diff options
Diffstat (limited to 'arch/ia64')
177 files changed, 330 insertions, 25670 deletions
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index 7468d8e50467..16714477eef4 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -10,13 +10,16 @@ config IA64 bool select ARCH_MIGHT_HAVE_PC_PARPORT select ARCH_MIGHT_HAVE_PC_SERIO - select ACPI if (!IA64_HP_SIM) - select ARCH_SUPPORTS_ACPI if (!IA64_HP_SIM) + select ACPI + select ACPI_NUMA if NUMA + select ARCH_SUPPORTS_ACPI select ACPI_SYSTEM_POWER_STATES_SUPPORT if ACPI select ARCH_MIGHT_HAVE_ACPI_PDC if ACPI - select FORCE_PCI if (!IA64_HP_SIM) + select FORCE_PCI select PCI_DOMAINS if PCI + select PCI_MSI select PCI_SYSCALL if PCI + select HAVE_ASM_MODVERSIONS select HAVE_UNSTABLE_SCHED_CLOCK select HAVE_EXIT_THREAD select HAVE_IDE @@ -30,8 +33,8 @@ config IA64 select HAVE_ARCH_TRACEHOOK select HAVE_MEMBLOCK_NODE_MAP select HAVE_VIRT_CPU_ACCOUNTING - select ARCH_HAS_DMA_COHERENT_TO_PFN if SWIOTLB - select ARCH_HAS_SYNC_DMA_FOR_CPU if SWIOTLB + select ARCH_HAS_DMA_COHERENT_TO_PFN + select ARCH_HAS_SYNC_DMA_FOR_CPU select VIRT_TO_BUS select GENERIC_IRQ_PROBE select GENERIC_PENDING_IRQ if SMP @@ -45,6 +48,7 @@ config IA64 select ARCH_THREAD_STACK_ALLOCATOR select ARCH_CLOCKSOURCE_DATA select GENERIC_TIME_VSYSCALL + select SWIOTLB select SYSCTL_ARCH_UNALIGN_NO_WARN select HAVE_MOD_ARCH_SPECIFIC select MODULES_USE_ELF_RELA @@ -52,6 +56,7 @@ config IA64 select HAVE_ARCH_AUDITSYSCALL select NEED_DMA_MAP_STATE select NEED_SG_DMA_LENGTH + select NUMA if !FLATMEM default y help The Itanium Processor Family is Intel's 64-bit successor to @@ -66,11 +71,6 @@ config 64BIT config ZONE_DMA32 def_bool y - depends on !IA64_SGI_SN2 - -config QUICKLIST - bool - default y config MMU bool @@ -121,87 +121,6 @@ config AUDIT_ARCH default y choice - prompt "System type" - default IA64_GENERIC - -config IA64_GENERIC - bool "generic" - select NUMA - select ACPI_NUMA - select SWIOTLB - select PCI_MSI - help - This selects the system type of your hardware. A "generic" kernel - will run on any supported IA-64 system. However, if you configure - a kernel for your specific system, it will be faster and smaller. - - generic For any supported IA-64 system - DIG-compliant For DIG ("Developer's Interface Guide") compliant systems - DIG+Intel+IOMMU For DIG systems with Intel IOMMU - HP-zx1/sx1000 For HP systems - HP-zx1/sx1000+swiotlb For HP systems with (broken) DMA-constrained devices. - SGI-SN2 For SGI Altix systems - SGI-UV For SGI UV systems - Ski-simulator For the HP simulator <http://www.hpl.hp.com/research/linux/ski/> - - If you don't know what to do, choose "generic". - -config IA64_DIG - bool "DIG-compliant" - select SWIOTLB - -config IA64_DIG_VTD - bool "DIG+Intel+IOMMU" - select INTEL_IOMMU - select PCI_MSI - -config IA64_HP_ZX1 - bool "HP-zx1/sx1000" - help - Build a kernel that runs on HP zx1 and sx1000 systems. This adds - support for the HP I/O MMU. - -config IA64_HP_ZX1_SWIOTLB - bool "HP-zx1/sx1000 with software I/O TLB" - select SWIOTLB - help - Build a kernel that runs on HP zx1 and sx1000 systems even when they - have broken PCI devices which cannot DMA to full 32 bits. Apart - from support for the HP I/O MMU, this includes support for the software - I/O TLB, which allows supporting the broken devices at the expense of - wasting some kernel memory (about 2MB by default). - -config IA64_SGI_SN2 - bool "SGI-SN2" - select NUMA - select ACPI_NUMA - help - Selecting this option will optimize the kernel for use on sn2 based - systems, but the resulting kernel binary will not run on other - types of ia64 systems. If you have an SGI Altix system, it's safe - to select this option. If in doubt, select ia64 generic support - instead. - -config IA64_SGI_UV - bool "SGI-UV" - select NUMA - select ACPI_NUMA - select SWIOTLB - help - Selecting this option will optimize the kernel for use on UV based - systems, but the resulting kernel binary will not run on other - types of ia64 systems. If you have an SGI UV system, it's safe - to select this option. If in doubt, select ia64 generic support - instead. - -config IA64_HP_SIM - bool "Ski-simulator" - select SWIOTLB - depends on !PM - -endchoice - -choice prompt "Processor type" default ITANIUM @@ -252,14 +171,7 @@ config IA64_PAGE_SIZE_64KB endchoice -if IA64_HP_SIM -config HZ - default 32 -endif - -if !IA64_HP_SIM source "kernel/Kconfig.hz" -endif config IA64_BRL_EMU bool @@ -272,17 +184,26 @@ config IA64_L1_CACHE_SHIFT default "7" if MCKINLEY default "6" if ITANIUM +config IA64_SGI_UV + bool "SGI-UV support" + help + Selecting this option will add specific support for running on SGI + UV based systems. If you have an SGI UV system or are building a + distro kernel, select this option. + +config IA64_HP_SBA_IOMMU + bool "HP SBA IOMMU support" + default y + help + Say Y here to add support for the SBA IOMMU found on HP zx1 and + sx1000 systems. If you're unsure, answer Y. + config IA64_CYCLONE bool "Cyclone (EXA) Time Source support" help Say Y here to enable support for IBM EXA Cyclone time source. If you're unsure, answer N. -config IOSAPIC - bool - depends on !IA64_HP_SIM - default y - config FORCE_MAX_ZONEORDER int "MAX_ORDER (11 - 17)" if !HUGETLB_PAGE range 11 17 if !HUGETLB_PAGE @@ -381,14 +302,13 @@ config ARCH_SPARSEMEM_ENABLE select SPARSEMEM_VMEMMAP_ENABLE config ARCH_DISCONTIGMEM_DEFAULT - def_bool y if (IA64_SGI_SN2 || IA64_GENERIC || IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB) + def_bool y depends on ARCH_DISCONTIGMEM_ENABLE config NUMA bool "NUMA support" - depends on !IA64_HP_SIM && !FLATMEM - default y if IA64_SGI_SN2 - select ACPI_NUMA if ACPI + depends on !FLATMEM + select SMP help Say Y to compile the kernel to support NUMA (Non-Uniform Memory Access). This option is for configuring high-end multiprocessor @@ -409,7 +329,7 @@ config NODES_SHIFT config VIRTUAL_MEM_MAP bool "Virtual mem map" depends on !SPARSEMEM - default y if !IA64_HP_SIM + default y help Say Y to compile the kernel with support for a virtual mem map. This code also only takes effect if a memory hole of greater than @@ -472,9 +392,6 @@ config IA64_MC_ERR_INJECT If you're unsure, do not select this option. -config SGI_SN - def_bool y if (IA64_SGI_SN2 || IA64_GENERIC) - config IA64_ESI bool "ESI (Extensible SAL Interface) support" help @@ -493,11 +410,9 @@ config IA64_HP_AML_NFW the "force" module parameter, e.g., with the "aml_nfw.force" kernel command line option. -source "drivers/sn/Kconfig" - config KEXEC bool "kexec system call" - depends on !IA64_HP_SIM && (!SMP || HOTPLUG_CPU) + depends on !SMP || HOTPLUG_CPU select KEXEC_CORE help kexec is a system call that implements the ability to shutdown your @@ -515,7 +430,7 @@ config KEXEC config CRASH_DUMP bool "kernel crash dumps" - depends on IA64_MCA_RECOVERY && !IA64_HP_SIM && (!SMP || HOTPLUG_CPU) + depends on IA64_MCA_RECOVERY && (!SMP || HOTPLUG_CPU) help Generate crash dump after being started by kexec. @@ -537,8 +452,6 @@ endif endmenu -source "arch/ia64/hp/sim/Kconfig" - config MSPEC tristate "Memory special operations driver" depends on IA64 diff --git a/arch/ia64/Kconfig.debug b/arch/ia64/Kconfig.debug index 1371efc9b005..40ca23bd228d 100644 --- a/arch/ia64/Kconfig.debug +++ b/arch/ia64/Kconfig.debug @@ -14,7 +14,7 @@ config IA64_GRANULE_16MB config IA64_GRANULE_64MB bool "64MB" - depends on !(IA64_GENERIC || IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB || IA64_SGI_SN2) + depends on BROKEN endchoice diff --git a/arch/ia64/Makefile b/arch/ia64/Makefile index 171290f9f1de..32240000dc0c 100644 --- a/arch/ia64/Makefile +++ b/arch/ia64/Makefile @@ -20,7 +20,7 @@ CHECKFLAGS += -D__ia64=1 -D__ia64__=1 -D_LP64 -D__LP64__ OBJCOPYFLAGS := --strip-all LDFLAGS_vmlinux := -static -KBUILD_LDFLAGS_MODULE += -T $(srctree)/arch/ia64/module.lds +KBUILD_LDS_MODULE += $(srctree)/arch/ia64/module.lds KBUILD_AFLAGS_KERNEL := -mconstant-gp EXTRA := @@ -39,29 +39,23 @@ $(error Sorry, you need a newer version of the assember, one that is built from ftp://ftp.hpl.hp.com/pub/linux-ia64/gas-030124.tar.gz) endif +quiet_cmd_gzip = GZIP $@ +cmd_gzip = cat $(real-prereqs) | gzip -n -f -9 > $@ + +quiet_cmd_objcopy = OBJCOPY $@ +cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@ + KBUILD_CFLAGS += $(cflags-y) head-y := arch/ia64/kernel/head.o libs-y += arch/ia64/lib/ core-y += arch/ia64/kernel/ arch/ia64/mm/ -core-$(CONFIG_IA64_DIG) += arch/ia64/dig/ -core-$(CONFIG_IA64_DIG_VTD) += arch/ia64/dig/ -core-$(CONFIG_IA64_GENERIC) += arch/ia64/dig/ -core-$(CONFIG_IA64_HP_ZX1) += arch/ia64/dig/ -core-$(CONFIG_IA64_HP_ZX1_SWIOTLB) += arch/ia64/dig/ -core-$(CONFIG_IA64_SGI_SN2) += arch/ia64/sn/ core-$(CONFIG_IA64_SGI_UV) += arch/ia64/uv/ -drivers-$(CONFIG_PCI) += arch/ia64/pci/ -drivers-$(CONFIG_IA64_HP_SIM) += arch/ia64/hp/sim/ -drivers-$(CONFIG_IA64_HP_ZX1) += arch/ia64/hp/common/ arch/ia64/hp/zx1/ -drivers-$(CONFIG_IA64_HP_ZX1_SWIOTLB) += arch/ia64/hp/common/ arch/ia64/hp/zx1/ -drivers-$(CONFIG_IA64_GENERIC) += arch/ia64/hp/common/ arch/ia64/hp/zx1/ arch/ia64/hp/sim/ arch/ia64/sn/ arch/ia64/uv/ +drivers-y += arch/ia64/pci/ arch/ia64/hp/common/ drivers-$(CONFIG_OPROFILE) += arch/ia64/oprofile/ -boot := arch/ia64/hp/sim/boot - -PHONY += boot compressed check +PHONY += compressed check all: compressed unwcheck @@ -69,22 +63,21 @@ compressed: vmlinux.gz vmlinuz: vmlinux.gz -vmlinux.gz: vmlinux - $(Q)$(MAKE) $(build)=$(boot) $@ +vmlinux.gz: vmlinux.bin FORCE + $(call if_changed,gzip) + +vmlinux.bin: vmlinux FORCE + $(call if_changed,objcopy) unwcheck: vmlinux -$(Q)READELF=$(READELF) $(PYTHON) $(srctree)/arch/ia64/scripts/unwcheck.py $< archclean: - $(Q)$(MAKE) $(clean)=$(boot) archheaders: $(Q)$(MAKE) $(build)=arch/ia64/kernel/syscalls all -CLEAN_FILES += vmlinux.gz bootloader - -boot: lib/lib.a vmlinux - $(Q)$(MAKE) $(build)=$(boot) $@ +CLEAN_FILES += vmlinux.gz install: vmlinux.gz sh $(srctree)/arch/ia64/install.sh $(KERNELRELEASE) $< System.map "$(INSTALL_PATH)" @@ -92,7 +85,6 @@ install: vmlinux.gz define archhelp echo '* compressed - Build compressed kernel image' echo ' install - Install compressed kernel image' - echo ' boot - Build vmlinux and bootloader for Ski simulator' echo '* unwcheck - Check vmlinux for invalid unwind info' endef diff --git a/arch/ia64/configs/bigsur_defconfig b/arch/ia64/configs/bigsur_defconfig index b6bda1838629..b630bd7351c4 100644 --- a/arch/ia64/configs/bigsur_defconfig +++ b/arch/ia64/configs/bigsur_defconfig @@ -7,7 +7,6 @@ CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_PARTITION_ADVANCED=y CONFIG_SGI_PARTITION=y -CONFIG_IA64_DIG=y CONFIG_SMP=y CONFIG_NR_CPUS=2 CONFIG_PREEMPT=y diff --git a/arch/ia64/configs/generic_defconfig b/arch/ia64/configs/generic_defconfig index 81f686dee53c..661d90b3e148 100644 --- a/arch/ia64/configs/generic_defconfig +++ b/arch/ia64/configs/generic_defconfig @@ -44,14 +44,12 @@ CONFIG_BLK_DEV_LOOP=m CONFIG_BLK_DEV_CRYPTOLOOP=m CONFIG_BLK_DEV_NBD=m CONFIG_BLK_DEV_RAM=y -CONFIG_SGI_IOC4=y CONFIG_SGI_XP=m CONFIG_IDE=y CONFIG_BLK_DEV_IDECD=y CONFIG_BLK_DEV_GENERIC=y CONFIG_BLK_DEV_CMD64X=y CONFIG_BLK_DEV_PIIX=y -CONFIG_BLK_DEV_SGIIOC4=y CONFIG_BLK_DEV_SD=y CONFIG_CHR_DEV_ST=m CONFIG_BLK_DEV_SR=m @@ -90,16 +88,11 @@ CONFIG_IGB=y # CONFIG_SERIO_SERPORT is not set CONFIG_GAMEPORT=m CONFIG_SERIAL_NONSTANDARD=y -CONFIG_SGI_SNSC=y -CONFIG_SGI_TIOCX=y -CONFIG_SGI_MBCS=m CONFIG_SERIAL_8250=y CONFIG_SERIAL_8250_CONSOLE=y CONFIG_SERIAL_8250_NR_UARTS=6 CONFIG_SERIAL_8250_EXTENDED=y CONFIG_SERIAL_8250_SHARE_IRQ=y -CONFIG_SERIAL_SGI_L1_CONSOLE=y -CONFIG_SERIAL_SGI_IOC4=y # CONFIG_HW_RANDOM is not set CONFIG_EFI_RTC=y CONFIG_RAW_DRIVER=m @@ -107,7 +100,6 @@ CONFIG_HPET=y CONFIG_AGP=m CONFIG_AGP_I460=m CONFIG_AGP_HP_ZX1=m -CONFIG_AGP_SGI_TIOCA=m CONFIG_DRM=m CONFIG_DRM_TDFX=m CONFIG_DRM_R128=m diff --git a/arch/ia64/configs/gensparse_defconfig b/arch/ia64/configs/gensparse_defconfig index 5b4fcdd51457..7844e6a956a4 100644 --- a/arch/ia64/configs/gensparse_defconfig +++ b/arch/ia64/configs/gensparse_defconfig @@ -19,7 +19,6 @@ CONFIG_SPARSEMEM_MANUAL=y CONFIG_IA64_MCA_RECOVERY=y CONFIG_PERFMON=y CONFIG_IA64_PALINFO=y -CONFIG_SGI_IOC3=y CONFIG_EFI_VARS=y CONFIG_BINFMT_MISC=m CONFIG_ACPI_BUTTON=m @@ -37,14 +36,12 @@ CONFIG_BLK_DEV_LOOP=m CONFIG_BLK_DEV_CRYPTOLOOP=m CONFIG_BLK_DEV_NBD=m CONFIG_BLK_DEV_RAM=y -CONFIG_SGI_IOC4=y CONFIG_IDE=y CONFIG_BLK_DEV_IDECD=y CONFIG_IDE_GENERIC=y CONFIG_BLK_DEV_GENERIC=y CONFIG_BLK_DEV_CMD64X=y CONFIG_BLK_DEV_PIIX=y -CONFIG_BLK_DEV_SGIIOC4=y CONFIG_SCSI=y CONFIG_BLK_DEV_SD=y CONFIG_CHR_DEV_ST=m @@ -79,17 +76,11 @@ CONFIG_E1000=y # CONFIG_SERIO_SERPORT is not set CONFIG_GAMEPORT=m CONFIG_SERIAL_NONSTANDARD=y -CONFIG_SGI_SNSC=y -CONFIG_SGI_TIOCX=y -CONFIG_SGI_MBCS=m CONFIG_SERIAL_8250=y CONFIG_SERIAL_8250_CONSOLE=y CONFIG_SERIAL_8250_NR_UARTS=6 CONFIG_SERIAL_8250_EXTENDED=y CONFIG_SERIAL_8250_SHARE_IRQ=y -CONFIG_SERIAL_SGI_L1_CONSOLE=y -CONFIG_SERIAL_SGI_IOC4=y -CONFIG_SERIAL_SGI_IOC3=y # CONFIG_HW_RANDOM is not set CONFIG_EFI_RTC=y CONFIG_RAW_DRIVER=m @@ -97,7 +88,6 @@ CONFIG_HPET=y CONFIG_AGP=m CONFIG_AGP_I460=m CONFIG_AGP_HP_ZX1=m -CONFIG_AGP_SGI_TIOCA=m CONFIG_DRM=m CONFIG_DRM_TDFX=m CONFIG_DRM_R128=m diff --git a/arch/ia64/configs/sim_defconfig b/arch/ia64/configs/sim_defconfig deleted file mode 100644 index f0f69fdbddae..000000000000 --- a/arch/ia64/configs/sim_defconfig +++ /dev/null @@ -1,52 +0,0 @@ -CONFIG_SYSVIPC=y -CONFIG_IKCONFIG=y -CONFIG_IKCONFIG_PROC=y -CONFIG_LOG_BUF_SHIFT=16 -CONFIG_MODULES=y -CONFIG_MODULE_UNLOAD=y -CONFIG_MODULE_FORCE_UNLOAD=y -CONFIG_MODVERSIONS=y -CONFIG_PARTITION_ADVANCED=y -CONFIG_IA64_HP_SIM=y -CONFIG_MCKINLEY=y -CONFIG_IA64_PAGE_SIZE_64KB=y -CONFIG_SMP=y -CONFIG_NR_CPUS=64 -CONFIG_PREEMPT=y -CONFIG_IA64_PALINFO=m -CONFIG_EFI_VARS=y -CONFIG_BINFMT_MISC=y -CONFIG_NET=y -CONFIG_PACKET=y -CONFIG_INET=y -CONFIG_IP_MULTICAST=y -# CONFIG_IPV6 is not set -# CONFIG_STANDALONE is not set -CONFIG_BLK_DEV_LOOP=y -CONFIG_BLK_DEV_RAM=y -CONFIG_SCSI=y -CONFIG_BLK_DEV_SD=y -CONFIG_SCSI_CONSTANTS=y -CONFIG_SCSI_LOGGING=y -CONFIG_SCSI_SPI_ATTRS=y -# CONFIG_INPUT_KEYBOARD is not set -# CONFIG_INPUT_MOUSE is not set -# CONFIG_SERIO_I8042 is not set -# CONFIG_LEGACY_PTYS is not set -CONFIG_EFI_RTC=y -# CONFIG_VGA_CONSOLE is not set -CONFIG_HP_SIMETH=y -CONFIG_HP_SIMSERIAL=y -CONFIG_HP_SIMSERIAL_CONSOLE=y -CONFIG_HP_SIMSCSI=y -CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_FS_XATTR is not set -CONFIG_PROC_KCORE=y -CONFIG_HUGETLBFS=y -CONFIG_NFS_FS=y -CONFIG_NFSD=y -CONFIG_NFSD_V3=y -CONFIG_DEBUG_INFO=y -CONFIG_DEBUG_KERNEL=y -CONFIG_DEBUG_MUTEXES=y diff --git a/arch/ia64/configs/tiger_defconfig b/arch/ia64/configs/tiger_defconfig index 192ed157c9ce..1d6e2a01452b 100644 --- a/arch/ia64/configs/tiger_defconfig +++ b/arch/ia64/configs/tiger_defconfig @@ -12,7 +12,6 @@ CONFIG_MODULE_SRCVERSION_ALL=y # CONFIG_BLK_DEV_BSG is not set CONFIG_PARTITION_ADVANCED=y CONFIG_SGI_PARTITION=y -CONFIG_IA64_DIG=y CONFIG_MCKINLEY=y CONFIG_IA64_PAGE_SIZE_64KB=y CONFIG_IA64_CYCLONE=y diff --git a/arch/ia64/configs/zx1_defconfig b/arch/ia64/configs/zx1_defconfig index b504c8e2fd52..8c92e095f8bb 100644 --- a/arch/ia64/configs/zx1_defconfig +++ b/arch/ia64/configs/zx1_defconfig @@ -4,7 +4,6 @@ CONFIG_BLK_DEV_INITRD=y CONFIG_KPROBES=y CONFIG_MODULES=y CONFIG_PARTITION_ADVANCED=y -CONFIG_IA64_HP_ZX1=y CONFIG_MCKINLEY=y CONFIG_SMP=y CONFIG_NR_CPUS=16 diff --git a/arch/ia64/dig/Makefile b/arch/ia64/dig/Makefile deleted file mode 100644 index e7f830825470..000000000000 --- a/arch/ia64/dig/Makefile +++ /dev/null @@ -1,15 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0 -# -# ia64/platform/dig/Makefile -# -# Copyright (C) 1999 Silicon Graphics, Inc. -# Copyright (C) Srinivasa Thirumalachar (sprasad@engr.sgi.com) -# - -obj-y := setup.o -ifeq ($(CONFIG_INTEL_IOMMU), y) -obj-$(CONFIG_IA64_GENERIC) += machvec.o machvec_vtd.o -else -obj-$(CONFIG_IA64_GENERIC) += machvec.o -endif - diff --git a/arch/ia64/dig/machvec.c b/arch/ia64/dig/machvec.c deleted file mode 100644 index 0c55bdafb473..000000000000 --- a/arch/ia64/dig/machvec.c +++ /dev/null @@ -1,3 +0,0 @@ -#define MACHVEC_PLATFORM_NAME dig -#define MACHVEC_PLATFORM_HEADER <asm/machvec_dig.h> -#include <asm/machvec_init.h> diff --git a/arch/ia64/dig/machvec_vtd.c b/arch/ia64/dig/machvec_vtd.c deleted file mode 100644 index 7cd3eb471cad..000000000000 --- a/arch/ia64/dig/machvec_vtd.c +++ /dev/null @@ -1,3 +0,0 @@ -#define MACHVEC_PLATFORM_NAME dig_vtd -#define MACHVEC_PLATFORM_HEADER <asm/machvec_dig_vtd.h> -#include <asm/machvec_init.h> diff --git a/arch/ia64/dig/setup.c b/arch/ia64/dig/setup.c deleted file mode 100644 index cc14fdce6db6..000000000000 --- a/arch/ia64/dig/setup.c +++ /dev/null @@ -1,71 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Platform dependent support for DIG64 platforms. - * - * Copyright (C) 1999 Intel Corp. - * Copyright (C) 1999, 2001 Hewlett-Packard Co - * Copyright (C) 1999, 2001, 2003 David Mosberger-Tang <davidm@hpl.hp.com> - * Copyright (C) 1999 VA Linux Systems - * Copyright (C) 1999 Walt Drummond <drummond@valinux.com> - * Copyright (C) 1999 Vijay Chander <vijay@engr.sgi.com> - */ - -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/kernel.h> -#include <linux/kdev_t.h> -#include <linux/string.h> -#include <linux/screen_info.h> -#include <linux/console.h> -#include <linux/timex.h> -#include <linux/sched.h> -#include <linux/root_dev.h> - -#include <asm/io.h> -#include <asm/machvec.h> -#include <asm/setup.h> - -void __init -dig_setup (char **cmdline_p) -{ - unsigned int orig_x, orig_y, num_cols, num_rows, font_height; - - /* - * Default to /dev/sda2. This assumes that the EFI partition - * is physical disk 1 partition 1 and the Linux root disk is - * physical disk 1 partition 2. - */ - ROOT_DEV = Root_SDA2; /* default to second partition on first drive */ - -#ifdef CONFIG_SMP - init_smp_config(); -#endif - - memset(&screen_info, 0, sizeof(screen_info)); - - if (!ia64_boot_param->console_info.num_rows - || !ia64_boot_param->console_info.num_cols) - { - printk(KERN_WARNING "dig_setup: warning: invalid screen-info, guessing 80x25\n"); - orig_x = 0; - orig_y = 0; - num_cols = 80; - num_rows = 25; - font_height = 16; - } else { - orig_x = ia64_boot_param->console_info.orig_x; - orig_y = ia64_boot_param->console_info.orig_y; - num_cols = ia64_boot_param->console_info.num_cols; - num_rows = ia64_boot_param->console_info.num_rows; - font_height = 400 / num_rows; - } - - screen_info.orig_x = orig_x; - screen_info.orig_y = orig_y; - screen_info.orig_video_cols = num_cols; - screen_info.orig_video_lines = num_rows; - screen_info.orig_video_points = font_height; - screen_info.orig_video_mode = 3; /* XXX fake */ - screen_info.orig_video_isVGA = 1; /* XXX fake */ - screen_info.orig_video_ega_bx = 3; /* XXX fake */ -} diff --git a/arch/ia64/hp/common/Makefile b/arch/ia64/hp/common/Makefile index 6026308f9a62..11a56ed38229 100644 --- a/arch/ia64/hp/common/Makefile +++ b/arch/ia64/hp/common/Makefile @@ -6,7 +6,5 @@ # Copyright (C) Alex Williamson (alex_williamson@hp.com) # -obj-y := sba_iommu.o -obj-$(CONFIG_IA64_HP_ZX1_SWIOTLB) += hwsw_iommu.o -obj-$(CONFIG_IA64_GENERIC) += hwsw_iommu.o +obj-$(CONFIG_IA64_HP_SBA_IOMMU) += sba_iommu.o obj-$(CONFIG_IA64_HP_AML_NFW) += aml_nfw.o diff --git a/arch/ia64/hp/common/hwsw_iommu.c b/arch/ia64/hp/common/hwsw_iommu.c deleted file mode 100644 index 8840ed97712f..000000000000 --- a/arch/ia64/hp/common/hwsw_iommu.c +++ /dev/null @@ -1,60 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Copyright (c) 2004 Hewlett-Packard Development Company, L.P. - * Contributed by David Mosberger-Tang <davidm@hpl.hp.com> - * - * This is a pseudo I/O MMU which dispatches to the hardware I/O MMU - * whenever possible. We assume that the hardware I/O MMU requires - * full 32-bit addressability, as is the case, e.g., for HP zx1-based - * systems (there, the I/O MMU window is mapped at 3-4GB). If a - * device doesn't provide full 32-bit addressability, we fall back on - * the sw I/O TLB. This is good enough to let us support broken - * hardware such as soundcards which have a DMA engine that can - * address only 28 bits. - */ - -#include <linux/device.h> -#include <linux/dma-mapping.h> -#include <linux/swiotlb.h> -#include <linux/export.h> -#include <asm/machvec.h> - -extern const struct dma_map_ops sba_dma_ops; - -/* swiotlb declarations & definitions: */ -extern int swiotlb_late_init_with_default_size (size_t size); - -/* - * Note: we need to make the determination of whether or not to use - * the sw I/O TLB based purely on the device structure. Anything else - * would be unreliable or would be too intrusive. - */ -static inline int use_swiotlb(struct device *dev) -{ - return dev && dev->dma_mask && - !sba_dma_ops.dma_supported(dev, *dev->dma_mask); -} - -const struct dma_map_ops *hwsw_dma_get_ops(struct device *dev) -{ - if (use_swiotlb(dev)) - return NULL; - return &sba_dma_ops; -} -EXPORT_SYMBOL(hwsw_dma_get_ops); - -void __init -hwsw_init (void) -{ - /* default to a smallish 2MB sw I/O TLB */ - if (swiotlb_late_init_with_default_size (2 * (1<<20)) != 0) { -#ifdef CONFIG_IA64_GENERIC - /* Better to have normal DMA than panic */ - printk(KERN_WARNING "%s: Failed to initialize software I/O TLB," - " reverting to hpzx1 platform vector\n", __func__); - machvec_init("hpzx1"); -#else - panic("Unable to initialize software I/O TLB services"); -#endif - } -} diff --git a/arch/ia64/hp/common/sba_iommu.c b/arch/ia64/hp/common/sba_iommu.c index 3d24cc43385b..a806227c1fad 100644 --- a/arch/ia64/hp/common/sba_iommu.c +++ b/arch/ia64/hp/common/sba_iommu.c @@ -35,6 +35,7 @@ #include <linux/iommu-helper.h> #include <linux/dma-mapping.h> #include <linux/prefetch.h> +#include <linux/swiotlb.h> #include <asm/delay.h> /* ia64_get_itc() */ #include <asm/io.h> @@ -43,8 +44,6 @@ #include <asm/acpi-ext.h> -extern int swiotlb_late_init_with_default_size (size_t size); - #define PFX "IOC: " /* @@ -251,12 +250,8 @@ static SBA_INLINE void sba_free_range(struct ioc *, dma_addr_t, size_t); static u64 prefetch_spill_page; #endif -#ifdef CONFIG_PCI -# define GET_IOC(dev) ((dev_is_pci(dev)) \ +#define GET_IOC(dev) ((dev_is_pci(dev)) \ ? ((struct ioc *) PCI_CONTROLLER(to_pci_dev(dev))->iommu) : NULL) -#else -# define GET_IOC(dev) NULL -#endif /* ** DMA_CHUNK_SIZE is used by the SCSI mid-layer to break up @@ -1741,9 +1736,7 @@ ioc_sac_init(struct ioc *ioc) controller->iommu = ioc; sac->sysdata = controller; sac->dma_mask = 0xFFFFFFFFUL; -#ifdef CONFIG_PCI sac->dev.bus = &pci_bus_type; -#endif ioc->sac_only_dev = sac; } @@ -2062,27 +2055,35 @@ static int __init acpi_sba_ioc_init_acpi(void) /* This has to run before acpi_scan_init(). */ arch_initcall(acpi_sba_ioc_init_acpi); +static int sba_dma_supported (struct device *dev, u64 mask) +{ + /* make sure it's at least 32bit capable */ + return ((mask & 0xFFFFFFFFUL) == 0xFFFFFFFFUL); +} + +static const struct dma_map_ops sba_dma_ops = { + .alloc = sba_alloc_coherent, + .free = sba_free_coherent, + .map_page = sba_map_page, + .unmap_page = sba_unmap_page, + .map_sg = sba_map_sg_attrs, + .unmap_sg = sba_unmap_sg_attrs, + .dma_supported = sba_dma_supported, + .mmap = dma_common_mmap, + .get_sgtable = dma_common_get_sgtable, +}; + static int __init sba_init(void) { - if (!ia64_platform_is("hpzx1") && !ia64_platform_is("hpzx1_swiotlb")) - return 0; - -#if defined(CONFIG_IA64_GENERIC) - /* If we are booting a kdump kernel, the sba_iommu will - * cause devices that were not shutdown properly to MCA - * as soon as they are turned back on. Our only option for - * a successful kdump kernel boot is to use the swiotlb. + /* + * If we are booting a kdump kernel, the sba_iommu will cause devices + * that were not shutdown properly to MCA as soon as they are turned + * back on. Our only option for a successful kdump kernel boot is to + * use swiotlb. */ - if (is_kdump_kernel()) { - dma_ops = NULL; - if (swiotlb_late_init_with_default_size(64 * (1<<20)) != 0) - panic("Unable to initialize software I/O TLB:" - " Try machvec=dig boot option"); - machvec_init("dig"); + if (is_kdump_kernel()) return 0; - } -#endif /* * ioc_found should be populated by the acpi_sba_ioc_handler's .attach() @@ -2091,43 +2092,18 @@ sba_init(void) while (ioc_found) acpi_sba_ioc_add(ioc_found); - if (!ioc_list) { -#ifdef CONFIG_IA64_GENERIC - /* - * If we didn't find something sba_iommu can claim, we - * need to setup the swiotlb and switch to the dig machvec. - */ - dma_ops = NULL; - if (swiotlb_late_init_with_default_size(64 * (1<<20)) != 0) - panic("Unable to find SBA IOMMU or initialize " - "software I/O TLB: Try machvec=dig boot option"); - machvec_init("dig"); -#else - panic("Unable to find SBA IOMMU: Try a generic or DIG kernel"); -#endif + if (!ioc_list) return 0; - } -#if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_HP_ZX1_SWIOTLB) - /* - * hpzx1_swiotlb needs to have a fairly small swiotlb bounce - * buffer setup to support devices with smaller DMA masks than - * sba_iommu can handle. - */ - if (ia64_platform_is("hpzx1_swiotlb")) { - extern void hwsw_init(void); - - hwsw_init(); - } -#endif - -#ifdef CONFIG_PCI { struct pci_bus *b = NULL; while ((b = pci_find_next_bus(b)) != NULL) sba_connect_bus(b); } -#endif + + /* no need for swiotlb with the iommu */ + swiotlb_exit(); + dma_ops = &sba_dma_ops; #ifdef CONFIG_PROC_FS ioc_proc_init(); @@ -2144,12 +2120,6 @@ nosbagart(char *str) return 1; } -static int sba_dma_supported (struct device *dev, u64 mask) -{ - /* make sure it's at least 32bit capable */ - return ((mask & 0xFFFFFFFFUL) == 0xFFFFFFFFUL); -} - __setup("nosbagart", nosbagart); static int __init @@ -2174,18 +2144,3 @@ sba_page_override(char *str) } __setup("sbapagesize=",sba_page_override); - -const struct dma_map_ops sba_dma_ops = { - .alloc = sba_alloc_coherent, - .free = sba_free_coherent, - .map_page = sba_map_page, - .unmap_page = sba_unmap_page, - .map_sg = sba_map_sg_attrs, - .unmap_sg = sba_unmap_sg_attrs, - .dma_supported = sba_dma_supported, -}; - -void sba_dma_init(void) -{ - dma_ops = &sba_dma_ops; -} diff --git a/arch/ia64/hp/sim/Kconfig b/arch/ia64/hp/sim/Kconfig deleted file mode 100644 index 56fb4f1d4f7c..000000000000 --- a/arch/ia64/hp/sim/Kconfig +++ /dev/null @@ -1,23 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0 - -menu "HP Simulator drivers" - depends on IA64_HP_SIM || IA64_GENERIC - -config HP_SIMETH - bool "Simulated Ethernet " - depends on NET - -config HP_SIMSERIAL - bool "Simulated serial driver support" - depends on TTY - -config HP_SIMSERIAL_CONSOLE - bool "Console for HP simulator" - depends on HP_SIMSERIAL - -config HP_SIMSCSI - bool "Simulated SCSI disk" - depends on SCSI=y - -endmenu - diff --git a/arch/ia64/hp/sim/Makefile b/arch/ia64/hp/sim/Makefile deleted file mode 100644 index 0224a13d2c5b..000000000000 --- a/arch/ia64/hp/sim/Makefile +++ /dev/null @@ -1,17 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0 -# -# ia64/platform/hp/sim/Makefile -# -# Copyright (C) 2002 Hewlett-Packard Co. -# David Mosberger-Tang <davidm@hpl.hp.com> -# Copyright (C) 1999 Silicon Graphics, Inc. -# Copyright (C) Srinivasa Thirumalachar (sprasad@engr.sgi.com) -# - -obj-y := hpsim_irq.o hpsim_setup.o hpsim.o -obj-$(CONFIG_IA64_GENERIC) += hpsim_machvec.o - -obj-$(CONFIG_HP_SIMETH) += simeth.o -obj-$(CONFIG_HP_SIMSERIAL) += simserial.o -obj-$(CONFIG_HP_SIMSERIAL_CONSOLE) += hpsim_console.o -obj-$(CONFIG_HP_SIMSCSI) += simscsi.o diff --git a/arch/ia64/hp/sim/boot/Makefile b/arch/ia64/hp/sim/boot/Makefile deleted file mode 100644 index df6e9968c845..000000000000 --- a/arch/ia64/hp/sim/boot/Makefile +++ /dev/null @@ -1,37 +0,0 @@ -# -# ia64/boot/Makefile -# -# This file is subject to the terms and conditions of the GNU General Public -# License. See the file "COPYING" in the main directory of this archive -# for more details. -# -# Copyright (C) 1998, 2003 by David Mosberger-Tang <davidm@hpl.hp.com> -# - -targets-$(CONFIG_IA64_HP_SIM) += bootloader -targets := vmlinux.bin vmlinux.gz $(targets-y) - -quiet_cmd_cptotop = LN $@ - cmd_cptotop = ln -f $< $@ - -vmlinux.gz: $(obj)/vmlinux.gz $(addprefix $(obj)/,$(targets-y)) - $(call cmd,cptotop) - @echo ' Kernel: $@ is ready' - -boot: bootloader - -bootloader: $(obj)/bootloader - $(call cmd,cptotop) - -$(obj)/vmlinux.gz: $(obj)/vmlinux.bin FORCE - $(call if_changed,gzip) - -$(obj)/vmlinux.bin: vmlinux FORCE - $(call if_changed,objcopy) - - -LDFLAGS_bootloader = -static -T - -$(obj)/bootloader: $(src)/bootloader.lds $(obj)/bootloader.o $(obj)/boot_head.o $(obj)/fw-emu.o \ - lib/lib.a arch/ia64/lib/lib.a FORCE - $(call if_changed,ld) diff --git a/arch/ia64/hp/sim/boot/boot_head.S b/arch/ia64/hp/sim/boot/boot_head.S deleted file mode 100644 index a7d178fb41e8..000000000000 --- a/arch/ia64/hp/sim/boot/boot_head.S +++ /dev/null @@ -1,165 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Copyright (C) 1998-2003 Hewlett-Packard Co - * David Mosberger-Tang <davidm@hpl.hp.com> - */ - -#include <asm/asmmacro.h> -#include <asm/pal.h> - - .bss - .align 16 -stack_mem: - .skip 16834 - - .text - -/* This needs to be defined because lib/string.c:strlcat() calls it in case of error... */ -GLOBAL_ENTRY(printk) - break 0 -END(printk) - -GLOBAL_ENTRY(_start) - .prologue - .save rp, r0 - .body - movl gp = __gp - movl sp = stack_mem+16384-16 - bsw.1 - br.call.sptk.many rp=start_bootloader -0: nop 0 /* dummy nop to make unwinding work */ -END(_start) - -/* - * Set a break point on this function so that symbols are available to set breakpoints in - * the kernel being debugged. - */ -GLOBAL_ENTRY(debug_break) - br.ret.sptk.many b0 -END(debug_break) - -GLOBAL_ENTRY(ssc) - .regstk 5,0,0,0 - mov r15=in4 - break 0x80001 - br.ret.sptk.many b0 -END(ssc) - -GLOBAL_ENTRY(jmp_to_kernel) - .regstk 2,0,0,0 - mov r28=in0 - mov b7=in1 - br.sptk.few b7 -END(jmp_to_kernel) - -/* - * r28 contains the index of the PAL function - * r29--31 the args - * Return values in ret0--3 (r8--11) - */ -GLOBAL_ENTRY(pal_emulator_static) - mov r8=-1 - mov r9=256 - ;; - cmp.gtu p6,p7=r9,r28 /* r28 <= 255? */ -(p6) br.cond.sptk.few static - ;; - mov r9=512 - ;; - cmp.gtu p6,p7=r9,r28 -(p6) br.cond.sptk.few stacked - ;; -static: cmp.eq p6,p7=PAL_PTCE_INFO,r28 -(p7) br.cond.sptk.few 1f - ;; - mov r8=0 /* status = 0 */ - movl r9=0x100000000 /* tc.base */ - movl r10=0x0000000200000003 /* count[0], count[1] */ - movl r11=0x1000000000002000 /* stride[0], stride[1] */ - br.cond.sptk.few rp -1: cmp.eq p6,p7=PAL_FREQ_RATIOS,r28 -(p7) br.cond.sptk.few 1f - mov r8=0 /* status = 0 */ - movl r9 =0x100000064 /* proc_ratio (1/100) */ - movl r10=0x100000100 /* bus_ratio<<32 (1/256) */ - movl r11=0x100000064 /* itc_ratio<<32 (1/100) */ - ;; -1: cmp.eq p6,p7=PAL_RSE_INFO,r28 -(p7) br.cond.sptk.few 1f - mov r8=0 /* status = 0 */ - mov r9=96 /* num phys stacked */ - mov r10=0 /* hints */ - mov r11=0 - br.cond.sptk.few rp -1: cmp.eq p6,p7=PAL_CACHE_FLUSH,r28 /* PAL_CACHE_FLUSH */ -(p7) br.cond.sptk.few 1f - mov r9=ar.lc - movl r8=524288 /* flush 512k million cache lines (16MB) */ - ;; - mov ar.lc=r8 - movl r8=0xe000000000000000 - ;; -.loop: fc r8 - add r8=32,r8 - br.cloop.sptk.few .loop - sync.i - ;; - srlz.i - ;; - mov ar.lc=r9 - mov r8=r0 - ;; -1: cmp.eq p6,p7=PAL_PERF_MON_INFO,r28 -(p7) br.cond.sptk.few 1f - mov r8=0 /* status = 0 */ - movl r9 =0x08122f04 /* generic=4 width=47 retired=8 cycles=18 */ - mov r10=0 /* reserved */ - mov r11=0 /* reserved */ - mov r16=0xffff /* implemented PMC */ - mov r17=0x3ffff /* implemented PMD */ - add r18=8,r29 /* second index */ - ;; - st8 [r29]=r16,16 /* store implemented PMC */ - st8 [r18]=r0,16 /* clear remaining bits */ - ;; - st8 [r29]=r0,16 /* clear remaining bits */ - st8 [r18]=r0,16 /* clear remaining bits */ - ;; - st8 [r29]=r17,16 /* store implemented PMD */ - st8 [r18]=r0,16 /* clear remaining bits */ - mov r16=0xf0 /* cycles count capable PMC */ - ;; - st8 [r29]=r0,16 /* clear remaining bits */ - st8 [r18]=r0,16 /* clear remaining bits */ - mov r17=0xf0 /* retired bundles capable PMC */ - ;; - st8 [r29]=r16,16 /* store cycles capable */ - st8 [r18]=r0,16 /* clear remaining bits */ - ;; - st8 [r29]=r0,16 /* clear remaining bits */ - st8 [r18]=r0,16 /* clear remaining bits */ - ;; - st8 [r29]=r17,16 /* store retired bundle capable */ - st8 [r18]=r0,16 /* clear remaining bits */ - ;; - st8 [r29]=r0,16 /* clear remaining bits */ - st8 [r18]=r0,16 /* clear remaining bits */ - ;; -1: cmp.eq p6,p7=PAL_VM_SUMMARY,r28 -(p7) br.cond.sptk.few 1f - mov r8=0 /* status = 0 */ - movl r9=0x2044040020F1865 /* num_tc_levels=2, num_unique_tcs=4 */ - /* max_itr_entry=64, max_dtr_entry=64 */ - /* hash_tag_id=2, max_pkr=15 */ - /* key_size=24, phys_add_size=50, vw=1 */ - movl r10=0x183C /* rid_size=24, impl_va_msb=60 */ - ;; -1: cmp.eq p6,p7=PAL_MEM_ATTRIB,r28 -(p7) br.cond.sptk.few 1f - mov r8=0 /* status = 0 */ - mov r9=0x80|0x01 /* NatPage|WB */ - ;; -1: br.cond.sptk.few rp -stacked: - br.ret.sptk.few rp -END(pal_emulator_static) diff --git a/arch/ia64/hp/sim/boot/bootloader.c b/arch/ia64/hp/sim/boot/bootloader.c deleted file mode 100644 index 6d804608dc81..000000000000 --- a/arch/ia64/hp/sim/boot/bootloader.c +++ /dev/null @@ -1,175 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * arch/ia64/hp/sim/boot/bootloader.c - * - * Loads an ELF kernel. - * - * Copyright (C) 1998-2003 Hewlett-Packard Co - * David Mosberger-Tang <davidm@hpl.hp.com> - * Stephane Eranian <eranian@hpl.hp.com> - * - * 01/07/99 S.Eranian modified to pass command line arguments to kernel - */ -struct task_struct; /* forward declaration for elf.h */ - -#include <linux/elf.h> -#include <linux/init.h> -#include <linux/kernel.h> - -#include <asm/elf.h> -#include <asm/intrinsics.h> -#include <asm/pal.h> -#include <asm/pgtable.h> -#include <asm/sal.h> - -#include "ssc.h" - -struct disk_req { - unsigned long addr; - unsigned len; -}; - -struct disk_stat { - int fd; - unsigned count; -}; - -extern void jmp_to_kernel (unsigned long bp, unsigned long e_entry); -extern struct ia64_boot_param *sys_fw_init (const char *args, int arglen); -extern void debug_break (void); - -static void -cons_write (const char *buf) -{ - unsigned long ch; - - while ((ch = *buf++) != '\0') { - ssc(ch, 0, 0, 0, SSC_PUTCHAR); - if (ch == '\n') - ssc('\r', 0, 0, 0, SSC_PUTCHAR); - } -} - -#define MAX_ARGS 32 - -void -start_bootloader (void) -{ - static char mem[4096]; - static char buffer[1024]; - unsigned long off; - int fd, i; - struct disk_req req; - struct disk_stat stat; - struct elfhdr *elf; - struct elf_phdr *elf_phdr; /* program header */ - unsigned long e_entry, e_phoff, e_phnum; - register struct ia64_boot_param *bp; - char *kpath, *args; - long arglen = 0; - - ssc(0, 0, 0, 0, SSC_CONSOLE_INIT); - - /* - * S.Eranian: extract the commandline argument from the simulator - * - * The expected format is as follows: - * - * kernelname args... - * - * Both are optional but you can't have the second one without the first. - */ - arglen = ssc((long) buffer, 0, 0, 0, SSC_GET_ARGS); - - kpath = "vmlinux"; - args = buffer; - if (arglen > 0) { - kpath = buffer; - while (*args != ' ' && *args != '\0') - ++args, --arglen; - if (*args == ' ') - *args++ = '\0', --arglen; - } - - if (arglen <= 0) { - args = ""; - arglen = 1; - } - - fd = ssc((long) kpath, 1, 0, 0, SSC_OPEN); - - if (fd < 0) { - cons_write(kpath); - cons_write(": file not found, reboot now\n"); - for(;;); - } - stat.fd = fd; - off = 0; - - req.len = sizeof(mem); - req.addr = (long) mem; - ssc(fd, 1, (long) &req, off, SSC_READ); - ssc((long) &stat, 0, 0, 0, SSC_WAIT_COMPLETION); - - elf = (struct elfhdr *) mem; - if (elf->e_ident[0] == 0x7f && strncmp(elf->e_ident + 1, "ELF", 3) != 0) { - cons_write("not an ELF file\n"); - return; - } - if (elf->e_type != ET_EXEC) { - cons_write("not an ELF executable\n"); - return; - } - if (!elf_check_arch(elf)) { - cons_write("kernel not for this processor\n"); - return; - } - - e_entry = elf->e_entry; - e_phnum = elf->e_phnum; - e_phoff = elf->e_phoff; - - cons_write("loading "); - cons_write(kpath); - cons_write("...\n"); - - for (i = 0; i < e_phnum; ++i) { - req.len = sizeof(*elf_phdr); - req.addr = (long) mem; - ssc(fd, 1, (long) &req, e_phoff, SSC_READ); - ssc((long) &stat, 0, 0, 0, SSC_WAIT_COMPLETION); - if (stat.count != sizeof(*elf_phdr)) { - cons_write("failed to read phdr\n"); - return; - } - e_phoff += sizeof(*elf_phdr); - - elf_phdr = (struct elf_phdr *) mem; - - if (elf_phdr->p_type != PT_LOAD) - continue; - - req.len = elf_phdr->p_filesz; - req.addr = __pa(elf_phdr->p_paddr); - ssc(fd, 1, (long) &req, elf_phdr->p_offset, SSC_READ); - ssc((long) &stat, 0, 0, 0, SSC_WAIT_COMPLETION); - memset((char *)__pa(elf_phdr->p_paddr) + elf_phdr->p_filesz, 0, - elf_phdr->p_memsz - elf_phdr->p_filesz); - } - ssc(fd, 0, 0, 0, SSC_CLOSE); - - cons_write("starting kernel...\n"); - - /* fake an I/O base address: */ - ia64_setreg(_IA64_REG_AR_KR0, 0xffffc000000UL); - - bp = sys_fw_init(args, arglen); - - ssc(0, (long) kpath, 0, 0, SSC_LOAD_SYMBOLS); - - debug_break(); - jmp_to_kernel((unsigned long) bp, e_entry); - - cons_write("kernel returned!\n"); - ssc(-1, 0, 0, 0, SSC_EXIT); -} diff --git a/arch/ia64/hp/sim/boot/bootloader.lds b/arch/ia64/hp/sim/boot/bootloader.lds deleted file mode 100644 index f3f284d6514c..000000000000 --- a/arch/ia64/hp/sim/boot/bootloader.lds +++ /dev/null @@ -1,67 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -OUTPUT_FORMAT("elf64-ia64-little") -OUTPUT_ARCH(ia64) -ENTRY(_start) -SECTIONS -{ - /* Read-only sections, merged into text segment: */ - . = 0x100000; - - _text = .; - .text : { *(__ivt_section) *(.text) } - _etext = .; - - /* Global data */ - _data = .; - .rodata : { *(.rodata) *(.rodata.*) } - .data : { *(.data) *(.gnu.linkonce.d*) CONSTRUCTORS } - __gp = ALIGN (8) + 0x200000; - .got : { *(.got.plt) *(.got) } - /* We want the small data sections together, so single-instruction offsets - can access them all, and initialized data all before uninitialized, so - we can shorten the on-disk segment size. */ - .sdata : { *(.sdata) } - _edata = .; - - __bss_start = .; - .sbss : { *(.sbss) *(.scommon) } - .bss : { *(.bss) *(COMMON) } - . = ALIGN(64 / 8); - __bss_stop = .; - _end = . ; - - /* Stabs debugging sections. */ - .stab 0 : { *(.stab) } - .stabstr 0 : { *(.stabstr) } - .stab.excl 0 : { *(.stab.excl) } - .stab.exclstr 0 : { *(.stab.exclstr) } - .stab.index 0 : { *(.stab.index) } - .stab.indexstr 0 : { *(.stab.indexstr) } - .comment 0 : { *(.comment) } - /* DWARF debug sections. - Symbols in the DWARF debugging sections are relative to the beginning - of the section so we begin them at 0. */ - /* DWARF 1 */ - .debug 0 : { *(.debug) } - .line 0 : { *(.line) } - /* GNU DWARF 1 extensions */ - .debug_srcinfo 0 : { *(.debug_srcinfo) } - .debug_sfnames 0 : { *(.debug_sfnames) } - /* DWARF 1.1 and DWARF 2 */ - .debug_aranges 0 : { *(.debug_aranges) } - .debug_pubnames 0 : { *(.debug_pubnames) } - /* DWARF 2 */ - .debug_info 0 : { *(.debug_info) } - .debug_abbrev 0 : { *(.debug_abbrev) } - .debug_line 0 : { *(.debug_line) } - .debug_frame 0 : { *(.debug_frame) } - .debug_str 0 : { *(.debug_str) } - .debug_loc 0 : { *(.debug_loc) } - .debug_macinfo 0 : { *(.debug_macinfo) } - /* SGI/MIPS DWARF 2 extensions */ - .debug_weaknames 0 : { *(.debug_weaknames) } - .debug_funcnames 0 : { *(.debug_funcnames) } - .debug_typenames 0 : { *(.debug_typenames) } - .debug_varnames 0 : { *(.debug_varnames) } - /* These must appear regardless of . */ -} diff --git a/arch/ia64/hp/sim/boot/fw-emu.c b/arch/ia64/hp/sim/boot/fw-emu.c deleted file mode 100644 index 517fb2822e04..000000000000 --- a/arch/ia64/hp/sim/boot/fw-emu.c +++ /dev/null @@ -1,374 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * PAL & SAL emulation. - * - * Copyright (C) 1998-2001 Hewlett-Packard Co - * David Mosberger-Tang <davidm@hpl.hp.com> - */ - -#ifdef CONFIG_PCI -# include <linux/pci.h> -#endif - -#include <linux/efi.h> -#include <asm/io.h> -#include <asm/pal.h> -#include <asm/sal.h> -#include <asm/setup.h> - -#include "ssc.h" - -#define MB (1024*1024UL) - -#define SIMPLE_MEMMAP 1 - -#if SIMPLE_MEMMAP -# define NUM_MEM_DESCS 4 -#else -# define NUM_MEM_DESCS 16 -#endif - -static char fw_mem[( sizeof(struct ia64_boot_param) - + sizeof(efi_system_table_t) - + sizeof(efi_runtime_services_t) - + 1*sizeof(efi_config_table_t) - + sizeof(struct ia64_sal_systab) - + sizeof(struct ia64_sal_desc_entry_point) - + NUM_MEM_DESCS*(sizeof(efi_memory_desc_t)) - + 1024)] __attribute__ ((aligned (8))); - -#define SECS_PER_HOUR (60 * 60) -#define SECS_PER_DAY (SECS_PER_HOUR * 24) - -/* Compute the `struct tm' representation of *T, - offset OFFSET seconds east of UTC, - and store year, yday, mon, mday, wday, hour, min, sec into *TP. - Return nonzero if successful. */ -int -offtime (unsigned long t, efi_time_t *tp) -{ - const unsigned short int __mon_yday[2][13] = - { - /* Normal years. */ - { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365 }, - /* Leap years. */ - { 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, 366 } - }; - long int days, rem, y; - const unsigned short int *ip; - - days = t / SECS_PER_DAY; - rem = t % SECS_PER_DAY; - while (rem < 0) { - rem += SECS_PER_DAY; - --days; - } - while (rem >= SECS_PER_DAY) { - rem -= SECS_PER_DAY; - ++days; - } - tp->hour = rem / SECS_PER_HOUR; - rem %= SECS_PER_HOUR; - tp->minute = rem / 60; - tp->second = rem % 60; - /* January 1, 1970 was a Thursday. */ - y = 1970; - -# define DIV(a, b) ((a) / (b) - ((a) % (b) < 0)) -# define LEAPS_THRU_END_OF(y) (DIV (y, 4) - DIV (y, 100) + DIV (y, 400)) -# define __isleap(year) \ - ((year) % 4 == 0 && ((year) % 100 != 0 || (year) % 400 == 0)) - - while (days < 0 || days >= (__isleap (y) ? 366 : 365)) { - /* Guess a corrected year, assuming 365 days per year. */ - long int yg = y + days / 365 - (days % 365 < 0); - - /* Adjust DAYS and Y to match the guessed year. */ - days -= ((yg - y) * 365 + LEAPS_THRU_END_OF (yg - 1) - - LEAPS_THRU_END_OF (y - 1)); - y = yg; - } - tp->year = y; - ip = __mon_yday[__isleap(y)]; - for (y = 11; days < (long int) ip[y]; --y) - continue; - days -= ip[y]; - tp->month = y + 1; - tp->day = days + 1; - return 1; -} - -extern void pal_emulator_static (void); - -/* Macro to emulate SAL call using legacy IN and OUT calls to CF8, CFC etc.. */ - -#define BUILD_CMD(addr) ((0x80000000 | (addr)) & ~3) - -#define REG_OFFSET(addr) (0x00000000000000FF & (addr)) -#define DEVICE_FUNCTION(addr) (0x000000000000FF00 & (addr)) -#define BUS_NUMBER(addr) (0x0000000000FF0000 & (addr)) - -static efi_status_t -fw_efi_get_time (efi_time_t *tm, efi_time_cap_t *tc) -{ -#if defined(CONFIG_IA64_HP_SIM) || defined(CONFIG_IA64_GENERIC) - struct { - int tv_sec; /* must be 32bits to work */ - int tv_usec; - } tv32bits; - - ssc((unsigned long) &tv32bits, 0, 0, 0, SSC_GET_TOD); - - memset(tm, 0, sizeof(*tm)); - offtime(tv32bits.tv_sec, tm); - - if (tc) - memset(tc, 0, sizeof(*tc)); -#else -# error Not implemented yet... -#endif - return EFI_SUCCESS; -} - -static void -efi_reset_system (int reset_type, efi_status_t status, unsigned long data_size, efi_char16_t *data) -{ -#if defined(CONFIG_IA64_HP_SIM) || defined(CONFIG_IA64_GENERIC) - ssc(status, 0, 0, 0, SSC_EXIT); -#else -# error Not implemented yet... -#endif -} - -static efi_status_t -efi_unimplemented (void) -{ - return EFI_UNSUPPORTED; -} - -static struct sal_ret_values -sal_emulator (long index, unsigned long in1, unsigned long in2, - unsigned long in3, unsigned long in4, unsigned long in5, - unsigned long in6, unsigned long in7) -{ - long r9 = 0; - long r10 = 0; - long r11 = 0; - long status; - - /* - * Don't do a "switch" here since that gives us code that - * isn't self-relocatable. - */ - status = 0; - if (index == SAL_FREQ_BASE) { - if (in1 == SAL_FREQ_BASE_PLATFORM) - r9 = 200000000; - else if (in1 == SAL_FREQ_BASE_INTERVAL_TIMER) { - /* - * Is this supposed to be the cr.itc frequency - * or something platform specific? The SAL - * doc ain't exactly clear on this... - */ - r9 = 700000000; - } else if (in1 == SAL_FREQ_BASE_REALTIME_CLOCK) - r9 = 1; - else - status = -1; - } else if (index == SAL_SET_VECTORS) { - ; - } else if (index == SAL_GET_STATE_INFO) { - ; - } else if (index == SAL_GET_STATE_INFO_SIZE) { - ; - } else if (index == SAL_CLEAR_STATE_INFO) { - ; - } else if (index == SAL_MC_RENDEZ) { - ; - } else if (index == SAL_MC_SET_PARAMS) { - ; - } else if (index == SAL_CACHE_FLUSH) { - ; - } else if (index == SAL_CACHE_INIT) { - ; -#ifdef CONFIG_PCI - } else if (index == SAL_PCI_CONFIG_READ) { - /* - * in1 contains the PCI configuration address and in2 - * the size of the read. The value that is read is - * returned via the general register r9. - */ - outl(BUILD_CMD(in1), 0xCF8); - if (in2 == 1) /* Reading byte */ - r9 = inb(0xCFC + ((REG_OFFSET(in1) & 3))); - else if (in2 == 2) /* Reading word */ - r9 = inw(0xCFC + ((REG_OFFSET(in1) & 2))); - else /* Reading dword */ - r9 = inl(0xCFC); - status = PCIBIOS_SUCCESSFUL; - } else if (index == SAL_PCI_CONFIG_WRITE) { - /* - * in1 contains the PCI configuration address, in2 the - * size of the write, and in3 the actual value to be - * written out. - */ - outl(BUILD_CMD(in1), 0xCF8); - if (in2 == 1) /* Writing byte */ - outb(in3, 0xCFC + ((REG_OFFSET(in1) & 3))); - else if (in2 == 2) /* Writing word */ - outw(in3, 0xCFC + ((REG_OFFSET(in1) & 2))); - else /* Writing dword */ - outl(in3, 0xCFC); - status = PCIBIOS_SUCCESSFUL; -#endif /* CONFIG_PCI */ - } else if (index == SAL_UPDATE_PAL) { - ; - } else { - status = -1; - } - return ((struct sal_ret_values) {status, r9, r10, r11}); -} - -struct ia64_boot_param * -sys_fw_init (const char *args, int arglen) -{ - efi_system_table_t *efi_systab; - efi_runtime_services_t *efi_runtime; - efi_config_table_t *efi_tables; - struct ia64_sal_systab *sal_systab; - efi_memory_desc_t *efi_memmap, *md; - unsigned long *pal_desc, *sal_desc; - struct ia64_sal_desc_entry_point *sal_ed; - struct ia64_boot_param *bp; - unsigned char checksum = 0; - char *cp, *cmd_line; - int i = 0; -# define MAKE_MD(typ, attr, start, end) \ - do { \ - md = efi_memmap + i++; \ - md->type = typ; \ - md->pad = 0; \ - md->phys_addr = start; \ - md->virt_addr = 0; \ - md->num_pages = (end - start) >> 12; \ - md->attribute = attr; \ - } while (0) - - memset(fw_mem, 0, sizeof(fw_mem)); - - pal_desc = (unsigned long *) &pal_emulator_static; - sal_desc = (unsigned long *) &sal_emulator; - - cp = fw_mem; - efi_systab = (void *) cp; cp += sizeof(*efi_systab); - efi_runtime = (void *) cp; cp += sizeof(*efi_runtime); - efi_tables = (void *) cp; cp += sizeof(*efi_tables); - sal_systab = (void *) cp; cp += sizeof(*sal_systab); - sal_ed = (void *) cp; cp += sizeof(*sal_ed); - efi_memmap = (void *) cp; cp += NUM_MEM_DESCS*sizeof(*efi_memmap); - bp = (void *) cp; cp += sizeof(*bp); - cmd_line = (void *) cp; - - if (args) { - if (arglen >= 1024) - arglen = 1023; - memcpy(cmd_line, args, arglen); - } else { - arglen = 0; - } - cmd_line[arglen] = '\0'; - - memset(efi_systab, 0, sizeof(*efi_systab)); - efi_systab->hdr.signature = EFI_SYSTEM_TABLE_SIGNATURE; - efi_systab->hdr.revision = ((1 << 16) | 00); - efi_systab->hdr.headersize = sizeof(efi_systab->hdr); - efi_systab->fw_vendor = __pa("H\0e\0w\0l\0e\0t\0t\0-\0P\0a\0c\0k\0a\0r\0d\0\0"); - efi_systab->fw_revision = 1; - efi_systab->runtime = (void *) __pa(efi_runtime); - efi_systab->nr_tables = 1; - efi_systab->tables = __pa(efi_tables); - - efi_runtime->hdr.signature = EFI_RUNTIME_SERVICES_SIGNATURE; - efi_runtime->hdr.revision = EFI_RUNTIME_SERVICES_REVISION; - efi_runtime->hdr.headersize = sizeof(efi_runtime->hdr); - efi_runtime->get_time = (void *)__pa(&fw_efi_get_time); - efi_runtime->set_time = (void *)__pa(&efi_unimplemented); - efi_runtime->get_wakeup_time = (void *)__pa(&efi_unimplemented); - efi_runtime->set_wakeup_time = (void *)__pa(&efi_unimplemented); - efi_runtime->set_virtual_address_map = (void *)__pa(&efi_unimplemented); - efi_runtime->get_variable = (void *)__pa(&efi_unimplemented); - efi_runtime->get_next_variable = (void *)__pa(&efi_unimplemented); - efi_runtime->set_variable = (void *)__pa(&efi_unimplemented); - efi_runtime->get_next_high_mono_count = (void *)__pa(&efi_unimplemented); - efi_runtime->reset_system = (void *)__pa(&efi_reset_system); - - efi_tables->guid = SAL_SYSTEM_TABLE_GUID; - efi_tables->table = __pa(sal_systab); - - /* fill in the SAL system table: */ - memcpy(sal_systab->signature, "SST_", 4); - sal_systab->size = sizeof(*sal_systab); - sal_systab->sal_rev_minor = 1; - sal_systab->sal_rev_major = 0; - sal_systab->entry_count = 1; - -#ifdef CONFIG_IA64_GENERIC - strcpy(sal_systab->oem_id, "Generic"); - strcpy(sal_systab->product_id, "IA-64 system"); -#endif - -#ifdef CONFIG_IA64_HP_SIM - strcpy(sal_systab->oem_id, "Hewlett-Packard"); - strcpy(sal_systab->product_id, "HP-simulator"); -#endif - - /* fill in an entry point: */ - sal_ed->type = SAL_DESC_ENTRY_POINT; - sal_ed->pal_proc = __pa(pal_desc[0]); - sal_ed->sal_proc = __pa(sal_desc[0]); - sal_ed->gp = __pa(sal_desc[1]); - - for (cp = (char *) sal_systab; cp < (char *) efi_memmap; ++cp) - checksum += *cp; - - sal_systab->checksum = -checksum; - -#if SIMPLE_MEMMAP - /* simulate free memory at physical address zero */ - MAKE_MD(EFI_BOOT_SERVICES_DATA, EFI_MEMORY_WB, 0*MB, 1*MB); - MAKE_MD(EFI_PAL_CODE, EFI_MEMORY_WB, 1*MB, 2*MB); - MAKE_MD(EFI_CONVENTIONAL_MEMORY, EFI_MEMORY_WB, 2*MB, 130*MB); - MAKE_MD(EFI_CONVENTIONAL_MEMORY, EFI_MEMORY_WB, 4096*MB, 4128*MB); -#else - MAKE_MD( 4, 0x9, 0x0000000000000000, 0x0000000000001000); - MAKE_MD( 7, 0x9, 0x0000000000001000, 0x000000000008a000); - MAKE_MD( 4, 0x9, 0x000000000008a000, 0x00000000000a0000); - MAKE_MD( 5, 0x8000000000000009, 0x00000000000c0000, 0x0000000000100000); - MAKE_MD( 7, 0x9, 0x0000000000100000, 0x0000000004400000); - MAKE_MD( 2, 0x9, 0x0000000004400000, 0x0000000004be5000); - MAKE_MD( 7, 0x9, 0x0000000004be5000, 0x000000007f77e000); - MAKE_MD( 6, 0x8000000000000009, 0x000000007f77e000, 0x000000007fb94000); - MAKE_MD( 6, 0x8000000000000009, 0x000000007fb94000, 0x000000007fb95000); - MAKE_MD( 6, 0x8000000000000009, 0x000000007fb95000, 0x000000007fc00000); - MAKE_MD(13, 0x8000000000000009, 0x000000007fc00000, 0x000000007fc3a000); - MAKE_MD( 7, 0x9, 0x000000007fc3a000, 0x000000007fea0000); - MAKE_MD( 5, 0x8000000000000009, 0x000000007fea0000, 0x000000007fea8000); - MAKE_MD( 7, 0x9, 0x000000007fea8000, 0x000000007feab000); - MAKE_MD( 5, 0x8000000000000009, 0x000000007feab000, 0x000000007ffff000); - MAKE_MD( 7, 0x9, 0x00000000ff400000, 0x0000000104000000); -#endif - - bp->efi_systab = __pa(&fw_mem); - bp->efi_memmap = __pa(efi_memmap); - bp->efi_memmap_size = NUM_MEM_DESCS*sizeof(efi_memory_desc_t); - bp->efi_memdesc_size = sizeof(efi_memory_desc_t); - bp->efi_memdesc_version = 1; - bp->command_line = __pa(cmd_line); - bp->console_info.num_cols = 80; - bp->console_info.num_rows = 25; - bp->console_info.orig_x = 0; - bp->console_info.orig_y = 24; - bp->fpswa = 0; - - return bp; -} diff --git a/arch/ia64/hp/sim/boot/ssc.h b/arch/ia64/hp/sim/boot/ssc.h deleted file mode 100644 index 88752c7509e0..000000000000 --- a/arch/ia64/hp/sim/boot/ssc.h +++ /dev/null @@ -1,36 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Copyright (C) 1998-2003 Hewlett-Packard Co - * David Mosberger-Tang <davidm@hpl.hp.com> - * Stephane Eranian <eranian@hpl.hp.com> - */ -#ifndef ssc_h -#define ssc_h - -/* Simulator system calls: */ - -#define SSC_CONSOLE_INIT 20 -#define SSC_GETCHAR 21 -#define SSC_PUTCHAR 31 -#define SSC_OPEN 50 -#define SSC_CLOSE 51 -#define SSC_READ 52 -#define SSC_WRITE 53 -#define SSC_GET_COMPLETION 54 -#define SSC_WAIT_COMPLETION 55 -#define SSC_CONNECT_INTERRUPT 58 -#define SSC_GENERATE_INTERRUPT 59 -#define SSC_SET_PERIODIC_INTERRUPT 60 -#define SSC_GET_RTC 65 -#define SSC_EXIT 66 -#define SSC_LOAD_SYMBOLS 69 -#define SSC_GET_TOD 74 - -#define SSC_GET_ARGS 75 - -/* - * Simulator system call. - */ -extern long ssc (long arg0, long arg1, long arg2, long arg3, int nr); - -#endif /* ssc_h */ diff --git a/arch/ia64/hp/sim/hpsim.S b/arch/ia64/hp/sim/hpsim.S deleted file mode 100644 index 44b4d53e1689..000000000000 --- a/arch/ia64/hp/sim/hpsim.S +++ /dev/null @@ -1,11 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#include <asm/asmmacro.h> - -/* - * Simulator system call. - */ -GLOBAL_ENTRY(ia64_ssc) - mov r15=r36 - break 0x80001 - br.ret.sptk.many rp -END(ia64_ssc) diff --git a/arch/ia64/hp/sim/hpsim_console.c b/arch/ia64/hp/sim/hpsim_console.c deleted file mode 100644 index bffd9f67a8a1..000000000000 --- a/arch/ia64/hp/sim/hpsim_console.c +++ /dev/null @@ -1,77 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Platform dependent support for HP simulator. - * - * Copyright (C) 1998, 1999, 2002 Hewlett-Packard Co - * David Mosberger-Tang <davidm@hpl.hp.com> - * Copyright (C) 1999 Vijay Chander <vijay@engr.sgi.com> - */ - -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/param.h> -#include <linux/string.h> -#include <linux/types.h> -#include <linux/tty.h> -#include <linux/kdev_t.h> -#include <linux/console.h> - -#include <asm/delay.h> -#include <asm/irq.h> -#include <asm/pal.h> -#include <asm/machvec.h> -#include <asm/pgtable.h> -#include <asm/sal.h> -#include <asm/hpsim.h> - -#include "hpsim_ssc.h" - -static int simcons_init (struct console *, char *); -static void simcons_write (struct console *, const char *, unsigned); -static struct tty_driver *simcons_console_device (struct console *, int *); - -static struct console hpsim_cons = { - .name = "simcons", - .write = simcons_write, - .device = simcons_console_device, - .setup = simcons_init, - .flags = CON_PRINTBUFFER, - .index = -1, -}; - -static int -simcons_init (struct console *cons, char *options) -{ - return 0; -} - -static void -simcons_write (struct console *cons, const char *buf, unsigned count) -{ - unsigned long ch; - - while (count-- > 0) { - ch = *buf++; - ia64_ssc(ch, 0, 0, 0, SSC_PUTCHAR); - if (ch == '\n') - ia64_ssc('\r', 0, 0, 0, SSC_PUTCHAR); - } -} - -static struct tty_driver *simcons_console_device (struct console *c, int *index) -{ - *index = c->index; - return hp_simserial_driver; -} - -int simcons_register(void) -{ - if (!ia64_platform_is("hpsim")) - return 1; - - if (hpsim_cons.flags & CON_ENABLED) - return 1; - - register_console(&hpsim_cons); - return 0; -} diff --git a/arch/ia64/hp/sim/hpsim_irq.c b/arch/ia64/hp/sim/hpsim_irq.c deleted file mode 100644 index 2f1cc59650ab..000000000000 --- a/arch/ia64/hp/sim/hpsim_irq.c +++ /dev/null @@ -1,76 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Platform dependent support for HP simulator. - * - * Copyright (C) 1998-2001 Hewlett-Packard Co - * Copyright (C) 1998-2001 David Mosberger-Tang <davidm@hpl.hp.com> - */ - -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/irq.h> - -#include "hpsim_ssc.h" - -static unsigned int -hpsim_irq_startup(struct irq_data *data) -{ - return 0; -} - -static void -hpsim_irq_noop(struct irq_data *data) -{ -} - -static int -hpsim_set_affinity_noop(struct irq_data *d, const struct cpumask *b, bool f) -{ - return 0; -} - -static struct irq_chip irq_type_hp_sim = { - .name = "hpsim", - .irq_startup = hpsim_irq_startup, - .irq_shutdown = hpsim_irq_noop, - .irq_enable = hpsim_irq_noop, - .irq_disable = hpsim_irq_noop, - .irq_ack = hpsim_irq_noop, - .irq_set_affinity = hpsim_set_affinity_noop, -}; - -static void hpsim_irq_set_chip(int irq) -{ - struct irq_chip *chip = irq_get_chip(irq); - - if (chip == &no_irq_chip) - irq_set_chip(irq, &irq_type_hp_sim); -} - -static void hpsim_connect_irq(int intr, int irq) -{ - ia64_ssc(intr, irq, 0, 0, SSC_CONNECT_INTERRUPT); -} - -int hpsim_get_irq(int intr) -{ - int irq = assign_irq_vector(AUTO_ASSIGN); - - if (irq >= 0) { - hpsim_irq_set_chip(irq); - irq_set_handler(irq, handle_simple_irq); - hpsim_connect_irq(intr, irq); - } - - return irq; -} - -void __init -hpsim_irq_init (void) -{ - int i; - - for_each_active_irq(i) - hpsim_irq_set_chip(i); -} diff --git a/arch/ia64/hp/sim/hpsim_machvec.c b/arch/ia64/hp/sim/hpsim_machvec.c deleted file mode 100644 index c21419359185..000000000000 --- a/arch/ia64/hp/sim/hpsim_machvec.c +++ /dev/null @@ -1,3 +0,0 @@ -#define MACHVEC_PLATFORM_NAME hpsim -#define MACHVEC_PLATFORM_HEADER <asm/machvec_hpsim.h> -#include <asm/machvec_init.h> diff --git a/arch/ia64/hp/sim/hpsim_setup.c b/arch/ia64/hp/sim/hpsim_setup.c deleted file mode 100644 index 41d21d51dc4d..000000000000 --- a/arch/ia64/hp/sim/hpsim_setup.c +++ /dev/null @@ -1,41 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Platform dependent support for HP simulator. - * - * Copyright (C) 1998, 1999, 2002 Hewlett-Packard Co - * David Mosberger-Tang <davidm@hpl.hp.com> - * Copyright (C) 1999 Vijay Chander <vijay@engr.sgi.com> - */ -#include <linux/console.h> -#include <linux/init.h> -#include <linux/kdev_t.h> -#include <linux/kernel.h> -#include <linux/major.h> -#include <linux/param.h> -#include <linux/root_dev.h> -#include <linux/string.h> -#include <linux/types.h> - -#include <asm/delay.h> -#include <asm/irq.h> -#include <asm/pal.h> -#include <asm/machvec.h> -#include <asm/pgtable.h> -#include <asm/sal.h> -#include <asm/hpsim.h> - -#include "hpsim_ssc.h" - -void -ia64_ctl_trace (long on) -{ - ia64_ssc(on, 0, 0, 0, SSC_CTL_TRACE); -} - -void __init -hpsim_setup (char **cmdline_p) -{ - ROOT_DEV = Root_SDA1; /* default to first SCSI drive */ - - simcons_register(); -} diff --git a/arch/ia64/hp/sim/hpsim_ssc.h b/arch/ia64/hp/sim/hpsim_ssc.h deleted file mode 100644 index 6fd97a487811..000000000000 --- a/arch/ia64/hp/sim/hpsim_ssc.h +++ /dev/null @@ -1,37 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Platform dependent support for HP simulator. - * - * Copyright (C) 1998, 1999 Hewlett-Packard Co - * Copyright (C) 1998, 1999 David Mosberger-Tang <davidm@hpl.hp.com> - * Copyright (C) 1999 Vijay Chander <vijay@engr.sgi.com> - */ -#ifndef _IA64_PLATFORM_HPSIM_SSC_H -#define _IA64_PLATFORM_HPSIM_SSC_H - -/* Simulator system calls: */ - -#define SSC_CONSOLE_INIT 20 -#define SSC_GETCHAR 21 -#define SSC_PUTCHAR 31 -#define SSC_CONNECT_INTERRUPT 58 -#define SSC_GENERATE_INTERRUPT 59 -#define SSC_SET_PERIODIC_INTERRUPT 60 -#define SSC_GET_RTC 65 -#define SSC_EXIT 66 -#define SSC_LOAD_SYMBOLS 69 -#define SSC_GET_TOD 74 -#define SSC_CTL_TRACE 76 - -#define SSC_NETDEV_PROBE 100 -#define SSC_NETDEV_SEND 101 -#define SSC_NETDEV_RECV 102 -#define SSC_NETDEV_ATTACH 103 -#define SSC_NETDEV_DETACH 104 - -/* - * Simulator system call. - */ -extern long ia64_ssc (long arg0, long arg1, long arg2, long arg3, int nr); - -#endif /* _IA64_PLATFORM_HPSIM_SSC_H */ diff --git a/arch/ia64/hp/sim/simeth.c b/arch/ia64/hp/sim/simeth.c deleted file mode 100644 index f39ef2b4ed72..000000000000 --- a/arch/ia64/hp/sim/simeth.c +++ /dev/null @@ -1,510 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Simulated Ethernet Driver - * - * Copyright (C) 1999-2001, 2003 Hewlett-Packard Co - * Stephane Eranian <eranian@hpl.hp.com> - */ -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/types.h> -#include <linux/in.h> -#include <linux/string.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/interrupt.h> -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <linux/inetdevice.h> -#include <linux/if_ether.h> -#include <linux/if_arp.h> -#include <linux/skbuff.h> -#include <linux/notifier.h> -#include <linux/bitops.h> -#include <asm/irq.h> -#include <asm/hpsim.h> - -#include "hpsim_ssc.h" - -#define SIMETH_RECV_MAX 10 - -/* - * Maximum possible received frame for Ethernet. - * We preallocate an sk_buff of that size to avoid costly - * memcpy for temporary buffer into sk_buff. We do basically - * what's done in other drivers, like eepro with a ring. - * The difference is, of course, that we don't have real DMA !!! - */ -#define SIMETH_FRAME_SIZE ETH_FRAME_LEN - - -#define NETWORK_INTR 8 - -struct simeth_local { - struct net_device_stats stats; - int simfd; /* descriptor in the simulator */ -}; - -static int simeth_probe1(void); -static int simeth_open(struct net_device *dev); -static int simeth_close(struct net_device *dev); -static int simeth_tx(struct sk_buff *skb, struct net_device *dev); -static int simeth_rx(struct net_device *dev); -static struct net_device_stats *simeth_get_stats(struct net_device *dev); -static irqreturn_t simeth_interrupt(int irq, void *dev_id); -static void set_multicast_list(struct net_device *dev); -static int simeth_device_event(struct notifier_block *this,unsigned long event, void *ptr); - -static char *simeth_version="0.3"; - -/* - * This variable is used to establish a mapping between the Linux/ia64 kernel - * and the host linux kernel. - * - * As of today, we support only one card, even though most of the code - * is ready for many more. The mapping is then: - * linux/ia64 -> linux/x86 - * eth0 -> eth1 - * - * In the future, we some string operations, we could easily support up - * to 10 cards (0-9). - * - * The default mapping can be changed on the kernel command line by - * specifying simeth=ethX (or whatever string you want). - */ -static char *simeth_device="eth0"; /* default host interface to use */ - - - -static volatile unsigned int card_count; /* how many cards "found" so far */ -static int simeth_debug; /* set to 1 to get debug information */ - -/* - * Used to catch IFF_UP & IFF_DOWN events - */ -static struct notifier_block simeth_dev_notifier = { - simeth_device_event, - NULL -}; - - -/* - * Function used when using a kernel command line option. - * - * Format: simeth=interface_name (like eth0) - */ -static int __init -simeth_setup(char *str) -{ - simeth_device = str; - return 1; -} - -__setup("simeth=", simeth_setup); - -/* - * Function used to probe for simeth devices when not installed - * as a loadable module - */ - -int __init -simeth_probe (void) -{ - int r; - - printk(KERN_INFO "simeth: v%s\n", simeth_version); - - r = simeth_probe1(); - - if (r == 0) register_netdevice_notifier(&simeth_dev_notifier); - - return r; -} - -static inline int -netdev_probe(char *name, unsigned char *ether) -{ - return ia64_ssc(__pa(name), __pa(ether), 0,0, SSC_NETDEV_PROBE); -} - - -static inline int -netdev_attach(int fd, int irq, unsigned int ipaddr) -{ - /* this puts the host interface in the right mode (start interrupting) */ - return ia64_ssc(fd, ipaddr, 0,0, SSC_NETDEV_ATTACH); -} - - -static inline int -netdev_detach(int fd) -{ - /* - * inactivate the host interface (don't interrupt anymore) */ - return ia64_ssc(fd, 0,0,0, SSC_NETDEV_DETACH); -} - -static inline int -netdev_send(int fd, unsigned char *buf, unsigned int len) -{ - return ia64_ssc(fd, __pa(buf), len, 0, SSC_NETDEV_SEND); -} - -static inline int -netdev_read(int fd, unsigned char *buf, unsigned int len) -{ - return ia64_ssc(fd, __pa(buf), len, 0, SSC_NETDEV_RECV); -} - -static const struct net_device_ops simeth_netdev_ops = { - .ndo_open = simeth_open, - .ndo_stop = simeth_close, - .ndo_start_xmit = simeth_tx, - .ndo_get_stats = simeth_get_stats, - .ndo_set_rx_mode = set_multicast_list, /* not yet used */ - -}; - -/* - * Function shared with module code, so cannot be in init section - * - * So far this function "detects" only one card (test_&_set) but could - * be extended easily. - * - * Return: - * - -ENODEV is no device found - * - -ENOMEM is no more memory - * - 0 otherwise - */ -static int -simeth_probe1(void) -{ - unsigned char mac_addr[ETH_ALEN]; - struct simeth_local *local; - struct net_device *dev; - int fd, err, rc; - - /* - * XXX Fix me - * let's support just one card for now - */ - if (test_and_set_bit(0, &card_count)) - return -ENODEV; - - /* - * check with the simulator for the device - */ - fd = netdev_probe(simeth_device, mac_addr); - if (fd == -1) - return -ENODEV; - - dev = alloc_etherdev(sizeof(struct simeth_local)); - if (!dev) - return -ENOMEM; - - memcpy(dev->dev_addr, mac_addr, sizeof(mac_addr)); - - local = netdev_priv(dev); - local->simfd = fd; /* keep track of underlying file descriptor */ - - dev->netdev_ops = &simeth_netdev_ops; - - err = register_netdev(dev); - if (err) { - free_netdev(dev); - return err; - } - - /* - * attach the interrupt in the simulator, this does enable interrupts - * until a netdev_attach() is called - */ - if ((rc = hpsim_get_irq(NETWORK_INTR)) < 0) - panic("%s: out of interrupt vectors!\n", __func__); - dev->irq = rc; - - printk(KERN_INFO "%s: hosteth=%s simfd=%d, HwAddr=%pm, IRQ %d\n", - dev->name, simeth_device, local->simfd, dev->dev_addr, dev->irq); - - return 0; -} - -/* - * actually binds the device to an interrupt vector - */ -static int -simeth_open(struct net_device *dev) -{ - if (request_irq(dev->irq, simeth_interrupt, 0, "simeth", dev)) { - printk(KERN_WARNING "simeth: unable to get IRQ %d.\n", dev->irq); - return -EAGAIN; - } - - netif_start_queue(dev); - - return 0; -} - -/* copied from lapbether.c */ -static __inline__ int dev_is_ethdev(struct net_device *dev) -{ - return ( dev->type == ARPHRD_ETHER && strncmp(dev->name, "dummy", 5)); -} - - -/* - * Handler for IFF_UP or IFF_DOWN - * - * The reason for that is that we don't want to be interrupted when the - * interface is down. There is no way to unconnect in the simualtor. Instead - * we use this function to shutdown packet processing in the frame filter - * in the simulator. Thus no interrupts are generated - * - * - * That's also the place where we pass the IP address of this device to the - * simulator so that that we can start filtering packets for it - * - * There may be a better way of doing this, but I don't know which yet. - */ -static int -simeth_device_event(struct notifier_block *this,unsigned long event, void *ptr) -{ - struct net_device *dev = netdev_notifier_info_to_dev(ptr); - struct simeth_local *local; - struct in_device *in_dev; - struct in_ifaddr **ifap = NULL; - struct in_ifaddr *ifa = NULL; - int r; - - - if ( ! dev ) { - printk(KERN_WARNING "simeth_device_event dev=0\n"); - return NOTIFY_DONE; - } - - if (dev_net(dev) != &init_net) - return NOTIFY_DONE; - - if ( event != NETDEV_UP && event != NETDEV_DOWN ) return NOTIFY_DONE; - - /* - * Check whether or not it's for an ethernet device - * - * XXX Fixme: This works only as long as we support one - * type of ethernet device. - */ - if ( !dev_is_ethdev(dev) ) return NOTIFY_DONE; - - if ((in_dev=dev->ip_ptr) != NULL) { - for (ifap=&in_dev->ifa_list; (ifa=*ifap) != NULL; ifap=&ifa->ifa_next) - if (strcmp(dev->name, ifa->ifa_label) == 0) break; - } - if ( ifa == NULL ) { - printk(KERN_ERR "simeth_open: can't find device %s's ifa\n", dev->name); - return NOTIFY_DONE; - } - - printk(KERN_INFO "simeth_device_event: %s ipaddr=0x%x\n", - dev->name, ntohl(ifa->ifa_local)); - - /* - * XXX Fix me - * if the device was up, and we're simply reconfiguring it, not sure - * we get DOWN then UP. - */ - - local = netdev_priv(dev); - /* now do it for real */ - r = event == NETDEV_UP ? - netdev_attach(local->simfd, dev->irq, ntohl(ifa->ifa_local)): - netdev_detach(local->simfd); - - printk(KERN_INFO "simeth: netdev_attach/detach: event=%s ->%d\n", - event == NETDEV_UP ? "attach":"detach", r); - - return NOTIFY_DONE; -} - -static int -simeth_close(struct net_device *dev) -{ - netif_stop_queue(dev); - - free_irq(dev->irq, dev); - - return 0; -} - -/* - * Only used for debug - */ -static void -frame_print(unsigned char *from, unsigned char *frame, int len) -{ - int i; - - printk("%s: (%d) %02x", from, len, frame[0] & 0xff); - for(i=1; i < 6; i++ ) { - printk(":%02x", frame[i] &0xff); - } - printk(" %2x", frame[6] &0xff); - for(i=7; i < 12; i++ ) { - printk(":%02x", frame[i] &0xff); - } - printk(" [%02x%02x]\n", frame[12], frame[13]); - - for(i=14; i < len; i++ ) { - printk("%02x ", frame[i] &0xff); - if ( (i%10)==0) printk("\n"); - } - printk("\n"); -} - - -/* - * Function used to transmit of frame, very last one on the path before - * going to the simulator. - */ -static int -simeth_tx(struct sk_buff *skb, struct net_device *dev) -{ - struct simeth_local *local = netdev_priv(dev); - -#if 0 - /* ensure we have at least ETH_ZLEN bytes (min frame size) */ - unsigned int length = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN; - /* Where do the extra padding bytes comes from inthe skbuff ? */ -#else - /* the real driver in the host system is going to take care of that - * or maybe it's the NIC itself. - */ - unsigned int length = skb->len; -#endif - - local->stats.tx_bytes += skb->len; - local->stats.tx_packets++; - - - if (simeth_debug > 5) frame_print("simeth_tx", skb->data, length); - - netdev_send(local->simfd, skb->data, length); - - /* - * we are synchronous on write, so we don't simulate a - * trasnmit complete interrupt, thus we don't need to arm a tx - */ - - dev_kfree_skb(skb); - return NETDEV_TX_OK; -} - -static inline struct sk_buff * -make_new_skb(struct net_device *dev) -{ - struct sk_buff *nskb; - - /* - * The +2 is used to make sure that the IP header is nicely - * aligned (on 4byte boundary I assume 14+2=16) - */ - nskb = dev_alloc_skb(SIMETH_FRAME_SIZE + 2); - if ( nskb == NULL ) { - printk(KERN_NOTICE "%s: memory squeeze. dropping packet.\n", dev->name); - return NULL; - } - - skb_reserve(nskb, 2); /* Align IP on 16 byte boundaries */ - - skb_put(nskb,SIMETH_FRAME_SIZE); - - return nskb; -} - -/* - * called from interrupt handler to process a received frame - */ -static int -simeth_rx(struct net_device *dev) -{ - struct simeth_local *local; - struct sk_buff *skb; - int len; - int rcv_count = SIMETH_RECV_MAX; - - local = netdev_priv(dev); - /* - * the loop concept has been borrowed from other drivers - * looks to me like it's a throttling thing to avoid pushing to many - * packets at one time into the stack. Making sure we can process them - * upstream and make forward progress overall - */ - do { - if ( (skb=make_new_skb(dev)) == NULL ) { - printk(KERN_NOTICE "%s: memory squeeze. dropping packet.\n", dev->name); - local->stats.rx_dropped++; - return 0; - } - /* - * Read only one frame at a time - */ - len = netdev_read(local->simfd, skb->data, SIMETH_FRAME_SIZE); - if ( len == 0 ) { - if ( simeth_debug > 0 ) printk(KERN_WARNING "%s: count=%d netdev_read=0\n", - dev->name, SIMETH_RECV_MAX-rcv_count); - break; - } -#if 0 - /* - * XXX Fix me - * Should really do a csum+copy here - */ - skb_copy_to_linear_data(skb, frame, len); -#endif - skb->protocol = eth_type_trans(skb, dev); - - if ( simeth_debug > 6 ) frame_print("simeth_rx", skb->data, len); - - /* - * push the packet up & trigger software interrupt - */ - netif_rx(skb); - - local->stats.rx_packets++; - local->stats.rx_bytes += len; - - } while ( --rcv_count ); - - return len; /* 0 = nothing left to read, otherwise, we can try again */ -} - -/* - * Interrupt handler (Yes, we can do it too !!!) - */ -static irqreturn_t -simeth_interrupt(int irq, void *dev_id) -{ - struct net_device *dev = dev_id; - - /* - * very simple loop because we get interrupts only when receiving - */ - while (simeth_rx(dev)); - return IRQ_HANDLED; -} - -static struct net_device_stats * -simeth_get_stats(struct net_device *dev) -{ - struct simeth_local *local = netdev_priv(dev); - - return &local->stats; -} - -/* fake multicast ability */ -static void -set_multicast_list(struct net_device *dev) -{ - printk(KERN_WARNING "%s: set_multicast_list called\n", dev->name); -} - -__initcall(simeth_probe); diff --git a/arch/ia64/hp/sim/simscsi.c b/arch/ia64/hp/sim/simscsi.c deleted file mode 100644 index 0a8a74271173..000000000000 --- a/arch/ia64/hp/sim/simscsi.c +++ /dev/null @@ -1,373 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Simulated SCSI driver. - * - * Copyright (C) 1999, 2001-2003 Hewlett-Packard Co - * David Mosberger-Tang <davidm@hpl.hp.com> - * Stephane Eranian <eranian@hpl.hp.com> - * - * 02/01/15 David Mosberger Updated for v2.5.1 - * 99/12/18 David Mosberger Added support for READ10/WRITE10 needed by linux v2.3.33 - */ -#include <linux/blkdev.h> -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/kernel.h> -#include <linux/timer.h> -#include <asm/irq.h> -#include "hpsim_ssc.h" - -#include <scsi/scsi.h> -#include <scsi/scsi_cmnd.h> -#include <scsi/scsi_device.h> -#include <scsi/scsi_host.h> - -#define DEBUG_SIMSCSI 0 - -#define SIMSCSI_REQ_QUEUE_LEN 64 -#define DEFAULT_SIMSCSI_ROOT "/var/ski-disks/sd" - -/* Simulator system calls: */ - -#define SSC_OPEN 50 -#define SSC_CLOSE 51 -#define SSC_READ 52 -#define SSC_WRITE 53 -#define SSC_GET_COMPLETION 54 -#define SSC_WAIT_COMPLETION 55 - -#define SSC_WRITE_ACCESS 2 -#define SSC_READ_ACCESS 1 - -#if DEBUG_SIMSCSI - int simscsi_debug; -# define DBG simscsi_debug -#else -# define DBG 0 -#endif - -static struct Scsi_Host *host; - -static void simscsi_interrupt (unsigned long val); -static DECLARE_TASKLET(simscsi_tasklet, simscsi_interrupt, 0); - -struct disk_req { - unsigned long addr; - unsigned len; -}; - -struct disk_stat { - int fd; - unsigned count; -}; - -static int desc[16] = { - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 -}; - -static struct queue_entry { - struct scsi_cmnd *sc; -} queue[SIMSCSI_REQ_QUEUE_LEN]; - -static int rd, wr; -static atomic_t num_reqs = ATOMIC_INIT(0); - -/* base name for default disks */ -static char *simscsi_root = DEFAULT_SIMSCSI_ROOT; - -#define MAX_ROOT_LEN 128 - -/* - * used to setup a new base for disk images - * to use /foo/bar/disk[a-z] as disk images - * you have to specify simscsi=/foo/bar/disk on the command line - */ -static int __init -simscsi_setup (char *s) -{ - /* XXX Fix me we may need to strcpy() ? */ - if (strlen(s) > MAX_ROOT_LEN) { - printk(KERN_ERR "simscsi_setup: prefix too long---using default %s\n", - simscsi_root); - } else - simscsi_root = s; - return 1; -} - -__setup("simscsi=", simscsi_setup); - -static void -simscsi_interrupt (unsigned long val) -{ - struct scsi_cmnd *sc; - - while ((sc = queue[rd].sc) != NULL) { - atomic_dec(&num_reqs); - queue[rd].sc = NULL; - if (DBG) - printk("simscsi_interrupt: done with %u\n", - sc->request->tag); - (*sc->scsi_done)(sc); - rd = (rd + 1) % SIMSCSI_REQ_QUEUE_LEN; - } -} - -static int -simscsi_biosparam (struct scsi_device *sdev, struct block_device *n, - sector_t capacity, int ip[]) -{ - ip[0] = 64; /* heads */ - ip[1] = 32; /* sectors */ - ip[2] = capacity >> 11; /* cylinders */ - return 0; -} - -static void -simscsi_sg_readwrite (struct scsi_cmnd *sc, int mode, unsigned long offset) -{ - int i; - struct scatterlist *sl; - struct disk_stat stat; - struct disk_req req; - - stat.fd = desc[sc->device->id]; - - scsi_for_each_sg(sc, sl, scsi_sg_count(sc), i) { - req.addr = __pa(sg_virt(sl)); - req.len = sl->length; - if (DBG) - printk("simscsi_sg_%s @ %lx (off %lx) use_sg=%d len=%d\n", - mode == SSC_READ ? "read":"write", req.addr, offset, - scsi_sg_count(sc) - i, sl->length); - ia64_ssc(stat.fd, 1, __pa(&req), offset, mode); - ia64_ssc(__pa(&stat), 0, 0, 0, SSC_WAIT_COMPLETION); - - /* should not happen in our case */ - if (stat.count != req.len) { - sc->result = DID_ERROR << 16; - return; - } - offset += sl->length; - } - sc->result = GOOD; -} - -/* - * function handling both READ_6/WRITE_6 (non-scatter/gather mode) - * commands. - * Added 02/26/99 S.Eranian - */ -static void -simscsi_readwrite6 (struct scsi_cmnd *sc, int mode) -{ - unsigned long offset; - - offset = (((sc->cmnd[1] & 0x1f) << 16) | (sc->cmnd[2] << 8) | sc->cmnd[3])*512; - simscsi_sg_readwrite(sc, mode, offset); -} - -static size_t -simscsi_get_disk_size (int fd) -{ - struct disk_stat stat; - size_t bit, sectors = 0; - struct disk_req req; - char buf[512]; - - /* - * This is a bit kludgey: the simulator doesn't provide a - * direct way of determining the disk size, so we do a binary - * search, assuming a maximum disk size of 128GB. - */ - for (bit = (128UL << 30)/512; bit != 0; bit >>= 1) { - req.addr = __pa(&buf); - req.len = sizeof(buf); - ia64_ssc(fd, 1, __pa(&req), ((sectors | bit) - 1)*512, SSC_READ); - stat.fd = fd; - ia64_ssc(__pa(&stat), 0, 0, 0, SSC_WAIT_COMPLETION); - if (stat.count == sizeof(buf)) - sectors |= bit; - } - return sectors - 1; /* return last valid sector number */ -} - -static void -simscsi_readwrite10 (struct scsi_cmnd *sc, int mode) -{ - unsigned long offset; - - offset = (((unsigned long)sc->cmnd[2] << 24) - | ((unsigned long)sc->cmnd[3] << 16) - | ((unsigned long)sc->cmnd[4] << 8) - | ((unsigned long)sc->cmnd[5] << 0))*512UL; - simscsi_sg_readwrite(sc, mode, offset); -} - -static int -simscsi_queuecommand_lck (struct scsi_cmnd *sc, void (*done)(struct scsi_cmnd *)) -{ - unsigned int target_id = sc->device->id; - char fname[MAX_ROOT_LEN+16]; - size_t disk_size; - char *buf; - char localbuf[36]; -#if DEBUG_SIMSCSI - register long sp asm ("sp"); - - if (DBG) - printk("simscsi_queuecommand: target=%d,cmnd=%u,sc=%u,sp=%lx,done=%p\n", - target_id, sc->cmnd[0], sc->request->tag, sp, done); -#endif - - sc->result = DID_BAD_TARGET << 16; - sc->scsi_done = done; - if (target_id <= 15 && sc->device->lun == 0) { - switch (sc->cmnd[0]) { - case INQUIRY: - if (scsi_bufflen(sc) < 35) { - break; - } - sprintf (fname, "%s%c", simscsi_root, 'a' + target_id); - desc[target_id] = ia64_ssc(__pa(fname), SSC_READ_ACCESS|SSC_WRITE_ACCESS, - 0, 0, SSC_OPEN); - if (desc[target_id] < 0) { - /* disk doesn't exist... */ - break; - } - buf = localbuf; - buf[0] = 0; /* magnetic disk */ - buf[1] = 0; /* not a removable medium */ - buf[2] = 2; /* SCSI-2 compliant device */ - buf[3] = 2; /* SCSI-2 response data format */ - buf[4] = 31; /* additional length (bytes) */ - buf[5] = 0; /* reserved */ - buf[6] = 0; /* reserved */ - buf[7] = 0; /* various flags */ - memcpy(buf + 8, "HP SIMULATED DISK 0.00", 28); - scsi_sg_copy_from_buffer(sc, buf, 36); - sc->result = GOOD; - break; - - case TEST_UNIT_READY: - sc->result = GOOD; - break; - - case READ_6: - if (desc[target_id] < 0 ) - break; - simscsi_readwrite6(sc, SSC_READ); - break; - - case READ_10: - if (desc[target_id] < 0 ) - break; - simscsi_readwrite10(sc, SSC_READ); - break; - - case WRITE_6: - if (desc[target_id] < 0) - break; - simscsi_readwrite6(sc, SSC_WRITE); - break; - - case WRITE_10: - if (desc[target_id] < 0) - break; - simscsi_readwrite10(sc, SSC_WRITE); - break; - - case READ_CAPACITY: - if (desc[target_id] < 0 || scsi_bufflen(sc) < 8) { - break; - } - buf = localbuf; - disk_size = simscsi_get_disk_size(desc[target_id]); - - buf[0] = (disk_size >> 24) & 0xff; - buf[1] = (disk_size >> 16) & 0xff; - buf[2] = (disk_size >> 8) & 0xff; - buf[3] = (disk_size >> 0) & 0xff; - /* set block size of 512 bytes: */ - buf[4] = 0; - buf[5] = 0; - buf[6] = 2; - buf[7] = 0; - scsi_sg_copy_from_buffer(sc, buf, 8); - sc->result = GOOD; - break; - - case MODE_SENSE: - case MODE_SENSE_10: - /* sd.c uses this to determine whether disk does write-caching. */ - scsi_sg_copy_from_buffer(sc, (char *)empty_zero_page, - PAGE_SIZE); - sc->result = GOOD; - break; - - case START_STOP: - printk(KERN_ERR "START_STOP\n"); - break; - - default: - panic("simscsi: unknown SCSI command %u\n", sc->cmnd[0]); - } - } - if (sc->result == DID_BAD_TARGET) { - sc->result |= DRIVER_SENSE << 24; - sc->sense_buffer[0] = 0x70; - sc->sense_buffer[2] = 0x00; - } - if (atomic_read(&num_reqs) >= SIMSCSI_REQ_QUEUE_LEN) { - panic("Attempt to queue command while command is pending!!"); - } - atomic_inc(&num_reqs); - queue[wr].sc = sc; - wr = (wr + 1) % SIMSCSI_REQ_QUEUE_LEN; - - tasklet_schedule(&simscsi_tasklet); - return 0; -} - -static DEF_SCSI_QCMD(simscsi_queuecommand) - -static int -simscsi_host_reset (struct scsi_cmnd *sc) -{ - printk(KERN_ERR "simscsi_host_reset: not implemented\n"); - return 0; -} - -static struct scsi_host_template driver_template = { - .name = "simulated SCSI host adapter", - .proc_name = "simscsi", - .queuecommand = simscsi_queuecommand, - .eh_host_reset_handler = simscsi_host_reset, - .bios_param = simscsi_biosparam, - .can_queue = SIMSCSI_REQ_QUEUE_LEN, - .this_id = -1, - .sg_tablesize = SG_ALL, - .max_sectors = 1024, - .cmd_per_lun = SIMSCSI_REQ_QUEUE_LEN, - .dma_boundary = PAGE_SIZE - 1, -}; - -static int __init -simscsi_init(void) -{ - int error; - - host = scsi_host_alloc(&driver_template, 0); - if (!host) - return -ENOMEM; - - error = scsi_add_host(host, NULL); - if (error) - goto free_host; - scsi_scan_host(host); - return 0; - - free_host: - scsi_host_put(host); - return error; -} -device_initcall(simscsi_init); diff --git a/arch/ia64/hp/sim/simserial.c b/arch/ia64/hp/sim/simserial.c deleted file mode 100644 index 1a338e541334..000000000000 --- a/arch/ia64/hp/sim/simserial.c +++ /dev/null @@ -1,521 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Simulated Serial Driver (fake serial) - * - * This driver is mostly used for bringup purposes and will go away. - * It has a strong dependency on the system console. All outputs - * are rerouted to the same facility as the one used by printk which, in our - * case means sys_sim.c console (goes via the simulator). - * - * Copyright (C) 1999-2000, 2002-2003 Hewlett-Packard Co - * Stephane Eranian <eranian@hpl.hp.com> - * David Mosberger-Tang <davidm@hpl.hp.com> - */ - -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/sched.h> -#include <linux/sched/debug.h> -#include <linux/tty.h> -#include <linux/tty_flip.h> -#include <linux/major.h> -#include <linux/fcntl.h> -#include <linux/mm.h> -#include <linux/seq_file.h> -#include <linux/slab.h> -#include <linux/capability.h> -#include <linux/circ_buf.h> -#include <linux/console.h> -#include <linux/irq.h> -#include <linux/module.h> -#include <linux/serial.h> -#include <linux/sysrq.h> -#include <linux/uaccess.h> - -#include <asm/hpsim.h> - -#include "hpsim_ssc.h" - -#undef SIMSERIAL_DEBUG /* define this to get some debug information */ - -#define KEYBOARD_INTR 3 /* must match with simulator! */ - -#define NR_PORTS 1 /* only one port for now */ - -struct serial_state { - struct tty_port port; - struct circ_buf xmit; - int irq; - int x_char; -}; - -static struct serial_state rs_table[NR_PORTS]; - -struct tty_driver *hp_simserial_driver; - -static struct console *console; - -static void receive_chars(struct tty_port *port) -{ - unsigned char ch; - static unsigned char seen_esc = 0; - - while ( (ch = ia64_ssc(0, 0, 0, 0, SSC_GETCHAR)) ) { - if (ch == 27 && seen_esc == 0) { - seen_esc = 1; - continue; - } else if (seen_esc == 1 && ch == 'O') { - seen_esc = 2; - continue; - } else if (seen_esc == 2) { - if (ch == 'P') /* F1 */ - show_state(); -#ifdef CONFIG_MAGIC_SYSRQ - if (ch == 'S') { /* F4 */ - do { - ch = ia64_ssc(0, 0, 0, 0, SSC_GETCHAR); - } while (!ch); - handle_sysrq(ch); - } -#endif - seen_esc = 0; - continue; - } - seen_esc = 0; - - if (tty_insert_flip_char(port, ch, TTY_NORMAL) == 0) - break; - } - tty_flip_buffer_push(port); -} - -/* - * This is the serial driver's interrupt routine for a single port - */ -static irqreturn_t rs_interrupt_single(int irq, void *dev_id) -{ - struct serial_state *info = dev_id; - - receive_chars(&info->port); - - return IRQ_HANDLED; -} - -/* - * ------------------------------------------------------------------- - * Here ends the serial interrupt routines. - * ------------------------------------------------------------------- - */ - -static int rs_put_char(struct tty_struct *tty, unsigned char ch) -{ - struct serial_state *info = tty->driver_data; - unsigned long flags; - - if (!info->xmit.buf) - return 0; - - local_irq_save(flags); - if (CIRC_SPACE(info->xmit.head, info->xmit.tail, SERIAL_XMIT_SIZE) == 0) { - local_irq_restore(flags); - return 0; - } - info->xmit.buf[info->xmit.head] = ch; - info->xmit.head = (info->xmit.head + 1) & (SERIAL_XMIT_SIZE-1); - local_irq_restore(flags); - return 1; -} - -static void transmit_chars(struct tty_struct *tty, struct serial_state *info, - int *intr_done) -{ - int count; - unsigned long flags; - - local_irq_save(flags); - - if (info->x_char) { - char c = info->x_char; - - console->write(console, &c, 1); - - info->x_char = 0; - - goto out; - } - - if (info->xmit.head == info->xmit.tail || tty->stopped) { -#ifdef SIMSERIAL_DEBUG - printk("transmit_chars: head=%d, tail=%d, stopped=%d\n", - info->xmit.head, info->xmit.tail, tty->stopped); -#endif - goto out; - } - /* - * We removed the loop and try to do it in to chunks. We need - * 2 operations maximum because it's a ring buffer. - * - * First from current to tail if possible. - * Then from the beginning of the buffer until necessary - */ - - count = min(CIRC_CNT(info->xmit.head, info->xmit.tail, SERIAL_XMIT_SIZE), - SERIAL_XMIT_SIZE - info->xmit.tail); - console->write(console, info->xmit.buf+info->xmit.tail, count); - - info->xmit.tail = (info->xmit.tail+count) & (SERIAL_XMIT_SIZE-1); - - /* - * We have more at the beginning of the buffer - */ - count = CIRC_CNT(info->xmit.head, info->xmit.tail, SERIAL_XMIT_SIZE); - if (count) { - console->write(console, info->xmit.buf, count); - info->xmit.tail += count; - } -out: - local_irq_restore(flags); -} - -static void rs_flush_chars(struct tty_struct *tty) -{ - struct serial_state *info = tty->driver_data; - - if (info->xmit.head == info->xmit.tail || tty->stopped || - !info->xmit.buf) - return; - - transmit_chars(tty, info, NULL); -} - -static int rs_write(struct tty_struct * tty, - const unsigned char *buf, int count) -{ - struct serial_state *info = tty->driver_data; - int c, ret = 0; - unsigned long flags; - - if (!info->xmit.buf) - return 0; - - local_irq_save(flags); - while (1) { - c = CIRC_SPACE_TO_END(info->xmit.head, info->xmit.tail, SERIAL_XMIT_SIZE); - if (count < c) - c = count; - if (c <= 0) { - break; - } - memcpy(info->xmit.buf + info->xmit.head, buf, c); - info->xmit.head = ((info->xmit.head + c) & - (SERIAL_XMIT_SIZE-1)); - buf += c; - count -= c; - ret += c; - } - local_irq_restore(flags); - /* - * Hey, we transmit directly from here in our case - */ - if (CIRC_CNT(info->xmit.head, info->xmit.tail, SERIAL_XMIT_SIZE) && - !tty->stopped) - transmit_chars(tty, info, NULL); - - return ret; -} - -static int rs_write_room(struct tty_struct *tty) -{ - struct serial_state *info = tty->driver_data; - - return CIRC_SPACE(info->xmit.head, info->xmit.tail, SERIAL_XMIT_SIZE); -} - -static int rs_chars_in_buffer(struct tty_struct *tty) -{ - struct serial_state *info = tty->driver_data; - - return CIRC_CNT(info->xmit.head, info->xmit.tail, SERIAL_XMIT_SIZE); -} - -static void rs_flush_buffer(struct tty_struct *tty) -{ - struct serial_state *info = tty->driver_data; - unsigned long flags; - - local_irq_save(flags); - info->xmit.head = info->xmit.tail = 0; - local_irq_restore(flags); - - tty_wakeup(tty); -} - -/* - * This function is used to send a high-priority XON/XOFF character to - * the device - */ -static void rs_send_xchar(struct tty_struct *tty, char ch) -{ - struct serial_state *info = tty->driver_data; - - info->x_char = ch; - if (ch) { - /* - * I guess we could call console->write() directly but - * let's do that for now. - */ - transmit_chars(tty, info, NULL); - } -} - -/* - * ------------------------------------------------------------ - * rs_throttle() - * - * This routine is called by the upper-layer tty layer to signal that - * incoming characters should be throttled. - * ------------------------------------------------------------ - */ -static void rs_throttle(struct tty_struct * tty) -{ - if (I_IXOFF(tty)) - rs_send_xchar(tty, STOP_CHAR(tty)); - - printk(KERN_INFO "simrs_throttle called\n"); -} - -static void rs_unthrottle(struct tty_struct * tty) -{ - struct serial_state *info = tty->driver_data; - - if (I_IXOFF(tty)) { - if (info->x_char) - info->x_char = 0; - else - rs_send_xchar(tty, START_CHAR(tty)); - } - printk(KERN_INFO "simrs_unthrottle called\n"); -} - -static int rs_setserial(struct tty_struct *tty, struct serial_struct *ss) -{ - return 0; -} - -static int rs_getserial(struct tty_struct *tty, struct serial_struct *ss) -{ - return 0; -} - -static int rs_ioctl(struct tty_struct *tty, unsigned int cmd, unsigned long arg) -{ - if ((cmd != TIOCSERCONFIG) && (cmd != TIOCMIWAIT)) { - if (tty_io_error(tty)) - return -EIO; - } - - switch (cmd) { - case TIOCMIWAIT: - return 0; - case TIOCSERCONFIG: - case TIOCSERGETLSR: /* Get line status register */ - return -EINVAL; - } - return -ENOIOCTLCMD; -} - -/* - * This routine will shutdown a serial port; interrupts are disabled, and - * DTR is dropped if the hangup on close termio flag is on. - */ -static void shutdown(struct tty_port *port) -{ - struct serial_state *info = container_of(port, struct serial_state, - port); - unsigned long flags; - - local_irq_save(flags); - if (info->irq) - free_irq(info->irq, info); - - if (info->xmit.buf) { - free_page((unsigned long) info->xmit.buf); - info->xmit.buf = NULL; - } - local_irq_restore(flags); -} - -static void rs_close(struct tty_struct *tty, struct file * filp) -{ - struct serial_state *info = tty->driver_data; - - tty_port_close(&info->port, tty, filp); -} - -static void rs_hangup(struct tty_struct *tty) -{ - struct serial_state *info = tty->driver_data; - - rs_flush_buffer(tty); - tty_port_hangup(&info->port); -} - -static int activate(struct tty_port *port, struct tty_struct *tty) -{ - struct serial_state *state = container_of(port, struct serial_state, - port); - unsigned long flags, page; - int retval = 0; - - page = get_zeroed_page(GFP_KERNEL); - if (!page) - return -ENOMEM; - - local_irq_save(flags); - - if (state->xmit.buf) - free_page(page); - else - state->xmit.buf = (unsigned char *) page; - - if (state->irq) { - retval = request_irq(state->irq, rs_interrupt_single, 0, - "simserial", state); - if (retval) - goto errout; - } - - state->xmit.head = state->xmit.tail = 0; -errout: - local_irq_restore(flags); - return retval; -} - - -/* - * This routine is called whenever a serial port is opened. It - * enables interrupts for a serial port, linking in its async structure into - * the IRQ chain. It also performs the serial-specific - * initialization for the tty structure. - */ -static int rs_open(struct tty_struct *tty, struct file * filp) -{ - struct serial_state *info = rs_table + tty->index; - struct tty_port *port = &info->port; - - tty->driver_data = info; - port->low_latency = (port->flags & ASYNC_LOW_LATENCY) ? 1 : 0; - - /* - * figure out which console to use (should be one already) - */ - console = console_drivers; - while (console) { - if ((console->flags & CON_ENABLED) && console->write) break; - console = console->next; - } - - return tty_port_open(port, tty, filp); -} - -/* - * /proc fs routines.... - */ - -static int rs_proc_show(struct seq_file *m, void *v) -{ - int i; - - seq_printf(m, "simserinfo:1.0\n"); - for (i = 0; i < NR_PORTS; i++) - seq_printf(m, "%d: uart:16550 port:3F8 irq:%d\n", - i, rs_table[i].irq); - return 0; -} - -static const struct tty_operations hp_ops = { - .open = rs_open, - .close = rs_close, - .write = rs_write, - .put_char = rs_put_char, - .flush_chars = rs_flush_chars, - .write_room = rs_write_room, - .chars_in_buffer = rs_chars_in_buffer, - .flush_buffer = rs_flush_buffer, - .ioctl = rs_ioctl, - .throttle = rs_throttle, - .unthrottle = rs_unthrottle, - .send_xchar = rs_send_xchar, - .set_serial = rs_setserial, - .get_serial = rs_getserial, - .hangup = rs_hangup, - .proc_show = rs_proc_show, -}; - -static const struct tty_port_operations hp_port_ops = { - .activate = activate, - .shutdown = shutdown, -}; - -static int __init simrs_init(void) -{ - struct serial_state *state; - int retval; - - if (!ia64_platform_is("hpsim")) - return -ENODEV; - - hp_simserial_driver = alloc_tty_driver(NR_PORTS); - if (!hp_simserial_driver) - return -ENOMEM; - - printk(KERN_INFO "SimSerial driver with no serial options enabled\n"); - - /* Initialize the tty_driver structure */ - - hp_simserial_driver->driver_name = "simserial"; - hp_simserial_driver->name = "ttyS"; - hp_simserial_driver->major = TTY_MAJOR; - hp_simserial_driver->minor_start = 64; - hp_simserial_driver->type = TTY_DRIVER_TYPE_SERIAL; - hp_simserial_driver->subtype = SERIAL_TYPE_NORMAL; - hp_simserial_driver->init_termios = tty_std_termios; - hp_simserial_driver->init_termios.c_cflag = - B9600 | CS8 | CREAD | HUPCL | CLOCAL; - hp_simserial_driver->flags = TTY_DRIVER_REAL_RAW; - tty_set_operations(hp_simserial_driver, &hp_ops); - - state = rs_table; - tty_port_init(&state->port); - state->port.ops = &hp_port_ops; - state->port.close_delay = 0; /* XXX really 0? */ - - retval = hpsim_get_irq(KEYBOARD_INTR); - if (retval < 0) { - printk(KERN_ERR "%s: out of interrupt vectors!\n", - __func__); - goto err_free_tty; - } - - state->irq = retval; - - /* the port is imaginary */ - printk(KERN_INFO "ttyS0 at 0x03f8 (irq = %d) is a 16550\n", state->irq); - - tty_port_link_device(&state->port, hp_simserial_driver, 0); - retval = tty_register_driver(hp_simserial_driver); - if (retval) { - printk(KERN_ERR "Couldn't register simserial driver\n"); - goto err_free_tty; - } - - return 0; -err_free_tty: - put_tty_driver(hp_simserial_driver); - tty_port_destroy(&state->port); - return retval; -} - -#ifndef MODULE -__initcall(simrs_init); -#endif diff --git a/arch/ia64/hp/zx1/Makefile b/arch/ia64/hp/zx1/Makefile deleted file mode 100644 index 46b37d820b59..000000000000 --- a/arch/ia64/hp/zx1/Makefile +++ /dev/null @@ -1,9 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only -# -# ia64/hp/zx1/Makefile -# -# Copyright (C) 2002 Hewlett Packard -# Copyright (C) Alex Williamson (alex_williamson@hp.com) -# - -obj-$(CONFIG_IA64_GENERIC) += hpzx1_machvec.o hpzx1_swiotlb_machvec.o diff --git a/arch/ia64/hp/zx1/hpzx1_machvec.c b/arch/ia64/hp/zx1/hpzx1_machvec.c deleted file mode 100644 index 32518b0f923e..000000000000 --- a/arch/ia64/hp/zx1/hpzx1_machvec.c +++ /dev/null @@ -1,3 +0,0 @@ -#define MACHVEC_PLATFORM_NAME hpzx1 -#define MACHVEC_PLATFORM_HEADER <asm/machvec_hpzx1.h> -#include <asm/machvec_init.h> diff --git a/arch/ia64/hp/zx1/hpzx1_swiotlb_machvec.c b/arch/ia64/hp/zx1/hpzx1_swiotlb_machvec.c deleted file mode 100644 index 4392a96b3c58..000000000000 --- a/arch/ia64/hp/zx1/hpzx1_swiotlb_machvec.c +++ /dev/null @@ -1,3 +0,0 @@ -#define MACHVEC_PLATFORM_NAME hpzx1_swiotlb -#define MACHVEC_PLATFORM_HEADER <asm/machvec_hpzx1_swiotlb.h> -#include <asm/machvec_init.h> diff --git a/arch/ia64/include/asm/acpi.h b/arch/ia64/include/asm/acpi.h index 0ea569040c5b..f886d4dc9d55 100644 --- a/arch/ia64/include/asm/acpi.h +++ b/arch/ia64/include/asm/acpi.h @@ -17,7 +17,7 @@ #include <linux/numa.h> #include <asm/numa.h> -#ifdef CONFIG_ACPI + extern int acpi_lapic; #define acpi_disabled 0 /* ACPI always enabled on IA64 */ #define acpi_noirq 0 /* ACPI always enabled on IA64 */ @@ -28,34 +28,10 @@ static inline bool acpi_has_cpu_in_madt(void) { return !!acpi_lapic; } -#endif + #define acpi_processor_cstate_check(x) (x) /* no idle limits on IA64 :) */ static inline void disable_acpi(void) { } -#ifdef CONFIG_IA64_GENERIC -const char *acpi_get_sysname (void); -#else -static inline const char *acpi_get_sysname (void) -{ -# if defined (CONFIG_IA64_HP_SIM) - return "hpsim"; -# elif defined (CONFIG_IA64_HP_ZX1) - return "hpzx1"; -# elif defined (CONFIG_IA64_HP_ZX1_SWIOTLB) - return "hpzx1_swiotlb"; -# elif defined (CONFIG_IA64_SGI_SN2) - return "sn2"; -# elif defined (CONFIG_IA64_SGI_UV) - return "uv"; -# elif defined (CONFIG_IA64_DIG) - return "dig"; -# elif defined(CONFIG_IA64_DIG_VTD) - return "dig_vtd"; -# else -# error Unknown platform. Fix acpi.c. -# endif -} -#endif int acpi_request_vector (u32 int_type); int acpi_gsi_to_irq (u32 gsi, unsigned int *irq); diff --git a/arch/ia64/include/asm/dma-mapping.h b/arch/ia64/include/asm/dma-mapping.h index f7ec71e4001e..a5d9d788eede 100644 --- a/arch/ia64/include/asm/dma-mapping.h +++ b/arch/ia64/include/asm/dma-mapping.h @@ -6,17 +6,11 @@ * Copyright (C) 2003-2004 Hewlett-Packard Co * David Mosberger-Tang <davidm@hpl.hp.com> */ -#include <asm/machvec.h> -#include <linux/scatterlist.h> -#include <linux/dma-debug.h> - extern const struct dma_map_ops *dma_ops; -extern struct ia64_machine_vector ia64_mv; -extern void set_iommu_machvec(void); static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) { - return platform_dma_get_ops(NULL); + return dma_ops; } #endif /* _ASM_IA64_DMA_MAPPING_H */ diff --git a/arch/ia64/include/asm/dma.h b/arch/ia64/include/asm/dma.h index 23604d6a2cb2..59625e9c1f9c 100644 --- a/arch/ia64/include/asm/dma.h +++ b/arch/ia64/include/asm/dma.h @@ -12,11 +12,7 @@ extern unsigned long MAX_DMA_ADDRESS; -#ifdef CONFIG_PCI - extern int isa_dma_bridge_buggy; -#else -# define isa_dma_bridge_buggy (0) -#endif +extern int isa_dma_bridge_buggy; #define free_dma(x) diff --git a/arch/ia64/include/asm/hpsim.h b/arch/ia64/include/asm/hpsim.h deleted file mode 100644 index 00fbd5cc8ab8..000000000000 --- a/arch/ia64/include/asm/hpsim.h +++ /dev/null @@ -1,17 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _ASMIA64_HPSIM_H -#define _ASMIA64_HPSIM_H - -#ifndef CONFIG_HP_SIMSERIAL_CONSOLE -static inline int simcons_register(void) { return 1; } -#else -int simcons_register(void); -#endif - -struct tty_driver; -extern struct tty_driver *hp_simserial_driver; - -extern int hpsim_get_irq(int intr); -void ia64_ctl_trace(long on); - -#endif diff --git a/arch/ia64/include/asm/hw_irq.h b/arch/ia64/include/asm/hw_irq.h index 5dd3c6485c3a..e6385c7bdeb0 100644 --- a/arch/ia64/include/asm/hw_irq.h +++ b/arch/ia64/include/asm/hw_irq.h @@ -12,7 +12,6 @@ #include <linux/types.h> #include <linux/profile.h> -#include <asm/machvec.h> #include <asm/ptrace.h> #include <asm/smp.h> @@ -56,7 +55,7 @@ typedef u8 ia64_vector; extern int ia64_first_device_vector; extern int ia64_last_device_vector; -#if defined(CONFIG_SMP) && (defined(CONFIG_IA64_GENERIC) || defined (CONFIG_IA64_DIG)) +#ifdef CONFIG_SMP /* Reserve the lower priority vector than device vectors for "move IRQ" IPI */ #define IA64_IRQ_MOVE_VECTOR 0x30 /* "move IRQ" IPI */ #define IA64_DEF_FIRST_DEVICE_VECTOR 0x31 @@ -127,7 +126,7 @@ extern void ia64_send_ipi (int cpu, int vector, int delivery_mode, int redirect) extern void ia64_native_register_percpu_irq (ia64_vector vec, struct irqaction *action); extern void destroy_and_reserve_irq (unsigned int irq); -#if defined(CONFIG_SMP) && (defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_DIG)) +#ifdef CONFIG_SMP extern int irq_prepare_move(int irq, int cpu); extern void irq_complete_move(unsigned int irq); #else @@ -137,26 +136,10 @@ static inline void irq_complete_move(unsigned int irq) {} static inline void ia64_native_resend_irq(unsigned int vector) { - platform_send_ipi(smp_processor_id(), vector, IA64_IPI_DM_INT, 0); + ia64_send_ipi(smp_processor_id(), vector, IA64_IPI_DM_INT, 0); } /* - * Default implementations for the irq-descriptor API: - */ -#ifndef CONFIG_IA64_GENERIC -static inline ia64_vector __ia64_irq_to_vector(int irq) -{ - return irq_cfg[irq].vector; -} - -static inline unsigned int -__ia64_local_vector_to_irq (ia64_vector vec) -{ - return __this_cpu_read(vector_irq[vec]); -} -#endif - -/* * Next follows the irq descriptor interface. On IA-64, each CPU supports 256 interrupt * vectors. On smaller systems, there is a one-to-one correspondence between interrupt * vectors and the Linux irq numbers. However, larger systems may have multiple interrupt @@ -170,7 +153,7 @@ __ia64_local_vector_to_irq (ia64_vector vec) static inline ia64_vector irq_to_vector (int irq) { - return platform_irq_to_vector(irq); + return irq_cfg[irq].vector; } /* @@ -181,7 +164,7 @@ irq_to_vector (int irq) static inline unsigned int local_vector_to_irq (ia64_vector vec) { - return platform_local_vector_to_irq(vec); + return __this_cpu_read(vector_irq[vec]); } #endif /* _ASM_IA64_HW_IRQ_H */ diff --git a/arch/ia64/include/asm/io.h b/arch/ia64/include/asm/io.h index a511d62d447a..54e70c21352a 100644 --- a/arch/ia64/include/asm/io.h +++ b/arch/ia64/include/asm/io.h @@ -71,7 +71,6 @@ extern unsigned int num_io_spaces; #define HAVE_ARCH_PIO_SIZE #include <asm/intrinsics.h> -#include <asm/machvec.h> #include <asm/page.h> #include <asm-generic/iomap.h> @@ -129,25 +128,6 @@ __ia64_mk_io_addr (unsigned long port) return (void *) (space->mmio_base | offset); } -#define __ia64_inb ___ia64_inb -#define __ia64_inw ___ia64_inw -#define __ia64_inl ___ia64_inl -#define __ia64_outb ___ia64_outb -#define __ia64_outw ___ia64_outw -#define __ia64_outl ___ia64_outl -#define __ia64_readb ___ia64_readb -#define __ia64_readw ___ia64_readw -#define __ia64_readl ___ia64_readl -#define __ia64_readq ___ia64_readq -#define __ia64_readb_relaxed ___ia64_readb -#define __ia64_readw_relaxed ___ia64_readw -#define __ia64_readl_relaxed ___ia64_readl -#define __ia64_readq_relaxed ___ia64_readq -#define __ia64_writeb ___ia64_writeb -#define __ia64_writew ___ia64_writew -#define __ia64_writel ___ia64_writel -#define __ia64_writeq ___ia64_writeq - /* * For the in/out routines, we need to do "mf.a" _after_ doing the I/O access to ensure * that the access has completed before executing other I/O accesses. Since we're doing @@ -156,8 +136,8 @@ __ia64_mk_io_addr (unsigned long port) * during optimization, which is why we use "volatile" pointers. */ -static inline unsigned int -___ia64_inb (unsigned long port) +#define inb inb +static inline unsigned int inb(unsigned long port) { volatile unsigned char *addr = __ia64_mk_io_addr(port); unsigned char ret; @@ -167,8 +147,8 @@ ___ia64_inb (unsigned long port) return ret; } -static inline unsigned int -___ia64_inw (unsigned long port) +#define inw inw +static inline unsigned int inw(unsigned long port) { volatile unsigned short *addr = __ia64_mk_io_addr(port); unsigned short ret; @@ -178,8 +158,8 @@ ___ia64_inw (unsigned long port) return ret; } -static inline unsigned int -___ia64_inl (unsigned long port) +#define inl inl +static inline unsigned int inl(unsigned long port) { volatile unsigned int *addr = __ia64_mk_io_addr(port); unsigned int ret; @@ -189,8 +169,8 @@ ___ia64_inl (unsigned long port) return ret; } -static inline void -___ia64_outb (unsigned char val, unsigned long port) +#define outb outb +static inline void outb(unsigned char val, unsigned long port) { volatile unsigned char *addr = __ia64_mk_io_addr(port); @@ -198,8 +178,8 @@ ___ia64_outb (unsigned char val, unsigned long port) __ia64_mf_a(); } -static inline void -___ia64_outw (unsigned short val, unsigned long port) +#define outw outw +static inline void outw(unsigned short val, unsigned long port) { volatile unsigned short *addr = __ia64_mk_io_addr(port); @@ -207,8 +187,8 @@ ___ia64_outw (unsigned short val, unsigned long port) __ia64_mf_a(); } -static inline void -___ia64_outl (unsigned int val, unsigned long port) +#define outl outl +static inline void outl(unsigned int val, unsigned long port) { volatile unsigned int *addr = __ia64_mk_io_addr(port); @@ -216,199 +196,63 @@ ___ia64_outl (unsigned int val, unsigned long port) __ia64_mf_a(); } -static inline void -__insb (unsigned long port, void *dst, unsigned long count) +#define insb insb +static inline void insb(unsigned long port, void *dst, unsigned long count) { unsigned char *dp = dst; while (count--) - *dp++ = platform_inb(port); + *dp++ = inb(port); } -static inline void -__insw (unsigned long port, void *dst, unsigned long count) +#define insw insw +static inline void insw(unsigned long port, void *dst, unsigned long count) { unsigned short *dp = dst; while (count--) - put_unaligned(platform_inw(port), dp++); + put_unaligned(inw(port), dp++); } -static inline void -__insl (unsigned long port, void *dst, unsigned long count) +#define insl insl +static inline void insl(unsigned long port, void *dst, unsigned long count) { unsigned int *dp = dst; while (count--) - put_unaligned(platform_inl(port), dp++); + put_unaligned(inl(port), dp++); } -static inline void -__outsb (unsigned long port, const void *src, unsigned long count) +#define outsb outsb +static inline void outsb(unsigned long port, const void *src, + unsigned long count) { const unsigned char *sp = src; while (count--) - platform_outb(*sp++, port); + outb(*sp++, port); } -static inline void -__outsw (unsigned long port, const void *src, unsigned long count) +#define outsw outsw +static inline void outsw(unsigned long port, const void *src, + unsigned long count) { const unsigned short *sp = src; while (count--) - platform_outw(get_unaligned(sp++), port); + outw(get_unaligned(sp++), port); } -static inline void -__outsl (unsigned long port, const void *src, unsigned long count) +#define outsl outsl +static inline void outsl(unsigned long port, const void *src, + unsigned long count) { const unsigned int *sp = src; while (count--) - platform_outl(get_unaligned(sp++), port); + outl(get_unaligned(sp++), port); } -/* - * Unfortunately, some platforms are broken and do not follow the IA-64 architecture - * specification regarding legacy I/O support. Thus, we have to make these operations - * platform dependent... - */ -#define __inb platform_inb -#define __inw platform_inw -#define __inl platform_inl -#define __outb platform_outb -#define __outw platform_outw -#define __outl platform_outl - -#define inb(p) __inb(p) -#define inw(p) __inw(p) -#define inl(p) __inl(p) -#define insb(p,d,c) __insb(p,d,c) -#define insw(p,d,c) __insw(p,d,c) -#define insl(p,d,c) __insl(p,d,c) -#define outb(v,p) __outb(v,p) -#define outw(v,p) __outw(v,p) -#define outl(v,p) __outl(v,p) -#define outsb(p,s,c) __outsb(p,s,c) -#define outsw(p,s,c) __outsw(p,s,c) -#define outsl(p,s,c) __outsl(p,s,c) - -/* - * The address passed to these functions are ioremap()ped already. - * - * We need these to be machine vectors since some platforms don't provide - * DMA coherence via PIO reads (PCI drivers and the spec imply that this is - * a good idea). Writes are ok though for all existing ia64 platforms (and - * hopefully it'll stay that way). - */ -static inline unsigned char -___ia64_readb (const volatile void __iomem *addr) -{ - return *(volatile unsigned char __force *)addr; -} - -static inline unsigned short -___ia64_readw (const volatile void __iomem *addr) -{ - return *(volatile unsigned short __force *)addr; -} - -static inline unsigned int -___ia64_readl (const volatile void __iomem *addr) -{ - return *(volatile unsigned int __force *) addr; -} - -static inline unsigned long -___ia64_readq (const volatile void __iomem *addr) -{ - return *(volatile unsigned long __force *) addr; -} - -static inline void -__writeb (unsigned char val, volatile void __iomem *addr) -{ - *(volatile unsigned char __force *) addr = val; -} - -static inline void -__writew (unsigned short val, volatile void __iomem *addr) -{ - *(volatile unsigned short __force *) addr = val; -} - -static inline void -__writel (unsigned int val, volatile void __iomem *addr) -{ - *(volatile unsigned int __force *) addr = val; -} - -static inline void -__writeq (unsigned long val, volatile void __iomem *addr) -{ - *(volatile unsigned long __force *) addr = val; -} - -#define __readb platform_readb -#define __readw platform_readw -#define __readl platform_readl -#define __readq platform_readq -#define __readb_relaxed platform_readb_relaxed -#define __readw_relaxed platform_readw_relaxed -#define __readl_relaxed platform_readl_relaxed -#define __readq_relaxed platform_readq_relaxed - -#define readb(a) __readb((a)) -#define readw(a) __readw((a)) -#define readl(a) __readl((a)) -#define readq(a) __readq((a)) -#define readb_relaxed(a) __readb_relaxed((a)) -#define readw_relaxed(a) __readw_relaxed((a)) -#define readl_relaxed(a) __readl_relaxed((a)) -#define readq_relaxed(a) __readq_relaxed((a)) -#define __raw_readb readb -#define __raw_readw readw -#define __raw_readl readl -#define __raw_readq readq -#define __raw_readb_relaxed readb_relaxed -#define __raw_readw_relaxed readw_relaxed -#define __raw_readl_relaxed readl_relaxed -#define __raw_readq_relaxed readq_relaxed -#define writeb(v,a) __writeb((v), (a)) -#define writew(v,a) __writew((v), (a)) -#define writel(v,a) __writel((v), (a)) -#define writeq(v,a) __writeq((v), (a)) -#define writeb_relaxed(v,a) __writeb((v), (a)) -#define writew_relaxed(v,a) __writew((v), (a)) -#define writel_relaxed(v,a) __writel((v), (a)) -#define writeq_relaxed(v,a) __writeq((v), (a)) -#define __raw_writeb writeb -#define __raw_writew writew -#define __raw_writel writel -#define __raw_writeq writeq - -#ifndef inb_p -# define inb_p inb -#endif -#ifndef inw_p -# define inw_p inw -#endif -#ifndef inl_p -# define inl_p inl -#endif - -#ifndef outb_p -# define outb_p outb -#endif -#ifndef outw_p -# define outw_p outw -#endif -#ifndef outl_p -# define outl_p outl -#endif - # ifdef __KERNEL__ extern void __iomem * ioremap(unsigned long offset, unsigned long size); diff --git a/arch/ia64/include/asm/iommu.h b/arch/ia64/include/asm/iommu.h index 92aceef63710..7904f591a79b 100644 --- a/arch/ia64/include/asm/iommu.h +++ b/arch/ia64/include/asm/iommu.h @@ -13,6 +13,5 @@ extern int iommu_detected; #define no_iommu (1) #define iommu_detected (0) #endif -extern void machvec_init(const char *name); #endif diff --git a/arch/ia64/include/asm/iosapic.h b/arch/ia64/include/asm/iosapic.h index f48556cb8afc..a91aeb413e17 100644 --- a/arch/ia64/include/asm/iosapic.h +++ b/arch/ia64/include/asm/iosapic.h @@ -52,8 +52,6 @@ #ifndef __ASSEMBLY__ -#ifdef CONFIG_IOSAPIC - #define NR_IOSAPICS 256 #define iosapic_pcat_compat_init ia64_native_iosapic_pcat_compat_init @@ -103,16 +101,6 @@ extern int __init iosapic_register_platform_intr (u32 int_type, #ifdef CONFIG_NUMA extern void map_iosapic_to_node (unsigned int, int); #endif -#else -#define iosapic_system_init(pcat_compat) do { } while (0) -#define iosapic_init(address,gsi_base) (-EINVAL) -#define iosapic_remove(gsi_base) (-ENODEV) -#define iosapic_register_intr(gsi,polarity,trigger) (gsi) -#define iosapic_unregister_intr(irq) do { } while (0) -#define iosapic_override_isa_irq(isa_irq,gsi,polarity,trigger) do { } while (0) -#define iosapic_register_platform_intr(type,gsi,pmi,eid,id, \ - polarity,trigger) (gsi) -#endif # endif /* !__ASSEMBLY__ */ #endif /* __ASM_IA64_IOSAPIC_H */ diff --git a/arch/ia64/include/asm/irq.h b/arch/ia64/include/asm/irq.h index 8b84a55ed38a..5acf52e90872 100644 --- a/arch/ia64/include/asm/irq.h +++ b/arch/ia64/include/asm/irq.h @@ -28,9 +28,6 @@ irq_canonicalize (int irq) } extern void set_irq_affinity_info (unsigned int irq, int dest, int redir); -bool is_affinity_mask_valid(const struct cpumask *cpumask); - -#define is_affinity_mask_valid is_affinity_mask_valid int create_irq(void); void destroy_irq(unsigned int irq); diff --git a/arch/ia64/include/asm/machvec.h b/arch/ia64/include/asm/machvec.h deleted file mode 100644 index beae261fbcb4..000000000000 --- a/arch/ia64/include/asm/machvec.h +++ /dev/null @@ -1,347 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Machine vector for IA-64. - * - * Copyright (C) 1999 Silicon Graphics, Inc. - * Copyright (C) Srinivasa Thirumalachar <sprasad@engr.sgi.com> - * Copyright (C) Vijay Chander <vijay@engr.sgi.com> - * Copyright (C) 1999-2001, 2003-2004 Hewlett-Packard Co. - * David Mosberger-Tang <davidm@hpl.hp.com> - */ -#ifndef _ASM_IA64_MACHVEC_H -#define _ASM_IA64_MACHVEC_H - -#include <linux/types.h> - -/* forward declarations: */ -struct device; -struct pt_regs; -struct scatterlist; -struct page; -struct mm_struct; -struct pci_bus; -struct task_struct; -struct pci_dev; -struct msi_desc; - -typedef void ia64_mv_setup_t (char **); -typedef void ia64_mv_cpu_init_t (void); -typedef void ia64_mv_irq_init_t (void); -typedef void ia64_mv_send_ipi_t (int, int, int, int); -typedef void ia64_mv_timer_interrupt_t (int, void *); -typedef void ia64_mv_global_tlb_purge_t (struct mm_struct *, unsigned long, unsigned long, unsigned long); -typedef u8 ia64_mv_irq_to_vector (int); -typedef unsigned int ia64_mv_local_vector_to_irq (u8); -typedef char *ia64_mv_pci_get_legacy_mem_t (struct pci_bus *); -typedef int ia64_mv_pci_legacy_read_t (struct pci_bus *, u16 port, u32 *val, - u8 size); -typedef int ia64_mv_pci_legacy_write_t (struct pci_bus *, u16 port, u32 val, - u8 size); -typedef void ia64_mv_migrate_t(struct task_struct * task); -typedef void ia64_mv_pci_fixup_bus_t (struct pci_bus *); -typedef void ia64_mv_kernel_launch_event_t(void); - -/* DMA-mapping interface: */ -typedef void ia64_mv_dma_init (void); -typedef const struct dma_map_ops *ia64_mv_dma_get_ops(struct device *); - -/* - * WARNING: The legacy I/O space is _architected_. Platforms are - * expected to follow this architected model (see Section 10.7 in the - * IA-64 Architecture Software Developer's Manual). Unfortunately, - * some broken machines do not follow that model, which is why we have - * to make the inX/outX operations part of the machine vector. - * Platform designers should follow the architected model whenever - * possible. - */ -typedef unsigned int ia64_mv_inb_t (unsigned long); -typedef unsigned int ia64_mv_inw_t (unsigned long); -typedef unsigned int ia64_mv_inl_t (unsigned long); -typedef void ia64_mv_outb_t (unsigned char, unsigned long); -typedef void ia64_mv_outw_t (unsigned short, unsigned long); -typedef void ia64_mv_outl_t (unsigned int, unsigned long); -typedef void ia64_mv_mmiowb_t (void); -typedef unsigned char ia64_mv_readb_t (const volatile void __iomem *); -typedef unsigned short ia64_mv_readw_t (const volatile void __iomem *); -typedef unsigned int ia64_mv_readl_t (const volatile void __iomem *); -typedef unsigned long ia64_mv_readq_t (const volatile void __iomem *); -typedef unsigned char ia64_mv_readb_relaxed_t (const volatile void __iomem *); -typedef unsigned short ia64_mv_readw_relaxed_t (const volatile void __iomem *); -typedef unsigned int ia64_mv_readl_relaxed_t (const volatile void __iomem *); -typedef unsigned long ia64_mv_readq_relaxed_t (const volatile void __iomem *); - -typedef int ia64_mv_setup_msi_irq_t (struct pci_dev *pdev, struct msi_desc *); -typedef void ia64_mv_teardown_msi_irq_t (unsigned int irq); - -static inline void -machvec_noop (void) -{ -} - -static inline void -machvec_noop_task (struct task_struct *task) -{ -} - -static inline void -machvec_noop_bus (struct pci_bus *bus) -{ -} - -extern void machvec_setup (char **); -extern void machvec_timer_interrupt (int, void *); - -# if defined (CONFIG_IA64_HP_SIM) -# include <asm/machvec_hpsim.h> -# elif defined (CONFIG_IA64_DIG) -# include <asm/machvec_dig.h> -# elif defined(CONFIG_IA64_DIG_VTD) -# include <asm/machvec_dig_vtd.h> -# elif defined (CONFIG_IA64_HP_ZX1) -# include <asm/machvec_hpzx1.h> -# elif defined (CONFIG_IA64_HP_ZX1_SWIOTLB) -# include <asm/machvec_hpzx1_swiotlb.h> -# elif defined (CONFIG_IA64_SGI_SN2) -# include <asm/machvec_sn2.h> -# elif defined (CONFIG_IA64_SGI_UV) -# include <asm/machvec_uv.h> -# elif defined (CONFIG_IA64_GENERIC) - -# ifdef MACHVEC_PLATFORM_HEADER -# include MACHVEC_PLATFORM_HEADER -# else -# define ia64_platform_name ia64_mv.name -# define platform_setup ia64_mv.setup -# define platform_cpu_init ia64_mv.cpu_init -# define platform_irq_init ia64_mv.irq_init -# define platform_send_ipi ia64_mv.send_ipi -# define platform_timer_interrupt ia64_mv.timer_interrupt -# define platform_global_tlb_purge ia64_mv.global_tlb_purge -# define platform_dma_init ia64_mv.dma_init -# define platform_dma_get_ops ia64_mv.dma_get_ops -# define platform_irq_to_vector ia64_mv.irq_to_vector -# define platform_local_vector_to_irq ia64_mv.local_vector_to_irq -# define platform_pci_get_legacy_mem ia64_mv.pci_get_legacy_mem -# define platform_pci_legacy_read ia64_mv.pci_legacy_read -# define platform_pci_legacy_write ia64_mv.pci_legacy_write -# define platform_inb ia64_mv.inb -# define platform_inw ia64_mv.inw -# define platform_inl ia64_mv.inl -# define platform_outb ia64_mv.outb -# define platform_outw ia64_mv.outw -# define platform_outl ia64_mv.outl -# define platform_mmiowb ia64_mv.mmiowb -# define platform_readb ia64_mv.readb -# define platform_readw ia64_mv.readw -# define platform_readl ia64_mv.readl -# define platform_readq ia64_mv.readq -# define platform_readb_relaxed ia64_mv.readb_relaxed -# define platform_readw_relaxed ia64_mv.readw_relaxed -# define platform_readl_relaxed ia64_mv.readl_relaxed -# define platform_readq_relaxed ia64_mv.readq_relaxed -# define platform_migrate ia64_mv.migrate -# define platform_setup_msi_irq ia64_mv.setup_msi_irq -# define platform_teardown_msi_irq ia64_mv.teardown_msi_irq -# define platform_pci_fixup_bus ia64_mv.pci_fixup_bus -# define platform_kernel_launch_event ia64_mv.kernel_launch_event -# endif - -/* __attribute__((__aligned__(16))) is required to make size of the - * structure multiple of 16 bytes. - * This will fillup the holes created because of section 3.3.1 in - * Software Conventions guide. - */ -struct ia64_machine_vector { - const char *name; - ia64_mv_setup_t *setup; - ia64_mv_cpu_init_t *cpu_init; - ia64_mv_irq_init_t *irq_init; - ia64_mv_send_ipi_t *send_ipi; - ia64_mv_timer_interrupt_t *timer_interrupt; - ia64_mv_global_tlb_purge_t *global_tlb_purge; - ia64_mv_dma_init *dma_init; - ia64_mv_dma_get_ops *dma_get_ops; - ia64_mv_irq_to_vector *irq_to_vector; - ia64_mv_local_vector_to_irq *local_vector_to_irq; - ia64_mv_pci_get_legacy_mem_t *pci_get_legacy_mem; - ia64_mv_pci_legacy_read_t *pci_legacy_read; - ia64_mv_pci_legacy_write_t *pci_legacy_write; - ia64_mv_inb_t *inb; - ia64_mv_inw_t *inw; - ia64_mv_inl_t *inl; - ia64_mv_outb_t *outb; - ia64_mv_outw_t *outw; - ia64_mv_outl_t *outl; - ia64_mv_mmiowb_t *mmiowb; - ia64_mv_readb_t *readb; - ia64_mv_readw_t *readw; - ia64_mv_readl_t *readl; - ia64_mv_readq_t *readq; - ia64_mv_readb_relaxed_t *readb_relaxed; - ia64_mv_readw_relaxed_t *readw_relaxed; - ia64_mv_readl_relaxed_t *readl_relaxed; - ia64_mv_readq_relaxed_t *readq_relaxed; - ia64_mv_migrate_t *migrate; - ia64_mv_setup_msi_irq_t *setup_msi_irq; - ia64_mv_teardown_msi_irq_t *teardown_msi_irq; - ia64_mv_pci_fixup_bus_t *pci_fixup_bus; - ia64_mv_kernel_launch_event_t *kernel_launch_event; -} __attribute__((__aligned__(16))); /* align attrib? see above comment */ - -#define MACHVEC_INIT(name) \ -{ \ - #name, \ - platform_setup, \ - platform_cpu_init, \ - platform_irq_init, \ - platform_send_ipi, \ - platform_timer_interrupt, \ - platform_global_tlb_purge, \ - platform_dma_init, \ - platform_dma_get_ops, \ - platform_irq_to_vector, \ - platform_local_vector_to_irq, \ - platform_pci_get_legacy_mem, \ - platform_pci_legacy_read, \ - platform_pci_legacy_write, \ - platform_inb, \ - platform_inw, \ - platform_inl, \ - platform_outb, \ - platform_outw, \ - platform_outl, \ - platform_mmiowb, \ - platform_readb, \ - platform_readw, \ - platform_readl, \ - platform_readq, \ - platform_readb_relaxed, \ - platform_readw_relaxed, \ - platform_readl_relaxed, \ - platform_readq_relaxed, \ - platform_migrate, \ - platform_setup_msi_irq, \ - platform_teardown_msi_irq, \ - platform_pci_fixup_bus, \ - platform_kernel_launch_event \ -} - -extern struct ia64_machine_vector ia64_mv; -extern void machvec_init (const char *name); -extern void machvec_init_from_cmdline(const char *cmdline); - -# else -# error Unknown configuration. Update arch/ia64/include/asm/machvec.h. -# endif /* CONFIG_IA64_GENERIC */ - -extern void swiotlb_dma_init(void); -extern const struct dma_map_ops *dma_get_ops(struct device *); - -/* - * Define default versions so we can extend machvec for new platforms without having - * to update the machvec files for all existing platforms. - */ -#ifndef platform_setup -# define platform_setup machvec_setup -#endif -#ifndef platform_cpu_init -# define platform_cpu_init machvec_noop -#endif -#ifndef platform_irq_init -# define platform_irq_init machvec_noop -#endif - -#ifndef platform_send_ipi -# define platform_send_ipi ia64_send_ipi /* default to architected version */ -#endif -#ifndef platform_timer_interrupt -# define platform_timer_interrupt machvec_timer_interrupt -#endif -#ifndef platform_global_tlb_purge -# define platform_global_tlb_purge ia64_global_tlb_purge /* default to architected version */ -#endif -#ifndef platform_kernel_launch_event -# define platform_kernel_launch_event machvec_noop -#endif -#ifndef platform_dma_init -# define platform_dma_init swiotlb_dma_init -#endif -#ifndef platform_dma_get_ops -# define platform_dma_get_ops dma_get_ops -#endif -#ifndef platform_irq_to_vector -# define platform_irq_to_vector __ia64_irq_to_vector -#endif -#ifndef platform_local_vector_to_irq -# define platform_local_vector_to_irq __ia64_local_vector_to_irq -#endif -#ifndef platform_pci_get_legacy_mem -# define platform_pci_get_legacy_mem ia64_pci_get_legacy_mem -#endif -#ifndef platform_pci_legacy_read -# define platform_pci_legacy_read ia64_pci_legacy_read -extern int ia64_pci_legacy_read(struct pci_bus *bus, u16 port, u32 *val, u8 size); -#endif -#ifndef platform_pci_legacy_write -# define platform_pci_legacy_write ia64_pci_legacy_write -extern int ia64_pci_legacy_write(struct pci_bus *bus, u16 port, u32 val, u8 size); -#endif -#ifndef platform_inb -# define platform_inb __ia64_inb -#endif -#ifndef platform_inw -# define platform_inw __ia64_inw -#endif -#ifndef platform_inl -# define platform_inl __ia64_inl -#endif -#ifndef platform_outb -# define platform_outb __ia64_outb -#endif -#ifndef platform_outw -# define platform_outw __ia64_outw -#endif -#ifndef platform_outl -# define platform_outl __ia64_outl -#endif -#ifndef platform_mmiowb -# define platform_mmiowb __ia64_mmiowb -#endif -#ifndef platform_readb -# define platform_readb __ia64_readb -#endif -#ifndef platform_readw -# define platform_readw __ia64_readw -#endif -#ifndef platform_readl -# define platform_readl __ia64_readl -#endif -#ifndef platform_readq -# define platform_readq __ia64_readq -#endif -#ifndef platform_readb_relaxed -# define platform_readb_relaxed __ia64_readb_relaxed -#endif -#ifndef platform_readw_relaxed -# define platform_readw_relaxed __ia64_readw_relaxed -#endif -#ifndef platform_readl_relaxed -# define platform_readl_relaxed __ia64_readl_relaxed -#endif -#ifndef platform_readq_relaxed -# define platform_readq_relaxed __ia64_readq_relaxed -#endif -#ifndef platform_migrate -# define platform_migrate machvec_noop_task -#endif -#ifndef platform_setup_msi_irq -# define platform_setup_msi_irq ((ia64_mv_setup_msi_irq_t*)NULL) -#endif -#ifndef platform_teardown_msi_irq -# define platform_teardown_msi_irq ((ia64_mv_teardown_msi_irq_t*)NULL) -#endif -#ifndef platform_pci_fixup_bus -# define platform_pci_fixup_bus machvec_noop_bus -#endif - -#endif /* _ASM_IA64_MACHVEC_H */ diff --git a/arch/ia64/include/asm/machvec_dig.h b/arch/ia64/include/asm/machvec_dig.h deleted file mode 100644 index bc230f69faeb..000000000000 --- a/arch/ia64/include/asm/machvec_dig.h +++ /dev/null @@ -1,17 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _ASM_IA64_MACHVEC_DIG_h -#define _ASM_IA64_MACHVEC_DIG_h - -extern ia64_mv_setup_t dig_setup; - -/* - * This stuff has dual use! - * - * For a generic kernel, the macros are used to initialize the - * platform's machvec structure. When compiling a non-generic kernel, - * the macros are used directly. - */ -#define ia64_platform_name "dig" -#define platform_setup dig_setup - -#endif /* _ASM_IA64_MACHVEC_DIG_h */ diff --git a/arch/ia64/include/asm/machvec_dig_vtd.h b/arch/ia64/include/asm/machvec_dig_vtd.h deleted file mode 100644 index bb44eb9039dd..000000000000 --- a/arch/ia64/include/asm/machvec_dig_vtd.h +++ /dev/null @@ -1,19 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _ASM_IA64_MACHVEC_DIG_VTD_h -#define _ASM_IA64_MACHVEC_DIG_VTD_h - -extern ia64_mv_setup_t dig_setup; -extern ia64_mv_dma_init pci_iommu_alloc; - -/* - * This stuff has dual use! - * - * For a generic kernel, the macros are used to initialize the - * platform's machvec structure. When compiling a non-generic kernel, - * the macros are used directly. - */ -#define ia64_platform_name "dig_vtd" -#define platform_setup dig_setup -#define platform_dma_init pci_iommu_alloc - -#endif /* _ASM_IA64_MACHVEC_DIG_VTD_h */ diff --git a/arch/ia64/include/asm/machvec_hpsim.h b/arch/ia64/include/asm/machvec_hpsim.h deleted file mode 100644 index 056f8405822e..000000000000 --- a/arch/ia64/include/asm/machvec_hpsim.h +++ /dev/null @@ -1,19 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _ASM_IA64_MACHVEC_HPSIM_h -#define _ASM_IA64_MACHVEC_HPSIM_h - -extern ia64_mv_setup_t hpsim_setup; -extern ia64_mv_irq_init_t hpsim_irq_init; - -/* - * This stuff has dual use! - * - * For a generic kernel, the macros are used to initialize the - * platform's machvec structure. When compiling a non-generic kernel, - * the macros are used directly. - */ -#define ia64_platform_name "hpsim" -#define platform_setup hpsim_setup -#define platform_irq_init hpsim_irq_init - -#endif /* _ASM_IA64_MACHVEC_HPSIM_h */ diff --git a/arch/ia64/include/asm/machvec_hpzx1.h b/arch/ia64/include/asm/machvec_hpzx1.h deleted file mode 100644 index 5299ac38bfb6..000000000000 --- a/arch/ia64/include/asm/machvec_hpzx1.h +++ /dev/null @@ -1,19 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _ASM_IA64_MACHVEC_HPZX1_h -#define _ASM_IA64_MACHVEC_HPZX1_h - -extern ia64_mv_setup_t dig_setup; -extern ia64_mv_dma_init sba_dma_init; - -/* - * This stuff has dual use! - * - * For a generic kernel, the macros are used to initialize the - * platform's machvec structure. When compiling a non-generic kernel, - * the macros are used directly. - */ -#define ia64_platform_name "hpzx1" -#define platform_setup dig_setup -#define platform_dma_init sba_dma_init - -#endif /* _ASM_IA64_MACHVEC_HPZX1_h */ diff --git a/arch/ia64/include/asm/machvec_hpzx1_swiotlb.h b/arch/ia64/include/asm/machvec_hpzx1_swiotlb.h deleted file mode 100644 index 5aec6a008c61..000000000000 --- a/arch/ia64/include/asm/machvec_hpzx1_swiotlb.h +++ /dev/null @@ -1,20 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _ASM_IA64_MACHVEC_HPZX1_SWIOTLB_h -#define _ASM_IA64_MACHVEC_HPZX1_SWIOTLB_h - -extern ia64_mv_setup_t dig_setup; -extern ia64_mv_dma_get_ops hwsw_dma_get_ops; - -/* - * This stuff has dual use! - * - * For a generic kernel, the macros are used to initialize the - * platform's machvec structure. When compiling a non-generic kernel, - * the macros are used directly. - */ -#define ia64_platform_name "hpzx1_swiotlb" -#define platform_setup dig_setup -#define platform_dma_init machvec_noop -#define platform_dma_get_ops hwsw_dma_get_ops - -#endif /* _ASM_IA64_MACHVEC_HPZX1_SWIOTLB_h */ diff --git a/arch/ia64/include/asm/machvec_init.h b/arch/ia64/include/asm/machvec_init.h deleted file mode 100644 index 2aafb69a3787..000000000000 --- a/arch/ia64/include/asm/machvec_init.h +++ /dev/null @@ -1,35 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#include <asm/iommu.h> -#include <asm/machvec.h> - -extern ia64_mv_send_ipi_t ia64_send_ipi; -extern ia64_mv_global_tlb_purge_t ia64_global_tlb_purge; -extern ia64_mv_irq_to_vector __ia64_irq_to_vector; -extern ia64_mv_local_vector_to_irq __ia64_local_vector_to_irq; -extern ia64_mv_pci_get_legacy_mem_t ia64_pci_get_legacy_mem; -extern ia64_mv_pci_legacy_read_t ia64_pci_legacy_read; -extern ia64_mv_pci_legacy_write_t ia64_pci_legacy_write; - -extern ia64_mv_inb_t __ia64_inb; -extern ia64_mv_inw_t __ia64_inw; -extern ia64_mv_inl_t __ia64_inl; -extern ia64_mv_outb_t __ia64_outb; -extern ia64_mv_outw_t __ia64_outw; -extern ia64_mv_outl_t __ia64_outl; -extern ia64_mv_mmiowb_t __ia64_mmiowb; -extern ia64_mv_readb_t __ia64_readb; -extern ia64_mv_readw_t __ia64_readw; -extern ia64_mv_readl_t __ia64_readl; -extern ia64_mv_readq_t __ia64_readq; -extern ia64_mv_readb_t __ia64_readb_relaxed; -extern ia64_mv_readw_t __ia64_readw_relaxed; -extern ia64_mv_readl_t __ia64_readl_relaxed; -extern ia64_mv_readq_t __ia64_readq_relaxed; - -#define MACHVEC_HELPER(name) \ - struct ia64_machine_vector machvec_##name __attribute__ ((unused, __section__ (".machvec"))) \ - = MACHVEC_INIT(name); - -#define MACHVEC_DEFINE(name) MACHVEC_HELPER(name) - -MACHVEC_DEFINE(MACHVEC_PLATFORM_NAME) diff --git a/arch/ia64/include/asm/machvec_sn2.h b/arch/ia64/include/asm/machvec_sn2.h deleted file mode 100644 index a243e4fb4877..000000000000 --- a/arch/ia64/include/asm/machvec_sn2.h +++ /dev/null @@ -1,114 +0,0 @@ -/* - * Copyright (c) 2002-2003,2006 Silicon Graphics, Inc. All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it would be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. - * - * Further, this software is distributed without any warranty that it is - * free of the rightful claim of any third person regarding infringement - * or the like. Any license provided herein, whether implied or - * otherwise, applies only to this software file. Patent licenses, if - * any, provided herein do not apply to combinations of this program with - * other software, or any other product whatsoever. - * - * You should have received a copy of the GNU General Public - * License along with this program; if not, write the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. - * - * For further information regarding this notice, see: - * - * http://oss.sgi.com/projects/GenInfo/NoticeExplan - */ - -#ifndef _ASM_IA64_MACHVEC_SN2_H -#define _ASM_IA64_MACHVEC_SN2_H - -extern ia64_mv_setup_t sn_setup; -extern ia64_mv_cpu_init_t sn_cpu_init; -extern ia64_mv_irq_init_t sn_irq_init; -extern ia64_mv_send_ipi_t sn2_send_IPI; -extern ia64_mv_timer_interrupt_t sn_timer_interrupt; -extern ia64_mv_global_tlb_purge_t sn2_global_tlb_purge; -extern ia64_mv_irq_to_vector sn_irq_to_vector; -extern ia64_mv_local_vector_to_irq sn_local_vector_to_irq; -extern ia64_mv_pci_get_legacy_mem_t sn_pci_get_legacy_mem; -extern ia64_mv_pci_legacy_read_t sn_pci_legacy_read; -extern ia64_mv_pci_legacy_write_t sn_pci_legacy_write; -extern ia64_mv_inb_t __sn_inb; -extern ia64_mv_inw_t __sn_inw; -extern ia64_mv_inl_t __sn_inl; -extern ia64_mv_outb_t __sn_outb; -extern ia64_mv_outw_t __sn_outw; -extern ia64_mv_outl_t __sn_outl; -extern ia64_mv_mmiowb_t __sn_mmiowb; -extern ia64_mv_readb_t __sn_readb; -extern ia64_mv_readw_t __sn_readw; -extern ia64_mv_readl_t __sn_readl; -extern ia64_mv_readq_t __sn_readq; -extern ia64_mv_readb_t __sn_readb_relaxed; -extern ia64_mv_readw_t __sn_readw_relaxed; -extern ia64_mv_readl_t __sn_readl_relaxed; -extern ia64_mv_readq_t __sn_readq_relaxed; -extern ia64_mv_dma_init sn_dma_init; -extern ia64_mv_migrate_t sn_migrate; -extern ia64_mv_kernel_launch_event_t sn_kernel_launch_event; -extern ia64_mv_setup_msi_irq_t sn_setup_msi_irq; -extern ia64_mv_teardown_msi_irq_t sn_teardown_msi_irq; -extern ia64_mv_pci_fixup_bus_t sn_pci_fixup_bus; - - -/* - * This stuff has dual use! - * - * For a generic kernel, the macros are used to initialize the - * platform's machvec structure. When compiling a non-generic kernel, - * the macros are used directly. - */ -#define ia64_platform_name "sn2" -#define platform_setup sn_setup -#define platform_cpu_init sn_cpu_init -#define platform_irq_init sn_irq_init -#define platform_send_ipi sn2_send_IPI -#define platform_timer_interrupt sn_timer_interrupt -#define platform_global_tlb_purge sn2_global_tlb_purge -#define platform_pci_fixup sn_pci_fixup -#define platform_inb __sn_inb -#define platform_inw __sn_inw -#define platform_inl __sn_inl -#define platform_outb __sn_outb -#define platform_outw __sn_outw -#define platform_outl __sn_outl -#define platform_mmiowb __sn_mmiowb -#define platform_readb __sn_readb -#define platform_readw __sn_readw -#define platform_readl __sn_readl -#define platform_readq __sn_readq -#define platform_readb_relaxed __sn_readb_relaxed -#define platform_readw_relaxed __sn_readw_relaxed -#define platform_readl_relaxed __sn_readl_relaxed -#define platform_readq_relaxed __sn_readq_relaxed -#define platform_irq_to_vector sn_irq_to_vector -#define platform_local_vector_to_irq sn_local_vector_to_irq -#define platform_pci_get_legacy_mem sn_pci_get_legacy_mem -#define platform_pci_legacy_read sn_pci_legacy_read -#define platform_pci_legacy_write sn_pci_legacy_write -#define platform_dma_init sn_dma_init -#define platform_migrate sn_migrate -#define platform_kernel_launch_event sn_kernel_launch_event -#ifdef CONFIG_PCI_MSI -#define platform_setup_msi_irq sn_setup_msi_irq -#define platform_teardown_msi_irq sn_teardown_msi_irq -#else -#define platform_setup_msi_irq ((ia64_mv_setup_msi_irq_t*)NULL) -#define platform_teardown_msi_irq ((ia64_mv_teardown_msi_irq_t*)NULL) -#endif -#define platform_pci_fixup_bus sn_pci_fixup_bus - -#include <asm/sn/io.h> - -#endif /* _ASM_IA64_MACHVEC_SN2_H */ diff --git a/arch/ia64/include/asm/machvec_uv.h b/arch/ia64/include/asm/machvec_uv.h deleted file mode 100644 index 2c50853f35ac..000000000000 --- a/arch/ia64/include/asm/machvec_uv.h +++ /dev/null @@ -1,26 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * SGI UV Core Functions - * - * Copyright (C) 2008 Silicon Graphics, Inc. All rights reserved. - */ - -#ifndef _ASM_IA64_MACHVEC_UV_H -#define _ASM_IA64_MACHVEC_UV_H - -extern ia64_mv_setup_t uv_setup; - -/* - * This stuff has dual use! - * - * For a generic kernel, the macros are used to initialize the - * platform's machvec structure. When compiling a non-generic kernel, - * the macros are used directly. - */ -#define ia64_platform_name "uv" -#define platform_setup uv_setup - -#endif /* _ASM_IA64_MACHVEC_UV_H */ diff --git a/arch/ia64/include/asm/mmiowb.h b/arch/ia64/include/asm/mmiowb.h index 297b85ac84a0..d67aab4ea3b4 100644 --- a/arch/ia64/include/asm/mmiowb.h +++ b/arch/ia64/include/asm/mmiowb.h @@ -3,22 +3,14 @@ #ifndef _ASM_IA64_MMIOWB_H #define _ASM_IA64_MMIOWB_H -#include <asm/machvec.h> - /** - * ___ia64_mmiowb - I/O write barrier + * mmiowb - I/O write barrier * * Ensure ordering of I/O space writes. This will make sure that writes * following the barrier will arrive after all previous writes. For most * ia64 platforms, this is a simple 'mf.a' instruction. */ -static inline void ___ia64_mmiowb(void) -{ - ia64_mfa(); -} - -#define __ia64_mmiowb ___ia64_mmiowb -#define mmiowb() platform_mmiowb() +#define mmiowb() ia64_mfa() #include <asm-generic/mmiowb.h> diff --git a/arch/ia64/include/asm/mmzone.h b/arch/ia64/include/asm/mmzone.h index e0de61709cf1..767201f66c93 100644 --- a/arch/ia64/include/asm/mmzone.h +++ b/arch/ia64/include/asm/mmzone.h @@ -27,16 +27,9 @@ static inline int pfn_to_nid(unsigned long pfn) return nid; } -#ifdef CONFIG_IA64_DIG /* DIG systems are small */ -# define MAX_PHYSNODE_ID 8 -# define NR_NODE_MEMBLKS (MAX_NUMNODES * 8) -#else /* sn2 is the biggest case, so we use that if !DIG */ -# define MAX_PHYSNODE_ID 2048 -# define NR_NODE_MEMBLKS (MAX_NUMNODES * 4) -#endif - -#else /* CONFIG_NUMA */ -# define NR_NODE_MEMBLKS (MAX_NUMNODES * 4) +#define MAX_PHYSNODE_ID 2048 #endif /* CONFIG_NUMA */ +#define NR_NODE_MEMBLKS (MAX_NUMNODES * 4) + #endif /* _ASM_IA64_MMZONE_H */ diff --git a/arch/ia64/include/asm/pci.h b/arch/ia64/include/asm/pci.h index 780e8744ba85..8c163d1d0189 100644 --- a/arch/ia64/include/asm/pci.h +++ b/arch/ia64/include/asm/pci.h @@ -39,9 +39,9 @@ extern int pci_mmap_legacy_page_range(struct pci_bus *bus, struct vm_area_struct *vma, enum pci_mmap_state mmap_state); -#define pci_get_legacy_mem platform_pci_get_legacy_mem -#define pci_legacy_read platform_pci_legacy_read -#define pci_legacy_write platform_pci_legacy_write +char *pci_get_legacy_mem(struct pci_bus *bus); +int pci_legacy_read(struct pci_bus *bus, u16 port, u32 *val, u8 size); +int pci_legacy_write(struct pci_bus *bus, u16 port, u32 val, u8 size); struct pci_controller { struct acpi_device *companion; @@ -69,7 +69,4 @@ static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) return channel ? isa_irq_to_vector(15) : isa_irq_to_vector(14); } -#ifdef CONFIG_INTEL_IOMMU -extern void pci_iommu_alloc(void); -#endif #endif /* _ASM_IA64_PCI_H */ diff --git a/arch/ia64/include/asm/pgalloc.h b/arch/ia64/include/asm/pgalloc.h index c9e481023c25..f4c491044882 100644 --- a/arch/ia64/include/asm/pgalloc.h +++ b/arch/ia64/include/asm/pgalloc.h @@ -19,18 +19,19 @@ #include <linux/mm.h> #include <linux/page-flags.h> #include <linux/threads.h> -#include <linux/quicklist.h> + +#include <asm-generic/pgalloc.h> #include <asm/mmu_context.h> static inline pgd_t *pgd_alloc(struct mm_struct *mm) { - return quicklist_alloc(0, GFP_KERNEL, NULL); + return (pgd_t *)__get_free_page(GFP_KERNEL | __GFP_ZERO); } static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd) { - quicklist_free(0, NULL, pgd); + free_page((unsigned long)pgd); } #if CONFIG_PGTABLE_LEVELS == 4 @@ -42,12 +43,12 @@ pgd_populate(struct mm_struct *mm, pgd_t * pgd_entry, pud_t * pud) static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr) { - return quicklist_alloc(0, GFP_KERNEL, NULL); + return (pud_t *)__get_free_page(GFP_KERNEL | __GFP_ZERO); } static inline void pud_free(struct mm_struct *mm, pud_t *pud) { - quicklist_free(0, NULL, pud); + free_page((unsigned long)pud); } #define __pud_free_tlb(tlb, pud, address) pud_free((tlb)->mm, pud) #endif /* CONFIG_PGTABLE_LEVELS == 4 */ @@ -60,12 +61,12 @@ pud_populate(struct mm_struct *mm, pud_t * pud_entry, pmd_t * pmd) static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long addr) { - return quicklist_alloc(0, GFP_KERNEL, NULL); + return (pmd_t *)__get_free_page(GFP_KERNEL | __GFP_ZERO); } static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd) { - quicklist_free(0, NULL, pmd); + free_page((unsigned long)pmd); } #define __pmd_free_tlb(tlb, pmd, address) pmd_free((tlb)->mm, pmd) @@ -83,43 +84,6 @@ pmd_populate_kernel(struct mm_struct *mm, pmd_t * pmd_entry, pte_t * pte) pmd_val(*pmd_entry) = __pa(pte); } -static inline pgtable_t pte_alloc_one(struct mm_struct *mm) -{ - struct page *page; - void *pg; - - pg = quicklist_alloc(0, GFP_KERNEL, NULL); - if (!pg) - return NULL; - page = virt_to_page(pg); - if (!pgtable_page_ctor(page)) { - quicklist_free(0, NULL, pg); - return NULL; - } - return page; -} - -static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm) -{ - return quicklist_alloc(0, GFP_KERNEL, NULL); -} - -static inline void pte_free(struct mm_struct *mm, pgtable_t pte) -{ - pgtable_page_dtor(pte); - quicklist_free_page(0, NULL, pte); -} - -static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte) -{ - quicklist_free(0, NULL, pte); -} - -static inline void check_pgt_cache(void) -{ - quicklist_trim(0, NULL, 25, 16); -} - #define __pte_free_tlb(tlb, pte, address) pte_free((tlb)->mm, pte) #endif /* _ASM_IA64_PGALLOC_H */ diff --git a/arch/ia64/include/asm/pgtable.h b/arch/ia64/include/asm/pgtable.h index b1e7468eb65a..d602e7c622db 100644 --- a/arch/ia64/include/asm/pgtable.h +++ b/arch/ia64/include/asm/pgtable.h @@ -566,11 +566,6 @@ extern struct page *zero_page_memmap_ptr; #define KERNEL_TR_PAGE_SHIFT _PAGE_SIZE_64M #define KERNEL_TR_PAGE_SIZE (1 << KERNEL_TR_PAGE_SHIFT) -/* - * No page table caches to initialise - */ -#define pgtable_cache_init() do { } while (0) - /* These tell get_user_pages() that the first gate page is accessible from user-level. */ #define FIXADDR_USER_START GATE_ADDR #ifdef HAVE_BUGGY_SEGREL diff --git a/arch/ia64/include/asm/processor.h b/arch/ia64/include/asm/processor.h index c91ef98ed6bf..95a2ec37400f 100644 --- a/arch/ia64/include/asm/processor.h +++ b/arch/ia64/include/asm/processor.h @@ -679,8 +679,6 @@ enum idle_boot_override {IDLE_NO_OVERRIDE=0, IDLE_HALT, IDLE_FORCE_MWAIT, void default_idle(void); -#define ia64_platform_is(x) (strcmp(x, ia64_platform_name) == 0) - #endif /* !__ASSEMBLY__ */ #endif /* _ASM_IA64_PROCESSOR_H */ diff --git a/arch/ia64/include/asm/sal.h b/arch/ia64/include/asm/sal.h index 588f33156da6..08f5b6aaed73 100644 --- a/arch/ia64/include/asm/sal.h +++ b/arch/ia64/include/asm/sal.h @@ -43,6 +43,7 @@ #include <asm/pal.h> #include <asm/fpu.h> +extern unsigned long sal_systab_phys; extern spinlock_t sal_lock; /* SAL spec _requires_ eight args for each call. */ diff --git a/arch/ia64/include/asm/sn/acpi.h b/arch/ia64/include/asm/sn/acpi.h deleted file mode 100644 index fd480db25565..000000000000 --- a/arch/ia64/include/asm/sn/acpi.h +++ /dev/null @@ -1,15 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2006 Silicon Graphics, Inc. All rights reserved. - */ - -#ifndef _ASM_IA64_SN_ACPI_H -#define _ASM_IA64_SN_ACPI_H - -extern int sn_acpi_rev; -#define SN_ACPI_BASE_SUPPORT() (sn_acpi_rev >= 0x20101) - -#endif /* _ASM_IA64_SN_ACPI_H */ diff --git a/arch/ia64/include/asm/sn/addrs.h b/arch/ia64/include/asm/sn/addrs.h deleted file mode 100644 index e715c794b186..000000000000 --- a/arch/ia64/include/asm/sn/addrs.h +++ /dev/null @@ -1,299 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 1992-1999,2001-2005 Silicon Graphics, Inc. All rights reserved. - */ - -#ifndef _ASM_IA64_SN_ADDRS_H -#define _ASM_IA64_SN_ADDRS_H - -#include <asm/percpu.h> -#include <asm/sn/types.h> -#include <asm/sn/arch.h> -#include <asm/sn/pda.h> - -/* - * Memory/SHUB Address Format: - * +-+---------+--+--------------+ - * |0| NASID |AS| NodeOffset | - * +-+---------+--+--------------+ - * - * NASID: (low NASID bit is 0) Memory and SHUB MMRs - * AS: 2-bit Address Space Identifier. Used only if low NASID bit is 0 - * 00: Local Resources and MMR space - * Top bit of NodeOffset - * 0: Local resources space - * node id: - * 0: IA64/NT compatibility space - * 2: Local MMR Space - * 4: Local memory, regardless of local node id - * 1: Global MMR space - * 01: GET space. - * 10: AMO space. - * 11: Cacheable memory space. - * - * NodeOffset: byte offset - * - * - * TIO address format: - * +-+----------+--+--------------+ - * |0| NASID |AS| Nodeoffset | - * +-+----------+--+--------------+ - * - * NASID: (low NASID bit is 1) TIO - * AS: 2-bit Chiplet Identifier - * 00: TIO LB (Indicates TIO MMR access.) - * 01: TIO ICE (indicates coretalk space access.) - * - * NodeOffset: top bit must be set. - * - * - * Note that in both of the above address formats, the low - * NASID bit indicates if the reference is to the SHUB or TIO MMRs. - */ - - -/* - * Define basic shift & mask constants for manipulating NASIDs and AS values. - */ -#define NASID_BITMASK (sn_hub_info->nasid_bitmask) -#define NASID_SHIFT (sn_hub_info->nasid_shift) -#define AS_SHIFT (sn_hub_info->as_shift) -#define AS_BITMASK 0x3UL - -#define NASID_MASK ((u64)NASID_BITMASK << NASID_SHIFT) -#define AS_MASK ((u64)AS_BITMASK << AS_SHIFT) - - -/* - * AS values. These are the same on both SHUB1 & SHUB2. - */ -#define AS_GET_VAL 1UL -#define AS_AMO_VAL 2UL -#define AS_CAC_VAL 3UL -#define AS_GET_SPACE (AS_GET_VAL << AS_SHIFT) -#define AS_AMO_SPACE (AS_AMO_VAL << AS_SHIFT) -#define AS_CAC_SPACE (AS_CAC_VAL << AS_SHIFT) - - -/* - * Virtual Mode Local & Global MMR space. - */ -#define SH1_LOCAL_MMR_OFFSET 0x8000000000UL -#define SH2_LOCAL_MMR_OFFSET 0x0200000000UL -#define LOCAL_MMR_OFFSET (is_shub2() ? SH2_LOCAL_MMR_OFFSET : SH1_LOCAL_MMR_OFFSET) -#define LOCAL_MMR_SPACE (__IA64_UNCACHED_OFFSET | LOCAL_MMR_OFFSET) -#define LOCAL_PHYS_MMR_SPACE (RGN_BASE(RGN_HPAGE) | LOCAL_MMR_OFFSET) - -#define SH1_GLOBAL_MMR_OFFSET 0x0800000000UL -#define SH2_GLOBAL_MMR_OFFSET 0x0300000000UL -#define GLOBAL_MMR_OFFSET (is_shub2() ? SH2_GLOBAL_MMR_OFFSET : SH1_GLOBAL_MMR_OFFSET) -#define GLOBAL_MMR_SPACE (__IA64_UNCACHED_OFFSET | GLOBAL_MMR_OFFSET) - -/* - * Physical mode addresses - */ -#define GLOBAL_PHYS_MMR_SPACE (RGN_BASE(RGN_HPAGE) | GLOBAL_MMR_OFFSET) - - -/* - * Clear region & AS bits. - */ -#define TO_PHYS_MASK (~(RGN_BITS | AS_MASK)) - - -/* - * Misc NASID manipulation. - */ -#define NASID_SPACE(n) ((u64)(n) << NASID_SHIFT) -#define REMOTE_ADDR(n,a) (NASID_SPACE(n) | (a)) -#define NODE_OFFSET(x) ((x) & (NODE_ADDRSPACE_SIZE - 1)) -#define NODE_ADDRSPACE_SIZE (1UL << AS_SHIFT) -#define NASID_GET(x) (int) (((u64) (x) >> NASID_SHIFT) & NASID_BITMASK) -#define LOCAL_MMR_ADDR(a) (LOCAL_MMR_SPACE | (a)) -#define GLOBAL_MMR_ADDR(n,a) (GLOBAL_MMR_SPACE | REMOTE_ADDR(n,a)) -#define GLOBAL_MMR_PHYS_ADDR(n,a) (GLOBAL_PHYS_MMR_SPACE | REMOTE_ADDR(n,a)) -#define GLOBAL_CAC_ADDR(n,a) (CAC_BASE | REMOTE_ADDR(n,a)) -#define CHANGE_NASID(n,x) ((void *)(((u64)(x) & ~NASID_MASK) | NASID_SPACE(n))) -#define IS_TIO_NASID(n) ((n) & 1) - - -/* non-II mmr's start at top of big window space (4G) */ -#define BWIN_TOP 0x0000000100000000UL - -/* - * general address defines - */ -#define CAC_BASE (PAGE_OFFSET | AS_CAC_SPACE) -#define AMO_BASE (__IA64_UNCACHED_OFFSET | AS_AMO_SPACE) -#define AMO_PHYS_BASE (RGN_BASE(RGN_HPAGE) | AS_AMO_SPACE) -#define GET_BASE (PAGE_OFFSET | AS_GET_SPACE) - -/* - * Convert Memory addresses between various addressing modes. - */ -#define TO_PHYS(x) (TO_PHYS_MASK & (x)) -#define TO_CAC(x) (CAC_BASE | TO_PHYS(x)) -#ifdef CONFIG_SGI_SN -#define TO_AMO(x) (AMO_BASE | TO_PHYS(x)) -#define TO_GET(x) (GET_BASE | TO_PHYS(x)) -#else -#define TO_AMO(x) ({ BUG(); x; }) -#define TO_GET(x) ({ BUG(); x; }) -#endif - -/* - * Covert from processor physical address to II/TIO physical address: - * II - squeeze out the AS bits - * TIO- requires a chiplet id in bits 38-39. For DMA to memory, - * the chiplet id is zero. If we implement TIO-TIO dma, we might need - * to insert a chiplet id into this macro. However, it is our belief - * right now that this chiplet id will be ICE, which is also zero. - */ -#define SH1_TIO_PHYS_TO_DMA(x) \ - ((((u64)(NASID_GET(x))) << 40) | NODE_OFFSET(x)) - -#define SH2_NETWORK_BANK_OFFSET(x) \ - ((u64)(x) & ((1UL << (sn_hub_info->nasid_shift - 4)) -1)) - -#define SH2_NETWORK_BANK_SELECT(x) \ - ((((u64)(x) & (0x3UL << (sn_hub_info->nasid_shift - 4))) \ - >> (sn_hub_info->nasid_shift - 4)) << 36) - -#define SH2_NETWORK_ADDRESS(x) \ - (SH2_NETWORK_BANK_OFFSET(x) | SH2_NETWORK_BANK_SELECT(x)) - -#define SH2_TIO_PHYS_TO_DMA(x) \ - (((u64)(NASID_GET(x)) << 40) | SH2_NETWORK_ADDRESS(x)) - -#define PHYS_TO_TIODMA(x) \ - (is_shub1() ? SH1_TIO_PHYS_TO_DMA(x) : SH2_TIO_PHYS_TO_DMA(x)) - -#define PHYS_TO_DMA(x) \ - ((((u64)(x) & NASID_MASK) >> 2) | NODE_OFFSET(x)) - - -/* - * Macros to test for address type. - */ -#define IS_AMO_ADDRESS(x) (((u64)(x) & (RGN_BITS | AS_MASK)) == AMO_BASE) -#define IS_AMO_PHYS_ADDRESS(x) (((u64)(x) & (RGN_BITS | AS_MASK)) == AMO_PHYS_BASE) - - -/* - * The following definitions pertain to the IO special address - * space. They define the location of the big and little windows - * of any given node. - */ -#define BWIN_SIZE_BITS 29 /* big window size: 512M */ -#define TIO_BWIN_SIZE_BITS 30 /* big window size: 1G */ -#define NODE_SWIN_BASE(n, w) ((w == 0) ? NODE_BWIN_BASE((n), SWIN0_BIGWIN) \ - : RAW_NODE_SWIN_BASE(n, w)) -#define TIO_SWIN_BASE(n, w) (TIO_IO_BASE(n) + \ - ((u64) (w) << TIO_SWIN_SIZE_BITS)) -#define NODE_IO_BASE(n) (GLOBAL_MMR_SPACE | NASID_SPACE(n)) -#define TIO_IO_BASE(n) (__IA64_UNCACHED_OFFSET | NASID_SPACE(n)) -#define BWIN_SIZE (1UL << BWIN_SIZE_BITS) -#define NODE_BWIN_BASE0(n) (NODE_IO_BASE(n) + BWIN_SIZE) -#define NODE_BWIN_BASE(n, w) (NODE_BWIN_BASE0(n) + ((u64) (w) << BWIN_SIZE_BITS)) -#define RAW_NODE_SWIN_BASE(n, w) (NODE_IO_BASE(n) + ((u64) (w) << SWIN_SIZE_BITS)) -#define BWIN_WIDGET_MASK 0x7 -#define BWIN_WINDOWNUM(x) (((x) >> BWIN_SIZE_BITS) & BWIN_WIDGET_MASK) -#define SH1_IS_BIG_WINDOW_ADDR(x) ((x) & BWIN_TOP) - -#define TIO_BWIN_WINDOW_SELECT_MASK 0x7 -#define TIO_BWIN_WINDOWNUM(x) (((x) >> TIO_BWIN_SIZE_BITS) & TIO_BWIN_WINDOW_SELECT_MASK) - -#define TIO_HWIN_SHIFT_BITS 33 -#define TIO_HWIN(x) (NODE_OFFSET(x) >> TIO_HWIN_SHIFT_BITS) - -/* - * The following definitions pertain to the IO special address - * space. They define the location of the big and little windows - * of any given node. - */ - -#define SWIN_SIZE_BITS 24 -#define SWIN_WIDGET_MASK 0xF - -#define TIO_SWIN_SIZE_BITS 28 -#define TIO_SWIN_SIZE (1UL << TIO_SWIN_SIZE_BITS) -#define TIO_SWIN_WIDGET_MASK 0x3 - -/* - * Convert smallwindow address to xtalk address. - * - * 'addr' can be physical or virtual address, but will be converted - * to Xtalk address in the range 0 -> SWINZ_SIZEMASK - */ -#define SWIN_WIDGETNUM(x) (((x) >> SWIN_SIZE_BITS) & SWIN_WIDGET_MASK) -#define TIO_SWIN_WIDGETNUM(x) (((x) >> TIO_SWIN_SIZE_BITS) & TIO_SWIN_WIDGET_MASK) - - -/* - * The following macros produce the correct base virtual address for - * the hub registers. The REMOTE_HUB_* macro produce - * the address for the specified hub's registers. The intent is - * that the appropriate PI, MD, NI, or II register would be substituted - * for x. - * - * WARNING: - * When certain Hub chip workaround are defined, it's not sufficient - * to dereference the *_HUB_ADDR() macros. You should instead use - * HUB_L() and HUB_S() if you must deal with pointers to hub registers. - * Otherwise, the recommended approach is to use *_HUB_L() and *_HUB_S(). - * They're always safe. - */ -/* Shub1 TIO & MMR addressing macros */ -#define SH1_TIO_IOSPACE_ADDR(n,x) \ - GLOBAL_MMR_ADDR(n,x) - -#define SH1_REMOTE_BWIN_MMR(n,x) \ - GLOBAL_MMR_ADDR(n,x) - -#define SH1_REMOTE_SWIN_MMR(n,x) \ - (NODE_SWIN_BASE(n,1) + 0x800000UL + (x)) - -#define SH1_REMOTE_MMR(n,x) \ - (SH1_IS_BIG_WINDOW_ADDR(x) ? SH1_REMOTE_BWIN_MMR(n,x) : \ - SH1_REMOTE_SWIN_MMR(n,x)) - -/* Shub1 TIO & MMR addressing macros */ -#define SH2_TIO_IOSPACE_ADDR(n,x) \ - ((__IA64_UNCACHED_OFFSET | REMOTE_ADDR(n,x) | 1UL << (NASID_SHIFT - 2))) - -#define SH2_REMOTE_MMR(n,x) \ - GLOBAL_MMR_ADDR(n,x) - - -/* TIO & MMR addressing macros that work on both shub1 & shub2 */ -#define TIO_IOSPACE_ADDR(n,x) \ - ((u64 *)(is_shub1() ? SH1_TIO_IOSPACE_ADDR(n,x) : \ - SH2_TIO_IOSPACE_ADDR(n,x))) - -#define SH_REMOTE_MMR(n,x) \ - (is_shub1() ? SH1_REMOTE_MMR(n,x) : SH2_REMOTE_MMR(n,x)) - -#define REMOTE_HUB_ADDR(n,x) \ - (IS_TIO_NASID(n) ? ((volatile u64*)TIO_IOSPACE_ADDR(n,x)) : \ - ((volatile u64*)SH_REMOTE_MMR(n,x))) - - -#define HUB_L(x) (*((volatile typeof(*x) *)x)) -#define HUB_S(x,d) (*((volatile typeof(*x) *)x) = (d)) - -#define REMOTE_HUB_L(n, a) HUB_L(REMOTE_HUB_ADDR((n), (a))) -#define REMOTE_HUB_S(n, a, d) HUB_S(REMOTE_HUB_ADDR((n), (a)), (d)) - -/* - * Coretalk address breakdown - */ -#define CTALK_NASID_SHFT 40 -#define CTALK_NASID_MASK (0x3FFFULL << CTALK_NASID_SHFT) -#define CTALK_CID_SHFT 38 -#define CTALK_CID_MASK (0x3ULL << CTALK_CID_SHFT) -#define CTALK_NODE_OFFSET 0x3FFFFFFFFF - -#endif /* _ASM_IA64_SN_ADDRS_H */ diff --git a/arch/ia64/include/asm/sn/arch.h b/arch/ia64/include/asm/sn/arch.h deleted file mode 100644 index 31eb784866f8..000000000000 --- a/arch/ia64/include/asm/sn/arch.h +++ /dev/null @@ -1,86 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * SGI specific setup. - * - * Copyright (C) 1995-1997,1999,2001-2005 Silicon Graphics, Inc. All rights reserved. - * Copyright (C) 1999 Ralf Baechle (ralf@gnu.org) - */ -#ifndef _ASM_IA64_SN_ARCH_H -#define _ASM_IA64_SN_ARCH_H - -#include <linux/numa.h> -#include <asm/types.h> -#include <asm/percpu.h> -#include <asm/sn/types.h> -#include <asm/sn/sn_cpuid.h> - -/* - * This is the maximum number of NUMALINK nodes that can be part of a single - * SSI kernel. This number includes C-brick, M-bricks, and TIOs. Nodes in - * remote partitions are NOT included in this number. - * The number of compact nodes cannot exceed size of a coherency domain. - * The purpose of this define is to specify a node count that includes - * all C/M/TIO nodes in an SSI system. - * - * SGI system can currently support up to 256 C/M nodes plus additional TIO nodes. - * - * Note: ACPI20 has an architectural limit of 256 nodes. When we upgrade - * to ACPI3.0, this limit will be removed. The notion of "compact nodes" - * should be deleted and TIOs should be included in MAX_NUMNODES. - */ -#define MAX_TIO_NODES MAX_NUMNODES -#define MAX_COMPACT_NODES (MAX_NUMNODES + MAX_TIO_NODES) - -/* - * Maximum number of nodes in all partitions and in all coherency domains. - * This is the total number of nodes accessible in the numalink fabric. It - * includes all C & M bricks, plus all TIOs. - * - * This value is also the value of the maximum number of NASIDs in the numalink - * fabric. - */ -#define MAX_NUMALINK_NODES 16384 - -/* - * The following defines attributes of the HUB chip. These attributes are - * frequently referenced. They are kept in the per-cpu data areas of each cpu. - * They are kept together in a struct to minimize cache misses. - */ -struct sn_hub_info_s { - u8 shub2; - u8 nasid_shift; - u8 as_shift; - u8 shub_1_1_found; - u16 nasid_bitmask; -}; -DECLARE_PER_CPU(struct sn_hub_info_s, __sn_hub_info); -#define sn_hub_info this_cpu_ptr(&__sn_hub_info) -#define is_shub2() (sn_hub_info->shub2) -#define is_shub1() (sn_hub_info->shub2 == 0) - -/* - * Use this macro to test if shub 1.1 wars should be enabled - */ -#define enable_shub_wars_1_1() (sn_hub_info->shub_1_1_found) - - -/* - * Compact node ID to nasid mappings kept in the per-cpu data areas of each - * cpu. - */ -DECLARE_PER_CPU(short, __sn_cnodeid_to_nasid[MAX_COMPACT_NODES]); -#define sn_cnodeid_to_nasid this_cpu_ptr(&__sn_cnodeid_to_nasid[0]) - - -extern u8 sn_partition_id; -extern u8 sn_system_size; -extern u8 sn_sharing_domain_size; -extern u8 sn_region_size; - -extern void sn_flush_all_caches(long addr, long bytes); -extern bool sn_cpu_disable_allowed(int cpu); - -#endif /* _ASM_IA64_SN_ARCH_H */ diff --git a/arch/ia64/include/asm/sn/bte.h b/arch/ia64/include/asm/sn/bte.h deleted file mode 100644 index cd71ab5faf62..000000000000 --- a/arch/ia64/include/asm/sn/bte.h +++ /dev/null @@ -1,236 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 2000-2007 Silicon Graphics, Inc. All Rights Reserved. - */ - - -#ifndef _ASM_IA64_SN_BTE_H -#define _ASM_IA64_SN_BTE_H - -#include <linux/timer.h> -#include <linux/spinlock.h> -#include <linux/cache.h> -#include <asm/sn/pda.h> -#include <asm/sn/types.h> -#include <asm/sn/shub_mmr.h> - -struct nodepda_s; - -#define IBCT_NOTIFY (0x1UL << 4) -#define IBCT_ZFIL_MODE (0x1UL << 0) - -/* #define BTE_DEBUG */ -/* #define BTE_DEBUG_VERBOSE */ - -#ifdef BTE_DEBUG -# define BTE_PRINTK(x) printk x /* Terse */ -# ifdef BTE_DEBUG_VERBOSE -# define BTE_PRINTKV(x) printk x /* Verbose */ -# else -# define BTE_PRINTKV(x) -# endif /* BTE_DEBUG_VERBOSE */ -#else -# define BTE_PRINTK(x) -# define BTE_PRINTKV(x) -#endif /* BTE_DEBUG */ - - -/* BTE status register only supports 16 bits for length field */ -#define BTE_LEN_BITS (16) -#define BTE_LEN_MASK ((1 << BTE_LEN_BITS) - 1) -#define BTE_MAX_XFER (BTE_LEN_MASK << L1_CACHE_SHIFT) - - -/* Define hardware */ -#define BTES_PER_NODE (is_shub2() ? 4 : 2) -#define MAX_BTES_PER_NODE 4 - -#define BTE2OFF_CTRL 0 -#define BTE2OFF_SRC (SH2_BT_ENG_SRC_ADDR_0 - SH2_BT_ENG_CSR_0) -#define BTE2OFF_DEST (SH2_BT_ENG_DEST_ADDR_0 - SH2_BT_ENG_CSR_0) -#define BTE2OFF_NOTIFY (SH2_BT_ENG_NOTIF_ADDR_0 - SH2_BT_ENG_CSR_0) - -#define BTE_BASE_ADDR(interface) \ - (is_shub2() ? (interface == 0) ? SH2_BT_ENG_CSR_0 : \ - (interface == 1) ? SH2_BT_ENG_CSR_1 : \ - (interface == 2) ? SH2_BT_ENG_CSR_2 : \ - SH2_BT_ENG_CSR_3 \ - : (interface == 0) ? IIO_IBLS0 : IIO_IBLS1) - -#define BTE_SOURCE_ADDR(base) \ - (is_shub2() ? base + (BTE2OFF_SRC/8) \ - : base + (BTEOFF_SRC/8)) - -#define BTE_DEST_ADDR(base) \ - (is_shub2() ? base + (BTE2OFF_DEST/8) \ - : base + (BTEOFF_DEST/8)) - -#define BTE_CTRL_ADDR(base) \ - (is_shub2() ? base + (BTE2OFF_CTRL/8) \ - : base + (BTEOFF_CTRL/8)) - -#define BTE_NOTIF_ADDR(base) \ - (is_shub2() ? base + (BTE2OFF_NOTIFY/8) \ - : base + (BTEOFF_NOTIFY/8)) - -/* Define hardware modes */ -#define BTE_NOTIFY IBCT_NOTIFY -#define BTE_NORMAL BTE_NOTIFY -#define BTE_ZERO_FILL (BTE_NOTIFY | IBCT_ZFIL_MODE) -/* Use a reserved bit to let the caller specify a wait for any BTE */ -#define BTE_WACQUIRE 0x4000 -/* Use the BTE on the node with the destination memory */ -#define BTE_USE_DEST (BTE_WACQUIRE << 1) -/* Use any available BTE interface on any node for the transfer */ -#define BTE_USE_ANY (BTE_USE_DEST << 1) -/* macro to force the IBCT0 value valid */ -#define BTE_VALID_MODE(x) ((x) & (IBCT_NOTIFY | IBCT_ZFIL_MODE)) - -#define BTE_ACTIVE (IBLS_BUSY | IBLS_ERROR) -#define BTE_WORD_AVAILABLE (IBLS_BUSY << 1) -#define BTE_WORD_BUSY (~BTE_WORD_AVAILABLE) - -/* - * Some macros to simplify reading. - * Start with macros to locate the BTE control registers. - */ -#define BTE_LNSTAT_LOAD(_bte) \ - HUB_L(_bte->bte_base_addr) -#define BTE_LNSTAT_STORE(_bte, _x) \ - HUB_S(_bte->bte_base_addr, (_x)) -#define BTE_SRC_STORE(_bte, _x) \ -({ \ - u64 __addr = ((_x) & ~AS_MASK); \ - if (is_shub2()) \ - __addr = SH2_TIO_PHYS_TO_DMA(__addr); \ - HUB_S(_bte->bte_source_addr, __addr); \ -}) -#define BTE_DEST_STORE(_bte, _x) \ -({ \ - u64 __addr = ((_x) & ~AS_MASK); \ - if (is_shub2()) \ - __addr = SH2_TIO_PHYS_TO_DMA(__addr); \ - HUB_S(_bte->bte_destination_addr, __addr); \ -}) -#define BTE_CTRL_STORE(_bte, _x) \ - HUB_S(_bte->bte_control_addr, (_x)) -#define BTE_NOTIF_STORE(_bte, _x) \ -({ \ - u64 __addr = ia64_tpa((_x) & ~AS_MASK); \ - if (is_shub2()) \ - __addr = SH2_TIO_PHYS_TO_DMA(__addr); \ - HUB_S(_bte->bte_notify_addr, __addr); \ -}) - -#define BTE_START_TRANSFER(_bte, _len, _mode) \ - is_shub2() ? BTE_CTRL_STORE(_bte, IBLS_BUSY | (_mode << 24) | _len) \ - : BTE_LNSTAT_STORE(_bte, _len); \ - BTE_CTRL_STORE(_bte, _mode) - -/* Possible results from bte_copy and bte_unaligned_copy */ -/* The following error codes map into the BTE hardware codes - * IIO_ICRB_ECODE_* (in shubio.h). The hardware uses - * an error code of 0 (IIO_ICRB_ECODE_DERR), but we want zero - * to mean BTE_SUCCESS, so add one (BTEFAIL_OFFSET) to the error - * codes to give the following error codes. - */ -#define BTEFAIL_OFFSET 1 - -typedef enum { - BTE_SUCCESS, /* 0 is success */ - BTEFAIL_DIR, /* Directory error due to IIO access*/ - BTEFAIL_POISON, /* poison error on IO access (write to poison page) */ - BTEFAIL_WERR, /* Write error (ie WINV to a Read only line) */ - BTEFAIL_ACCESS, /* access error (protection violation) */ - BTEFAIL_PWERR, /* Partial Write Error */ - BTEFAIL_PRERR, /* Partial Read Error */ - BTEFAIL_TOUT, /* CRB Time out */ - BTEFAIL_XTERR, /* Incoming xtalk pkt had error bit */ - BTEFAIL_NOTAVAIL, /* BTE not available */ -} bte_result_t; - -#define BTEFAIL_SH2_RESP_SHORT 0x1 /* bit 000001 */ -#define BTEFAIL_SH2_RESP_LONG 0x2 /* bit 000010 */ -#define BTEFAIL_SH2_RESP_DSP 0x4 /* bit 000100 */ -#define BTEFAIL_SH2_RESP_ACCESS 0x8 /* bit 001000 */ -#define BTEFAIL_SH2_CRB_TO 0x10 /* bit 010000 */ -#define BTEFAIL_SH2_NACK_LIMIT 0x20 /* bit 100000 */ -#define BTEFAIL_SH2_ALL 0x3F /* bit 111111 */ - -#define BTE_ERR_BITS 0x3FUL -#define BTE_ERR_SHIFT 36 -#define BTE_ERR_MASK (BTE_ERR_BITS << BTE_ERR_SHIFT) - -#define BTE_ERROR_RETRY(value) \ - (is_shub2() ? (value != BTEFAIL_SH2_CRB_TO) \ - : (value != BTEFAIL_TOUT)) - -/* - * On shub1 BTE_ERR_MASK will always be false, so no need for is_shub2() - */ -#define BTE_SHUB2_ERROR(_status) \ - ((_status & BTE_ERR_MASK) \ - ? (((_status >> BTE_ERR_SHIFT) & BTE_ERR_BITS) | IBLS_ERROR) \ - : _status) - -#define BTE_GET_ERROR_STATUS(_status) \ - (BTE_SHUB2_ERROR(_status) & ~IBLS_ERROR) - -#define BTE_VALID_SH2_ERROR(value) \ - ((value >= BTEFAIL_SH2_RESP_SHORT) && (value <= BTEFAIL_SH2_ALL)) - -/* - * Structure defining a bte. An instance of this - * structure is created in the nodepda for each - * bte on that node (as defined by BTES_PER_NODE) - * This structure contains everything necessary - * to work with a BTE. - */ -struct bteinfo_s { - volatile u64 notify ____cacheline_aligned; - u64 *bte_base_addr ____cacheline_aligned; - u64 *bte_source_addr; - u64 *bte_destination_addr; - u64 *bte_control_addr; - u64 *bte_notify_addr; - spinlock_t spinlock; - cnodeid_t bte_cnode; /* cnode */ - int bte_error_count; /* Number of errors encountered */ - int bte_num; /* 0 --> BTE0, 1 --> BTE1 */ - int cleanup_active; /* Interface is locked for cleanup */ - volatile bte_result_t bh_error; /* error while processing */ - volatile u64 *most_rcnt_na; - struct bteinfo_s *btes_to_try[MAX_BTES_PER_NODE]; -}; - - -/* - * Function prototypes (functions defined in bte.c, used elsewhere) - */ -extern bte_result_t bte_copy(u64, u64, u64, u64, void *); -extern bte_result_t bte_unaligned_copy(u64, u64, u64, u64); -extern void bte_error_handler(struct nodepda_s *); - -#define bte_zero(dest, len, mode, notification) \ - bte_copy(0, dest, len, ((mode) | BTE_ZERO_FILL), notification) - -/* - * The following is the preferred way of calling bte_unaligned_copy - * If the copy is fully cache line aligned, then bte_copy is - * used instead. Since bte_copy is inlined, this saves a call - * stack. NOTE: bte_copy is called synchronously and does block - * until the transfer is complete. In order to get the asynch - * version of bte_copy, you must perform this check yourself. - */ -#define BTE_UNALIGNED_COPY(src, dest, len, mode) \ - (((len & (L1_CACHE_BYTES - 1)) || \ - (src & (L1_CACHE_BYTES - 1)) || \ - (dest & (L1_CACHE_BYTES - 1))) ? \ - bte_unaligned_copy(src, dest, len, mode) : \ - bte_copy(src, dest, len, mode, NULL)) - - -#endif /* _ASM_IA64_SN_BTE_H */ diff --git a/arch/ia64/include/asm/sn/clksupport.h b/arch/ia64/include/asm/sn/clksupport.h deleted file mode 100644 index d340c365a824..000000000000 --- a/arch/ia64/include/asm/sn/clksupport.h +++ /dev/null @@ -1,28 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2000-2004 Silicon Graphics, Inc. All rights reserved. - */ - -/* - * This file contains definitions for accessing a platform supported high resolution - * clock. The clock is monitonically increasing and can be accessed from any node - * in the system. The clock is synchronized across nodes - all nodes see the - * same value. - * - * RTC_COUNTER_ADDR - contains the address of the counter - * - */ - -#ifndef _ASM_IA64_SN_CLKSUPPORT_H -#define _ASM_IA64_SN_CLKSUPPORT_H - -extern unsigned long sn_rtc_cycles_per_second; - -#define RTC_COUNTER_ADDR ((long *)LOCAL_MMR_ADDR(SH_RTC)) - -#define rtc_time() (*RTC_COUNTER_ADDR) - -#endif /* _ASM_IA64_SN_CLKSUPPORT_H */ diff --git a/arch/ia64/include/asm/sn/geo.h b/arch/ia64/include/asm/sn/geo.h deleted file mode 100644 index f083c9434066..000000000000 --- a/arch/ia64/include/asm/sn/geo.h +++ /dev/null @@ -1,132 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1992 - 1997, 2000-2005 Silicon Graphics, Inc. All rights reserved. - */ - -#ifndef _ASM_IA64_SN_GEO_H -#define _ASM_IA64_SN_GEO_H - -/* The geoid_t implementation below is based loosely on the pcfg_t - implementation in sys/SN/promcfg.h. */ - -/* Type declaractions */ - -/* Size of a geoid_t structure (must be before decl. of geoid_u) */ -#define GEOID_SIZE 8 /* Would 16 be better? The size can - be different on different platforms. */ - -#define MAX_SLOTS 0xf /* slots per module */ -#define MAX_SLABS 0xf /* slabs per slot */ - -typedef unsigned char geo_type_t; - -/* Fields common to all substructures */ -typedef struct geo_common_s { - moduleid_t module; /* The module (box) this h/w lives in */ - geo_type_t type; /* What type of h/w is named by this geoid_t */ - slabid_t slab:4; /* slab (ASIC), 0 .. 15 within slot */ - slotid_t slot:4; /* slot (Blade), 0 .. 15 within module */ -} geo_common_t; - -/* Additional fields for particular types of hardware */ -typedef struct geo_node_s { - geo_common_t common; /* No additional fields needed */ -} geo_node_t; - -typedef struct geo_rtr_s { - geo_common_t common; /* No additional fields needed */ -} geo_rtr_t; - -typedef struct geo_iocntl_s { - geo_common_t common; /* No additional fields needed */ -} geo_iocntl_t; - -typedef struct geo_pcicard_s { - geo_iocntl_t common; - char bus; /* Bus/widget number */ - char slot; /* PCI slot number */ -} geo_pcicard_t; - -/* Subcomponents of a node */ -typedef struct geo_cpu_s { - geo_node_t node; - char slice; /* Which CPU on the node */ -} geo_cpu_t; - -typedef struct geo_mem_s { - geo_node_t node; - char membus; /* The memory bus on the node */ - char memslot; /* The memory slot on the bus */ -} geo_mem_t; - - -typedef union geoid_u { - geo_common_t common; - geo_node_t node; - geo_iocntl_t iocntl; - geo_pcicard_t pcicard; - geo_rtr_t rtr; - geo_cpu_t cpu; - geo_mem_t mem; - char padsize[GEOID_SIZE]; -} geoid_t; - - -/* Preprocessor macros */ - -#define GEO_MAX_LEN 48 /* max. formatted length, plus some pad: - module/001c07/slab/5/node/memory/2/slot/4 */ - -/* Values for geo_type_t */ -#define GEO_TYPE_INVALID 0 -#define GEO_TYPE_MODULE 1 -#define GEO_TYPE_NODE 2 -#define GEO_TYPE_RTR 3 -#define GEO_TYPE_IOCNTL 4 -#define GEO_TYPE_IOCARD 5 -#define GEO_TYPE_CPU 6 -#define GEO_TYPE_MEM 7 -#define GEO_TYPE_MAX (GEO_TYPE_MEM+1) - -/* Parameter for hwcfg_format_geoid_compt() */ -#define GEO_COMPT_MODULE 1 -#define GEO_COMPT_SLAB 2 -#define GEO_COMPT_IOBUS 3 -#define GEO_COMPT_IOSLOT 4 -#define GEO_COMPT_CPU 5 -#define GEO_COMPT_MEMBUS 6 -#define GEO_COMPT_MEMSLOT 7 - -#define GEO_INVALID_STR "<invalid>" - -#define INVALID_NASID ((nasid_t)-1) -#define INVALID_CNODEID ((cnodeid_t)-1) -#define INVALID_PNODEID ((pnodeid_t)-1) -#define INVALID_SLAB (slabid_t)-1 -#define INVALID_SLOT (slotid_t)-1 -#define INVALID_MODULE ((moduleid_t)-1) - -static inline slabid_t geo_slab(geoid_t g) -{ - return (g.common.type == GEO_TYPE_INVALID) ? - INVALID_SLAB : g.common.slab; -} - -static inline slotid_t geo_slot(geoid_t g) -{ - return (g.common.type == GEO_TYPE_INVALID) ? - INVALID_SLOT : g.common.slot; -} - -static inline moduleid_t geo_module(geoid_t g) -{ - return (g.common.type == GEO_TYPE_INVALID) ? - INVALID_MODULE : g.common.module; -} - -extern geoid_t cnodeid_get_geoid(cnodeid_t cnode); - -#endif /* _ASM_IA64_SN_GEO_H */ diff --git a/arch/ia64/include/asm/sn/intr.h b/arch/ia64/include/asm/sn/intr.h index e0487aa97418..3885a77b21df 100644 --- a/arch/ia64/include/asm/sn/intr.h +++ b/arch/ia64/include/asm/sn/intr.h @@ -9,60 +9,7 @@ #ifndef _ASM_IA64_SN_INTR_H #define _ASM_IA64_SN_INTR_H -#include <linux/rcupdate.h> -#include <asm/sn/types.h> - -#define SGI_UART_VECTOR 0xe9 - -/* Reserved IRQs : Note, not to exceed IA64_SN2_FIRST_DEVICE_VECTOR */ #define SGI_XPC_ACTIVATE 0x30 -#define SGI_II_ERROR 0x31 -#define SGI_XBOW_ERROR 0x32 -#define SGI_PCIASIC_ERROR 0x33 -#define SGI_ACPI_SCI_INT 0x34 -#define SGI_TIOCA_ERROR 0x35 -#define SGI_TIO_ERROR 0x36 -#define SGI_TIOCX_ERROR 0x37 -#define SGI_MMTIMER_VECTOR 0x38 #define SGI_XPC_NOTIFY 0xe7 -#define IA64_SN2_FIRST_DEVICE_VECTOR 0x3c -#define IA64_SN2_LAST_DEVICE_VECTOR 0xe6 - -#define SN2_IRQ_RESERVED 0x1 -#define SN2_IRQ_CONNECTED 0x2 -#define SN2_IRQ_SHARED 0x4 - -// The SN PROM irq struct -struct sn_irq_info { - struct sn_irq_info *irq_next; /* deprecated DO NOT USE */ - short irq_nasid; /* Nasid IRQ is assigned to */ - int irq_slice; /* slice IRQ is assigned to */ - int irq_cpuid; /* kernel logical cpuid */ - int irq_irq; /* the IRQ number */ - int irq_int_bit; /* Bridge interrupt pin */ - /* <0 means MSI */ - u64 irq_xtalkaddr; /* xtalkaddr IRQ is sent to */ - int irq_bridge_type;/* pciio asic type (pciio.h) */ - void *irq_bridge; /* bridge generating irq */ - void *irq_pciioinfo; /* associated pciio_info_t */ - int irq_last_intr; /* For Shub lb lost intr WAR */ - int irq_cookie; /* unique cookie */ - int irq_flags; /* flags */ - int irq_share_cnt; /* num devices sharing IRQ */ - struct list_head list; /* list of sn_irq_info structs */ - struct rcu_head rcu; /* rcu callback list */ -}; - -extern void sn_send_IPI_phys(int, long, int, int); -extern u64 sn_intr_alloc(nasid_t, int, - struct sn_irq_info *, - int, nasid_t, int); -extern void sn_intr_free(nasid_t, int, struct sn_irq_info *); -extern struct sn_irq_info *sn_retarget_vector(struct sn_irq_info *, nasid_t, int); -extern void sn_set_err_irq_affinity(unsigned int); -extern struct list_head **sn_irq_lh; - -#define CPU_VECTOR_TO_IRQ(cpuid,vector) (vector) - #endif /* _ASM_IA64_SN_INTR_H */ diff --git a/arch/ia64/include/asm/sn/io.h b/arch/ia64/include/asm/sn/io.h deleted file mode 100644 index 41c73a735628..000000000000 --- a/arch/ia64/include/asm/sn/io.h +++ /dev/null @@ -1,274 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2000-2004 Silicon Graphics, Inc. All rights reserved. - */ - -#ifndef _ASM_SN_IO_H -#define _ASM_SN_IO_H -#include <linux/compiler.h> -#include <asm/intrinsics.h> - -extern void * sn_io_addr(unsigned long port) __attribute_const__; /* Forward definition */ -extern void __sn_mmiowb(void); /* Forward definition */ - -extern int num_cnodes; - -#define __sn_mf_a() ia64_mfa() - -extern void sn_dma_flush(unsigned long); - -#define __sn_inb ___sn_inb -#define __sn_inw ___sn_inw -#define __sn_inl ___sn_inl -#define __sn_outb ___sn_outb -#define __sn_outw ___sn_outw -#define __sn_outl ___sn_outl -#define __sn_readb ___sn_readb -#define __sn_readw ___sn_readw -#define __sn_readl ___sn_readl -#define __sn_readq ___sn_readq -#define __sn_readb_relaxed ___sn_readb_relaxed -#define __sn_readw_relaxed ___sn_readw_relaxed -#define __sn_readl_relaxed ___sn_readl_relaxed -#define __sn_readq_relaxed ___sn_readq_relaxed - -/* - * Convenience macros for setting/clearing bits using the above accessors - */ - -#define __sn_setq_relaxed(addr, val) \ - writeq((__sn_readq_relaxed(addr) | (val)), (addr)) -#define __sn_clrq_relaxed(addr, val) \ - writeq((__sn_readq_relaxed(addr) & ~(val)), (addr)) - -/* - * The following routines are SN Platform specific, called when - * a reference is made to inX/outX set macros. SN Platform - * inX set of macros ensures that Posted DMA writes on the - * Bridge is flushed. - * - * The routines should be self explainatory. - */ - -static inline unsigned int -___sn_inb (unsigned long port) -{ - volatile unsigned char *addr; - unsigned char ret = -1; - - if ((addr = sn_io_addr(port))) { - ret = *addr; - __sn_mf_a(); - sn_dma_flush((unsigned long)addr); - } - return ret; -} - -static inline unsigned int -___sn_inw (unsigned long port) -{ - volatile unsigned short *addr; - unsigned short ret = -1; - - if ((addr = sn_io_addr(port))) { - ret = *addr; - __sn_mf_a(); - sn_dma_flush((unsigned long)addr); - } - return ret; -} - -static inline unsigned int -___sn_inl (unsigned long port) -{ - volatile unsigned int *addr; - unsigned int ret = -1; - - if ((addr = sn_io_addr(port))) { - ret = *addr; - __sn_mf_a(); - sn_dma_flush((unsigned long)addr); - } - return ret; -} - -static inline void -___sn_outb (unsigned char val, unsigned long port) -{ - volatile unsigned char *addr; - - if ((addr = sn_io_addr(port))) { - *addr = val; - __sn_mmiowb(); - } -} - -static inline void -___sn_outw (unsigned short val, unsigned long port) -{ - volatile unsigned short *addr; - - if ((addr = sn_io_addr(port))) { - *addr = val; - __sn_mmiowb(); - } -} - -static inline void -___sn_outl (unsigned int val, unsigned long port) -{ - volatile unsigned int *addr; - - if ((addr = sn_io_addr(port))) { - *addr = val; - __sn_mmiowb(); - } -} - -/* - * The following routines are SN Platform specific, called when - * a reference is made to readX/writeX set macros. SN Platform - * readX set of macros ensures that Posted DMA writes on the - * Bridge is flushed. - * - * The routines should be self explainatory. - */ - -static inline unsigned char -___sn_readb (const volatile void __iomem *addr) -{ - unsigned char val; - - val = *(volatile unsigned char __force *)addr; - __sn_mf_a(); - sn_dma_flush((unsigned long)addr); - return val; -} - -static inline unsigned short -___sn_readw (const volatile void __iomem *addr) -{ - unsigned short val; - - val = *(volatile unsigned short __force *)addr; - __sn_mf_a(); - sn_dma_flush((unsigned long)addr); - return val; -} - -static inline unsigned int -___sn_readl (const volatile void __iomem *addr) -{ - unsigned int val; - - val = *(volatile unsigned int __force *)addr; - __sn_mf_a(); - sn_dma_flush((unsigned long)addr); - return val; -} - -static inline unsigned long -___sn_readq (const volatile void __iomem *addr) -{ - unsigned long val; - - val = *(volatile unsigned long __force *)addr; - __sn_mf_a(); - sn_dma_flush((unsigned long)addr); - return val; -} - -/* - * For generic and SN2 kernels, we have a set of fast access - * PIO macros. These macros are provided on SN Platform - * because the normal inX and readX macros perform an - * additional task of flushing Post DMA request on the Bridge. - * - * These routines should be self explainatory. - */ - -static inline unsigned int -sn_inb_fast (unsigned long port) -{ - volatile unsigned char *addr = (unsigned char *)port; - unsigned char ret; - - ret = *addr; - __sn_mf_a(); - return ret; -} - -static inline unsigned int -sn_inw_fast (unsigned long port) -{ - volatile unsigned short *addr = (unsigned short *)port; - unsigned short ret; - - ret = *addr; - __sn_mf_a(); - return ret; -} - -static inline unsigned int -sn_inl_fast (unsigned long port) -{ - volatile unsigned int *addr = (unsigned int *)port; - unsigned int ret; - - ret = *addr; - __sn_mf_a(); - return ret; -} - -static inline unsigned char -___sn_readb_relaxed (const volatile void __iomem *addr) -{ - return *(volatile unsigned char __force *)addr; -} - -static inline unsigned short -___sn_readw_relaxed (const volatile void __iomem *addr) -{ - return *(volatile unsigned short __force *)addr; -} - -static inline unsigned int -___sn_readl_relaxed (const volatile void __iomem *addr) -{ - return *(volatile unsigned int __force *) addr; -} - -static inline unsigned long -___sn_readq_relaxed (const volatile void __iomem *addr) -{ - return *(volatile unsigned long __force *) addr; -} - -struct pci_dev; - -static inline int -sn_pci_set_vchan(struct pci_dev *pci_dev, unsigned long *addr, int vchan) -{ - - if (vchan > 1) { - return -1; - } - - if (!(*addr >> 32)) /* Using a mask here would be cleaner */ - return 0; /* but this generates better code */ - - if (vchan == 1) { - /* Set Bit 57 */ - *addr |= (1UL << 57); - } else { - /* Clear Bit 57 */ - *addr &= ~(1UL << 57); - } - - return 0; -} - -#endif /* _ASM_SN_IO_H */ diff --git a/arch/ia64/include/asm/sn/ioc3.h b/arch/ia64/include/asm/sn/ioc3.h deleted file mode 100644 index d4a524951df3..000000000000 --- a/arch/ia64/include/asm/sn/ioc3.h +++ /dev/null @@ -1,242 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Copyright (C) 2005 Silicon Graphics, Inc. - */ -#ifndef IA64_SN_IOC3_H -#define IA64_SN_IOC3_H - -/* serial port register map */ -struct ioc3_serialregs { - uint32_t sscr; - uint32_t stpir; - uint32_t stcir; - uint32_t srpir; - uint32_t srcir; - uint32_t srtr; - uint32_t shadow; -}; - -/* SUPERIO uart register map */ -struct ioc3_uartregs { - char iu_lcr; - union { - char iir; /* read only */ - char fcr; /* write only */ - } u3; - union { - char ier; /* DLAB == 0 */ - char dlm; /* DLAB == 1 */ - } u2; - union { - char rbr; /* read only, DLAB == 0 */ - char thr; /* write only, DLAB == 0 */ - char dll; /* DLAB == 1 */ - } u1; - char iu_scr; - char iu_msr; - char iu_lsr; - char iu_mcr; -}; - -#define iu_rbr u1.rbr -#define iu_thr u1.thr -#define iu_dll u1.dll -#define iu_ier u2.ier -#define iu_dlm u2.dlm -#define iu_iir u3.iir -#define iu_fcr u3.fcr - -struct ioc3_sioregs { - char fill[0x170]; - struct ioc3_uartregs uartb; - struct ioc3_uartregs uarta; -}; - -/* PCI IO/mem space register map */ -struct ioc3 { - uint32_t pci_id; - uint32_t pci_scr; - uint32_t pci_rev; - uint32_t pci_lat; - uint32_t pci_addr; - uint32_t pci_err_addr_l; - uint32_t pci_err_addr_h; - - uint32_t sio_ir; - /* these registers are read-only for general kernel code. To - * modify them use the functions in ioc3.c - */ - uint32_t sio_ies; - uint32_t sio_iec; - uint32_t sio_cr; - uint32_t int_out; - uint32_t mcr; - uint32_t gpcr_s; - uint32_t gpcr_c; - uint32_t gpdr; - uint32_t gppr[9]; - char fill[0x4c]; - - /* serial port registers */ - uint32_t sbbr_h; - uint32_t sbbr_l; - - struct ioc3_serialregs port_a; - struct ioc3_serialregs port_b; - char fill1[0x1ff10]; - /* superio registers */ - struct ioc3_sioregs sregs; -}; - -/* These don't exist on the ioc3 serial card... */ -#define eier fill1[8] -#define eisr fill1[4] - -#define PCI_LAT 0xc /* Latency Timer */ -#define PCI_SCR_DROP_MODE_EN 0x00008000 /* drop pios on parity err */ -#define UARTA_BASE 0x178 -#define UARTB_BASE 0x170 - - -/* bitmasks for serial RX status byte */ -#define RXSB_OVERRUN 0x01 /* char(s) lost */ -#define RXSB_PAR_ERR 0x02 /* parity error */ -#define RXSB_FRAME_ERR 0x04 /* framing error */ -#define RXSB_BREAK 0x08 /* break character */ -#define RXSB_CTS 0x10 /* state of CTS */ -#define RXSB_DCD 0x20 /* state of DCD */ -#define RXSB_MODEM_VALID 0x40 /* DCD, CTS and OVERRUN are valid */ -#define RXSB_DATA_VALID 0x80 /* FRAME_ERR PAR_ERR & BREAK valid */ - -/* bitmasks for serial TX control byte */ -#define TXCB_INT_WHEN_DONE 0x20 /* interrupt after this byte is sent */ -#define TXCB_INVALID 0x00 /* byte is invalid */ -#define TXCB_VALID 0x40 /* byte is valid */ -#define TXCB_MCR 0x80 /* data<7:0> to modem cntrl register */ -#define TXCB_DELAY 0xc0 /* delay data<7:0> mSec */ - -/* bitmasks for SBBR_L */ -#define SBBR_L_SIZE 0x00000001 /* 0 1KB rings, 1 4KB rings */ - -/* bitmasks for SSCR_<A:B> */ -#define SSCR_RX_THRESHOLD 0x000001ff /* hiwater mark */ -#define SSCR_TX_TIMER_BUSY 0x00010000 /* TX timer in progress */ -#define SSCR_HFC_EN 0x00020000 /* h/w flow cntrl enabled */ -#define SSCR_RX_RING_DCD 0x00040000 /* postRX record on delta-DCD */ -#define SSCR_RX_RING_CTS 0x00080000 /* postRX record on delta-CTS */ -#define SSCR_HIGH_SPD 0x00100000 /* 4X speed */ -#define SSCR_DIAG 0x00200000 /* bypass clock divider */ -#define SSCR_RX_DRAIN 0x08000000 /* drain RX buffer to memory */ -#define SSCR_DMA_EN 0x10000000 /* enable ring buffer DMA */ -#define SSCR_DMA_PAUSE 0x20000000 /* pause DMA */ -#define SSCR_PAUSE_STATE 0x40000000 /* set when PAUSE takes effect*/ -#define SSCR_RESET 0x80000000 /* reset DMA channels */ - -/* all producer/consumer pointers are the same bitfield */ -#define PROD_CONS_PTR_4K 0x00000ff8 /* for 4K buffers */ -#define PROD_CONS_PTR_1K 0x000003f8 /* for 1K buffers */ -#define PROD_CONS_PTR_OFF 3 - -/* bitmasks for SRCIR_<A:B> */ -#define SRCIR_ARM 0x80000000 /* arm RX timer */ - -/* bitmasks for SHADOW_<A:B> */ -#define SHADOW_DR 0x00000001 /* data ready */ -#define SHADOW_OE 0x00000002 /* overrun error */ -#define SHADOW_PE 0x00000004 /* parity error */ -#define SHADOW_FE 0x00000008 /* framing error */ -#define SHADOW_BI 0x00000010 /* break interrupt */ -#define SHADOW_THRE 0x00000020 /* transmit holding reg empty */ -#define SHADOW_TEMT 0x00000040 /* transmit shift reg empty */ -#define SHADOW_RFCE 0x00000080 /* char in RX fifo has error */ -#define SHADOW_DCTS 0x00010000 /* delta clear to send */ -#define SHADOW_DDCD 0x00080000 /* delta data carrier detect */ -#define SHADOW_CTS 0x00100000 /* clear to send */ -#define SHADOW_DCD 0x00800000 /* data carrier detect */ -#define SHADOW_DTR 0x01000000 /* data terminal ready */ -#define SHADOW_RTS 0x02000000 /* request to send */ -#define SHADOW_OUT1 0x04000000 /* 16550 OUT1 bit */ -#define SHADOW_OUT2 0x08000000 /* 16550 OUT2 bit */ -#define SHADOW_LOOP 0x10000000 /* loopback enabled */ - -/* bitmasks for SRTR_<A:B> */ -#define SRTR_CNT 0x00000fff /* reload value for RX timer */ -#define SRTR_CNT_VAL 0x0fff0000 /* current value of RX timer */ -#define SRTR_CNT_VAL_SHIFT 16 -#define SRTR_HZ 16000 /* SRTR clock frequency */ - -/* bitmasks for SIO_IR, SIO_IEC and SIO_IES */ -#define SIO_IR_SA_TX_MT 0x00000001 /* Serial port A TX empty */ -#define SIO_IR_SA_RX_FULL 0x00000002 /* port A RX buf full */ -#define SIO_IR_SA_RX_HIGH 0x00000004 /* port A RX hiwat */ -#define SIO_IR_SA_RX_TIMER 0x00000008 /* port A RX timeout */ -#define SIO_IR_SA_DELTA_DCD 0x00000010 /* port A delta DCD */ -#define SIO_IR_SA_DELTA_CTS 0x00000020 /* port A delta CTS */ -#define SIO_IR_SA_INT 0x00000040 /* port A pass-thru intr */ -#define SIO_IR_SA_TX_EXPLICIT 0x00000080 /* port A explicit TX thru */ -#define SIO_IR_SA_MEMERR 0x00000100 /* port A PCI error */ -#define SIO_IR_SB_TX_MT 0x00000200 -#define SIO_IR_SB_RX_FULL 0x00000400 -#define SIO_IR_SB_RX_HIGH 0x00000800 -#define SIO_IR_SB_RX_TIMER 0x00001000 -#define SIO_IR_SB_DELTA_DCD 0x00002000 -#define SIO_IR_SB_DELTA_CTS 0x00004000 -#define SIO_IR_SB_INT 0x00008000 -#define SIO_IR_SB_TX_EXPLICIT 0x00010000 -#define SIO_IR_SB_MEMERR 0x00020000 -#define SIO_IR_PP_INT 0x00040000 /* P port pass-thru intr */ -#define SIO_IR_PP_INTA 0x00080000 /* PP context A thru */ -#define SIO_IR_PP_INTB 0x00100000 /* PP context B thru */ -#define SIO_IR_PP_MEMERR 0x00200000 /* PP PCI error */ -#define SIO_IR_KBD_INT 0x00400000 /* kbd/mouse intr */ -#define SIO_IR_RT_INT 0x08000000 /* RT output pulse */ -#define SIO_IR_GEN_INT1 0x10000000 /* RT input pulse */ -#define SIO_IR_GEN_INT_SHIFT 28 - -/* per device interrupt masks */ -#define SIO_IR_SA (SIO_IR_SA_TX_MT | \ - SIO_IR_SA_RX_FULL | \ - SIO_IR_SA_RX_HIGH | \ - SIO_IR_SA_RX_TIMER | \ - SIO_IR_SA_DELTA_DCD | \ - SIO_IR_SA_DELTA_CTS | \ - SIO_IR_SA_INT | \ - SIO_IR_SA_TX_EXPLICIT | \ - SIO_IR_SA_MEMERR) - -#define SIO_IR_SB (SIO_IR_SB_TX_MT | \ - SIO_IR_SB_RX_FULL | \ - SIO_IR_SB_RX_HIGH | \ - SIO_IR_SB_RX_TIMER | \ - SIO_IR_SB_DELTA_DCD | \ - SIO_IR_SB_DELTA_CTS | \ - SIO_IR_SB_INT | \ - SIO_IR_SB_TX_EXPLICIT | \ - SIO_IR_SB_MEMERR) - -#define SIO_IR_PP (SIO_IR_PP_INT | SIO_IR_PP_INTA | \ - SIO_IR_PP_INTB | SIO_IR_PP_MEMERR) -#define SIO_IR_RT (SIO_IR_RT_INT | SIO_IR_GEN_INT1) - -/* bitmasks for SIO_CR */ -#define SIO_CR_CMD_PULSE_SHIFT 15 -#define SIO_CR_SER_A_BASE_SHIFT 1 -#define SIO_CR_SER_B_BASE_SHIFT 8 -#define SIO_CR_ARB_DIAG 0x00380000 /* cur !enet PCI requet (ro) */ -#define SIO_CR_ARB_DIAG_TXA 0x00000000 -#define SIO_CR_ARB_DIAG_RXA 0x00080000 -#define SIO_CR_ARB_DIAG_TXB 0x00100000 -#define SIO_CR_ARB_DIAG_RXB 0x00180000 -#define SIO_CR_ARB_DIAG_PP 0x00200000 -#define SIO_CR_ARB_DIAG_IDLE 0x00400000 /* 0 -> active request (ro) */ - -/* defs for some of the generic I/O pins */ -#define GPCR_PHY_RESET 0x20 /* pin is output to PHY reset */ -#define GPCR_UARTB_MODESEL 0x40 /* pin is output to port B mode sel */ -#define GPCR_UARTA_MODESEL 0x80 /* pin is output to port A mode sel */ - -#define GPPR_PHY_RESET_PIN 5 /* GIO pin controlling phy reset */ -#define GPPR_UARTB_MODESEL_PIN 6 /* GIO pin cntrling uartb modeselect */ -#define GPPR_UARTA_MODESEL_PIN 7 /* GIO pin cntrling uarta modeselect */ - -#endif /* IA64_SN_IOC3_H */ diff --git a/arch/ia64/include/asm/sn/klconfig.h b/arch/ia64/include/asm/sn/klconfig.h deleted file mode 100644 index bcbf209d63be..000000000000 --- a/arch/ia64/include/asm/sn/klconfig.h +++ /dev/null @@ -1,246 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Derived from IRIX <sys/SN/klconfig.h>. - * - * Copyright (C) 1992-1997,1999,2001-2004 Silicon Graphics, Inc. All Rights Reserved. - * Copyright (C) 1999 by Ralf Baechle - */ -#ifndef _ASM_IA64_SN_KLCONFIG_H -#define _ASM_IA64_SN_KLCONFIG_H - -/* - * The KLCONFIG structures store info about the various BOARDs found - * during Hardware Discovery. In addition, it stores info about the - * components found on the BOARDs. - */ - -typedef s32 klconf_off_t; - - -/* Functions/macros needed to use this structure */ - -typedef struct kl_config_hdr { - char pad[20]; - klconf_off_t ch_board_info; /* the link list of boards */ - char pad0[88]; -} kl_config_hdr_t; - - -#define NODE_OFFSET_TO_LBOARD(nasid,off) (lboard_t*)(GLOBAL_CAC_ADDR((nasid), (off))) - -/* - * The KLCONFIG area is organized as a LINKED LIST of BOARDs. A BOARD - * can be either 'LOCAL' or 'REMOTE'. LOCAL means it is attached to - * the LOCAL/current NODE. REMOTE means it is attached to a different - * node.(TBD - Need a way to treat ROUTER boards.) - * - * There are 2 different structures to represent these boards - - * lboard - Local board, rboard - remote board. These 2 structures - * can be arbitrarily mixed in the LINKED LIST of BOARDs. (Refer - * Figure below). The first byte of the rboard or lboard structure - * is used to find out its type - no unions are used. - * If it is a lboard, then the config info of this board will be found - * on the local node. (LOCAL NODE BASE + offset value gives pointer to - * the structure. - * If it is a rboard, the local structure contains the node number - * and the offset of the beginning of the LINKED LIST on the remote node. - * The details of the hardware on a remote node can be built locally, - * if required, by reading the LINKED LIST on the remote node and - * ignoring all the rboards on that node. - * - * The local node uses the REMOTE NODE NUMBER + OFFSET to point to the - * First board info on the remote node. The remote node list is - * traversed as the local list, using the REMOTE BASE ADDRESS and not - * the local base address and ignoring all rboard values. - * - * - KLCONFIG - - +------------+ +------------+ +------------+ +------------+ - | lboard | +-->| lboard | +-->| rboard | +-->| lboard | - +------------+ | +------------+ | +------------+ | +------------+ - | board info | | | board info | | |errinfo,bptr| | | board info | - +------------+ | +------------+ | +------------+ | +------------+ - | offset |--+ | offset |--+ | offset |--+ |offset=NULL | - +------------+ +------------+ +------------+ +------------+ - - - +------------+ - | board info | - +------------+ +--------------------------------+ - | compt 1 |------>| type, rev, diaginfo, size ... | (CPU) - +------------+ +--------------------------------+ - | compt 2 |--+ - +------------+ | +--------------------------------+ - | ... | +--->| type, rev, diaginfo, size ... | (MEM_BANK) - +------------+ +--------------------------------+ - | errinfo |--+ - +------------+ | +--------------------------------+ - +--->|r/l brd errinfo,compt err flags | - +--------------------------------+ - - * - * Each BOARD consists of COMPONENTs and the BOARD structure has - * pointers (offsets) to its COMPONENT structure. - * The COMPONENT structure has version info, size and speed info, revision, - * error info and the NIC info. This structure can accommodate any - * BOARD with arbitrary COMPONENT composition. - * - * The ERRORINFO part of each BOARD has error information - * that describes errors about the BOARD itself. It also has flags to - * indicate the COMPONENT(s) on the board that have errors. The error - * information specific to the COMPONENT is present in the respective - * COMPONENT structure. - * - * The ERRORINFO structure is also treated like a COMPONENT, ie. the - * BOARD has pointers(offset) to the ERRORINFO structure. The rboard - * structure also has a pointer to the ERRORINFO structure. This is - * the place to store ERRORINFO about a REMOTE NODE, if the HUB on - * that NODE is not working or if the REMOTE MEMORY is BAD. In cases where - * only the CPU of the REMOTE NODE is disabled, the ERRORINFO pointer can - * be a NODE NUMBER, REMOTE OFFSET combination, pointing to error info - * which is present on the REMOTE NODE.(TBD) - * REMOTE ERRINFO can be stored on any of the nearest nodes - * or on all the nearest nodes.(TBD) - * Like BOARD structures, REMOTE ERRINFO structures can be built locally - * using the rboard errinfo pointer. - * - * In order to get useful information from this Data organization, a set of - * interface routines are provided (TBD). The important thing to remember while - * manipulating the structures, is that, the NODE number information should - * be used. If the NODE is non-zero (remote) then each offset should - * be added to the REMOTE BASE ADDR else it should be added to the LOCAL BASE ADDR. - * This includes offsets for BOARDS, COMPONENTS and ERRORINFO. - * - * Note that these structures do not provide much info about connectivity. - * That info will be part of HWGRAPH, which is an extension of the cfg_t - * data structure. (ref IP27prom/cfg.h) It has to be extended to include - * the IO part of the Network(TBD). - * - * The data structures below define the above concepts. - */ - - -/* - * BOARD classes - */ - -#define KLCLASS_MASK 0xf0 -#define KLCLASS_NONE 0x00 -#define KLCLASS_NODE 0x10 /* CPU, Memory and HUB board */ -#define KLCLASS_CPU KLCLASS_NODE -#define KLCLASS_IO 0x20 /* BaseIO, 4 ch SCSI, ethernet, FDDI - and the non-graphics widget boards */ -#define KLCLASS_ROUTER 0x30 /* Router board */ -#define KLCLASS_MIDPLANE 0x40 /* We need to treat this as a board - so that we can record error info */ -#define KLCLASS_IOBRICK 0x70 /* IP35 iobrick */ -#define KLCLASS_MAX 8 /* Bump this if a new CLASS is added */ - -#define KLCLASS(_x) ((_x) & KLCLASS_MASK) - - -/* - * board types - */ - -#define KLTYPE_MASK 0x0f -#define KLTYPE(_x) ((_x) & KLTYPE_MASK) - -#define KLTYPE_SNIA (KLCLASS_CPU | 0x1) -#define KLTYPE_TIO (KLCLASS_CPU | 0x2) - -#define KLTYPE_ROUTER (KLCLASS_ROUTER | 0x1) -#define KLTYPE_META_ROUTER (KLCLASS_ROUTER | 0x3) -#define KLTYPE_REPEATER_ROUTER (KLCLASS_ROUTER | 0x4) - -#define KLTYPE_IOBRICK_XBOW (KLCLASS_MIDPLANE | 0x2) - -#define KLTYPE_IOBRICK (KLCLASS_IOBRICK | 0x0) -#define KLTYPE_NBRICK (KLCLASS_IOBRICK | 0x4) -#define KLTYPE_PXBRICK (KLCLASS_IOBRICK | 0x6) -#define KLTYPE_IXBRICK (KLCLASS_IOBRICK | 0x7) -#define KLTYPE_CGBRICK (KLCLASS_IOBRICK | 0x8) -#define KLTYPE_OPUSBRICK (KLCLASS_IOBRICK | 0x9) -#define KLTYPE_SABRICK (KLCLASS_IOBRICK | 0xa) -#define KLTYPE_IABRICK (KLCLASS_IOBRICK | 0xb) -#define KLTYPE_PABRICK (KLCLASS_IOBRICK | 0xc) -#define KLTYPE_GABRICK (KLCLASS_IOBRICK | 0xd) - - -/* - * board structures - */ - -#define MAX_COMPTS_PER_BRD 24 - -typedef struct lboard_s { - klconf_off_t brd_next_any; /* Next BOARD */ - unsigned char struct_type; /* type of structure, local or remote */ - unsigned char brd_type; /* type+class */ - unsigned char brd_sversion; /* version of this structure */ - unsigned char brd_brevision; /* board revision */ - unsigned char brd_promver; /* board prom version, if any */ - unsigned char brd_flags; /* Enabled, Disabled etc */ - unsigned char brd_slot; /* slot number */ - unsigned short brd_debugsw; /* Debug switches */ - geoid_t brd_geoid; /* geo id */ - partid_t brd_partition; /* Partition number */ - unsigned short brd_diagval; /* diagnostic value */ - unsigned short brd_diagparm; /* diagnostic parameter */ - unsigned char brd_inventory; /* inventory history */ - unsigned char brd_numcompts; /* Number of components */ - nic_t brd_nic; /* Number in CAN */ - nasid_t brd_nasid; /* passed parameter */ - klconf_off_t brd_compts[MAX_COMPTS_PER_BRD]; /* pointers to COMPONENTS */ - klconf_off_t brd_errinfo; /* Board's error information */ - struct lboard_s *brd_parent; /* Logical parent for this brd */ - char pad0[4]; - unsigned char brd_confidence; /* confidence that the board is bad */ - nasid_t brd_owner; /* who owns this board */ - unsigned char brd_nic_flags; /* To handle 8 more NICs */ - char pad1[24]; /* future expansion */ - char brd_name[32]; - nasid_t brd_next_same_host; /* host of next brd w/same nasid */ - klconf_off_t brd_next_same; /* Next BOARD with same nasid */ -} lboard_t; - -/* - * Generic info structure. This stores common info about a - * component. - */ - -typedef struct klinfo_s { /* Generic info */ - unsigned char struct_type; /* type of this structure */ - unsigned char struct_version; /* version of this structure */ - unsigned char flags; /* Enabled, disabled etc */ - unsigned char revision; /* component revision */ - unsigned short diagval; /* result of diagnostics */ - unsigned short diagparm; /* diagnostic parameter */ - unsigned char inventory; /* previous inventory status */ - unsigned short partid; /* widget part number */ - nic_t nic; /* MUst be aligned properly */ - unsigned char physid; /* physical id of component */ - unsigned int virtid; /* virtual id as seen by system */ - unsigned char widid; /* Widget id - if applicable */ - nasid_t nasid; /* node number - from parent */ - char pad1; /* pad out structure. */ - char pad2; /* pad out structure. */ - void *data; - klconf_off_t errinfo; /* component specific errors */ - unsigned short pad3; /* pci fields have moved over to */ - unsigned short pad4; /* klbri_t */ -} klinfo_t ; - - -static inline lboard_t *find_lboard_next(lboard_t * brd) -{ - if (brd && brd->brd_next_any) - return NODE_OFFSET_TO_LBOARD(NASID_GET(brd), brd->brd_next_any); - return NULL; -} - -#endif /* _ASM_IA64_SN_KLCONFIG_H */ diff --git a/arch/ia64/include/asm/sn/l1.h b/arch/ia64/include/asm/sn/l1.h deleted file mode 100644 index 344bf44bb356..000000000000 --- a/arch/ia64/include/asm/sn/l1.h +++ /dev/null @@ -1,51 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1992-1997,2000-2004 Silicon Graphics, Inc. All Rights Reserved. - */ - -#ifndef _ASM_IA64_SN_L1_H -#define _ASM_IA64_SN_L1_H - -/* brick type response codes */ -#define L1_BRICKTYPE_PX 0x23 /* # */ -#define L1_BRICKTYPE_PE 0x25 /* % */ -#define L1_BRICKTYPE_N_p0 0x26 /* & */ -#define L1_BRICKTYPE_IP45 0x34 /* 4 */ -#define L1_BRICKTYPE_IP41 0x35 /* 5 */ -#define L1_BRICKTYPE_TWISTER 0x36 /* 6 */ /* IP53 & ROUTER */ -#define L1_BRICKTYPE_IX 0x3d /* = */ -#define L1_BRICKTYPE_IP34 0x61 /* a */ -#define L1_BRICKTYPE_GA 0x62 /* b */ -#define L1_BRICKTYPE_C 0x63 /* c */ -#define L1_BRICKTYPE_OPUS_TIO 0x66 /* f */ -#define L1_BRICKTYPE_I 0x69 /* i */ -#define L1_BRICKTYPE_N 0x6e /* n */ -#define L1_BRICKTYPE_OPUS 0x6f /* o */ -#define L1_BRICKTYPE_P 0x70 /* p */ -#define L1_BRICKTYPE_R 0x72 /* r */ -#define L1_BRICKTYPE_CHI_CG 0x76 /* v */ -#define L1_BRICKTYPE_X 0x78 /* x */ -#define L1_BRICKTYPE_X2 0x79 /* y */ -#define L1_BRICKTYPE_SA 0x5e /* ^ */ -#define L1_BRICKTYPE_PA 0x6a /* j */ -#define L1_BRICKTYPE_IA 0x6b /* k */ -#define L1_BRICKTYPE_ATHENA 0x2b /* + */ -#define L1_BRICKTYPE_DAYTONA 0x7a /* z */ -#define L1_BRICKTYPE_1932 0x2c /* . */ -#define L1_BRICKTYPE_191010 0x2e /* , */ - -/* board type response codes */ -#define L1_BOARDTYPE_IP69 0x0100 /* CA */ -#define L1_BOARDTYPE_IP63 0x0200 /* CB */ -#define L1_BOARDTYPE_BASEIO 0x0300 /* IB */ -#define L1_BOARDTYPE_PCIE2SLOT 0x0400 /* IC */ -#define L1_BOARDTYPE_PCIX3SLOT 0x0500 /* ID */ -#define L1_BOARDTYPE_PCIXPCIE4SLOT 0x0600 /* IE */ -#define L1_BOARDTYPE_ABACUS 0x0700 /* AB */ -#define L1_BOARDTYPE_DAYTONA 0x0800 /* AD */ -#define L1_BOARDTYPE_INVAL (-1) /* invalid brick type */ - -#endif /* _ASM_IA64_SN_L1_H */ diff --git a/arch/ia64/include/asm/sn/leds.h b/arch/ia64/include/asm/sn/leds.h deleted file mode 100644 index 66cf8c4d92c9..000000000000 --- a/arch/ia64/include/asm/sn/leds.h +++ /dev/null @@ -1,33 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * Copyright (C) 2000-2004 Silicon Graphics, Inc. All rights reserved. - */ -#ifndef _ASM_IA64_SN_LEDS_H -#define _ASM_IA64_SN_LEDS_H - -#include <asm/sn/addrs.h> -#include <asm/sn/pda.h> -#include <asm/sn/shub_mmr.h> - -#define LED0 (LOCAL_MMR_ADDR(SH_REAL_JUNK_BUS_LED0)) -#define LED_CPU_SHIFT 16 - -#define LED_CPU_HEARTBEAT 0x01 -#define LED_CPU_ACTIVITY 0x02 -#define LED_ALWAYS_SET 0x00 - -/* - * Basic macros for flashing the LEDS on an SGI SN. - */ - -static __inline__ void -set_led_bits(u8 value, u8 mask) -{ - pda->led_state = (pda->led_state & ~mask) | (value & mask); - *pda->led_address = (short) pda->led_state; -} - -#endif /* _ASM_IA64_SN_LEDS_H */ - diff --git a/arch/ia64/include/asm/sn/module.h b/arch/ia64/include/asm/sn/module.h deleted file mode 100644 index 734e980ece2f..000000000000 --- a/arch/ia64/include/asm/sn/module.h +++ /dev/null @@ -1,127 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1992 - 1997, 2000-2004 Silicon Graphics, Inc. All rights reserved. - */ -#ifndef _ASM_IA64_SN_MODULE_H -#define _ASM_IA64_SN_MODULE_H - -/* parameter for format_module_id() */ -#define MODULE_FORMAT_BRIEF 1 -#define MODULE_FORMAT_LONG 2 -#define MODULE_FORMAT_LCD 3 - -/* - * Module id format - * - * 31-16 Rack ID (encoded class, group, number - 16-bit unsigned int) - * 15-8 Brick type (8-bit ascii character) - * 7-0 Bay (brick position in rack (0-63) - 8-bit unsigned int) - * - */ - -/* - * Macros for getting the brick type - */ -#define MODULE_BTYPE_MASK 0xff00 -#define MODULE_BTYPE_SHFT 8 -#define MODULE_GET_BTYPE(_m) (((_m) & MODULE_BTYPE_MASK) >> MODULE_BTYPE_SHFT) -#define MODULE_BT_TO_CHAR(_b) ((char)(_b)) -#define MODULE_GET_BTCHAR(_m) (MODULE_BT_TO_CHAR(MODULE_GET_BTYPE(_m))) - -/* - * Macros for getting the rack ID. - */ -#define MODULE_RACK_MASK 0xffff0000 -#define MODULE_RACK_SHFT 16 -#define MODULE_GET_RACK(_m) (((_m) & MODULE_RACK_MASK) >> MODULE_RACK_SHFT) - -/* - * Macros for getting the brick position - */ -#define MODULE_BPOS_MASK 0x00ff -#define MODULE_BPOS_SHFT 0 -#define MODULE_GET_BPOS(_m) (((_m) & MODULE_BPOS_MASK) >> MODULE_BPOS_SHFT) - -/* - * Macros for encoding and decoding rack IDs - * A rack number consists of three parts: - * class (0==CPU/mixed, 1==I/O), group, number - * - * Rack number is stored just as it is displayed on the screen: - * a 3-decimal-digit number. - */ -#define RACK_CLASS_DVDR 100 -#define RACK_GROUP_DVDR 10 -#define RACK_NUM_DVDR 1 - -#define RACK_CREATE_RACKID(_c, _g, _n) ((_c) * RACK_CLASS_DVDR + \ - (_g) * RACK_GROUP_DVDR + (_n) * RACK_NUM_DVDR) - -#define RACK_GET_CLASS(_r) ((_r) / RACK_CLASS_DVDR) -#define RACK_GET_GROUP(_r) (((_r) - RACK_GET_CLASS(_r) * \ - RACK_CLASS_DVDR) / RACK_GROUP_DVDR) -#define RACK_GET_NUM(_r) (((_r) - RACK_GET_CLASS(_r) * \ - RACK_CLASS_DVDR - RACK_GET_GROUP(_r) * \ - RACK_GROUP_DVDR) / RACK_NUM_DVDR) - -/* - * Macros for encoding and decoding rack IDs - * A rack number consists of three parts: - * class 1 bit, 0==CPU/mixed, 1==I/O - * group 2 bits for CPU/mixed, 3 bits for I/O - * number 3 bits for CPU/mixed, 2 bits for I/O (1 based) - */ -#define RACK_GROUP_BITS(_r) (RACK_GET_CLASS(_r) ? 3 : 2) -#define RACK_NUM_BITS(_r) (RACK_GET_CLASS(_r) ? 2 : 3) - -#define RACK_CLASS_MASK(_r) 0x20 -#define RACK_CLASS_SHFT(_r) 5 -#define RACK_ADD_CLASS(_r, _c) \ - ((_r) |= (_c) << RACK_CLASS_SHFT(_r) & RACK_CLASS_MASK(_r)) - -#define RACK_GROUP_SHFT(_r) RACK_NUM_BITS(_r) -#define RACK_GROUP_MASK(_r) \ - ( (((unsigned)1<<RACK_GROUP_BITS(_r)) - 1) << RACK_GROUP_SHFT(_r) ) -#define RACK_ADD_GROUP(_r, _g) \ - ((_r) |= (_g) << RACK_GROUP_SHFT(_r) & RACK_GROUP_MASK(_r)) - -#define RACK_NUM_SHFT(_r) 0 -#define RACK_NUM_MASK(_r) \ - ( (((unsigned)1<<RACK_NUM_BITS(_r)) - 1) << RACK_NUM_SHFT(_r) ) -#define RACK_ADD_NUM(_r, _n) \ - ((_r) |= ((_n) - 1) << RACK_NUM_SHFT(_r) & RACK_NUM_MASK(_r)) - - -/* - * Brick type definitions - */ -#define MAX_BRICK_TYPES 256 /* brick type is stored as uchar */ - -extern char brick_types[]; - -#define MODULE_CBRICK 0 -#define MODULE_RBRICK 1 -#define MODULE_IBRICK 2 -#define MODULE_KBRICK 3 -#define MODULE_XBRICK 4 -#define MODULE_DBRICK 5 -#define MODULE_PBRICK 6 -#define MODULE_NBRICK 7 -#define MODULE_PEBRICK 8 -#define MODULE_PXBRICK 9 -#define MODULE_IXBRICK 10 -#define MODULE_CGBRICK 11 -#define MODULE_OPUSBRICK 12 -#define MODULE_SABRICK 13 /* TIO BringUp Brick */ -#define MODULE_IABRICK 14 -#define MODULE_PABRICK 15 -#define MODULE_GABRICK 16 -#define MODULE_OPUS_TIO 17 /* OPUS TIO Riser */ - -extern char brick_types[]; -extern void format_module_id(char *, moduleid_t, int); - -#endif /* _ASM_IA64_SN_MODULE_H */ diff --git a/arch/ia64/include/asm/sn/mspec.h b/arch/ia64/include/asm/sn/mspec.h deleted file mode 100644 index c1d3c50c3223..000000000000 --- a/arch/ia64/include/asm/sn/mspec.h +++ /dev/null @@ -1,59 +0,0 @@ -/* - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 2001-2008 Silicon Graphics, Inc. All rights reserved. - */ - -#ifndef _ASM_IA64_SN_MSPEC_H -#define _ASM_IA64_SN_MSPEC_H - -#define FETCHOP_VAR_SIZE 64 /* 64 byte per fetchop variable */ - -#define FETCHOP_LOAD 0 -#define FETCHOP_INCREMENT 8 -#define FETCHOP_DECREMENT 16 -#define FETCHOP_CLEAR 24 - -#define FETCHOP_STORE 0 -#define FETCHOP_AND 24 -#define FETCHOP_OR 32 - -#define FETCHOP_CLEAR_CACHE 56 - -#define FETCHOP_LOAD_OP(addr, op) ( \ - *(volatile long *)((char*) (addr) + (op))) - -#define FETCHOP_STORE_OP(addr, op, x) ( \ - *(volatile long *)((char*) (addr) + (op)) = (long) (x)) - -#ifdef __KERNEL__ - -/* - * Each Atomic Memory Operation (amo, formerly known as fetchop) - * variable is 64 bytes long. The first 8 bytes are used. The - * remaining 56 bytes are unaddressable due to the operation taking - * that portion of the address. - * - * NOTE: The amo structure _MUST_ be placed in either the first or second - * half of the cache line. The cache line _MUST NOT_ be used for anything - * other than additional amo entries. This is because there are two - * addresses which reference the same physical cache line. One will - * be a cached entry with the memory type bits all set. This address - * may be loaded into processor cache. The amo will be referenced - * uncached via the memory special memory type. If any portion of the - * cached cache-line is modified, when that line is flushed, it will - * overwrite the uncached value in physical memory and lead to - * inconsistency. - */ -struct amo { - u64 variable; - u64 unused[7]; -}; - - -#endif /* __KERNEL__ */ - -#endif /* _ASM_IA64_SN_MSPEC_H */ diff --git a/arch/ia64/include/asm/sn/nodepda.h b/arch/ia64/include/asm/sn/nodepda.h deleted file mode 100644 index 7c8b4710f071..000000000000 --- a/arch/ia64/include/asm/sn/nodepda.h +++ /dev/null @@ -1,82 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1992 - 1997, 2000-2005 Silicon Graphics, Inc. All rights reserved. - */ -#ifndef _ASM_IA64_SN_NODEPDA_H -#define _ASM_IA64_SN_NODEPDA_H - - -#include <asm/irq.h> -#include <asm/sn/arch.h> -#include <asm/sn/intr.h> -#include <asm/sn/bte.h> - -/* - * NUMA Node-Specific Data structures are defined in this file. - * In particular, this is the location of the node PDA. - * A pointer to the right node PDA is saved in each CPU PDA. - */ - -/* - * Node-specific data structure. - * - * One of these structures is allocated on each node of a NUMA system. - * - * This structure provides a convenient way of keeping together - * all per-node data structures. - */ -struct phys_cpuid { - short nasid; - char subnode; - char slice; -}; - -struct nodepda_s { - void *pdinfo; /* Platform-dependent per-node info */ - - /* - * The BTEs on this node are shared by the local cpus - */ - struct bteinfo_s bte_if[MAX_BTES_PER_NODE]; /* Virtual Interface */ - struct timer_list bte_recovery_timer; - spinlock_t bte_recovery_lock; - - /* - * Array of pointers to the nodepdas for each node. - */ - struct nodepda_s *pernode_pdaindr[MAX_COMPACT_NODES]; - - /* - * Array of physical cpu identifiers. Indexed by cpuid. - */ - struct phys_cpuid phys_cpuid[NR_CPUS]; - spinlock_t ptc_lock ____cacheline_aligned_in_smp; -}; - -typedef struct nodepda_s nodepda_t; - -/* - * Access Functions for node PDA. - * Since there is one nodepda for each node, we need a convenient mechanism - * to access these nodepdas without cluttering code with #ifdefs. - * The next set of definitions provides this. - * Routines are expected to use - * - * sn_nodepda - to access node PDA for the node on which code is running - * NODEPDA(cnodeid) - to access node PDA for cnodeid - */ - -DECLARE_PER_CPU(struct nodepda_s *, __sn_nodepda); -#define sn_nodepda __this_cpu_read(__sn_nodepda) -#define NODEPDA(cnodeid) (sn_nodepda->pernode_pdaindr[cnodeid]) - -/* - * Check if given a compact node id the corresponding node has all the - * cpus disabled. - */ -#define is_headless_node(cnodeid) (nr_cpus_node(cnodeid) == 0) - -#endif /* _ASM_IA64_SN_NODEPDA_H */ diff --git a/arch/ia64/include/asm/sn/pcibr_provider.h b/arch/ia64/include/asm/sn/pcibr_provider.h deleted file mode 100644 index da205b7cdaac..000000000000 --- a/arch/ia64/include/asm/sn/pcibr_provider.h +++ /dev/null @@ -1,150 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1992-1997,2000-2006 Silicon Graphics, Inc. All rights reserved. - */ -#ifndef _ASM_IA64_SN_PCI_PCIBR_PROVIDER_H -#define _ASM_IA64_SN_PCI_PCIBR_PROVIDER_H - -#include <asm/sn/intr.h> -#include <asm/sn/pcibus_provider_defs.h> - -/* Workarounds */ -#define PV907516 (1 << 1) /* TIOCP: Don't write the write buffer flush reg */ - -#define BUSTYPE_MASK 0x1 - -/* Macros given a pcibus structure */ -#define IS_PCIX(ps) ((ps)->pbi_bridge_mode & BUSTYPE_MASK) -#define IS_PCI_BRIDGE_ASIC(asic) (asic == PCIIO_ASIC_TYPE_PIC || \ - asic == PCIIO_ASIC_TYPE_TIOCP) -#define IS_PIC_SOFT(ps) (ps->pbi_bridge_type == PCIBR_BRIDGETYPE_PIC) -#define IS_TIOCP_SOFT(ps) (ps->pbi_bridge_type == PCIBR_BRIDGETYPE_TIOCP) - - -/* - * The different PCI Bridge types supported on the SGI Altix platforms - */ -#define PCIBR_BRIDGETYPE_UNKNOWN -1 -#define PCIBR_BRIDGETYPE_PIC 2 -#define PCIBR_BRIDGETYPE_TIOCP 3 - -/* - * Bridge 64bit Direct Map Attributes - */ -#define PCI64_ATTR_PREF (1ull << 59) -#define PCI64_ATTR_PREC (1ull << 58) -#define PCI64_ATTR_VIRTUAL (1ull << 57) -#define PCI64_ATTR_BAR (1ull << 56) -#define PCI64_ATTR_SWAP (1ull << 55) -#define PCI64_ATTR_VIRTUAL1 (1ull << 54) - -#define PCI32_LOCAL_BASE 0 -#define PCI32_MAPPED_BASE 0x40000000 -#define PCI32_DIRECT_BASE 0x80000000 - -#define IS_PCI32_MAPPED(x) ((u64)(x) < PCI32_DIRECT_BASE && \ - (u64)(x) >= PCI32_MAPPED_BASE) -#define IS_PCI32_DIRECT(x) ((u64)(x) >= PCI32_MAPPED_BASE) - - -/* - * Bridge PMU Address Transaltion Entry Attibutes - */ -#define PCI32_ATE_V (0x1 << 0) -#define PCI32_ATE_CO (0x1 << 1) /* PIC ASIC ONLY */ -#define PCI32_ATE_PIO (0x1 << 1) /* TIOCP ASIC ONLY */ -#define PCI32_ATE_MSI (0x1 << 2) -#define PCI32_ATE_PREF (0x1 << 3) -#define PCI32_ATE_BAR (0x1 << 4) -#define PCI32_ATE_ADDR_SHFT 12 - -#define MINIMAL_ATES_REQUIRED(addr, size) \ - (IOPG(IOPGOFF(addr) + (size) - 1) == IOPG((size) - 1)) - -#define MINIMAL_ATE_FLAG(addr, size) \ - (MINIMAL_ATES_REQUIRED((u64)addr, size) ? 1 : 0) - -/* bit 29 of the pci address is the SWAP bit */ -#define ATE_SWAPSHIFT 29 -#define ATE_SWAP_ON(x) ((x) |= (1 << ATE_SWAPSHIFT)) -#define ATE_SWAP_OFF(x) ((x) &= ~(1 << ATE_SWAPSHIFT)) - -/* - * I/O page size - */ -#if PAGE_SIZE < 16384 -#define IOPFNSHIFT 12 /* 4K per mapped page */ -#else -#define IOPFNSHIFT 14 /* 16K per mapped page */ -#endif - -#define IOPGSIZE (1 << IOPFNSHIFT) -#define IOPG(x) ((x) >> IOPFNSHIFT) -#define IOPGOFF(x) ((x) & (IOPGSIZE-1)) - -#define PCIBR_DEV_SWAP_DIR (1ull << 19) -#define PCIBR_CTRL_PAGE_SIZE (0x1 << 21) - -/* - * PMU resources. - */ -struct ate_resource{ - u64 *ate; - u64 num_ate; - u64 lowest_free_index; -}; - -struct pcibus_info { - struct pcibus_bussoft pbi_buscommon; /* common header */ - u32 pbi_moduleid; - short pbi_bridge_type; - short pbi_bridge_mode; - - struct ate_resource pbi_int_ate_resource; - u64 pbi_int_ate_size; - - u64 pbi_dir_xbase; - char pbi_hub_xid; - - u64 pbi_devreg[8]; - - u32 pbi_valid_devices; - u32 pbi_enabled_devices; - - spinlock_t pbi_lock; -}; - -extern int pcibr_init_provider(void); -extern void *pcibr_bus_fixup(struct pcibus_bussoft *, struct pci_controller *); -extern dma_addr_t pcibr_dma_map(struct pci_dev *, unsigned long, size_t, int type); -extern dma_addr_t pcibr_dma_map_consistent(struct pci_dev *, unsigned long, size_t, int type); -extern void pcibr_dma_unmap(struct pci_dev *, dma_addr_t, int); - -/* - * prototypes for the bridge asic register access routines in pcibr_reg.c - */ -extern void pcireg_control_bit_clr(struct pcibus_info *, u64); -extern void pcireg_control_bit_set(struct pcibus_info *, u64); -extern u64 pcireg_tflush_get(struct pcibus_info *); -extern u64 pcireg_intr_status_get(struct pcibus_info *); -extern void pcireg_intr_enable_bit_clr(struct pcibus_info *, u64); -extern void pcireg_intr_enable_bit_set(struct pcibus_info *, u64); -extern void pcireg_intr_addr_addr_set(struct pcibus_info *, int, u64); -extern void pcireg_force_intr_set(struct pcibus_info *, int); -extern u64 pcireg_wrb_flush_get(struct pcibus_info *, int); -extern void pcireg_int_ate_set(struct pcibus_info *, int, u64); -extern u64 __iomem * pcireg_int_ate_addr(struct pcibus_info *, int); -extern void pcibr_force_interrupt(struct sn_irq_info *sn_irq_info); -extern void pcibr_change_devices_irq(struct sn_irq_info *sn_irq_info); -extern int pcibr_ate_alloc(struct pcibus_info *, int); -extern void pcibr_ate_free(struct pcibus_info *, int); -extern void ate_write(struct pcibus_info *, int, int, u64); -extern int sal_pcibr_slot_enable(struct pcibus_info *soft, int device, - void *resp, char **ssdt); -extern int sal_pcibr_slot_disable(struct pcibus_info *soft, int device, - int action, void *resp); -extern u16 sn_ioboard_to_pci_bus(struct pci_bus *pci_bus); -#endif diff --git a/arch/ia64/include/asm/sn/pcibus_provider_defs.h b/arch/ia64/include/asm/sn/pcibus_provider_defs.h deleted file mode 100644 index 8f7c83d0f6d3..000000000000 --- a/arch/ia64/include/asm/sn/pcibus_provider_defs.h +++ /dev/null @@ -1,68 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1992 - 1997, 2000-2005 Silicon Graphics, Inc. All rights reserved. - */ -#ifndef _ASM_IA64_SN_PCI_PCIBUS_PROVIDER_H -#define _ASM_IA64_SN_PCI_PCIBUS_PROVIDER_H - -/* - * SN pci asic types. Do not ever renumber these or reuse values. The - * values must agree with what prom thinks they are. - */ - -#define PCIIO_ASIC_TYPE_UNKNOWN 0 -#define PCIIO_ASIC_TYPE_PPB 1 -#define PCIIO_ASIC_TYPE_PIC 2 -#define PCIIO_ASIC_TYPE_TIOCP 3 -#define PCIIO_ASIC_TYPE_TIOCA 4 -#define PCIIO_ASIC_TYPE_TIOCE 5 - -#define PCIIO_ASIC_MAX_TYPES 6 - -/* - * Common pciio bus provider data. There should be one of these as the - * first field in any pciio based provider soft structure (e.g. pcibr_soft - * tioca_soft, etc). - */ - -struct pcibus_bussoft { - u32 bs_asic_type; /* chipset type */ - u32 bs_xid; /* xwidget id */ - u32 bs_persist_busnum; /* Persistent Bus Number */ - u32 bs_persist_segment; /* Segment Number */ - u64 bs_legacy_io; /* legacy io pio addr */ - u64 bs_legacy_mem; /* legacy mem pio addr */ - u64 bs_base; /* widget base */ - struct xwidget_info *bs_xwidget_info; -}; - -struct pci_controller; -/* - * SN pci bus indirection - */ - -struct sn_pcibus_provider { - dma_addr_t (*dma_map)(struct pci_dev *, unsigned long, size_t, int flags); - dma_addr_t (*dma_map_consistent)(struct pci_dev *, unsigned long, size_t, int flags); - void (*dma_unmap)(struct pci_dev *, dma_addr_t, int); - void * (*bus_fixup)(struct pcibus_bussoft *, struct pci_controller *); - void (*force_interrupt)(struct sn_irq_info *); - void (*target_interrupt)(struct sn_irq_info *); -}; - -/* - * Flags used by the map interfaces - * bits 3:0 specifies format of passed in address - * bit 4 specifies that address is to be used for MSI - */ - -#define SN_DMA_ADDRTYPE(x) ((x) & 0xf) -#define SN_DMA_ADDR_PHYS 1 /* address is an xio address. */ -#define SN_DMA_ADDR_XIO 2 /* address is phys memory */ -#define SN_DMA_MSI 0x10 /* Bus address is to be used for MSI */ - -extern struct sn_pcibus_provider *sn_pci_provider[]; -#endif /* _ASM_IA64_SN_PCI_PCIBUS_PROVIDER_H */ diff --git a/arch/ia64/include/asm/sn/pcidev.h b/arch/ia64/include/asm/sn/pcidev.h deleted file mode 100644 index 1c2382cea807..000000000000 --- a/arch/ia64/include/asm/sn/pcidev.h +++ /dev/null @@ -1,85 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1992 - 1997, 2000-2006 Silicon Graphics, Inc. All rights reserved. - */ -#ifndef _ASM_IA64_SN_PCI_PCIDEV_H -#define _ASM_IA64_SN_PCI_PCIDEV_H - -#include <linux/pci.h> - -/* - * In ia64, pci_dev->sysdata must be a *pci_controller. To provide access to - * the pcidev_info structs for all devices under a controller, we keep a - * list of pcidev_info under pci_controller->platform_data. - */ -struct sn_platform_data { - void *provider_soft; - struct list_head pcidev_info; -}; - -#define SN_PLATFORM_DATA(busdev) \ - ((struct sn_platform_data *)(PCI_CONTROLLER(busdev)->platform_data)) - -#define SN_PCIDEV_INFO(dev) sn_pcidev_info_get(dev) - -/* - * Given a pci_bus, return the sn pcibus_bussoft struct. Note that - * this only works for root busses, not for busses represented by PPB's. - */ - -#define SN_PCIBUS_BUSSOFT(pci_bus) \ - ((struct pcibus_bussoft *)(SN_PLATFORM_DATA(pci_bus)->provider_soft)) - -#define SN_PCIBUS_BUSSOFT_INFO(pci_bus) \ - ((struct pcibus_info *)(SN_PLATFORM_DATA(pci_bus)->provider_soft)) -/* - * Given a struct pci_dev, return the sn pcibus_bussoft struct. Note - * that this is not equivalent to SN_PCIBUS_BUSSOFT(pci_dev->bus) due - * due to possible PPB's in the path. - */ - -#define SN_PCIDEV_BUSSOFT(pci_dev) \ - (SN_PCIDEV_INFO(pci_dev)->pdi_host_pcidev_info->pdi_pcibus_info) - -#define SN_PCIDEV_BUSPROVIDER(pci_dev) \ - (SN_PCIDEV_INFO(pci_dev)->pdi_provider) - -#define PCIIO_BUS_NONE 255 /* bus 255 reserved */ -#define PCIIO_SLOT_NONE 255 -#define PCIIO_FUNC_NONE 255 -#define PCIIO_VENDOR_ID_NONE (-1) - -struct pcidev_info { - u64 pdi_pio_mapped_addr[7]; /* 6 BARs PLUS 1 ROM */ - u64 pdi_slot_host_handle; /* Bus and devfn Host pci_dev */ - - struct pcibus_bussoft *pdi_pcibus_info; /* Kernel common bus soft */ - struct pcidev_info *pdi_host_pcidev_info; /* Kernel Host pci_dev */ - struct pci_dev *pdi_linux_pcidev; /* Kernel pci_dev */ - - struct sn_irq_info *pdi_sn_irq_info; - struct sn_pcibus_provider *pdi_provider; /* sn pci ops */ - struct pci_dev *host_pci_dev; /* host bus link */ - struct list_head pdi_list; /* List of pcidev_info */ -}; - -extern void sn_irq_fixup(struct pci_dev *pci_dev, - struct sn_irq_info *sn_irq_info); -extern void sn_irq_unfixup(struct pci_dev *pci_dev); -extern struct pcidev_info * sn_pcidev_info_get(struct pci_dev *); -extern void sn_bus_fixup(struct pci_bus *); -extern void sn_acpi_bus_fixup(struct pci_bus *); -extern void sn_common_bus_fixup(struct pci_bus *, struct pcibus_bussoft *); -extern void sn_bus_store_sysdata(struct pci_dev *dev); -extern void sn_bus_free_sysdata(void); -extern void sn_generate_path(struct pci_bus *pci_bus, char *address); -extern void sn_io_slot_fixup(struct pci_dev *); -extern void sn_acpi_slot_fixup(struct pci_dev *); -extern void sn_pci_fixup_slot(struct pci_dev *dev, struct pcidev_info *, - struct sn_irq_info *); -extern void sn_pci_unfixup_slot(struct pci_dev *dev); -extern void sn_irq_lh_init(void); -#endif /* _ASM_IA64_SN_PCI_PCIDEV_H */ diff --git a/arch/ia64/include/asm/sn/pda.h b/arch/ia64/include/asm/sn/pda.h deleted file mode 100644 index 22ae358c8d16..000000000000 --- a/arch/ia64/include/asm/sn/pda.h +++ /dev/null @@ -1,68 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1992 - 1997, 2000-2005 Silicon Graphics, Inc. All rights reserved. - */ -#ifndef _ASM_IA64_SN_PDA_H -#define _ASM_IA64_SN_PDA_H - -#include <linux/cache.h> -#include <asm/percpu.h> - - -/* - * CPU-specific data structure. - * - * One of these structures is allocated for each cpu of a NUMA system. - * - * This structure provides a convenient way of keeping together - * all SN per-cpu data structures. - */ - -typedef struct pda_s { - - /* - * Support for SN LEDs - */ - volatile short *led_address; - u8 led_state; - u8 hb_state; /* supports blinking heartbeat leds */ - unsigned int hb_count; - - unsigned int idle_flag; - - volatile unsigned long *bedrock_rev_id; - volatile unsigned long *pio_write_status_addr; - unsigned long pio_write_status_val; - volatile unsigned long *pio_shub_war_cam_addr; - - unsigned long sn_in_service_ivecs[4]; - int sn_lb_int_war_ticks; - int sn_last_irq; - int sn_first_irq; -} pda_t; - - -#define CACHE_ALIGN(x) (((x) + SMP_CACHE_BYTES-1) & ~(SMP_CACHE_BYTES-1)) - -/* - * PDA - * Per-cpu private data area for each cpu. The PDA is located immediately after - * the IA64 cpu_data area. A full page is allocated for the cp_data area for each - * cpu but only a small amout of the page is actually used. We put the SNIA PDA - * in the same page as the cpu_data area. Note that there is a check in the setup - * code to verify that we don't overflow the page. - * - * Seems like we should should cache-line align the pda so that any changes in the - * size of the cpu_data area don't change cache layout. Should we align to 32, 64, 128 - * or 512 boundary. Each has merits. For now, pick 128 but should be revisited later. - */ -DECLARE_PER_CPU(struct pda_s, pda_percpu); - -#define pda (&__ia64_per_cpu_var(pda_percpu)) - -#define pdacpu(cpu) (&per_cpu(pda_percpu, cpu)) - -#endif /* _ASM_IA64_SN_PDA_H */ diff --git a/arch/ia64/include/asm/sn/pic.h b/arch/ia64/include/asm/sn/pic.h deleted file mode 100644 index 5f9da5fd6e56..000000000000 --- a/arch/ia64/include/asm/sn/pic.h +++ /dev/null @@ -1,261 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1992 - 1997, 2000-2003 Silicon Graphics, Inc. All rights reserved. - */ -#ifndef _ASM_IA64_SN_PCI_PIC_H -#define _ASM_IA64_SN_PCI_PIC_H - -/* - * PIC AS DEVICE ZERO - * ------------------ - * - * PIC handles PCI/X busses. PCI/X requires that the 'bridge' (i.e. PIC) - * be designated as 'device 0'. That is a departure from earlier SGI - * PCI bridges. Because of that we use config space 1 to access the - * config space of the first actual PCI device on the bus. - * Here's what the PIC manual says: - * - * The current PCI-X bus specification now defines that the parent - * hosts bus bridge (PIC for example) must be device 0 on bus 0. PIC - * reduced the total number of devices from 8 to 4 and removed the - * device registers and windows, now only supporting devices 0,1,2, and - * 3. PIC did leave all 8 configuration space windows. The reason was - * there was nothing to gain by removing them. Here in lies the problem. - * The device numbering we do using 0 through 3 is unrelated to the device - * numbering which PCI-X requires in configuration space. In the past we - * correlated Configs pace and our device space 0 <-> 0, 1 <-> 1, etc. - * PCI-X requires we start a 1, not 0 and currently the PX brick - * does associate our: - * - * device 0 with configuration space window 1, - * device 1 with configuration space window 2, - * device 2 with configuration space window 3, - * device 3 with configuration space window 4. - * - * The net effect is that all config space access are off-by-one with - * relation to other per-slot accesses on the PIC. - * Here is a table that shows some of that: - * - * Internal Slot# - * | - * | 0 1 2 3 - * ----------|--------------------------------------- - * config | 0x21000 0x22000 0x23000 0x24000 - * | - * even rrb | 0[0] n/a 1[0] n/a [] == implied even/odd - * | - * odd rrb | n/a 0[1] n/a 1[1] - * | - * int dev | 00 01 10 11 - * | - * ext slot# | 1 2 3 4 - * ----------|--------------------------------------- - */ - -#define PIC_ATE_TARGETID_SHFT 8 -#define PIC_HOST_INTR_ADDR 0x0000FFFFFFFFFFFFUL -#define PIC_PCI64_ATTR_TARG_SHFT 60 - - -/***************************************************************************** - *********************** PIC MMR structure mapping *************************** - *****************************************************************************/ - -/* NOTE: PIC WAR. PV#854697. PIC does not allow writes just to [31:0] - * of a 64-bit register. When writing PIC registers, always write the - * entire 64 bits. - */ - -struct pic { - - /* 0x000000-0x00FFFF -- Local Registers */ - - /* 0x000000-0x000057 -- Standard Widget Configuration */ - u64 p_wid_id; /* 0x000000 */ - u64 p_wid_stat; /* 0x000008 */ - u64 p_wid_err_upper; /* 0x000010 */ - u64 p_wid_err_lower; /* 0x000018 */ - #define p_wid_err p_wid_err_lower - u64 p_wid_control; /* 0x000020 */ - u64 p_wid_req_timeout; /* 0x000028 */ - u64 p_wid_int_upper; /* 0x000030 */ - u64 p_wid_int_lower; /* 0x000038 */ - #define p_wid_int p_wid_int_lower - u64 p_wid_err_cmdword; /* 0x000040 */ - u64 p_wid_llp; /* 0x000048 */ - u64 p_wid_tflush; /* 0x000050 */ - - /* 0x000058-0x00007F -- Bridge-specific Widget Configuration */ - u64 p_wid_aux_err; /* 0x000058 */ - u64 p_wid_resp_upper; /* 0x000060 */ - u64 p_wid_resp_lower; /* 0x000068 */ - #define p_wid_resp p_wid_resp_lower - u64 p_wid_tst_pin_ctrl; /* 0x000070 */ - u64 p_wid_addr_lkerr; /* 0x000078 */ - - /* 0x000080-0x00008F -- PMU & MAP */ - u64 p_dir_map; /* 0x000080 */ - u64 _pad_000088; /* 0x000088 */ - - /* 0x000090-0x00009F -- SSRAM */ - u64 p_map_fault; /* 0x000090 */ - u64 _pad_000098; /* 0x000098 */ - - /* 0x0000A0-0x0000AF -- Arbitration */ - u64 p_arb; /* 0x0000A0 */ - u64 _pad_0000A8; /* 0x0000A8 */ - - /* 0x0000B0-0x0000BF -- Number In A Can or ATE Parity Error */ - u64 p_ate_parity_err; /* 0x0000B0 */ - u64 _pad_0000B8; /* 0x0000B8 */ - - /* 0x0000C0-0x0000FF -- PCI/GIO */ - u64 p_bus_timeout; /* 0x0000C0 */ - u64 p_pci_cfg; /* 0x0000C8 */ - u64 p_pci_err_upper; /* 0x0000D0 */ - u64 p_pci_err_lower; /* 0x0000D8 */ - #define p_pci_err p_pci_err_lower - u64 _pad_0000E0[4]; /* 0x0000{E0..F8} */ - - /* 0x000100-0x0001FF -- Interrupt */ - u64 p_int_status; /* 0x000100 */ - u64 p_int_enable; /* 0x000108 */ - u64 p_int_rst_stat; /* 0x000110 */ - u64 p_int_mode; /* 0x000118 */ - u64 p_int_device; /* 0x000120 */ - u64 p_int_host_err; /* 0x000128 */ - u64 p_int_addr[8]; /* 0x0001{30,,,68} */ - u64 p_err_int_view; /* 0x000170 */ - u64 p_mult_int; /* 0x000178 */ - u64 p_force_always[8]; /* 0x0001{80,,,B8} */ - u64 p_force_pin[8]; /* 0x0001{C0,,,F8} */ - - /* 0x000200-0x000298 -- Device */ - u64 p_device[4]; /* 0x0002{00,,,18} */ - u64 _pad_000220[4]; /* 0x0002{20,,,38} */ - u64 p_wr_req_buf[4]; /* 0x0002{40,,,58} */ - u64 _pad_000260[4]; /* 0x0002{60,,,78} */ - u64 p_rrb_map[2]; /* 0x0002{80,,,88} */ - #define p_even_resp p_rrb_map[0] /* 0x000280 */ - #define p_odd_resp p_rrb_map[1] /* 0x000288 */ - u64 p_resp_status; /* 0x000290 */ - u64 p_resp_clear; /* 0x000298 */ - - u64 _pad_0002A0[12]; /* 0x0002{A0..F8} */ - - /* 0x000300-0x0003F8 -- Buffer Address Match Registers */ - struct { - u64 upper; /* 0x0003{00,,,F0} */ - u64 lower; /* 0x0003{08,,,F8} */ - } p_buf_addr_match[16]; - - /* 0x000400-0x0005FF -- Performance Monitor Registers (even only) */ - struct { - u64 flush_w_touch; /* 0x000{400,,,5C0} */ - u64 flush_wo_touch; /* 0x000{408,,,5C8} */ - u64 inflight; /* 0x000{410,,,5D0} */ - u64 prefetch; /* 0x000{418,,,5D8} */ - u64 total_pci_retry; /* 0x000{420,,,5E0} */ - u64 max_pci_retry; /* 0x000{428,,,5E8} */ - u64 max_latency; /* 0x000{430,,,5F0} */ - u64 clear_all; /* 0x000{438,,,5F8} */ - } p_buf_count[8]; - - - /* 0x000600-0x0009FF -- PCI/X registers */ - u64 p_pcix_bus_err_addr; /* 0x000600 */ - u64 p_pcix_bus_err_attr; /* 0x000608 */ - u64 p_pcix_bus_err_data; /* 0x000610 */ - u64 p_pcix_pio_split_addr; /* 0x000618 */ - u64 p_pcix_pio_split_attr; /* 0x000620 */ - u64 p_pcix_dma_req_err_attr; /* 0x000628 */ - u64 p_pcix_dma_req_err_addr; /* 0x000630 */ - u64 p_pcix_timeout; /* 0x000638 */ - - u64 _pad_000640[120]; /* 0x000{640,,,9F8} */ - - /* 0x000A00-0x000BFF -- PCI/X Read&Write Buffer */ - struct { - u64 p_buf_addr; /* 0x000{A00,,,AF0} */ - u64 p_buf_attr; /* 0X000{A08,,,AF8} */ - } p_pcix_read_buf_64[16]; - - struct { - u64 p_buf_addr; /* 0x000{B00,,,BE0} */ - u64 p_buf_attr; /* 0x000{B08,,,BE8} */ - u64 p_buf_valid; /* 0x000{B10,,,BF0} */ - u64 __pad1; /* 0x000{B18,,,BF8} */ - } p_pcix_write_buf_64[8]; - - /* End of Local Registers -- Start of Address Map space */ - - char _pad_000c00[0x010000 - 0x000c00]; - - /* 0x010000-0x011fff -- Internal ATE RAM (Auto Parity Generation) */ - u64 p_int_ate_ram[1024]; /* 0x010000-0x011fff */ - - /* 0x012000-0x013fff -- Internal ATE RAM (Manual Parity Generation) */ - u64 p_int_ate_ram_mp[1024]; /* 0x012000-0x013fff */ - - char _pad_014000[0x18000 - 0x014000]; - - /* 0x18000-0x197F8 -- PIC Write Request Ram */ - u64 p_wr_req_lower[256]; /* 0x18000 - 0x187F8 */ - u64 p_wr_req_upper[256]; /* 0x18800 - 0x18FF8 */ - u64 p_wr_req_parity[256]; /* 0x19000 - 0x197F8 */ - - char _pad_019800[0x20000 - 0x019800]; - - /* 0x020000-0x027FFF -- PCI Device Configuration Spaces */ - union { - u8 c[0x1000 / 1]; /* 0x02{0000,,,7FFF} */ - u16 s[0x1000 / 2]; /* 0x02{0000,,,7FFF} */ - u32 l[0x1000 / 4]; /* 0x02{0000,,,7FFF} */ - u64 d[0x1000 / 8]; /* 0x02{0000,,,7FFF} */ - union { - u8 c[0x100 / 1]; - u16 s[0x100 / 2]; - u32 l[0x100 / 4]; - u64 d[0x100 / 8]; - } f[8]; - } p_type0_cfg_dev[8]; /* 0x02{0000,,,7FFF} */ - - /* 0x028000-0x028FFF -- PCI Type 1 Configuration Space */ - union { - u8 c[0x1000 / 1]; /* 0x028000-0x029000 */ - u16 s[0x1000 / 2]; /* 0x028000-0x029000 */ - u32 l[0x1000 / 4]; /* 0x028000-0x029000 */ - u64 d[0x1000 / 8]; /* 0x028000-0x029000 */ - union { - u8 c[0x100 / 1]; - u16 s[0x100 / 2]; - u32 l[0x100 / 4]; - u64 d[0x100 / 8]; - } f[8]; - } p_type1_cfg; /* 0x028000-0x029000 */ - - char _pad_029000[0x030000-0x029000]; - - /* 0x030000-0x030007 -- PCI Interrupt Acknowledge Cycle */ - union { - u8 c[8 / 1]; - u16 s[8 / 2]; - u32 l[8 / 4]; - u64 d[8 / 8]; - } p_pci_iack; /* 0x030000-0x030007 */ - - char _pad_030007[0x040000-0x030008]; - - /* 0x040000-0x030007 -- PCIX Special Cycle */ - union { - u8 c[8 / 1]; - u16 s[8 / 2]; - u32 l[8 / 4]; - u64 d[8 / 8]; - } p_pcix_cycle; /* 0x040000-0x040007 */ -}; - -#endif /* _ASM_IA64_SN_PCI_PIC_H */ diff --git a/arch/ia64/include/asm/sn/rw_mmr.h b/arch/ia64/include/asm/sn/rw_mmr.h deleted file mode 100644 index 2d78f4c5a45e..000000000000 --- a/arch/ia64/include/asm/sn/rw_mmr.h +++ /dev/null @@ -1,28 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2002-2006 Silicon Graphics, Inc. All Rights Reserved. - */ -#ifndef _ASM_IA64_SN_RW_MMR_H -#define _ASM_IA64_SN_RW_MMR_H - - -/* - * This file that access MMRs via uncached physical addresses. - * pio_phys_read_mmr - read an MMR - * pio_phys_write_mmr - write an MMR - * pio_atomic_phys_write_mmrs - atomically write 1 or 2 MMRs with psr.ic=0 - * Second MMR will be skipped if address is NULL - * - * Addresses passed to these routines should be uncached physical addresses - * ie., 0x80000.... - */ - - -extern long pio_phys_read_mmr(volatile long *mmr); -extern void pio_phys_write_mmr(volatile long *mmr, long val); -extern void pio_atomic_phys_write_mmrs(volatile long *mmr1, long val1, volatile long *mmr2, long val2); - -#endif /* _ASM_IA64_SN_RW_MMR_H */ diff --git a/arch/ia64/include/asm/sn/shub_mmr.h b/arch/ia64/include/asm/sn/shub_mmr.h deleted file mode 100644 index a84d870f4294..000000000000 --- a/arch/ia64/include/asm/sn/shub_mmr.h +++ /dev/null @@ -1,502 +0,0 @@ -/* - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 2001-2005 Silicon Graphics, Inc. All rights reserved. - */ - -#ifndef _ASM_IA64_SN_SHUB_MMR_H -#define _ASM_IA64_SN_SHUB_MMR_H - -/* ==================================================================== */ -/* Register "SH_IPI_INT" */ -/* SHub Inter-Processor Interrupt Registers */ -/* ==================================================================== */ -#define SH1_IPI_INT __IA64_UL_CONST(0x0000000110000380) -#define SH2_IPI_INT __IA64_UL_CONST(0x0000000010000380) - -/* SH_IPI_INT_TYPE */ -/* Description: Type of Interrupt: 0=INT, 2=PMI, 4=NMI, 5=INIT */ -#define SH_IPI_INT_TYPE_SHFT 0 -#define SH_IPI_INT_TYPE_MASK __IA64_UL_CONST(0x0000000000000007) - -/* SH_IPI_INT_AGT */ -/* Description: Agent, must be 0 for SHub */ -#define SH_IPI_INT_AGT_SHFT 3 -#define SH_IPI_INT_AGT_MASK __IA64_UL_CONST(0x0000000000000008) - -/* SH_IPI_INT_PID */ -/* Description: Processor ID, same setting as on targeted McKinley */ -#define SH_IPI_INT_PID_SHFT 4 -#define SH_IPI_INT_PID_MASK __IA64_UL_CONST(0x00000000000ffff0) - -/* SH_IPI_INT_BASE */ -/* Description: Optional interrupt vector area, 2MB aligned */ -#define SH_IPI_INT_BASE_SHFT 21 -#define SH_IPI_INT_BASE_MASK __IA64_UL_CONST(0x0003ffffffe00000) - -/* SH_IPI_INT_IDX */ -/* Description: Targeted McKinley interrupt vector */ -#define SH_IPI_INT_IDX_SHFT 52 -#define SH_IPI_INT_IDX_MASK __IA64_UL_CONST(0x0ff0000000000000) - -/* SH_IPI_INT_SEND */ -/* Description: Send Interrupt Message to PI, This generates a puls */ -#define SH_IPI_INT_SEND_SHFT 63 -#define SH_IPI_INT_SEND_MASK __IA64_UL_CONST(0x8000000000000000) - -/* ==================================================================== */ -/* Register "SH_EVENT_OCCURRED" */ -/* SHub Interrupt Event Occurred */ -/* ==================================================================== */ -#define SH1_EVENT_OCCURRED __IA64_UL_CONST(0x0000000110010000) -#define SH1_EVENT_OCCURRED_ALIAS __IA64_UL_CONST(0x0000000110010008) -#define SH2_EVENT_OCCURRED __IA64_UL_CONST(0x0000000010010000) -#define SH2_EVENT_OCCURRED_ALIAS __IA64_UL_CONST(0x0000000010010008) - -/* ==================================================================== */ -/* Register "SH_PI_CAM_CONTROL" */ -/* CRB CAM MMR Access Control */ -/* ==================================================================== */ -#define SH1_PI_CAM_CONTROL __IA64_UL_CONST(0x0000000120050300) - -/* ==================================================================== */ -/* Register "SH_SHUB_ID" */ -/* SHub ID Number */ -/* ==================================================================== */ -#define SH1_SHUB_ID __IA64_UL_CONST(0x0000000110060580) -#define SH1_SHUB_ID_REVISION_SHFT 28 -#define SH1_SHUB_ID_REVISION_MASK __IA64_UL_CONST(0x00000000f0000000) - -/* ==================================================================== */ -/* Register "SH_RTC" */ -/* Real-time Clock */ -/* ==================================================================== */ -#define SH1_RTC __IA64_UL_CONST(0x00000001101c0000) -#define SH2_RTC __IA64_UL_CONST(0x00000002101c0000) -#define SH_RTC_MASK __IA64_UL_CONST(0x007fffffffffffff) - -/* ==================================================================== */ -/* Register "SH_PIO_WRITE_STATUS_0|1" */ -/* PIO Write Status for CPU 0 & 1 */ -/* ==================================================================== */ -#define SH1_PIO_WRITE_STATUS_0 __IA64_UL_CONST(0x0000000120070200) -#define SH1_PIO_WRITE_STATUS_1 __IA64_UL_CONST(0x0000000120070280) -#define SH2_PIO_WRITE_STATUS_0 __IA64_UL_CONST(0x0000000020070200) -#define SH2_PIO_WRITE_STATUS_1 __IA64_UL_CONST(0x0000000020070280) -#define SH2_PIO_WRITE_STATUS_2 __IA64_UL_CONST(0x0000000020070300) -#define SH2_PIO_WRITE_STATUS_3 __IA64_UL_CONST(0x0000000020070380) - -/* SH_PIO_WRITE_STATUS_0_WRITE_DEADLOCK */ -/* Description: Deadlock response detected */ -#define SH_PIO_WRITE_STATUS_WRITE_DEADLOCK_SHFT 1 -#define SH_PIO_WRITE_STATUS_WRITE_DEADLOCK_MASK \ - __IA64_UL_CONST(0x0000000000000002) - -/* SH_PIO_WRITE_STATUS_0_PENDING_WRITE_COUNT */ -/* Description: Count of currently pending PIO writes */ -#define SH_PIO_WRITE_STATUS_PENDING_WRITE_COUNT_SHFT 56 -#define SH_PIO_WRITE_STATUS_PENDING_WRITE_COUNT_MASK \ - __IA64_UL_CONST(0x3f00000000000000) - -/* ==================================================================== */ -/* Register "SH_PIO_WRITE_STATUS_0_ALIAS" */ -/* ==================================================================== */ -#define SH1_PIO_WRITE_STATUS_0_ALIAS __IA64_UL_CONST(0x0000000120070208) -#define SH2_PIO_WRITE_STATUS_0_ALIAS __IA64_UL_CONST(0x0000000020070208) - -/* ==================================================================== */ -/* Register "SH_EVENT_OCCURRED" */ -/* SHub Interrupt Event Occurred */ -/* ==================================================================== */ -/* SH_EVENT_OCCURRED_UART_INT */ -/* Description: Pending Junk Bus UART Interrupt */ -#define SH_EVENT_OCCURRED_UART_INT_SHFT 20 -#define SH_EVENT_OCCURRED_UART_INT_MASK __IA64_UL_CONST(0x0000000000100000) - -/* SH_EVENT_OCCURRED_IPI_INT */ -/* Description: Pending IPI Interrupt */ -#define SH_EVENT_OCCURRED_IPI_INT_SHFT 28 -#define SH_EVENT_OCCURRED_IPI_INT_MASK __IA64_UL_CONST(0x0000000010000000) - -/* SH_EVENT_OCCURRED_II_INT0 */ -/* Description: Pending II 0 Interrupt */ -#define SH_EVENT_OCCURRED_II_INT0_SHFT 29 -#define SH_EVENT_OCCURRED_II_INT0_MASK __IA64_UL_CONST(0x0000000020000000) - -/* SH_EVENT_OCCURRED_II_INT1 */ -/* Description: Pending II 1 Interrupt */ -#define SH_EVENT_OCCURRED_II_INT1_SHFT 30 -#define SH_EVENT_OCCURRED_II_INT1_MASK __IA64_UL_CONST(0x0000000040000000) - -/* SH2_EVENT_OCCURRED_EXTIO_INT2 */ -/* Description: Pending SHUB 2 EXT IO INT2 */ -#define SH2_EVENT_OCCURRED_EXTIO_INT2_SHFT 33 -#define SH2_EVENT_OCCURRED_EXTIO_INT2_MASK __IA64_UL_CONST(0x0000000200000000) - -/* SH2_EVENT_OCCURRED_EXTIO_INT3 */ -/* Description: Pending SHUB 2 EXT IO INT3 */ -#define SH2_EVENT_OCCURRED_EXTIO_INT3_SHFT 34 -#define SH2_EVENT_OCCURRED_EXTIO_INT3_MASK __IA64_UL_CONST(0x0000000400000000) - -#define SH_ALL_INT_MASK \ - (SH_EVENT_OCCURRED_UART_INT_MASK | SH_EVENT_OCCURRED_IPI_INT_MASK | \ - SH_EVENT_OCCURRED_II_INT0_MASK | SH_EVENT_OCCURRED_II_INT1_MASK | \ - SH_EVENT_OCCURRED_II_INT1_MASK | SH2_EVENT_OCCURRED_EXTIO_INT2_MASK | \ - SH2_EVENT_OCCURRED_EXTIO_INT3_MASK) - - -/* ==================================================================== */ -/* LEDS */ -/* ==================================================================== */ -#define SH1_REAL_JUNK_BUS_LED0 0x7fed00000UL -#define SH1_REAL_JUNK_BUS_LED1 0x7fed10000UL -#define SH1_REAL_JUNK_BUS_LED2 0x7fed20000UL -#define SH1_REAL_JUNK_BUS_LED3 0x7fed30000UL - -#define SH2_REAL_JUNK_BUS_LED0 0xf0000000UL -#define SH2_REAL_JUNK_BUS_LED1 0xf0010000UL -#define SH2_REAL_JUNK_BUS_LED2 0xf0020000UL -#define SH2_REAL_JUNK_BUS_LED3 0xf0030000UL - -/* ==================================================================== */ -/* Register "SH1_PTC_0" */ -/* Puge Translation Cache Message Configuration Information */ -/* ==================================================================== */ -#define SH1_PTC_0 __IA64_UL_CONST(0x00000001101a0000) - -/* SH1_PTC_0_A */ -/* Description: Type */ -#define SH1_PTC_0_A_SHFT 0 - -/* SH1_PTC_0_PS */ -/* Description: Page Size */ -#define SH1_PTC_0_PS_SHFT 2 - -/* SH1_PTC_0_RID */ -/* Description: Region ID */ -#define SH1_PTC_0_RID_SHFT 8 - -/* SH1_PTC_0_START */ -/* Description: Start */ -#define SH1_PTC_0_START_SHFT 63 - -/* ==================================================================== */ -/* Register "SH1_PTC_1" */ -/* Puge Translation Cache Message Configuration Information */ -/* ==================================================================== */ -#define SH1_PTC_1 __IA64_UL_CONST(0x00000001101a0080) - -/* SH1_PTC_1_START */ -/* Description: PTC_1 Start */ -#define SH1_PTC_1_START_SHFT 63 - -/* ==================================================================== */ -/* Register "SH2_PTC" */ -/* Puge Translation Cache Message Configuration Information */ -/* ==================================================================== */ -#define SH2_PTC __IA64_UL_CONST(0x0000000170000000) - -/* SH2_PTC_A */ -/* Description: Type */ -#define SH2_PTC_A_SHFT 0 - -/* SH2_PTC_PS */ -/* Description: Page Size */ -#define SH2_PTC_PS_SHFT 2 - -/* SH2_PTC_RID */ -/* Description: Region ID */ -#define SH2_PTC_RID_SHFT 4 - -/* SH2_PTC_START */ -/* Description: Start */ -#define SH2_PTC_START_SHFT 63 - -/* SH2_PTC_ADDR_RID */ -/* Description: Region ID */ -#define SH2_PTC_ADDR_SHFT 4 -#define SH2_PTC_ADDR_MASK __IA64_UL_CONST(0x1ffffffffffff000) - -/* ==================================================================== */ -/* Register "SH_RTC1_INT_CONFIG" */ -/* SHub RTC 1 Interrupt Config Registers */ -/* ==================================================================== */ - -#define SH1_RTC1_INT_CONFIG __IA64_UL_CONST(0x0000000110001480) -#define SH2_RTC1_INT_CONFIG __IA64_UL_CONST(0x0000000010001480) -#define SH_RTC1_INT_CONFIG_MASK __IA64_UL_CONST(0x0ff3ffffffefffff) -#define SH_RTC1_INT_CONFIG_INIT __IA64_UL_CONST(0x0000000000000000) - -/* SH_RTC1_INT_CONFIG_TYPE */ -/* Description: Type of Interrupt: 0=INT, 2=PMI, 4=NMI, 5=INIT */ -#define SH_RTC1_INT_CONFIG_TYPE_SHFT 0 -#define SH_RTC1_INT_CONFIG_TYPE_MASK __IA64_UL_CONST(0x0000000000000007) - -/* SH_RTC1_INT_CONFIG_AGT */ -/* Description: Agent, must be 0 for SHub */ -#define SH_RTC1_INT_CONFIG_AGT_SHFT 3 -#define SH_RTC1_INT_CONFIG_AGT_MASK __IA64_UL_CONST(0x0000000000000008) - -/* SH_RTC1_INT_CONFIG_PID */ -/* Description: Processor ID, same setting as on targeted McKinley */ -#define SH_RTC1_INT_CONFIG_PID_SHFT 4 -#define SH_RTC1_INT_CONFIG_PID_MASK __IA64_UL_CONST(0x00000000000ffff0) - -/* SH_RTC1_INT_CONFIG_BASE */ -/* Description: Optional interrupt vector area, 2MB aligned */ -#define SH_RTC1_INT_CONFIG_BASE_SHFT 21 -#define SH_RTC1_INT_CONFIG_BASE_MASK __IA64_UL_CONST(0x0003ffffffe00000) - -/* SH_RTC1_INT_CONFIG_IDX */ -/* Description: Targeted McKinley interrupt vector */ -#define SH_RTC1_INT_CONFIG_IDX_SHFT 52 -#define SH_RTC1_INT_CONFIG_IDX_MASK __IA64_UL_CONST(0x0ff0000000000000) - -/* ==================================================================== */ -/* Register "SH_RTC1_INT_ENABLE" */ -/* SHub RTC 1 Interrupt Enable Registers */ -/* ==================================================================== */ - -#define SH1_RTC1_INT_ENABLE __IA64_UL_CONST(0x0000000110001500) -#define SH2_RTC1_INT_ENABLE __IA64_UL_CONST(0x0000000010001500) -#define SH_RTC1_INT_ENABLE_MASK __IA64_UL_CONST(0x0000000000000001) -#define SH_RTC1_INT_ENABLE_INIT __IA64_UL_CONST(0x0000000000000000) - -/* SH_RTC1_INT_ENABLE_RTC1_ENABLE */ -/* Description: Enable RTC 1 Interrupt */ -#define SH_RTC1_INT_ENABLE_RTC1_ENABLE_SHFT 0 -#define SH_RTC1_INT_ENABLE_RTC1_ENABLE_MASK \ - __IA64_UL_CONST(0x0000000000000001) - -/* ==================================================================== */ -/* Register "SH_RTC2_INT_CONFIG" */ -/* SHub RTC 2 Interrupt Config Registers */ -/* ==================================================================== */ - -#define SH1_RTC2_INT_CONFIG __IA64_UL_CONST(0x0000000110001580) -#define SH2_RTC2_INT_CONFIG __IA64_UL_CONST(0x0000000010001580) -#define SH_RTC2_INT_CONFIG_MASK __IA64_UL_CONST(0x0ff3ffffffefffff) -#define SH_RTC2_INT_CONFIG_INIT __IA64_UL_CONST(0x0000000000000000) - -/* SH_RTC2_INT_CONFIG_TYPE */ -/* Description: Type of Interrupt: 0=INT, 2=PMI, 4=NMI, 5=INIT */ -#define SH_RTC2_INT_CONFIG_TYPE_SHFT 0 -#define SH_RTC2_INT_CONFIG_TYPE_MASK __IA64_UL_CONST(0x0000000000000007) - -/* SH_RTC2_INT_CONFIG_AGT */ -/* Description: Agent, must be 0 for SHub */ -#define SH_RTC2_INT_CONFIG_AGT_SHFT 3 -#define SH_RTC2_INT_CONFIG_AGT_MASK __IA64_UL_CONST(0x0000000000000008) - -/* SH_RTC2_INT_CONFIG_PID */ -/* Description: Processor ID, same setting as on targeted McKinley */ -#define SH_RTC2_INT_CONFIG_PID_SHFT 4 -#define SH_RTC2_INT_CONFIG_PID_MASK __IA64_UL_CONST(0x00000000000ffff0) - -/* SH_RTC2_INT_CONFIG_BASE */ -/* Description: Optional interrupt vector area, 2MB aligned */ -#define SH_RTC2_INT_CONFIG_BASE_SHFT 21 -#define SH_RTC2_INT_CONFIG_BASE_MASK __IA64_UL_CONST(0x0003ffffffe00000) - -/* SH_RTC2_INT_CONFIG_IDX */ -/* Description: Targeted McKinley interrupt vector */ -#define SH_RTC2_INT_CONFIG_IDX_SHFT 52 -#define SH_RTC2_INT_CONFIG_IDX_MASK __IA64_UL_CONST(0x0ff0000000000000) - -/* ==================================================================== */ -/* Register "SH_RTC2_INT_ENABLE" */ -/* SHub RTC 2 Interrupt Enable Registers */ -/* ==================================================================== */ - -#define SH1_RTC2_INT_ENABLE __IA64_UL_CONST(0x0000000110001600) -#define SH2_RTC2_INT_ENABLE __IA64_UL_CONST(0x0000000010001600) -#define SH_RTC2_INT_ENABLE_MASK __IA64_UL_CONST(0x0000000000000001) -#define SH_RTC2_INT_ENABLE_INIT __IA64_UL_CONST(0x0000000000000000) - -/* SH_RTC2_INT_ENABLE_RTC2_ENABLE */ -/* Description: Enable RTC 2 Interrupt */ -#define SH_RTC2_INT_ENABLE_RTC2_ENABLE_SHFT 0 -#define SH_RTC2_INT_ENABLE_RTC2_ENABLE_MASK \ - __IA64_UL_CONST(0x0000000000000001) - -/* ==================================================================== */ -/* Register "SH_RTC3_INT_CONFIG" */ -/* SHub RTC 3 Interrupt Config Registers */ -/* ==================================================================== */ - -#define SH1_RTC3_INT_CONFIG __IA64_UL_CONST(0x0000000110001680) -#define SH2_RTC3_INT_CONFIG __IA64_UL_CONST(0x0000000010001680) -#define SH_RTC3_INT_CONFIG_MASK __IA64_UL_CONST(0x0ff3ffffffefffff) -#define SH_RTC3_INT_CONFIG_INIT __IA64_UL_CONST(0x0000000000000000) - -/* SH_RTC3_INT_CONFIG_TYPE */ -/* Description: Type of Interrupt: 0=INT, 2=PMI, 4=NMI, 5=INIT */ -#define SH_RTC3_INT_CONFIG_TYPE_SHFT 0 -#define SH_RTC3_INT_CONFIG_TYPE_MASK __IA64_UL_CONST(0x0000000000000007) - -/* SH_RTC3_INT_CONFIG_AGT */ -/* Description: Agent, must be 0 for SHub */ -#define SH_RTC3_INT_CONFIG_AGT_SHFT 3 -#define SH_RTC3_INT_CONFIG_AGT_MASK __IA64_UL_CONST(0x0000000000000008) - -/* SH_RTC3_INT_CONFIG_PID */ -/* Description: Processor ID, same setting as on targeted McKinley */ -#define SH_RTC3_INT_CONFIG_PID_SHFT 4 -#define SH_RTC3_INT_CONFIG_PID_MASK __IA64_UL_CONST(0x00000000000ffff0) - -/* SH_RTC3_INT_CONFIG_BASE */ -/* Description: Optional interrupt vector area, 2MB aligned */ -#define SH_RTC3_INT_CONFIG_BASE_SHFT 21 -#define SH_RTC3_INT_CONFIG_BASE_MASK __IA64_UL_CONST(0x0003ffffffe00000) - -/* SH_RTC3_INT_CONFIG_IDX */ -/* Description: Targeted McKinley interrupt vector */ -#define SH_RTC3_INT_CONFIG_IDX_SHFT 52 -#define SH_RTC3_INT_CONFIG_IDX_MASK __IA64_UL_CONST(0x0ff0000000000000) - -/* ==================================================================== */ -/* Register "SH_RTC3_INT_ENABLE" */ -/* SHub RTC 3 Interrupt Enable Registers */ -/* ==================================================================== */ - -#define SH1_RTC3_INT_ENABLE __IA64_UL_CONST(0x0000000110001700) -#define SH2_RTC3_INT_ENABLE __IA64_UL_CONST(0x0000000010001700) -#define SH_RTC3_INT_ENABLE_MASK __IA64_UL_CONST(0x0000000000000001) -#define SH_RTC3_INT_ENABLE_INIT __IA64_UL_CONST(0x0000000000000000) - -/* SH_RTC3_INT_ENABLE_RTC3_ENABLE */ -/* Description: Enable RTC 3 Interrupt */ -#define SH_RTC3_INT_ENABLE_RTC3_ENABLE_SHFT 0 -#define SH_RTC3_INT_ENABLE_RTC3_ENABLE_MASK \ - __IA64_UL_CONST(0x0000000000000001) - -/* SH_EVENT_OCCURRED_RTC1_INT */ -/* Description: Pending RTC 1 Interrupt */ -#define SH_EVENT_OCCURRED_RTC1_INT_SHFT 24 -#define SH_EVENT_OCCURRED_RTC1_INT_MASK __IA64_UL_CONST(0x0000000001000000) - -/* SH_EVENT_OCCURRED_RTC2_INT */ -/* Description: Pending RTC 2 Interrupt */ -#define SH_EVENT_OCCURRED_RTC2_INT_SHFT 25 -#define SH_EVENT_OCCURRED_RTC2_INT_MASK __IA64_UL_CONST(0x0000000002000000) - -/* SH_EVENT_OCCURRED_RTC3_INT */ -/* Description: Pending RTC 3 Interrupt */ -#define SH_EVENT_OCCURRED_RTC3_INT_SHFT 26 -#define SH_EVENT_OCCURRED_RTC3_INT_MASK __IA64_UL_CONST(0x0000000004000000) - -/* ==================================================================== */ -/* Register "SH_IPI_ACCESS" */ -/* CPU interrupt Access Permission Bits */ -/* ==================================================================== */ - -#define SH1_IPI_ACCESS __IA64_UL_CONST(0x0000000110060480) -#define SH2_IPI_ACCESS0 __IA64_UL_CONST(0x0000000010060c00) -#define SH2_IPI_ACCESS1 __IA64_UL_CONST(0x0000000010060c80) -#define SH2_IPI_ACCESS2 __IA64_UL_CONST(0x0000000010060d00) -#define SH2_IPI_ACCESS3 __IA64_UL_CONST(0x0000000010060d80) - -/* ==================================================================== */ -/* Register "SH_INT_CMPB" */ -/* RTC Compare Value for Processor B */ -/* ==================================================================== */ - -#define SH1_INT_CMPB __IA64_UL_CONST(0x00000001101b0080) -#define SH2_INT_CMPB __IA64_UL_CONST(0x00000000101b0080) -#define SH_INT_CMPB_MASK __IA64_UL_CONST(0x007fffffffffffff) -#define SH_INT_CMPB_INIT __IA64_UL_CONST(0x0000000000000000) - -/* SH_INT_CMPB_REAL_TIME_CMPB */ -/* Description: Real Time Clock Compare */ -#define SH_INT_CMPB_REAL_TIME_CMPB_SHFT 0 -#define SH_INT_CMPB_REAL_TIME_CMPB_MASK __IA64_UL_CONST(0x007fffffffffffff) - -/* ==================================================================== */ -/* Register "SH_INT_CMPC" */ -/* RTC Compare Value for Processor C */ -/* ==================================================================== */ - -#define SH1_INT_CMPC __IA64_UL_CONST(0x00000001101b0100) -#define SH2_INT_CMPC __IA64_UL_CONST(0x00000000101b0100) -#define SH_INT_CMPC_MASK __IA64_UL_CONST(0x007fffffffffffff) -#define SH_INT_CMPC_INIT __IA64_UL_CONST(0x0000000000000000) - -/* SH_INT_CMPC_REAL_TIME_CMPC */ -/* Description: Real Time Clock Compare */ -#define SH_INT_CMPC_REAL_TIME_CMPC_SHFT 0 -#define SH_INT_CMPC_REAL_TIME_CMPC_MASK __IA64_UL_CONST(0x007fffffffffffff) - -/* ==================================================================== */ -/* Register "SH_INT_CMPD" */ -/* RTC Compare Value for Processor D */ -/* ==================================================================== */ - -#define SH1_INT_CMPD __IA64_UL_CONST(0x00000001101b0180) -#define SH2_INT_CMPD __IA64_UL_CONST(0x00000000101b0180) -#define SH_INT_CMPD_MASK __IA64_UL_CONST(0x007fffffffffffff) -#define SH_INT_CMPD_INIT __IA64_UL_CONST(0x0000000000000000) - -/* SH_INT_CMPD_REAL_TIME_CMPD */ -/* Description: Real Time Clock Compare */ -#define SH_INT_CMPD_REAL_TIME_CMPD_SHFT 0 -#define SH_INT_CMPD_REAL_TIME_CMPD_MASK __IA64_UL_CONST(0x007fffffffffffff) - -/* ==================================================================== */ -/* Register "SH_MD_DQLP_MMR_DIR_PRIVEC0" */ -/* privilege vector for acc=0 */ -/* ==================================================================== */ -#define SH1_MD_DQLP_MMR_DIR_PRIVEC0 __IA64_UL_CONST(0x0000000100030300) - -/* ==================================================================== */ -/* Register "SH_MD_DQRP_MMR_DIR_PRIVEC0" */ -/* privilege vector for acc=0 */ -/* ==================================================================== */ -#define SH1_MD_DQRP_MMR_DIR_PRIVEC0 __IA64_UL_CONST(0x0000000100050300) - -/* ==================================================================== */ -/* Some MMRs are functionally identical (or close enough) on both SHUB1 */ -/* and SHUB2 that it makes sense to define a geberic name for the MMR. */ -/* It is acceptable to use (for example) SH_IPI_INT to reference the */ -/* the IPI MMR. The value of SH_IPI_INT is determined at runtime based */ -/* on the type of the SHUB. Do not use these #defines in performance */ -/* critical code or loops - there is a small performance penalty. */ -/* ==================================================================== */ -#define shubmmr(a,b) (is_shub2() ? a##2_##b : a##1_##b) - -#define SH_REAL_JUNK_BUS_LED0 shubmmr(SH, REAL_JUNK_BUS_LED0) -#define SH_IPI_INT shubmmr(SH, IPI_INT) -#define SH_EVENT_OCCURRED shubmmr(SH, EVENT_OCCURRED) -#define SH_EVENT_OCCURRED_ALIAS shubmmr(SH, EVENT_OCCURRED_ALIAS) -#define SH_RTC shubmmr(SH, RTC) -#define SH_RTC1_INT_CONFIG shubmmr(SH, RTC1_INT_CONFIG) -#define SH_RTC1_INT_ENABLE shubmmr(SH, RTC1_INT_ENABLE) -#define SH_RTC2_INT_CONFIG shubmmr(SH, RTC2_INT_CONFIG) -#define SH_RTC2_INT_ENABLE shubmmr(SH, RTC2_INT_ENABLE) -#define SH_RTC3_INT_CONFIG shubmmr(SH, RTC3_INT_CONFIG) -#define SH_RTC3_INT_ENABLE shubmmr(SH, RTC3_INT_ENABLE) -#define SH_INT_CMPB shubmmr(SH, INT_CMPB) -#define SH_INT_CMPC shubmmr(SH, INT_CMPC) -#define SH_INT_CMPD shubmmr(SH, INT_CMPD) - -/* ========================================================================== */ -/* Register "SH2_BT_ENG_CSR_0" */ -/* Engine 0 Control and Status Register */ -/* ========================================================================== */ - -#define SH2_BT_ENG_CSR_0 __IA64_UL_CONST(0x0000000030040000) -#define SH2_BT_ENG_SRC_ADDR_0 __IA64_UL_CONST(0x0000000030040080) -#define SH2_BT_ENG_DEST_ADDR_0 __IA64_UL_CONST(0x0000000030040100) -#define SH2_BT_ENG_NOTIF_ADDR_0 __IA64_UL_CONST(0x0000000030040180) - -/* ========================================================================== */ -/* BTE interfaces 1-3 */ -/* ========================================================================== */ - -#define SH2_BT_ENG_CSR_1 __IA64_UL_CONST(0x0000000030050000) -#define SH2_BT_ENG_CSR_2 __IA64_UL_CONST(0x0000000030060000) -#define SH2_BT_ENG_CSR_3 __IA64_UL_CONST(0x0000000030070000) - -#endif /* _ASM_IA64_SN_SHUB_MMR_H */ diff --git a/arch/ia64/include/asm/sn/shubio.h b/arch/ia64/include/asm/sn/shubio.h deleted file mode 100644 index 8a1ec139f977..000000000000 --- a/arch/ia64/include/asm/sn/shubio.h +++ /dev/null @@ -1,3358 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1992 - 1997, 2000-2005 Silicon Graphics, Inc. All rights reserved. - */ - -#ifndef _ASM_IA64_SN_SHUBIO_H -#define _ASM_IA64_SN_SHUBIO_H - -#define HUB_WIDGET_ID_MAX 0xf -#define IIO_NUM_ITTES 7 -#define HUB_NUM_BIG_WINDOW (IIO_NUM_ITTES - 1) - -#define IIO_WID 0x00400000 /* Crosstalk Widget Identification */ - /* This register is also accessible from - * Crosstalk at address 0x0. */ -#define IIO_WSTAT 0x00400008 /* Crosstalk Widget Status */ -#define IIO_WCR 0x00400020 /* Crosstalk Widget Control Register */ -#define IIO_ILAPR 0x00400100 /* IO Local Access Protection Register */ -#define IIO_ILAPO 0x00400108 /* IO Local Access Protection Override */ -#define IIO_IOWA 0x00400110 /* IO Outbound Widget Access */ -#define IIO_IIWA 0x00400118 /* IO Inbound Widget Access */ -#define IIO_IIDEM 0x00400120 /* IO Inbound Device Error Mask */ -#define IIO_ILCSR 0x00400128 /* IO LLP Control and Status Register */ -#define IIO_ILLR 0x00400130 /* IO LLP Log Register */ -#define IIO_IIDSR 0x00400138 /* IO Interrupt Destination */ - -#define IIO_IGFX0 0x00400140 /* IO Graphics Node-Widget Map 0 */ -#define IIO_IGFX1 0x00400148 /* IO Graphics Node-Widget Map 1 */ - -#define IIO_ISCR0 0x00400150 /* IO Scratch Register 0 */ -#define IIO_ISCR1 0x00400158 /* IO Scratch Register 1 */ - -#define IIO_ITTE1 0x00400160 /* IO Translation Table Entry 1 */ -#define IIO_ITTE2 0x00400168 /* IO Translation Table Entry 2 */ -#define IIO_ITTE3 0x00400170 /* IO Translation Table Entry 3 */ -#define IIO_ITTE4 0x00400178 /* IO Translation Table Entry 4 */ -#define IIO_ITTE5 0x00400180 /* IO Translation Table Entry 5 */ -#define IIO_ITTE6 0x00400188 /* IO Translation Table Entry 6 */ -#define IIO_ITTE7 0x00400190 /* IO Translation Table Entry 7 */ - -#define IIO_IPRB0 0x00400198 /* IO PRB Entry 0 */ -#define IIO_IPRB8 0x004001A0 /* IO PRB Entry 8 */ -#define IIO_IPRB9 0x004001A8 /* IO PRB Entry 9 */ -#define IIO_IPRBA 0x004001B0 /* IO PRB Entry A */ -#define IIO_IPRBB 0x004001B8 /* IO PRB Entry B */ -#define IIO_IPRBC 0x004001C0 /* IO PRB Entry C */ -#define IIO_IPRBD 0x004001C8 /* IO PRB Entry D */ -#define IIO_IPRBE 0x004001D0 /* IO PRB Entry E */ -#define IIO_IPRBF 0x004001D8 /* IO PRB Entry F */ - -#define IIO_IXCC 0x004001E0 /* IO Crosstalk Credit Count Timeout */ -#define IIO_IMEM 0x004001E8 /* IO Miscellaneous Error Mask */ -#define IIO_IXTT 0x004001F0 /* IO Crosstalk Timeout Threshold */ -#define IIO_IECLR 0x004001F8 /* IO Error Clear Register */ -#define IIO_IBCR 0x00400200 /* IO BTE Control Register */ - -#define IIO_IXSM 0x00400208 /* IO Crosstalk Spurious Message */ -#define IIO_IXSS 0x00400210 /* IO Crosstalk Spurious Sideband */ - -#define IIO_ILCT 0x00400218 /* IO LLP Channel Test */ - -#define IIO_IIEPH1 0x00400220 /* IO Incoming Error Packet Header, Part 1 */ -#define IIO_IIEPH2 0x00400228 /* IO Incoming Error Packet Header, Part 2 */ - -#define IIO_ISLAPR 0x00400230 /* IO SXB Local Access Protection Regster */ -#define IIO_ISLAPO 0x00400238 /* IO SXB Local Access Protection Override */ - -#define IIO_IWI 0x00400240 /* IO Wrapper Interrupt Register */ -#define IIO_IWEL 0x00400248 /* IO Wrapper Error Log Register */ -#define IIO_IWC 0x00400250 /* IO Wrapper Control Register */ -#define IIO_IWS 0x00400258 /* IO Wrapper Status Register */ -#define IIO_IWEIM 0x00400260 /* IO Wrapper Error Interrupt Masking Register */ - -#define IIO_IPCA 0x00400300 /* IO PRB Counter Adjust */ - -#define IIO_IPRTE0_A 0x00400308 /* IO PIO Read Address Table Entry 0, Part A */ -#define IIO_IPRTE1_A 0x00400310 /* IO PIO Read Address Table Entry 1, Part A */ -#define IIO_IPRTE2_A 0x00400318 /* IO PIO Read Address Table Entry 2, Part A */ -#define IIO_IPRTE3_A 0x00400320 /* IO PIO Read Address Table Entry 3, Part A */ -#define IIO_IPRTE4_A 0x00400328 /* IO PIO Read Address Table Entry 4, Part A */ -#define IIO_IPRTE5_A 0x00400330 /* IO PIO Read Address Table Entry 5, Part A */ -#define IIO_IPRTE6_A 0x00400338 /* IO PIO Read Address Table Entry 6, Part A */ -#define IIO_IPRTE7_A 0x00400340 /* IO PIO Read Address Table Entry 7, Part A */ - -#define IIO_IPRTE0_B 0x00400348 /* IO PIO Read Address Table Entry 0, Part B */ -#define IIO_IPRTE1_B 0x00400350 /* IO PIO Read Address Table Entry 1, Part B */ -#define IIO_IPRTE2_B 0x00400358 /* IO PIO Read Address Table Entry 2, Part B */ -#define IIO_IPRTE3_B 0x00400360 /* IO PIO Read Address Table Entry 3, Part B */ -#define IIO_IPRTE4_B 0x00400368 /* IO PIO Read Address Table Entry 4, Part B */ -#define IIO_IPRTE5_B 0x00400370 /* IO PIO Read Address Table Entry 5, Part B */ -#define IIO_IPRTE6_B 0x00400378 /* IO PIO Read Address Table Entry 6, Part B */ -#define IIO_IPRTE7_B 0x00400380 /* IO PIO Read Address Table Entry 7, Part B */ - -#define IIO_IPDR 0x00400388 /* IO PIO Deallocation Register */ -#define IIO_ICDR 0x00400390 /* IO CRB Entry Deallocation Register */ -#define IIO_IFDR 0x00400398 /* IO IOQ FIFO Depth Register */ -#define IIO_IIAP 0x004003A0 /* IO IIQ Arbitration Parameters */ -#define IIO_ICMR 0x004003A8 /* IO CRB Management Register */ -#define IIO_ICCR 0x004003B0 /* IO CRB Control Register */ -#define IIO_ICTO 0x004003B8 /* IO CRB Timeout */ -#define IIO_ICTP 0x004003C0 /* IO CRB Timeout Prescalar */ - -#define IIO_ICRB0_A 0x00400400 /* IO CRB Entry 0_A */ -#define IIO_ICRB0_B 0x00400408 /* IO CRB Entry 0_B */ -#define IIO_ICRB0_C 0x00400410 /* IO CRB Entry 0_C */ -#define IIO_ICRB0_D 0x00400418 /* IO CRB Entry 0_D */ -#define IIO_ICRB0_E 0x00400420 /* IO CRB Entry 0_E */ - -#define IIO_ICRB1_A 0x00400430 /* IO CRB Entry 1_A */ -#define IIO_ICRB1_B 0x00400438 /* IO CRB Entry 1_B */ -#define IIO_ICRB1_C 0x00400440 /* IO CRB Entry 1_C */ -#define IIO_ICRB1_D 0x00400448 /* IO CRB Entry 1_D */ -#define IIO_ICRB1_E 0x00400450 /* IO CRB Entry 1_E */ - -#define IIO_ICRB2_A 0x00400460 /* IO CRB Entry 2_A */ -#define IIO_ICRB2_B 0x00400468 /* IO CRB Entry 2_B */ -#define IIO_ICRB2_C 0x00400470 /* IO CRB Entry 2_C */ -#define IIO_ICRB2_D 0x00400478 /* IO CRB Entry 2_D */ -#define IIO_ICRB2_E 0x00400480 /* IO CRB Entry 2_E */ - -#define IIO_ICRB3_A 0x00400490 /* IO CRB Entry 3_A */ -#define IIO_ICRB3_B 0x00400498 /* IO CRB Entry 3_B */ -#define IIO_ICRB3_C 0x004004a0 /* IO CRB Entry 3_C */ -#define IIO_ICRB3_D 0x004004a8 /* IO CRB Entry 3_D */ -#define IIO_ICRB3_E 0x004004b0 /* IO CRB Entry 3_E */ - -#define IIO_ICRB4_A 0x004004c0 /* IO CRB Entry 4_A */ -#define IIO_ICRB4_B 0x004004c8 /* IO CRB Entry 4_B */ -#define IIO_ICRB4_C 0x004004d0 /* IO CRB Entry 4_C */ -#define IIO_ICRB4_D 0x004004d8 /* IO CRB Entry 4_D */ -#define IIO_ICRB4_E 0x004004e0 /* IO CRB Entry 4_E */ - -#define IIO_ICRB5_A 0x004004f0 /* IO CRB Entry 5_A */ -#define IIO_ICRB5_B 0x004004f8 /* IO CRB Entry 5_B */ -#define IIO_ICRB5_C 0x00400500 /* IO CRB Entry 5_C */ -#define IIO_ICRB5_D 0x00400508 /* IO CRB Entry 5_D */ -#define IIO_ICRB5_E 0x00400510 /* IO CRB Entry 5_E */ - -#define IIO_ICRB6_A 0x00400520 /* IO CRB Entry 6_A */ -#define IIO_ICRB6_B 0x00400528 /* IO CRB Entry 6_B */ -#define IIO_ICRB6_C 0x00400530 /* IO CRB Entry 6_C */ -#define IIO_ICRB6_D 0x00400538 /* IO CRB Entry 6_D */ -#define IIO_ICRB6_E 0x00400540 /* IO CRB Entry 6_E */ - -#define IIO_ICRB7_A 0x00400550 /* IO CRB Entry 7_A */ -#define IIO_ICRB7_B 0x00400558 /* IO CRB Entry 7_B */ -#define IIO_ICRB7_C 0x00400560 /* IO CRB Entry 7_C */ -#define IIO_ICRB7_D 0x00400568 /* IO CRB Entry 7_D */ -#define IIO_ICRB7_E 0x00400570 /* IO CRB Entry 7_E */ - -#define IIO_ICRB8_A 0x00400580 /* IO CRB Entry 8_A */ -#define IIO_ICRB8_B 0x00400588 /* IO CRB Entry 8_B */ -#define IIO_ICRB8_C 0x00400590 /* IO CRB Entry 8_C */ -#define IIO_ICRB8_D 0x00400598 /* IO CRB Entry 8_D */ -#define IIO_ICRB8_E 0x004005a0 /* IO CRB Entry 8_E */ - -#define IIO_ICRB9_A 0x004005b0 /* IO CRB Entry 9_A */ -#define IIO_ICRB9_B 0x004005b8 /* IO CRB Entry 9_B */ -#define IIO_ICRB9_C 0x004005c0 /* IO CRB Entry 9_C */ -#define IIO_ICRB9_D 0x004005c8 /* IO CRB Entry 9_D */ -#define IIO_ICRB9_E 0x004005d0 /* IO CRB Entry 9_E */ - -#define IIO_ICRBA_A 0x004005e0 /* IO CRB Entry A_A */ -#define IIO_ICRBA_B 0x004005e8 /* IO CRB Entry A_B */ -#define IIO_ICRBA_C 0x004005f0 /* IO CRB Entry A_C */ -#define IIO_ICRBA_D 0x004005f8 /* IO CRB Entry A_D */ -#define IIO_ICRBA_E 0x00400600 /* IO CRB Entry A_E */ - -#define IIO_ICRBB_A 0x00400610 /* IO CRB Entry B_A */ -#define IIO_ICRBB_B 0x00400618 /* IO CRB Entry B_B */ -#define IIO_ICRBB_C 0x00400620 /* IO CRB Entry B_C */ -#define IIO_ICRBB_D 0x00400628 /* IO CRB Entry B_D */ -#define IIO_ICRBB_E 0x00400630 /* IO CRB Entry B_E */ - -#define IIO_ICRBC_A 0x00400640 /* IO CRB Entry C_A */ -#define IIO_ICRBC_B 0x00400648 /* IO CRB Entry C_B */ -#define IIO_ICRBC_C 0x00400650 /* IO CRB Entry C_C */ -#define IIO_ICRBC_D 0x00400658 /* IO CRB Entry C_D */ -#define IIO_ICRBC_E 0x00400660 /* IO CRB Entry C_E */ - -#define IIO_ICRBD_A 0x00400670 /* IO CRB Entry D_A */ -#define IIO_ICRBD_B 0x00400678 /* IO CRB Entry D_B */ -#define IIO_ICRBD_C 0x00400680 /* IO CRB Entry D_C */ -#define IIO_ICRBD_D 0x00400688 /* IO CRB Entry D_D */ -#define IIO_ICRBD_E 0x00400690 /* IO CRB Entry D_E */ - -#define IIO_ICRBE_A 0x004006a0 /* IO CRB Entry E_A */ -#define IIO_ICRBE_B 0x004006a8 /* IO CRB Entry E_B */ -#define IIO_ICRBE_C 0x004006b0 /* IO CRB Entry E_C */ -#define IIO_ICRBE_D 0x004006b8 /* IO CRB Entry E_D */ -#define IIO_ICRBE_E 0x004006c0 /* IO CRB Entry E_E */ - -#define IIO_ICSML 0x00400700 /* IO CRB Spurious Message Low */ -#define IIO_ICSMM 0x00400708 /* IO CRB Spurious Message Middle */ -#define IIO_ICSMH 0x00400710 /* IO CRB Spurious Message High */ - -#define IIO_IDBSS 0x00400718 /* IO Debug Submenu Select */ - -#define IIO_IBLS0 0x00410000 /* IO BTE Length Status 0 */ -#define IIO_IBSA0 0x00410008 /* IO BTE Source Address 0 */ -#define IIO_IBDA0 0x00410010 /* IO BTE Destination Address 0 */ -#define IIO_IBCT0 0x00410018 /* IO BTE Control Terminate 0 */ -#define IIO_IBNA0 0x00410020 /* IO BTE Notification Address 0 */ -#define IIO_IBIA0 0x00410028 /* IO BTE Interrupt Address 0 */ -#define IIO_IBLS1 0x00420000 /* IO BTE Length Status 1 */ -#define IIO_IBSA1 0x00420008 /* IO BTE Source Address 1 */ -#define IIO_IBDA1 0x00420010 /* IO BTE Destination Address 1 */ -#define IIO_IBCT1 0x00420018 /* IO BTE Control Terminate 1 */ -#define IIO_IBNA1 0x00420020 /* IO BTE Notification Address 1 */ -#define IIO_IBIA1 0x00420028 /* IO BTE Interrupt Address 1 */ - -#define IIO_IPCR 0x00430000 /* IO Performance Control */ -#define IIO_IPPR 0x00430008 /* IO Performance Profiling */ - -/************************************************************************ - * * - * Description: This register echoes some information from the * - * LB_REV_ID register. It is available through Crosstalk as described * - * above. The REV_NUM and MFG_NUM fields receive their values from * - * the REVISION and MANUFACTURER fields in the LB_REV_ID register. * - * The PART_NUM field's value is the Crosstalk device ID number that * - * Steve Miller assigned to the SHub chip. * - * * - ************************************************************************/ - -typedef union ii_wid_u { - u64 ii_wid_regval; - struct { - u64 w_rsvd_1:1; - u64 w_mfg_num:11; - u64 w_part_num:16; - u64 w_rev_num:4; - u64 w_rsvd:32; - } ii_wid_fld_s; -} ii_wid_u_t; - -/************************************************************************ - * * - * The fields in this register are set upon detection of an error * - * and cleared by various mechanisms, as explained in the * - * description. * - * * - ************************************************************************/ - -typedef union ii_wstat_u { - u64 ii_wstat_regval; - struct { - u64 w_pending:4; - u64 w_xt_crd_to:1; - u64 w_xt_tail_to:1; - u64 w_rsvd_3:3; - u64 w_tx_mx_rty:1; - u64 w_rsvd_2:6; - u64 w_llp_tx_cnt:8; - u64 w_rsvd_1:8; - u64 w_crazy:1; - u64 w_rsvd:31; - } ii_wstat_fld_s; -} ii_wstat_u_t; - -/************************************************************************ - * * - * Description: This is a read-write enabled register. It controls * - * various aspects of the Crosstalk flow control. * - * * - ************************************************************************/ - -typedef union ii_wcr_u { - u64 ii_wcr_regval; - struct { - u64 w_wid:4; - u64 w_tag:1; - u64 w_rsvd_1:8; - u64 w_dst_crd:3; - u64 w_f_bad_pkt:1; - u64 w_dir_con:1; - u64 w_e_thresh:5; - u64 w_rsvd:41; - } ii_wcr_fld_s; -} ii_wcr_u_t; - -/************************************************************************ - * * - * Description: This register's value is a bit vector that guards * - * access to local registers within the II as well as to external * - * Crosstalk widgets. Each bit in the register corresponds to a * - * particular region in the system; a region consists of one, two or * - * four nodes (depending on the value of the REGION_SIZE field in the * - * LB_REV_ID register, which is documented in Section 8.3.1.1). The * - * protection provided by this register applies to PIO read * - * operations as well as PIO write operations. The II will perform a * - * PIO read or write request only if the bit for the requestor's * - * region is set; otherwise, the II will not perform the requested * - * operation and will return an error response. When a PIO read or * - * write request targets an external Crosstalk widget, then not only * - * must the bit for the requestor's region be set in the ILAPR, but * - * also the target widget's bit in the IOWA register must be set in * - * order for the II to perform the requested operation; otherwise, * - * the II will return an error response. Hence, the protection * - * provided by the IOWA register supplements the protection provided * - * by the ILAPR for requests that target external Crosstalk widgets. * - * This register itself can be accessed only by the nodes whose * - * region ID bits are enabled in this same register. It can also be * - * accessed through the IAlias space by the local processors. * - * The reset value of this register allows access by all nodes. * - * * - ************************************************************************/ - -typedef union ii_ilapr_u { - u64 ii_ilapr_regval; - struct { - u64 i_region:64; - } ii_ilapr_fld_s; -} ii_ilapr_u_t; - -/************************************************************************ - * * - * Description: A write to this register of the 64-bit value * - * "SGIrules" in ASCII, will cause the bit in the ILAPR register * - * corresponding to the region of the requestor to be set (allow * - * access). A write of any other value will be ignored. Access * - * protection for this register is "SGIrules". * - * This register can also be accessed through the IAlias space. * - * However, this access will not change the access permissions in the * - * ILAPR. * - * * - ************************************************************************/ - -typedef union ii_ilapo_u { - u64 ii_ilapo_regval; - struct { - u64 i_io_ovrride:64; - } ii_ilapo_fld_s; -} ii_ilapo_u_t; - -/************************************************************************ - * * - * This register qualifies all the PIO and Graphics writes launched * - * from the SHUB towards a widget. * - * * - ************************************************************************/ - -typedef union ii_iowa_u { - u64 ii_iowa_regval; - struct { - u64 i_w0_oac:1; - u64 i_rsvd_1:7; - u64 i_wx_oac:8; - u64 i_rsvd:48; - } ii_iowa_fld_s; -} ii_iowa_u_t; - -/************************************************************************ - * * - * Description: This register qualifies all the requests launched * - * from a widget towards the Shub. This register is intended to be * - * used by software in case of misbehaving widgets. * - * * - * * - ************************************************************************/ - -typedef union ii_iiwa_u { - u64 ii_iiwa_regval; - struct { - u64 i_w0_iac:1; - u64 i_rsvd_1:7; - u64 i_wx_iac:8; - u64 i_rsvd:48; - } ii_iiwa_fld_s; -} ii_iiwa_u_t; - -/************************************************************************ - * * - * Description: This register qualifies all the operations launched * - * from a widget towards the SHub. It allows individual access * - * control for up to 8 devices per widget. A device refers to * - * individual DMA master hosted by a widget. * - * The bits in each field of this register are cleared by the Shub * - * upon detection of an error which requires the device to be * - * disabled. These fields assume that 0=TNUM=7 (i.e., Bridge-centric * - * Crosstalk). Whether or not a device has access rights to this * - * Shub is determined by an AND of the device enable bit in the * - * appropriate field of this register and the corresponding bit in * - * the Wx_IAC field (for the widget which this device belongs to). * - * The bits in this field are set by writing a 1 to them. Incoming * - * replies from Crosstalk are not subject to this access control * - * mechanism. * - * * - ************************************************************************/ - -typedef union ii_iidem_u { - u64 ii_iidem_regval; - struct { - u64 i_w8_dxs:8; - u64 i_w9_dxs:8; - u64 i_wa_dxs:8; - u64 i_wb_dxs:8; - u64 i_wc_dxs:8; - u64 i_wd_dxs:8; - u64 i_we_dxs:8; - u64 i_wf_dxs:8; - } ii_iidem_fld_s; -} ii_iidem_u_t; - -/************************************************************************ - * * - * This register contains the various programmable fields necessary * - * for controlling and observing the LLP signals. * - * * - ************************************************************************/ - -typedef union ii_ilcsr_u { - u64 ii_ilcsr_regval; - struct { - u64 i_nullto:6; - u64 i_rsvd_4:2; - u64 i_wrmrst:1; - u64 i_rsvd_3:1; - u64 i_llp_en:1; - u64 i_bm8:1; - u64 i_llp_stat:2; - u64 i_remote_power:1; - u64 i_rsvd_2:1; - u64 i_maxrtry:10; - u64 i_d_avail_sel:2; - u64 i_rsvd_1:4; - u64 i_maxbrst:10; - u64 i_rsvd:22; - - } ii_ilcsr_fld_s; -} ii_ilcsr_u_t; - -/************************************************************************ - * * - * This is simply a status registers that monitors the LLP error * - * rate. * - * * - ************************************************************************/ - -typedef union ii_illr_u { - u64 ii_illr_regval; - struct { - u64 i_sn_cnt:16; - u64 i_cb_cnt:16; - u64 i_rsvd:32; - } ii_illr_fld_s; -} ii_illr_u_t; - -/************************************************************************ - * * - * Description: All II-detected non-BTE error interrupts are * - * specified via this register. * - * NOTE: The PI interrupt register address is hardcoded in the II. If * - * PI_ID==0, then the II sends an interrupt request (Duplonet PWRI * - * packet) to address offset 0x0180_0090 within the local register * - * address space of PI0 on the node specified by the NODE field. If * - * PI_ID==1, then the II sends the interrupt request to address * - * offset 0x01A0_0090 within the local register address space of PI1 * - * on the node specified by the NODE field. * - * * - ************************************************************************/ - -typedef union ii_iidsr_u { - u64 ii_iidsr_regval; - struct { - u64 i_level:8; - u64 i_pi_id:1; - u64 i_node:11; - u64 i_rsvd_3:4; - u64 i_enable:1; - u64 i_rsvd_2:3; - u64 i_int_sent:2; - u64 i_rsvd_1:2; - u64 i_pi0_forward_int:1; - u64 i_pi1_forward_int:1; - u64 i_rsvd:30; - } ii_iidsr_fld_s; -} ii_iidsr_u_t; - -/************************************************************************ - * * - * There are two instances of this register. This register is used * - * for matching up the incoming responses from the graphics widget to * - * the processor that initiated the graphics operation. The * - * write-responses are converted to graphics credits and returned to * - * the processor so that the processor interface can manage the flow * - * control. * - * * - ************************************************************************/ - -typedef union ii_igfx0_u { - u64 ii_igfx0_regval; - struct { - u64 i_w_num:4; - u64 i_pi_id:1; - u64 i_n_num:12; - u64 i_p_num:1; - u64 i_rsvd:46; - } ii_igfx0_fld_s; -} ii_igfx0_u_t; - -/************************************************************************ - * * - * There are two instances of this register. This register is used * - * for matching up the incoming responses from the graphics widget to * - * the processor that initiated the graphics operation. The * - * write-responses are converted to graphics credits and returned to * - * the processor so that the processor interface can manage the flow * - * control. * - * * - ************************************************************************/ - -typedef union ii_igfx1_u { - u64 ii_igfx1_regval; - struct { - u64 i_w_num:4; - u64 i_pi_id:1; - u64 i_n_num:12; - u64 i_p_num:1; - u64 i_rsvd:46; - } ii_igfx1_fld_s; -} ii_igfx1_u_t; - -/************************************************************************ - * * - * There are two instances of this registers. These registers are * - * used as scratch registers for software use. * - * * - ************************************************************************/ - -typedef union ii_iscr0_u { - u64 ii_iscr0_regval; - struct { - u64 i_scratch:64; - } ii_iscr0_fld_s; -} ii_iscr0_u_t; - -/************************************************************************ - * * - * There are two instances of this registers. These registers are * - * used as scratch registers for software use. * - * * - ************************************************************************/ - -typedef union ii_iscr1_u { - u64 ii_iscr1_regval; - struct { - u64 i_scratch:64; - } ii_iscr1_fld_s; -} ii_iscr1_u_t; - -/************************************************************************ - * * - * Description: There are seven instances of translation table entry * - * registers. Each register maps a Shub Big Window to a 48-bit * - * address on Crosstalk. * - * For M-mode (128 nodes, 8 GBytes/node), SysAD[31:29] (Big Window * - * number) are used to select one of these 7 registers. The Widget * - * number field is then derived from the W_NUM field for synthesizing * - * a Crosstalk packet. The 5 bits of OFFSET are concatenated with * - * SysAD[28:0] to form Crosstalk[33:0]. The upper Crosstalk[47:34] * - * are padded with zeros. Although the maximum Crosstalk space * - * addressable by the SHub is thus the lower 16 GBytes per widget * - * (M-mode), however only <SUP >7</SUP>/<SUB >32nds</SUB> of this * - * space can be accessed. * - * For the N-mode (256 nodes, 4 GBytes/node), SysAD[30:28] (Big * - * Window number) are used to select one of these 7 registers. The * - * Widget number field is then derived from the W_NUM field for * - * synthesizing a Crosstalk packet. The 5 bits of OFFSET are * - * concatenated with SysAD[27:0] to form Crosstalk[33:0]. The IOSP * - * field is used as Crosstalk[47], and remainder of the Crosstalk * - * address bits (Crosstalk[46:34]) are always zero. While the maximum * - * Crosstalk space addressable by the Shub is thus the lower * - * 8-GBytes per widget (N-mode), only <SUP >7</SUP>/<SUB >32nds</SUB> * - * of this space can be accessed. * - * * - ************************************************************************/ - -typedef union ii_itte1_u { - u64 ii_itte1_regval; - struct { - u64 i_offset:5; - u64 i_rsvd_1:3; - u64 i_w_num:4; - u64 i_iosp:1; - u64 i_rsvd:51; - } ii_itte1_fld_s; -} ii_itte1_u_t; - -/************************************************************************ - * * - * Description: There are seven instances of translation table entry * - * registers. Each register maps a Shub Big Window to a 48-bit * - * address on Crosstalk. * - * For M-mode (128 nodes, 8 GBytes/node), SysAD[31:29] (Big Window * - * number) are used to select one of these 7 registers. The Widget * - * number field is then derived from the W_NUM field for synthesizing * - * a Crosstalk packet. The 5 bits of OFFSET are concatenated with * - * SysAD[28:0] to form Crosstalk[33:0]. The upper Crosstalk[47:34] * - * are padded with zeros. Although the maximum Crosstalk space * - * addressable by the Shub is thus the lower 16 GBytes per widget * - * (M-mode), however only <SUP >7</SUP>/<SUB >32nds</SUB> of this * - * space can be accessed. * - * For the N-mode (256 nodes, 4 GBytes/node), SysAD[30:28] (Big * - * Window number) are used to select one of these 7 registers. The * - * Widget number field is then derived from the W_NUM field for * - * synthesizing a Crosstalk packet. The 5 bits of OFFSET are * - * concatenated with SysAD[27:0] to form Crosstalk[33:0]. The IOSP * - * field is used as Crosstalk[47], and remainder of the Crosstalk * - * address bits (Crosstalk[46:34]) are always zero. While the maximum * - * Crosstalk space addressable by the Shub is thus the lower * - * 8-GBytes per widget (N-mode), only <SUP >7</SUP>/<SUB >32nds</SUB> * - * of this space can be accessed. * - * * - ************************************************************************/ - -typedef union ii_itte2_u { - u64 ii_itte2_regval; - struct { - u64 i_offset:5; - u64 i_rsvd_1:3; - u64 i_w_num:4; - u64 i_iosp:1; - u64 i_rsvd:51; - } ii_itte2_fld_s; -} ii_itte2_u_t; - -/************************************************************************ - * * - * Description: There are seven instances of translation table entry * - * registers. Each register maps a Shub Big Window to a 48-bit * - * address on Crosstalk. * - * For M-mode (128 nodes, 8 GBytes/node), SysAD[31:29] (Big Window * - * number) are used to select one of these 7 registers. The Widget * - * number field is then derived from the W_NUM field for synthesizing * - * a Crosstalk packet. The 5 bits of OFFSET are concatenated with * - * SysAD[28:0] to form Crosstalk[33:0]. The upper Crosstalk[47:34] * - * are padded with zeros. Although the maximum Crosstalk space * - * addressable by the Shub is thus the lower 16 GBytes per widget * - * (M-mode), however only <SUP >7</SUP>/<SUB >32nds</SUB> of this * - * space can be accessed. * - * For the N-mode (256 nodes, 4 GBytes/node), SysAD[30:28] (Big * - * Window number) are used to select one of these 7 registers. The * - * Widget number field is then derived from the W_NUM field for * - * synthesizing a Crosstalk packet. The 5 bits of OFFSET are * - * concatenated with SysAD[27:0] to form Crosstalk[33:0]. The IOSP * - * field is used as Crosstalk[47], and remainder of the Crosstalk * - * address bits (Crosstalk[46:34]) are always zero. While the maximum * - * Crosstalk space addressable by the SHub is thus the lower * - * 8-GBytes per widget (N-mode), only <SUP >7</SUP>/<SUB >32nds</SUB> * - * of this space can be accessed. * - * * - ************************************************************************/ - -typedef union ii_itte3_u { - u64 ii_itte3_regval; - struct { - u64 i_offset:5; - u64 i_rsvd_1:3; - u64 i_w_num:4; - u64 i_iosp:1; - u64 i_rsvd:51; - } ii_itte3_fld_s; -} ii_itte3_u_t; - -/************************************************************************ - * * - * Description: There are seven instances of translation table entry * - * registers. Each register maps a SHub Big Window to a 48-bit * - * address on Crosstalk. * - * For M-mode (128 nodes, 8 GBytes/node), SysAD[31:29] (Big Window * - * number) are used to select one of these 7 registers. The Widget * - * number field is then derived from the W_NUM field for synthesizing * - * a Crosstalk packet. The 5 bits of OFFSET are concatenated with * - * SysAD[28:0] to form Crosstalk[33:0]. The upper Crosstalk[47:34] * - * are padded with zeros. Although the maximum Crosstalk space * - * addressable by the SHub is thus the lower 16 GBytes per widget * - * (M-mode), however only <SUP >7</SUP>/<SUB >32nds</SUB> of this * - * space can be accessed. * - * For the N-mode (256 nodes, 4 GBytes/node), SysAD[30:28] (Big * - * Window number) are used to select one of these 7 registers. The * - * Widget number field is then derived from the W_NUM field for * - * synthesizing a Crosstalk packet. The 5 bits of OFFSET are * - * concatenated with SysAD[27:0] to form Crosstalk[33:0]. The IOSP * - * field is used as Crosstalk[47], and remainder of the Crosstalk * - * address bits (Crosstalk[46:34]) are always zero. While the maximum * - * Crosstalk space addressable by the SHub is thus the lower * - * 8-GBytes per widget (N-mode), only <SUP >7</SUP>/<SUB >32nds</SUB> * - * of this space can be accessed. * - * * - ************************************************************************/ - -typedef union ii_itte4_u { - u64 ii_itte4_regval; - struct { - u64 i_offset:5; - u64 i_rsvd_1:3; - u64 i_w_num:4; - u64 i_iosp:1; - u64 i_rsvd:51; - } ii_itte4_fld_s; -} ii_itte4_u_t; - -/************************************************************************ - * * - * Description: There are seven instances of translation table entry * - * registers. Each register maps a SHub Big Window to a 48-bit * - * address on Crosstalk. * - * For M-mode (128 nodes, 8 GBytes/node), SysAD[31:29] (Big Window * - * number) are used to select one of these 7 registers. The Widget * - * number field is then derived from the W_NUM field for synthesizing * - * a Crosstalk packet. The 5 bits of OFFSET are concatenated with * - * SysAD[28:0] to form Crosstalk[33:0]. The upper Crosstalk[47:34] * - * are padded with zeros. Although the maximum Crosstalk space * - * addressable by the Shub is thus the lower 16 GBytes per widget * - * (M-mode), however only <SUP >7</SUP>/<SUB >32nds</SUB> of this * - * space can be accessed. * - * For the N-mode (256 nodes, 4 GBytes/node), SysAD[30:28] (Big * - * Window number) are used to select one of these 7 registers. The * - * Widget number field is then derived from the W_NUM field for * - * synthesizing a Crosstalk packet. The 5 bits of OFFSET are * - * concatenated with SysAD[27:0] to form Crosstalk[33:0]. The IOSP * - * field is used as Crosstalk[47], and remainder of the Crosstalk * - * address bits (Crosstalk[46:34]) are always zero. While the maximum * - * Crosstalk space addressable by the Shub is thus the lower * - * 8-GBytes per widget (N-mode), only <SUP >7</SUP>/<SUB >32nds</SUB> * - * of this space can be accessed. * - * * - ************************************************************************/ - -typedef union ii_itte5_u { - u64 ii_itte5_regval; - struct { - u64 i_offset:5; - u64 i_rsvd_1:3; - u64 i_w_num:4; - u64 i_iosp:1; - u64 i_rsvd:51; - } ii_itte5_fld_s; -} ii_itte5_u_t; - -/************************************************************************ - * * - * Description: There are seven instances of translation table entry * - * registers. Each register maps a Shub Big Window to a 48-bit * - * address on Crosstalk. * - * For M-mode (128 nodes, 8 GBytes/node), SysAD[31:29] (Big Window * - * number) are used to select one of these 7 registers. The Widget * - * number field is then derived from the W_NUM field for synthesizing * - * a Crosstalk packet. The 5 bits of OFFSET are concatenated with * - * SysAD[28:0] to form Crosstalk[33:0]. The upper Crosstalk[47:34] * - * are padded with zeros. Although the maximum Crosstalk space * - * addressable by the Shub is thus the lower 16 GBytes per widget * - * (M-mode), however only <SUP >7</SUP>/<SUB >32nds</SUB> of this * - * space can be accessed. * - * For the N-mode (256 nodes, 4 GBytes/node), SysAD[30:28] (Big * - * Window number) are used to select one of these 7 registers. The * - * Widget number field is then derived from the W_NUM field for * - * synthesizing a Crosstalk packet. The 5 bits of OFFSET are * - * concatenated with SysAD[27:0] to form Crosstalk[33:0]. The IOSP * - * field is used as Crosstalk[47], and remainder of the Crosstalk * - * address bits (Crosstalk[46:34]) are always zero. While the maximum * - * Crosstalk space addressable by the Shub is thus the lower * - * 8-GBytes per widget (N-mode), only <SUP >7</SUP>/<SUB >32nds</SUB> * - * of this space can be accessed. * - * * - ************************************************************************/ - -typedef union ii_itte6_u { - u64 ii_itte6_regval; - struct { - u64 i_offset:5; - u64 i_rsvd_1:3; - u64 i_w_num:4; - u64 i_iosp:1; - u64 i_rsvd:51; - } ii_itte6_fld_s; -} ii_itte6_u_t; - -/************************************************************************ - * * - * Description: There are seven instances of translation table entry * - * registers. Each register maps a Shub Big Window to a 48-bit * - * address on Crosstalk. * - * For M-mode (128 nodes, 8 GBytes/node), SysAD[31:29] (Big Window * - * number) are used to select one of these 7 registers. The Widget * - * number field is then derived from the W_NUM field for synthesizing * - * a Crosstalk packet. The 5 bits of OFFSET are concatenated with * - * SysAD[28:0] to form Crosstalk[33:0]. The upper Crosstalk[47:34] * - * are padded with zeros. Although the maximum Crosstalk space * - * addressable by the Shub is thus the lower 16 GBytes per widget * - * (M-mode), however only <SUP >7</SUP>/<SUB >32nds</SUB> of this * - * space can be accessed. * - * For the N-mode (256 nodes, 4 GBytes/node), SysAD[30:28] (Big * - * Window number) are used to select one of these 7 registers. The * - * Widget number field is then derived from the W_NUM field for * - * synthesizing a Crosstalk packet. The 5 bits of OFFSET are * - * concatenated with SysAD[27:0] to form Crosstalk[33:0]. The IOSP * - * field is used as Crosstalk[47], and remainder of the Crosstalk * - * address bits (Crosstalk[46:34]) are always zero. While the maximum * - * Crosstalk space addressable by the SHub is thus the lower * - * 8-GBytes per widget (N-mode), only <SUP >7</SUP>/<SUB >32nds</SUB> * - * of this space can be accessed. * - * * - ************************************************************************/ - -typedef union ii_itte7_u { - u64 ii_itte7_regval; - struct { - u64 i_offset:5; - u64 i_rsvd_1:3; - u64 i_w_num:4; - u64 i_iosp:1; - u64 i_rsvd:51; - } ii_itte7_fld_s; -} ii_itte7_u_t; - -/************************************************************************ - * * - * Description: There are 9 instances of this register, one per * - * actual widget in this implementation of SHub and Crossbow. * - * Note: Crossbow only has ports for Widgets 8 through F, widget 0 * - * refers to Crossbow's internal space. * - * This register contains the state elements per widget that are * - * necessary to manage the PIO flow control on Crosstalk and on the * - * Router Network. See the PIO Flow Control chapter for a complete * - * description of this register * - * The SPUR_WR bit requires some explanation. When this register is * - * written, the new value of the C field is captured in an internal * - * register so the hardware can remember what the programmer wrote * - * into the credit counter. The SPUR_WR bit sets whenever the C field * - * increments above this stored value, which indicates that there * - * have been more responses received than requests sent. The SPUR_WR * - * bit cannot be cleared until a value is written to the IPRBx * - * register; the write will correct the C field and capture its new * - * value in the internal register. Even if IECLR[E_PRB_x] is set, the * - * SPUR_WR bit will persist if IPRBx hasn't yet been written. * - * . * - * * - ************************************************************************/ - -typedef union ii_iprb0_u { - u64 ii_iprb0_regval; - struct { - u64 i_c:8; - u64 i_na:14; - u64 i_rsvd_2:2; - u64 i_nb:14; - u64 i_rsvd_1:2; - u64 i_m:2; - u64 i_f:1; - u64 i_of_cnt:5; - u64 i_error:1; - u64 i_rd_to:1; - u64 i_spur_wr:1; - u64 i_spur_rd:1; - u64 i_rsvd:11; - u64 i_mult_err:1; - } ii_iprb0_fld_s; -} ii_iprb0_u_t; - -/************************************************************************ - * * - * Description: There are 9 instances of this register, one per * - * actual widget in this implementation of SHub and Crossbow. * - * Note: Crossbow only has ports for Widgets 8 through F, widget 0 * - * refers to Crossbow's internal space. * - * This register contains the state elements per widget that are * - * necessary to manage the PIO flow control on Crosstalk and on the * - * Router Network. See the PIO Flow Control chapter for a complete * - * description of this register * - * The SPUR_WR bit requires some explanation. When this register is * - * written, the new value of the C field is captured in an internal * - * register so the hardware can remember what the programmer wrote * - * into the credit counter. The SPUR_WR bit sets whenever the C field * - * increments above this stored value, which indicates that there * - * have been more responses received than requests sent. The SPUR_WR * - * bit cannot be cleared until a value is written to the IPRBx * - * register; the write will correct the C field and capture its new * - * value in the internal register. Even if IECLR[E_PRB_x] is set, the * - * SPUR_WR bit will persist if IPRBx hasn't yet been written. * - * . * - * * - ************************************************************************/ - -typedef union ii_iprb8_u { - u64 ii_iprb8_regval; - struct { - u64 i_c:8; - u64 i_na:14; - u64 i_rsvd_2:2; - u64 i_nb:14; - u64 i_rsvd_1:2; - u64 i_m:2; - u64 i_f:1; - u64 i_of_cnt:5; - u64 i_error:1; - u64 i_rd_to:1; - u64 i_spur_wr:1; - u64 i_spur_rd:1; - u64 i_rsvd:11; - u64 i_mult_err:1; - } ii_iprb8_fld_s; -} ii_iprb8_u_t; - -/************************************************************************ - * * - * Description: There are 9 instances of this register, one per * - * actual widget in this implementation of SHub and Crossbow. * - * Note: Crossbow only has ports for Widgets 8 through F, widget 0 * - * refers to Crossbow's internal space. * - * This register contains the state elements per widget that are * - * necessary to manage the PIO flow control on Crosstalk and on the * - * Router Network. See the PIO Flow Control chapter for a complete * - * description of this register * - * The SPUR_WR bit requires some explanation. When this register is * - * written, the new value of the C field is captured in an internal * - * register so the hardware can remember what the programmer wrote * - * into the credit counter. The SPUR_WR bit sets whenever the C field * - * increments above this stored value, which indicates that there * - * have been more responses received than requests sent. The SPUR_WR * - * bit cannot be cleared until a value is written to the IPRBx * - * register; the write will correct the C field and capture its new * - * value in the internal register. Even if IECLR[E_PRB_x] is set, the * - * SPUR_WR bit will persist if IPRBx hasn't yet been written. * - * . * - * * - ************************************************************************/ - -typedef union ii_iprb9_u { - u64 ii_iprb9_regval; - struct { - u64 i_c:8; - u64 i_na:14; - u64 i_rsvd_2:2; - u64 i_nb:14; - u64 i_rsvd_1:2; - u64 i_m:2; - u64 i_f:1; - u64 i_of_cnt:5; - u64 i_error:1; - u64 i_rd_to:1; - u64 i_spur_wr:1; - u64 i_spur_rd:1; - u64 i_rsvd:11; - u64 i_mult_err:1; - } ii_iprb9_fld_s; -} ii_iprb9_u_t; - -/************************************************************************ - * * - * Description: There are 9 instances of this register, one per * - * actual widget in this implementation of SHub and Crossbow. * - * Note: Crossbow only has ports for Widgets 8 through F, widget 0 * - * refers to Crossbow's internal space. * - * This register contains the state elements per widget that are * - * necessary to manage the PIO flow control on Crosstalk and on the * - * Router Network. See the PIO Flow Control chapter for a complete * - * description of this register * - * The SPUR_WR bit requires some explanation. When this register is * - * written, the new value of the C field is captured in an internal * - * register so the hardware can remember what the programmer wrote * - * into the credit counter. The SPUR_WR bit sets whenever the C field * - * increments above this stored value, which indicates that there * - * have been more responses received than requests sent. The SPUR_WR * - * bit cannot be cleared until a value is written to the IPRBx * - * register; the write will correct the C field and capture its new * - * value in the internal register. Even if IECLR[E_PRB_x] is set, the * - * SPUR_WR bit will persist if IPRBx hasn't yet been written. * - * * - * * - ************************************************************************/ - -typedef union ii_iprba_u { - u64 ii_iprba_regval; - struct { - u64 i_c:8; - u64 i_na:14; - u64 i_rsvd_2:2; - u64 i_nb:14; - u64 i_rsvd_1:2; - u64 i_m:2; - u64 i_f:1; - u64 i_of_cnt:5; - u64 i_error:1; - u64 i_rd_to:1; - u64 i_spur_wr:1; - u64 i_spur_rd:1; - u64 i_rsvd:11; - u64 i_mult_err:1; - } ii_iprba_fld_s; -} ii_iprba_u_t; - -/************************************************************************ - * * - * Description: There are 9 instances of this register, one per * - * actual widget in this implementation of SHub and Crossbow. * - * Note: Crossbow only has ports for Widgets 8 through F, widget 0 * - * refers to Crossbow's internal space. * - * This register contains the state elements per widget that are * - * necessary to manage the PIO flow control on Crosstalk and on the * - * Router Network. See the PIO Flow Control chapter for a complete * - * description of this register * - * The SPUR_WR bit requires some explanation. When this register is * - * written, the new value of the C field is captured in an internal * - * register so the hardware can remember what the programmer wrote * - * into the credit counter. The SPUR_WR bit sets whenever the C field * - * increments above this stored value, which indicates that there * - * have been more responses received than requests sent. The SPUR_WR * - * bit cannot be cleared until a value is written to the IPRBx * - * register; the write will correct the C field and capture its new * - * value in the internal register. Even if IECLR[E_PRB_x] is set, the * - * SPUR_WR bit will persist if IPRBx hasn't yet been written. * - * . * - * * - ************************************************************************/ - -typedef union ii_iprbb_u { - u64 ii_iprbb_regval; - struct { - u64 i_c:8; - u64 i_na:14; - u64 i_rsvd_2:2; - u64 i_nb:14; - u64 i_rsvd_1:2; - u64 i_m:2; - u64 i_f:1; - u64 i_of_cnt:5; - u64 i_error:1; - u64 i_rd_to:1; - u64 i_spur_wr:1; - u64 i_spur_rd:1; - u64 i_rsvd:11; - u64 i_mult_err:1; - } ii_iprbb_fld_s; -} ii_iprbb_u_t; - -/************************************************************************ - * * - * Description: There are 9 instances of this register, one per * - * actual widget in this implementation of SHub and Crossbow. * - * Note: Crossbow only has ports for Widgets 8 through F, widget 0 * - * refers to Crossbow's internal space. * - * This register contains the state elements per widget that are * - * necessary to manage the PIO flow control on Crosstalk and on the * - * Router Network. See the PIO Flow Control chapter for a complete * - * description of this register * - * The SPUR_WR bit requires some explanation. When this register is * - * written, the new value of the C field is captured in an internal * - * register so the hardware can remember what the programmer wrote * - * into the credit counter. The SPUR_WR bit sets whenever the C field * - * increments above this stored value, which indicates that there * - * have been more responses received than requests sent. The SPUR_WR * - * bit cannot be cleared until a value is written to the IPRBx * - * register; the write will correct the C field and capture its new * - * value in the internal register. Even if IECLR[E_PRB_x] is set, the * - * SPUR_WR bit will persist if IPRBx hasn't yet been written. * - * . * - * * - ************************************************************************/ - -typedef union ii_iprbc_u { - u64 ii_iprbc_regval; - struct { - u64 i_c:8; - u64 i_na:14; - u64 i_rsvd_2:2; - u64 i_nb:14; - u64 i_rsvd_1:2; - u64 i_m:2; - u64 i_f:1; - u64 i_of_cnt:5; - u64 i_error:1; - u64 i_rd_to:1; - u64 i_spur_wr:1; - u64 i_spur_rd:1; - u64 i_rsvd:11; - u64 i_mult_err:1; - } ii_iprbc_fld_s; -} ii_iprbc_u_t; - -/************************************************************************ - * * - * Description: There are 9 instances of this register, one per * - * actual widget in this implementation of SHub and Crossbow. * - * Note: Crossbow only has ports for Widgets 8 through F, widget 0 * - * refers to Crossbow's internal space. * - * This register contains the state elements per widget that are * - * necessary to manage the PIO flow control on Crosstalk and on the * - * Router Network. See the PIO Flow Control chapter for a complete * - * description of this register * - * The SPUR_WR bit requires some explanation. When this register is * - * written, the new value of the C field is captured in an internal * - * register so the hardware can remember what the programmer wrote * - * into the credit counter. The SPUR_WR bit sets whenever the C field * - * increments above this stored value, which indicates that there * - * have been more responses received than requests sent. The SPUR_WR * - * bit cannot be cleared until a value is written to the IPRBx * - * register; the write will correct the C field and capture its new * - * value in the internal register. Even if IECLR[E_PRB_x] is set, the * - * SPUR_WR bit will persist if IPRBx hasn't yet been written. * - * . * - * * - ************************************************************************/ - -typedef union ii_iprbd_u { - u64 ii_iprbd_regval; - struct { - u64 i_c:8; - u64 i_na:14; - u64 i_rsvd_2:2; - u64 i_nb:14; - u64 i_rsvd_1:2; - u64 i_m:2; - u64 i_f:1; - u64 i_of_cnt:5; - u64 i_error:1; - u64 i_rd_to:1; - u64 i_spur_wr:1; - u64 i_spur_rd:1; - u64 i_rsvd:11; - u64 i_mult_err:1; - } ii_iprbd_fld_s; -} ii_iprbd_u_t; - -/************************************************************************ - * * - * Description: There are 9 instances of this register, one per * - * actual widget in this implementation of SHub and Crossbow. * - * Note: Crossbow only has ports for Widgets 8 through F, widget 0 * - * refers to Crossbow's internal space. * - * This register contains the state elements per widget that are * - * necessary to manage the PIO flow control on Crosstalk and on the * - * Router Network. See the PIO Flow Control chapter for a complete * - * description of this register * - * The SPUR_WR bit requires some explanation. When this register is * - * written, the new value of the C field is captured in an internal * - * register so the hardware can remember what the programmer wrote * - * into the credit counter. The SPUR_WR bit sets whenever the C field * - * increments above this stored value, which indicates that there * - * have been more responses received than requests sent. The SPUR_WR * - * bit cannot be cleared until a value is written to the IPRBx * - * register; the write will correct the C field and capture its new * - * value in the internal register. Even if IECLR[E_PRB_x] is set, the * - * SPUR_WR bit will persist if IPRBx hasn't yet been written. * - * . * - * * - ************************************************************************/ - -typedef union ii_iprbe_u { - u64 ii_iprbe_regval; - struct { - u64 i_c:8; - u64 i_na:14; - u64 i_rsvd_2:2; - u64 i_nb:14; - u64 i_rsvd_1:2; - u64 i_m:2; - u64 i_f:1; - u64 i_of_cnt:5; - u64 i_error:1; - u64 i_rd_to:1; - u64 i_spur_wr:1; - u64 i_spur_rd:1; - u64 i_rsvd:11; - u64 i_mult_err:1; - } ii_iprbe_fld_s; -} ii_iprbe_u_t; - -/************************************************************************ - * * - * Description: There are 9 instances of this register, one per * - * actual widget in this implementation of Shub and Crossbow. * - * Note: Crossbow only has ports for Widgets 8 through F, widget 0 * - * refers to Crossbow's internal space. * - * This register contains the state elements per widget that are * - * necessary to manage the PIO flow control on Crosstalk and on the * - * Router Network. See the PIO Flow Control chapter for a complete * - * description of this register * - * The SPUR_WR bit requires some explanation. When this register is * - * written, the new value of the C field is captured in an internal * - * register so the hardware can remember what the programmer wrote * - * into the credit counter. The SPUR_WR bit sets whenever the C field * - * increments above this stored value, which indicates that there * - * have been more responses received than requests sent. The SPUR_WR * - * bit cannot be cleared until a value is written to the IPRBx * - * register; the write will correct the C field and capture its new * - * value in the internal register. Even if IECLR[E_PRB_x] is set, the * - * SPUR_WR bit will persist if IPRBx hasn't yet been written. * - * . * - * * - ************************************************************************/ - -typedef union ii_iprbf_u { - u64 ii_iprbf_regval; - struct { - u64 i_c:8; - u64 i_na:14; - u64 i_rsvd_2:2; - u64 i_nb:14; - u64 i_rsvd_1:2; - u64 i_m:2; - u64 i_f:1; - u64 i_of_cnt:5; - u64 i_error:1; - u64 i_rd_to:1; - u64 i_spur_wr:1; - u64 i_spur_rd:1; - u64 i_rsvd:11; - u64 i_mult_err:1; - } ii_iprbe_fld_s; -} ii_iprbf_u_t; - -/************************************************************************ - * * - * This register specifies the timeout value to use for monitoring * - * Crosstalk credits which are used outbound to Crosstalk. An * - * internal counter called the Crosstalk Credit Timeout Counter * - * increments every 128 II clocks. The counter starts counting * - * anytime the credit count drops below a threshold, and resets to * - * zero (stops counting) anytime the credit count is at or above the * - * threshold. The threshold is 1 credit in direct connect mode and 2 * - * in Crossbow connect mode. When the internal Crosstalk Credit * - * Timeout Counter reaches the value programmed in this register, a * - * Crosstalk Credit Timeout has occurred. The internal counter is not * - * readable from software, and stops counting at its maximum value, * - * so it cannot cause more than one interrupt. * - * * - ************************************************************************/ - -typedef union ii_ixcc_u { - u64 ii_ixcc_regval; - struct { - u64 i_time_out:26; - u64 i_rsvd:38; - } ii_ixcc_fld_s; -} ii_ixcc_u_t; - -/************************************************************************ - * * - * Description: This register qualifies all the PIO and DMA * - * operations launched from widget 0 towards the SHub. In * - * addition, it also qualifies accesses by the BTE streams. * - * The bits in each field of this register are cleared by the SHub * - * upon detection of an error which requires widget 0 or the BTE * - * streams to be terminated. Whether or not widget x has access * - * rights to this SHub is determined by an AND of the device * - * enable bit in the appropriate field of this register and bit 0 in * - * the Wx_IAC field. The bits in this field are set by writing a 1 to * - * them. Incoming replies from Crosstalk are not subject to this * - * access control mechanism. * - * * - ************************************************************************/ - -typedef union ii_imem_u { - u64 ii_imem_regval; - struct { - u64 i_w0_esd:1; - u64 i_rsvd_3:3; - u64 i_b0_esd:1; - u64 i_rsvd_2:3; - u64 i_b1_esd:1; - u64 i_rsvd_1:3; - u64 i_clr_precise:1; - u64 i_rsvd:51; - } ii_imem_fld_s; -} ii_imem_u_t; - -/************************************************************************ - * * - * Description: This register specifies the timeout value to use for * - * monitoring Crosstalk tail flits coming into the Shub in the * - * TAIL_TO field. An internal counter associated with this register * - * is incremented every 128 II internal clocks (7 bits). The counter * - * starts counting anytime a header micropacket is received and stops * - * counting (and resets to zero) any time a micropacket with a Tail * - * bit is received. Once the counter reaches the threshold value * - * programmed in this register, it generates an interrupt to the * - * processor that is programmed into the IIDSR. The counter saturates * - * (does not roll over) at its maximum value, so it cannot cause * - * another interrupt until after it is cleared. * - * The register also contains the Read Response Timeout values. The * - * Prescalar is 23 bits, and counts II clocks. An internal counter * - * increments on every II clock and when it reaches the value in the * - * Prescalar field, all IPRTE registers with their valid bits set * - * have their Read Response timers bumped. Whenever any of them match * - * the value in the RRSP_TO field, a Read Response Timeout has * - * occurred, and error handling occurs as described in the Error * - * Handling section of this document. * - * * - ************************************************************************/ - -typedef union ii_ixtt_u { - u64 ii_ixtt_regval; - struct { - u64 i_tail_to:26; - u64 i_rsvd_1:6; - u64 i_rrsp_ps:23; - u64 i_rrsp_to:5; - u64 i_rsvd:4; - } ii_ixtt_fld_s; -} ii_ixtt_u_t; - -/************************************************************************ - * * - * Writing a 1 to the fields of this register clears the appropriate * - * error bits in other areas of SHub. Note that when the * - * E_PRB_x bits are used to clear error bits in PRB registers, * - * SPUR_RD and SPUR_WR may persist, because they require additional * - * action to clear them. See the IPRBx and IXSS Register * - * specifications. * - * * - ************************************************************************/ - -typedef union ii_ieclr_u { - u64 ii_ieclr_regval; - struct { - u64 i_e_prb_0:1; - u64 i_rsvd:7; - u64 i_e_prb_8:1; - u64 i_e_prb_9:1; - u64 i_e_prb_a:1; - u64 i_e_prb_b:1; - u64 i_e_prb_c:1; - u64 i_e_prb_d:1; - u64 i_e_prb_e:1; - u64 i_e_prb_f:1; - u64 i_e_crazy:1; - u64 i_e_bte_0:1; - u64 i_e_bte_1:1; - u64 i_reserved_1:10; - u64 i_spur_rd_hdr:1; - u64 i_cam_intr_to:1; - u64 i_cam_overflow:1; - u64 i_cam_read_miss:1; - u64 i_ioq_rep_underflow:1; - u64 i_ioq_req_underflow:1; - u64 i_ioq_rep_overflow:1; - u64 i_ioq_req_overflow:1; - u64 i_iiq_rep_overflow:1; - u64 i_iiq_req_overflow:1; - u64 i_ii_xn_rep_cred_overflow:1; - u64 i_ii_xn_req_cred_overflow:1; - u64 i_ii_xn_invalid_cmd:1; - u64 i_xn_ii_invalid_cmd:1; - u64 i_reserved_2:21; - } ii_ieclr_fld_s; -} ii_ieclr_u_t; - -/************************************************************************ - * * - * This register controls both BTEs. SOFT_RESET is intended for * - * recovery after an error. COUNT controls the total number of CRBs * - * that both BTEs (combined) can use, which affects total BTE * - * bandwidth. * - * * - ************************************************************************/ - -typedef union ii_ibcr_u { - u64 ii_ibcr_regval; - struct { - u64 i_count:4; - u64 i_rsvd_1:4; - u64 i_soft_reset:1; - u64 i_rsvd:55; - } ii_ibcr_fld_s; -} ii_ibcr_u_t; - -/************************************************************************ - * * - * This register contains the header of a spurious read response * - * received from Crosstalk. A spurious read response is defined as a * - * read response received by II from a widget for which (1) the SIDN * - * has a value between 1 and 7, inclusive (II never sends requests to * - * these widgets (2) there is no valid IPRTE register which * - * corresponds to the TNUM, or (3) the widget indicated in SIDN is * - * not the same as the widget recorded in the IPRTE register * - * referenced by the TNUM. If this condition is true, and if the * - * IXSS[VALID] bit is clear, then the header of the spurious read * - * response is capture in IXSM and IXSS, and IXSS[VALID] is set. The * - * errant header is thereby captured, and no further spurious read * - * respones are captured until IXSS[VALID] is cleared by setting the * - * appropriate bit in IECLR. Every time a spurious read response is * - * detected, the SPUR_RD bit of the PRB corresponding to the incoming * - * message's SIDN field is set. This always happens, regardless of * - * whether a header is captured. The programmer should check * - * IXSM[SIDN] to determine which widget sent the spurious response, * - * because there may be more than one SPUR_RD bit set in the PRB * - * registers. The widget indicated by IXSM[SIDN] was the first * - * spurious read response to be received since the last time * - * IXSS[VALID] was clear. The SPUR_RD bit of the corresponding PRB * - * will be set. Any SPUR_RD bits in any other PRB registers indicate * - * spurious messages from other widets which were detected after the * - * header was captured.. * - * * - ************************************************************************/ - -typedef union ii_ixsm_u { - u64 ii_ixsm_regval; - struct { - u64 i_byte_en:32; - u64 i_reserved:1; - u64 i_tag:3; - u64 i_alt_pactyp:4; - u64 i_bo:1; - u64 i_error:1; - u64 i_vbpm:1; - u64 i_gbr:1; - u64 i_ds:2; - u64 i_ct:1; - u64 i_tnum:5; - u64 i_pactyp:4; - u64 i_sidn:4; - u64 i_didn:4; - } ii_ixsm_fld_s; -} ii_ixsm_u_t; - -/************************************************************************ - * * - * This register contains the sideband bits of a spurious read * - * response received from Crosstalk. * - * * - ************************************************************************/ - -typedef union ii_ixss_u { - u64 ii_ixss_regval; - struct { - u64 i_sideband:8; - u64 i_rsvd:55; - u64 i_valid:1; - } ii_ixss_fld_s; -} ii_ixss_u_t; - -/************************************************************************ - * * - * This register enables software to access the II LLP's test port. * - * Refer to the LLP 2.5 documentation for an explanation of the test * - * port. Software can write to this register to program the values * - * for the control fields (TestErrCapture, TestClear, TestFlit, * - * TestMask and TestSeed). Similarly, software can read from this * - * register to obtain the values of the test port's status outputs * - * (TestCBerr, TestValid and TestData). * - * * - ************************************************************************/ - -typedef union ii_ilct_u { - u64 ii_ilct_regval; - struct { - u64 i_test_seed:20; - u64 i_test_mask:8; - u64 i_test_data:20; - u64 i_test_valid:1; - u64 i_test_cberr:1; - u64 i_test_flit:3; - u64 i_test_clear:1; - u64 i_test_err_capture:1; - u64 i_rsvd:9; - } ii_ilct_fld_s; -} ii_ilct_u_t; - -/************************************************************************ - * * - * If the II detects an illegal incoming Duplonet packet (request or * - * reply) when VALID==0 in the IIEPH1 register, then it saves the * - * contents of the packet's header flit in the IIEPH1 and IIEPH2 * - * registers, sets the VALID bit in IIEPH1, clears the OVERRUN bit, * - * and assigns a value to the ERR_TYPE field which indicates the * - * specific nature of the error. The II recognizes four different * - * types of errors: short request packets (ERR_TYPE==2), short reply * - * packets (ERR_TYPE==3), long request packets (ERR_TYPE==4) and long * - * reply packets (ERR_TYPE==5). The encodings for these types of * - * errors were chosen to be consistent with the same types of errors * - * indicated by the ERR_TYPE field in the LB_ERROR_HDR1 register (in * - * the LB unit). If the II detects an illegal incoming Duplonet * - * packet when VALID==1 in the IIEPH1 register, then it merely sets * - * the OVERRUN bit to indicate that a subsequent error has happened, * - * and does nothing further. * - * * - ************************************************************************/ - -typedef union ii_iieph1_u { - u64 ii_iieph1_regval; - struct { - u64 i_command:7; - u64 i_rsvd_5:1; - u64 i_suppl:14; - u64 i_rsvd_4:1; - u64 i_source:14; - u64 i_rsvd_3:1; - u64 i_err_type:4; - u64 i_rsvd_2:4; - u64 i_overrun:1; - u64 i_rsvd_1:3; - u64 i_valid:1; - u64 i_rsvd:13; - } ii_iieph1_fld_s; -} ii_iieph1_u_t; - -/************************************************************************ - * * - * This register holds the Address field from the header flit of an * - * incoming erroneous Duplonet packet, along with the tail bit which * - * accompanied this header flit. This register is essentially an * - * extension of IIEPH1. Two registers were necessary because the 64 * - * bits available in only a single register were insufficient to * - * capture the entire header flit of an erroneous packet. * - * * - ************************************************************************/ - -typedef union ii_iieph2_u { - u64 ii_iieph2_regval; - struct { - u64 i_rsvd_0:3; - u64 i_address:47; - u64 i_rsvd_1:10; - u64 i_tail:1; - u64 i_rsvd:3; - } ii_iieph2_fld_s; -} ii_iieph2_u_t; - -/******************************/ - -/************************************************************************ - * * - * This register's value is a bit vector that guards access from SXBs * - * to local registers within the II as well as to external Crosstalk * - * widgets * - * * - ************************************************************************/ - -typedef union ii_islapr_u { - u64 ii_islapr_regval; - struct { - u64 i_region:64; - } ii_islapr_fld_s; -} ii_islapr_u_t; - -/************************************************************************ - * * - * A write to this register of the 56-bit value "Pup+Bun" will cause * - * the bit in the ISLAPR register corresponding to the region of the * - * requestor to be set (access allowed). ( - * * - ************************************************************************/ - -typedef union ii_islapo_u { - u64 ii_islapo_regval; - struct { - u64 i_io_sbx_ovrride:56; - u64 i_rsvd:8; - } ii_islapo_fld_s; -} ii_islapo_u_t; - -/************************************************************************ - * * - * Determines how long the wrapper will wait aftr an interrupt is * - * initially issued from the II before it times out the outstanding * - * interrupt and drops it from the interrupt queue. * - * * - ************************************************************************/ - -typedef union ii_iwi_u { - u64 ii_iwi_regval; - struct { - u64 i_prescale:24; - u64 i_rsvd:8; - u64 i_timeout:8; - u64 i_rsvd1:8; - u64 i_intrpt_retry_period:8; - u64 i_rsvd2:8; - } ii_iwi_fld_s; -} ii_iwi_u_t; - -/************************************************************************ - * * - * Log errors which have occurred in the II wrapper. The errors are * - * cleared by writing to the IECLR register. * - * * - ************************************************************************/ - -typedef union ii_iwel_u { - u64 ii_iwel_regval; - struct { - u64 i_intr_timed_out:1; - u64 i_rsvd:7; - u64 i_cam_overflow:1; - u64 i_cam_read_miss:1; - u64 i_rsvd1:2; - u64 i_ioq_rep_underflow:1; - u64 i_ioq_req_underflow:1; - u64 i_ioq_rep_overflow:1; - u64 i_ioq_req_overflow:1; - u64 i_iiq_rep_overflow:1; - u64 i_iiq_req_overflow:1; - u64 i_rsvd2:6; - u64 i_ii_xn_rep_cred_over_under:1; - u64 i_ii_xn_req_cred_over_under:1; - u64 i_rsvd3:6; - u64 i_ii_xn_invalid_cmd:1; - u64 i_xn_ii_invalid_cmd:1; - u64 i_rsvd4:30; - } ii_iwel_fld_s; -} ii_iwel_u_t; - -/************************************************************************ - * * - * Controls the II wrapper. * - * * - ************************************************************************/ - -typedef union ii_iwc_u { - u64 ii_iwc_regval; - struct { - u64 i_dma_byte_swap:1; - u64 i_rsvd:3; - u64 i_cam_read_lines_reset:1; - u64 i_rsvd1:3; - u64 i_ii_xn_cred_over_under_log:1; - u64 i_rsvd2:19; - u64 i_xn_rep_iq_depth:5; - u64 i_rsvd3:3; - u64 i_xn_req_iq_depth:5; - u64 i_rsvd4:3; - u64 i_iiq_depth:6; - u64 i_rsvd5:12; - u64 i_force_rep_cred:1; - u64 i_force_req_cred:1; - } ii_iwc_fld_s; -} ii_iwc_u_t; - -/************************************************************************ - * * - * Status in the II wrapper. * - * * - ************************************************************************/ - -typedef union ii_iws_u { - u64 ii_iws_regval; - struct { - u64 i_xn_rep_iq_credits:5; - u64 i_rsvd:3; - u64 i_xn_req_iq_credits:5; - u64 i_rsvd1:51; - } ii_iws_fld_s; -} ii_iws_u_t; - -/************************************************************************ - * * - * Masks errors in the IWEL register. * - * * - ************************************************************************/ - -typedef union ii_iweim_u { - u64 ii_iweim_regval; - struct { - u64 i_intr_timed_out:1; - u64 i_rsvd:7; - u64 i_cam_overflow:1; - u64 i_cam_read_miss:1; - u64 i_rsvd1:2; - u64 i_ioq_rep_underflow:1; - u64 i_ioq_req_underflow:1; - u64 i_ioq_rep_overflow:1; - u64 i_ioq_req_overflow:1; - u64 i_iiq_rep_overflow:1; - u64 i_iiq_req_overflow:1; - u64 i_rsvd2:6; - u64 i_ii_xn_rep_cred_overflow:1; - u64 i_ii_xn_req_cred_overflow:1; - u64 i_rsvd3:6; - u64 i_ii_xn_invalid_cmd:1; - u64 i_xn_ii_invalid_cmd:1; - u64 i_rsvd4:30; - } ii_iweim_fld_s; -} ii_iweim_u_t; - -/************************************************************************ - * * - * A write to this register causes a particular field in the * - * corresponding widget's PRB entry to be adjusted up or down by 1. * - * This counter should be used when recovering from error and reset * - * conditions. Note that software would be capable of causing * - * inadvertent overflow or underflow of these counters. * - * * - ************************************************************************/ - -typedef union ii_ipca_u { - u64 ii_ipca_regval; - struct { - u64 i_wid:4; - u64 i_adjust:1; - u64 i_rsvd_1:3; - u64 i_field:2; - u64 i_rsvd:54; - } ii_ipca_fld_s; -} ii_ipca_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte0a_u { - u64 ii_iprte0a_regval; - struct { - u64 i_rsvd_1:54; - u64 i_widget:4; - u64 i_to_cnt:5; - u64 i_vld:1; - } ii_iprte0a_fld_s; -} ii_iprte0a_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte1a_u { - u64 ii_iprte1a_regval; - struct { - u64 i_rsvd_1:54; - u64 i_widget:4; - u64 i_to_cnt:5; - u64 i_vld:1; - } ii_iprte1a_fld_s; -} ii_iprte1a_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte2a_u { - u64 ii_iprte2a_regval; - struct { - u64 i_rsvd_1:54; - u64 i_widget:4; - u64 i_to_cnt:5; - u64 i_vld:1; - } ii_iprte2a_fld_s; -} ii_iprte2a_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte3a_u { - u64 ii_iprte3a_regval; - struct { - u64 i_rsvd_1:54; - u64 i_widget:4; - u64 i_to_cnt:5; - u64 i_vld:1; - } ii_iprte3a_fld_s; -} ii_iprte3a_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte4a_u { - u64 ii_iprte4a_regval; - struct { - u64 i_rsvd_1:54; - u64 i_widget:4; - u64 i_to_cnt:5; - u64 i_vld:1; - } ii_iprte4a_fld_s; -} ii_iprte4a_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte5a_u { - u64 ii_iprte5a_regval; - struct { - u64 i_rsvd_1:54; - u64 i_widget:4; - u64 i_to_cnt:5; - u64 i_vld:1; - } ii_iprte5a_fld_s; -} ii_iprte5a_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte6a_u { - u64 ii_iprte6a_regval; - struct { - u64 i_rsvd_1:54; - u64 i_widget:4; - u64 i_to_cnt:5; - u64 i_vld:1; - } ii_iprte6a_fld_s; -} ii_iprte6a_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte7a_u { - u64 ii_iprte7a_regval; - struct { - u64 i_rsvd_1:54; - u64 i_widget:4; - u64 i_to_cnt:5; - u64 i_vld:1; - } ii_iprtea7_fld_s; -} ii_iprte7a_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte0b_u { - u64 ii_iprte0b_regval; - struct { - u64 i_rsvd_1:3; - u64 i_address:47; - u64 i_init:3; - u64 i_source:11; - } ii_iprte0b_fld_s; -} ii_iprte0b_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte1b_u { - u64 ii_iprte1b_regval; - struct { - u64 i_rsvd_1:3; - u64 i_address:47; - u64 i_init:3; - u64 i_source:11; - } ii_iprte1b_fld_s; -} ii_iprte1b_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte2b_u { - u64 ii_iprte2b_regval; - struct { - u64 i_rsvd_1:3; - u64 i_address:47; - u64 i_init:3; - u64 i_source:11; - } ii_iprte2b_fld_s; -} ii_iprte2b_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte3b_u { - u64 ii_iprte3b_regval; - struct { - u64 i_rsvd_1:3; - u64 i_address:47; - u64 i_init:3; - u64 i_source:11; - } ii_iprte3b_fld_s; -} ii_iprte3b_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte4b_u { - u64 ii_iprte4b_regval; - struct { - u64 i_rsvd_1:3; - u64 i_address:47; - u64 i_init:3; - u64 i_source:11; - } ii_iprte4b_fld_s; -} ii_iprte4b_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte5b_u { - u64 ii_iprte5b_regval; - struct { - u64 i_rsvd_1:3; - u64 i_address:47; - u64 i_init:3; - u64 i_source:11; - } ii_iprte5b_fld_s; -} ii_iprte5b_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte6b_u { - u64 ii_iprte6b_regval; - struct { - u64 i_rsvd_1:3; - u64 i_address:47; - u64 i_init:3; - u64 i_source:11; - - } ii_iprte6b_fld_s; -} ii_iprte6b_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte7b_u { - u64 ii_iprte7b_regval; - struct { - u64 i_rsvd_1:3; - u64 i_address:47; - u64 i_init:3; - u64 i_source:11; - } ii_iprte7b_fld_s; -} ii_iprte7b_u_t; - -/************************************************************************ - * * - * Description: SHub II contains a feature which did not exist in * - * the Hub which automatically cleans up after a Read Response * - * timeout, including deallocation of the IPRTE and recovery of IBuf * - * space. The inclusion of this register in SHub is for backward * - * compatibility * - * A write to this register causes an entry from the table of * - * outstanding PIO Read Requests to be freed and returned to the * - * stack of free entries. This register is used in handling the * - * timeout errors that result in a PIO Reply never returning from * - * Crosstalk. * - * Note that this register does not affect the contents of the IPRTE * - * registers. The Valid bits in those registers have to be * - * specifically turned off by software. * - * * - ************************************************************************/ - -typedef union ii_ipdr_u { - u64 ii_ipdr_regval; - struct { - u64 i_te:3; - u64 i_rsvd_1:1; - u64 i_pnd:1; - u64 i_init_rpcnt:1; - u64 i_rsvd:58; - } ii_ipdr_fld_s; -} ii_ipdr_u_t; - -/************************************************************************ - * * - * A write to this register causes a CRB entry to be returned to the * - * queue of free CRBs. The entry should have previously been cleared * - * (mark bit) via backdoor access to the pertinent CRB entry. This * - * register is used in the last step of handling the errors that are * - * captured and marked in CRB entries. Briefly: 1) first error for * - * DMA write from a particular device, and first error for a * - * particular BTE stream, lead to a marked CRB entry, and processor * - * interrupt, 2) software reads the error information captured in the * - * CRB entry, and presumably takes some corrective action, 3) * - * software clears the mark bit, and finally 4) software writes to * - * the ICDR register to return the CRB entry to the list of free CRB * - * entries. * - * * - ************************************************************************/ - -typedef union ii_icdr_u { - u64 ii_icdr_regval; - struct { - u64 i_crb_num:4; - u64 i_pnd:1; - u64 i_rsvd:59; - } ii_icdr_fld_s; -} ii_icdr_u_t; - -/************************************************************************ - * * - * This register provides debug access to two FIFOs inside of II. * - * Both IOQ_MAX* fields of this register contain the instantaneous * - * depth (in units of the number of available entries) of the * - * associated IOQ FIFO. A read of this register will return the * - * number of free entries on each FIFO at the time of the read. So * - * when a FIFO is idle, the associated field contains the maximum * - * depth of the FIFO. This register is writable for debug reasons * - * and is intended to be written with the maximum desired FIFO depth * - * while the FIFO is idle. Software must assure that II is idle when * - * this register is written. If there are any active entries in any * - * of these FIFOs when this register is written, the results are * - * undefined. * - * * - ************************************************************************/ - -typedef union ii_ifdr_u { - u64 ii_ifdr_regval; - struct { - u64 i_ioq_max_rq:7; - u64 i_set_ioq_rq:1; - u64 i_ioq_max_rp:7; - u64 i_set_ioq_rp:1; - u64 i_rsvd:48; - } ii_ifdr_fld_s; -} ii_ifdr_u_t; - -/************************************************************************ - * * - * This register allows the II to become sluggish in removing * - * messages from its inbound queue (IIQ). This will cause messages to * - * back up in either virtual channel. Disabling the "molasses" mode * - * subsequently allows the II to be tested under stress. In the * - * sluggish ("Molasses") mode, the localized effects of congestion * - * can be observed. * - * * - ************************************************************************/ - -typedef union ii_iiap_u { - u64 ii_iiap_regval; - struct { - u64 i_rq_mls:6; - u64 i_rsvd_1:2; - u64 i_rp_mls:6; - u64 i_rsvd:50; - } ii_iiap_fld_s; -} ii_iiap_u_t; - -/************************************************************************ - * * - * This register allows several parameters of CRB operation to be * - * set. Note that writing to this register can have catastrophic side * - * effects, if the CRB is not quiescent, i.e. if the CRB is * - * processing protocol messages when the write occurs. * - * * - ************************************************************************/ - -typedef union ii_icmr_u { - u64 ii_icmr_regval; - struct { - u64 i_sp_msg:1; - u64 i_rd_hdr:1; - u64 i_rsvd_4:2; - u64 i_c_cnt:4; - u64 i_rsvd_3:4; - u64 i_clr_rqpd:1; - u64 i_clr_rppd:1; - u64 i_rsvd_2:2; - u64 i_fc_cnt:4; - u64 i_crb_vld:15; - u64 i_crb_mark:15; - u64 i_rsvd_1:2; - u64 i_precise:1; - u64 i_rsvd:11; - } ii_icmr_fld_s; -} ii_icmr_u_t; - -/************************************************************************ - * * - * This register allows control of the table portion of the CRB * - * logic via software. Control operations from this register have * - * priority over all incoming Crosstalk or BTE requests. * - * * - ************************************************************************/ - -typedef union ii_iccr_u { - u64 ii_iccr_regval; - struct { - u64 i_crb_num:4; - u64 i_rsvd_1:4; - u64 i_cmd:8; - u64 i_pending:1; - u64 i_rsvd:47; - } ii_iccr_fld_s; -} ii_iccr_u_t; - -/************************************************************************ - * * - * This register allows the maximum timeout value to be programmed. * - * * - ************************************************************************/ - -typedef union ii_icto_u { - u64 ii_icto_regval; - struct { - u64 i_timeout:8; - u64 i_rsvd:56; - } ii_icto_fld_s; -} ii_icto_u_t; - -/************************************************************************ - * * - * This register allows the timeout prescalar to be programmed. An * - * internal counter is associated with this register. When the * - * internal counter reaches the value of the PRESCALE field, the * - * timer registers in all valid CRBs are incremented (CRBx_D[TIMEOUT] * - * field). The internal counter resets to zero, and then continues * - * counting. * - * * - ************************************************************************/ - -typedef union ii_ictp_u { - u64 ii_ictp_regval; - struct { - u64 i_prescale:24; - u64 i_rsvd:40; - } ii_ictp_fld_s; -} ii_ictp_u_t; - -/************************************************************************ - * * - * Description: There are 15 CRB Entries (ICRB0 to ICRBE) that are * - * used for Crosstalk operations (both cacheline and partial * - * operations) or BTE/IO. Because the CRB entries are very wide, five * - * registers (_A to _E) are required to read and write each entry. * - * The CRB Entry registers can be conceptualized as rows and columns * - * (illustrated in the table above). Each row contains the 4 * - * registers required for a single CRB Entry. The first doubleword * - * (column) for each entry is labeled A, and the second doubleword * - * (higher address) is labeled B, the third doubleword is labeled C, * - * the fourth doubleword is labeled D and the fifth doubleword is * - * labeled E. All CRB entries have their addresses on a quarter * - * cacheline aligned boundary. * - * Upon reset, only the following fields are initialized: valid * - * (VLD), priority count, timeout, timeout valid, and context valid. * - * All other bits should be cleared by software before use (after * - * recovering any potential error state from before the reset). * - * The following four tables summarize the format for the four * - * registers that are used for each ICRB# Entry. * - * * - ************************************************************************/ - -typedef union ii_icrb0_a_u { - u64 ii_icrb0_a_regval; - struct { - u64 ia_iow:1; - u64 ia_vld:1; - u64 ia_addr:47; - u64 ia_tnum:5; - u64 ia_sidn:4; - u64 ia_rsvd:6; - } ii_icrb0_a_fld_s; -} ii_icrb0_a_u_t; - -/************************************************************************ - * * - * Description: There are 15 CRB Entries (ICRB0 to ICRBE) that are * - * used for Crosstalk operations (both cacheline and partial * - * operations) or BTE/IO. Because the CRB entries are very wide, five * - * registers (_A to _E) are required to read and write each entry. * - * * - ************************************************************************/ - -typedef union ii_icrb0_b_u { - u64 ii_icrb0_b_regval; - struct { - u64 ib_xt_err:1; - u64 ib_mark:1; - u64 ib_ln_uce:1; - u64 ib_errcode:3; - u64 ib_error:1; - u64 ib_stall__bte_1:1; - u64 ib_stall__bte_0:1; - u64 ib_stall__intr:1; - u64 ib_stall_ib:1; - u64 ib_intvn:1; - u64 ib_wb:1; - u64 ib_hold:1; - u64 ib_ack:1; - u64 ib_resp:1; - u64 ib_ack_cnt:11; - u64 ib_rsvd:7; - u64 ib_exc:5; - u64 ib_init:3; - u64 ib_imsg:8; - u64 ib_imsgtype:2; - u64 ib_use_old:1; - u64 ib_rsvd_1:11; - } ii_icrb0_b_fld_s; -} ii_icrb0_b_u_t; - -/************************************************************************ - * * - * Description: There are 15 CRB Entries (ICRB0 to ICRBE) that are * - * used for Crosstalk operations (both cacheline and partial * - * operations) or BTE/IO. Because the CRB entries are very wide, five * - * registers (_A to _E) are required to read and write each entry. * - * * - ************************************************************************/ - -typedef union ii_icrb0_c_u { - u64 ii_icrb0_c_regval; - struct { - u64 ic_source:15; - u64 ic_size:2; - u64 ic_ct:1; - u64 ic_bte_num:1; - u64 ic_gbr:1; - u64 ic_resprqd:1; - u64 ic_bo:1; - u64 ic_suppl:15; - u64 ic_rsvd:27; - } ii_icrb0_c_fld_s; -} ii_icrb0_c_u_t; - -/************************************************************************ - * * - * Description: There are 15 CRB Entries (ICRB0 to ICRBE) that are * - * used for Crosstalk operations (both cacheline and partial * - * operations) or BTE/IO. Because the CRB entries are very wide, five * - * registers (_A to _E) are required to read and write each entry. * - * * - ************************************************************************/ - -typedef union ii_icrb0_d_u { - u64 ii_icrb0_d_regval; - struct { - u64 id_pa_be:43; - u64 id_bte_op:1; - u64 id_pr_psc:4; - u64 id_pr_cnt:4; - u64 id_sleep:1; - u64 id_rsvd:11; - } ii_icrb0_d_fld_s; -} ii_icrb0_d_u_t; - -/************************************************************************ - * * - * Description: There are 15 CRB Entries (ICRB0 to ICRBE) that are * - * used for Crosstalk operations (both cacheline and partial * - * operations) or BTE/IO. Because the CRB entries are very wide, five * - * registers (_A to _E) are required to read and write each entry. * - * * - ************************************************************************/ - -typedef union ii_icrb0_e_u { - u64 ii_icrb0_e_regval; - struct { - u64 ie_timeout:8; - u64 ie_context:15; - u64 ie_rsvd:1; - u64 ie_tvld:1; - u64 ie_cvld:1; - u64 ie_rsvd_0:38; - } ii_icrb0_e_fld_s; -} ii_icrb0_e_u_t; - -/************************************************************************ - * * - * This register contains the lower 64 bits of the header of the * - * spurious message captured by II. Valid when the SP_MSG bit in ICMR * - * register is set. * - * * - ************************************************************************/ - -typedef union ii_icsml_u { - u64 ii_icsml_regval; - struct { - u64 i_tt_addr:47; - u64 i_newsuppl_ex:14; - u64 i_reserved:2; - u64 i_overflow:1; - } ii_icsml_fld_s; -} ii_icsml_u_t; - -/************************************************************************ - * * - * This register contains the middle 64 bits of the header of the * - * spurious message captured by II. Valid when the SP_MSG bit in ICMR * - * register is set. * - * * - ************************************************************************/ - -typedef union ii_icsmm_u { - u64 ii_icsmm_regval; - struct { - u64 i_tt_ack_cnt:11; - u64 i_reserved:53; - } ii_icsmm_fld_s; -} ii_icsmm_u_t; - -/************************************************************************ - * * - * This register contains the microscopic state, all the inputs to * - * the protocol table, captured with the spurious message. Valid when * - * the SP_MSG bit in the ICMR register is set. * - * * - ************************************************************************/ - -typedef union ii_icsmh_u { - u64 ii_icsmh_regval; - struct { - u64 i_tt_vld:1; - u64 i_xerr:1; - u64 i_ft_cwact_o:1; - u64 i_ft_wact_o:1; - u64 i_ft_active_o:1; - u64 i_sync:1; - u64 i_mnusg:1; - u64 i_mnusz:1; - u64 i_plusz:1; - u64 i_plusg:1; - u64 i_tt_exc:5; - u64 i_tt_wb:1; - u64 i_tt_hold:1; - u64 i_tt_ack:1; - u64 i_tt_resp:1; - u64 i_tt_intvn:1; - u64 i_g_stall_bte1:1; - u64 i_g_stall_bte0:1; - u64 i_g_stall_il:1; - u64 i_g_stall_ib:1; - u64 i_tt_imsg:8; - u64 i_tt_imsgtype:2; - u64 i_tt_use_old:1; - u64 i_tt_respreqd:1; - u64 i_tt_bte_num:1; - u64 i_cbn:1; - u64 i_match:1; - u64 i_rpcnt_lt_34:1; - u64 i_rpcnt_ge_34:1; - u64 i_rpcnt_lt_18:1; - u64 i_rpcnt_ge_18:1; - u64 i_rpcnt_lt_2:1; - u64 i_rpcnt_ge_2:1; - u64 i_rqcnt_lt_18:1; - u64 i_rqcnt_ge_18:1; - u64 i_rqcnt_lt_2:1; - u64 i_rqcnt_ge_2:1; - u64 i_tt_device:7; - u64 i_tt_init:3; - u64 i_reserved:5; - } ii_icsmh_fld_s; -} ii_icsmh_u_t; - -/************************************************************************ - * * - * The Shub DEBUG unit provides a 3-bit selection signal to the * - * II core and a 3-bit selection signal to the fsbclk domain in the II * - * wrapper. * - * * - ************************************************************************/ - -typedef union ii_idbss_u { - u64 ii_idbss_regval; - struct { - u64 i_iioclk_core_submenu:3; - u64 i_rsvd:5; - u64 i_fsbclk_wrapper_submenu:3; - u64 i_rsvd_1:5; - u64 i_iioclk_menu:5; - u64 i_rsvd_2:43; - } ii_idbss_fld_s; -} ii_idbss_u_t; - -/************************************************************************ - * * - * Description: This register is used to set up the length for a * - * transfer and then to monitor the progress of that transfer. This * - * register needs to be initialized before a transfer is started. A * - * legitimate write to this register will set the Busy bit, clear the * - * Error bit, and initialize the length to the value desired. * - * While the transfer is in progress, hardware will decrement the * - * length field with each successful block that is copied. Once the * - * transfer completes, hardware will clear the Busy bit. The length * - * field will also contain the number of cache lines left to be * - * transferred. * - * * - ************************************************************************/ - -typedef union ii_ibls0_u { - u64 ii_ibls0_regval; - struct { - u64 i_length:16; - u64 i_error:1; - u64 i_rsvd_1:3; - u64 i_busy:1; - u64 i_rsvd:43; - } ii_ibls0_fld_s; -} ii_ibls0_u_t; - -/************************************************************************ - * * - * This register should be loaded before a transfer is started. The * - * address to be loaded in bits 39:0 is the 40-bit TRex+ physical * - * address as described in Section 1.3, Figure2 and Figure3. Since * - * the bottom 7 bits of the address are always taken to be zero, BTE * - * transfers are always cacheline-aligned. * - * * - ************************************************************************/ - -typedef union ii_ibsa0_u { - u64 ii_ibsa0_regval; - struct { - u64 i_rsvd_1:7; - u64 i_addr:42; - u64 i_rsvd:15; - } ii_ibsa0_fld_s; -} ii_ibsa0_u_t; - -/************************************************************************ - * * - * This register should be loaded before a transfer is started. The * - * address to be loaded in bits 39:0 is the 40-bit TRex+ physical * - * address as described in Section 1.3, Figure2 and Figure3. Since * - * the bottom 7 bits of the address are always taken to be zero, BTE * - * transfers are always cacheline-aligned. * - * * - ************************************************************************/ - -typedef union ii_ibda0_u { - u64 ii_ibda0_regval; - struct { - u64 i_rsvd_1:7; - u64 i_addr:42; - u64 i_rsvd:15; - } ii_ibda0_fld_s; -} ii_ibda0_u_t; - -/************************************************************************ - * * - * Writing to this register sets up the attributes of the transfer * - * and initiates the transfer operation. Reading this register has * - * the side effect of terminating any transfer in progress. Note: * - * stopping a transfer midstream could have an adverse impact on the * - * other BTE. If a BTE stream has to be stopped (due to error * - * handling for example), both BTE streams should be stopped and * - * their transfers discarded. * - * * - ************************************************************************/ - -typedef union ii_ibct0_u { - u64 ii_ibct0_regval; - struct { - u64 i_zerofill:1; - u64 i_rsvd_2:3; - u64 i_notify:1; - u64 i_rsvd_1:3; - u64 i_poison:1; - u64 i_rsvd:55; - } ii_ibct0_fld_s; -} ii_ibct0_u_t; - -/************************************************************************ - * * - * This register contains the address to which the WINV is sent. * - * This address has to be cache line aligned. * - * * - ************************************************************************/ - -typedef union ii_ibna0_u { - u64 ii_ibna0_regval; - struct { - u64 i_rsvd_1:7; - u64 i_addr:42; - u64 i_rsvd:15; - } ii_ibna0_fld_s; -} ii_ibna0_u_t; - -/************************************************************************ - * * - * This register contains the programmable level as well as the node * - * ID and PI unit of the processor to which the interrupt will be * - * sent. * - * * - ************************************************************************/ - -typedef union ii_ibia0_u { - u64 ii_ibia0_regval; - struct { - u64 i_rsvd_2:1; - u64 i_node_id:11; - u64 i_rsvd_1:4; - u64 i_level:7; - u64 i_rsvd:41; - } ii_ibia0_fld_s; -} ii_ibia0_u_t; - -/************************************************************************ - * * - * Description: This register is used to set up the length for a * - * transfer and then to monitor the progress of that transfer. This * - * register needs to be initialized before a transfer is started. A * - * legitimate write to this register will set the Busy bit, clear the * - * Error bit, and initialize the length to the value desired. * - * While the transfer is in progress, hardware will decrement the * - * length field with each successful block that is copied. Once the * - * transfer completes, hardware will clear the Busy bit. The length * - * field will also contain the number of cache lines left to be * - * transferred. * - * * - ************************************************************************/ - -typedef union ii_ibls1_u { - u64 ii_ibls1_regval; - struct { - u64 i_length:16; - u64 i_error:1; - u64 i_rsvd_1:3; - u64 i_busy:1; - u64 i_rsvd:43; - } ii_ibls1_fld_s; -} ii_ibls1_u_t; - -/************************************************************************ - * * - * This register should be loaded before a transfer is started. The * - * address to be loaded in bits 39:0 is the 40-bit TRex+ physical * - * address as described in Section 1.3, Figure2 and Figure3. Since * - * the bottom 7 bits of the address are always taken to be zero, BTE * - * transfers are always cacheline-aligned. * - * * - ************************************************************************/ - -typedef union ii_ibsa1_u { - u64 ii_ibsa1_regval; - struct { - u64 i_rsvd_1:7; - u64 i_addr:33; - u64 i_rsvd:24; - } ii_ibsa1_fld_s; -} ii_ibsa1_u_t; - -/************************************************************************ - * * - * This register should be loaded before a transfer is started. The * - * address to be loaded in bits 39:0 is the 40-bit TRex+ physical * - * address as described in Section 1.3, Figure2 and Figure3. Since * - * the bottom 7 bits of the address are always taken to be zero, BTE * - * transfers are always cacheline-aligned. * - * * - ************************************************************************/ - -typedef union ii_ibda1_u { - u64 ii_ibda1_regval; - struct { - u64 i_rsvd_1:7; - u64 i_addr:33; - u64 i_rsvd:24; - } ii_ibda1_fld_s; -} ii_ibda1_u_t; - -/************************************************************************ - * * - * Writing to this register sets up the attributes of the transfer * - * and initiates the transfer operation. Reading this register has * - * the side effect of terminating any transfer in progress. Note: * - * stopping a transfer midstream could have an adverse impact on the * - * other BTE. If a BTE stream has to be stopped (due to error * - * handling for example), both BTE streams should be stopped and * - * their transfers discarded. * - * * - ************************************************************************/ - -typedef union ii_ibct1_u { - u64 ii_ibct1_regval; - struct { - u64 i_zerofill:1; - u64 i_rsvd_2:3; - u64 i_notify:1; - u64 i_rsvd_1:3; - u64 i_poison:1; - u64 i_rsvd:55; - } ii_ibct1_fld_s; -} ii_ibct1_u_t; - -/************************************************************************ - * * - * This register contains the address to which the WINV is sent. * - * This address has to be cache line aligned. * - * * - ************************************************************************/ - -typedef union ii_ibna1_u { - u64 ii_ibna1_regval; - struct { - u64 i_rsvd_1:7; - u64 i_addr:33; - u64 i_rsvd:24; - } ii_ibna1_fld_s; -} ii_ibna1_u_t; - -/************************************************************************ - * * - * This register contains the programmable level as well as the node * - * ID and PI unit of the processor to which the interrupt will be * - * sent. * - * * - ************************************************************************/ - -typedef union ii_ibia1_u { - u64 ii_ibia1_regval; - struct { - u64 i_pi_id:1; - u64 i_node_id:8; - u64 i_rsvd_1:7; - u64 i_level:7; - u64 i_rsvd:41; - } ii_ibia1_fld_s; -} ii_ibia1_u_t; - -/************************************************************************ - * * - * This register defines the resources that feed information into * - * the two performance counters located in the IO Performance * - * Profiling Register. There are 17 different quantities that can be * - * measured. Given these 17 different options, the two performance * - * counters have 15 of them in common; menu selections 0 through 0xE * - * are identical for each performance counter. As for the other two * - * options, one is available from one performance counter and the * - * other is available from the other performance counter. Hence, the * - * II supports all 17*16=272 possible combinations of quantities to * - * measure. * - * * - ************************************************************************/ - -typedef union ii_ipcr_u { - u64 ii_ipcr_regval; - struct { - u64 i_ippr0_c:4; - u64 i_ippr1_c:4; - u64 i_icct:8; - u64 i_rsvd:48; - } ii_ipcr_fld_s; -} ii_ipcr_u_t; - -/************************************************************************ - * * - * * - * * - ************************************************************************/ - -typedef union ii_ippr_u { - u64 ii_ippr_regval; - struct { - u64 i_ippr0:32; - u64 i_ippr1:32; - } ii_ippr_fld_s; -} ii_ippr_u_t; - -/************************************************************************ - * * - * The following defines which were not formed into structures are * - * probably identical to another register, and the name of the * - * register is provided against each of these registers. This * - * information needs to be checked carefully * - * * - * IIO_ICRB1_A IIO_ICRB0_A * - * IIO_ICRB1_B IIO_ICRB0_B * - * IIO_ICRB1_C IIO_ICRB0_C * - * IIO_ICRB1_D IIO_ICRB0_D * - * IIO_ICRB1_E IIO_ICRB0_E * - * IIO_ICRB2_A IIO_ICRB0_A * - * IIO_ICRB2_B IIO_ICRB0_B * - * IIO_ICRB2_C IIO_ICRB0_C * - * IIO_ICRB2_D IIO_ICRB0_D * - * IIO_ICRB2_E IIO_ICRB0_E * - * IIO_ICRB3_A IIO_ICRB0_A * - * IIO_ICRB3_B IIO_ICRB0_B * - * IIO_ICRB3_C IIO_ICRB0_C * - * IIO_ICRB3_D IIO_ICRB0_D * - * IIO_ICRB3_E IIO_ICRB0_E * - * IIO_ICRB4_A IIO_ICRB0_A * - * IIO_ICRB4_B IIO_ICRB0_B * - * IIO_ICRB4_C IIO_ICRB0_C * - * IIO_ICRB4_D IIO_ICRB0_D * - * IIO_ICRB4_E IIO_ICRB0_E * - * IIO_ICRB5_A IIO_ICRB0_A * - * IIO_ICRB5_B IIO_ICRB0_B * - * IIO_ICRB5_C IIO_ICRB0_C * - * IIO_ICRB5_D IIO_ICRB0_D * - * IIO_ICRB5_E IIO_ICRB0_E * - * IIO_ICRB6_A IIO_ICRB0_A * - * IIO_ICRB6_B IIO_ICRB0_B * - * IIO_ICRB6_C IIO_ICRB0_C * - * IIO_ICRB6_D IIO_ICRB0_D * - * IIO_ICRB6_E IIO_ICRB0_E * - * IIO_ICRB7_A IIO_ICRB0_A * - * IIO_ICRB7_B IIO_ICRB0_B * - * IIO_ICRB7_C IIO_ICRB0_C * - * IIO_ICRB7_D IIO_ICRB0_D * - * IIO_ICRB7_E IIO_ICRB0_E * - * IIO_ICRB8_A IIO_ICRB0_A * - * IIO_ICRB8_B IIO_ICRB0_B * - * IIO_ICRB8_C IIO_ICRB0_C * - * IIO_ICRB8_D IIO_ICRB0_D * - * IIO_ICRB8_E IIO_ICRB0_E * - * IIO_ICRB9_A IIO_ICRB0_A * - * IIO_ICRB9_B IIO_ICRB0_B * - * IIO_ICRB9_C IIO_ICRB0_C * - * IIO_ICRB9_D IIO_ICRB0_D * - * IIO_ICRB9_E IIO_ICRB0_E * - * IIO_ICRBA_A IIO_ICRB0_A * - * IIO_ICRBA_B IIO_ICRB0_B * - * IIO_ICRBA_C IIO_ICRB0_C * - * IIO_ICRBA_D IIO_ICRB0_D * - * IIO_ICRBA_E IIO_ICRB0_E * - * IIO_ICRBB_A IIO_ICRB0_A * - * IIO_ICRBB_B IIO_ICRB0_B * - * IIO_ICRBB_C IIO_ICRB0_C * - * IIO_ICRBB_D IIO_ICRB0_D * - * IIO_ICRBB_E IIO_ICRB0_E * - * IIO_ICRBC_A IIO_ICRB0_A * - * IIO_ICRBC_B IIO_ICRB0_B * - * IIO_ICRBC_C IIO_ICRB0_C * - * IIO_ICRBC_D IIO_ICRB0_D * - * IIO_ICRBC_E IIO_ICRB0_E * - * IIO_ICRBD_A IIO_ICRB0_A * - * IIO_ICRBD_B IIO_ICRB0_B * - * IIO_ICRBD_C IIO_ICRB0_C * - * IIO_ICRBD_D IIO_ICRB0_D * - * IIO_ICRBD_E IIO_ICRB0_E * - * IIO_ICRBE_A IIO_ICRB0_A * - * IIO_ICRBE_B IIO_ICRB0_B * - * IIO_ICRBE_C IIO_ICRB0_C * - * IIO_ICRBE_D IIO_ICRB0_D * - * IIO_ICRBE_E IIO_ICRB0_E * - * * - ************************************************************************/ - -/* - * Slightly friendlier names for some common registers. - */ -#define IIO_WIDGET IIO_WID /* Widget identification */ -#define IIO_WIDGET_STAT IIO_WSTAT /* Widget status register */ -#define IIO_WIDGET_CTRL IIO_WCR /* Widget control register */ -#define IIO_PROTECT IIO_ILAPR /* IO interface protection */ -#define IIO_PROTECT_OVRRD IIO_ILAPO /* IO protect override */ -#define IIO_OUTWIDGET_ACCESS IIO_IOWA /* Outbound widget access */ -#define IIO_INWIDGET_ACCESS IIO_IIWA /* Inbound widget access */ -#define IIO_INDEV_ERR_MASK IIO_IIDEM /* Inbound device error mask */ -#define IIO_LLP_CSR IIO_ILCSR /* LLP control and status */ -#define IIO_LLP_LOG IIO_ILLR /* LLP log */ -#define IIO_XTALKCC_TOUT IIO_IXCC /* Xtalk credit count timeout */ -#define IIO_XTALKTT_TOUT IIO_IXTT /* Xtalk tail timeout */ -#define IIO_IO_ERR_CLR IIO_IECLR /* IO error clear */ -#define IIO_IGFX_0 IIO_IGFX0 -#define IIO_IGFX_1 IIO_IGFX1 -#define IIO_IBCT_0 IIO_IBCT0 -#define IIO_IBCT_1 IIO_IBCT1 -#define IIO_IBLS_0 IIO_IBLS0 -#define IIO_IBLS_1 IIO_IBLS1 -#define IIO_IBSA_0 IIO_IBSA0 -#define IIO_IBSA_1 IIO_IBSA1 -#define IIO_IBDA_0 IIO_IBDA0 -#define IIO_IBDA_1 IIO_IBDA1 -#define IIO_IBNA_0 IIO_IBNA0 -#define IIO_IBNA_1 IIO_IBNA1 -#define IIO_IBIA_0 IIO_IBIA0 -#define IIO_IBIA_1 IIO_IBIA1 -#define IIO_IOPRB_0 IIO_IPRB0 - -#define IIO_PRTE_A(_x) (IIO_IPRTE0_A + (8 * (_x))) -#define IIO_PRTE_B(_x) (IIO_IPRTE0_B + (8 * (_x))) -#define IIO_NUM_PRTES 8 /* Total number of PRB table entries */ -#define IIO_WIDPRTE_A(x) IIO_PRTE_A(((x) - 8)) /* widget ID to its PRTE num */ -#define IIO_WIDPRTE_B(x) IIO_PRTE_B(((x) - 8)) /* widget ID to its PRTE num */ - -#define IIO_NUM_IPRBS 9 - -#define IIO_LLP_CSR_IS_UP 0x00002000 -#define IIO_LLP_CSR_LLP_STAT_MASK 0x00003000 -#define IIO_LLP_CSR_LLP_STAT_SHFT 12 - -#define IIO_LLP_CB_MAX 0xffff /* in ILLR CB_CNT, Max Check Bit errors */ -#define IIO_LLP_SN_MAX 0xffff /* in ILLR SN_CNT, Max Sequence Number errors */ - -/* key to IIO_PROTECT_OVRRD */ -#define IIO_PROTECT_OVRRD_KEY 0x53474972756c6573ull /* "SGIrules" */ - -/* BTE register names */ -#define IIO_BTE_STAT_0 IIO_IBLS_0 /* Also BTE length/status 0 */ -#define IIO_BTE_SRC_0 IIO_IBSA_0 /* Also BTE source address 0 */ -#define IIO_BTE_DEST_0 IIO_IBDA_0 /* Also BTE dest. address 0 */ -#define IIO_BTE_CTRL_0 IIO_IBCT_0 /* Also BTE control/terminate 0 */ -#define IIO_BTE_NOTIFY_0 IIO_IBNA_0 /* Also BTE notification 0 */ -#define IIO_BTE_INT_0 IIO_IBIA_0 /* Also BTE interrupt 0 */ -#define IIO_BTE_OFF_0 0 /* Base offset from BTE 0 regs. */ -#define IIO_BTE_OFF_1 (IIO_IBLS_1 - IIO_IBLS_0) /* Offset from base to BTE 1 */ - -/* BTE register offsets from base */ -#define BTEOFF_STAT 0 -#define BTEOFF_SRC (IIO_BTE_SRC_0 - IIO_BTE_STAT_0) -#define BTEOFF_DEST (IIO_BTE_DEST_0 - IIO_BTE_STAT_0) -#define BTEOFF_CTRL (IIO_BTE_CTRL_0 - IIO_BTE_STAT_0) -#define BTEOFF_NOTIFY (IIO_BTE_NOTIFY_0 - IIO_BTE_STAT_0) -#define BTEOFF_INT (IIO_BTE_INT_0 - IIO_BTE_STAT_0) - -/* names used in shub diags */ -#define IIO_BASE_BTE0 IIO_IBLS_0 -#define IIO_BASE_BTE1 IIO_IBLS_1 - -/* - * Macro which takes the widget number, and returns the - * IO PRB address of that widget. - * value _x is expected to be a widget number in the range - * 0, 8 - 0xF - */ -#define IIO_IOPRB(_x) (IIO_IOPRB_0 + ( ( (_x) < HUB_WIDGET_ID_MIN ? \ - (_x) : \ - (_x) - (HUB_WIDGET_ID_MIN-1)) << 3) ) - -/* GFX Flow Control Node/Widget Register */ -#define IIO_IGFX_W_NUM_BITS 4 /* size of widget num field */ -#define IIO_IGFX_W_NUM_MASK ((1<<IIO_IGFX_W_NUM_BITS)-1) -#define IIO_IGFX_W_NUM_SHIFT 0 -#define IIO_IGFX_PI_NUM_BITS 1 /* size of PI num field */ -#define IIO_IGFX_PI_NUM_MASK ((1<<IIO_IGFX_PI_NUM_BITS)-1) -#define IIO_IGFX_PI_NUM_SHIFT 4 -#define IIO_IGFX_N_NUM_BITS 8 /* size of node num field */ -#define IIO_IGFX_N_NUM_MASK ((1<<IIO_IGFX_N_NUM_BITS)-1) -#define IIO_IGFX_N_NUM_SHIFT 5 -#define IIO_IGFX_P_NUM_BITS 1 /* size of processor num field */ -#define IIO_IGFX_P_NUM_MASK ((1<<IIO_IGFX_P_NUM_BITS)-1) -#define IIO_IGFX_P_NUM_SHIFT 16 -#define IIO_IGFX_INIT(widget, pi, node, cpu) (\ - (((widget) & IIO_IGFX_W_NUM_MASK) << IIO_IGFX_W_NUM_SHIFT) | \ - (((pi) & IIO_IGFX_PI_NUM_MASK)<< IIO_IGFX_PI_NUM_SHIFT)| \ - (((node) & IIO_IGFX_N_NUM_MASK) << IIO_IGFX_N_NUM_SHIFT) | \ - (((cpu) & IIO_IGFX_P_NUM_MASK) << IIO_IGFX_P_NUM_SHIFT)) - -/* Scratch registers (all bits available) */ -#define IIO_SCRATCH_REG0 IIO_ISCR0 -#define IIO_SCRATCH_REG1 IIO_ISCR1 -#define IIO_SCRATCH_MASK 0xffffffffffffffffUL - -#define IIO_SCRATCH_BIT0_0 0x0000000000000001UL -#define IIO_SCRATCH_BIT0_1 0x0000000000000002UL -#define IIO_SCRATCH_BIT0_2 0x0000000000000004UL -#define IIO_SCRATCH_BIT0_3 0x0000000000000008UL -#define IIO_SCRATCH_BIT0_4 0x0000000000000010UL -#define IIO_SCRATCH_BIT0_5 0x0000000000000020UL -#define IIO_SCRATCH_BIT0_6 0x0000000000000040UL -#define IIO_SCRATCH_BIT0_7 0x0000000000000080UL -#define IIO_SCRATCH_BIT0_8 0x0000000000000100UL -#define IIO_SCRATCH_BIT0_9 0x0000000000000200UL -#define IIO_SCRATCH_BIT0_A 0x0000000000000400UL - -#define IIO_SCRATCH_BIT1_0 0x0000000000000001UL -#define IIO_SCRATCH_BIT1_1 0x0000000000000002UL -/* IO Translation Table Entries */ -#define IIO_NUM_ITTES 7 /* ITTEs numbered 0..6 */ - /* Hw manuals number them 1..7! */ -/* - * IIO_IMEM Register fields. - */ -#define IIO_IMEM_W0ESD 0x1UL /* Widget 0 shut down due to error */ -#define IIO_IMEM_B0ESD (1UL << 4) /* BTE 0 shut down due to error */ -#define IIO_IMEM_B1ESD (1UL << 8) /* BTE 1 Shut down due to error */ - -/* - * As a permanent workaround for a bug in the PI side of the shub, we've - * redefined big window 7 as small window 0. - XXX does this still apply for SN1?? - */ -#define HUB_NUM_BIG_WINDOW (IIO_NUM_ITTES - 1) - -/* - * Use the top big window as a surrogate for the first small window - */ -#define SWIN0_BIGWIN HUB_NUM_BIG_WINDOW - -#define ILCSR_WARM_RESET 0x100 - -/* - * CRB manipulation macros - * The CRB macros are slightly complicated, since there are up to - * four registers associated with each CRB entry. - */ -#define IIO_NUM_CRBS 15 /* Number of CRBs */ -#define IIO_NUM_PC_CRBS 4 /* Number of partial cache CRBs */ -#define IIO_ICRB_OFFSET 8 -#define IIO_ICRB_0 IIO_ICRB0_A -#define IIO_ICRB_ADDR_SHFT 2 /* Shift to get proper address */ -/* XXX - This is now tuneable: - #define IIO_FIRST_PC_ENTRY 12 - */ - -#define IIO_ICRB_A(_x) ((u64)(IIO_ICRB_0 + (6 * IIO_ICRB_OFFSET * (_x)))) -#define IIO_ICRB_B(_x) ((u64)((char *)IIO_ICRB_A(_x) + 1*IIO_ICRB_OFFSET)) -#define IIO_ICRB_C(_x) ((u64)((char *)IIO_ICRB_A(_x) + 2*IIO_ICRB_OFFSET)) -#define IIO_ICRB_D(_x) ((u64)((char *)IIO_ICRB_A(_x) + 3*IIO_ICRB_OFFSET)) -#define IIO_ICRB_E(_x) ((u64)((char *)IIO_ICRB_A(_x) + 4*IIO_ICRB_OFFSET)) - -#define TNUM_TO_WIDGET_DEV(_tnum) (_tnum & 0x7) - -/* - * values for "ecode" field - */ -#define IIO_ICRB_ECODE_DERR 0 /* Directory error due to IIO access */ -#define IIO_ICRB_ECODE_PERR 1 /* Poison error on IO access */ -#define IIO_ICRB_ECODE_WERR 2 /* Write error by IIO access - * e.g. WINV to a Read only line. */ -#define IIO_ICRB_ECODE_AERR 3 /* Access error caused by IIO access */ -#define IIO_ICRB_ECODE_PWERR 4 /* Error on partial write */ -#define IIO_ICRB_ECODE_PRERR 5 /* Error on partial read */ -#define IIO_ICRB_ECODE_TOUT 6 /* CRB timeout before deallocating */ -#define IIO_ICRB_ECODE_XTERR 7 /* Incoming xtalk pkt had error bit */ - -/* - * Values for field imsgtype - */ -#define IIO_ICRB_IMSGT_XTALK 0 /* Incoming message from Xtalk */ -#define IIO_ICRB_IMSGT_BTE 1 /* Incoming message from BTE */ -#define IIO_ICRB_IMSGT_SN1NET 2 /* Incoming message from SN1 net */ -#define IIO_ICRB_IMSGT_CRB 3 /* Incoming message from CRB ??? */ - -/* - * values for field initiator. - */ -#define IIO_ICRB_INIT_XTALK 0 /* Message originated in xtalk */ -#define IIO_ICRB_INIT_BTE0 0x1 /* Message originated in BTE 0 */ -#define IIO_ICRB_INIT_SN1NET 0x2 /* Message originated in SN1net */ -#define IIO_ICRB_INIT_CRB 0x3 /* Message originated in CRB ? */ -#define IIO_ICRB_INIT_BTE1 0x5 /* MEssage originated in BTE 1 */ - -/* - * Number of credits Hub widget has while sending req/response to - * xbow. - * Value of 3 is required by Xbow 1.1 - * We may be able to increase this to 4 with Xbow 1.2. - */ -#define HUBII_XBOW_CREDIT 3 -#define HUBII_XBOW_REV2_CREDIT 4 - -/* - * Number of credits that xtalk devices should use when communicating - * with a SHub (depth of SHub's queue). - */ -#define HUB_CREDIT 4 - -/* - * Some IIO_PRB fields - */ -#define IIO_PRB_MULTI_ERR (1LL << 63) -#define IIO_PRB_SPUR_RD (1LL << 51) -#define IIO_PRB_SPUR_WR (1LL << 50) -#define IIO_PRB_RD_TO (1LL << 49) -#define IIO_PRB_ERROR (1LL << 48) - -/************************************************************************* - - Some of the IIO field masks and shifts are defined here. - This is in order to maintain compatibility in SN0 and SN1 code - -**************************************************************************/ - -/* - * ICMR register fields - * (Note: the IIO_ICMR_P_CNT and IIO_ICMR_PC_VLD from Hub are not - * present in SHub) - */ - -#define IIO_ICMR_CRB_VLD_SHFT 20 -#define IIO_ICMR_CRB_VLD_MASK (0x7fffUL << IIO_ICMR_CRB_VLD_SHFT) - -#define IIO_ICMR_FC_CNT_SHFT 16 -#define IIO_ICMR_FC_CNT_MASK (0xf << IIO_ICMR_FC_CNT_SHFT) - -#define IIO_ICMR_C_CNT_SHFT 4 -#define IIO_ICMR_C_CNT_MASK (0xf << IIO_ICMR_C_CNT_SHFT) - -#define IIO_ICMR_PRECISE (1UL << 52) -#define IIO_ICMR_CLR_RPPD (1UL << 13) -#define IIO_ICMR_CLR_RQPD (1UL << 12) - -/* - * IIO PIO Deallocation register field masks : (IIO_IPDR) - XXX present but not needed in bedrock? See the manual. - */ -#define IIO_IPDR_PND (1 << 4) - -/* - * IIO CRB deallocation register field masks: (IIO_ICDR) - */ -#define IIO_ICDR_PND (1 << 4) - -/* - * IO BTE Length/Status (IIO_IBLS) register bit field definitions - */ -#define IBLS_BUSY (0x1UL << 20) -#define IBLS_ERROR_SHFT 16 -#define IBLS_ERROR (0x1UL << IBLS_ERROR_SHFT) -#define IBLS_LENGTH_MASK 0xffff - -/* - * IO BTE Control/Terminate register (IBCT) register bit field definitions - */ -#define IBCT_POISON (0x1UL << 8) -#define IBCT_NOTIFY (0x1UL << 4) -#define IBCT_ZFIL_MODE (0x1UL << 0) - -/* - * IIO Incoming Error Packet Header (IIO_IIEPH1/IIO_IIEPH2) - */ -#define IIEPH1_VALID (1UL << 44) -#define IIEPH1_OVERRUN (1UL << 40) -#define IIEPH1_ERR_TYPE_SHFT 32 -#define IIEPH1_ERR_TYPE_MASK 0xf -#define IIEPH1_SOURCE_SHFT 20 -#define IIEPH1_SOURCE_MASK 11 -#define IIEPH1_SUPPL_SHFT 8 -#define IIEPH1_SUPPL_MASK 11 -#define IIEPH1_CMD_SHFT 0 -#define IIEPH1_CMD_MASK 7 - -#define IIEPH2_TAIL (1UL << 40) -#define IIEPH2_ADDRESS_SHFT 0 -#define IIEPH2_ADDRESS_MASK 38 - -#define IIEPH1_ERR_SHORT_REQ 2 -#define IIEPH1_ERR_SHORT_REPLY 3 -#define IIEPH1_ERR_LONG_REQ 4 -#define IIEPH1_ERR_LONG_REPLY 5 - -/* - * IO Error Clear register bit field definitions - */ -#define IECLR_PI1_FWD_INT (1UL << 31) /* clear PI1_FORWARD_INT in iidsr */ -#define IECLR_PI0_FWD_INT (1UL << 30) /* clear PI0_FORWARD_INT in iidsr */ -#define IECLR_SPUR_RD_HDR (1UL << 29) /* clear valid bit in ixss reg */ -#define IECLR_BTE1 (1UL << 18) /* clear bte error 1 */ -#define IECLR_BTE0 (1UL << 17) /* clear bte error 0 */ -#define IECLR_CRAZY (1UL << 16) /* clear crazy bit in wstat reg */ -#define IECLR_PRB_F (1UL << 15) /* clear err bit in PRB_F reg */ -#define IECLR_PRB_E (1UL << 14) /* clear err bit in PRB_E reg */ -#define IECLR_PRB_D (1UL << 13) /* clear err bit in PRB_D reg */ -#define IECLR_PRB_C (1UL << 12) /* clear err bit in PRB_C reg */ -#define IECLR_PRB_B (1UL << 11) /* clear err bit in PRB_B reg */ -#define IECLR_PRB_A (1UL << 10) /* clear err bit in PRB_A reg */ -#define IECLR_PRB_9 (1UL << 9) /* clear err bit in PRB_9 reg */ -#define IECLR_PRB_8 (1UL << 8) /* clear err bit in PRB_8 reg */ -#define IECLR_PRB_0 (1UL << 0) /* clear err bit in PRB_0 reg */ - -/* - * IIO CRB control register Fields: IIO_ICCR - */ -#define IIO_ICCR_PENDING 0x10000 -#define IIO_ICCR_CMD_MASK 0xFF -#define IIO_ICCR_CMD_SHFT 7 -#define IIO_ICCR_CMD_NOP 0x0 /* No Op */ -#define IIO_ICCR_CMD_WAKE 0x100 /* Reactivate CRB entry and process */ -#define IIO_ICCR_CMD_TIMEOUT 0x200 /* Make CRB timeout & mark invalid */ -#define IIO_ICCR_CMD_EJECT 0x400 /* Contents of entry written to memory - * via a WB - */ -#define IIO_ICCR_CMD_FLUSH 0x800 - -/* - * - * CRB Register description. - * - * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING - * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING - * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING - * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING - * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING - * - * Many of the fields in CRB are status bits used by hardware - * for implementation of the protocol. It's very dangerous to - * mess around with the CRB registers. - * - * It's OK to read the CRB registers and try to make sense out of the - * fields in CRB. - * - * Updating CRB requires all activities in Hub IIO to be quiesced. - * otherwise, a write to CRB could corrupt other CRB entries. - * CRBs are here only as a back door peek to shub IIO's status. - * Quiescing implies no dmas no PIOs - * either directly from the cpu or from sn0net. - * this is not something that can be done easily. So, AVOID updating - * CRBs. - */ - -/* - * Easy access macros for CRBs, all 5 registers (A-E) - */ -typedef ii_icrb0_a_u_t icrba_t; -#define a_sidn ii_icrb0_a_fld_s.ia_sidn -#define a_tnum ii_icrb0_a_fld_s.ia_tnum -#define a_addr ii_icrb0_a_fld_s.ia_addr -#define a_valid ii_icrb0_a_fld_s.ia_vld -#define a_iow ii_icrb0_a_fld_s.ia_iow -#define a_regvalue ii_icrb0_a_regval - -typedef ii_icrb0_b_u_t icrbb_t; -#define b_use_old ii_icrb0_b_fld_s.ib_use_old -#define b_imsgtype ii_icrb0_b_fld_s.ib_imsgtype -#define b_imsg ii_icrb0_b_fld_s.ib_imsg -#define b_initiator ii_icrb0_b_fld_s.ib_init -#define b_exc ii_icrb0_b_fld_s.ib_exc -#define b_ackcnt ii_icrb0_b_fld_s.ib_ack_cnt -#define b_resp ii_icrb0_b_fld_s.ib_resp -#define b_ack ii_icrb0_b_fld_s.ib_ack -#define b_hold ii_icrb0_b_fld_s.ib_hold -#define b_wb ii_icrb0_b_fld_s.ib_wb -#define b_intvn ii_icrb0_b_fld_s.ib_intvn -#define b_stall_ib ii_icrb0_b_fld_s.ib_stall_ib -#define b_stall_int ii_icrb0_b_fld_s.ib_stall__intr -#define b_stall_bte_0 ii_icrb0_b_fld_s.ib_stall__bte_0 -#define b_stall_bte_1 ii_icrb0_b_fld_s.ib_stall__bte_1 -#define b_error ii_icrb0_b_fld_s.ib_error -#define b_ecode ii_icrb0_b_fld_s.ib_errcode -#define b_lnetuce ii_icrb0_b_fld_s.ib_ln_uce -#define b_mark ii_icrb0_b_fld_s.ib_mark -#define b_xerr ii_icrb0_b_fld_s.ib_xt_err -#define b_regvalue ii_icrb0_b_regval - -typedef ii_icrb0_c_u_t icrbc_t; -#define c_suppl ii_icrb0_c_fld_s.ic_suppl -#define c_barrop ii_icrb0_c_fld_s.ic_bo -#define c_doresp ii_icrb0_c_fld_s.ic_resprqd -#define c_gbr ii_icrb0_c_fld_s.ic_gbr -#define c_btenum ii_icrb0_c_fld_s.ic_bte_num -#define c_cohtrans ii_icrb0_c_fld_s.ic_ct -#define c_xtsize ii_icrb0_c_fld_s.ic_size -#define c_source ii_icrb0_c_fld_s.ic_source -#define c_regvalue ii_icrb0_c_regval - -typedef ii_icrb0_d_u_t icrbd_t; -#define d_sleep ii_icrb0_d_fld_s.id_sleep -#define d_pricnt ii_icrb0_d_fld_s.id_pr_cnt -#define d_pripsc ii_icrb0_d_fld_s.id_pr_psc -#define d_bteop ii_icrb0_d_fld_s.id_bte_op -#define d_bteaddr ii_icrb0_d_fld_s.id_pa_be /* ic_pa_be fld has 2 names */ -#define d_benable ii_icrb0_d_fld_s.id_pa_be /* ic_pa_be fld has 2 names */ -#define d_regvalue ii_icrb0_d_regval - -typedef ii_icrb0_e_u_t icrbe_t; -#define icrbe_ctxtvld ii_icrb0_e_fld_s.ie_cvld -#define icrbe_toutvld ii_icrb0_e_fld_s.ie_tvld -#define icrbe_context ii_icrb0_e_fld_s.ie_context -#define icrbe_timeout ii_icrb0_e_fld_s.ie_timeout -#define e_regvalue ii_icrb0_e_regval - -/* Number of widgets supported by shub */ -#define HUB_NUM_WIDGET 9 -#define HUB_WIDGET_ID_MIN 0x8 -#define HUB_WIDGET_ID_MAX 0xf - -#define HUB_WIDGET_PART_NUM 0xc120 -#define MAX_HUBS_PER_XBOW 2 - -/* A few more #defines for backwards compatibility */ -#define iprb_t ii_iprb0_u_t -#define iprb_regval ii_iprb0_regval -#define iprb_mult_err ii_iprb0_fld_s.i_mult_err -#define iprb_spur_rd ii_iprb0_fld_s.i_spur_rd -#define iprb_spur_wr ii_iprb0_fld_s.i_spur_wr -#define iprb_rd_to ii_iprb0_fld_s.i_rd_to -#define iprb_ovflow ii_iprb0_fld_s.i_of_cnt -#define iprb_error ii_iprb0_fld_s.i_error -#define iprb_ff ii_iprb0_fld_s.i_f -#define iprb_mode ii_iprb0_fld_s.i_m -#define iprb_bnakctr ii_iprb0_fld_s.i_nb -#define iprb_anakctr ii_iprb0_fld_s.i_na -#define iprb_xtalkctr ii_iprb0_fld_s.i_c - -#define LNK_STAT_WORKING 0x2 /* LLP is working */ - -#define IIO_WSTAT_ECRAZY (1ULL << 32) /* Hub gone crazy */ -#define IIO_WSTAT_TXRETRY (1ULL << 9) /* Hub Tx Retry timeout */ -#define IIO_WSTAT_TXRETRY_MASK 0x7F /* should be 0xFF?? */ -#define IIO_WSTAT_TXRETRY_SHFT 16 -#define IIO_WSTAT_TXRETRY_CNT(w) (((w) >> IIO_WSTAT_TXRETRY_SHFT) & \ - IIO_WSTAT_TXRETRY_MASK) - -/* Number of II perf. counters we can multiplex at once */ - -#define IO_PERF_SETS 32 - -/* Bit for the widget in inbound access register */ -#define IIO_IIWA_WIDGET(_w) ((u64)(1ULL << _w)) -/* Bit for the widget in outbound access register */ -#define IIO_IOWA_WIDGET(_w) ((u64)(1ULL << _w)) - -/* NOTE: The following define assumes that we are going to get - * widget numbers from 8 thru F and the device numbers within - * widget from 0 thru 7. - */ -#define IIO_IIDEM_WIDGETDEV_MASK(w, d) ((u64)(1ULL << (8 * ((w) - 8) + (d)))) - -/* IO Interrupt Destination Register */ -#define IIO_IIDSR_SENT_SHIFT 28 -#define IIO_IIDSR_SENT_MASK 0x30000000 -#define IIO_IIDSR_ENB_SHIFT 24 -#define IIO_IIDSR_ENB_MASK 0x01000000 -#define IIO_IIDSR_NODE_SHIFT 9 -#define IIO_IIDSR_NODE_MASK 0x000ff700 -#define IIO_IIDSR_PI_ID_SHIFT 8 -#define IIO_IIDSR_PI_ID_MASK 0x00000100 -#define IIO_IIDSR_LVL_SHIFT 0 -#define IIO_IIDSR_LVL_MASK 0x000000ff - -/* Xtalk timeout threshold register (IIO_IXTT) */ -#define IXTT_RRSP_TO_SHFT 55 /* read response timeout */ -#define IXTT_RRSP_TO_MASK (0x1FULL << IXTT_RRSP_TO_SHFT) -#define IXTT_RRSP_PS_SHFT 32 /* read responsed TO prescalar */ -#define IXTT_RRSP_PS_MASK (0x7FFFFFULL << IXTT_RRSP_PS_SHFT) -#define IXTT_TAIL_TO_SHFT 0 /* tail timeout counter threshold */ -#define IXTT_TAIL_TO_MASK (0x3FFFFFFULL << IXTT_TAIL_TO_SHFT) - -/* - * The IO LLP control status register and widget control register - */ - -typedef union hubii_wcr_u { - u64 wcr_reg_value; - struct { - u64 wcr_widget_id:4, /* LLP crossbar credit */ - wcr_tag_mode:1, /* Tag mode */ - wcr_rsvd1:8, /* Reserved */ - wcr_xbar_crd:3, /* LLP crossbar credit */ - wcr_f_bad_pkt:1, /* Force bad llp pkt enable */ - wcr_dir_con:1, /* widget direct connect */ - wcr_e_thresh:5, /* elasticity threshold */ - wcr_rsvd:41; /* unused */ - } wcr_fields_s; -} hubii_wcr_t; - -#define iwcr_dir_con wcr_fields_s.wcr_dir_con - -/* The structures below are defined to extract and modify the ii -performance registers */ - -/* io_perf_sel allows the caller to specify what tests will be - performed */ - -typedef union io_perf_sel { - u64 perf_sel_reg; - struct { - u64 perf_ippr0:4, perf_ippr1:4, perf_icct:8, perf_rsvd:48; - } perf_sel_bits; -} io_perf_sel_t; - -/* io_perf_cnt is to extract the count from the shub registers. Due to - hardware problems there is only one counter, not two. */ - -typedef union io_perf_cnt { - u64 perf_cnt; - struct { - u64 perf_cnt:20, perf_rsvd2:12, perf_rsvd1:32; - } perf_cnt_bits; - -} io_perf_cnt_t; - -typedef union iprte_a { - u64 entry; - struct { - u64 i_rsvd_1:3; - u64 i_addr:38; - u64 i_init:3; - u64 i_source:8; - u64 i_rsvd:2; - u64 i_widget:4; - u64 i_to_cnt:5; - u64 i_vld:1; - } iprte_fields; -} iprte_a_t; - -#endif /* _ASM_IA64_SN_SHUBIO_H */ diff --git a/arch/ia64/include/asm/sn/simulator.h b/arch/ia64/include/asm/sn/simulator.h deleted file mode 100644 index c2611f6cfe33..000000000000 --- a/arch/ia64/include/asm/sn/simulator.h +++ /dev/null @@ -1,25 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * Copyright (C) 2000-2004 Silicon Graphics, Inc. All rights reserved. - */ - -#ifndef _ASM_IA64_SN_SIMULATOR_H -#define _ASM_IA64_SN_SIMULATOR_H - -#if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2) || defined(CONFIG_IA64_SGI_UV) -#define SNMAGIC 0xaeeeeeee8badbeefL -#define IS_MEDUSA() ({long sn; asm("mov %0=cpuid[%1]" : "=r"(sn) : "r"(2)); sn == SNMAGIC;}) - -#define SIMULATOR_SLEEP() asm("nop.i 0x8beef") -#define IS_RUNNING_ON_SIMULATOR() (sn_prom_type) -#define IS_RUNNING_ON_FAKE_PROM() (sn_prom_type == 2) -extern int sn_prom_type; /* 0=hardware, 1=medusa/realprom, 2=medusa/fakeprom */ -#else -#define IS_MEDUSA() 0 -#define SIMULATOR_SLEEP() -#define IS_RUNNING_ON_SIMULATOR() 0 -#endif - -#endif /* _ASM_IA64_SN_SIMULATOR_H */ diff --git a/arch/ia64/include/asm/sn/sn2/sn_hwperf.h b/arch/ia64/include/asm/sn/sn2/sn_hwperf.h deleted file mode 100644 index e61ebac38cdd..000000000000 --- a/arch/ia64/include/asm/sn/sn2/sn_hwperf.h +++ /dev/null @@ -1,242 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2004 Silicon Graphics, Inc. All rights reserved. - * - * Data types used by the SN_SAL_HWPERF_OP SAL call for monitoring - * SGI Altix node and router hardware - * - * Mark Goodwin <markgw@sgi.com> Mon Aug 30 12:23:46 EST 2004 - */ - -#ifndef SN_HWPERF_H -#define SN_HWPERF_H - -/* - * object structure. SN_HWPERF_ENUM_OBJECTS and SN_HWPERF_GET_CPU_INFO - * return an array of these. Do not change this without also - * changing the corresponding SAL code. - */ -#define SN_HWPERF_MAXSTRING 128 -struct sn_hwperf_object_info { - u32 id; - union { - struct { - u64 this_part:1; - u64 is_shared:1; - } fields; - struct { - u64 flags; - u64 reserved; - } b; - } f; - char name[SN_HWPERF_MAXSTRING]; - char location[SN_HWPERF_MAXSTRING]; - u32 ports; -}; - -#define sn_hwp_this_part f.fields.this_part -#define sn_hwp_is_shared f.fields.is_shared -#define sn_hwp_flags f.b.flags - -/* macros for object classification */ -#define SN_HWPERF_IS_NODE(x) ((x) && strstr((x)->name, "SHub")) -#define SN_HWPERF_IS_NODE_SHUB2(x) ((x) && strstr((x)->name, "SHub 2.")) -#define SN_HWPERF_IS_IONODE(x) ((x) && strstr((x)->name, "TIO")) -#define SN_HWPERF_IS_NL3ROUTER(x) ((x) && strstr((x)->name, "NL3Router")) -#define SN_HWPERF_IS_NL4ROUTER(x) ((x) && strstr((x)->name, "NL4Router")) -#define SN_HWPERF_IS_OLDROUTER(x) ((x) && strstr((x)->name, "Router")) -#define SN_HWPERF_IS_ROUTER(x) (SN_HWPERF_IS_NL3ROUTER(x) || \ - SN_HWPERF_IS_NL4ROUTER(x) || \ - SN_HWPERF_IS_OLDROUTER(x)) -#define SN_HWPERF_FOREIGN(x) ((x) && !(x)->sn_hwp_this_part && !(x)->sn_hwp_is_shared) -#define SN_HWPERF_SAME_OBJTYPE(x,y) ((SN_HWPERF_IS_NODE(x) && SN_HWPERF_IS_NODE(y)) ||\ - (SN_HWPERF_IS_IONODE(x) && SN_HWPERF_IS_IONODE(y)) ||\ - (SN_HWPERF_IS_ROUTER(x) && SN_HWPERF_IS_ROUTER(y))) - -/* numa port structure, SN_HWPERF_ENUM_PORTS returns an array of these */ -struct sn_hwperf_port_info { - u32 port; - u32 conn_id; - u32 conn_port; -}; - -/* for HWPERF_{GET,SET}_MMRS */ -struct sn_hwperf_data { - u64 addr; - u64 data; -}; - -/* user ioctl() argument, see below */ -struct sn_hwperf_ioctl_args { - u64 arg; /* argument, usually an object id */ - u64 sz; /* size of transfer */ - void *ptr; /* pointer to source/target */ - u32 v0; /* second return value */ -}; - -/* - * For SN_HWPERF_{GET,SET}_MMRS and SN_HWPERF_OBJECT_DISTANCE, - * sn_hwperf_ioctl_args.arg can be used to specify a CPU on which - * to call SAL, and whether to use an interprocessor interrupt - * or task migration in order to do so. If the CPU specified is - * SN_HWPERF_ARG_ANY_CPU, then the current CPU will be used. - */ -#define SN_HWPERF_ARG_ANY_CPU 0x7fffffffUL -#define SN_HWPERF_ARG_CPU_MASK 0x7fffffff00000000ULL -#define SN_HWPERF_ARG_USE_IPI_MASK 0x8000000000000000ULL -#define SN_HWPERF_ARG_OBJID_MASK 0x00000000ffffffffULL - -/* - * ioctl requests on the "sn_hwperf" misc device that call SAL. - */ -#define SN_HWPERF_OP_MEM_COPYIN 0x1000 -#define SN_HWPERF_OP_MEM_COPYOUT 0x2000 -#define SN_HWPERF_OP_MASK 0x0fff - -/* - * Determine mem requirement. - * arg don't care - * sz 8 - * p pointer to u64 integer - */ -#define SN_HWPERF_GET_HEAPSIZE 1 - -/* - * Install mem for SAL drvr - * arg don't care - * sz sizeof buffer pointed to by p - * p pointer to buffer for scratch area - */ -#define SN_HWPERF_INSTALL_HEAP 2 - -/* - * Determine number of objects - * arg don't care - * sz 8 - * p pointer to u64 integer - */ -#define SN_HWPERF_OBJECT_COUNT (10|SN_HWPERF_OP_MEM_COPYOUT) - -/* - * Determine object "distance", relative to a cpu. This operation can - * execute on a designated logical cpu number, using either an IPI or - * via task migration. If the cpu number is SN_HWPERF_ANY_CPU, then - * the current CPU is used. See the SN_HWPERF_ARG_* macros above. - * - * arg bitmap of IPI flag, cpu number and object id - * sz 8 - * p pointer to u64 integer - */ -#define SN_HWPERF_OBJECT_DISTANCE (11|SN_HWPERF_OP_MEM_COPYOUT) - -/* - * Enumerate objects. Special case if sz == 8, returns the required - * buffer size. - * arg don't care - * sz sizeof buffer pointed to by p - * p pointer to array of struct sn_hwperf_object_info - */ -#define SN_HWPERF_ENUM_OBJECTS (12|SN_HWPERF_OP_MEM_COPYOUT) - -/* - * Enumerate NumaLink ports for an object. Special case if sz == 8, - * returns the required buffer size. - * arg object id - * sz sizeof buffer pointed to by p - * p pointer to array of struct sn_hwperf_port_info - */ -#define SN_HWPERF_ENUM_PORTS (13|SN_HWPERF_OP_MEM_COPYOUT) - -/* - * SET/GET memory mapped registers. These operations can execute - * on a designated logical cpu number, using either an IPI or via - * task migration. If the cpu number is SN_HWPERF_ANY_CPU, then - * the current CPU is used. See the SN_HWPERF_ARG_* macros above. - * - * arg bitmap of ipi flag, cpu number and object id - * sz sizeof buffer pointed to by p - * p pointer to array of struct sn_hwperf_data - */ -#define SN_HWPERF_SET_MMRS (14|SN_HWPERF_OP_MEM_COPYIN) -#define SN_HWPERF_GET_MMRS (15|SN_HWPERF_OP_MEM_COPYOUT| \ - SN_HWPERF_OP_MEM_COPYIN) -/* - * Lock a shared object - * arg object id - * sz don't care - * p don't care - */ -#define SN_HWPERF_ACQUIRE 16 - -/* - * Unlock a shared object - * arg object id - * sz don't care - * p don't care - */ -#define SN_HWPERF_RELEASE 17 - -/* - * Break a lock on a shared object - * arg object id - * sz don't care - * p don't care - */ -#define SN_HWPERF_FORCE_RELEASE 18 - -/* - * ioctl requests on "sn_hwperf" that do not call SAL - */ - -/* - * get cpu info as an array of hwperf_object_info_t. - * id is logical CPU number, name is description, location - * is geoid (e.g. 001c04#1c). Special case if sz == 8, - * returns the required buffer size. - * - * arg don't care - * sz sizeof buffer pointed to by p - * p pointer to array of struct sn_hwperf_object_info - */ -#define SN_HWPERF_GET_CPU_INFO (100|SN_HWPERF_OP_MEM_COPYOUT) - -/* - * Given an object id, return it's node number (aka cnode). - * arg object id - * sz 8 - * p pointer to u64 integer - */ -#define SN_HWPERF_GET_OBJ_NODE (101|SN_HWPERF_OP_MEM_COPYOUT) - -/* - * Given a node number (cnode), return it's nasid. - * arg ordinal node number (aka cnodeid) - * sz 8 - * p pointer to u64 integer - */ -#define SN_HWPERF_GET_NODE_NASID (102|SN_HWPERF_OP_MEM_COPYOUT) - -/* - * Given a node id, determine the id of the nearest node with CPUs - * and the id of the nearest node that has memory. The argument - * node would normally be a "headless" node, e.g. an "IO node". - * Return 0 on success. - */ -extern int sn_hwperf_get_nearest_node(cnodeid_t node, - cnodeid_t *near_mem, cnodeid_t *near_cpu); - -/* return codes */ -#define SN_HWPERF_OP_OK 0 -#define SN_HWPERF_OP_NOMEM 1 -#define SN_HWPERF_OP_NO_PERM 2 -#define SN_HWPERF_OP_IO_ERROR 3 -#define SN_HWPERF_OP_BUSY 4 -#define SN_HWPERF_OP_RECONFIGURE 253 -#define SN_HWPERF_OP_INVAL 254 - -int sn_topology_open(struct inode *inode, struct file *file); -int sn_topology_release(struct inode *inode, struct file *file); -#endif /* SN_HWPERF_H */ diff --git a/arch/ia64/include/asm/sn/sn_cpuid.h b/arch/ia64/include/asm/sn/sn_cpuid.h deleted file mode 100644 index a676dd9ace3e..000000000000 --- a/arch/ia64/include/asm/sn/sn_cpuid.h +++ /dev/null @@ -1,132 +0,0 @@ -/* - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2000-2005 Silicon Graphics, Inc. All rights reserved. - */ - - -#ifndef _ASM_IA64_SN_SN_CPUID_H -#define _ASM_IA64_SN_SN_CPUID_H - -#include <linux/smp.h> -#include <asm/sn/addrs.h> -#include <asm/sn/pda.h> -#include <asm/intrinsics.h> - - -/* - * Functions for converting between cpuids, nodeids and NASIDs. - * - * These are for SGI platforms only. - * - */ - - - - -/* - * Definitions of terms (these definitions are for IA64 ONLY. Other architectures - * use cpuid/cpunum quite defferently): - * - * CPUID - a number in range of 0..NR_CPUS-1 that uniquely identifies - * the cpu. The value cpuid has no significance on IA64 other than - * the boot cpu is 0. - * smp_processor_id() returns the cpuid of the current cpu. - * - * CPU_PHYSICAL_ID (also known as HARD_PROCESSOR_ID) - * This is the same as 31:24 of the processor LID register - * hard_smp_processor_id()- cpu_physical_id of current processor - * cpu_physical_id(cpuid) - convert a <cpuid> to a <physical_cpuid> - * cpu_logical_id(phy_id) - convert a <physical_cpuid> to a <cpuid> - * * not real efficient - don't use in perf critical code - * - * SLICE - a number in the range of 0 - 3 (typically) that represents the - * cpu number on a brick. - * - * SUBNODE - (almost obsolete) the number of the FSB that a cpu is - * connected to. This is also the same as the PI number. Usually 0 or 1. - * - * NOTE!!!: the value of the bits in the cpu physical id (SAPICid or LID) of a cpu has no - * significance. The SAPIC id (LID) is a 16-bit cookie that has meaning only to the PROM. - * - * - * The macros convert between cpu physical ids & slice/nasid/cnodeid. - * These terms are described below: - * - * - * Brick - * ----- ----- ----- ----- CPU - * | 0 | | 1 | | 0 | | 1 | SLICE - * ----- ----- ----- ----- - * | | | | - * | | | | - * 0 | | 2 0 | | 2 FSB SLOT - * ------- ------- - * | | - * | | - * | | - * ------------ ------------- - * | | | | - * | SHUB | | SHUB | NASID (0..MAX_NASIDS) - * | |----- | | CNODEID (0..num_compact_nodes-1) - * | | | | - * | | | | - * ------------ ------------- - * | | - * - * - */ - -#define get_node_number(addr) NASID_GET(addr) - -/* - * NOTE: on non-MP systems, only cpuid 0 exists - */ - -extern short physical_node_map[]; /* indexed by nasid to get cnode */ - -/* - * Macros for retrieving info about current cpu - */ -#define get_nasid() (sn_nodepda->phys_cpuid[smp_processor_id()].nasid) -#define get_subnode() (sn_nodepda->phys_cpuid[smp_processor_id()].subnode) -#define get_slice() (sn_nodepda->phys_cpuid[smp_processor_id()].slice) -#define get_cnode() (sn_nodepda->phys_cpuid[smp_processor_id()].cnode) -#define get_sapicid() ((ia64_getreg(_IA64_REG_CR_LID) >> 16) & 0xffff) - -/* - * Macros for retrieving info about an arbitrary cpu - * cpuid - logical cpu id - */ -#define cpuid_to_nasid(cpuid) (sn_nodepda->phys_cpuid[cpuid].nasid) -#define cpuid_to_subnode(cpuid) (sn_nodepda->phys_cpuid[cpuid].subnode) -#define cpuid_to_slice(cpuid) (sn_nodepda->phys_cpuid[cpuid].slice) - - -/* - * Dont use the following in performance critical code. They require scans - * of potentially large tables. - */ -extern int nasid_slice_to_cpuid(int, int); - -/* - * cnodeid_to_nasid - convert a cnodeid to a NASID - */ -#define cnodeid_to_nasid(cnodeid) (sn_cnodeid_to_nasid[cnodeid]) - -/* - * nasid_to_cnodeid - convert a NASID to a cnodeid - */ -#define nasid_to_cnodeid(nasid) (physical_node_map[nasid]) - -/* - * partition_coherence_id - get the coherence ID of the current partition - */ -extern u8 sn_coherency_id; -#define partition_coherence_id() (sn_coherency_id) - -#endif /* _ASM_IA64_SN_SN_CPUID_H */ - diff --git a/arch/ia64/include/asm/sn/sn_feature_sets.h b/arch/ia64/include/asm/sn/sn_feature_sets.h deleted file mode 100644 index 8e83ac117ace..000000000000 --- a/arch/ia64/include/asm/sn/sn_feature_sets.h +++ /dev/null @@ -1,58 +0,0 @@ -#ifndef _ASM_IA64_SN_FEATURE_SETS_H -#define _ASM_IA64_SN_FEATURE_SETS_H - -/* - * SN PROM Features - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 2005-2006 Silicon Graphics, Inc. All rights reserved. - */ - - -/* --------------------- PROM Features -----------------------------*/ -extern int sn_prom_feature_available(int id); - -#define MAX_PROM_FEATURE_SETS 2 - -/* - * The following defines features that may or may not be supported by the - * current PROM. The OS uses sn_prom_feature_available(feature) to test for - * the presence of a PROM feature. Down rev (old) PROMs will always test - * "false" for new features. - * - * Use: - * if (sn_prom_feature_available(PRF_XXX)) - * ... - */ - -#define PRF_PAL_CACHE_FLUSH_SAFE 0 -#define PRF_DEVICE_FLUSH_LIST 1 -#define PRF_HOTPLUG_SUPPORT 2 -#define PRF_CPU_DISABLE_SUPPORT 3 - -/* --------------------- OS Features -------------------------------*/ - -/* - * The following defines OS features that are optionally present in - * the operating system. - * During boot, PROM is notified of these features via a series of calls: - * - * ia64_sn_set_os_feature(feature1); - * - * Once enabled, a feature cannot be disabled. - * - * By default, features are disabled unless explicitly enabled. - * - * These defines must be kept in sync with the corresponding - * PROM definitions in feature_sets.h. - */ -#define OSF_MCA_SLV_TO_OS_INIT_SLV 0 -#define OSF_FEAT_LOG_SBES 1 -#define OSF_ACPI_ENABLE 2 -#define OSF_PCISEGMENT_ENABLE 3 - - -#endif /* _ASM_IA64_SN_FEATURE_SETS_H */ diff --git a/arch/ia64/include/asm/sn/sn_sal.h b/arch/ia64/include/asm/sn/sn_sal.h index 1f5ff470a5a1..d437aa43343b 100644 --- a/arch/ia64/include/asm/sn/sn_sal.h +++ b/arch/ia64/include/asm/sn/sn_sal.h @@ -11,140 +11,17 @@ * Copyright (c) 2000-2006 Silicon Graphics, Inc. All rights reserved. */ - +#include <linux/types.h> #include <asm/sal.h> -#include <asm/sn/sn_cpuid.h> -#include <asm/sn/arch.h> -#include <asm/sn/geo.h> -#include <asm/sn/nodepda.h> -#include <asm/sn/shub_mmr.h> // SGI Specific Calls -#define SN_SAL_POD_MODE 0x02000001 -#define SN_SAL_SYSTEM_RESET 0x02000002 -#define SN_SAL_PROBE 0x02000003 -#define SN_SAL_GET_MASTER_NASID 0x02000004 -#define SN_SAL_GET_KLCONFIG_ADDR 0x02000005 -#define SN_SAL_LOG_CE 0x02000006 -#define SN_SAL_REGISTER_CE 0x02000007 #define SN_SAL_GET_PARTITION_ADDR 0x02000009 -#define SN_SAL_XP_ADDR_REGION 0x0200000f -#define SN_SAL_NO_FAULT_ZONE_VIRTUAL 0x02000010 -#define SN_SAL_NO_FAULT_ZONE_PHYSICAL 0x02000011 -#define SN_SAL_PRINT_ERROR 0x02000012 -#define SN_SAL_REGISTER_PMI_HANDLER 0x02000014 -#define SN_SAL_SET_ERROR_HANDLING_FEATURES 0x0200001a // reentrant -#define SN_SAL_GET_FIT_COMPT 0x0200001b // reentrant -#define SN_SAL_GET_SAPIC_INFO 0x0200001d -#define SN_SAL_GET_SN_INFO 0x0200001e -#define SN_SAL_CONSOLE_PUTC 0x02000021 -#define SN_SAL_CONSOLE_GETC 0x02000022 -#define SN_SAL_CONSOLE_PUTS 0x02000023 -#define SN_SAL_CONSOLE_GETS 0x02000024 -#define SN_SAL_CONSOLE_GETS_TIMEOUT 0x02000025 -#define SN_SAL_CONSOLE_POLL 0x02000026 -#define SN_SAL_CONSOLE_INTR 0x02000027 -#define SN_SAL_CONSOLE_PUTB 0x02000028 -#define SN_SAL_CONSOLE_XMIT_CHARS 0x0200002a -#define SN_SAL_CONSOLE_READC 0x0200002b -#define SN_SAL_SYSCTL_OP 0x02000030 -#define SN_SAL_SYSCTL_MODID_GET 0x02000031 -#define SN_SAL_SYSCTL_GET 0x02000032 -#define SN_SAL_SYSCTL_IOBRICK_MODULE_GET 0x02000033 -#define SN_SAL_SYSCTL_IO_PORTSPEED_GET 0x02000035 -#define SN_SAL_SYSCTL_SLAB_GET 0x02000036 -#define SN_SAL_BUS_CONFIG 0x02000037 -#define SN_SAL_SYS_SERIAL_GET 0x02000038 -#define SN_SAL_PARTITION_SERIAL_GET 0x02000039 -#define SN_SAL_SYSCTL_PARTITION_GET 0x0200003a -#define SN_SAL_SYSTEM_POWER_DOWN 0x0200003b -#define SN_SAL_GET_MASTER_BASEIO_NASID 0x0200003c -#define SN_SAL_COHERENCE 0x0200003d #define SN_SAL_MEMPROTECT 0x0200003e -#define SN_SAL_SYSCTL_FRU_CAPTURE 0x0200003f - -#define SN_SAL_SYSCTL_IOBRICK_PCI_OP 0x02000042 // reentrant -#define SN_SAL_IROUTER_OP 0x02000043 -#define SN_SAL_SYSCTL_EVENT 0x02000044 -#define SN_SAL_IOIF_INTERRUPT 0x0200004a -#define SN_SAL_HWPERF_OP 0x02000050 // lock -#define SN_SAL_IOIF_ERROR_INTERRUPT 0x02000051 -#define SN_SAL_IOIF_PCI_SAFE 0x02000052 -#define SN_SAL_IOIF_SLOT_ENABLE 0x02000053 -#define SN_SAL_IOIF_SLOT_DISABLE 0x02000054 -#define SN_SAL_IOIF_GET_HUBDEV_INFO 0x02000055 -#define SN_SAL_IOIF_GET_PCIBUS_INFO 0x02000056 -#define SN_SAL_IOIF_GET_PCIDEV_INFO 0x02000057 -#define SN_SAL_IOIF_GET_WIDGET_DMAFLUSH_LIST 0x02000058 // deprecated -#define SN_SAL_IOIF_GET_DEVICE_DMAFLUSH_LIST 0x0200005a - -#define SN_SAL_IOIF_INIT 0x0200005f -#define SN_SAL_HUB_ERROR_INTERRUPT 0x02000060 -#define SN_SAL_BTE_RECOVER 0x02000061 -#define SN_SAL_RESERVED_DO_NOT_USE 0x02000062 -#define SN_SAL_IOIF_GET_PCI_TOPOLOGY 0x02000064 - -#define SN_SAL_GET_PROM_FEATURE_SET 0x02000065 -#define SN_SAL_SET_OS_FEATURE_SET 0x02000066 -#define SN_SAL_INJECT_ERROR 0x02000067 -#define SN_SAL_SET_CPU_NUMBER 0x02000068 -#define SN_SAL_KERNEL_LAUNCH_EVENT 0x02000069 #define SN_SAL_WATCHLIST_ALLOC 0x02000070 #define SN_SAL_WATCHLIST_FREE 0x02000071 /* - * Service-specific constants - */ - -/* Console interrupt manipulation */ - /* action codes */ -#define SAL_CONSOLE_INTR_OFF 0 /* turn the interrupt off */ -#define SAL_CONSOLE_INTR_ON 1 /* turn the interrupt on */ -#define SAL_CONSOLE_INTR_STATUS 2 /* retrieve the interrupt status */ - /* interrupt specification & status return codes */ -#define SAL_CONSOLE_INTR_XMIT 1 /* output interrupt */ -#define SAL_CONSOLE_INTR_RECV 2 /* input interrupt */ - -/* interrupt handling */ -#define SAL_INTR_ALLOC 1 -#define SAL_INTR_FREE 2 -#define SAL_INTR_REDIRECT 3 - -/* - * operations available on the generic SN_SAL_SYSCTL_OP - * runtime service - */ -#define SAL_SYSCTL_OP_IOBOARD 0x0001 /* retrieve board type */ -#define SAL_SYSCTL_OP_TIO_JLCK_RST 0x0002 /* issue TIO clock reset */ - -/* - * IRouter (i.e. generalized system controller) operations - */ -#define SAL_IROUTER_OPEN 0 /* open a subchannel */ -#define SAL_IROUTER_CLOSE 1 /* close a subchannel */ -#define SAL_IROUTER_SEND 2 /* send part of an IRouter packet */ -#define SAL_IROUTER_RECV 3 /* receive part of an IRouter packet */ -#define SAL_IROUTER_INTR_STATUS 4 /* check the interrupt status for - * an open subchannel - */ -#define SAL_IROUTER_INTR_ON 5 /* enable an interrupt */ -#define SAL_IROUTER_INTR_OFF 6 /* disable an interrupt */ -#define SAL_IROUTER_INIT 7 /* initialize IRouter driver */ - -/* IRouter interrupt mask bits */ -#define SAL_IROUTER_INTR_XMIT SAL_CONSOLE_INTR_XMIT -#define SAL_IROUTER_INTR_RECV SAL_CONSOLE_INTR_RECV - -/* - * Error Handling Features - */ -#define SAL_ERR_FEAT_MCA_SLV_TO_OS_INIT_SLV 0x1 // obsolete -#define SAL_ERR_FEAT_LOG_SBES 0x2 // obsolete -#define SAL_ERR_FEAT_MFR_OVERRIDE 0x4 -#define SAL_ERR_FEAT_SBE_THRESHOLD 0xffff0000 - -/* * SAL Error Codes */ #define SALRET_MORE_PASSES 1 @@ -153,458 +30,6 @@ #define SALRET_INVALID_ARG (-2) #define SALRET_ERROR (-3) -#define SN_SAL_FAKE_PROM 0x02009999 - -/** - * sn_sal_revision - get the SGI SAL revision number - * - * The SGI PROM stores its version in the sal_[ab]_rev_(major|minor). - * This routine simply extracts the major and minor values and - * presents them in a u32 format. - * - * For example, version 4.05 would be represented at 0x0405. - */ -static inline u32 -sn_sal_rev(void) -{ - struct ia64_sal_systab *systab = __va(efi.sal_systab); - - return (u32)(systab->sal_b_rev_major << 8 | systab->sal_b_rev_minor); -} - -/* - * Returns the master console nasid, if the call fails, return an illegal - * value. - */ -static inline u64 -ia64_sn_get_console_nasid(void) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL(ret_stuff, SN_SAL_GET_MASTER_NASID, 0, 0, 0, 0, 0, 0, 0); - - if (ret_stuff.status < 0) - return ret_stuff.status; - - /* Master console nasid is in 'v0' */ - return ret_stuff.v0; -} - -/* - * Returns the master baseio nasid, if the call fails, return an illegal - * value. - */ -static inline u64 -ia64_sn_get_master_baseio_nasid(void) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL(ret_stuff, SN_SAL_GET_MASTER_BASEIO_NASID, 0, 0, 0, 0, 0, 0, 0); - - if (ret_stuff.status < 0) - return ret_stuff.status; - - /* Master baseio nasid is in 'v0' */ - return ret_stuff.v0; -} - -static inline void * -ia64_sn_get_klconfig_addr(nasid_t nasid) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL(ret_stuff, SN_SAL_GET_KLCONFIG_ADDR, (u64)nasid, 0, 0, 0, 0, 0, 0); - return ret_stuff.v0 ? __va(ret_stuff.v0) : NULL; -} - -/* - * Returns the next console character. - */ -static inline u64 -ia64_sn_console_getc(int *ch) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_GETC, 0, 0, 0, 0, 0, 0, 0); - - /* character is in 'v0' */ - *ch = (int)ret_stuff.v0; - - return ret_stuff.status; -} - -/* - * Read a character from the SAL console device, after a previous interrupt - * or poll operation has given us to know that a character is available - * to be read. - */ -static inline u64 -ia64_sn_console_readc(void) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_READC, 0, 0, 0, 0, 0, 0, 0); - - /* character is in 'v0' */ - return ret_stuff.v0; -} - -/* - * Sends the given character to the console. - */ -static inline u64 -ia64_sn_console_putc(char ch) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_PUTC, (u64)ch, 0, 0, 0, 0, 0, 0); - - return ret_stuff.status; -} - -/* - * Sends the given buffer to the console. - */ -static inline u64 -ia64_sn_console_putb(const char *buf, int len) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_PUTB, (u64)buf, (u64)len, 0, 0, 0, 0, 0); - - if ( ret_stuff.status == 0 ) { - return ret_stuff.v0; - } - return (u64)0; -} - -/* - * Print a platform error record - */ -static inline u64 -ia64_sn_plat_specific_err_print(int (*hook)(const char*, ...), char *rec) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_REENTRANT(ret_stuff, SN_SAL_PRINT_ERROR, (u64)hook, (u64)rec, 0, 0, 0, 0, 0); - - return ret_stuff.status; -} - -/* - * Check for Platform errors - */ -static inline u64 -ia64_sn_plat_cpei_handler(void) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_LOG_CE, 0, 0, 0, 0, 0, 0, 0); - - return ret_stuff.status; -} - -/* - * Set Error Handling Features (Obsolete) - */ -static inline u64 -ia64_sn_plat_set_error_handling_features(void) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_REENTRANT(ret_stuff, SN_SAL_SET_ERROR_HANDLING_FEATURES, - SAL_ERR_FEAT_LOG_SBES, - 0, 0, 0, 0, 0, 0); - - return ret_stuff.status; -} - -/* - * Checks for console input. - */ -static inline u64 -ia64_sn_console_check(int *result) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_POLL, 0, 0, 0, 0, 0, 0, 0); - - /* result is in 'v0' */ - *result = (int)ret_stuff.v0; - - return ret_stuff.status; -} - -/* - * Checks console interrupt status - */ -static inline u64 -ia64_sn_console_intr_status(void) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_INTR, - 0, SAL_CONSOLE_INTR_STATUS, - 0, 0, 0, 0, 0); - - if (ret_stuff.status == 0) { - return ret_stuff.v0; - } - - return 0; -} - -/* - * Enable an interrupt on the SAL console device. - */ -static inline void -ia64_sn_console_intr_enable(u64 intr) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_INTR, - intr, SAL_CONSOLE_INTR_ON, - 0, 0, 0, 0, 0); -} - -/* - * Disable an interrupt on the SAL console device. - */ -static inline void -ia64_sn_console_intr_disable(u64 intr) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_INTR, - intr, SAL_CONSOLE_INTR_OFF, - 0, 0, 0, 0, 0); -} - -/* - * Sends a character buffer to the console asynchronously. - */ -static inline u64 -ia64_sn_console_xmit_chars(char *buf, int len) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_XMIT_CHARS, - (u64)buf, (u64)len, - 0, 0, 0, 0, 0); - - if (ret_stuff.status == 0) { - return ret_stuff.v0; - } - - return 0; -} - -/* - * Returns the iobrick module Id - */ -static inline u64 -ia64_sn_sysctl_iobrick_module_get(nasid_t nasid, int *result) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_SYSCTL_IOBRICK_MODULE_GET, nasid, 0, 0, 0, 0, 0, 0); - - /* result is in 'v0' */ - *result = (int)ret_stuff.v0; - - return ret_stuff.status; -} - -/** - * ia64_sn_pod_mode - call the SN_SAL_POD_MODE function - * - * SN_SAL_POD_MODE actually takes an argument, but it's always - * 0 when we call it from the kernel, so we don't have to expose - * it to the caller. - */ -static inline u64 -ia64_sn_pod_mode(void) -{ - struct ia64_sal_retval isrv; - SAL_CALL_REENTRANT(isrv, SN_SAL_POD_MODE, 0, 0, 0, 0, 0, 0, 0); - if (isrv.status) - return 0; - return isrv.v0; -} - -/** - * ia64_sn_probe_mem - read from memory safely - * @addr: address to probe - * @size: number bytes to read (1,2,4,8) - * @data_ptr: address to store value read by probe (-1 returned if probe fails) - * - * Call into the SAL to do a memory read. If the read generates a machine - * check, this routine will recover gracefully and return -1 to the caller. - * @addr is usually a kernel virtual address in uncached space (i.e. the - * address starts with 0xc), but if called in physical mode, @addr should - * be a physical address. - * - * Return values: - * 0 - probe successful - * 1 - probe failed (generated MCA) - * 2 - Bad arg - * <0 - PAL error - */ -static inline u64 -ia64_sn_probe_mem(long addr, long size, void *data_ptr) -{ - struct ia64_sal_retval isrv; - - SAL_CALL(isrv, SN_SAL_PROBE, addr, size, 0, 0, 0, 0, 0); - - if (data_ptr) { - switch (size) { - case 1: - *((u8*)data_ptr) = (u8)isrv.v0; - break; - case 2: - *((u16*)data_ptr) = (u16)isrv.v0; - break; - case 4: - *((u32*)data_ptr) = (u32)isrv.v0; - break; - case 8: - *((u64*)data_ptr) = (u64)isrv.v0; - break; - default: - isrv.status = 2; - } - } - return isrv.status; -} - -/* - * Retrieve the system serial number as an ASCII string. - */ -static inline u64 -ia64_sn_sys_serial_get(char *buf) -{ - struct ia64_sal_retval ret_stuff; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_SYS_SERIAL_GET, buf, 0, 0, 0, 0, 0, 0); - return ret_stuff.status; -} - -extern char sn_system_serial_number_string[]; -extern u64 sn_partition_serial_number; - -static inline char * -sn_system_serial_number(void) { - if (sn_system_serial_number_string[0]) { - return(sn_system_serial_number_string); - } else { - ia64_sn_sys_serial_get(sn_system_serial_number_string); - return(sn_system_serial_number_string); - } -} - - -/* - * Returns a unique id number for this system and partition (suitable for - * use with license managers), based in part on the system serial number. - */ -static inline u64 -ia64_sn_partition_serial_get(void) -{ - struct ia64_sal_retval ret_stuff; - ia64_sal_oemcall_reentrant(&ret_stuff, SN_SAL_PARTITION_SERIAL_GET, 0, - 0, 0, 0, 0, 0, 0); - if (ret_stuff.status != 0) - return 0; - return ret_stuff.v0; -} - -static inline u64 -sn_partition_serial_number_val(void) { - if (unlikely(sn_partition_serial_number == 0)) { - sn_partition_serial_number = ia64_sn_partition_serial_get(); - } - return sn_partition_serial_number; -} - -/* - * Returns the partition id of the nasid passed in as an argument, - * or INVALID_PARTID if the partition id cannot be retrieved. - */ -static inline partid_t -ia64_sn_sysctl_partition_get(nasid_t nasid) -{ - struct ia64_sal_retval ret_stuff; - SAL_CALL(ret_stuff, SN_SAL_SYSCTL_PARTITION_GET, nasid, - 0, 0, 0, 0, 0, 0); - if (ret_stuff.status != 0) - return -1; - return ((partid_t)ret_stuff.v0); -} - /* * Returns the physical address of the partition's reserved page through * an iterative number of calls. @@ -634,96 +59,6 @@ sn_partition_reserved_page_pa(u64 buf, u64 *cookie, u64 *addr, u64 *len) } /* - * Register or unregister a physical address range being referenced across - * a partition boundary for which certain SAL errors should be scanned for, - * cleaned up and ignored. This is of value for kernel partitioning code only. - * Values for the operation argument: - * 1 = register this address range with SAL - * 0 = unregister this address range with SAL - * - * SAL maintains a reference count on an address range in case it is registered - * multiple times. - * - * On success, returns the reference count of the address range after the SAL - * call has performed the current registration/unregistration. Returns a - * negative value if an error occurred. - */ -static inline int -sn_register_xp_addr_region(u64 paddr, u64 len, int operation) -{ - struct ia64_sal_retval ret_stuff; - ia64_sal_oemcall(&ret_stuff, SN_SAL_XP_ADDR_REGION, paddr, len, - (u64)operation, 0, 0, 0, 0); - return ret_stuff.status; -} - -/* - * Register or unregister an instruction range for which SAL errors should - * be ignored. If an error occurs while in the registered range, SAL jumps - * to return_addr after ignoring the error. Values for the operation argument: - * 1 = register this instruction range with SAL - * 0 = unregister this instruction range with SAL - * - * Returns 0 on success, or a negative value if an error occurred. - */ -static inline int -sn_register_nofault_code(u64 start_addr, u64 end_addr, u64 return_addr, - int virtual, int operation) -{ - struct ia64_sal_retval ret_stuff; - u64 call; - if (virtual) { - call = SN_SAL_NO_FAULT_ZONE_VIRTUAL; - } else { - call = SN_SAL_NO_FAULT_ZONE_PHYSICAL; - } - ia64_sal_oemcall(&ret_stuff, call, start_addr, end_addr, return_addr, - (u64)1, 0, 0, 0); - return ret_stuff.status; -} - -/* - * Register or unregister a function to handle a PMI received by a CPU. - * Before calling the registered handler, SAL sets r1 to the value that - * was passed in as the global_pointer. - * - * If the handler pointer is NULL, then the currently registered handler - * will be unregistered. - * - * Returns 0 on success, or a negative value if an error occurred. - */ -static inline int -sn_register_pmi_handler(u64 handler, u64 global_pointer) -{ - struct ia64_sal_retval ret_stuff; - ia64_sal_oemcall(&ret_stuff, SN_SAL_REGISTER_PMI_HANDLER, handler, - global_pointer, 0, 0, 0, 0, 0); - return ret_stuff.status; -} - -/* - * Change or query the coherence domain for this partition. Each cpu-based - * nasid is represented by a bit in an array of 64-bit words: - * 0 = not in this partition's coherency domain - * 1 = in this partition's coherency domain - * - * It is not possible for the local system's nasids to be removed from - * the coherency domain. Purpose of the domain arguments: - * new_domain = set the coherence domain to the given nasids - * old_domain = return the current coherence domain - * - * Returns 0 on success, or a negative value if an error occurred. - */ -static inline int -sn_change_coherence(u64 *new_domain, u64 *old_domain) -{ - struct ia64_sal_retval ret_stuff; - ia64_sal_oemcall_nolock(&ret_stuff, SN_SAL_COHERENCE, (u64)new_domain, - (u64)old_domain, 0, 0, 0, 0, 0); - return ret_stuff.status; -} - -/* * Change memory access protections for a physical address range. * nasid_array is not used on Altix, but may be in future architectures. * Available memory protection access classes are defined after the function. @@ -744,450 +79,6 @@ sn_change_memprotect(u64 paddr, u64 len, u64 perms, u64 *nasid_array) #define SN_MEMPROT_ACCESS_CLASS_6 0x084080 #define SN_MEMPROT_ACCESS_CLASS_7 0x021080 -/* - * Turns off system power. - */ -static inline void -ia64_sn_power_down(void) -{ - struct ia64_sal_retval ret_stuff; - SAL_CALL(ret_stuff, SN_SAL_SYSTEM_POWER_DOWN, 0, 0, 0, 0, 0, 0, 0); - while(1) - cpu_relax(); - /* never returns */ -} - -/** - * ia64_sn_fru_capture - tell the system controller to capture hw state - * - * This routine will call the SAL which will tell the system controller(s) - * to capture hw mmr information from each SHub in the system. - */ -static inline u64 -ia64_sn_fru_capture(void) -{ - struct ia64_sal_retval isrv; - SAL_CALL(isrv, SN_SAL_SYSCTL_FRU_CAPTURE, 0, 0, 0, 0, 0, 0, 0); - if (isrv.status) - return 0; - return isrv.v0; -} - -/* - * Performs an operation on a PCI bus or slot -- power up, power down - * or reset. - */ -static inline u64 -ia64_sn_sysctl_iobrick_pci_op(nasid_t n, u64 connection_type, - u64 bus, char slot, - u64 action) -{ - struct ia64_sal_retval rv = {0, 0, 0, 0}; - - SAL_CALL_NOLOCK(rv, SN_SAL_SYSCTL_IOBRICK_PCI_OP, connection_type, n, action, - bus, (u64) slot, 0, 0); - if (rv.status) - return rv.v0; - return 0; -} - - -/* - * Open a subchannel for sending arbitrary data to the system - * controller network via the system controller device associated with - * 'nasid'. Return the subchannel number or a negative error code. - */ -static inline int -ia64_sn_irtr_open(nasid_t nasid) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_OPEN, nasid, - 0, 0, 0, 0, 0); - return (int) rv.v0; -} - -/* - * Close system controller subchannel 'subch' previously opened on 'nasid'. - */ -static inline int -ia64_sn_irtr_close(nasid_t nasid, int subch) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_CLOSE, - (u64) nasid, (u64) subch, 0, 0, 0, 0); - return (int) rv.status; -} - -/* - * Read data from system controller associated with 'nasid' on - * subchannel 'subch'. The buffer to be filled is pointed to by - * 'buf', and its capacity is in the integer pointed to by 'len'. The - * referent of 'len' is set to the number of bytes read by the SAL - * call. The return value is either SALRET_OK (for bytes read) or - * SALRET_ERROR (for error or "no data available"). - */ -static inline int -ia64_sn_irtr_recv(nasid_t nasid, int subch, char *buf, int *len) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_RECV, - (u64) nasid, (u64) subch, (u64) buf, (u64) len, - 0, 0); - return (int) rv.status; -} - -/* - * Write data to the system controller network via the system - * controller associated with 'nasid' on suchannel 'subch'. The - * buffer to be written out is pointed to by 'buf', and 'len' is the - * number of bytes to be written. The return value is either the - * number of bytes written (which could be zero) or a negative error - * code. - */ -static inline int -ia64_sn_irtr_send(nasid_t nasid, int subch, char *buf, int len) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_SEND, - (u64) nasid, (u64) subch, (u64) buf, (u64) len, - 0, 0); - return (int) rv.v0; -} - -/* - * Check whether any interrupts are pending for the system controller - * associated with 'nasid' and its subchannel 'subch'. The return - * value is a mask of pending interrupts (SAL_IROUTER_INTR_XMIT and/or - * SAL_IROUTER_INTR_RECV). - */ -static inline int -ia64_sn_irtr_intr(nasid_t nasid, int subch) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_INTR_STATUS, - (u64) nasid, (u64) subch, 0, 0, 0, 0); - return (int) rv.v0; -} - -/* - * Enable the interrupt indicated by the intr parameter (either - * SAL_IROUTER_INTR_XMIT or SAL_IROUTER_INTR_RECV). - */ -static inline int -ia64_sn_irtr_intr_enable(nasid_t nasid, int subch, u64 intr) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_INTR_ON, - (u64) nasid, (u64) subch, intr, 0, 0, 0); - return (int) rv.v0; -} - -/* - * Disable the interrupt indicated by the intr parameter (either - * SAL_IROUTER_INTR_XMIT or SAL_IROUTER_INTR_RECV). - */ -static inline int -ia64_sn_irtr_intr_disable(nasid_t nasid, int subch, u64 intr) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_INTR_OFF, - (u64) nasid, (u64) subch, intr, 0, 0, 0); - return (int) rv.v0; -} - -/* - * Set up a node as the point of contact for system controller - * environmental event delivery. - */ -static inline int -ia64_sn_sysctl_event_init(nasid_t nasid) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_SYSCTL_EVENT, (u64) nasid, - 0, 0, 0, 0, 0, 0); - return (int) rv.v0; -} - -/* - * Ask the system controller on the specified nasid to reset - * the CX corelet clock. Only valid on TIO nodes. - */ -static inline int -ia64_sn_sysctl_tio_clock_reset(nasid_t nasid) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_SYSCTL_OP, SAL_SYSCTL_OP_TIO_JLCK_RST, - nasid, 0, 0, 0, 0, 0); - if (rv.status != 0) - return (int)rv.status; - if (rv.v0 != 0) - return (int)rv.v0; - - return 0; -} - -/* - * Get the associated ioboard type for a given nasid. - */ -static inline long -ia64_sn_sysctl_ioboard_get(nasid_t nasid, u16 *ioboard) -{ - struct ia64_sal_retval isrv; - SAL_CALL_REENTRANT(isrv, SN_SAL_SYSCTL_OP, SAL_SYSCTL_OP_IOBOARD, - nasid, 0, 0, 0, 0, 0); - if (isrv.v0 != 0) { - *ioboard = isrv.v0; - return isrv.status; - } - if (isrv.v1 != 0) { - *ioboard = isrv.v1; - return isrv.status; - } - - return isrv.status; -} - -/** - * ia64_sn_get_fit_compt - read a FIT entry from the PROM header - * @nasid: NASID of node to read - * @index: FIT entry index to be retrieved (0..n) - * @fitentry: 16 byte buffer where FIT entry will be stored. - * @banbuf: optional buffer for retrieving banner - * @banlen: length of banner buffer - * - * Access to the physical PROM chips needs to be serialized since reads and - * writes can't occur at the same time, so we need to call into the SAL when - * we want to look at the FIT entries on the chips. - * - * Returns: - * %SALRET_OK if ok - * %SALRET_INVALID_ARG if index too big - * %SALRET_NOT_IMPLEMENTED if running on older PROM - * ??? if nasid invalid OR banner buffer not large enough - */ -static inline int -ia64_sn_get_fit_compt(u64 nasid, u64 index, void *fitentry, void *banbuf, - u64 banlen) -{ - struct ia64_sal_retval rv; - SAL_CALL_NOLOCK(rv, SN_SAL_GET_FIT_COMPT, nasid, index, fitentry, - banbuf, banlen, 0, 0); - return (int) rv.status; -} - -/* - * Initialize the SAL components of the system controller - * communication driver; specifically pass in a sizable buffer that - * can be used for allocation of subchannel queues as new subchannels - * are opened. "buf" points to the buffer, and "len" specifies its - * length. - */ -static inline int -ia64_sn_irtr_init(nasid_t nasid, void *buf, int len) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_INIT, - (u64) nasid, (u64) buf, (u64) len, 0, 0, 0); - return (int) rv.status; -} - -/* - * Returns the nasid, subnode & slice corresponding to a SAPIC ID - * - * In: - * arg0 - SN_SAL_GET_SAPIC_INFO - * arg1 - sapicid (lid >> 16) - * Out: - * v0 - nasid - * v1 - subnode - * v2 - slice - */ -static inline u64 -ia64_sn_get_sapic_info(int sapicid, int *nasid, int *subnode, int *slice) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_GET_SAPIC_INFO, sapicid, 0, 0, 0, 0, 0, 0); - -/***** BEGIN HACK - temp til old proms no longer supported ********/ - if (ret_stuff.status == SALRET_NOT_IMPLEMENTED) { - if (nasid) *nasid = sapicid & 0xfff; - if (subnode) *subnode = (sapicid >> 13) & 1; - if (slice) *slice = (sapicid >> 12) & 3; - return 0; - } -/***** END HACK *******/ - - if (ret_stuff.status < 0) - return ret_stuff.status; - - if (nasid) *nasid = (int) ret_stuff.v0; - if (subnode) *subnode = (int) ret_stuff.v1; - if (slice) *slice = (int) ret_stuff.v2; - return 0; -} - -/* - * Returns information about the HUB/SHUB. - * In: - * arg0 - SN_SAL_GET_SN_INFO - * arg1 - 0 (other values reserved for future use) - * Out: - * v0 - * [7:0] - shub type (0=shub1, 1=shub2) - * [15:8] - Log2 max number of nodes in entire system (includes - * C-bricks, I-bricks, etc) - * [23:16] - Log2 of nodes per sharing domain - * [31:24] - partition ID - * [39:32] - coherency_id - * [47:40] - regionsize - * v1 - * [15:0] - nasid mask (ex., 0x7ff for 11 bit nasid) - * [23:15] - bit position of low nasid bit - */ -static inline u64 -ia64_sn_get_sn_info(int fc, u8 *shubtype, u16 *nasid_bitmask, u8 *nasid_shift, - u8 *systemsize, u8 *sharing_domain_size, u8 *partid, u8 *coher, u8 *reg) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_GET_SN_INFO, fc, 0, 0, 0, 0, 0, 0); - -/***** BEGIN HACK - temp til old proms no longer supported ********/ - if (ret_stuff.status == SALRET_NOT_IMPLEMENTED) { - int nasid = get_sapicid() & 0xfff; -#define SH_SHUB_ID_NODES_PER_BIT_MASK 0x001f000000000000UL -#define SH_SHUB_ID_NODES_PER_BIT_SHFT 48 - if (shubtype) *shubtype = 0; - if (nasid_bitmask) *nasid_bitmask = 0x7ff; - if (nasid_shift) *nasid_shift = 38; - if (systemsize) *systemsize = 10; - if (sharing_domain_size) *sharing_domain_size = 8; - if (partid) *partid = ia64_sn_sysctl_partition_get(nasid); - if (coher) *coher = nasid >> 9; - if (reg) *reg = (HUB_L((u64 *) LOCAL_MMR_ADDR(SH1_SHUB_ID)) & SH_SHUB_ID_NODES_PER_BIT_MASK) >> - SH_SHUB_ID_NODES_PER_BIT_SHFT; - return 0; - } -/***** END HACK *******/ - - if (ret_stuff.status < 0) - return ret_stuff.status; - - if (shubtype) *shubtype = ret_stuff.v0 & 0xff; - if (systemsize) *systemsize = (ret_stuff.v0 >> 8) & 0xff; - if (sharing_domain_size) *sharing_domain_size = (ret_stuff.v0 >> 16) & 0xff; - if (partid) *partid = (ret_stuff.v0 >> 24) & 0xff; - if (coher) *coher = (ret_stuff.v0 >> 32) & 0xff; - if (reg) *reg = (ret_stuff.v0 >> 40) & 0xff; - if (nasid_bitmask) *nasid_bitmask = (ret_stuff.v1 & 0xffff); - if (nasid_shift) *nasid_shift = (ret_stuff.v1 >> 16) & 0xff; - return 0; -} - -/* - * This is the access point to the Altix PROM hardware performance - * and status monitoring interface. For info on using this, see - * arch/ia64/include/asm/sn/sn2/sn_hwperf.h - */ -static inline int -ia64_sn_hwperf_op(nasid_t nasid, u64 opcode, u64 a0, u64 a1, u64 a2, - u64 a3, u64 a4, int *v0) -{ - struct ia64_sal_retval rv; - SAL_CALL_NOLOCK(rv, SN_SAL_HWPERF_OP, (u64)nasid, - opcode, a0, a1, a2, a3, a4); - if (v0) - *v0 = (int) rv.v0; - return (int) rv.status; -} - -static inline int -ia64_sn_ioif_get_pci_topology(u64 buf, u64 len) -{ - struct ia64_sal_retval rv; - SAL_CALL_NOLOCK(rv, SN_SAL_IOIF_GET_PCI_TOPOLOGY, buf, len, 0, 0, 0, 0, 0); - return (int) rv.status; -} - -/* - * BTE error recovery is implemented in SAL - */ -static inline int -ia64_sn_bte_recovery(nasid_t nasid) -{ - struct ia64_sal_retval rv; - - rv.status = 0; - SAL_CALL_NOLOCK(rv, SN_SAL_BTE_RECOVER, (u64)nasid, 0, 0, 0, 0, 0, 0); - if (rv.status == SALRET_NOT_IMPLEMENTED) - return 0; - return (int) rv.status; -} - -static inline int -ia64_sn_is_fake_prom(void) -{ - struct ia64_sal_retval rv; - SAL_CALL_NOLOCK(rv, SN_SAL_FAKE_PROM, 0, 0, 0, 0, 0, 0, 0); - return (rv.status == 0); -} - -static inline int -ia64_sn_get_prom_feature_set(int set, unsigned long *feature_set) -{ - struct ia64_sal_retval rv; - - SAL_CALL_NOLOCK(rv, SN_SAL_GET_PROM_FEATURE_SET, set, 0, 0, 0, 0, 0, 0); - if (rv.status != 0) - return rv.status; - *feature_set = rv.v0; - return 0; -} - -static inline int -ia64_sn_set_os_feature(int feature) -{ - struct ia64_sal_retval rv; - - SAL_CALL_NOLOCK(rv, SN_SAL_SET_OS_FEATURE_SET, feature, 0, 0, 0, 0, 0, 0); - return rv.status; -} - -static inline int -sn_inject_error(u64 paddr, u64 *data, u64 *ecc) -{ - struct ia64_sal_retval ret_stuff; - - ia64_sal_oemcall_nolock(&ret_stuff, SN_SAL_INJECT_ERROR, paddr, (u64)data, - (u64)ecc, 0, 0, 0, 0); - return ret_stuff.status; -} - -static inline int -ia64_sn_set_cpu_number(int cpu) -{ - struct ia64_sal_retval rv; - - SAL_CALL_NOLOCK(rv, SN_SAL_SET_CPU_NUMBER, cpu, 0, 0, 0, 0, 0, 0); - return rv.status; -} -static inline int -ia64_sn_kernel_launch_event(void) -{ - struct ia64_sal_retval rv; - SAL_CALL_NOLOCK(rv, SN_SAL_KERNEL_LAUNCH_EVENT, 0, 0, 0, 0, 0, 0, 0); - return rv.status; -} - union sn_watchlist_u { u64 val; struct { diff --git a/arch/ia64/include/asm/sn/tioca.h b/arch/ia64/include/asm/sn/tioca.h deleted file mode 100644 index 666222d7f0f6..000000000000 --- a/arch/ia64/include/asm/sn/tioca.h +++ /dev/null @@ -1,596 +0,0 @@ -#ifndef _ASM_IA64_SN_TIO_TIOCA_H -#define _ASM_IA64_SN_TIO_TIOCA_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 2003-2005 Silicon Graphics, Inc. All rights reserved. - */ - - -#define TIOCA_PART_NUM 0xE020 -#define TIOCA_MFGR_NUM 0x24 -#define TIOCA_REV_A 0x1 - -/* - * Register layout for TIO:CA. See below for bitmasks for each register. - */ - -struct tioca { - u64 ca_id; /* 0x000000 */ - u64 ca_control1; /* 0x000008 */ - u64 ca_control2; /* 0x000010 */ - u64 ca_status1; /* 0x000018 */ - u64 ca_status2; /* 0x000020 */ - u64 ca_gart_aperature; /* 0x000028 */ - u64 ca_gfx_detach; /* 0x000030 */ - u64 ca_inta_dest_addr; /* 0x000038 */ - u64 ca_intb_dest_addr; /* 0x000040 */ - u64 ca_err_int_dest_addr; /* 0x000048 */ - u64 ca_int_status; /* 0x000050 */ - u64 ca_int_status_alias; /* 0x000058 */ - u64 ca_mult_error; /* 0x000060 */ - u64 ca_mult_error_alias; /* 0x000068 */ - u64 ca_first_error; /* 0x000070 */ - u64 ca_int_mask; /* 0x000078 */ - u64 ca_crm_pkterr_type; /* 0x000080 */ - u64 ca_crm_pkterr_type_alias; /* 0x000088 */ - u64 ca_crm_ct_error_detail_1; /* 0x000090 */ - u64 ca_crm_ct_error_detail_2; /* 0x000098 */ - u64 ca_crm_tnumto; /* 0x0000A0 */ - u64 ca_gart_err; /* 0x0000A8 */ - u64 ca_pcierr_type; /* 0x0000B0 */ - u64 ca_pcierr_addr; /* 0x0000B8 */ - - u64 ca_pad_0000C0[3]; /* 0x0000{C0..D0} */ - - u64 ca_pci_rd_buf_flush; /* 0x0000D8 */ - u64 ca_pci_dma_addr_extn; /* 0x0000E0 */ - u64 ca_agp_dma_addr_extn; /* 0x0000E8 */ - u64 ca_force_inta; /* 0x0000F0 */ - u64 ca_force_intb; /* 0x0000F8 */ - u64 ca_debug_vector_sel; /* 0x000100 */ - u64 ca_debug_mux_core_sel; /* 0x000108 */ - u64 ca_debug_mux_pci_sel; /* 0x000110 */ - u64 ca_debug_domain_sel; /* 0x000118 */ - - u64 ca_pad_000120[28]; /* 0x0001{20..F8} */ - - u64 ca_gart_ptr_table; /* 0x200 */ - u64 ca_gart_tlb_addr[8]; /* 0x2{08..40} */ -}; - -/* - * Mask/shift definitions for TIO:CA registers. The convention here is - * to mainly use the names as they appear in the "TIO AEGIS Programmers' - * Reference" with a CA_ prefix added. Some exceptions were made to fix - * duplicate field names or to generalize fields that are common to - * different registers (ca_debug_mux_core_sel and ca_debug_mux_pci_sel for - * example). - * - * Fields consisting of a single bit have a single #define have a single - * macro declaration to mask the bit. Fields consisting of multiple bits - * have two declarations: one to mask the proper bits in a register, and - * a second with the suffix "_SHFT" to identify how far the mask needs to - * be shifted right to get its base value. - */ - -/* ==== ca_control1 */ -#define CA_SYS_BIG_END (1ull << 0) -#define CA_DMA_AGP_SWAP (1ull << 1) -#define CA_DMA_PCI_SWAP (1ull << 2) -#define CA_PIO_IO_SWAP (1ull << 3) -#define CA_PIO_MEM_SWAP (1ull << 4) -#define CA_GFX_WR_SWAP (1ull << 5) -#define CA_AGP_FW_ENABLE (1ull << 6) -#define CA_AGP_CAL_CYCLE (0x7ull << 7) -#define CA_AGP_CAL_CYCLE_SHFT 7 -#define CA_AGP_CAL_PRSCL_BYP (1ull << 10) -#define CA_AGP_INIT_CAL_ENB (1ull << 11) -#define CA_INJ_ADDR_PERR (1ull << 12) -#define CA_INJ_DATA_PERR (1ull << 13) - /* bits 15:14 unused */ -#define CA_PCIM_IO_NBE_AD (0x7ull << 16) -#define CA_PCIM_IO_NBE_AD_SHFT 16 -#define CA_PCIM_FAST_BTB_ENB (1ull << 19) - /* bits 23:20 unused */ -#define CA_PIO_ADDR_OFFSET (0xffull << 24) -#define CA_PIO_ADDR_OFFSET_SHFT 24 - /* bits 35:32 unused */ -#define CA_AGPDMA_OP_COMBDELAY (0x1full << 36) -#define CA_AGPDMA_OP_COMBDELAY_SHFT 36 - /* bit 41 unused */ -#define CA_AGPDMA_OP_ENB_COMBDELAY (1ull << 42) -#define CA_PCI_INT_LPCNT (0xffull << 44) -#define CA_PCI_INT_LPCNT_SHFT 44 - /* bits 63:52 unused */ - -/* ==== ca_control2 */ -#define CA_AGP_LATENCY_TO (0xffull << 0) -#define CA_AGP_LATENCY_TO_SHFT 0 -#define CA_PCI_LATENCY_TO (0xffull << 8) -#define CA_PCI_LATENCY_TO_SHFT 8 -#define CA_PCI_MAX_RETRY (0x3ffull << 16) -#define CA_PCI_MAX_RETRY_SHFT 16 - /* bits 27:26 unused */ -#define CA_RT_INT_EN (0x3ull << 28) -#define CA_RT_INT_EN_SHFT 28 -#define CA_MSI_INT_ENB (1ull << 30) -#define CA_PCI_ARB_ERR_ENB (1ull << 31) -#define CA_GART_MEM_PARAM (0x3ull << 32) -#define CA_GART_MEM_PARAM_SHFT 32 -#define CA_GART_RD_PREFETCH_ENB (1ull << 34) -#define CA_GART_WR_PREFETCH_ENB (1ull << 35) -#define CA_GART_FLUSH_TLB (1ull << 36) - /* bits 39:37 unused */ -#define CA_CRM_TNUMTO_PERIOD (0x1fffull << 40) -#define CA_CRM_TNUMTO_PERIOD_SHFT 40 - /* bits 55:53 unused */ -#define CA_CRM_TNUMTO_ENB (1ull << 56) -#define CA_CRM_PRESCALER_BYP (1ull << 57) - /* bits 59:58 unused */ -#define CA_CRM_MAX_CREDIT (0x7ull << 60) -#define CA_CRM_MAX_CREDIT_SHFT 60 - /* bit 63 unused */ - -/* ==== ca_status1 */ -#define CA_CORELET_ID (0x3ull << 0) -#define CA_CORELET_ID_SHFT 0 -#define CA_INTA_N (1ull << 2) -#define CA_INTB_N (1ull << 3) -#define CA_CRM_CREDIT_AVAIL (0x7ull << 4) -#define CA_CRM_CREDIT_AVAIL_SHFT 4 - /* bit 7 unused */ -#define CA_CRM_SPACE_AVAIL (0x7full << 8) -#define CA_CRM_SPACE_AVAIL_SHFT 8 - /* bit 15 unused */ -#define CA_GART_TLB_VAL (0xffull << 16) -#define CA_GART_TLB_VAL_SHFT 16 - /* bits 63:24 unused */ - -/* ==== ca_status2 */ -#define CA_GFX_CREDIT_AVAIL (0xffull << 0) -#define CA_GFX_CREDIT_AVAIL_SHFT 0 -#define CA_GFX_OPQ_AVAIL (0xffull << 8) -#define CA_GFX_OPQ_AVAIL_SHFT 8 -#define CA_GFX_WRBUFF_AVAIL (0xffull << 16) -#define CA_GFX_WRBUFF_AVAIL_SHFT 16 -#define CA_ADMA_OPQ_AVAIL (0xffull << 24) -#define CA_ADMA_OPQ_AVAIL_SHFT 24 -#define CA_ADMA_WRBUFF_AVAIL (0xffull << 32) -#define CA_ADMA_WRBUFF_AVAIL_SHFT 32 -#define CA_ADMA_RDBUFF_AVAIL (0x7full << 40) -#define CA_ADMA_RDBUFF_AVAIL_SHFT 40 -#define CA_PCI_PIO_OP_STAT (1ull << 47) -#define CA_PDMA_OPQ_AVAIL (0xfull << 48) -#define CA_PDMA_OPQ_AVAIL_SHFT 48 -#define CA_PDMA_WRBUFF_AVAIL (0xfull << 52) -#define CA_PDMA_WRBUFF_AVAIL_SHFT 52 -#define CA_PDMA_RDBUFF_AVAIL (0x3ull << 56) -#define CA_PDMA_RDBUFF_AVAIL_SHFT 56 - /* bits 63:58 unused */ - -/* ==== ca_gart_aperature */ -#define CA_GART_AP_ENB_AGP (1ull << 0) -#define CA_GART_PAGE_SIZE (1ull << 1) -#define CA_GART_AP_ENB_PCI (1ull << 2) - /* bits 11:3 unused */ -#define CA_GART_AP_SIZE (0x3ffull << 12) -#define CA_GART_AP_SIZE_SHFT 12 -#define CA_GART_AP_BASE (0x3ffffffffffull << 22) -#define CA_GART_AP_BASE_SHFT 22 - -/* ==== ca_inta_dest_addr - ==== ca_intb_dest_addr - ==== ca_err_int_dest_addr */ - /* bits 2:0 unused */ -#define CA_INT_DEST_ADDR (0x7ffffffffffffull << 3) -#define CA_INT_DEST_ADDR_SHFT 3 - /* bits 55:54 unused */ -#define CA_INT_DEST_VECT (0xffull << 56) -#define CA_INT_DEST_VECT_SHFT 56 - -/* ==== ca_int_status */ -/* ==== ca_int_status_alias */ -/* ==== ca_mult_error */ -/* ==== ca_mult_error_alias */ -/* ==== ca_first_error */ -/* ==== ca_int_mask */ -#define CA_PCI_ERR (1ull << 0) - /* bits 3:1 unused */ -#define CA_GART_FETCH_ERR (1ull << 4) -#define CA_GFX_WR_OVFLW (1ull << 5) -#define CA_PIO_REQ_OVFLW (1ull << 6) -#define CA_CRM_PKTERR (1ull << 7) -#define CA_CRM_DVERR (1ull << 8) -#define CA_TNUMTO (1ull << 9) -#define CA_CXM_RSP_CRED_OVFLW (1ull << 10) -#define CA_CXM_REQ_CRED_OVFLW (1ull << 11) -#define CA_PIO_INVALID_ADDR (1ull << 12) -#define CA_PCI_ARB_TO (1ull << 13) -#define CA_AGP_REQ_OFLOW (1ull << 14) -#define CA_SBA_TYPE1_ERR (1ull << 15) - /* bit 16 unused */ -#define CA_INTA (1ull << 17) -#define CA_INTB (1ull << 18) -#define CA_MULT_INTA (1ull << 19) -#define CA_MULT_INTB (1ull << 20) -#define CA_GFX_CREDIT_OVFLW (1ull << 21) - /* bits 63:22 unused */ - -/* ==== ca_crm_pkterr_type */ -/* ==== ca_crm_pkterr_type_alias */ -#define CA_CRM_PKTERR_SBERR_HDR (1ull << 0) -#define CA_CRM_PKTERR_DIDN (1ull << 1) -#define CA_CRM_PKTERR_PACTYPE (1ull << 2) -#define CA_CRM_PKTERR_INV_TNUM (1ull << 3) -#define CA_CRM_PKTERR_ADDR_RNG (1ull << 4) -#define CA_CRM_PKTERR_ADDR_ALGN (1ull << 5) -#define CA_CRM_PKTERR_HDR_PARAM (1ull << 6) -#define CA_CRM_PKTERR_CW_ERR (1ull << 7) -#define CA_CRM_PKTERR_SBERR_NH (1ull << 8) -#define CA_CRM_PKTERR_EARLY_TERM (1ull << 9) -#define CA_CRM_PKTERR_EARLY_TAIL (1ull << 10) -#define CA_CRM_PKTERR_MSSNG_TAIL (1ull << 11) -#define CA_CRM_PKTERR_MSSNG_HDR (1ull << 12) - /* bits 15:13 unused */ -#define CA_FIRST_CRM_PKTERR_SBERR_HDR (1ull << 16) -#define CA_FIRST_CRM_PKTERR_DIDN (1ull << 17) -#define CA_FIRST_CRM_PKTERR_PACTYPE (1ull << 18) -#define CA_FIRST_CRM_PKTERR_INV_TNUM (1ull << 19) -#define CA_FIRST_CRM_PKTERR_ADDR_RNG (1ull << 20) -#define CA_FIRST_CRM_PKTERR_ADDR_ALGN (1ull << 21) -#define CA_FIRST_CRM_PKTERR_HDR_PARAM (1ull << 22) -#define CA_FIRST_CRM_PKTERR_CW_ERR (1ull << 23) -#define CA_FIRST_CRM_PKTERR_SBERR_NH (1ull << 24) -#define CA_FIRST_CRM_PKTERR_EARLY_TERM (1ull << 25) -#define CA_FIRST_CRM_PKTERR_EARLY_TAIL (1ull << 26) -#define CA_FIRST_CRM_PKTERR_MSSNG_TAIL (1ull << 27) -#define CA_FIRST_CRM_PKTERR_MSSNG_HDR (1ull << 28) - /* bits 63:29 unused */ - -/* ==== ca_crm_ct_error_detail_1 */ -#define CA_PKT_TYPE (0xfull << 0) -#define CA_PKT_TYPE_SHFT 0 -#define CA_SRC_ID (0x3ull << 4) -#define CA_SRC_ID_SHFT 4 -#define CA_DATA_SZ (0x3ull << 6) -#define CA_DATA_SZ_SHFT 6 -#define CA_TNUM (0xffull << 8) -#define CA_TNUM_SHFT 8 -#define CA_DW_DATA_EN (0xffull << 16) -#define CA_DW_DATA_EN_SHFT 16 -#define CA_GFX_CRED (0xffull << 24) -#define CA_GFX_CRED_SHFT 24 -#define CA_MEM_RD_PARAM (0x3ull << 32) -#define CA_MEM_RD_PARAM_SHFT 32 -#define CA_PIO_OP (1ull << 34) -#define CA_CW_ERR (1ull << 35) - /* bits 62:36 unused */ -#define CA_VALID (1ull << 63) - -/* ==== ca_crm_ct_error_detail_2 */ - /* bits 2:0 unused */ -#define CA_PKT_ADDR (0x1fffffffffffffull << 3) -#define CA_PKT_ADDR_SHFT 3 - /* bits 63:56 unused */ - -/* ==== ca_crm_tnumto */ -#define CA_CRM_TNUMTO_VAL (0xffull << 0) -#define CA_CRM_TNUMTO_VAL_SHFT 0 -#define CA_CRM_TNUMTO_WR (1ull << 8) - /* bits 63:9 unused */ - -/* ==== ca_gart_err */ -#define CA_GART_ERR_SOURCE (0x3ull << 0) -#define CA_GART_ERR_SOURCE_SHFT 0 - /* bits 3:2 unused */ -#define CA_GART_ERR_ADDR (0xfffffffffull << 4) -#define CA_GART_ERR_ADDR_SHFT 4 - /* bits 63:40 unused */ - -/* ==== ca_pcierr_type */ -#define CA_PCIERR_DATA (0xffffffffull << 0) -#define CA_PCIERR_DATA_SHFT 0 -#define CA_PCIERR_ENB (0xfull << 32) -#define CA_PCIERR_ENB_SHFT 32 -#define CA_PCIERR_CMD (0xfull << 36) -#define CA_PCIERR_CMD_SHFT 36 -#define CA_PCIERR_A64 (1ull << 40) -#define CA_PCIERR_SLV_SERR (1ull << 41) -#define CA_PCIERR_SLV_WR_PERR (1ull << 42) -#define CA_PCIERR_SLV_RD_PERR (1ull << 43) -#define CA_PCIERR_MST_SERR (1ull << 44) -#define CA_PCIERR_MST_WR_PERR (1ull << 45) -#define CA_PCIERR_MST_RD_PERR (1ull << 46) -#define CA_PCIERR_MST_MABT (1ull << 47) -#define CA_PCIERR_MST_TABT (1ull << 48) -#define CA_PCIERR_MST_RETRY_TOUT (1ull << 49) - -#define CA_PCIERR_TYPES \ - (CA_PCIERR_A64|CA_PCIERR_SLV_SERR| \ - CA_PCIERR_SLV_WR_PERR|CA_PCIERR_SLV_RD_PERR| \ - CA_PCIERR_MST_SERR|CA_PCIERR_MST_WR_PERR|CA_PCIERR_MST_RD_PERR| \ - CA_PCIERR_MST_MABT|CA_PCIERR_MST_TABT|CA_PCIERR_MST_RETRY_TOUT) - - /* bits 63:50 unused */ - -/* ==== ca_pci_dma_addr_extn */ -#define CA_UPPER_NODE_OFFSET (0x3full << 0) -#define CA_UPPER_NODE_OFFSET_SHFT 0 - /* bits 7:6 unused */ -#define CA_CHIPLET_ID (0x3ull << 8) -#define CA_CHIPLET_ID_SHFT 8 - /* bits 11:10 unused */ -#define CA_PCI_DMA_NODE_ID (0xffffull << 12) -#define CA_PCI_DMA_NODE_ID_SHFT 12 - /* bits 27:26 unused */ -#define CA_PCI_DMA_PIO_MEM_TYPE (1ull << 28) - /* bits 63:29 unused */ - - -/* ==== ca_agp_dma_addr_extn */ - /* bits 19:0 unused */ -#define CA_AGP_DMA_NODE_ID (0xffffull << 20) -#define CA_AGP_DMA_NODE_ID_SHFT 20 - /* bits 27:26 unused */ -#define CA_AGP_DMA_PIO_MEM_TYPE (1ull << 28) - /* bits 63:29 unused */ - -/* ==== ca_debug_vector_sel */ -#define CA_DEBUG_MN_VSEL (0xfull << 0) -#define CA_DEBUG_MN_VSEL_SHFT 0 -#define CA_DEBUG_PP_VSEL (0xfull << 4) -#define CA_DEBUG_PP_VSEL_SHFT 4 -#define CA_DEBUG_GW_VSEL (0xfull << 8) -#define CA_DEBUG_GW_VSEL_SHFT 8 -#define CA_DEBUG_GT_VSEL (0xfull << 12) -#define CA_DEBUG_GT_VSEL_SHFT 12 -#define CA_DEBUG_PD_VSEL (0xfull << 16) -#define CA_DEBUG_PD_VSEL_SHFT 16 -#define CA_DEBUG_AD_VSEL (0xfull << 20) -#define CA_DEBUG_AD_VSEL_SHFT 20 -#define CA_DEBUG_CX_VSEL (0xfull << 24) -#define CA_DEBUG_CX_VSEL_SHFT 24 -#define CA_DEBUG_CR_VSEL (0xfull << 28) -#define CA_DEBUG_CR_VSEL_SHFT 28 -#define CA_DEBUG_BA_VSEL (0xfull << 32) -#define CA_DEBUG_BA_VSEL_SHFT 32 -#define CA_DEBUG_PE_VSEL (0xfull << 36) -#define CA_DEBUG_PE_VSEL_SHFT 36 -#define CA_DEBUG_BO_VSEL (0xfull << 40) -#define CA_DEBUG_BO_VSEL_SHFT 40 -#define CA_DEBUG_BI_VSEL (0xfull << 44) -#define CA_DEBUG_BI_VSEL_SHFT 44 -#define CA_DEBUG_AS_VSEL (0xfull << 48) -#define CA_DEBUG_AS_VSEL_SHFT 48 -#define CA_DEBUG_PS_VSEL (0xfull << 52) -#define CA_DEBUG_PS_VSEL_SHFT 52 -#define CA_DEBUG_PM_VSEL (0xfull << 56) -#define CA_DEBUG_PM_VSEL_SHFT 56 - /* bits 63:60 unused */ - -/* ==== ca_debug_mux_core_sel */ -/* ==== ca_debug_mux_pci_sel */ -#define CA_DEBUG_MSEL0 (0x7ull << 0) -#define CA_DEBUG_MSEL0_SHFT 0 - /* bit 3 unused */ -#define CA_DEBUG_NSEL0 (0x7ull << 4) -#define CA_DEBUG_NSEL0_SHFT 4 - /* bit 7 unused */ -#define CA_DEBUG_MSEL1 (0x7ull << 8) -#define CA_DEBUG_MSEL1_SHFT 8 - /* bit 11 unused */ -#define CA_DEBUG_NSEL1 (0x7ull << 12) -#define CA_DEBUG_NSEL1_SHFT 12 - /* bit 15 unused */ -#define CA_DEBUG_MSEL2 (0x7ull << 16) -#define CA_DEBUG_MSEL2_SHFT 16 - /* bit 19 unused */ -#define CA_DEBUG_NSEL2 (0x7ull << 20) -#define CA_DEBUG_NSEL2_SHFT 20 - /* bit 23 unused */ -#define CA_DEBUG_MSEL3 (0x7ull << 24) -#define CA_DEBUG_MSEL3_SHFT 24 - /* bit 27 unused */ -#define CA_DEBUG_NSEL3 (0x7ull << 28) -#define CA_DEBUG_NSEL3_SHFT 28 - /* bit 31 unused */ -#define CA_DEBUG_MSEL4 (0x7ull << 32) -#define CA_DEBUG_MSEL4_SHFT 32 - /* bit 35 unused */ -#define CA_DEBUG_NSEL4 (0x7ull << 36) -#define CA_DEBUG_NSEL4_SHFT 36 - /* bit 39 unused */ -#define CA_DEBUG_MSEL5 (0x7ull << 40) -#define CA_DEBUG_MSEL5_SHFT 40 - /* bit 43 unused */ -#define CA_DEBUG_NSEL5 (0x7ull << 44) -#define CA_DEBUG_NSEL5_SHFT 44 - /* bit 47 unused */ -#define CA_DEBUG_MSEL6 (0x7ull << 48) -#define CA_DEBUG_MSEL6_SHFT 48 - /* bit 51 unused */ -#define CA_DEBUG_NSEL6 (0x7ull << 52) -#define CA_DEBUG_NSEL6_SHFT 52 - /* bit 55 unused */ -#define CA_DEBUG_MSEL7 (0x7ull << 56) -#define CA_DEBUG_MSEL7_SHFT 56 - /* bit 59 unused */ -#define CA_DEBUG_NSEL7 (0x7ull << 60) -#define CA_DEBUG_NSEL7_SHFT 60 - /* bit 63 unused */ - - -/* ==== ca_debug_domain_sel */ -#define CA_DEBUG_DOMAIN_L (1ull << 0) -#define CA_DEBUG_DOMAIN_H (1ull << 1) - /* bits 63:2 unused */ - -/* ==== ca_gart_ptr_table */ -#define CA_GART_PTR_VAL (1ull << 0) - /* bits 11:1 unused */ -#define CA_GART_PTR_ADDR (0xfffffffffffull << 12) -#define CA_GART_PTR_ADDR_SHFT 12 - /* bits 63:56 unused */ - -/* ==== ca_gart_tlb_addr[0-7] */ -#define CA_GART_TLB_ADDR (0xffffffffffffffull << 0) -#define CA_GART_TLB_ADDR_SHFT 0 - /* bits 62:56 unused */ -#define CA_GART_TLB_ENTRY_VAL (1ull << 63) - -/* - * PIO address space ranges for TIO:CA - */ - -/* CA internal registers */ -#define CA_PIO_ADMIN 0x00000000 -#define CA_PIO_ADMIN_LEN 0x00010000 - -/* GFX Write Buffer - Diagnostics */ -#define CA_PIO_GFX 0x00010000 -#define CA_PIO_GFX_LEN 0x00010000 - -/* AGP DMA Write Buffer - Diagnostics */ -#define CA_PIO_AGP_DMAWRITE 0x00020000 -#define CA_PIO_AGP_DMAWRITE_LEN 0x00010000 - -/* AGP DMA READ Buffer - Diagnostics */ -#define CA_PIO_AGP_DMAREAD 0x00030000 -#define CA_PIO_AGP_DMAREAD_LEN 0x00010000 - -/* PCI Config Type 0 */ -#define CA_PIO_PCI_TYPE0_CONFIG 0x01000000 -#define CA_PIO_PCI_TYPE0_CONFIG_LEN 0x01000000 - -/* PCI Config Type 1 */ -#define CA_PIO_PCI_TYPE1_CONFIG 0x02000000 -#define CA_PIO_PCI_TYPE1_CONFIG_LEN 0x01000000 - -/* PCI I/O Cycles - mapped to PCI Address 0x00000000-0x04ffffff */ -#define CA_PIO_PCI_IO 0x03000000 -#define CA_PIO_PCI_IO_LEN 0x05000000 - -/* PCI MEM Cycles - mapped to PCI with CA_PIO_ADDR_OFFSET of ca_control1 */ -/* use Fast Write if enabled and coretalk packet type is a GFX request */ -#define CA_PIO_PCI_MEM_OFFSET 0x08000000 -#define CA_PIO_PCI_MEM_OFFSET_LEN 0x08000000 - -/* PCI MEM Cycles - mapped to PCI Address 0x00000000-0xbfffffff */ -/* use Fast Write if enabled and coretalk packet type is a GFX request */ -#define CA_PIO_PCI_MEM 0x40000000 -#define CA_PIO_PCI_MEM_LEN 0xc0000000 - -/* - * DMA space - * - * The CA aperature (ie. bus address range) mapped by the GART is segmented into - * two parts. The lower portion of the aperature is used for mapping 32 bit - * PCI addresses which are managed by the dma interfaces in this file. The - * upper poprtion of the aperature is used for mapping 48 bit AGP addresses. - * The AGP portion of the aperature is managed by the agpgart_be.c driver - * in drivers/linux/agp. There are ca-specific hooks in that driver to - * manipulate the gart, but management of the AGP portion of the aperature - * is the responsibility of that driver. - * - * CA allows three main types of DMA mapping: - * - * PCI 64-bit Managed by this driver - * PCI 32-bit Managed by this driver - * AGP 48-bit Managed by hooks in the /dev/agpgart driver - * - * All of the above can optionally be remapped through the GART. The following - * table lists the combinations of addressing types and GART remapping that - * is currently supported by the driver (h/w supports all, s/w limits this): - * - * PCI64 PCI32 AGP48 - * GART no yes yes - * Direct yes yes no - * - * GART remapping of PCI64 is not done because there is no need to. The - * 64 bit PCI address holds all of the information necessary to target any - * memory in the system. - * - * AGP48 is always mapped through the GART. Management of the AGP48 portion - * of the aperature is the responsibility of code in the agpgart_be driver. - * - * The non-64 bit bus address space will currently be partitioned like this: - * - * 0xffff_ffff_ffff +-------- - * | AGP48 direct - * | Space managed by this driver - * CA_AGP_DIRECT_BASE +-------- - * | AGP GART mapped (gfx aperature) - * | Space managed by /dev/agpgart driver - * | This range is exposed to the agpgart - * | driver as the "graphics aperature" - * CA_AGP_MAPPED_BASE +----- - * | PCI GART mapped - * | Space managed by this driver - * CA_PCI32_MAPPED_BASE +---- - * | PCI32 direct - * | Space managed by this driver - * 0xC000_0000 +-------- - * (CA_PCI32_DIRECT_BASE) - * - * The bus address range CA_PCI32_MAPPED_BASE through CA_AGP_DIRECT_BASE - * is what we call the CA aperature. Addresses falling in this range will - * be remapped using the GART. - * - * The bus address range CA_AGP_MAPPED_BASE through CA_AGP_DIRECT_BASE - * is what we call the graphics aperature. This is a subset of the CA - * aperature and is under the control of the agpgart_be driver. - * - * CA_PCI32_MAPPED_BASE, CA_AGP_MAPPED_BASE, and CA_AGP_DIRECT_BASE are - * somewhat arbitrary values. The known constraints on choosing these is: - * - * 1) CA_AGP_DIRECT_BASE-CA_PCI32_MAPPED_BASE+1 (the CA aperature size) - * must be one of the values supported by the ca_gart_aperature register. - * Currently valid values are: 4MB through 4096MB in powers of 2 increments - * - * 2) CA_AGP_DIRECT_BASE-CA_AGP_MAPPED_BASE+1 (the gfx aperature size) - * must be in MB units since that's what the agpgart driver assumes. - */ - -/* - * Define Bus DMA ranges. These are configurable (see constraints above) - * and will probably need tuning based on experience. - */ - - -/* - * 11/24/03 - * CA has an addressing glitch w.r.t. PCI direct 32 bit DMA that makes it - * generally unusable. The problem is that for PCI direct 32 - * DMA's, all 32 bits of the bus address are used to form the lower 32 bits - * of the coretalk address, and coretalk bits 38:32 come from a register. - * Since only PCI bus addresses 0xC0000000-0xFFFFFFFF (1GB) are available - * for DMA (the rest is allocated to PIO), host node addresses need to be - * such that their lower 32 bits fall in the 0xC0000000-0xffffffff range - * as well. So there can be no PCI32 direct DMA below 3GB!! For this - * reason we set the CA_PCI32_DIRECT_SIZE to 0 which essentially makes - * tioca_dma_direct32() a noop but preserves the code flow should this issue - * be fixed in a respin. - * - * For now, all PCI32 DMA's must be mapped through the GART. - */ - -#define CA_PCI32_DIRECT_BASE 0xC0000000UL /* BASE not configurable */ -#define CA_PCI32_DIRECT_SIZE 0x00000000UL /* 0 MB */ - -#define CA_PCI32_MAPPED_BASE 0xC0000000UL -#define CA_PCI32_MAPPED_SIZE 0x40000000UL /* 2GB */ - -#define CA_AGP_MAPPED_BASE 0x80000000UL -#define CA_AGP_MAPPED_SIZE 0x40000000UL /* 2GB */ - -#define CA_AGP_DIRECT_BASE 0x40000000UL /* 2GB */ -#define CA_AGP_DIRECT_SIZE 0x40000000UL - -#define CA_APERATURE_BASE (CA_AGP_MAPPED_BASE) -#define CA_APERATURE_SIZE (CA_AGP_MAPPED_SIZE+CA_PCI32_MAPPED_SIZE) - -#endif /* _ASM_IA64_SN_TIO_TIOCA_H */ diff --git a/arch/ia64/include/asm/sn/tioca_provider.h b/arch/ia64/include/asm/sn/tioca_provider.h deleted file mode 100644 index 9a820ac61be3..000000000000 --- a/arch/ia64/include/asm/sn/tioca_provider.h +++ /dev/null @@ -1,207 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 2003-2005 Silicon Graphics, Inc. All rights reserved. - */ - -#ifndef _ASM_IA64_SN_TIO_CA_AGP_PROVIDER_H -#define _ASM_IA64_SN_TIO_CA_AGP_PROVIDER_H - -#include <asm/sn/tioca.h> - -/* - * WAR enables - * Defines for individual WARs. Each is a bitmask of applicable - * part revision numbers. (1 << 1) == rev A, (1 << 2) == rev B, - * (3 << 1) == (rev A or rev B), etc - */ - -#define TIOCA_WAR_ENABLED(pv, tioca_common) \ - ((1 << tioca_common->ca_rev) & pv) - - /* TIO:ICE:FRZ:Freezer loses a PIO data ucred on PIO RD RSP with CW error */ -#define PV907908 (1 << 1) - /* ATI config space problems after BIOS execution starts */ -#define PV908234 (1 << 1) - /* CA:AGPDMA write request data mismatch with ABC1CL merge */ -#define PV895469 (1 << 1) - /* TIO:CA TLB invalidate of written GART entries possibly not occurring in CA*/ -#define PV910244 (1 << 1) - -struct tioca_dmamap{ - struct list_head cad_list; /* headed by ca_list */ - - dma_addr_t cad_dma_addr; /* Linux dma handle */ - uint cad_gart_entry; /* start entry in ca_gart_pagemap */ - uint cad_gart_size; /* #entries for this map */ -}; - -/* - * Kernel only fields. Prom may look at this stuff for debugging only. - * Access this structure through the ca_kernel_private ptr. - */ - -struct tioca_common ; - -struct tioca_kernel { - struct tioca_common *ca_common; /* tioca this belongs to */ - struct list_head ca_list; /* list of all ca's */ - struct list_head ca_dmamaps; - spinlock_t ca_lock; /* Kernel lock */ - cnodeid_t ca_closest_node; - struct list_head *ca_devices; /* bus->devices */ - - /* - * General GART stuff - */ - u64 ca_ap_size; /* size of aperature in bytes */ - u32 ca_gart_entries; /* # u64 entries in gart */ - u32 ca_ap_pagesize; /* aperature page size in bytes */ - u64 ca_ap_bus_base; /* bus address of CA aperature */ - u64 ca_gart_size; /* gart size in bytes */ - u64 *ca_gart; /* gart table vaddr */ - u64 ca_gart_coretalk_addr; /* gart coretalk addr */ - u8 ca_gart_iscoherent; /* used in tioca_tlbflush */ - - /* PCI GART convenience values */ - u64 ca_pciap_base; /* pci aperature bus base address */ - u64 ca_pciap_size; /* pci aperature size (bytes) */ - u64 ca_pcigart_base; /* gfx GART bus base address */ - u64 *ca_pcigart; /* gfx GART vm address */ - u32 ca_pcigart_entries; - u32 ca_pcigart_start; /* PCI start index in ca_gart */ - void *ca_pcigart_pagemap; - - /* AGP GART convenience values */ - u64 ca_gfxap_base; /* gfx aperature bus base address */ - u64 ca_gfxap_size; /* gfx aperature size (bytes) */ - u64 ca_gfxgart_base; /* gfx GART bus base address */ - u64 *ca_gfxgart; /* gfx GART vm address */ - u32 ca_gfxgart_entries; - u32 ca_gfxgart_start; /* agpgart start index in ca_gart */ -}; - -/* - * Common tioca info shared between kernel and prom - * - * DO NOT CHANGE THIS STRUCT WITHOUT MAKING CORRESPONDING CHANGES - * TO THE PROM VERSION. - */ - -struct tioca_common { - struct pcibus_bussoft ca_common; /* common pciio header */ - - u32 ca_rev; - u32 ca_closest_nasid; - - u64 ca_prom_private; - u64 ca_kernel_private; -}; - -/** - * tioca_paddr_to_gart - Convert an SGI coretalk address to a CA GART entry - * @paddr: page address to convert - * - * Convert a system [coretalk] address to a GART entry. GART entries are - * formed using the following: - * - * data = ( (1<<63) | ( (REMAP_NODE_ID << 40) | (MD_CHIPLET_ID << 38) | - * (REMAP_SYS_ADDR) ) >> 12 ) - * - * DATA written to 1 GART TABLE Entry in system memory is remapped system - * addr for 1 page - * - * The data is for coretalk address format right shifted 12 bits with a - * valid bit. - * - * GART_TABLE_ENTRY [ 25:0 ] -- REMAP_SYS_ADDRESS[37:12]. - * GART_TABLE_ENTRY [ 27:26 ] -- SHUB MD chiplet id. - * GART_TABLE_ENTRY [ 41:28 ] -- REMAP_NODE_ID. - * GART_TABLE_ENTRY [ 63 ] -- Valid Bit - */ -static inline u64 -tioca_paddr_to_gart(unsigned long paddr) -{ - /* - * We are assuming right now that paddr already has the correct - * format since the address from xtalk_dmaXXX should already have - * NODE_ID, CHIPLET_ID, and SYS_ADDR in the correct locations. - */ - - return ((paddr) >> 12) | (1UL << 63); -} - -/** - * tioca_physpage_to_gart - Map a host physical page for SGI CA based DMA - * @page_addr: system page address to map - */ - -static inline unsigned long -tioca_physpage_to_gart(u64 page_addr) -{ - u64 coretalk_addr; - - coretalk_addr = PHYS_TO_TIODMA(page_addr); - if (!coretalk_addr) { - return 0; - } - - return tioca_paddr_to_gart(coretalk_addr); -} - -/** - * tioca_tlbflush - invalidate cached SGI CA GART TLB entries - * @tioca_kernel: CA context - * - * Invalidate tlb entries for a given CA GART. Main complexity is to account - * for revA bug. - */ -static inline void -tioca_tlbflush(struct tioca_kernel *tioca_kernel) -{ - volatile u64 tmp; - volatile struct tioca __iomem *ca_base; - struct tioca_common *tioca_common; - - tioca_common = tioca_kernel->ca_common; - ca_base = (struct tioca __iomem *)tioca_common->ca_common.bs_base; - - /* - * Explicit flushes not needed if GART is in cached mode - */ - if (tioca_kernel->ca_gart_iscoherent) { - if (TIOCA_WAR_ENABLED(PV910244, tioca_common)) { - /* - * PV910244: RevA CA needs explicit flushes. - * Need to put GART into uncached mode before - * flushing otherwise the explicit flush is ignored. - * - * Alternate WAR would be to leave GART cached and - * touch every CL aligned GART entry. - */ - - __sn_clrq_relaxed(&ca_base->ca_control2, CA_GART_MEM_PARAM); - __sn_setq_relaxed(&ca_base->ca_control2, CA_GART_FLUSH_TLB); - __sn_setq_relaxed(&ca_base->ca_control2, - (0x2ull << CA_GART_MEM_PARAM_SHFT)); - tmp = __sn_readq_relaxed(&ca_base->ca_control2); - } - - return; - } - - /* - * Gart in uncached mode ... need an explicit flush. - */ - - __sn_setq_relaxed(&ca_base->ca_control2, CA_GART_FLUSH_TLB); - tmp = __sn_readq_relaxed(&ca_base->ca_control2); -} - -extern u32 tioca_gart_found; -extern struct list_head tioca_list; -extern int tioca_init_provider(void); -extern void tioca_fastwrite_enable(struct tioca_kernel *tioca_kern); -#endif /* _ASM_IA64_SN_TIO_CA_AGP_PROVIDER_H */ diff --git a/arch/ia64/include/asm/sn/tioce.h b/arch/ia64/include/asm/sn/tioce.h deleted file mode 100644 index 6eae8ada90f0..000000000000 --- a/arch/ia64/include/asm/sn/tioce.h +++ /dev/null @@ -1,760 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 2003-2005 Silicon Graphics, Inc. All rights reserved. - */ - -#ifndef __ASM_IA64_SN_TIOCE_H__ -#define __ASM_IA64_SN_TIOCE_H__ - -/* CE ASIC part & mfgr information */ -#define TIOCE_PART_NUM 0xCE00 -#define TIOCE_SRC_ID 0x01 -#define TIOCE_REV_A 0x1 - -/* CE Virtual PPB Vendor/Device IDs */ -#define CE_VIRT_PPB_VENDOR_ID 0x10a9 -#define CE_VIRT_PPB_DEVICE_ID 0x4002 - -/* CE Host Bridge Vendor/Device IDs */ -#define CE_HOST_BRIDGE_VENDOR_ID 0x10a9 -#define CE_HOST_BRIDGE_DEVICE_ID 0x4001 - - -#define TIOCE_NUM_M40_ATES 4096 -#define TIOCE_NUM_M3240_ATES 2048 -#define TIOCE_NUM_PORTS 2 - -/* - * Register layout for TIOCE. MMR offsets are shown at the far right of the - * structure definition. - */ -typedef volatile struct tioce { - /* - * ADMIN : Administration Registers - */ - u64 ce_adm_id; /* 0x000000 */ - u64 ce_pad_000008; /* 0x000008 */ - u64 ce_adm_dyn_credit_status; /* 0x000010 */ - u64 ce_adm_last_credit_status; /* 0x000018 */ - u64 ce_adm_credit_limit; /* 0x000020 */ - u64 ce_adm_force_credit; /* 0x000028 */ - u64 ce_adm_control; /* 0x000030 */ - u64 ce_adm_mmr_chn_timeout; /* 0x000038 */ - u64 ce_adm_ssp_ure_timeout; /* 0x000040 */ - u64 ce_adm_ssp_dre_timeout; /* 0x000048 */ - u64 ce_adm_ssp_debug_sel; /* 0x000050 */ - u64 ce_adm_int_status; /* 0x000058 */ - u64 ce_adm_int_status_alias; /* 0x000060 */ - u64 ce_adm_int_mask; /* 0x000068 */ - u64 ce_adm_int_pending; /* 0x000070 */ - u64 ce_adm_force_int; /* 0x000078 */ - u64 ce_adm_ure_ups_buf_barrier_flush; /* 0x000080 */ - u64 ce_adm_int_dest[15]; /* 0x000088 -- 0x0000F8 */ - u64 ce_adm_error_summary; /* 0x000100 */ - u64 ce_adm_error_summary_alias; /* 0x000108 */ - u64 ce_adm_error_mask; /* 0x000110 */ - u64 ce_adm_first_error; /* 0x000118 */ - u64 ce_adm_error_overflow; /* 0x000120 */ - u64 ce_adm_error_overflow_alias; /* 0x000128 */ - u64 ce_pad_000130[2]; /* 0x000130 -- 0x000138 */ - u64 ce_adm_tnum_error; /* 0x000140 */ - u64 ce_adm_mmr_err_detail; /* 0x000148 */ - u64 ce_adm_msg_sram_perr_detail; /* 0x000150 */ - u64 ce_adm_bap_sram_perr_detail; /* 0x000158 */ - u64 ce_adm_ce_sram_perr_detail; /* 0x000160 */ - u64 ce_adm_ce_credit_oflow_detail; /* 0x000168 */ - u64 ce_adm_tx_link_idle_max_timer; /* 0x000170 */ - u64 ce_adm_pcie_debug_sel; /* 0x000178 */ - u64 ce_pad_000180[16]; /* 0x000180 -- 0x0001F8 */ - - u64 ce_adm_pcie_debug_sel_top; /* 0x000200 */ - u64 ce_adm_pcie_debug_lat_sel_lo_top; /* 0x000208 */ - u64 ce_adm_pcie_debug_lat_sel_hi_top; /* 0x000210 */ - u64 ce_adm_pcie_debug_trig_sel_top; /* 0x000218 */ - u64 ce_adm_pcie_debug_trig_lat_sel_lo_top; /* 0x000220 */ - u64 ce_adm_pcie_debug_trig_lat_sel_hi_top; /* 0x000228 */ - u64 ce_adm_pcie_trig_compare_top; /* 0x000230 */ - u64 ce_adm_pcie_trig_compare_en_top; /* 0x000238 */ - u64 ce_adm_ssp_debug_sel_top; /* 0x000240 */ - u64 ce_adm_ssp_debug_lat_sel_lo_top; /* 0x000248 */ - u64 ce_adm_ssp_debug_lat_sel_hi_top; /* 0x000250 */ - u64 ce_adm_ssp_debug_trig_sel_top; /* 0x000258 */ - u64 ce_adm_ssp_debug_trig_lat_sel_lo_top; /* 0x000260 */ - u64 ce_adm_ssp_debug_trig_lat_sel_hi_top; /* 0x000268 */ - u64 ce_adm_ssp_trig_compare_top; /* 0x000270 */ - u64 ce_adm_ssp_trig_compare_en_top; /* 0x000278 */ - u64 ce_pad_000280[48]; /* 0x000280 -- 0x0003F8 */ - - u64 ce_adm_bap_ctrl; /* 0x000400 */ - u64 ce_pad_000408[127]; /* 0x000408 -- 0x0007F8 */ - - u64 ce_msg_buf_data63_0[35]; /* 0x000800 -- 0x000918 */ - u64 ce_pad_000920[29]; /* 0x000920 -- 0x0009F8 */ - - u64 ce_msg_buf_data127_64[35]; /* 0x000A00 -- 0x000B18 */ - u64 ce_pad_000B20[29]; /* 0x000B20 -- 0x000BF8 */ - - u64 ce_msg_buf_parity[35]; /* 0x000C00 -- 0x000D18 */ - u64 ce_pad_000D20[29]; /* 0x000D20 -- 0x000DF8 */ - - u64 ce_pad_000E00[576]; /* 0x000E00 -- 0x001FF8 */ - - /* - * LSI : LSI's PCI Express Link Registers (Link#1 and Link#2) - * Link#1 MMRs at start at 0x002000, Link#2 MMRs at 0x003000 - * NOTE: the comment offsets at far right: let 'z' = {2 or 3} - */ - #define ce_lsi(link_num) ce_lsi[link_num-1] - struct ce_lsi_reg { - u64 ce_lsi_lpu_id; /* 0x00z000 */ - u64 ce_lsi_rst; /* 0x00z008 */ - u64 ce_lsi_dbg_stat; /* 0x00z010 */ - u64 ce_lsi_dbg_cfg; /* 0x00z018 */ - u64 ce_lsi_ltssm_ctrl; /* 0x00z020 */ - u64 ce_lsi_lk_stat; /* 0x00z028 */ - u64 ce_pad_00z030[2]; /* 0x00z030 -- 0x00z038 */ - u64 ce_lsi_int_and_stat; /* 0x00z040 */ - u64 ce_lsi_int_mask; /* 0x00z048 */ - u64 ce_pad_00z050[22]; /* 0x00z050 -- 0x00z0F8 */ - u64 ce_lsi_lk_perf_cnt_sel; /* 0x00z100 */ - u64 ce_pad_00z108; /* 0x00z108 */ - u64 ce_lsi_lk_perf_cnt_ctrl; /* 0x00z110 */ - u64 ce_pad_00z118; /* 0x00z118 */ - u64 ce_lsi_lk_perf_cnt1; /* 0x00z120 */ - u64 ce_lsi_lk_perf_cnt1_test; /* 0x00z128 */ - u64 ce_lsi_lk_perf_cnt2; /* 0x00z130 */ - u64 ce_lsi_lk_perf_cnt2_test; /* 0x00z138 */ - u64 ce_pad_00z140[24]; /* 0x00z140 -- 0x00z1F8 */ - u64 ce_lsi_lk_lyr_cfg; /* 0x00z200 */ - u64 ce_lsi_lk_lyr_status; /* 0x00z208 */ - u64 ce_lsi_lk_lyr_int_stat; /* 0x00z210 */ - u64 ce_lsi_lk_ly_int_stat_test; /* 0x00z218 */ - u64 ce_lsi_lk_ly_int_stat_mask; /* 0x00z220 */ - u64 ce_pad_00z228[3]; /* 0x00z228 -- 0x00z238 */ - u64 ce_lsi_fc_upd_ctl; /* 0x00z240 */ - u64 ce_pad_00z248[3]; /* 0x00z248 -- 0x00z258 */ - u64 ce_lsi_flw_ctl_upd_to_timer; /* 0x00z260 */ - u64 ce_lsi_flw_ctl_upd_timer0; /* 0x00z268 */ - u64 ce_lsi_flw_ctl_upd_timer1; /* 0x00z270 */ - u64 ce_pad_00z278[49]; /* 0x00z278 -- 0x00z3F8 */ - u64 ce_lsi_freq_nak_lat_thrsh; /* 0x00z400 */ - u64 ce_lsi_ack_nak_lat_tmr; /* 0x00z408 */ - u64 ce_lsi_rply_tmr_thr; /* 0x00z410 */ - u64 ce_lsi_rply_tmr; /* 0x00z418 */ - u64 ce_lsi_rply_num_stat; /* 0x00z420 */ - u64 ce_lsi_rty_buf_max_addr; /* 0x00z428 */ - u64 ce_lsi_rty_fifo_ptr; /* 0x00z430 */ - u64 ce_lsi_rty_fifo_rd_wr_ptr; /* 0x00z438 */ - u64 ce_lsi_rty_fifo_cred; /* 0x00z440 */ - u64 ce_lsi_seq_cnt; /* 0x00z448 */ - u64 ce_lsi_ack_sent_seq_num; /* 0x00z450 */ - u64 ce_lsi_seq_cnt_fifo_max_addr; /* 0x00z458 */ - u64 ce_lsi_seq_cnt_fifo_ptr; /* 0x00z460 */ - u64 ce_lsi_seq_cnt_rd_wr_ptr; /* 0x00z468 */ - u64 ce_lsi_tx_lk_ts_ctl; /* 0x00z470 */ - u64 ce_pad_00z478; /* 0x00z478 */ - u64 ce_lsi_mem_addr_ctl; /* 0x00z480 */ - u64 ce_lsi_mem_d_ld0; /* 0x00z488 */ - u64 ce_lsi_mem_d_ld1; /* 0x00z490 */ - u64 ce_lsi_mem_d_ld2; /* 0x00z498 */ - u64 ce_lsi_mem_d_ld3; /* 0x00z4A0 */ - u64 ce_lsi_mem_d_ld4; /* 0x00z4A8 */ - u64 ce_pad_00z4B0[2]; /* 0x00z4B0 -- 0x00z4B8 */ - u64 ce_lsi_rty_d_cnt; /* 0x00z4C0 */ - u64 ce_lsi_seq_buf_cnt; /* 0x00z4C8 */ - u64 ce_lsi_seq_buf_bt_d; /* 0x00z4D0 */ - u64 ce_pad_00z4D8; /* 0x00z4D8 */ - u64 ce_lsi_ack_lat_thr; /* 0x00z4E0 */ - u64 ce_pad_00z4E8[3]; /* 0x00z4E8 -- 0x00z4F8 */ - u64 ce_lsi_nxt_rcv_seq_1_cntr; /* 0x00z500 */ - u64 ce_lsi_unsp_dllp_rcvd; /* 0x00z508 */ - u64 ce_lsi_rcv_lk_ts_ctl; /* 0x00z510 */ - u64 ce_pad_00z518[29]; /* 0x00z518 -- 0x00z5F8 */ - u64 ce_lsi_phy_lyr_cfg; /* 0x00z600 */ - u64 ce_pad_00z608; /* 0x00z608 */ - u64 ce_lsi_phy_lyr_int_stat; /* 0x00z610 */ - u64 ce_lsi_phy_lyr_int_stat_test; /* 0x00z618 */ - u64 ce_lsi_phy_lyr_int_mask; /* 0x00z620 */ - u64 ce_pad_00z628[11]; /* 0x00z628 -- 0x00z678 */ - u64 ce_lsi_rcv_phy_cfg; /* 0x00z680 */ - u64 ce_lsi_rcv_phy_stat1; /* 0x00z688 */ - u64 ce_lsi_rcv_phy_stat2; /* 0x00z690 */ - u64 ce_lsi_rcv_phy_stat3; /* 0x00z698 */ - u64 ce_lsi_rcv_phy_int_stat; /* 0x00z6A0 */ - u64 ce_lsi_rcv_phy_int_stat_test; /* 0x00z6A8 */ - u64 ce_lsi_rcv_phy_int_mask; /* 0x00z6B0 */ - u64 ce_pad_00z6B8[9]; /* 0x00z6B8 -- 0x00z6F8 */ - u64 ce_lsi_tx_phy_cfg; /* 0x00z700 */ - u64 ce_lsi_tx_phy_stat; /* 0x00z708 */ - u64 ce_lsi_tx_phy_int_stat; /* 0x00z710 */ - u64 ce_lsi_tx_phy_int_stat_test; /* 0x00z718 */ - u64 ce_lsi_tx_phy_int_mask; /* 0x00z720 */ - u64 ce_lsi_tx_phy_stat2; /* 0x00z728 */ - u64 ce_pad_00z730[10]; /* 0x00z730 -- 0x00z77F */ - u64 ce_lsi_ltssm_cfg1; /* 0x00z780 */ - u64 ce_lsi_ltssm_cfg2; /* 0x00z788 */ - u64 ce_lsi_ltssm_cfg3; /* 0x00z790 */ - u64 ce_lsi_ltssm_cfg4; /* 0x00z798 */ - u64 ce_lsi_ltssm_cfg5; /* 0x00z7A0 */ - u64 ce_lsi_ltssm_stat1; /* 0x00z7A8 */ - u64 ce_lsi_ltssm_stat2; /* 0x00z7B0 */ - u64 ce_lsi_ltssm_int_stat; /* 0x00z7B8 */ - u64 ce_lsi_ltssm_int_stat_test; /* 0x00z7C0 */ - u64 ce_lsi_ltssm_int_mask; /* 0x00z7C8 */ - u64 ce_lsi_ltssm_stat_wr_en; /* 0x00z7D0 */ - u64 ce_pad_00z7D8[5]; /* 0x00z7D8 -- 0x00z7F8 */ - u64 ce_lsi_gb_cfg1; /* 0x00z800 */ - u64 ce_lsi_gb_cfg2; /* 0x00z808 */ - u64 ce_lsi_gb_cfg3; /* 0x00z810 */ - u64 ce_lsi_gb_cfg4; /* 0x00z818 */ - u64 ce_lsi_gb_stat; /* 0x00z820 */ - u64 ce_lsi_gb_int_stat; /* 0x00z828 */ - u64 ce_lsi_gb_int_stat_test; /* 0x00z830 */ - u64 ce_lsi_gb_int_mask; /* 0x00z838 */ - u64 ce_lsi_gb_pwr_dn1; /* 0x00z840 */ - u64 ce_lsi_gb_pwr_dn2; /* 0x00z848 */ - u64 ce_pad_00z850[246]; /* 0x00z850 -- 0x00zFF8 */ - } ce_lsi[2]; - - u64 ce_pad_004000[10]; /* 0x004000 -- 0x004048 */ - - /* - * CRM: Coretalk Receive Module Registers - */ - u64 ce_crm_debug_mux; /* 0x004050 */ - u64 ce_pad_004058; /* 0x004058 */ - u64 ce_crm_ssp_err_cmd_wrd; /* 0x004060 */ - u64 ce_crm_ssp_err_addr; /* 0x004068 */ - u64 ce_crm_ssp_err_syn; /* 0x004070 */ - - u64 ce_pad_004078[499]; /* 0x004078 -- 0x005008 */ - - /* - * CXM: Coretalk Xmit Module Registers - */ - u64 ce_cxm_dyn_credit_status; /* 0x005010 */ - u64 ce_cxm_last_credit_status; /* 0x005018 */ - u64 ce_cxm_credit_limit; /* 0x005020 */ - u64 ce_cxm_force_credit; /* 0x005028 */ - u64 ce_cxm_disable_bypass; /* 0x005030 */ - u64 ce_pad_005038[3]; /* 0x005038 -- 0x005048 */ - u64 ce_cxm_debug_mux; /* 0x005050 */ - - u64 ce_pad_005058[501]; /* 0x005058 -- 0x005FF8 */ - - /* - * DTL: Downstream Transaction Layer Regs (Link#1 and Link#2) - * DTL: Link#1 MMRs at start at 0x006000, Link#2 MMRs at 0x008000 - * DTL: the comment offsets at far right: let 'y' = {6 or 8} - * - * UTL: Downstream Transaction Layer Regs (Link#1 and Link#2) - * UTL: Link#1 MMRs at start at 0x007000, Link#2 MMRs at 0x009000 - * UTL: the comment offsets at far right: let 'z' = {7 or 9} - */ - #define ce_dtl(link_num) ce_dtl_utl[link_num-1] - #define ce_utl(link_num) ce_dtl_utl[link_num-1] - struct ce_dtl_utl_reg { - /* DTL */ - u64 ce_dtl_dtdr_credit_limit; /* 0x00y000 */ - u64 ce_dtl_dtdr_credit_force; /* 0x00y008 */ - u64 ce_dtl_dyn_credit_status; /* 0x00y010 */ - u64 ce_dtl_dtl_last_credit_stat; /* 0x00y018 */ - u64 ce_dtl_dtl_ctrl; /* 0x00y020 */ - u64 ce_pad_00y028[5]; /* 0x00y028 -- 0x00y048 */ - u64 ce_dtl_debug_sel; /* 0x00y050 */ - u64 ce_pad_00y058[501]; /* 0x00y058 -- 0x00yFF8 */ - - /* UTL */ - u64 ce_utl_utl_ctrl; /* 0x00z000 */ - u64 ce_utl_debug_sel; /* 0x00z008 */ - u64 ce_pad_00z010[510]; /* 0x00z010 -- 0x00zFF8 */ - } ce_dtl_utl[2]; - - u64 ce_pad_00A000[514]; /* 0x00A000 -- 0x00B008 */ - - /* - * URE: Upstream Request Engine - */ - u64 ce_ure_dyn_credit_status; /* 0x00B010 */ - u64 ce_ure_last_credit_status; /* 0x00B018 */ - u64 ce_ure_credit_limit; /* 0x00B020 */ - u64 ce_pad_00B028; /* 0x00B028 */ - u64 ce_ure_control; /* 0x00B030 */ - u64 ce_ure_status; /* 0x00B038 */ - u64 ce_pad_00B040[2]; /* 0x00B040 -- 0x00B048 */ - u64 ce_ure_debug_sel; /* 0x00B050 */ - u64 ce_ure_pcie_debug_sel; /* 0x00B058 */ - u64 ce_ure_ssp_err_cmd_wrd; /* 0x00B060 */ - u64 ce_ure_ssp_err_addr; /* 0x00B068 */ - u64 ce_ure_page_map; /* 0x00B070 */ - u64 ce_ure_dir_map[TIOCE_NUM_PORTS]; /* 0x00B078 */ - u64 ce_ure_pipe_sel1; /* 0x00B088 */ - u64 ce_ure_pipe_mask1; /* 0x00B090 */ - u64 ce_ure_pipe_sel2; /* 0x00B098 */ - u64 ce_ure_pipe_mask2; /* 0x00B0A0 */ - u64 ce_ure_pcie1_credits_sent; /* 0x00B0A8 */ - u64 ce_ure_pcie1_credits_used; /* 0x00B0B0 */ - u64 ce_ure_pcie1_credit_limit; /* 0x00B0B8 */ - u64 ce_ure_pcie2_credits_sent; /* 0x00B0C0 */ - u64 ce_ure_pcie2_credits_used; /* 0x00B0C8 */ - u64 ce_ure_pcie2_credit_limit; /* 0x00B0D0 */ - u64 ce_ure_pcie_force_credit; /* 0x00B0D8 */ - u64 ce_ure_rd_tnum_val; /* 0x00B0E0 */ - u64 ce_ure_rd_tnum_rsp_rcvd; /* 0x00B0E8 */ - u64 ce_ure_rd_tnum_esent_timer; /* 0x00B0F0 */ - u64 ce_ure_rd_tnum_error; /* 0x00B0F8 */ - u64 ce_ure_rd_tnum_first_cl; /* 0x00B100 */ - u64 ce_ure_rd_tnum_link_buf; /* 0x00B108 */ - u64 ce_ure_wr_tnum_val; /* 0x00B110 */ - u64 ce_ure_sram_err_addr0; /* 0x00B118 */ - u64 ce_ure_sram_err_addr1; /* 0x00B120 */ - u64 ce_ure_sram_err_addr2; /* 0x00B128 */ - u64 ce_ure_sram_rd_addr0; /* 0x00B130 */ - u64 ce_ure_sram_rd_addr1; /* 0x00B138 */ - u64 ce_ure_sram_rd_addr2; /* 0x00B140 */ - u64 ce_ure_sram_wr_addr0; /* 0x00B148 */ - u64 ce_ure_sram_wr_addr1; /* 0x00B150 */ - u64 ce_ure_sram_wr_addr2; /* 0x00B158 */ - u64 ce_ure_buf_flush10; /* 0x00B160 */ - u64 ce_ure_buf_flush11; /* 0x00B168 */ - u64 ce_ure_buf_flush12; /* 0x00B170 */ - u64 ce_ure_buf_flush13; /* 0x00B178 */ - u64 ce_ure_buf_flush20; /* 0x00B180 */ - u64 ce_ure_buf_flush21; /* 0x00B188 */ - u64 ce_ure_buf_flush22; /* 0x00B190 */ - u64 ce_ure_buf_flush23; /* 0x00B198 */ - u64 ce_ure_pcie_control1; /* 0x00B1A0 */ - u64 ce_ure_pcie_control2; /* 0x00B1A8 */ - - u64 ce_pad_00B1B0[458]; /* 0x00B1B0 -- 0x00BFF8 */ - - /* Upstream Data Buffer, Port1 */ - struct ce_ure_maint_ups_dat1_data { - u64 data63_0[512]; /* 0x00C000 -- 0x00CFF8 */ - u64 data127_64[512]; /* 0x00D000 -- 0x00DFF8 */ - u64 parity[512]; /* 0x00E000 -- 0x00EFF8 */ - } ce_ure_maint_ups_dat1; - - /* Upstream Header Buffer, Port1 */ - struct ce_ure_maint_ups_hdr1_data { - u64 data63_0[512]; /* 0x00F000 -- 0x00FFF8 */ - u64 data127_64[512]; /* 0x010000 -- 0x010FF8 */ - u64 parity[512]; /* 0x011000 -- 0x011FF8 */ - } ce_ure_maint_ups_hdr1; - - /* Upstream Data Buffer, Port2 */ - struct ce_ure_maint_ups_dat2_data { - u64 data63_0[512]; /* 0x012000 -- 0x012FF8 */ - u64 data127_64[512]; /* 0x013000 -- 0x013FF8 */ - u64 parity[512]; /* 0x014000 -- 0x014FF8 */ - } ce_ure_maint_ups_dat2; - - /* Upstream Header Buffer, Port2 */ - struct ce_ure_maint_ups_hdr2_data { - u64 data63_0[512]; /* 0x015000 -- 0x015FF8 */ - u64 data127_64[512]; /* 0x016000 -- 0x016FF8 */ - u64 parity[512]; /* 0x017000 -- 0x017FF8 */ - } ce_ure_maint_ups_hdr2; - - /* Downstream Data Buffer */ - struct ce_ure_maint_dns_dat_data { - u64 data63_0[512]; /* 0x018000 -- 0x018FF8 */ - u64 data127_64[512]; /* 0x019000 -- 0x019FF8 */ - u64 parity[512]; /* 0x01A000 -- 0x01AFF8 */ - } ce_ure_maint_dns_dat; - - /* Downstream Header Buffer */ - struct ce_ure_maint_dns_hdr_data { - u64 data31_0[64]; /* 0x01B000 -- 0x01B1F8 */ - u64 data95_32[64]; /* 0x01B200 -- 0x01B3F8 */ - u64 parity[64]; /* 0x01B400 -- 0x01B5F8 */ - } ce_ure_maint_dns_hdr; - - /* RCI Buffer Data */ - struct ce_ure_maint_rci_data { - u64 data41_0[64]; /* 0x01B600 -- 0x01B7F8 */ - u64 data69_42[64]; /* 0x01B800 -- 0x01B9F8 */ - } ce_ure_maint_rci; - - /* Response Queue */ - u64 ce_ure_maint_rspq[64]; /* 0x01BA00 -- 0x01BBF8 */ - - u64 ce_pad_01C000[4224]; /* 0x01BC00 -- 0x023FF8 */ - - /* Admin Build-a-Packet Buffer */ - struct ce_adm_maint_bap_buf_data { - u64 data63_0[258]; /* 0x024000 -- 0x024808 */ - u64 data127_64[258]; /* 0x024810 -- 0x025018 */ - u64 parity[258]; /* 0x025020 -- 0x025828 */ - } ce_adm_maint_bap_buf; - - u64 ce_pad_025830[5370]; /* 0x025830 -- 0x02FFF8 */ - - /* URE: 40bit PMU ATE Buffer */ /* 0x030000 -- 0x037FF8 */ - u64 ce_ure_ate40[TIOCE_NUM_M40_ATES]; - - /* URE: 32/40bit PMU ATE Buffer */ /* 0x038000 -- 0x03BFF8 */ - u64 ce_ure_ate3240[TIOCE_NUM_M3240_ATES]; - - u64 ce_pad_03C000[2050]; /* 0x03C000 -- 0x040008 */ - - /* - * DRE: Down Stream Request Engine - */ - u64 ce_dre_dyn_credit_status1; /* 0x040010 */ - u64 ce_dre_dyn_credit_status2; /* 0x040018 */ - u64 ce_dre_last_credit_status1; /* 0x040020 */ - u64 ce_dre_last_credit_status2; /* 0x040028 */ - u64 ce_dre_credit_limit1; /* 0x040030 */ - u64 ce_dre_credit_limit2; /* 0x040038 */ - u64 ce_dre_force_credit1; /* 0x040040 */ - u64 ce_dre_force_credit2; /* 0x040048 */ - u64 ce_dre_debug_mux1; /* 0x040050 */ - u64 ce_dre_debug_mux2; /* 0x040058 */ - u64 ce_dre_ssp_err_cmd_wrd; /* 0x040060 */ - u64 ce_dre_ssp_err_addr; /* 0x040068 */ - u64 ce_dre_comp_err_cmd_wrd; /* 0x040070 */ - u64 ce_dre_comp_err_addr; /* 0x040078 */ - u64 ce_dre_req_status; /* 0x040080 */ - u64 ce_dre_config1; /* 0x040088 */ - u64 ce_dre_config2; /* 0x040090 */ - u64 ce_dre_config_req_status; /* 0x040098 */ - u64 ce_pad_0400A0[12]; /* 0x0400A0 -- 0x0400F8 */ - u64 ce_dre_dyn_fifo; /* 0x040100 */ - u64 ce_pad_040108[3]; /* 0x040108 -- 0x040118 */ - u64 ce_dre_last_fifo; /* 0x040120 */ - - u64 ce_pad_040128[27]; /* 0x040128 -- 0x0401F8 */ - - /* DRE Downstream Head Queue */ - struct ce_dre_maint_ds_head_queue { - u64 data63_0[32]; /* 0x040200 -- 0x0402F8 */ - u64 data127_64[32]; /* 0x040300 -- 0x0403F8 */ - u64 parity[32]; /* 0x040400 -- 0x0404F8 */ - } ce_dre_maint_ds_head_q; - - u64 ce_pad_040500[352]; /* 0x040500 -- 0x040FF8 */ - - /* DRE Downstream Data Queue */ - struct ce_dre_maint_ds_data_queue { - u64 data63_0[256]; /* 0x041000 -- 0x0417F8 */ - u64 ce_pad_041800[256]; /* 0x041800 -- 0x041FF8 */ - u64 data127_64[256]; /* 0x042000 -- 0x0427F8 */ - u64 ce_pad_042800[256]; /* 0x042800 -- 0x042FF8 */ - u64 parity[256]; /* 0x043000 -- 0x0437F8 */ - u64 ce_pad_043800[256]; /* 0x043800 -- 0x043FF8 */ - } ce_dre_maint_ds_data_q; - - /* DRE URE Upstream Response Queue */ - struct ce_dre_maint_ure_us_rsp_queue { - u64 data63_0[8]; /* 0x044000 -- 0x044038 */ - u64 ce_pad_044040[24]; /* 0x044040 -- 0x0440F8 */ - u64 data127_64[8]; /* 0x044100 -- 0x044138 */ - u64 ce_pad_044140[24]; /* 0x044140 -- 0x0441F8 */ - u64 parity[8]; /* 0x044200 -- 0x044238 */ - u64 ce_pad_044240[24]; /* 0x044240 -- 0x0442F8 */ - } ce_dre_maint_ure_us_rsp_q; - - u64 ce_dre_maint_us_wrt_rsp[32];/* 0x044300 -- 0x0443F8 */ - - u64 ce_end_of_struct; /* 0x044400 */ -} tioce_t; - -/* ce_lsiX_gb_cfg1 register bit masks & shifts */ -#define CE_LSI_GB_CFG1_RXL0S_THS_SHFT 0 -#define CE_LSI_GB_CFG1_RXL0S_THS_MASK (0xffULL << 0) -#define CE_LSI_GB_CFG1_RXL0S_SMP_SHFT 8 -#define CE_LSI_GB_CFG1_RXL0S_SMP_MASK (0xfULL << 8) -#define CE_LSI_GB_CFG1_RXL0S_ADJ_SHFT 12 -#define CE_LSI_GB_CFG1_RXL0S_ADJ_MASK (0x7ULL << 12) -#define CE_LSI_GB_CFG1_RXL0S_FLT_SHFT 15 -#define CE_LSI_GB_CFG1_RXL0S_FLT_MASK (0x1ULL << 15) -#define CE_LSI_GB_CFG1_LPBK_SEL_SHFT 16 -#define CE_LSI_GB_CFG1_LPBK_SEL_MASK (0x3ULL << 16) -#define CE_LSI_GB_CFG1_LPBK_EN_SHFT 18 -#define CE_LSI_GB_CFG1_LPBK_EN_MASK (0x1ULL << 18) -#define CE_LSI_GB_CFG1_RVRS_LB_SHFT 19 -#define CE_LSI_GB_CFG1_RVRS_LB_MASK (0x1ULL << 19) -#define CE_LSI_GB_CFG1_RVRS_CLK_SHFT 20 -#define CE_LSI_GB_CFG1_RVRS_CLK_MASK (0x3ULL << 20) -#define CE_LSI_GB_CFG1_SLF_TS_SHFT 24 -#define CE_LSI_GB_CFG1_SLF_TS_MASK (0xfULL << 24) - -/* ce_adm_int_mask/ce_adm_int_status register bit defines */ -#define CE_ADM_INT_CE_ERROR_SHFT 0 -#define CE_ADM_INT_LSI1_IP_ERROR_SHFT 1 -#define CE_ADM_INT_LSI2_IP_ERROR_SHFT 2 -#define CE_ADM_INT_PCIE_ERROR_SHFT 3 -#define CE_ADM_INT_PORT1_HOTPLUG_EVENT_SHFT 4 -#define CE_ADM_INT_PORT2_HOTPLUG_EVENT_SHFT 5 -#define CE_ADM_INT_PCIE_PORT1_DEV_A_SHFT 6 -#define CE_ADM_INT_PCIE_PORT1_DEV_B_SHFT 7 -#define CE_ADM_INT_PCIE_PORT1_DEV_C_SHFT 8 -#define CE_ADM_INT_PCIE_PORT1_DEV_D_SHFT 9 -#define CE_ADM_INT_PCIE_PORT2_DEV_A_SHFT 10 -#define CE_ADM_INT_PCIE_PORT2_DEV_B_SHFT 11 -#define CE_ADM_INT_PCIE_PORT2_DEV_C_SHFT 12 -#define CE_ADM_INT_PCIE_PORT2_DEV_D_SHFT 13 -#define CE_ADM_INT_PCIE_MSG_SHFT 14 /*see int_dest_14*/ -#define CE_ADM_INT_PCIE_MSG_SLOT_0_SHFT 14 -#define CE_ADM_INT_PCIE_MSG_SLOT_1_SHFT 15 -#define CE_ADM_INT_PCIE_MSG_SLOT_2_SHFT 16 -#define CE_ADM_INT_PCIE_MSG_SLOT_3_SHFT 17 -#define CE_ADM_INT_PORT1_PM_PME_MSG_SHFT 22 -#define CE_ADM_INT_PORT2_PM_PME_MSG_SHFT 23 - -/* ce_adm_force_int register bit defines */ -#define CE_ADM_FORCE_INT_PCIE_PORT1_DEV_A_SHFT 0 -#define CE_ADM_FORCE_INT_PCIE_PORT1_DEV_B_SHFT 1 -#define CE_ADM_FORCE_INT_PCIE_PORT1_DEV_C_SHFT 2 -#define CE_ADM_FORCE_INT_PCIE_PORT1_DEV_D_SHFT 3 -#define CE_ADM_FORCE_INT_PCIE_PORT2_DEV_A_SHFT 4 -#define CE_ADM_FORCE_INT_PCIE_PORT2_DEV_B_SHFT 5 -#define CE_ADM_FORCE_INT_PCIE_PORT2_DEV_C_SHFT 6 -#define CE_ADM_FORCE_INT_PCIE_PORT2_DEV_D_SHFT 7 -#define CE_ADM_FORCE_INT_ALWAYS_SHFT 8 - -/* ce_adm_int_dest register bit masks & shifts */ -#define INTR_VECTOR_SHFT 56 - -/* ce_adm_error_mask and ce_adm_error_summary register bit masks */ -#define CE_ADM_ERR_CRM_SSP_REQ_INVALID (0x1ULL << 0) -#define CE_ADM_ERR_SSP_REQ_HEADER (0x1ULL << 1) -#define CE_ADM_ERR_SSP_RSP_HEADER (0x1ULL << 2) -#define CE_ADM_ERR_SSP_PROTOCOL_ERROR (0x1ULL << 3) -#define CE_ADM_ERR_SSP_SBE (0x1ULL << 4) -#define CE_ADM_ERR_SSP_MBE (0x1ULL << 5) -#define CE_ADM_ERR_CXM_CREDIT_OFLOW (0x1ULL << 6) -#define CE_ADM_ERR_DRE_SSP_REQ_INVAL (0x1ULL << 7) -#define CE_ADM_ERR_SSP_REQ_LONG (0x1ULL << 8) -#define CE_ADM_ERR_SSP_REQ_OFLOW (0x1ULL << 9) -#define CE_ADM_ERR_SSP_REQ_SHORT (0x1ULL << 10) -#define CE_ADM_ERR_SSP_REQ_SIDEBAND (0x1ULL << 11) -#define CE_ADM_ERR_SSP_REQ_ADDR_ERR (0x1ULL << 12) -#define CE_ADM_ERR_SSP_REQ_BAD_BE (0x1ULL << 13) -#define CE_ADM_ERR_PCIE_COMPL_TIMEOUT (0x1ULL << 14) -#define CE_ADM_ERR_PCIE_UNEXP_COMPL (0x1ULL << 15) -#define CE_ADM_ERR_PCIE_ERR_COMPL (0x1ULL << 16) -#define CE_ADM_ERR_DRE_CREDIT_OFLOW (0x1ULL << 17) -#define CE_ADM_ERR_DRE_SRAM_PE (0x1ULL << 18) -#define CE_ADM_ERR_SSP_RSP_INVALID (0x1ULL << 19) -#define CE_ADM_ERR_SSP_RSP_LONG (0x1ULL << 20) -#define CE_ADM_ERR_SSP_RSP_SHORT (0x1ULL << 21) -#define CE_ADM_ERR_SSP_RSP_SIDEBAND (0x1ULL << 22) -#define CE_ADM_ERR_URE_SSP_RSP_UNEXP (0x1ULL << 23) -#define CE_ADM_ERR_URE_SSP_WR_REQ_TIMEOUT (0x1ULL << 24) -#define CE_ADM_ERR_URE_SSP_RD_REQ_TIMEOUT (0x1ULL << 25) -#define CE_ADM_ERR_URE_ATE3240_PAGE_FAULT (0x1ULL << 26) -#define CE_ADM_ERR_URE_ATE40_PAGE_FAULT (0x1ULL << 27) -#define CE_ADM_ERR_URE_CREDIT_OFLOW (0x1ULL << 28) -#define CE_ADM_ERR_URE_SRAM_PE (0x1ULL << 29) -#define CE_ADM_ERR_ADM_SSP_RSP_UNEXP (0x1ULL << 30) -#define CE_ADM_ERR_ADM_SSP_REQ_TIMEOUT (0x1ULL << 31) -#define CE_ADM_ERR_MMR_ACCESS_ERROR (0x1ULL << 32) -#define CE_ADM_ERR_MMR_ADDR_ERROR (0x1ULL << 33) -#define CE_ADM_ERR_ADM_CREDIT_OFLOW (0x1ULL << 34) -#define CE_ADM_ERR_ADM_SRAM_PE (0x1ULL << 35) -#define CE_ADM_ERR_DTL1_MIN_PDATA_CREDIT_ERR (0x1ULL << 36) -#define CE_ADM_ERR_DTL1_INF_COMPL_CRED_UPDT_ERR (0x1ULL << 37) -#define CE_ADM_ERR_DTL1_INF_POSTED_CRED_UPDT_ERR (0x1ULL << 38) -#define CE_ADM_ERR_DTL1_INF_NPOSTED_CRED_UPDT_ERR (0x1ULL << 39) -#define CE_ADM_ERR_DTL1_COMP_HD_CRED_MAX_ERR (0x1ULL << 40) -#define CE_ADM_ERR_DTL1_COMP_D_CRED_MAX_ERR (0x1ULL << 41) -#define CE_ADM_ERR_DTL1_NPOSTED_HD_CRED_MAX_ERR (0x1ULL << 42) -#define CE_ADM_ERR_DTL1_NPOSTED_D_CRED_MAX_ERR (0x1ULL << 43) -#define CE_ADM_ERR_DTL1_POSTED_HD_CRED_MAX_ERR (0x1ULL << 44) -#define CE_ADM_ERR_DTL1_POSTED_D_CRED_MAX_ERR (0x1ULL << 45) -#define CE_ADM_ERR_DTL2_MIN_PDATA_CREDIT_ERR (0x1ULL << 46) -#define CE_ADM_ERR_DTL2_INF_COMPL_CRED_UPDT_ERR (0x1ULL << 47) -#define CE_ADM_ERR_DTL2_INF_POSTED_CRED_UPDT_ERR (0x1ULL << 48) -#define CE_ADM_ERR_DTL2_INF_NPOSTED_CRED_UPDT_ERR (0x1ULL << 49) -#define CE_ADM_ERR_DTL2_COMP_HD_CRED_MAX_ERR (0x1ULL << 50) -#define CE_ADM_ERR_DTL2_COMP_D_CRED_MAX_ERR (0x1ULL << 51) -#define CE_ADM_ERR_DTL2_NPOSTED_HD_CRED_MAX_ERR (0x1ULL << 52) -#define CE_ADM_ERR_DTL2_NPOSTED_D_CRED_MAX_ERR (0x1ULL << 53) -#define CE_ADM_ERR_DTL2_POSTED_HD_CRED_MAX_ERR (0x1ULL << 54) -#define CE_ADM_ERR_DTL2_POSTED_D_CRED_MAX_ERR (0x1ULL << 55) -#define CE_ADM_ERR_PORT1_PCIE_COR_ERR (0x1ULL << 56) -#define CE_ADM_ERR_PORT1_PCIE_NFAT_ERR (0x1ULL << 57) -#define CE_ADM_ERR_PORT1_PCIE_FAT_ERR (0x1ULL << 58) -#define CE_ADM_ERR_PORT2_PCIE_COR_ERR (0x1ULL << 59) -#define CE_ADM_ERR_PORT2_PCIE_NFAT_ERR (0x1ULL << 60) -#define CE_ADM_ERR_PORT2_PCIE_FAT_ERR (0x1ULL << 61) - -/* ce_adm_ure_ups_buf_barrier_flush register bit masks and shifts */ -#define FLUSH_SEL_PORT1_PIPE0_SHFT 0 -#define FLUSH_SEL_PORT1_PIPE1_SHFT 4 -#define FLUSH_SEL_PORT1_PIPE2_SHFT 8 -#define FLUSH_SEL_PORT1_PIPE3_SHFT 12 -#define FLUSH_SEL_PORT2_PIPE0_SHFT 16 -#define FLUSH_SEL_PORT2_PIPE1_SHFT 20 -#define FLUSH_SEL_PORT2_PIPE2_SHFT 24 -#define FLUSH_SEL_PORT2_PIPE3_SHFT 28 - -/* ce_dre_config1 register bit masks and shifts */ -#define CE_DRE_RO_ENABLE (0x1ULL << 0) -#define CE_DRE_DYN_RO_ENABLE (0x1ULL << 1) -#define CE_DRE_SUP_CONFIG_COMP_ERROR (0x1ULL << 2) -#define CE_DRE_SUP_IO_COMP_ERROR (0x1ULL << 3) -#define CE_DRE_ADDR_MODE_SHFT 4 - -/* ce_dre_config_req_status register bit masks */ -#define CE_DRE_LAST_CONFIG_COMPLETION (0x7ULL << 0) -#define CE_DRE_DOWNSTREAM_CONFIG_ERROR (0x1ULL << 3) -#define CE_DRE_CONFIG_COMPLETION_VALID (0x1ULL << 4) -#define CE_DRE_CONFIG_REQUEST_ACTIVE (0x1ULL << 5) - -/* ce_ure_control register bit masks & shifts */ -#define CE_URE_RD_MRG_ENABLE (0x1ULL << 0) -#define CE_URE_WRT_MRG_ENABLE1 (0x1ULL << 4) -#define CE_URE_WRT_MRG_ENABLE2 (0x1ULL << 5) -#define CE_URE_WRT_MRG_TIMER_SHFT 12 -#define CE_URE_WRT_MRG_TIMER_MASK (0x7FFULL << CE_URE_WRT_MRG_TIMER_SHFT) -#define CE_URE_WRT_MRG_TIMER(x) (((u64)(x) << \ - CE_URE_WRT_MRG_TIMER_SHFT) & \ - CE_URE_WRT_MRG_TIMER_MASK) -#define CE_URE_RSPQ_BYPASS_DISABLE (0x1ULL << 24) -#define CE_URE_UPS_DAT1_PAR_DISABLE (0x1ULL << 32) -#define CE_URE_UPS_HDR1_PAR_DISABLE (0x1ULL << 33) -#define CE_URE_UPS_DAT2_PAR_DISABLE (0x1ULL << 34) -#define CE_URE_UPS_HDR2_PAR_DISABLE (0x1ULL << 35) -#define CE_URE_ATE_PAR_DISABLE (0x1ULL << 36) -#define CE_URE_RCI_PAR_DISABLE (0x1ULL << 37) -#define CE_URE_RSPQ_PAR_DISABLE (0x1ULL << 38) -#define CE_URE_DNS_DAT_PAR_DISABLE (0x1ULL << 39) -#define CE_URE_DNS_HDR_PAR_DISABLE (0x1ULL << 40) -#define CE_URE_MALFORM_DISABLE (0x1ULL << 44) -#define CE_URE_UNSUP_DISABLE (0x1ULL << 45) - -/* ce_ure_page_map register bit masks & shifts */ -#define CE_URE_ATE3240_ENABLE (0x1ULL << 0) -#define CE_URE_ATE40_ENABLE (0x1ULL << 1) -#define CE_URE_PAGESIZE_SHFT 4 -#define CE_URE_PAGESIZE_MASK (0x7ULL << CE_URE_PAGESIZE_SHFT) -#define CE_URE_4K_PAGESIZE (0x0ULL << CE_URE_PAGESIZE_SHFT) -#define CE_URE_16K_PAGESIZE (0x1ULL << CE_URE_PAGESIZE_SHFT) -#define CE_URE_64K_PAGESIZE (0x2ULL << CE_URE_PAGESIZE_SHFT) -#define CE_URE_128K_PAGESIZE (0x3ULL << CE_URE_PAGESIZE_SHFT) -#define CE_URE_256K_PAGESIZE (0x4ULL << CE_URE_PAGESIZE_SHFT) - -/* ce_ure_pipe_sel register bit masks & shifts */ -#define PKT_TRAFIC_SHRT 16 -#define BUS_SRC_ID_SHFT 8 -#define DEV_SRC_ID_SHFT 3 -#define FNC_SRC_ID_SHFT 0 -#define CE_URE_TC_MASK (0x07ULL << PKT_TRAFIC_SHRT) -#define CE_URE_BUS_MASK (0xFFULL << BUS_SRC_ID_SHFT) -#define CE_URE_DEV_MASK (0x1FULL << DEV_SRC_ID_SHFT) -#define CE_URE_FNC_MASK (0x07ULL << FNC_SRC_ID_SHFT) -#define CE_URE_PIPE_BUS(b) (((u64)(b) << BUS_SRC_ID_SHFT) & \ - CE_URE_BUS_MASK) -#define CE_URE_PIPE_DEV(d) (((u64)(d) << DEV_SRC_ID_SHFT) & \ - CE_URE_DEV_MASK) -#define CE_URE_PIPE_FNC(f) (((u64)(f) << FNC_SRC_ID_SHFT) & \ - CE_URE_FNC_MASK) - -#define CE_URE_SEL1_SHFT 0 -#define CE_URE_SEL2_SHFT 20 -#define CE_URE_SEL3_SHFT 40 -#define CE_URE_SEL1_MASK (0x7FFFFULL << CE_URE_SEL1_SHFT) -#define CE_URE_SEL2_MASK (0x7FFFFULL << CE_URE_SEL2_SHFT) -#define CE_URE_SEL3_MASK (0x7FFFFULL << CE_URE_SEL3_SHFT) - - -/* ce_ure_pipe_mask register bit masks & shifts */ -#define CE_URE_MASK1_SHFT 0 -#define CE_URE_MASK2_SHFT 20 -#define CE_URE_MASK3_SHFT 40 -#define CE_URE_MASK1_MASK (0x7FFFFULL << CE_URE_MASK1_SHFT) -#define CE_URE_MASK2_MASK (0x7FFFFULL << CE_URE_MASK2_SHFT) -#define CE_URE_MASK3_MASK (0x7FFFFULL << CE_URE_MASK3_SHFT) - - -/* ce_ure_pcie_control1 register bit masks & shifts */ -#define CE_URE_SI (0x1ULL << 0) -#define CE_URE_ELAL_SHFT 4 -#define CE_URE_ELAL_MASK (0x7ULL << CE_URE_ELAL_SHFT) -#define CE_URE_ELAL_SET(n) (((u64)(n) << CE_URE_ELAL_SHFT) & \ - CE_URE_ELAL_MASK) -#define CE_URE_ELAL1_SHFT 8 -#define CE_URE_ELAL1_MASK (0x7ULL << CE_URE_ELAL1_SHFT) -#define CE_URE_ELAL1_SET(n) (((u64)(n) << CE_URE_ELAL1_SHFT) & \ - CE_URE_ELAL1_MASK) -#define CE_URE_SCC (0x1ULL << 12) -#define CE_URE_PN1_SHFT 16 -#define CE_URE_PN1_MASK (0xFFULL << CE_URE_PN1_SHFT) -#define CE_URE_PN2_SHFT 24 -#define CE_URE_PN2_MASK (0xFFULL << CE_URE_PN2_SHFT) -#define CE_URE_PN1_SET(n) (((u64)(n) << CE_URE_PN1_SHFT) & \ - CE_URE_PN1_MASK) -#define CE_URE_PN2_SET(n) (((u64)(n) << CE_URE_PN2_SHFT) & \ - CE_URE_PN2_MASK) - -/* ce_ure_pcie_control2 register bit masks & shifts */ -#define CE_URE_ABP (0x1ULL << 0) -#define CE_URE_PCP (0x1ULL << 1) -#define CE_URE_MSP (0x1ULL << 2) -#define CE_URE_AIP (0x1ULL << 3) -#define CE_URE_PIP (0x1ULL << 4) -#define CE_URE_HPS (0x1ULL << 5) -#define CE_URE_HPC (0x1ULL << 6) -#define CE_URE_SPLV_SHFT 7 -#define CE_URE_SPLV_MASK (0xFFULL << CE_URE_SPLV_SHFT) -#define CE_URE_SPLV_SET(n) (((u64)(n) << CE_URE_SPLV_SHFT) & \ - CE_URE_SPLV_MASK) -#define CE_URE_SPLS_SHFT 15 -#define CE_URE_SPLS_MASK (0x3ULL << CE_URE_SPLS_SHFT) -#define CE_URE_SPLS_SET(n) (((u64)(n) << CE_URE_SPLS_SHFT) & \ - CE_URE_SPLS_MASK) -#define CE_URE_PSN1_SHFT 19 -#define CE_URE_PSN1_MASK (0x1FFFULL << CE_URE_PSN1_SHFT) -#define CE_URE_PSN2_SHFT 32 -#define CE_URE_PSN2_MASK (0x1FFFULL << CE_URE_PSN2_SHFT) -#define CE_URE_PSN1_SET(n) (((u64)(n) << CE_URE_PSN1_SHFT) & \ - CE_URE_PSN1_MASK) -#define CE_URE_PSN2_SET(n) (((u64)(n) << CE_URE_PSN2_SHFT) & \ - CE_URE_PSN2_MASK) - -/* - * PIO address space ranges for CE - */ - -/* Local CE Registers Space */ -#define CE_PIO_MMR 0x00000000 -#define CE_PIO_MMR_LEN 0x04000000 - -/* PCI Compatible Config Space */ -#define CE_PIO_CONFIG_SPACE 0x04000000 -#define CE_PIO_CONFIG_SPACE_LEN 0x04000000 - -/* PCI I/O Space Alias */ -#define CE_PIO_IO_SPACE_ALIAS 0x08000000 -#define CE_PIO_IO_SPACE_ALIAS_LEN 0x08000000 - -/* PCI Enhanced Config Space */ -#define CE_PIO_E_CONFIG_SPACE 0x10000000 -#define CE_PIO_E_CONFIG_SPACE_LEN 0x10000000 - -/* PCI I/O Space */ -#define CE_PIO_IO_SPACE 0x100000000 -#define CE_PIO_IO_SPACE_LEN 0x100000000 - -/* PCI MEM Space */ -#define CE_PIO_MEM_SPACE 0x200000000 -#define CE_PIO_MEM_SPACE_LEN TIO_HWIN_SIZE - - -/* - * CE PCI Enhanced Config Space shifts & masks - */ -#define CE_E_CONFIG_BUS_SHFT 20 -#define CE_E_CONFIG_BUS_MASK (0xFF << CE_E_CONFIG_BUS_SHFT) -#define CE_E_CONFIG_DEVICE_SHFT 15 -#define CE_E_CONFIG_DEVICE_MASK (0x1F << CE_E_CONFIG_DEVICE_SHFT) -#define CE_E_CONFIG_FUNC_SHFT 12 -#define CE_E_CONFIG_FUNC_MASK (0x7 << CE_E_CONFIG_FUNC_SHFT) - -#endif /* __ASM_IA64_SN_TIOCE_H__ */ diff --git a/arch/ia64/include/asm/sn/tioce_provider.h b/arch/ia64/include/asm/sn/tioce_provider.h deleted file mode 100644 index 32c32f30b099..000000000000 --- a/arch/ia64/include/asm/sn/tioce_provider.h +++ /dev/null @@ -1,63 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 2003-2005 Silicon Graphics, Inc. All rights reserved. - */ - -#ifndef _ASM_IA64_SN_CE_PROVIDER_H -#define _ASM_IA64_SN_CE_PROVIDER_H - -#include <asm/sn/pcibus_provider_defs.h> -#include <asm/sn/tioce.h> - -/* - * Common TIOCE structure shared between the prom and kernel - * - * DO NOT CHANGE THIS STRUCT WITHOUT MAKING CORRESPONDING CHANGES TO THE - * PROM VERSION. - */ -struct tioce_common { - struct pcibus_bussoft ce_pcibus; /* common pciio header */ - - u32 ce_rev; - u64 ce_kernel_private; - u64 ce_prom_private; -}; - -struct tioce_kernel { - struct tioce_common *ce_common; - spinlock_t ce_lock; - struct list_head ce_dmamap_list; - - u64 ce_ate40_shadow[TIOCE_NUM_M40_ATES]; - u64 ce_ate3240_shadow[TIOCE_NUM_M3240_ATES]; - u32 ce_ate3240_pagesize; - - u8 ce_port1_secondary; - - /* per-port resources */ - struct { - int dirmap_refcnt; - u64 dirmap_shadow; - } ce_port[TIOCE_NUM_PORTS]; -}; - -struct tioce_dmamap { - struct list_head ce_dmamap_list; /* headed by tioce_kernel */ - u32 refcnt; - - u64 nbytes; /* # bytes mapped */ - - u64 ct_start; /* coretalk start address */ - u64 pci_start; /* bus start address */ - - u64 __iomem *ate_hw;/* hw ptr of first ate in map */ - u64 *ate_shadow; /* shadow ptr of firat ate */ - u16 ate_count; /* # ate's in the map */ -}; - -extern int tioce_init_provider(void); - -#endif /* __ASM_IA64_SN_CE_PROVIDER_H */ diff --git a/arch/ia64/include/asm/sn/tiocp.h b/arch/ia64/include/asm/sn/tiocp.h deleted file mode 100644 index e8ad0bb5b6c5..000000000000 --- a/arch/ia64/include/asm/sn/tiocp.h +++ /dev/null @@ -1,257 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2003-2005 Silicon Graphics, Inc. All rights reserved. - */ -#ifndef _ASM_IA64_SN_PCI_TIOCP_H -#define _ASM_IA64_SN_PCI_TIOCP_H - -#define TIOCP_HOST_INTR_ADDR 0x003FFFFFFFFFFFFFUL -#define TIOCP_PCI64_CMDTYPE_MEM (0x1ull << 60) -#define TIOCP_PCI64_CMDTYPE_MSI (0x3ull << 60) - - -/***************************************************************************** - *********************** TIOCP MMR structure mapping *************************** - *****************************************************************************/ - -struct tiocp{ - - /* 0x000000-0x00FFFF -- Local Registers */ - - /* 0x000000-0x000057 -- (Legacy Widget Space) Configuration */ - u64 cp_id; /* 0x000000 */ - u64 cp_stat; /* 0x000008 */ - u64 cp_err_upper; /* 0x000010 */ - u64 cp_err_lower; /* 0x000018 */ - #define cp_err cp_err_lower - u64 cp_control; /* 0x000020 */ - u64 cp_req_timeout; /* 0x000028 */ - u64 cp_intr_upper; /* 0x000030 */ - u64 cp_intr_lower; /* 0x000038 */ - #define cp_intr cp_intr_lower - u64 cp_err_cmdword; /* 0x000040 */ - u64 _pad_000048; /* 0x000048 */ - u64 cp_tflush; /* 0x000050 */ - - /* 0x000058-0x00007F -- Bridge-specific Configuration */ - u64 cp_aux_err; /* 0x000058 */ - u64 cp_resp_upper; /* 0x000060 */ - u64 cp_resp_lower; /* 0x000068 */ - #define cp_resp cp_resp_lower - u64 cp_tst_pin_ctrl; /* 0x000070 */ - u64 cp_addr_lkerr; /* 0x000078 */ - - /* 0x000080-0x00008F -- PMU & MAP */ - u64 cp_dir_map; /* 0x000080 */ - u64 _pad_000088; /* 0x000088 */ - - /* 0x000090-0x00009F -- SSRAM */ - u64 cp_map_fault; /* 0x000090 */ - u64 _pad_000098; /* 0x000098 */ - - /* 0x0000A0-0x0000AF -- Arbitration */ - u64 cp_arb; /* 0x0000A0 */ - u64 _pad_0000A8; /* 0x0000A8 */ - - /* 0x0000B0-0x0000BF -- Number In A Can or ATE Parity Error */ - u64 cp_ate_parity_err; /* 0x0000B0 */ - u64 _pad_0000B8; /* 0x0000B8 */ - - /* 0x0000C0-0x0000FF -- PCI/GIO */ - u64 cp_bus_timeout; /* 0x0000C0 */ - u64 cp_pci_cfg; /* 0x0000C8 */ - u64 cp_pci_err_upper; /* 0x0000D0 */ - u64 cp_pci_err_lower; /* 0x0000D8 */ - #define cp_pci_err cp_pci_err_lower - u64 _pad_0000E0[4]; /* 0x0000{E0..F8} */ - - /* 0x000100-0x0001FF -- Interrupt */ - u64 cp_int_status; /* 0x000100 */ - u64 cp_int_enable; /* 0x000108 */ - u64 cp_int_rst_stat; /* 0x000110 */ - u64 cp_int_mode; /* 0x000118 */ - u64 cp_int_device; /* 0x000120 */ - u64 cp_int_host_err; /* 0x000128 */ - u64 cp_int_addr[8]; /* 0x0001{30,,,68} */ - u64 cp_err_int_view; /* 0x000170 */ - u64 cp_mult_int; /* 0x000178 */ - u64 cp_force_always[8]; /* 0x0001{80,,,B8} */ - u64 cp_force_pin[8]; /* 0x0001{C0,,,F8} */ - - /* 0x000200-0x000298 -- Device */ - u64 cp_device[4]; /* 0x0002{00,,,18} */ - u64 _pad_000220[4]; /* 0x0002{20,,,38} */ - u64 cp_wr_req_buf[4]; /* 0x0002{40,,,58} */ - u64 _pad_000260[4]; /* 0x0002{60,,,78} */ - u64 cp_rrb_map[2]; /* 0x0002{80,,,88} */ - #define cp_even_resp cp_rrb_map[0] /* 0x000280 */ - #define cp_odd_resp cp_rrb_map[1] /* 0x000288 */ - u64 cp_resp_status; /* 0x000290 */ - u64 cp_resp_clear; /* 0x000298 */ - - u64 _pad_0002A0[12]; /* 0x0002{A0..F8} */ - - /* 0x000300-0x0003F8 -- Buffer Address Match Registers */ - struct { - u64 upper; /* 0x0003{00,,,F0} */ - u64 lower; /* 0x0003{08,,,F8} */ - } cp_buf_addr_match[16]; - - /* 0x000400-0x0005FF -- Performance Monitor Registers (even only) */ - struct { - u64 flush_w_touch; /* 0x000{400,,,5C0} */ - u64 flush_wo_touch; /* 0x000{408,,,5C8} */ - u64 inflight; /* 0x000{410,,,5D0} */ - u64 prefetch; /* 0x000{418,,,5D8} */ - u64 total_pci_retry; /* 0x000{420,,,5E0} */ - u64 max_pci_retry; /* 0x000{428,,,5E8} */ - u64 max_latency; /* 0x000{430,,,5F0} */ - u64 clear_all; /* 0x000{438,,,5F8} */ - } cp_buf_count[8]; - - - /* 0x000600-0x0009FF -- PCI/X registers */ - u64 cp_pcix_bus_err_addr; /* 0x000600 */ - u64 cp_pcix_bus_err_attr; /* 0x000608 */ - u64 cp_pcix_bus_err_data; /* 0x000610 */ - u64 cp_pcix_pio_split_addr; /* 0x000618 */ - u64 cp_pcix_pio_split_attr; /* 0x000620 */ - u64 cp_pcix_dma_req_err_attr; /* 0x000628 */ - u64 cp_pcix_dma_req_err_addr; /* 0x000630 */ - u64 cp_pcix_timeout; /* 0x000638 */ - - u64 _pad_000640[24]; /* 0x000{640,,,6F8} */ - - /* 0x000700-0x000737 -- Debug Registers */ - u64 cp_ct_debug_ctl; /* 0x000700 */ - u64 cp_br_debug_ctl; /* 0x000708 */ - u64 cp_mux3_debug_ctl; /* 0x000710 */ - u64 cp_mux4_debug_ctl; /* 0x000718 */ - u64 cp_mux5_debug_ctl; /* 0x000720 */ - u64 cp_mux6_debug_ctl; /* 0x000728 */ - u64 cp_mux7_debug_ctl; /* 0x000730 */ - - u64 _pad_000738[89]; /* 0x000{738,,,9F8} */ - - /* 0x000A00-0x000BFF -- PCI/X Read&Write Buffer */ - struct { - u64 cp_buf_addr; /* 0x000{A00,,,AF0} */ - u64 cp_buf_attr; /* 0X000{A08,,,AF8} */ - } cp_pcix_read_buf_64[16]; - - struct { - u64 cp_buf_addr; /* 0x000{B00,,,BE0} */ - u64 cp_buf_attr; /* 0x000{B08,,,BE8} */ - u64 cp_buf_valid; /* 0x000{B10,,,BF0} */ - u64 __pad1; /* 0x000{B18,,,BF8} */ - } cp_pcix_write_buf_64[8]; - - /* End of Local Registers -- Start of Address Map space */ - - char _pad_000c00[0x010000 - 0x000c00]; - - /* 0x010000-0x011FF8 -- Internal ATE RAM (Auto Parity Generation) */ - u64 cp_int_ate_ram[1024]; /* 0x010000-0x011FF8 */ - - char _pad_012000[0x14000 - 0x012000]; - - /* 0x014000-0x015FF8 -- Internal ATE RAM (Manual Parity Generation) */ - u64 cp_int_ate_ram_mp[1024]; /* 0x014000-0x015FF8 */ - - char _pad_016000[0x18000 - 0x016000]; - - /* 0x18000-0x197F8 -- TIOCP Write Request Ram */ - u64 cp_wr_req_lower[256]; /* 0x18000 - 0x187F8 */ - u64 cp_wr_req_upper[256]; /* 0x18800 - 0x18FF8 */ - u64 cp_wr_req_parity[256]; /* 0x19000 - 0x197F8 */ - - char _pad_019800[0x1C000 - 0x019800]; - - /* 0x1C000-0x1EFF8 -- TIOCP Read Response Ram */ - u64 cp_rd_resp_lower[512]; /* 0x1C000 - 0x1CFF8 */ - u64 cp_rd_resp_upper[512]; /* 0x1D000 - 0x1DFF8 */ - u64 cp_rd_resp_parity[512]; /* 0x1E000 - 0x1EFF8 */ - - char _pad_01F000[0x20000 - 0x01F000]; - - /* 0x020000-0x021FFF -- Host Device (CP) Configuration Space (not used) */ - char _pad_020000[0x021000 - 0x20000]; - - /* 0x021000-0x027FFF -- PCI Device Configuration Spaces */ - union { - u8 c[0x1000 / 1]; /* 0x02{0000,,,7FFF} */ - u16 s[0x1000 / 2]; /* 0x02{0000,,,7FFF} */ - u32 l[0x1000 / 4]; /* 0x02{0000,,,7FFF} */ - u64 d[0x1000 / 8]; /* 0x02{0000,,,7FFF} */ - union { - u8 c[0x100 / 1]; - u16 s[0x100 / 2]; - u32 l[0x100 / 4]; - u64 d[0x100 / 8]; - } f[8]; - } cp_type0_cfg_dev[7]; /* 0x02{1000,,,7FFF} */ - - /* 0x028000-0x028FFF -- PCI Type 1 Configuration Space */ - union { - u8 c[0x1000 / 1]; /* 0x028000-0x029000 */ - u16 s[0x1000 / 2]; /* 0x028000-0x029000 */ - u32 l[0x1000 / 4]; /* 0x028000-0x029000 */ - u64 d[0x1000 / 8]; /* 0x028000-0x029000 */ - union { - u8 c[0x100 / 1]; - u16 s[0x100 / 2]; - u32 l[0x100 / 4]; - u64 d[0x100 / 8]; - } f[8]; - } cp_type1_cfg; /* 0x028000-0x029000 */ - - char _pad_029000[0x030000-0x029000]; - - /* 0x030000-0x030007 -- PCI Interrupt Acknowledge Cycle */ - union { - u8 c[8 / 1]; - u16 s[8 / 2]; - u32 l[8 / 4]; - u64 d[8 / 8]; - } cp_pci_iack; /* 0x030000-0x030007 */ - - char _pad_030007[0x040000-0x030008]; - - /* 0x040000-0x040007 -- PCIX Special Cycle */ - union { - u8 c[8 / 1]; - u16 s[8 / 2]; - u32 l[8 / 4]; - u64 d[8 / 8]; - } cp_pcix_cycle; /* 0x040000-0x040007 */ - - char _pad_040007[0x200000-0x040008]; - - /* 0x200000-0x7FFFFF -- PCI/GIO Device Spaces */ - union { - u8 c[0x100000 / 1]; - u16 s[0x100000 / 2]; - u32 l[0x100000 / 4]; - u64 d[0x100000 / 8]; - } cp_devio_raw[6]; /* 0x200000-0x7FFFFF */ - - #define cp_devio(n) cp_devio_raw[((n)<2)?(n*2):(n+2)] - - char _pad_800000[0xA00000-0x800000]; - - /* 0xA00000-0xBFFFFF -- PCI/GIO Device Spaces w/flush */ - union { - u8 c[0x100000 / 1]; - u16 s[0x100000 / 2]; - u32 l[0x100000 / 4]; - u64 d[0x100000 / 8]; - } cp_devio_raw_flush[6]; /* 0xA00000-0xBFFFFF */ - - #define cp_devio_flush(n) cp_devio_raw_flush[((n)<2)?(n*2):(n+2)] - -}; - -#endif /* _ASM_IA64_SN_PCI_TIOCP_H */ diff --git a/arch/ia64/include/asm/sn/tiocx.h b/arch/ia64/include/asm/sn/tiocx.h deleted file mode 100644 index d29728492f36..000000000000 --- a/arch/ia64/include/asm/sn/tiocx.h +++ /dev/null @@ -1,72 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 2005 Silicon Graphics, Inc. All rights reserved. - */ - -#ifndef _ASM_IA64_SN_TIO_TIOCX_H -#define _ASM_IA64_SN_TIO_TIOCX_H - -#ifdef __KERNEL__ - -struct cx_id_s { - unsigned int part_num; - unsigned int mfg_num; - int nasid; -}; - -struct cx_dev { - struct cx_id_s cx_id; - int bt; /* board/blade type */ - void *soft; /* driver specific */ - struct hubdev_info *hubdev; - struct device dev; - struct cx_drv *driver; -}; - -struct cx_device_id { - unsigned int part_num; - unsigned int mfg_num; -}; - -struct cx_drv { - char *name; - const struct cx_device_id *id_table; - struct device_driver driver; - int (*probe) (struct cx_dev * dev, const struct cx_device_id * id); - int (*remove) (struct cx_dev * dev); -}; - -/* create DMA address by stripping AS bits */ -#define TIOCX_DMA_ADDR(a) (u64)((u64)(a) & 0xffffcfffffffffUL) - -#define TIOCX_TO_TIOCX_DMA_ADDR(a) (u64)(((u64)(a) & 0xfffffffff) | \ - ((((u64)(a)) & 0xffffc000000000UL) <<2)) - -#define TIO_CE_ASIC_PARTNUM 0xce00 -#define TIOCX_CORELET 3 - -/* These are taken from tio_mmr_as.h */ -#define TIO_ICE_FRZ_CFG TIO_MMR_ADDR_MOD(0x00000000b0008100UL) -#define TIO_ICE_PMI_TX_CFG TIO_MMR_ADDR_MOD(0x00000000b000b100UL) -#define TIO_ICE_PMI_TX_DYN_CREDIT_STAT_CB3 TIO_MMR_ADDR_MOD(0x00000000b000be18UL) -#define TIO_ICE_PMI_TX_DYN_CREDIT_STAT_CB3_CREDIT_CNT_MASK 0x000000000000000fUL - -#define to_cx_dev(n) container_of(n, struct cx_dev, dev) -#define to_cx_driver(drv) container_of(drv, struct cx_drv, driver) - -extern struct sn_irq_info *tiocx_irq_alloc(nasid_t, int, int, nasid_t, int); -extern void tiocx_irq_free(struct sn_irq_info *); -extern int cx_device_unregister(struct cx_dev *); -extern int cx_device_register(nasid_t, int, int, struct hubdev_info *, int); -extern int cx_driver_unregister(struct cx_drv *); -extern int cx_driver_register(struct cx_drv *); -extern u64 tiocx_dma_addr(u64 addr); -extern u64 tiocx_swin_base(int nasid); -extern void tiocx_mmr_store(int nasid, u64 offset, u64 value); -extern u64 tiocx_mmr_load(int nasid, u64 offset); - -#endif // __KERNEL__ -#endif // _ASM_IA64_SN_TIO_TIOCX__ diff --git a/arch/ia64/include/asm/sn/types.h b/arch/ia64/include/asm/sn/types.h deleted file mode 100644 index 8e04ee211e59..000000000000 --- a/arch/ia64/include/asm/sn/types.h +++ /dev/null @@ -1,26 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1999,2001-2003 Silicon Graphics, Inc. All Rights Reserved. - * Copyright (C) 1999 by Ralf Baechle - */ -#ifndef _ASM_IA64_SN_TYPES_H -#define _ASM_IA64_SN_TYPES_H - -#include <linux/types.h> - -typedef unsigned long cpuid_t; -typedef signed short nasid_t; /* node id in numa-as-id space */ -typedef signed char partid_t; /* partition ID type */ -typedef unsigned int moduleid_t; /* user-visible module number type */ -typedef unsigned int cmoduleid_t; /* kernel compact module id type */ -typedef unsigned char slotid_t; /* slot (blade) within module */ -typedef unsigned char slabid_t; /* slab (asic) within slot */ -typedef u64 nic_t; -typedef unsigned long iopaddr_t; -typedef unsigned long paddr_t; -typedef short cnodeid_t; - -#endif /* _ASM_IA64_SN_TYPES_H */ diff --git a/arch/ia64/include/asm/switch_to.h b/arch/ia64/include/asm/switch_to.h index b10f31ec522c..9011e90a6b97 100644 --- a/arch/ia64/include/asm/switch_to.h +++ b/arch/ia64/include/asm/switch_to.h @@ -69,7 +69,6 @@ extern void ia64_load_extra (struct task_struct *task); if (unlikely((current->thread.flags & IA64_THREAD_MIGRATION) && \ (task_cpu(current) != \ task_thread_info(current)->last_cpu))) { \ - platform_migrate(current); \ task_thread_info(current)->last_cpu = task_cpu(current); \ } \ } while (0) diff --git a/arch/ia64/include/asm/tlb.h b/arch/ia64/include/asm/tlb.h index 86ec034ba499..f1f257d632b3 100644 --- a/arch/ia64/include/asm/tlb.h +++ b/arch/ia64/include/asm/tlb.h @@ -45,7 +45,6 @@ #include <asm/pgalloc.h> #include <asm/processor.h> #include <asm/tlbflush.h> -#include <asm/machvec.h> #include <asm-generic/tlb.h> diff --git a/arch/ia64/include/asm/uv/uv.h b/arch/ia64/include/asm/uv/uv.h index 71df93ee3bc0..48d4526bf4cd 100644 --- a/arch/ia64/include/asm/uv/uv.h +++ b/arch/ia64/include/asm/uv/uv.h @@ -2,12 +2,29 @@ #ifndef _ASM_IA64_UV_UV_H #define _ASM_IA64_UV_UV_H -#include <asm/sn/simulator.h> +#ifdef CONFIG_IA64_SGI_UV +extern bool ia64_is_uv; static inline int is_uv_system(void) { - /* temporary support for running on hardware simulator */ - return IS_MEDUSA() || ia64_platform_is("uv"); + return ia64_is_uv; } +void __init uv_probe_system_type(void); +void __init uv_setup(char **cmdline_p); +#else /* CONFIG_IA64_SGI_UV */ +static inline int is_uv_system(void) +{ + return false; +} + +static inline void __init uv_probe_system_type(void) +{ +} + +static inline void __init uv_setup(char **cmdline_p) +{ +} +#endif /* CONFIG_IA64_SGI_UV */ + #endif /* _ASM_IA64_UV_UV_H */ diff --git a/arch/ia64/kernel/Makefile b/arch/ia64/kernel/Makefile index 4ba05140b249..1a8df6669eee 100644 --- a/arch/ia64/kernel/Makefile +++ b/arch/ia64/kernel/Makefile @@ -10,15 +10,14 @@ endif extra-y := head.o vmlinux.lds obj-y := entry.o efi.o efi_stub.o gate-data.o fsys.o ia64_ksyms.o irq.o irq_ia64.o \ - irq_lsapic.o ivt.o machvec.o pal.o patch.o process.o perfmon.o ptrace.o sal.o \ + irq_lsapic.o ivt.o pal.o patch.o process.o perfmon.o ptrace.o sal.o \ salinfo.o setup.o signal.o sys_ia64.o time.o traps.o unaligned.o \ - unwind.o mca.o mca_asm.o topology.o dma-mapping.o + unwind.o mca.o mca_asm.o topology.o dma-mapping.o iosapic.o acpi.o \ + acpi-ext.o -obj-$(CONFIG_ACPI) += acpi.o acpi-ext.o obj-$(CONFIG_IA64_BRL_EMU) += brl_emu.o obj-$(CONFIG_IA64_PALINFO) += palinfo.o -obj-$(CONFIG_IOSAPIC) += iosapic.o obj-$(CONFIG_MODULES) += module.o obj-$(CONFIG_SMP) += smp.o smpboot.o obj-$(CONFIG_NUMA) += numa.o @@ -31,7 +30,7 @@ obj-$(CONFIG_KEXEC) += machine_kexec.o relocate_kernel.o crash.o obj-$(CONFIG_CRASH_DUMP) += crash_dump.o obj-$(CONFIG_IA64_UNCACHED_ALLOCATOR) += uncached.o obj-$(CONFIG_AUDIT) += audit.o -obj-$(CONFIG_PCI_MSI) += msi_ia64.o +obj-y += msi_ia64.o mca_recovery-y += mca_drv.o mca_drv_asm.o obj-$(CONFIG_IA64_MC_ERR_INJECT)+= err_inject.o obj-$(CONFIG_STACKTRACE) += stacktrace.o diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c index c597ab5275b8..70d1587ddcd4 100644 --- a/arch/ia64/kernel/acpi.c +++ b/arch/ia64/kernel/acpi.c @@ -31,7 +31,6 @@ #include <acpi/processor.h> #include <asm/io.h> #include <asm/iosapic.h> -#include <asm/machvec.h> #include <asm/page.h> #include <asm/numa.h> #include <asm/sal.h> @@ -45,77 +44,6 @@ unsigned int acpi_cpei_phys_cpuid; unsigned long acpi_wakeup_address = 0; -#ifdef CONFIG_IA64_GENERIC -static unsigned long __init acpi_find_rsdp(void) -{ - unsigned long rsdp_phys = 0; - - if (efi.acpi20 != EFI_INVALID_TABLE_ADDR) - rsdp_phys = efi.acpi20; - else if (efi.acpi != EFI_INVALID_TABLE_ADDR) - printk(KERN_WARNING PREFIX - "v1.0/r0.71 tables no longer supported\n"); - return rsdp_phys; -} - -const char __init * -acpi_get_sysname(void) -{ - unsigned long rsdp_phys; - struct acpi_table_rsdp *rsdp; - struct acpi_table_xsdt *xsdt; - struct acpi_table_header *hdr; -#ifdef CONFIG_INTEL_IOMMU - u64 i, nentries; -#endif - - rsdp_phys = acpi_find_rsdp(); - if (!rsdp_phys) { - printk(KERN_ERR - "ACPI 2.0 RSDP not found, default to \"dig\"\n"); - return "dig"; - } - - rsdp = (struct acpi_table_rsdp *)__va(rsdp_phys); - if (strncmp(rsdp->signature, ACPI_SIG_RSDP, sizeof(ACPI_SIG_RSDP) - 1)) { - printk(KERN_ERR - "ACPI 2.0 RSDP signature incorrect, default to \"dig\"\n"); - return "dig"; - } - - xsdt = (struct acpi_table_xsdt *)__va(rsdp->xsdt_physical_address); - hdr = &xsdt->header; - if (strncmp(hdr->signature, ACPI_SIG_XSDT, sizeof(ACPI_SIG_XSDT) - 1)) { - printk(KERN_ERR - "ACPI 2.0 XSDT signature incorrect, default to \"dig\"\n"); - return "dig"; - } - - if (!strcmp(hdr->oem_id, "HP")) { - return "hpzx1"; - } else if (!strcmp(hdr->oem_id, "SGI")) { - if (!strcmp(hdr->oem_table_id + 4, "UV")) - return "uv"; - else - return "sn2"; - } - -#ifdef CONFIG_INTEL_IOMMU - /* Look for Intel IOMMU */ - nentries = (hdr->length - sizeof(*hdr)) / - sizeof(xsdt->table_offset_entry[0]); - for (i = 0; i < nentries; i++) { - hdr = __va(xsdt->table_offset_entry[i]); - if (strncmp(hdr->signature, ACPI_SIG_DMAR, - sizeof(ACPI_SIG_DMAR) - 1) == 0) - return "dig_vtd"; - } -#endif - - return "dig"; -} -#endif /* CONFIG_IA64_GENERIC */ - #define ACPI_MAX_PLATFORM_INTERRUPTS 256 /* Array to record platform interrupt vectors for generic interrupt routing. */ @@ -407,7 +335,7 @@ get_processor_proximity_domain(struct acpi_srat_cpu_affinity *pa) int pxm; pxm = pa->proximity_domain_lo; - if (ia64_platform_is("sn2") || acpi_srat_revision >= 2) + if (acpi_srat_revision >= 2) pxm += pa->proximity_domain_hi[0] << 8; return pxm; } @@ -418,7 +346,7 @@ get_memory_proximity_domain(struct acpi_srat_mem_affinity *ma) int pxm; pxm = ma->proximity_domain; - if (!ia64_platform_is("sn2") && acpi_srat_revision <= 1) + if (acpi_srat_revision <= 1) pxm &= 0xff; return pxm; @@ -710,9 +638,8 @@ int __init acpi_boot_init(void) if (acpi_table_parse_madt (ACPI_MADT_TYPE_IO_SAPIC, acpi_parse_iosapic, NR_IOSAPICS) < 1) { - if (!ia64_platform_is("sn2")) - printk(KERN_ERR PREFIX - "Error parsing MADT - no IOSAPIC entries\n"); + printk(KERN_ERR PREFIX + "Error parsing MADT - no IOSAPIC entries\n"); } /* System-Level Interrupt Routing */ diff --git a/arch/ia64/kernel/dma-mapping.c b/arch/ia64/kernel/dma-mapping.c index ad7d9963de34..4a3262795890 100644 --- a/arch/ia64/kernel/dma-mapping.c +++ b/arch/ia64/kernel/dma-mapping.c @@ -1,6 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 #include <linux/dma-direct.h> -#include <linux/swiotlb.h> #include <linux/export.h> /* Set this to 1 if there is a HW IOMMU in the system */ @@ -9,13 +8,6 @@ int iommu_detected __read_mostly; const struct dma_map_ops *dma_ops; EXPORT_SYMBOL(dma_ops); -const struct dma_map_ops *dma_get_ops(struct device *dev) -{ - return dma_ops; -} -EXPORT_SYMBOL(dma_get_ops); - -#ifdef CONFIG_SWIOTLB void *arch_dma_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs) { @@ -33,9 +25,3 @@ long arch_dma_coherent_to_pfn(struct device *dev, void *cpu_addr, { return page_to_pfn(virt_to_page(cpu_addr)); } - -void __init swiotlb_dma_init(void) -{ - swiotlb_init(1); -} -#endif diff --git a/arch/ia64/kernel/efi.c b/arch/ia64/kernel/efi.c index 3795d18276c4..0a34dcc435c6 100644 --- a/arch/ia64/kernel/efi.c +++ b/arch/ia64/kernel/efi.c @@ -47,8 +47,11 @@ static __initdata unsigned long palo_phys; +unsigned long sal_systab_phys = EFI_INVALID_TABLE_ADDR; + static __initdata efi_config_table_type_t arch_tables[] = { {PROCESSOR_ABSTRACTION_LAYER_OVERWRITE_GUID, "PALO", &palo_phys}, + {SAL_SYSTEM_TABLE_GUID, "SALsystab", &sal_systab_phys}, {NULL_GUID, NULL, 0}, }; diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c index fe6e4946672e..fad4db20ce65 100644 --- a/arch/ia64/kernel/iosapic.c +++ b/arch/ia64/kernel/iosapic.c @@ -67,10 +67,7 @@ * used as architecture-independent interrupt handling mechanism in Linux. * As an IRQ is a number, we have to have * IA-64 interrupt vector number <-> IRQ number mapping. On smaller - * systems, we use one-to-one mapping between IA-64 vector and IRQ. A - * platform can implement platform_irq_to_vector(irq) and - * platform_local_vector_to_irq(vector) APIs to differentiate the mapping. - * Please see also arch/ia64/include/asm/hw_irq.h for those APIs. + * systems, we use one-to-one mapping between IA-64 vector and IRQ. * * To sum up, there are three levels of mappings involved: * @@ -96,7 +93,6 @@ #include <asm/hw_irq.h> #include <asm/io.h> #include <asm/iosapic.h> -#include <asm/machvec.h> #include <asm/processor.h> #include <asm/ptrace.h> @@ -646,10 +642,8 @@ get_target_cpu (unsigned int gsi, int irq) if (!cpu_online(smp_processor_id())) return cpu_physical_id(smp_processor_id()); -#ifdef CONFIG_ACPI if (cpe_vector > 0 && irq_to_vector(irq) == IA64_CPEP_VECTOR) return get_cpei_target_cpu(); -#endif #ifdef CONFIG_NUMA { diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c index 8ed81b252694..0a8e5e585edc 100644 --- a/arch/ia64/kernel/irq.c +++ b/arch/ia64/kernel/irq.c @@ -35,18 +35,6 @@ void ack_bad_irq(unsigned int irq) printk(KERN_ERR "Unexpected irq vector 0x%x on CPU %u!\n", irq, smp_processor_id()); } -#ifdef CONFIG_IA64_GENERIC -ia64_vector __ia64_irq_to_vector(int irq) -{ - return irq_cfg[irq].vector; -} - -unsigned int __ia64_local_vector_to_irq (ia64_vector vec) -{ - return __this_cpu_read(vector_irq[vec]); -} -#endif - /* * Interrupt statistics: */ @@ -73,17 +61,6 @@ void set_irq_affinity_info (unsigned int irq, int hwid, int redir) irq_redir[irq] = (char) (redir & 0xff); } } - -bool is_affinity_mask_valid(const struct cpumask *cpumask) -{ - if (ia64_platform_is("sn2")) { - /* Only allow one CPU to be specified in the smp_affinity mask */ - if (cpumask_weight(cpumask) != 1) - return false; - } - return true; -} - #endif /* CONFIG_SMP */ int __init arch_early_irq_init(void) diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c index ab87d6c25b15..8e91c86e8072 100644 --- a/arch/ia64/kernel/irq_ia64.c +++ b/arch/ia64/kernel/irq_ia64.c @@ -37,7 +37,6 @@ #include <asm/intrinsics.h> #include <asm/io.h> #include <asm/hw_irq.h> -#include <asm/machvec.h> #include <asm/pgtable.h> #include <asm/tlbflush.h> @@ -53,7 +52,6 @@ #define IRQ_USED (1) #define IRQ_RSVD (2) -/* These can be overridden in platform_irq_init */ int ia64_first_device_vector = IA64_DEF_FIRST_DEVICE_VECTOR; int ia64_last_device_vector = IA64_DEF_LAST_DEVICE_VECTOR; @@ -250,7 +248,7 @@ void __setup_vector_irq(int cpu) } } -#if defined(CONFIG_SMP) && (defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_DIG)) +#ifdef CONFIG_SMP static enum vector_domain_type { VECTOR_DOMAIN_NONE, @@ -314,7 +312,7 @@ void irq_complete_move(unsigned irq) cpumask_and(&cleanup_mask, &cfg->old_domain, cpu_online_mask); cfg->move_cleanup_count = cpumask_weight(&cleanup_mask); for_each_cpu(i, &cleanup_mask) - platform_send_ipi(i, IA64_IRQ_MOVE_VECTOR, IA64_IPI_DM_INT, 0); + ia64_send_ipi(i, IA64_IRQ_MOVE_VECTOR, IA64_IPI_DM_INT, 0); cfg->move_in_progress = 0; } @@ -585,6 +583,7 @@ void ia64_process_pending_intr(void) static irqreturn_t dummy_handler (int irq, void *dev_id) { BUG(); + return IRQ_NONE; } static struct irqaction ipi_irqaction = { @@ -634,21 +633,16 @@ ia64_native_register_ipi(void) void __init init_IRQ (void) { -#ifdef CONFIG_ACPI acpi_boot_init(); -#endif ia64_register_ipi(); register_percpu_irq(IA64_SPURIOUS_INT_VECTOR, NULL); #ifdef CONFIG_SMP -#if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_DIG) if (vector_domain_type != VECTOR_DOMAIN_NONE) register_percpu_irq(IA64_IRQ_MOVE_VECTOR, &irq_move_irqaction); #endif -#endif #ifdef CONFIG_PERFMON pfm_init_percpu(); #endif - platform_irq_init(); } void diff --git a/arch/ia64/kernel/kprobes.c b/arch/ia64/kernel/kprobes.c index 5de801a2c0f0..b8356edbde65 100644 --- a/arch/ia64/kernel/kprobes.c +++ b/arch/ia64/kernel/kprobes.c @@ -979,32 +979,6 @@ int __kprobes kprobe_exceptions_notify(struct notifier_block *self, return ret; } -struct param_bsp_cfm { - unsigned long ip; - unsigned long *bsp; - unsigned long cfm; -}; - -static void ia64_get_bsp_cfm(struct unw_frame_info *info, void *arg) -{ - unsigned long ip; - struct param_bsp_cfm *lp = arg; - - do { - unw_get_ip(info, &ip); - if (ip == 0) - break; - if (ip == lp->ip) { - unw_get_bsp(info, (unsigned long*)&lp->bsp); - unw_get_cfm(info, (unsigned long*)&lp->cfm); - return; - } - } while (unw_unwind(info) >= 0); - lp->bsp = NULL; - lp->cfm = 0; - return; -} - unsigned long arch_deref_entry_point(void *entry) { return ((struct fnptr *)entry)->ip; diff --git a/arch/ia64/kernel/machine_kexec.c b/arch/ia64/kernel/machine_kexec.c index 3b1dd5496d08..efc9b568401c 100644 --- a/arch/ia64/kernel/machine_kexec.c +++ b/arch/ia64/kernel/machine_kexec.c @@ -127,7 +127,6 @@ static void ia64_machine_kexec(struct unw_frame_info *info, void *arg) ia64_srlz_d(); while (ia64_get_ivr() != IA64_SPURIOUS_INT_VECTOR) ia64_eoi(); - platform_kernel_launch_event(); rnk = (relocate_new_kernel_t)&code_addr; (*rnk)(image->head, image->start, ia64_boot_param, GRANULEROUNDDOWN((unsigned long) pal_addr)); diff --git a/arch/ia64/kernel/machvec.c b/arch/ia64/kernel/machvec.c deleted file mode 100644 index ebd82535f51b..000000000000 --- a/arch/ia64/kernel/machvec.c +++ /dev/null @@ -1,77 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#include <linux/module.h> -#include <linux/dma-mapping.h> -#include <asm/machvec.h> - -#ifdef CONFIG_IA64_GENERIC - -#include <linux/kernel.h> -#include <linux/string.h> - -#include <asm/page.h> - -struct ia64_machine_vector ia64_mv = { - .mmiowb = ___ia64_mmiowb -}; -EXPORT_SYMBOL(ia64_mv); - -static struct ia64_machine_vector * __init -lookup_machvec (const char *name) -{ - extern struct ia64_machine_vector machvec_start[]; - extern struct ia64_machine_vector machvec_end[]; - struct ia64_machine_vector *mv; - - for (mv = machvec_start; mv < machvec_end; ++mv) - if (strcmp (mv->name, name) == 0) - return mv; - - return 0; -} - -void __init -machvec_init (const char *name) -{ - struct ia64_machine_vector *mv; - - if (!name) - name = acpi_get_sysname(); - mv = lookup_machvec(name); - if (!mv) - panic("generic kernel failed to find machine vector for" - " platform %s!", name); - - ia64_mv = *mv; - printk(KERN_INFO "booting generic kernel on platform %s\n", name); -} - -void __init -machvec_init_from_cmdline(const char *cmdline) -{ - char str[64]; - const char *start; - char *end; - - if (! (start = strstr(cmdline, "machvec=")) ) - return machvec_init(NULL); - - strlcpy(str, start + strlen("machvec="), sizeof(str)); - if ( (end = strchr(str, ' ')) ) - *end = '\0'; - - return machvec_init(str); -} - -#endif /* CONFIG_IA64_GENERIC */ - -void -machvec_setup (char **arg) -{ -} -EXPORT_SYMBOL(machvec_setup); - -void -machvec_timer_interrupt (int irq, void *dev_id) -{ -} -EXPORT_SYMBOL(machvec_timer_interrupt); diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c index 79190d877fa7..bf2cb9294795 100644 --- a/arch/ia64/kernel/mca.c +++ b/arch/ia64/kernel/mca.c @@ -91,7 +91,6 @@ #include <linux/gfp.h> #include <asm/delay.h> -#include <asm/machvec.h> #include <asm/meminit.h> #include <asm/page.h> #include <asm/ptrace.h> @@ -149,9 +148,7 @@ static ia64_mc_info_t ia64_mc_info; #define CPE_HISTORY_LENGTH 5 #define CMC_HISTORY_LENGTH 5 -#ifdef CONFIG_ACPI static struct timer_list cpe_poll_timer; -#endif static struct timer_list cmc_poll_timer; /* * This variable tells whether we are currently in polling mode. @@ -532,8 +529,6 @@ int mca_recover_range(unsigned long addr) } EXPORT_SYMBOL_GPL(mca_recover_range); -#ifdef CONFIG_ACPI - int cpe_vector = -1; int ia64_cpe_irq = -1; @@ -595,9 +590,6 @@ out: return IRQ_HANDLED; } -#endif /* CONFIG_ACPI */ - -#ifdef CONFIG_ACPI /* * ia64_mca_register_cpev * @@ -625,7 +617,6 @@ ia64_mca_register_cpev (int cpev) IA64_MCA_DEBUG("%s: corrected platform error " "vector %#x registered\n", __func__, cpev); } -#endif /* CONFIG_ACPI */ /* * ia64_mca_cmc_vector_setup @@ -744,7 +735,7 @@ ia64_mca_cmc_vector_enable_keventd(struct work_struct *unused) static void ia64_mca_wakeup(int cpu) { - platform_send_ipi(cpu, IA64_MCA_WAKEUP_VECTOR, IA64_IPI_DM_INT, 0); + ia64_send_ipi(cpu, IA64_MCA_WAKEUP_VECTOR, IA64_IPI_DM_INT, 0); } /* @@ -1490,7 +1481,7 @@ ia64_mca_cmc_int_caller(int cmc_irq, void *arg) cpuid = cpumask_next(cpuid+1, cpu_online_mask); if (cpuid < nr_cpu_ids) { - platform_send_ipi(cpuid, IA64_CMCP_VECTOR, IA64_IPI_DM_INT, 0); + ia64_send_ipi(cpuid, IA64_CMCP_VECTOR, IA64_IPI_DM_INT, 0); } else { /* If no log record, switch out of polling mode */ if (start_count == IA64_LOG_COUNT(SAL_INFO_TYPE_CMC)) { @@ -1523,7 +1514,7 @@ static void ia64_mca_cmc_poll (struct timer_list *unused) { /* Trigger a CMC interrupt cascade */ - platform_send_ipi(cpumask_first(cpu_online_mask), IA64_CMCP_VECTOR, + ia64_send_ipi(cpumask_first(cpu_online_mask), IA64_CMCP_VECTOR, IA64_IPI_DM_INT, 0); } @@ -1540,8 +1531,6 @@ ia64_mca_cmc_poll (struct timer_list *unused) * Outputs * handled */ -#ifdef CONFIG_ACPI - static irqreturn_t ia64_mca_cpe_int_caller(int cpe_irq, void *arg) { @@ -1560,7 +1549,7 @@ ia64_mca_cpe_int_caller(int cpe_irq, void *arg) cpuid = cpumask_next(cpuid+1, cpu_online_mask); if (cpuid < NR_CPUS) { - platform_send_ipi(cpuid, IA64_CPEP_VECTOR, IA64_IPI_DM_INT, 0); + ia64_send_ipi(cpuid, IA64_CPEP_VECTOR, IA64_IPI_DM_INT, 0); } else { /* * If a log was recorded, increase our polling frequency, @@ -1600,12 +1589,10 @@ static void ia64_mca_cpe_poll (struct timer_list *unused) { /* Trigger a CPE interrupt cascade */ - platform_send_ipi(cpumask_first(cpu_online_mask), IA64_CPEP_VECTOR, + ia64_send_ipi(cpumask_first(cpu_online_mask), IA64_CPEP_VECTOR, IA64_IPI_DM_INT, 0); } -#endif /* CONFIG_ACPI */ - static int default_monarch_init_process(struct notifier_block *self, unsigned long val, void *data) { @@ -1799,7 +1786,6 @@ static struct irqaction mca_wkup_irqaction = { .name = "mca_wkup" }; -#ifdef CONFIG_ACPI static struct irqaction mca_cpe_irqaction = { .handler = ia64_mca_cpe_int_handler, .name = "cpe_hndlr" @@ -1809,7 +1795,6 @@ static struct irqaction mca_cpep_irqaction = { .handler = ia64_mca_cpe_int_caller, .name = "cpe_poll" }; -#endif /* CONFIG_ACPI */ /* Minimal format of the MCA/INIT stacks. The pseudo processes that run on * these stacks can never sleep, they cannot return from the kernel to user @@ -2081,10 +2066,8 @@ void __init ia64_mca_irq_init(void) /* Setup the MCA wakeup interrupt vector */ register_percpu_irq(IA64_MCA_WAKEUP_VECTOR, &mca_wkup_irqaction); -#ifdef CONFIG_ACPI /* Setup the CPEI/P handler */ register_percpu_irq(IA64_CPEP_VECTOR, &mca_cpep_irqaction); -#endif } /* @@ -2112,7 +2095,6 @@ ia64_mca_late_init(void) ia64_mca_cpu_online, NULL); IA64_MCA_DEBUG("%s: CMCI/P setup and enabled.\n", __func__); -#ifdef CONFIG_ACPI /* Setup the CPEI/P vector and handler */ cpe_vector = acpi_request_vector(ACPI_INTERRUPT_CPEI); timer_setup(&cpe_poll_timer, ia64_mca_cpe_poll, 0); @@ -2143,7 +2125,6 @@ ia64_mca_late_init(void) IA64_MCA_DEBUG("%s: CPEP setup and enabled.\n", __func__); } } -#endif return 0; } diff --git a/arch/ia64/kernel/mca_drv.c b/arch/ia64/kernel/mca_drv.c index cd7972ede1d6..4d0ab323dee8 100644 --- a/arch/ia64/kernel/mca_drv.c +++ b/arch/ia64/kernel/mca_drv.c @@ -26,7 +26,6 @@ #include <linux/slab.h> #include <asm/delay.h> -#include <asm/machvec.h> #include <asm/page.h> #include <asm/ptrace.h> #include <asm/sal.h> diff --git a/arch/ia64/kernel/module.c b/arch/ia64/kernel/module.c index 326448f9df16..1a42ba885188 100644 --- a/arch/ia64/kernel/module.c +++ b/arch/ia64/kernel/module.c @@ -914,10 +914,14 @@ module_finalize (const Elf_Ehdr *hdr, const Elf_Shdr *sechdrs, struct module *mo void module_arch_cleanup (struct module *mod) { - if (mod->arch.init_unw_table) + if (mod->arch.init_unw_table) { unw_remove_unwind_table(mod->arch.init_unw_table); - if (mod->arch.core_unw_table) + mod->arch.init_unw_table = NULL; + } + if (mod->arch.core_unw_table) { unw_remove_unwind_table(mod->arch.core_unw_table); + mod->arch.core_unw_table = NULL; + } } void *dereference_module_function_descriptor(struct module *mod, void *ptr) diff --git a/arch/ia64/kernel/msi_ia64.c b/arch/ia64/kernel/msi_ia64.c index 519d9432f407..df5c28f252e3 100644 --- a/arch/ia64/kernel/msi_ia64.c +++ b/arch/ia64/kernel/msi_ia64.c @@ -43,7 +43,7 @@ static int ia64_set_msi_irq_affinity(struct irq_data *idata, } #endif /* CONFIG_SMP */ -int ia64_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc) +int arch_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc) { struct msi_msg msg; unsigned long dest_phys_id; @@ -77,7 +77,7 @@ int ia64_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc) return 0; } -void ia64_teardown_msi_irq(unsigned int irq) +void arch_teardown_msi_irq(unsigned int irq) { destroy_irq(irq); } @@ -111,23 +111,6 @@ static struct irq_chip ia64_msi_chip = { .irq_retrigger = ia64_msi_retrigger_irq, }; - -int arch_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc) -{ - if (platform_setup_msi_irq) - return platform_setup_msi_irq(pdev, desc); - - return ia64_setup_msi_irq(pdev, desc); -} - -void arch_teardown_msi_irq(unsigned int irq) -{ - if (platform_teardown_msi_irq) - return platform_teardown_msi_irq(irq); - - return ia64_teardown_msi_irq(irq); -} - #ifdef CONFIG_INTEL_IOMMU #ifdef CONFIG_SMP static int dmar_msi_set_affinity(struct irq_data *data, diff --git a/arch/ia64/kernel/pci-dma.c b/arch/ia64/kernel/pci-dma.c index f5d49cd3fbb0..c90221733c6b 100644 --- a/arch/ia64/kernel/pci-dma.c +++ b/arch/ia64/kernel/pci-dma.c @@ -10,7 +10,6 @@ #include <linux/module.h> #include <linux/dmar.h> #include <asm/iommu.h> -#include <asm/machvec.h> #include <linux/dma-mapping.h> #include <linux/kernel.h> #include <asm/page.h> @@ -32,24 +31,3 @@ static int __init pci_iommu_init(void) /* Must execute after PCI subsystem */ fs_initcall(pci_iommu_init); - -void __init pci_iommu_alloc(void) -{ - /* - * The order of these functions is important for - * fall-back/fail-over reasons - */ - detect_intel_iommu(); - -#ifdef CONFIG_SWIOTLB - if (!iommu_detected) { -#ifdef CONFIG_IA64_GENERIC - printk(KERN_INFO "PCI-DMA: Re-initialize machine vector.\n"); - machvec_init("dig"); - swiotlb_dma_init(); -#else - panic("Unable to find Intel IOMMU"); -#endif /* CONFIG_IA64_GENERIC */ - } -#endif /* CONFIG_SWIOTLB */ -} diff --git a/arch/ia64/kernel/sal.c b/arch/ia64/kernel/sal.c index 9b2331ac10ce..c455ece977ad 100644 --- a/arch/ia64/kernel/sal.c +++ b/arch/ia64/kernel/sal.c @@ -110,13 +110,6 @@ check_versions (struct ia64_sal_systab *systab) sal_revision = SAL_VERSION_CODE(2, 8); sal_version = SAL_VERSION_CODE(0, 0); } - - if (ia64_platform_is("sn2") && (sal_revision == SAL_VERSION_CODE(2, 9))) - /* - * SGI Altix has hard-coded version 2.9 in their prom - * but they actually implement 3.2, so let's fix it here. - */ - sal_revision = SAL_VERSION_CODE(3, 2); } static void __init @@ -256,7 +249,7 @@ check_sal_cache_flush (void) * Send ourselves a timer interrupt, wait until it's reported, and see * if SAL_CACHE_FLUSH drops it. */ - platform_send_ipi(cpu, IA64_TIMER_VECTOR, IA64_IPI_DM_INT, 0); + ia64_send_ipi(cpu, IA64_TIMER_VECTOR, IA64_IPI_DM_INT, 0); while (!ia64_get_irr(IA64_TIMER_VECTOR)) cpu_relax(); diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c index c9cfa760cd57..bb320c6d0cc9 100644 --- a/arch/ia64/kernel/setup.c +++ b/arch/ia64/kernel/setup.c @@ -30,6 +30,7 @@ #include <linux/console.h> #include <linux/delay.h> #include <linux/cpu.h> +#include <linux/kdev_t.h> #include <linux/kernel.h> #include <linux/memblock.h> #include <linux/reboot.h> @@ -41,6 +42,7 @@ #include <linux/threads.h> #include <linux/screen_info.h> #include <linux/dmi.h> +#include <linux/root_dev.h> #include <linux/serial.h> #include <linux/serial_core.h> #include <linux/efi.h> @@ -50,7 +52,6 @@ #include <linux/kexec.h> #include <linux/crash_dump.h> -#include <asm/machvec.h> #include <asm/mca.h> #include <asm/meminit.h> #include <asm/page.h> @@ -63,12 +64,14 @@ #include <asm/smp.h> #include <asm/tlbflush.h> #include <asm/unistd.h> -#include <asm/hpsim.h> +#include <asm/uv/uv.h> #if defined(CONFIG_SMP) && (IA64_CPU_SIZE > PAGE_SIZE) # error "struct cpuinfo_ia64 too big!" #endif +char ia64_platform_name[64]; + #ifdef CONFIG_SMP unsigned long __per_cpu_offset[NR_CPUS]; EXPORT_SYMBOL(__per_cpu_offset); @@ -256,15 +259,15 @@ __initcall(register_memory); * This function checks if the reserved crashkernel is allowed on the specific * IA64 machine flavour. Machines without an IO TLB use swiotlb and require * some memory below 4 GB (i.e. in 32 bit area), see the implementation of - * lib/swiotlb.c. The hpzx1 architecture has an IO TLB but cannot use that + * kernel/dma/swiotlb.c. The hpzx1 architecture has an IO TLB but cannot use that * in kdump case. See the comment in sba_init() in sba_iommu.c. * * So, the only machvec that really supports loading the kdump kernel - * over 4 GB is "sn2". + * over 4 GB is "uv". */ static int __init check_crashkernel_memory(unsigned long pbase, size_t size) { - if (ia64_platform_is("sn2") || ia64_platform_is("uv")) + if (is_uv_system()) return 1; else return pbase < (1UL << 32); @@ -461,23 +464,44 @@ io_port_init (void) static inline int __init early_console_setup (char *cmdline) { - int earlycons = 0; - -#ifdef CONFIG_SERIAL_SGI_L1_CONSOLE - { - extern int sn_serial_console_early_setup(void); - if (!sn_serial_console_early_setup()) - earlycons++; - } -#endif #ifdef CONFIG_EFI_PCDP if (!efi_setup_pcdp_console(cmdline)) - earlycons++; + return 0; #endif - if (!simcons_register()) - earlycons++; + return -1; +} + +static void __init +screen_info_setup(void) +{ + unsigned int orig_x, orig_y, num_cols, num_rows, font_height; + + memset(&screen_info, 0, sizeof(screen_info)); + + if (!ia64_boot_param->console_info.num_rows || + !ia64_boot_param->console_info.num_cols) { + printk(KERN_WARNING "invalid screen-info, guessing 80x25\n"); + orig_x = 0; + orig_y = 0; + num_cols = 80; + num_rows = 25; + font_height = 16; + } else { + orig_x = ia64_boot_param->console_info.orig_x; + orig_y = ia64_boot_param->console_info.orig_y; + num_cols = ia64_boot_param->console_info.num_cols; + num_rows = ia64_boot_param->console_info.num_rows; + font_height = 400 / num_rows; + } - return (earlycons) ? 0 : -1; + screen_info.orig_x = orig_x; + screen_info.orig_y = orig_y; + screen_info.orig_video_cols = num_cols; + screen_info.orig_video_lines = num_rows; + screen_info.orig_video_points = font_height; + screen_info.orig_video_mode = 3; /* XXX fake */ + screen_info.orig_video_isVGA = 1; /* XXX fake */ + screen_info.orig_video_ega_bx = 3; /* XXX fake */ } static inline void @@ -536,35 +560,25 @@ setup_arch (char **cmdline_p) efi_init(); io_port_init(); -#ifdef CONFIG_IA64_GENERIC - /* machvec needs to be parsed from the command line - * before parse_early_param() is called to ensure - * that ia64_mv is initialised before any command line - * settings may cause console setup to occur - */ - machvec_init_from_cmdline(*cmdline_p); -#endif - + uv_probe_system_type(); parse_early_param(); if (early_console_setup(*cmdline_p) == 0) mark_bsp_online(); -#ifdef CONFIG_ACPI /* Initialize the ACPI boot-time table parser */ acpi_table_init(); early_acpi_boot_init(); -# ifdef CONFIG_ACPI_NUMA +#ifdef CONFIG_ACPI_NUMA acpi_numa_init(); acpi_numa_fixup(); -# ifdef CONFIG_ACPI_HOTPLUG_CPU +#ifdef CONFIG_ACPI_HOTPLUG_CPU prefill_possible_map(); -# endif +#endif per_cpu_scan_finalize((cpumask_weight(&early_cpu_possible_map) == 0 ? 32 : cpumask_weight(&early_cpu_possible_map)), additional_cpus > 0 ? additional_cpus : 0); -# endif -#endif /* CONFIG_APCI_BOOT */ +#endif /* CONFIG_ACPI_NUMA */ #ifdef CONFIG_SMP smp_build_cpu_map(); @@ -572,7 +586,7 @@ setup_arch (char **cmdline_p) find_memory(); /* process SAL system table: */ - ia64_sal_init(__va(efi.sal_systab)); + ia64_sal_init(__va(sal_systab_phys)); #ifdef CONFIG_ITANIUM ia64_patch_rse((u64) __start___rse_patchlist, (u64) __end___rse_patchlist); @@ -614,10 +628,21 @@ setup_arch (char **cmdline_p) if (!nomca) ia64_mca_init(); - platform_setup(cmdline_p); -#ifndef CONFIG_IA64_HP_SIM - check_sal_cache_flush(); + /* + * Default to /dev/sda2. This assumes that the EFI partition + * is physical disk 1 partition 1 and the Linux root disk is + * physical disk 1 partition 2. + */ + ROOT_DEV = Root_SDA2; /* default to second partition on first drive */ + + if (is_uv_system()) + uv_setup(cmdline_p); +#ifdef CONFIG_SMP + else + init_smp_config(); #endif + + screen_info_setup(); paging_init(); clear_sched_clock_stable(); @@ -1046,7 +1071,6 @@ cpu_init (void) ia64_patch_phys_stack_reg(num_phys_stacked*8 + 8); max_num_phys_stacked = num_phys_stacked; } - platform_cpu_init(); } void __init diff --git a/arch/ia64/kernel/signal.c b/arch/ia64/kernel/signal.c index e5044aed9452..d07ed65c9c6e 100644 --- a/arch/ia64/kernel/signal.c +++ b/arch/ia64/kernel/signal.c @@ -363,19 +363,19 @@ ia64_do_signal (struct sigscratch *scr, long in_syscall) if (unlikely(restart)) { switch (errno) { - case ERESTART_RESTARTBLOCK: - case ERESTARTNOHAND: + case ERESTART_RESTARTBLOCK: + case ERESTARTNOHAND: scr->pt.r8 = EINTR; /* note: scr->pt.r10 is already -1 */ break; - - case ERESTARTSYS: + case ERESTARTSYS: if ((ksig.ka.sa.sa_flags & SA_RESTART) == 0) { scr->pt.r8 = EINTR; /* note: scr->pt.r10 is already -1 */ break; } - case ERESTARTNOINTR: + /*FALLTHRU*/ + case ERESTARTNOINTR: ia64_decrement_ip(&scr->pt); restart = 0; /* don't restart twice if handle_signal() fails... */ } diff --git a/arch/ia64/kernel/smp.c b/arch/ia64/kernel/smp.c index 133b63355814..de35c54f033d 100644 --- a/arch/ia64/kernel/smp.c +++ b/arch/ia64/kernel/smp.c @@ -36,7 +36,6 @@ #include <linux/atomic.h> #include <asm/current.h> #include <asm/delay.h> -#include <asm/machvec.h> #include <asm/io.h> #include <asm/irq.h> #include <asm/page.h> @@ -146,7 +145,7 @@ static inline void send_IPI_single (int dest_cpu, int op) { set_bit(op, &per_cpu(ipi_operation, dest_cpu)); - platform_send_ipi(dest_cpu, IA64_IPI_VECTOR, IA64_IPI_DM_INT, 0); + ia64_send_ipi(dest_cpu, IA64_IPI_VECTOR, IA64_IPI_DM_INT, 0); } /* @@ -213,7 +212,7 @@ kdump_smp_send_init(void) for_each_online_cpu(cpu) { if (cpu != self_cpu) { if(kdump_status[cpu] == 0) - platform_send_ipi(cpu, 0, IA64_IPI_DM_INIT, 0); + ia64_send_ipi(cpu, 0, IA64_IPI_DM_INIT, 0); } } } @@ -224,7 +223,7 @@ kdump_smp_send_init(void) void smp_send_reschedule (int cpu) { - platform_send_ipi(cpu, IA64_IPI_RESCHEDULE, IA64_IPI_DM_INT, 0); + ia64_send_ipi(cpu, IA64_IPI_RESCHEDULE, IA64_IPI_DM_INT, 0); } EXPORT_SYMBOL_GPL(smp_send_reschedule); @@ -234,7 +233,7 @@ EXPORT_SYMBOL_GPL(smp_send_reschedule); static void smp_send_local_flush_tlb (int cpu) { - platform_send_ipi(cpu, IA64_IPI_LOCAL_TLB_FLUSH, IA64_IPI_DM_INT, 0); + ia64_send_ipi(cpu, IA64_IPI_LOCAL_TLB_FLUSH, IA64_IPI_DM_INT, 0); } void diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c index d0474a0c67db..6501d9a9a21b 100644 --- a/arch/ia64/kernel/smpboot.c +++ b/arch/ia64/kernel/smpboot.c @@ -47,7 +47,6 @@ #include <asm/delay.h> #include <asm/io.h> #include <asm/irq.h> -#include <asm/machvec.h> #include <asm/mca.h> #include <asm/page.h> #include <asm/pgalloc.h> @@ -57,7 +56,6 @@ #include <asm/sal.h> #include <asm/tlbflush.h> #include <asm/unistd.h> -#include <asm/sn/arch.h> #define SMP_DEBUG 0 @@ -468,7 +466,7 @@ do_boot_cpu (int sapicid, int cpu, struct task_struct *idle) Dprintk("Sending wakeup vector %lu to AP 0x%x/0x%x.\n", ap_wakeup_vector, cpu, sapicid); set_brendez_area(cpu); - platform_send_ipi(cpu, ap_wakeup_vector, IA64_IPI_DM_INT, 0); + ia64_send_ipi(cpu, ap_wakeup_vector, IA64_IPI_DM_INT, 0); /* * Wait 10s total for the AP to start @@ -658,11 +656,6 @@ int __cpu_disable(void) return (-EBUSY); } - if (ia64_platform_is("sn2")) { - if (!sn_cpu_disable_allowed(cpu)) - return -EBUSY; - } - set_cpu_online(cpu, false); if (migrate_platform_irqs(cpu)) { diff --git a/arch/ia64/kernel/sys_ia64.c b/arch/ia64/kernel/sys_ia64.c index 9ebe1d633abc..e14db25146c2 100644 --- a/arch/ia64/kernel/sys_ia64.c +++ b/arch/ia64/kernel/sys_ia64.c @@ -166,21 +166,3 @@ ia64_mremap (unsigned long addr, unsigned long old_len, unsigned long new_len, u force_successful_syscall_return(); return addr; } - -#ifndef CONFIG_PCI - -asmlinkage long -sys_pciconfig_read (unsigned long bus, unsigned long dfn, unsigned long off, unsigned long len, - void *buf) -{ - return -ENOSYS; -} - -asmlinkage long -sys_pciconfig_write (unsigned long bus, unsigned long dfn, unsigned long off, unsigned long len, - void *buf) -{ - return -ENOSYS; -} - -#endif /* CONFIG_PCI */ diff --git a/arch/ia64/kernel/time.c b/arch/ia64/kernel/time.c index 4ecd81b0e8ec..1e95d32c8877 100644 --- a/arch/ia64/kernel/time.c +++ b/arch/ia64/kernel/time.c @@ -25,7 +25,6 @@ #include <linux/platform_device.h> #include <linux/sched/cputime.h> -#include <asm/machvec.h> #include <asm/delay.h> #include <asm/hw_irq.h> #include <asm/ptrace.h> @@ -167,8 +166,6 @@ timer_interrupt (int irq, void *dev_id) return IRQ_HANDLED; } - platform_timer_interrupt(irq, dev_id); - new_itm = local_cpu_data->itm_next; if (!time_after(ia64_get_itc(), new_itm)) diff --git a/arch/ia64/kernel/topology.c b/arch/ia64/kernel/topology.c index e311ee13e61d..09fc385c2acd 100644 --- a/arch/ia64/kernel/topology.c +++ b/arch/ia64/kernel/topology.c @@ -42,7 +42,6 @@ EXPORT_SYMBOL_GPL(arch_fix_phys_package_id); #ifdef CONFIG_HOTPLUG_CPU int __ref arch_register_cpu(int num) { -#ifdef CONFIG_ACPI /* * If CPEI can be re-targeted or if this is not * CPEI target, then it is hotpluggable @@ -50,7 +49,6 @@ int __ref arch_register_cpu(int num) if (can_cpei_retarget() || !is_cpu_cpei_target(num)) sysfs_cpus[num].cpu.hotpluggable = 1; map_cpu_to_node(num, node_cpuid[num].nid); -#endif return register_cpu(&sysfs_cpus[num].cpu, num); } EXPORT_SYMBOL(arch_register_cpu); @@ -58,9 +56,7 @@ EXPORT_SYMBOL(arch_register_cpu); void __ref arch_unregister_cpu(int num) { unregister_cpu(&sysfs_cpus[num].cpu); -#ifdef CONFIG_ACPI unmap_cpu_from_node(num, cpu_to_node(num)); -#endif } EXPORT_SYMBOL(arch_unregister_cpu); #else diff --git a/arch/ia64/kernel/unaligned.c b/arch/ia64/kernel/unaligned.c index eb7d5df59fa3..2d4e65ba5c3e 100644 --- a/arch/ia64/kernel/unaligned.c +++ b/arch/ia64/kernel/unaligned.c @@ -1431,7 +1431,7 @@ ia64_handle_unaligned (unsigned long ifa, struct pt_regs *regs) if (u.insn.x) /* oops, really a semaphore op (cmpxchg, etc) */ goto failure; - /* no break */ + /*FALLTHRU*/ case LDS_IMM_OP: case LDSA_IMM_OP: case LDFS_OP: @@ -1459,7 +1459,7 @@ ia64_handle_unaligned (unsigned long ifa, struct pt_regs *regs) if (u.insn.x) /* oops, really a semaphore op (cmpxchg, etc) */ goto failure; - /* no break */ + /*FALLTHRU*/ case LD_IMM_OP: case LDA_IMM_OP: case LDBIAS_IMM_OP: @@ -1475,7 +1475,7 @@ ia64_handle_unaligned (unsigned long ifa, struct pt_regs *regs) if (u.insn.x) /* oops, really a semaphore op (cmpxchg, etc) */ goto failure; - /* no break */ + /*FALLTHRU*/ case ST_IMM_OP: case STREL_IMM_OP: ret = emulate_store_int(ifa, u.insn, regs); diff --git a/arch/ia64/kernel/uncached.c b/arch/ia64/kernel/uncached.c index 16c6d377c502..3776ef225125 100644 --- a/arch/ia64/kernel/uncached.c +++ b/arch/ia64/kernel/uncached.c @@ -24,7 +24,6 @@ #include <asm/pgtable.h> #include <linux/atomic.h> #include <asm/tlbflush.h> -#include <asm/sn/arch.h> extern void __init efi_memmap_walk_uc(efi_freemem_callback_t, void *); @@ -129,10 +128,7 @@ static int uncached_add_chunk(struct uncached_pool *uc_pool, int nid) preempt_disable(); - if (ia64_platform_is("sn2")) - sn_flush_all_caches(uc_addr, IA64_GRANULE_SIZE); - else - flush_icache_range(uc_addr, uc_addr + IA64_GRANULE_SIZE); + flush_icache_range(uc_addr, uc_addr + IA64_GRANULE_SIZE); /* flush the just introduced uncached translation from the TLB */ local_flush_tlb_all(); diff --git a/arch/ia64/kernel/vmlinux.lds.S b/arch/ia64/kernel/vmlinux.lds.S index 0da58cf8e213..d9d4e21107cd 100644 --- a/arch/ia64/kernel/vmlinux.lds.S +++ b/arch/ia64/kernel/vmlinux.lds.S @@ -141,16 +141,6 @@ SECTIONS { __end___mckinley_e9_bundles = .; } -#if defined(CONFIG_IA64_GENERIC) - /* Machine Vector */ - . = ALIGN(16); - .machvec : AT(ADDR(.machvec) - LOAD_OFFSET) { - machvec_start = .; - *(.machvec) - machvec_end = .; - } -#endif - #ifdef CONFIG_SMP . = ALIGN(PERCPU_PAGE_SIZE); __cpu0_per_cpu = .; diff --git a/arch/ia64/lib/io.c b/arch/ia64/lib/io.c index d107eaf3790d..c3e02462ed16 100644 --- a/arch/ia64/lib/io.c +++ b/arch/ia64/lib/io.c @@ -49,117 +49,3 @@ void memset_io(volatile void __iomem *dst, int c, long count) } } EXPORT_SYMBOL(memset_io); - -#ifdef CONFIG_IA64_GENERIC - -#undef __ia64_inb -#undef __ia64_inw -#undef __ia64_inl -#undef __ia64_outb -#undef __ia64_outw -#undef __ia64_outl -#undef __ia64_readb -#undef __ia64_readw -#undef __ia64_readl -#undef __ia64_readq -#undef __ia64_readb_relaxed -#undef __ia64_readw_relaxed -#undef __ia64_readl_relaxed -#undef __ia64_readq_relaxed -#undef __ia64_writeb -#undef __ia64_writew -#undef __ia64_writel -#undef __ia64_writeq -#undef __ia64_mmiowb - -unsigned int -__ia64_inb (unsigned long port) -{ - return ___ia64_inb(port); -} - -unsigned int -__ia64_inw (unsigned long port) -{ - return ___ia64_inw(port); -} - -unsigned int -__ia64_inl (unsigned long port) -{ - return ___ia64_inl(port); -} - -void -__ia64_outb (unsigned char val, unsigned long port) -{ - ___ia64_outb(val, port); -} - -void -__ia64_outw (unsigned short val, unsigned long port) -{ - ___ia64_outw(val, port); -} - -void -__ia64_outl (unsigned int val, unsigned long port) -{ - ___ia64_outl(val, port); -} - -unsigned char -__ia64_readb (void __iomem *addr) -{ - return ___ia64_readb (addr); -} - -unsigned short -__ia64_readw (void __iomem *addr) -{ - return ___ia64_readw (addr); -} - -unsigned int -__ia64_readl (void __iomem *addr) -{ - return ___ia64_readl (addr); -} - -unsigned long -__ia64_readq (void __iomem *addr) -{ - return ___ia64_readq (addr); -} - -unsigned char -__ia64_readb_relaxed (void __iomem *addr) -{ - return ___ia64_readb (addr); -} - -unsigned short -__ia64_readw_relaxed (void __iomem *addr) -{ - return ___ia64_readw (addr); -} - -unsigned int -__ia64_readl_relaxed (void __iomem *addr) -{ - return ___ia64_readl (addr); -} - -unsigned long -__ia64_readq_relaxed (void __iomem *addr) -{ - return ___ia64_readq (addr); -} - -void -__ia64_mmiowb(void) -{ - ___ia64_mmiowb(); -} - -#endif /* CONFIG_IA64_GENERIC */ diff --git a/arch/ia64/mm/contig.c b/arch/ia64/mm/contig.c index d29fb6b9fa33..5b00dc3898e1 100644 --- a/arch/ia64/mm/contig.c +++ b/arch/ia64/mm/contig.c @@ -108,7 +108,6 @@ setup_per_cpu_areas(void) struct pcpu_group_info *gi; unsigned int cpu; ssize_t static_size, reserved_size, dyn_size; - int rc; ai = pcpu_alloc_alloc_info(1, num_possible_cpus()); if (!ai) @@ -134,10 +133,7 @@ setup_per_cpu_areas(void) ai->atom_size = PAGE_SIZE; ai->alloc_size = PERCPU_PAGE_SIZE; - rc = pcpu_setup_first_chunk(ai, __per_cpu_start + __per_cpu_offset[0]); - if (rc) - panic("failed to setup percpu area (err=%d)", rc); - + pcpu_setup_first_chunk(ai, __per_cpu_start + __per_cpu_offset[0]); pcpu_free_alloc_info(ai); } #else diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c index 05490dd073e6..4f33f6e7e206 100644 --- a/arch/ia64/mm/discontig.c +++ b/arch/ia64/mm/discontig.c @@ -186,7 +186,7 @@ void __init setup_per_cpu_areas(void) unsigned long base_offset; unsigned int cpu; ssize_t static_size, reserved_size, dyn_size; - int node, prev_node, unit, nr_units, rc; + int node, prev_node, unit, nr_units; ai = pcpu_alloc_alloc_info(MAX_NUMNODES, nr_cpu_ids); if (!ai) @@ -245,10 +245,7 @@ void __init setup_per_cpu_areas(void) gi->cpu_map = &cpu_map[unit]; } - rc = pcpu_setup_first_chunk(ai, base); - if (rc) - panic("failed to setup percpu area (err=%d)", rc); - + pcpu_setup_first_chunk(ai, base); pcpu_free_alloc_info(ai); } #endif @@ -396,8 +393,7 @@ static void __meminit scatter_node_data(void) * * Each node's per-node area has a copy of the global pg_data_t list, so * we copy that to each node here, as well as setting the per-cpu pointer - * to the local node data structure. The active_cpus field of the per-node - * structure gets setup by the platform_cpu_init() function later. + * to the local node data structure. */ static void __init initialize_pernode_data(void) { diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c index aae75fd7b810..bf9df2625bc8 100644 --- a/arch/ia64/mm/init.c +++ b/arch/ia64/mm/init.c @@ -9,6 +9,7 @@ #include <linux/init.h> #include <linux/dma-noncoherent.h> +#include <linux/dmar.h> #include <linux/efi.h> #include <linux/elf.h> #include <linux/memblock.h> @@ -23,10 +24,10 @@ #include <linux/proc_fs.h> #include <linux/bitops.h> #include <linux/kexec.h> +#include <linux/swiotlb.h> #include <asm/dma.h> #include <asm/io.h> -#include <asm/machvec.h> #include <asm/numa.h> #include <asm/patch.h> #include <asm/pgalloc.h> @@ -63,11 +64,10 @@ __ia64_sync_icache_dcache (pte_t pte) if (test_bit(PG_arch_1, &page->flags)) return; /* i-cache is already coherent with d-cache */ - flush_icache_range(addr, addr + (PAGE_SIZE << compound_order(page))); + flush_icache_range(addr, addr + page_size(page)); set_bit(PG_arch_1, &page->flags); /* mark page as clean */ } -#ifdef CONFIG_SWIOTLB /* * Since DMA is i-cache coherent, any (complete) pages that were written via * DMA can be marked as "clean" so that lazy_mmu_prot_update() doesn't have to @@ -82,7 +82,6 @@ void arch_sync_dma_for_cpu(struct device *dev, phys_addr_t paddr, set_bit(PG_arch_1, &pfn_to_page(pfn)->flags); } while (++pfn <= PHYS_PFN(paddr + size - 1)); } -#endif inline void ia64_set_rbs_bot (void) @@ -632,13 +631,17 @@ mem_init (void) BUG_ON(PTRS_PER_PMD * sizeof(pmd_t) != PAGE_SIZE); BUG_ON(PTRS_PER_PTE * sizeof(pte_t) != PAGE_SIZE); -#ifdef CONFIG_PCI /* - * This needs to be called _after_ the command line has been parsed but _before_ - * any drivers that may need the PCI DMA interface are initialized or bootmem has - * been freed. + * This needs to be called _after_ the command line has been parsed but + * _before_ any drivers that may need the PCI DMA interface are + * initialized or bootmem has been freed. */ - platform_dma_init(); +#ifdef CONFIG_INTEL_IOMMU + detect_intel_iommu(); + if (!iommu_detected) +#endif +#ifdef CONFIG_SWIOTLB + swiotlb_init(1); #endif #ifdef CONFIG_FLATMEM diff --git a/arch/ia64/mm/tlb.c b/arch/ia64/mm/tlb.c index 0714df1b7854..72cc568bc841 100644 --- a/arch/ia64/mm/tlb.c +++ b/arch/ia64/mm/tlb.c @@ -245,7 +245,8 @@ resetsema: spinaphore_init(&ptcg_sem, max_purges); } -void +#ifdef CONFIG_SMP +static void ia64_global_tlb_purge (struct mm_struct *mm, unsigned long start, unsigned long end, unsigned long nbits) { @@ -282,6 +283,7 @@ ia64_global_tlb_purge (struct mm_struct *mm, unsigned long start, activate_context(active_mm); } } +#endif /* CONFIG_SMP */ void local_flush_tlb_all (void) @@ -332,7 +334,7 @@ __flush_tlb_range (struct vm_area_struct *vma, unsigned long start, preempt_disable(); #ifdef CONFIG_SMP if (mm != current->active_mm || cpumask_weight(mm_cpumask(mm)) != 1) { - platform_global_tlb_purge(mm, start, end, nbits); + ia64_global_tlb_purge(mm, start, end, nbits); preempt_enable(); return; } diff --git a/arch/ia64/pci/fixup.c b/arch/ia64/pci/fixup.c index e1fa45b2148c..acb55a41260d 100644 --- a/arch/ia64/pci/fixup.c +++ b/arch/ia64/pci/fixup.c @@ -8,8 +8,7 @@ #include <linux/init.h> #include <linux/vgaarb.h> #include <linux/screen_info.h> - -#include <asm/machvec.h> +#include <asm/uv/uv.h> /* * Fixup to mark boot BIOS video selected by BIOS before it changes @@ -35,8 +34,7 @@ static void pci_fixup_video(struct pci_dev *pdev) u16 config; struct resource *res; - if ((strcmp(ia64_platform_name, "dig") != 0) - && (strcmp(ia64_platform_name, "hpzx1") != 0)) + if (is_uv_system()) return; /* Maybe, this machine supports legacy memory map. */ diff --git a/arch/ia64/pci/pci.c b/arch/ia64/pci/pci.c index 165e561dc81a..211757e34198 100644 --- a/arch/ia64/pci/pci.c +++ b/arch/ia64/pci/pci.c @@ -24,7 +24,6 @@ #include <linux/memblock.h> #include <linux/export.h> -#include <asm/machvec.h> #include <asm/page.h> #include <asm/io.h> #include <asm/sal.h> @@ -372,7 +371,6 @@ void pcibios_fixup_bus(struct pci_bus *b) } list_for_each_entry(dev, &b->devices, bus_list) pcibios_fixup_device_resources(dev); - platform_pci_fixup_bus(b); } void pcibios_add_bus(struct pci_bus *bus) @@ -413,7 +411,7 @@ pcibios_disable_device (struct pci_dev *dev) } /** - * ia64_pci_get_legacy_mem - generic legacy mem routine + * pci_get_legacy_mem - generic legacy mem routine * @bus: bus to get legacy memory base address for * * Find the base of legacy memory for @bus. This is typically the first @@ -424,7 +422,7 @@ pcibios_disable_device (struct pci_dev *dev) * This is the ia64 generic version of this routine. Other platforms * are free to override it with a machine vector. */ -char *ia64_pci_get_legacy_mem(struct pci_bus *bus) +char *pci_get_legacy_mem(struct pci_bus *bus) { return (char *)__IA64_UNCACHED_OFFSET; } @@ -473,7 +471,7 @@ pci_mmap_legacy_page_range(struct pci_bus *bus, struct vm_area_struct *vma, } /** - * ia64_pci_legacy_read - read from legacy I/O space + * pci_legacy_read - read from legacy I/O space * @bus: bus to read * @port: legacy port value * @val: caller allocated storage for returned value @@ -485,7 +483,7 @@ pci_mmap_legacy_page_range(struct pci_bus *bus, struct vm_area_struct *vma, * overridden by the platform. This is necessary on platforms that don't * support legacy I/O routing or that hard fail on legacy I/O timeouts. */ -int ia64_pci_legacy_read(struct pci_bus *bus, u16 port, u32 *val, u8 size) +int pci_legacy_read(struct pci_bus *bus, u16 port, u32 *val, u8 size) { int ret = size; @@ -508,7 +506,7 @@ int ia64_pci_legacy_read(struct pci_bus *bus, u16 port, u32 *val, u8 size) } /** - * ia64_pci_legacy_write - perform a legacy I/O write + * pci_legacy_write - perform a legacy I/O write * @bus: bus pointer * @port: port to write * @val: value to write @@ -516,7 +514,7 @@ int ia64_pci_legacy_read(struct pci_bus *bus, u16 port, u32 *val, u8 size) * * Simply writes @size bytes of @val to @port. */ -int ia64_pci_legacy_write(struct pci_bus *bus, u16 port, u32 val, u8 size) +int pci_legacy_write(struct pci_bus *bus, u16 port, u32 val, u8 size) { int ret = size; diff --git a/arch/ia64/sn/Makefile b/arch/ia64/sn/Makefile deleted file mode 100644 index 79a7df02e812..000000000000 --- a/arch/ia64/sn/Makefile +++ /dev/null @@ -1,12 +0,0 @@ -# arch/ia64/sn/Makefile -# -# This file is subject to the terms and conditions of the GNU General Public -# License. See the file "COPYING" in the main directory of this archive -# for more details. -# -# Copyright (C) 2004 Silicon Graphics, Inc. All Rights Reserved. -# -# Makefile for the sn ia64 subplatform -# - -obj-y += kernel/ pci/ diff --git a/arch/ia64/sn/include/ioerror.h b/arch/ia64/sn/include/ioerror.h deleted file mode 100644 index e68f2b0789a7..000000000000 --- a/arch/ia64/sn/include/ioerror.h +++ /dev/null @@ -1,81 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1992 - 1997, 2000-2003 Silicon Graphics, Inc. All rights reserved. - */ -#ifndef _ASM_IA64_SN_IOERROR_H -#define _ASM_IA64_SN_IOERROR_H - -/* - * IO error structure. - * - * This structure would expand to hold the information retrieved from - * all IO related error registers. - * - * This structure is defined to hold all system specific - * information related to a single error. - * - * This serves a couple of purpose. - * - Error handling often involves translating one form of address to other - * form. So, instead of having different data structures at each level, - * we have a single structure, and the appropriate fields get filled in - * at each layer. - * - This provides a way to dump all error related information in any layer - * of erorr handling (debugging aid). - * - * A second possibility is to allow each layer to define its own error - * data structure, and fill in the proper fields. This has the advantage - * of isolating the layers. - * A big concern is the potential stack usage (and overflow), if each layer - * defines these structures on stack (assuming we don't want to do kmalloc. - * - * Any layer wishing to pass extra information to a layer next to it in - * error handling hierarchy, can do so as a separate parameter. - */ - -typedef struct io_error_s { - /* Bit fields indicating which structure fields are valid */ - union { - struct { - unsigned ievb_errortype:1; - unsigned ievb_widgetnum:1; - unsigned ievb_widgetdev:1; - unsigned ievb_srccpu:1; - unsigned ievb_srcnode:1; - unsigned ievb_errnode:1; - unsigned ievb_sysioaddr:1; - unsigned ievb_xtalkaddr:1; - unsigned ievb_busspace:1; - unsigned ievb_busaddr:1; - unsigned ievb_vaddr:1; - unsigned ievb_memaddr:1; - unsigned ievb_epc:1; - unsigned ievb_ef:1; - unsigned ievb_tnum:1; - } iev_b; - unsigned iev_a; - } ie_v; - - short ie_errortype; /* error type: extra info about error */ - short ie_widgetnum; /* Widget number that's in error */ - short ie_widgetdev; /* Device within widget in error */ - cpuid_t ie_srccpu; /* CPU on srcnode generating error */ - cnodeid_t ie_srcnode; /* Node which caused the error */ - cnodeid_t ie_errnode; /* Node where error was noticed */ - iopaddr_t ie_sysioaddr; /* Sys specific IO address */ - iopaddr_t ie_xtalkaddr; /* Xtalk (48bit) addr of Error */ - iopaddr_t ie_busspace; /* Bus specific address space */ - iopaddr_t ie_busaddr; /* Bus specific address */ - caddr_t ie_vaddr; /* Virtual address of error */ - iopaddr_t ie_memaddr; /* Physical memory address */ - caddr_t ie_epc; /* pc when error reported */ - caddr_t ie_ef; /* eframe when error reported */ - short ie_tnum; /* Xtalk TNUM field */ -} ioerror_t; - -#define IOERROR_INIT(e) do { (e)->ie_v.iev_a = 0; } while (0) -#define IOERROR_SETVALUE(e,f,v) do { (e)->ie_ ## f = (v); (e)->ie_v.iev_b.ievb_ ## f = 1; } while (0) - -#endif /* _ASM_IA64_SN_IOERROR_H */ diff --git a/arch/ia64/sn/include/tio.h b/arch/ia64/sn/include/tio.h deleted file mode 100644 index 6b2e7b75eb19..000000000000 --- a/arch/ia64/sn/include/tio.h +++ /dev/null @@ -1,41 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2000-2005 Silicon Graphics, Inc. All rights reserved. - */ - -#ifndef _ASM_IA64_SN_TIO_H -#define _ASM_IA64_SN_TIO_H - -#define TIO_MMR_ADDR_MOD - -#define TIO_NODE_ID TIO_MMR_ADDR_MOD(0x0000000090060e80) - -#define TIO_ITTE_BASE 0xb0008800 /* base of translation table entries */ -#define TIO_ITTE(bigwin) (TIO_ITTE_BASE + 8*(bigwin)) - -#define TIO_ITTE_OFFSET_BITS 8 /* size of offset field */ -#define TIO_ITTE_OFFSET_MASK ((1<<TIO_ITTE_OFFSET_BITS)-1) -#define TIO_ITTE_OFFSET_SHIFT 0 - -#define TIO_ITTE_WIDGET_BITS 2 /* size of widget field */ -#define TIO_ITTE_WIDGET_MASK ((1<<TIO_ITTE_WIDGET_BITS)-1) -#define TIO_ITTE_WIDGET_SHIFT 12 -#define TIO_ITTE_VALID_MASK 0x1 -#define TIO_ITTE_VALID_SHIFT 16 - -#define TIO_ITTE_WIDGET(itte) \ - (((itte) >> TIO_ITTE_WIDGET_SHIFT) & TIO_ITTE_WIDGET_MASK) -#define TIO_ITTE_VALID(itte) \ - (((itte) >> TIO_ITTE_VALID_SHIFT) & TIO_ITTE_VALID_MASK) - -#define TIO_ITTE_PUT(nasid, bigwin, widget, addr, valid) \ - REMOTE_HUB_S((nasid), TIO_ITTE(bigwin), \ - (((((addr) >> TIO_BWIN_SIZE_BITS) & \ - TIO_ITTE_OFFSET_MASK) << TIO_ITTE_OFFSET_SHIFT) | \ - (((widget) & TIO_ITTE_WIDGET_MASK) << TIO_ITTE_WIDGET_SHIFT)) | \ - (( (valid) & TIO_ITTE_VALID_MASK) << TIO_ITTE_VALID_SHIFT)) - -#endif /* _ASM_IA64_SN_TIO_H */ diff --git a/arch/ia64/sn/include/xtalk/hubdev.h b/arch/ia64/sn/include/xtalk/hubdev.h deleted file mode 100644 index 8182583c762c..000000000000 --- a/arch/ia64/sn/include/xtalk/hubdev.h +++ /dev/null @@ -1,91 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1992 - 1997, 2000-2005 Silicon Graphics, Inc. All rights reserved. - */ -#ifndef _ASM_IA64_SN_XTALK_HUBDEV_H -#define _ASM_IA64_SN_XTALK_HUBDEV_H - -#include "xtalk/xwidgetdev.h" - -#define HUB_WIDGET_ID_MAX 0xf -#define DEV_PER_WIDGET (2*2*8) -#define IIO_ITTE_WIDGET_BITS 4 /* size of widget field */ -#define IIO_ITTE_WIDGET_MASK ((1<<IIO_ITTE_WIDGET_BITS)-1) -#define IIO_ITTE_WIDGET_SHIFT 8 - -#define IIO_ITTE_WIDGET(itte) \ - (((itte) >> IIO_ITTE_WIDGET_SHIFT) & IIO_ITTE_WIDGET_MASK) - -/* - * Use the top big window as a surrogate for the first small window - */ -#define SWIN0_BIGWIN HUB_NUM_BIG_WINDOW -#define IIO_NUM_ITTES 7 -#define HUB_NUM_BIG_WINDOW (IIO_NUM_ITTES - 1) - -/* This struct is shared between the PROM and the kernel. - * Changes to this struct will require corresponding changes to the kernel. - */ -struct sn_flush_device_common { - int sfdl_bus; - int sfdl_slot; - int sfdl_pin; - struct common_bar_list { - unsigned long start; - unsigned long end; - } sfdl_bar_list[6]; - unsigned long sfdl_force_int_addr; - unsigned long sfdl_flush_value; - volatile unsigned long *sfdl_flush_addr; - u32 sfdl_persistent_busnum; - u32 sfdl_persistent_segment; - struct pcibus_info *sfdl_pcibus_info; -}; - -/* This struct is kernel only and is not used by the PROM */ -struct sn_flush_device_kernel { - spinlock_t sfdl_flush_lock; - struct sn_flush_device_common *common; -}; - -/* 01/16/06 This struct is the old PROM/kernel struct and needs to be included - * for older official PROMs to function on the new kernel base. This struct - * will be removed when the next official PROM release occurs. */ - -struct sn_flush_device_war { - struct sn_flush_device_common common; - u32 filler; /* older PROMs expect the default size of a spinlock_t */ -}; - -/* - * **widget_p - Used as an array[wid_num][device] of sn_flush_device_kernel. - */ -struct sn_flush_nasid_entry { - struct sn_flush_device_kernel **widget_p; // Used as an array of wid_num - u64 iio_itte[8]; -}; - -struct hubdev_info { - geoid_t hdi_geoid; - short hdi_nasid; - short hdi_peer_nasid; /* Dual Porting Peer */ - - struct sn_flush_nasid_entry hdi_flush_nasid_list; - struct xwidget_info hdi_xwidget_info[HUB_WIDGET_ID_MAX + 1]; - - - void *hdi_nodepda; - void *hdi_node_vertex; - u32 max_segment_number; - u32 max_pcibus_number; -}; - -extern void hubdev_init_node(nodepda_t *, cnodeid_t); -extern void hub_error_init(struct hubdev_info *); -extern void ice_error_init(struct hubdev_info *); - - -#endif /* _ASM_IA64_SN_XTALK_HUBDEV_H */ diff --git a/arch/ia64/sn/include/xtalk/xbow.h b/arch/ia64/sn/include/xtalk/xbow.h deleted file mode 100644 index 90f37a4133d0..000000000000 --- a/arch/ia64/sn/include/xtalk/xbow.h +++ /dev/null @@ -1,301 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1992-1997,2000-2006 Silicon Graphics, Inc. All Rights - * Reserved. - */ -#ifndef _ASM_IA64_SN_XTALK_XBOW_H -#define _ASM_IA64_SN_XTALK_XBOW_H - -#define XBOW_PORT_8 0x8 -#define XBOW_PORT_C 0xc -#define XBOW_PORT_F 0xf - -#define MAX_XBOW_PORTS 8 /* number of ports on xbow chip */ -#define BASE_XBOW_PORT XBOW_PORT_8 /* Lowest external port */ - -#define XBOW_CREDIT 4 - -#define MAX_XBOW_NAME 16 - -/* Register set for each xbow link */ -typedef volatile struct xb_linkregs_s { -/* - * we access these through synergy unswizzled space, so the address - * gets twiddled (i.e. references to 0x4 actually go to 0x0 and vv.) - * That's why we put the register first and filler second. - */ - u32 link_ibf; - u32 filler0; /* filler for proper alignment */ - u32 link_control; - u32 filler1; - u32 link_status; - u32 filler2; - u32 link_arb_upper; - u32 filler3; - u32 link_arb_lower; - u32 filler4; - u32 link_status_clr; - u32 filler5; - u32 link_reset; - u32 filler6; - u32 link_aux_status; - u32 filler7; -} xb_linkregs_t; - -typedef volatile struct xbow_s { - /* standard widget configuration 0x000000-0x000057 */ - struct widget_cfg xb_widget; /* 0x000000 */ - - /* helper fieldnames for accessing bridge widget */ - -#define xb_wid_id xb_widget.w_id -#define xb_wid_stat xb_widget.w_status -#define xb_wid_err_upper xb_widget.w_err_upper_addr -#define xb_wid_err_lower xb_widget.w_err_lower_addr -#define xb_wid_control xb_widget.w_control -#define xb_wid_req_timeout xb_widget.w_req_timeout -#define xb_wid_int_upper xb_widget.w_intdest_upper_addr -#define xb_wid_int_lower xb_widget.w_intdest_lower_addr -#define xb_wid_err_cmdword xb_widget.w_err_cmd_word -#define xb_wid_llp xb_widget.w_llp_cfg -#define xb_wid_stat_clr xb_widget.w_tflush - -/* - * we access these through synergy unswizzled space, so the address - * gets twiddled (i.e. references to 0x4 actually go to 0x0 and vv.) - * That's why we put the register first and filler second. - */ - /* xbow-specific widget configuration 0x000058-0x0000FF */ - u32 xb_wid_arb_reload; /* 0x00005C */ - u32 _pad_000058; - u32 xb_perf_ctr_a; /* 0x000064 */ - u32 _pad_000060; - u32 xb_perf_ctr_b; /* 0x00006c */ - u32 _pad_000068; - u32 xb_nic; /* 0x000074 */ - u32 _pad_000070; - - /* Xbridge only */ - u32 xb_w0_rst_fnc; /* 0x00007C */ - u32 _pad_000078; - u32 xb_l8_rst_fnc; /* 0x000084 */ - u32 _pad_000080; - u32 xb_l9_rst_fnc; /* 0x00008c */ - u32 _pad_000088; - u32 xb_la_rst_fnc; /* 0x000094 */ - u32 _pad_000090; - u32 xb_lb_rst_fnc; /* 0x00009c */ - u32 _pad_000098; - u32 xb_lc_rst_fnc; /* 0x0000a4 */ - u32 _pad_0000a0; - u32 xb_ld_rst_fnc; /* 0x0000ac */ - u32 _pad_0000a8; - u32 xb_le_rst_fnc; /* 0x0000b4 */ - u32 _pad_0000b0; - u32 xb_lf_rst_fnc; /* 0x0000bc */ - u32 _pad_0000b8; - u32 xb_lock; /* 0x0000c4 */ - u32 _pad_0000c0; - u32 xb_lock_clr; /* 0x0000cc */ - u32 _pad_0000c8; - /* end of Xbridge only */ - u32 _pad_0000d0[12]; - - /* Link Specific Registers, port 8..15 0x000100-0x000300 */ - xb_linkregs_t xb_link_raw[MAX_XBOW_PORTS]; -} xbow_t; - -#define xb_link(p) xb_link_raw[(p) & (MAX_XBOW_PORTS - 1)] - -#define XB_FLAGS_EXISTS 0x1 /* device exists */ -#define XB_FLAGS_MASTER 0x2 -#define XB_FLAGS_SLAVE 0x0 -#define XB_FLAGS_GBR 0x4 -#define XB_FLAGS_16BIT 0x8 -#define XB_FLAGS_8BIT 0x0 - -/* is widget port number valid? (based on version 7.0 of xbow spec) */ -#define XBOW_WIDGET_IS_VALID(wid) ((wid) >= XBOW_PORT_8 && (wid) <= XBOW_PORT_F) - -/* whether to use upper or lower arbitration register, given source widget id */ -#define XBOW_ARB_IS_UPPER(wid) ((wid) >= XBOW_PORT_8 && (wid) <= XBOW_PORT_B) -#define XBOW_ARB_IS_LOWER(wid) ((wid) >= XBOW_PORT_C && (wid) <= XBOW_PORT_F) - -/* offset of arbitration register, given source widget id */ -#define XBOW_ARB_OFF(wid) (XBOW_ARB_IS_UPPER(wid) ? 0x1c : 0x24) - -#define XBOW_WID_ID WIDGET_ID -#define XBOW_WID_STAT WIDGET_STATUS -#define XBOW_WID_ERR_UPPER WIDGET_ERR_UPPER_ADDR -#define XBOW_WID_ERR_LOWER WIDGET_ERR_LOWER_ADDR -#define XBOW_WID_CONTROL WIDGET_CONTROL -#define XBOW_WID_REQ_TO WIDGET_REQ_TIMEOUT -#define XBOW_WID_INT_UPPER WIDGET_INTDEST_UPPER_ADDR -#define XBOW_WID_INT_LOWER WIDGET_INTDEST_LOWER_ADDR -#define XBOW_WID_ERR_CMDWORD WIDGET_ERR_CMD_WORD -#define XBOW_WID_LLP WIDGET_LLP_CFG -#define XBOW_WID_STAT_CLR WIDGET_TFLUSH -#define XBOW_WID_ARB_RELOAD 0x5c -#define XBOW_WID_PERF_CTR_A 0x64 -#define XBOW_WID_PERF_CTR_B 0x6c -#define XBOW_WID_NIC 0x74 - -/* Xbridge only */ -#define XBOW_W0_RST_FNC 0x00007C -#define XBOW_L8_RST_FNC 0x000084 -#define XBOW_L9_RST_FNC 0x00008c -#define XBOW_LA_RST_FNC 0x000094 -#define XBOW_LB_RST_FNC 0x00009c -#define XBOW_LC_RST_FNC 0x0000a4 -#define XBOW_LD_RST_FNC 0x0000ac -#define XBOW_LE_RST_FNC 0x0000b4 -#define XBOW_LF_RST_FNC 0x0000bc -#define XBOW_RESET_FENCE(x) ((x) > 7 && (x) < 16) ? \ - (XBOW_W0_RST_FNC + ((x) - 7) * 8) : \ - ((x) == 0) ? XBOW_W0_RST_FNC : 0 -#define XBOW_LOCK 0x0000c4 -#define XBOW_LOCK_CLR 0x0000cc -/* End of Xbridge only */ - -/* used only in ide, but defined here within the reserved portion */ -/* of the widget0 address space (before 0xf4) */ -#define XBOW_WID_UNDEF 0xe4 - -/* xbow link register set base, legal value for x is 0x8..0xf */ -#define XB_LINK_BASE 0x100 -#define XB_LINK_OFFSET 0x40 -#define XB_LINK_REG_BASE(x) (XB_LINK_BASE + ((x) & (MAX_XBOW_PORTS - 1)) * XB_LINK_OFFSET) - -#define XB_LINK_IBUF_FLUSH(x) (XB_LINK_REG_BASE(x) + 0x4) -#define XB_LINK_CTRL(x) (XB_LINK_REG_BASE(x) + 0xc) -#define XB_LINK_STATUS(x) (XB_LINK_REG_BASE(x) + 0x14) -#define XB_LINK_ARB_UPPER(x) (XB_LINK_REG_BASE(x) + 0x1c) -#define XB_LINK_ARB_LOWER(x) (XB_LINK_REG_BASE(x) + 0x24) -#define XB_LINK_STATUS_CLR(x) (XB_LINK_REG_BASE(x) + 0x2c) -#define XB_LINK_RESET(x) (XB_LINK_REG_BASE(x) + 0x34) -#define XB_LINK_AUX_STATUS(x) (XB_LINK_REG_BASE(x) + 0x3c) - -/* link_control(x) */ -#define XB_CTRL_LINKALIVE_IE 0x80000000 /* link comes alive */ -/* reserved: 0x40000000 */ -#define XB_CTRL_PERF_CTR_MODE_MSK 0x30000000 /* perf counter mode */ -#define XB_CTRL_IBUF_LEVEL_MSK 0x0e000000 /* input packet buffer - level */ -#define XB_CTRL_8BIT_MODE 0x01000000 /* force link into 8 - bit mode */ -#define XB_CTRL_BAD_LLP_PKT 0x00800000 /* force bad LLP - packet */ -#define XB_CTRL_WIDGET_CR_MSK 0x007c0000 /* LLP widget credit - mask */ -#define XB_CTRL_WIDGET_CR_SHFT 18 /* LLP widget credit - shift */ -#define XB_CTRL_ILLEGAL_DST_IE 0x00020000 /* illegal destination - */ -#define XB_CTRL_OALLOC_IBUF_IE 0x00010000 /* overallocated input - buffer */ -/* reserved: 0x0000fe00 */ -#define XB_CTRL_BNDWDTH_ALLOC_IE 0x00000100 /* bandwidth alloc */ -#define XB_CTRL_RCV_CNT_OFLOW_IE 0x00000080 /* rcv retry overflow */ -#define XB_CTRL_XMT_CNT_OFLOW_IE 0x00000040 /* xmt retry overflow */ -#define XB_CTRL_XMT_MAX_RTRY_IE 0x00000020 /* max transmit retry */ -#define XB_CTRL_RCV_IE 0x00000010 /* receive */ -#define XB_CTRL_XMT_RTRY_IE 0x00000008 /* transmit retry */ -/* reserved: 0x00000004 */ -#define XB_CTRL_MAXREQ_TOUT_IE 0x00000002 /* maximum request - timeout */ -#define XB_CTRL_SRC_TOUT_IE 0x00000001 /* source timeout */ - -/* link_status(x) */ -#define XB_STAT_LINKALIVE XB_CTRL_LINKALIVE_IE -/* reserved: 0x7ff80000 */ -#define XB_STAT_MULTI_ERR 0x00040000 /* multi error */ -#define XB_STAT_ILLEGAL_DST_ERR XB_CTRL_ILLEGAL_DST_IE -#define XB_STAT_OALLOC_IBUF_ERR XB_CTRL_OALLOC_IBUF_IE -#define XB_STAT_BNDWDTH_ALLOC_ID_MSK 0x0000ff00 /* port bitmask */ -#define XB_STAT_RCV_CNT_OFLOW_ERR XB_CTRL_RCV_CNT_OFLOW_IE -#define XB_STAT_XMT_CNT_OFLOW_ERR XB_CTRL_XMT_CNT_OFLOW_IE -#define XB_STAT_XMT_MAX_RTRY_ERR XB_CTRL_XMT_MAX_RTRY_IE -#define XB_STAT_RCV_ERR XB_CTRL_RCV_IE -#define XB_STAT_XMT_RTRY_ERR XB_CTRL_XMT_RTRY_IE -/* reserved: 0x00000004 */ -#define XB_STAT_MAXREQ_TOUT_ERR XB_CTRL_MAXREQ_TOUT_IE -#define XB_STAT_SRC_TOUT_ERR XB_CTRL_SRC_TOUT_IE - -/* link_aux_status(x) */ -#define XB_AUX_STAT_RCV_CNT 0xff000000 -#define XB_AUX_STAT_XMT_CNT 0x00ff0000 -#define XB_AUX_STAT_TOUT_DST 0x0000ff00 -#define XB_AUX_LINKFAIL_RST_BAD 0x00000040 -#define XB_AUX_STAT_PRESENT 0x00000020 -#define XB_AUX_STAT_PORT_WIDTH 0x00000010 -/* reserved: 0x0000000f */ - -/* - * link_arb_upper/link_arb_lower(x), (reg) should be the link_arb_upper - * register if (x) is 0x8..0xb, link_arb_lower if (x) is 0xc..0xf - */ -#define XB_ARB_GBR_MSK 0x1f -#define XB_ARB_RR_MSK 0x7 -#define XB_ARB_GBR_SHFT(x) (((x) & 0x3) * 8) -#define XB_ARB_RR_SHFT(x) (((x) & 0x3) * 8 + 5) -#define XB_ARB_GBR_CNT(reg,x) ((reg) >> XB_ARB_GBR_SHFT(x) & XB_ARB_GBR_MSK) -#define XB_ARB_RR_CNT(reg,x) ((reg) >> XB_ARB_RR_SHFT(x) & XB_ARB_RR_MSK) - -/* XBOW_WID_STAT */ -#define XB_WID_STAT_LINK_INTR_SHFT (24) -#define XB_WID_STAT_LINK_INTR_MASK (0xFF << XB_WID_STAT_LINK_INTR_SHFT) -#define XB_WID_STAT_LINK_INTR(x) \ - (0x1 << (((x)&7) + XB_WID_STAT_LINK_INTR_SHFT)) -#define XB_WID_STAT_WIDGET0_INTR 0x00800000 -#define XB_WID_STAT_SRCID_MASK 0x000003c0 /* Xbridge only */ -#define XB_WID_STAT_REG_ACC_ERR 0x00000020 -#define XB_WID_STAT_RECV_TOUT 0x00000010 /* Xbridge only */ -#define XB_WID_STAT_ARB_TOUT 0x00000008 /* Xbridge only */ -#define XB_WID_STAT_XTALK_ERR 0x00000004 -#define XB_WID_STAT_DST_TOUT 0x00000002 /* Xbridge only */ -#define XB_WID_STAT_MULTI_ERR 0x00000001 - -#define XB_WID_STAT_SRCID_SHFT 6 - -/* XBOW_WID_CONTROL */ -#define XB_WID_CTRL_REG_ACC_IE XB_WID_STAT_REG_ACC_ERR -#define XB_WID_CTRL_RECV_TOUT XB_WID_STAT_RECV_TOUT -#define XB_WID_CTRL_ARB_TOUT XB_WID_STAT_ARB_TOUT -#define XB_WID_CTRL_XTALK_IE XB_WID_STAT_XTALK_ERR - -/* XBOW_WID_INT_UPPER */ -/* defined in xwidget.h for WIDGET_INTDEST_UPPER_ADDR */ - -/* XBOW WIDGET part number, in the ID register */ -#define XBOW_WIDGET_PART_NUM 0x0 /* crossbow */ -#define XXBOW_WIDGET_PART_NUM 0xd000 /* Xbridge */ -#define XBOW_WIDGET_MFGR_NUM 0x0 -#define XXBOW_WIDGET_MFGR_NUM 0x0 -#define PXBOW_WIDGET_PART_NUM 0xd100 /* PIC */ - -#define XBOW_REV_1_0 0x1 /* xbow rev 1.0 is "1" */ -#define XBOW_REV_1_1 0x2 /* xbow rev 1.1 is "2" */ -#define XBOW_REV_1_2 0x3 /* xbow rev 1.2 is "3" */ -#define XBOW_REV_1_3 0x4 /* xbow rev 1.3 is "4" */ -#define XBOW_REV_2_0 0x5 /* xbow rev 2.0 is "5" */ - -#define XXBOW_PART_REV_1_0 (XXBOW_WIDGET_PART_NUM << 4 | 0x1 ) -#define XXBOW_PART_REV_2_0 (XXBOW_WIDGET_PART_NUM << 4 | 0x2 ) - -/* XBOW_WID_ARB_RELOAD */ -#define XBOW_WID_ARB_RELOAD_INT 0x3f /* GBR reload interval */ - -#define IS_XBRIDGE_XBOW(wid) \ - (XWIDGET_PART_NUM(wid) == XXBOW_WIDGET_PART_NUM && \ - XWIDGET_MFG_NUM(wid) == XXBOW_WIDGET_MFGR_NUM) - -#define IS_PIC_XBOW(wid) \ - (XWIDGET_PART_NUM(wid) == PXBOW_WIDGET_PART_NUM && \ - XWIDGET_MFG_NUM(wid) == XXBOW_WIDGET_MFGR_NUM) - -#define XBOW_WAR_ENABLED(pv, widid) ((1 << XWIDGET_REV_NUM(widid)) & pv) - -#endif /* _ASM_IA64_SN_XTALK_XBOW_H */ diff --git a/arch/ia64/sn/include/xtalk/xwidgetdev.h b/arch/ia64/sn/include/xtalk/xwidgetdev.h deleted file mode 100644 index 2800eda0fd68..000000000000 --- a/arch/ia64/sn/include/xtalk/xwidgetdev.h +++ /dev/null @@ -1,70 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1992-1997,2000-2003 Silicon Graphics, Inc. All Rights Reserved. - */ -#ifndef _ASM_IA64_SN_XTALK_XWIDGET_H -#define _ASM_IA64_SN_XTALK_XWIDGET_H - -/* WIDGET_ID */ -#define WIDGET_REV_NUM 0xf0000000 -#define WIDGET_PART_NUM 0x0ffff000 -#define WIDGET_MFG_NUM 0x00000ffe -#define WIDGET_REV_NUM_SHFT 28 -#define WIDGET_PART_NUM_SHFT 12 -#define WIDGET_MFG_NUM_SHFT 1 - -#define XWIDGET_PART_NUM(widgetid) (((widgetid) & WIDGET_PART_NUM) >> WIDGET_PART_NUM_SHFT) -#define XWIDGET_REV_NUM(widgetid) (((widgetid) & WIDGET_REV_NUM) >> WIDGET_REV_NUM_SHFT) -#define XWIDGET_MFG_NUM(widgetid) (((widgetid) & WIDGET_MFG_NUM) >> WIDGET_MFG_NUM_SHFT) -#define XWIDGET_PART_REV_NUM(widgetid) ((XWIDGET_PART_NUM(widgetid) << 4) | \ - XWIDGET_REV_NUM(widgetid)) -#define XWIDGET_PART_REV_NUM_REV(partrev) (partrev & 0xf) - -/* widget configuration registers */ -struct widget_cfg{ - u32 w_id; /* 0x04 */ - u32 w_pad_0; /* 0x00 */ - u32 w_status; /* 0x0c */ - u32 w_pad_1; /* 0x08 */ - u32 w_err_upper_addr; /* 0x14 */ - u32 w_pad_2; /* 0x10 */ - u32 w_err_lower_addr; /* 0x1c */ - u32 w_pad_3; /* 0x18 */ - u32 w_control; /* 0x24 */ - u32 w_pad_4; /* 0x20 */ - u32 w_req_timeout; /* 0x2c */ - u32 w_pad_5; /* 0x28 */ - u32 w_intdest_upper_addr; /* 0x34 */ - u32 w_pad_6; /* 0x30 */ - u32 w_intdest_lower_addr; /* 0x3c */ - u32 w_pad_7; /* 0x38 */ - u32 w_err_cmd_word; /* 0x44 */ - u32 w_pad_8; /* 0x40 */ - u32 w_llp_cfg; /* 0x4c */ - u32 w_pad_9; /* 0x48 */ - u32 w_tflush; /* 0x54 */ - u32 w_pad_10; /* 0x50 */ -}; - -/* - * Crosstalk Widget Hardware Identification, as defined in the Crosstalk spec. - */ -struct xwidget_hwid{ - int mfg_num; - int rev_num; - int part_num; -}; - -struct xwidget_info{ - - struct xwidget_hwid xwi_hwid; /* Widget Identification */ - char xwi_masterxid; /* Hub's Widget Port Number */ - void *xwi_hubinfo; /* Hub's provider private info */ - u64 *xwi_hub_provider; /* prom provider functions */ - void *xwi_vertex; -}; - -#endif /* _ASM_IA64_SN_XTALK_XWIDGET_H */ diff --git a/arch/ia64/sn/kernel/Makefile b/arch/ia64/sn/kernel/Makefile deleted file mode 100644 index 9c349dd23265..000000000000 --- a/arch/ia64/sn/kernel/Makefile +++ /dev/null @@ -1,18 +0,0 @@ -# arch/ia64/sn/kernel/Makefile -# -# This file is subject to the terms and conditions of the GNU General Public -# License. See the file "COPYING" in the main directory of this archive -# for more details. -# -# Copyright (C) 1999,2001-2006,2008 Silicon Graphics, Inc. All Rights Reserved. -# - -ccflags-y := -I $(srctree)/arch/ia64/sn/include - -obj-y += setup.o bte.o bte_error.o irq.o mca.o idle.o \ - huberror.o io_acpi_init.o io_common.o \ - io_init.o iomv.o klconflib.o pio_phys.o \ - sn2/ -obj-$(CONFIG_IA64_GENERIC) += machvec.o -obj-$(CONFIG_SGI_TIOCX) += tiocx.o -obj-$(CONFIG_PCI_MSI) += msi_sn.o diff --git a/arch/ia64/sn/kernel/bte.c b/arch/ia64/sn/kernel/bte.c deleted file mode 100644 index 9900e6d4add6..000000000000 --- a/arch/ia64/sn/kernel/bte.c +++ /dev/null @@ -1,475 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 2000-2007 Silicon Graphics, Inc. All Rights Reserved. - */ - -#include <linux/module.h> -#include <asm/sn/nodepda.h> -#include <asm/sn/addrs.h> -#include <asm/sn/arch.h> -#include <asm/sn/sn_cpuid.h> -#include <asm/sn/pda.h> -#include <asm/sn/shubio.h> -#include <asm/nodedata.h> -#include <asm/delay.h> - -#include <linux/memblock.h> -#include <linux/string.h> -#include <linux/sched.h> -#include <linux/slab.h> - -#include <asm/sn/bte.h> - -#ifndef L1_CACHE_MASK -#define L1_CACHE_MASK (L1_CACHE_BYTES - 1) -#endif - -/* two interfaces on two btes */ -#define MAX_INTERFACES_TO_TRY 4 -#define MAX_NODES_TO_TRY 2 - -static struct bteinfo_s *bte_if_on_node(nasid_t nasid, int interface) -{ - nodepda_t *tmp_nodepda; - - if (nasid_to_cnodeid(nasid) == -1) - return (struct bteinfo_s *)NULL; - - tmp_nodepda = NODEPDA(nasid_to_cnodeid(nasid)); - return &tmp_nodepda->bte_if[interface]; - -} - -static inline void bte_start_transfer(struct bteinfo_s *bte, u64 len, u64 mode) -{ - if (is_shub2()) { - BTE_CTRL_STORE(bte, (IBLS_BUSY | ((len) | (mode) << 24))); - } else { - BTE_LNSTAT_STORE(bte, len); - BTE_CTRL_STORE(bte, mode); - } -} - -/************************************************************************ - * Block Transfer Engine copy related functions. - * - ***********************************************************************/ - -/* - * bte_copy(src, dest, len, mode, notification) - * - * Use the block transfer engine to move kernel memory from src to dest - * using the assigned mode. - * - * Parameters: - * src - physical address of the transfer source. - * dest - physical address of the transfer destination. - * len - number of bytes to transfer from source to dest. - * mode - hardware defined. See reference information - * for IBCT0/1 in the SHUB Programmers Reference - * notification - kernel virtual address of the notification cache - * line. If NULL, the default is used and - * the bte_copy is synchronous. - * - * NOTE: This function requires src, dest, and len to - * be cacheline aligned. - */ -bte_result_t bte_copy(u64 src, u64 dest, u64 len, u64 mode, void *notification) -{ - u64 transfer_size; - u64 transfer_stat; - u64 notif_phys_addr; - struct bteinfo_s *bte; - bte_result_t bte_status; - unsigned long irq_flags; - unsigned long itc_end = 0; - int nasid_to_try[MAX_NODES_TO_TRY]; - int my_nasid = cpuid_to_nasid(raw_smp_processor_id()); - int bte_if_index, nasid_index; - int bte_first, btes_per_node = BTES_PER_NODE; - - BTE_PRINTK(("bte_copy(0x%lx, 0x%lx, 0x%lx, 0x%lx, 0x%p)\n", - src, dest, len, mode, notification)); - - if (len == 0) { - return BTE_SUCCESS; - } - - BUG_ON(len & L1_CACHE_MASK); - BUG_ON(src & L1_CACHE_MASK); - BUG_ON(dest & L1_CACHE_MASK); - BUG_ON(len > BTE_MAX_XFER); - - /* - * Start with interface corresponding to cpu number - */ - bte_first = raw_smp_processor_id() % btes_per_node; - - if (mode & BTE_USE_DEST) { - /* try remote then local */ - nasid_to_try[0] = NASID_GET(dest); - if (mode & BTE_USE_ANY) { - nasid_to_try[1] = my_nasid; - } else { - nasid_to_try[1] = 0; - } - } else { - /* try local then remote */ - nasid_to_try[0] = my_nasid; - if (mode & BTE_USE_ANY) { - nasid_to_try[1] = NASID_GET(dest); - } else { - nasid_to_try[1] = 0; - } - } - -retry_bteop: - do { - local_irq_save(irq_flags); - - bte_if_index = bte_first; - nasid_index = 0; - - /* Attempt to lock one of the BTE interfaces. */ - while (nasid_index < MAX_NODES_TO_TRY) { - bte = bte_if_on_node(nasid_to_try[nasid_index],bte_if_index); - - if (bte == NULL) { - nasid_index++; - continue; - } - - if (spin_trylock(&bte->spinlock)) { - if (!(*bte->most_rcnt_na & BTE_WORD_AVAILABLE) || - (BTE_LNSTAT_LOAD(bte) & BTE_ACTIVE)) { - /* Got the lock but BTE still busy */ - spin_unlock(&bte->spinlock); - } else { - /* we got the lock and it's not busy */ - break; - } - } - - bte_if_index = (bte_if_index + 1) % btes_per_node; /* Next interface */ - if (bte_if_index == bte_first) { - /* - * We've tried all interfaces on this node - */ - nasid_index++; - } - - bte = NULL; - } - - if (bte != NULL) { - break; - } - - local_irq_restore(irq_flags); - - if (!(mode & BTE_WACQUIRE)) { - return BTEFAIL_NOTAVAIL; - } - } while (1); - - if (notification == NULL) { - /* User does not want to be notified. */ - bte->most_rcnt_na = &bte->notify; - } else { - bte->most_rcnt_na = notification; - } - - /* Calculate the number of cache lines to transfer. */ - transfer_size = ((len >> L1_CACHE_SHIFT) & BTE_LEN_MASK); - - /* Initialize the notification to a known value. */ - *bte->most_rcnt_na = BTE_WORD_BUSY; - notif_phys_addr = (u64)bte->most_rcnt_na; - - /* Set the source and destination registers */ - BTE_PRINTKV(("IBSA = 0x%lx)\n", src)); - BTE_SRC_STORE(bte, src); - BTE_PRINTKV(("IBDA = 0x%lx)\n", dest)); - BTE_DEST_STORE(bte, dest); - - /* Set the notification register */ - BTE_PRINTKV(("IBNA = 0x%lx)\n", notif_phys_addr)); - BTE_NOTIF_STORE(bte, notif_phys_addr); - - /* Initiate the transfer */ - BTE_PRINTK(("IBCT = 0x%lx)\n", BTE_VALID_MODE(mode))); - bte_start_transfer(bte, transfer_size, BTE_VALID_MODE(mode)); - - itc_end = ia64_get_itc() + (40000000 * local_cpu_data->cyc_per_usec); - - spin_unlock_irqrestore(&bte->spinlock, irq_flags); - - if (notification != NULL) { - return BTE_SUCCESS; - } - - while ((transfer_stat = *bte->most_rcnt_na) == BTE_WORD_BUSY) { - cpu_relax(); - if (ia64_get_itc() > itc_end) { - BTE_PRINTK(("BTE timeout nasid 0x%x bte%d IBLS = 0x%lx na 0x%lx\n", - NASID_GET(bte->bte_base_addr), bte->bte_num, - BTE_LNSTAT_LOAD(bte), *bte->most_rcnt_na) ); - bte->bte_error_count++; - bte->bh_error = IBLS_ERROR; - bte_error_handler(NODEPDA(bte->bte_cnode)); - *bte->most_rcnt_na = BTE_WORD_AVAILABLE; - goto retry_bteop; - } - } - - BTE_PRINTKV((" Delay Done. IBLS = 0x%lx, most_rcnt_na = 0x%lx\n", - BTE_LNSTAT_LOAD(bte), *bte->most_rcnt_na)); - - if (transfer_stat & IBLS_ERROR) { - bte_status = BTE_GET_ERROR_STATUS(transfer_stat); - } else { - bte_status = BTE_SUCCESS; - } - *bte->most_rcnt_na = BTE_WORD_AVAILABLE; - - BTE_PRINTK(("Returning status is 0x%lx and most_rcnt_na is 0x%lx\n", - BTE_LNSTAT_LOAD(bte), *bte->most_rcnt_na)); - - return bte_status; -} - -EXPORT_SYMBOL(bte_copy); - -/* - * bte_unaligned_copy(src, dest, len, mode) - * - * use the block transfer engine to move kernel - * memory from src to dest using the assigned mode. - * - * Parameters: - * src - physical address of the transfer source. - * dest - physical address of the transfer destination. - * len - number of bytes to transfer from source to dest. - * mode - hardware defined. See reference information - * for IBCT0/1 in the SGI documentation. - * - * NOTE: If the source, dest, and len are all cache line aligned, - * then it would be _FAR_ preferable to use bte_copy instead. - */ -bte_result_t bte_unaligned_copy(u64 src, u64 dest, u64 len, u64 mode) -{ - int destFirstCacheOffset; - u64 headBteSource; - u64 headBteLen; - u64 headBcopySrcOffset; - u64 headBcopyDest; - u64 headBcopyLen; - u64 footBteSource; - u64 footBteLen; - u64 footBcopyDest; - u64 footBcopyLen; - bte_result_t rv; - char *bteBlock, *bteBlock_unaligned; - - if (len == 0) { - return BTE_SUCCESS; - } - - /* temporary buffer used during unaligned transfers */ - bteBlock_unaligned = kmalloc(len + 3 * L1_CACHE_BYTES, GFP_KERNEL); - if (bteBlock_unaligned == NULL) { - return BTEFAIL_NOTAVAIL; - } - bteBlock = (char *)L1_CACHE_ALIGN((u64) bteBlock_unaligned); - - headBcopySrcOffset = src & L1_CACHE_MASK; - destFirstCacheOffset = dest & L1_CACHE_MASK; - - /* - * At this point, the transfer is broken into - * (up to) three sections. The first section is - * from the start address to the first physical - * cache line, the second is from the first physical - * cache line to the last complete cache line, - * and the third is from the last cache line to the - * end of the buffer. The first and third sections - * are handled by bte copying into a temporary buffer - * and then bcopy'ing the necessary section into the - * final location. The middle section is handled with - * a standard bte copy. - * - * One nasty exception to the above rule is when the - * source and destination are not symmetrically - * mis-aligned. If the source offset from the first - * cache line is different from the destination offset, - * we make the first section be the entire transfer - * and the bcopy the entire block into place. - */ - if (headBcopySrcOffset == destFirstCacheOffset) { - - /* - * Both the source and destination are the same - * distance from a cache line boundary so we can - * use the bte to transfer the bulk of the - * data. - */ - headBteSource = src & ~L1_CACHE_MASK; - headBcopyDest = dest; - if (headBcopySrcOffset) { - headBcopyLen = - (len > - (L1_CACHE_BYTES - - headBcopySrcOffset) ? L1_CACHE_BYTES - - headBcopySrcOffset : len); - headBteLen = L1_CACHE_BYTES; - } else { - headBcopyLen = 0; - headBteLen = 0; - } - - if (len > headBcopyLen) { - footBcopyLen = (len - headBcopyLen) & L1_CACHE_MASK; - footBteLen = L1_CACHE_BYTES; - - footBteSource = src + len - footBcopyLen; - footBcopyDest = dest + len - footBcopyLen; - - if (footBcopyDest == (headBcopyDest + headBcopyLen)) { - /* - * We have two contiguous bcopy - * blocks. Merge them. - */ - headBcopyLen += footBcopyLen; - headBteLen += footBteLen; - } else if (footBcopyLen > 0) { - rv = bte_copy(footBteSource, - ia64_tpa((unsigned long)bteBlock), - footBteLen, mode, NULL); - if (rv != BTE_SUCCESS) { - kfree(bteBlock_unaligned); - return rv; - } - - memcpy(__va(footBcopyDest), - (char *)bteBlock, footBcopyLen); - } - } else { - footBcopyLen = 0; - footBteLen = 0; - } - - if (len > (headBcopyLen + footBcopyLen)) { - /* now transfer the middle. */ - rv = bte_copy((src + headBcopyLen), - (dest + - headBcopyLen), - (len - headBcopyLen - - footBcopyLen), mode, NULL); - if (rv != BTE_SUCCESS) { - kfree(bteBlock_unaligned); - return rv; - } - - } - } else { - - /* - * The transfer is not symmetric, we will - * allocate a buffer large enough for all the - * data, bte_copy into that buffer and then - * bcopy to the destination. - */ - - headBcopySrcOffset = src & L1_CACHE_MASK; - headBcopyDest = dest; - headBcopyLen = len; - - headBteSource = src - headBcopySrcOffset; - /* Add the leading and trailing bytes from source */ - headBteLen = L1_CACHE_ALIGN(len + headBcopySrcOffset); - } - - if (headBcopyLen > 0) { - rv = bte_copy(headBteSource, - ia64_tpa((unsigned long)bteBlock), headBteLen, - mode, NULL); - if (rv != BTE_SUCCESS) { - kfree(bteBlock_unaligned); - return rv; - } - - memcpy(__va(headBcopyDest), ((char *)bteBlock + - headBcopySrcOffset), headBcopyLen); - } - kfree(bteBlock_unaligned); - return BTE_SUCCESS; -} - -EXPORT_SYMBOL(bte_unaligned_copy); - -/************************************************************************ - * Block Transfer Engine initialization functions. - * - ***********************************************************************/ -static void bte_recovery_timeout(struct timer_list *t) -{ - struct nodepda_s *nodepda = from_timer(nodepda, t, bte_recovery_timer); - - bte_error_handler(nodepda); -} - -/* - * bte_init_node(nodepda, cnode) - * - * Initialize the nodepda structure with BTE base addresses and - * spinlocks. - */ -void bte_init_node(nodepda_t * mynodepda, cnodeid_t cnode) -{ - int i; - - /* - * Indicate that all the block transfer engines on this node - * are available. - */ - - /* - * Allocate one bte_recover_t structure per node. It holds - * the recovery lock for node. All the bte interface structures - * will point at this one bte_recover structure to get the lock. - */ - spin_lock_init(&mynodepda->bte_recovery_lock); - timer_setup(&mynodepda->bte_recovery_timer, bte_recovery_timeout, 0); - - for (i = 0; i < BTES_PER_NODE; i++) { - u64 *base_addr; - - /* Which link status register should we use? */ - base_addr = (u64 *) - REMOTE_HUB_ADDR(cnodeid_to_nasid(cnode), BTE_BASE_ADDR(i)); - mynodepda->bte_if[i].bte_base_addr = base_addr; - mynodepda->bte_if[i].bte_source_addr = BTE_SOURCE_ADDR(base_addr); - mynodepda->bte_if[i].bte_destination_addr = BTE_DEST_ADDR(base_addr); - mynodepda->bte_if[i].bte_control_addr = BTE_CTRL_ADDR(base_addr); - mynodepda->bte_if[i].bte_notify_addr = BTE_NOTIF_ADDR(base_addr); - - /* - * Initialize the notification and spinlock - * so the first transfer can occur. - */ - mynodepda->bte_if[i].most_rcnt_na = - &(mynodepda->bte_if[i].notify); - mynodepda->bte_if[i].notify = BTE_WORD_AVAILABLE; - spin_lock_init(&mynodepda->bte_if[i].spinlock); - - mynodepda->bte_if[i].bte_cnode = cnode; - mynodepda->bte_if[i].bte_error_count = 0; - mynodepda->bte_if[i].bte_num = i; - mynodepda->bte_if[i].cleanup_active = 0; - mynodepda->bte_if[i].bh_error = 0; - } - -} diff --git a/arch/ia64/sn/kernel/bte_error.c b/arch/ia64/sn/kernel/bte_error.c deleted file mode 100644 index d92786c09b34..000000000000 --- a/arch/ia64/sn/kernel/bte_error.c +++ /dev/null @@ -1,255 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 2000-2007 Silicon Graphics, Inc. All Rights Reserved. - */ - -#include <linux/types.h> -#include <asm/sn/sn_sal.h> -#include "ioerror.h" -#include <asm/sn/addrs.h> -#include <asm/sn/shubio.h> -#include <asm/sn/geo.h> -#include "xtalk/xwidgetdev.h" -#include "xtalk/hubdev.h" -#include <asm/sn/bte.h> -#include <asm/param.h> - -/* - * Bte error handling is done in two parts. The first captures - * any crb related errors. Since there can be multiple crbs per - * interface and multiple interfaces active, we need to wait until - * all active crbs are completed. This is the first job of the - * second part error handler. When all bte related CRBs are cleanly - * completed, it resets the interfaces and gets them ready for new - * transfers to be queued. - */ - -/* - * Wait until all BTE related CRBs are completed - * and then reset the interfaces. - */ -static int shub1_bte_error_handler(struct nodepda_s *err_nodepda) -{ - struct timer_list *recovery_timer = &err_nodepda->bte_recovery_timer; - nasid_t nasid; - int i; - int valid_crbs; - ii_imem_u_t imem; /* II IMEM Register */ - ii_icrb0_d_u_t icrbd; /* II CRB Register D */ - ii_ibcr_u_t ibcr; - ii_icmr_u_t icmr; - ii_ieclr_u_t ieclr; - - BTE_PRINTK(("shub1_bte_error_handler(%p) - %d\n", err_nodepda, - smp_processor_id())); - - if ((err_nodepda->bte_if[0].bh_error == BTE_SUCCESS) && - (err_nodepda->bte_if[1].bh_error == BTE_SUCCESS)) { - BTE_PRINTK(("eh:%p:%d Nothing to do.\n", err_nodepda, - smp_processor_id())); - return 1; - } - - /* Determine information about our hub */ - nasid = cnodeid_to_nasid(err_nodepda->bte_if[0].bte_cnode); - - /* - * A BTE transfer can use multiple CRBs. We need to make sure - * that all the BTE CRBs are complete (or timed out) before - * attempting to clean up the error. Resetting the BTE while - * there are still BTE CRBs active will hang the BTE. - * We should look at all the CRBs to see if they are allocated - * to the BTE and see if they are still active. When none - * are active, we can continue with the cleanup. - * - * We also want to make sure that the local NI port is up. - * When a router resets the NI port can go down, while it - * goes through the LLP handshake, but then comes back up. - */ - icmr.ii_icmr_regval = REMOTE_HUB_L(nasid, IIO_ICMR); - if (icmr.ii_icmr_fld_s.i_crb_mark != 0) { - /* - * There are errors which still need to be cleaned up by - * hubiio_crb_error_handler - */ - mod_timer(recovery_timer, jiffies + (HZ * 5)); - BTE_PRINTK(("eh:%p:%d Marked Giving up\n", err_nodepda, - smp_processor_id())); - return 1; - } - if (icmr.ii_icmr_fld_s.i_crb_vld != 0) { - - valid_crbs = icmr.ii_icmr_fld_s.i_crb_vld; - - for (i = 0; i < IIO_NUM_CRBS; i++) { - if (!((1 << i) & valid_crbs)) { - /* This crb was not marked as valid, ignore */ - continue; - } - icrbd.ii_icrb0_d_regval = - REMOTE_HUB_L(nasid, IIO_ICRB_D(i)); - if (icrbd.d_bteop) { - mod_timer(recovery_timer, jiffies + (HZ * 5)); - BTE_PRINTK(("eh:%p:%d Valid %d, Giving up\n", - err_nodepda, smp_processor_id(), - i)); - return 1; - } - } - } - - BTE_PRINTK(("eh:%p:%d Cleaning up\n", err_nodepda, smp_processor_id())); - /* Re-enable both bte interfaces */ - imem.ii_imem_regval = REMOTE_HUB_L(nasid, IIO_IMEM); - imem.ii_imem_fld_s.i_b0_esd = imem.ii_imem_fld_s.i_b1_esd = 1; - REMOTE_HUB_S(nasid, IIO_IMEM, imem.ii_imem_regval); - - /* Clear BTE0/1 error bits */ - ieclr.ii_ieclr_regval = 0; - if (err_nodepda->bte_if[0].bh_error != BTE_SUCCESS) - ieclr.ii_ieclr_fld_s.i_e_bte_0 = 1; - if (err_nodepda->bte_if[1].bh_error != BTE_SUCCESS) - ieclr.ii_ieclr_fld_s.i_e_bte_1 = 1; - REMOTE_HUB_S(nasid, IIO_IECLR, ieclr.ii_ieclr_regval); - - /* Reinitialize both BTE state machines. */ - ibcr.ii_ibcr_regval = REMOTE_HUB_L(nasid, IIO_IBCR); - ibcr.ii_ibcr_fld_s.i_soft_reset = 1; - REMOTE_HUB_S(nasid, IIO_IBCR, ibcr.ii_ibcr_regval); - - del_timer(recovery_timer); - return 0; -} - -/* - * Wait until all BTE related CRBs are completed - * and then reset the interfaces. - */ -static int shub2_bte_error_handler(struct nodepda_s *err_nodepda) -{ - struct timer_list *recovery_timer = &err_nodepda->bte_recovery_timer; - struct bteinfo_s *bte; - nasid_t nasid; - u64 status; - int i; - - nasid = cnodeid_to_nasid(err_nodepda->bte_if[0].bte_cnode); - - /* - * Verify that all the BTEs are complete - */ - for (i = 0; i < BTES_PER_NODE; i++) { - bte = &err_nodepda->bte_if[i]; - status = BTE_LNSTAT_LOAD(bte); - if (status & IBLS_ERROR) { - bte->bh_error = BTE_SHUB2_ERROR(status); - continue; - } - if (!(status & IBLS_BUSY)) - continue; - mod_timer(recovery_timer, jiffies + (HZ * 5)); - BTE_PRINTK(("eh:%p:%d Marked Giving up\n", err_nodepda, - smp_processor_id())); - return 1; - } - if (ia64_sn_bte_recovery(nasid)) - panic("bte_error_handler(): Fatal BTE Error"); - - del_timer(recovery_timer); - return 0; -} - -/* - * Wait until all BTE related CRBs are completed - * and then reset the interfaces. - */ -void bte_error_handler(struct nodepda_s *err_nodepda) -{ - spinlock_t *recovery_lock = &err_nodepda->bte_recovery_lock; - int i; - unsigned long irq_flags; - volatile u64 *notify; - bte_result_t bh_error; - - BTE_PRINTK(("bte_error_handler(%p) - %d\n", err_nodepda, - smp_processor_id())); - - spin_lock_irqsave(recovery_lock, irq_flags); - - /* - * Lock all interfaces on this node to prevent new transfers - * from being queued. - */ - for (i = 0; i < BTES_PER_NODE; i++) { - if (err_nodepda->bte_if[i].cleanup_active) { - continue; - } - spin_lock(&err_nodepda->bte_if[i].spinlock); - BTE_PRINTK(("eh:%p:%d locked %d\n", err_nodepda, - smp_processor_id(), i)); - err_nodepda->bte_if[i].cleanup_active = 1; - } - - if (is_shub1()) { - if (shub1_bte_error_handler(err_nodepda)) { - spin_unlock_irqrestore(recovery_lock, irq_flags); - return; - } - } else { - if (shub2_bte_error_handler(err_nodepda)) { - spin_unlock_irqrestore(recovery_lock, irq_flags); - return; - } - } - - for (i = 0; i < BTES_PER_NODE; i++) { - bh_error = err_nodepda->bte_if[i].bh_error; - if (bh_error != BTE_SUCCESS) { - /* There is an error which needs to be notified */ - notify = err_nodepda->bte_if[i].most_rcnt_na; - BTE_PRINTK(("cnode %d bte %d error=0x%lx\n", - err_nodepda->bte_if[i].bte_cnode, - err_nodepda->bte_if[i].bte_num, - IBLS_ERROR | (u64) bh_error)); - *notify = IBLS_ERROR | bh_error; - err_nodepda->bte_if[i].bh_error = BTE_SUCCESS; - } - - err_nodepda->bte_if[i].cleanup_active = 0; - BTE_PRINTK(("eh:%p:%d Unlocked %d\n", err_nodepda, - smp_processor_id(), i)); - spin_unlock(&err_nodepda->bte_if[i].spinlock); - } - - spin_unlock_irqrestore(recovery_lock, irq_flags); -} - -/* - * First part error handler. This is called whenever any error CRB interrupt - * is generated by the II. - */ -void -bte_crb_error_handler(cnodeid_t cnode, int btenum, - int crbnum, ioerror_t * ioe, int bteop) -{ - struct bteinfo_s *bte; - - - bte = &(NODEPDA(cnode)->bte_if[btenum]); - - /* - * The caller has already figured out the error type, we save that - * in the bte handle structure for the thread exercising the - * interface to consume. - */ - bte->bh_error = ioe->ie_errortype + BTEFAIL_OFFSET; - bte->bte_error_count++; - - BTE_PRINTK(("Got an error on cnode %d bte %d: HW error type 0x%x\n", - bte->bte_cnode, bte->bte_num, ioe->ie_errortype)); - bte_error_handler(NODEPDA(cnode)); -} - diff --git a/arch/ia64/sn/kernel/huberror.c b/arch/ia64/sn/kernel/huberror.c deleted file mode 100644 index 97fa56dddf50..000000000000 --- a/arch/ia64/sn/kernel/huberror.c +++ /dev/null @@ -1,220 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1992 - 1997, 2000,2002-2007 Silicon Graphics, Inc. All rights reserved. - */ - -#include <linux/types.h> -#include <linux/interrupt.h> -#include <asm/delay.h> -#include <asm/sn/sn_sal.h> -#include "ioerror.h" -#include <asm/sn/addrs.h> -#include <asm/sn/shubio.h> -#include <asm/sn/geo.h> -#include "xtalk/xwidgetdev.h" -#include "xtalk/hubdev.h" -#include <asm/sn/bte.h> - -void hubiio_crb_error_handler(struct hubdev_info *hubdev_info); -extern void bte_crb_error_handler(cnodeid_t, int, int, ioerror_t *, - int); -static irqreturn_t hub_eint_handler(int irq, void *arg) -{ - struct hubdev_info *hubdev_info; - struct ia64_sal_retval ret_stuff; - nasid_t nasid; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - hubdev_info = (struct hubdev_info *)arg; - nasid = hubdev_info->hdi_nasid; - - if (is_shub1()) { - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_HUB_ERROR_INTERRUPT, - (u64) nasid, 0, 0, 0, 0, 0, 0); - - if ((int)ret_stuff.v0) - panic("%s: Fatal %s Error", __func__, - ((nasid & 1) ? "TIO" : "HUBII")); - - if (!(nasid & 1)) /* Not a TIO, handle CRB errors */ - (void)hubiio_crb_error_handler(hubdev_info); - } else - if (nasid & 1) { /* TIO errors */ - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_HUB_ERROR_INTERRUPT, - (u64) nasid, 0, 0, 0, 0, 0, 0); - - if ((int)ret_stuff.v0) - panic("%s: Fatal TIO Error", __func__); - } else - bte_error_handler(NODEPDA(nasid_to_cnodeid(nasid))); - - return IRQ_HANDLED; -} - -/* - * Free the hub CRB "crbnum" which encountered an error. - * Assumption is, error handling was successfully done, - * and we now want to return the CRB back to Hub for normal usage. - * - * In order to free the CRB, all that's needed is to de-allocate it - * - * Assumption: - * No other processor is mucking around with the hub control register. - * So, upper layer has to single thread this. - */ -void hubiio_crb_free(struct hubdev_info *hubdev_info, int crbnum) -{ - ii_icrb0_b_u_t icrbb; - - /* - * The hardware does NOT clear the mark bit, so it must get cleared - * here to be sure the error is not processed twice. - */ - icrbb.ii_icrb0_b_regval = REMOTE_HUB_L(hubdev_info->hdi_nasid, - IIO_ICRB_B(crbnum)); - icrbb.b_mark = 0; - REMOTE_HUB_S(hubdev_info->hdi_nasid, IIO_ICRB_B(crbnum), - icrbb.ii_icrb0_b_regval); - /* - * Deallocate the register wait till hub indicates it's done. - */ - REMOTE_HUB_S(hubdev_info->hdi_nasid, IIO_ICDR, (IIO_ICDR_PND | crbnum)); - while (REMOTE_HUB_L(hubdev_info->hdi_nasid, IIO_ICDR) & IIO_ICDR_PND) - cpu_relax(); - -} - -/* - * hubiio_crb_error_handler - * - * This routine gets invoked when a hub gets an error - * interrupt. So, the routine is running in interrupt context - * at error interrupt level. - * Action: - * It's responsible for identifying ALL the CRBs that are marked - * with error, and process them. - * - * If you find the CRB that's marked with error, map this to the - * reason it caused error, and invoke appropriate error handler. - * - * XXX Be aware of the information in the context register. - * - * NOTE: - * Use REMOTE_HUB_* macro instead of LOCAL_HUB_* so that the interrupt - * handler can be run on any node. (not necessarily the node - * corresponding to the hub that encountered error). - */ - -void hubiio_crb_error_handler(struct hubdev_info *hubdev_info) -{ - nasid_t nasid; - ii_icrb0_a_u_t icrba; /* II CRB Register A */ - ii_icrb0_b_u_t icrbb; /* II CRB Register B */ - ii_icrb0_c_u_t icrbc; /* II CRB Register C */ - ii_icrb0_d_u_t icrbd; /* II CRB Register D */ - ii_icrb0_e_u_t icrbe; /* II CRB Register D */ - int i; - int num_errors = 0; /* Num of errors handled */ - ioerror_t ioerror; - - nasid = hubdev_info->hdi_nasid; - - /* - * XXX - Add locking for any recovery actions - */ - /* - * Scan through all CRBs in the Hub, and handle the errors - * in any of the CRBs marked. - */ - for (i = 0; i < IIO_NUM_CRBS; i++) { - /* Check this crb entry to see if it is in error. */ - icrbb.ii_icrb0_b_regval = REMOTE_HUB_L(nasid, IIO_ICRB_B(i)); - - if (icrbb.b_mark == 0) { - continue; - } - - icrba.ii_icrb0_a_regval = REMOTE_HUB_L(nasid, IIO_ICRB_A(i)); - - IOERROR_INIT(&ioerror); - - /* read other CRB error registers. */ - icrbc.ii_icrb0_c_regval = REMOTE_HUB_L(nasid, IIO_ICRB_C(i)); - icrbd.ii_icrb0_d_regval = REMOTE_HUB_L(nasid, IIO_ICRB_D(i)); - icrbe.ii_icrb0_e_regval = REMOTE_HUB_L(nasid, IIO_ICRB_E(i)); - - IOERROR_SETVALUE(&ioerror, errortype, icrbb.b_ecode); - - /* Check if this error is due to BTE operation, - * and handle it separately. - */ - if (icrbd.d_bteop || - ((icrbb.b_initiator == IIO_ICRB_INIT_BTE0 || - icrbb.b_initiator == IIO_ICRB_INIT_BTE1) && - (icrbb.b_imsgtype == IIO_ICRB_IMSGT_BTE || - icrbb.b_imsgtype == IIO_ICRB_IMSGT_SN1NET))) { - - int bte_num; - - if (icrbd.d_bteop) - bte_num = icrbc.c_btenum; - else /* b_initiator bit 2 gives BTE number */ - bte_num = (icrbb.b_initiator & 0x4) >> 2; - - hubiio_crb_free(hubdev_info, i); - - bte_crb_error_handler(nasid_to_cnodeid(nasid), bte_num, - i, &ioerror, icrbd.d_bteop); - num_errors++; - continue; - } - } -} - -/* - * Function : hub_error_init - * Purpose : initialize the error handling requirements for a given hub. - * Parameters : cnode, the compact nodeid. - * Assumptions : Called only once per hub, either by a local cpu. Or by a - * remote cpu, when this hub is headless.(cpuless) - * Returns : None - */ -void hub_error_init(struct hubdev_info *hubdev_info) -{ - - if (request_irq(SGI_II_ERROR, hub_eint_handler, IRQF_SHARED, - "SN_hub_error", hubdev_info)) { - printk(KERN_ERR "hub_error_init: Failed to request_irq for 0x%p\n", - hubdev_info); - return; - } - irq_set_handler(SGI_II_ERROR, handle_level_irq); - sn_set_err_irq_affinity(SGI_II_ERROR); -} - - -/* - * Function : ice_error_init - * Purpose : initialize the error handling requirements for a given tio. - * Parameters : cnode, the compact nodeid. - * Assumptions : Called only once per tio. - * Returns : None - */ -void ice_error_init(struct hubdev_info *hubdev_info) -{ - - if (request_irq - (SGI_TIO_ERROR, (void *)hub_eint_handler, IRQF_SHARED, "SN_TIO_error", - (void *)hubdev_info)) { - printk("ice_error_init: request_irq() error hubdev_info 0x%p\n", - hubdev_info); - return; - } - irq_set_handler(SGI_TIO_ERROR, handle_level_irq); - sn_set_err_irq_affinity(SGI_TIO_ERROR); -} - diff --git a/arch/ia64/sn/kernel/idle.c b/arch/ia64/sn/kernel/idle.c deleted file mode 100644 index 49d178f022b5..000000000000 --- a/arch/ia64/sn/kernel/idle.c +++ /dev/null @@ -1,30 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 2001-2004 Silicon Graphics, Inc. All rights reserved. - */ - -#include <asm/sn/leds.h> - -void snidle(int state) -{ - if (state) { - if (pda->idle_flag == 0) { - /* - * Turn the activity LED off. - */ - set_led_bits(0, LED_CPU_ACTIVITY); - } - - pda->idle_flag = 1; - } else { - /* - * Turn the activity LED on. - */ - set_led_bits(LED_CPU_ACTIVITY, LED_CPU_ACTIVITY); - - pda->idle_flag = 0; - } -} diff --git a/arch/ia64/sn/kernel/io_acpi_init.c b/arch/ia64/sn/kernel/io_acpi_init.c deleted file mode 100644 index c31fe637b0b4..000000000000 --- a/arch/ia64/sn/kernel/io_acpi_init.c +++ /dev/null @@ -1,513 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2006 Silicon Graphics, Inc. All rights reserved. - */ - -#include <asm/sn/types.h> -#include <asm/sn/addrs.h> -#include <asm/sn/pcidev.h> -#include <asm/sn/pcibus_provider_defs.h> -#include <asm/sn/sn_sal.h> -#include "xtalk/hubdev.h" -#include <linux/acpi.h> -#include <linux/slab.h> -#include <linux/export.h> - - -/* - * The code in this file will only be executed when running with - * a PROM that has ACPI IO support. (i.e., SN_ACPI_BASE_SUPPORT() == 1) - */ - - -/* - * This value must match the UUID the PROM uses - * (io/acpi/defblk.c) when building a vendor descriptor. - */ -struct acpi_vendor_uuid sn_uuid = { - .subtype = 0, - .data = { 0x2c, 0xc6, 0xa6, 0xfe, 0x9c, 0x44, 0xda, 0x11, - 0xa2, 0x7c, 0x08, 0x00, 0x69, 0x13, 0xea, 0x51 }, -}; - -struct sn_pcidev_match { - u8 bus; - unsigned int devfn; - acpi_handle handle; -}; - -/* - * Perform the early IO init in PROM. - */ -static long -sal_ioif_init(u64 *result) -{ - struct ia64_sal_retval isrv = {0,0,0,0}; - - SAL_CALL_NOLOCK(isrv, - SN_SAL_IOIF_INIT, 0, 0, 0, 0, 0, 0, 0); - *result = isrv.v0; - return isrv.status; -} - -/* - * sn_acpi_hubdev_init() - This function is called by acpi_ns_get_device_callback() - * for all SGIHUB and SGITIO acpi devices defined in the - * DSDT. It obtains the hubdev_info pointer from the - * ACPI vendor resource, which the PROM setup, and sets up the - * hubdev_info in the pda. - */ - -static acpi_status __init -sn_acpi_hubdev_init(acpi_handle handle, u32 depth, void *context, void **ret) -{ - struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; - struct acpi_buffer name_buffer = { ACPI_ALLOCATE_BUFFER, NULL }; - u64 addr; - struct hubdev_info *hubdev; - struct hubdev_info *hubdev_ptr; - int i; - u64 nasid; - struct acpi_resource *resource; - acpi_status status; - struct acpi_resource_vendor_typed *vendor; - extern void sn_common_hubdev_init(struct hubdev_info *); - - status = acpi_get_vendor_resource(handle, METHOD_NAME__CRS, - &sn_uuid, &buffer); - if (ACPI_FAILURE(status)) { - acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer); - printk(KERN_ERR - "sn_acpi_hubdev_init: acpi_get_vendor_resource() " - "(0x%x) failed for: %s\n", status, - (char *)name_buffer.pointer); - kfree(name_buffer.pointer); - return AE_OK; /* Continue walking namespace */ - } - - resource = buffer.pointer; - vendor = &resource->data.vendor_typed; - if ((vendor->byte_length - sizeof(struct acpi_vendor_uuid)) != - sizeof(struct hubdev_info *)) { - acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer); - printk(KERN_ERR - "sn_acpi_hubdev_init: Invalid vendor data length: " - "%d for: %s\n", - vendor->byte_length, (char *)name_buffer.pointer); - kfree(name_buffer.pointer); - goto exit; - } - - memcpy(&addr, vendor->byte_data, sizeof(struct hubdev_info *)); - hubdev_ptr = __va((struct hubdev_info *) addr); - - nasid = hubdev_ptr->hdi_nasid; - i = nasid_to_cnodeid(nasid); - hubdev = (struct hubdev_info *)(NODEPDA(i)->pdinfo); - *hubdev = *hubdev_ptr; - sn_common_hubdev_init(hubdev); - -exit: - kfree(buffer.pointer); - return AE_OK; /* Continue walking namespace */ -} - -/* - * sn_get_bussoft_ptr() - The pcibus_bussoft pointer is found in - * the ACPI Vendor resource for this bus. - */ -static struct pcibus_bussoft * -sn_get_bussoft_ptr(struct pci_bus *bus) -{ - u64 addr; - struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; - struct acpi_buffer name_buffer = { ACPI_ALLOCATE_BUFFER, NULL }; - acpi_handle handle; - struct pcibus_bussoft *prom_bussoft_ptr; - struct acpi_resource *resource; - acpi_status status; - struct acpi_resource_vendor_typed *vendor; - - - handle = acpi_device_handle(PCI_CONTROLLER(bus)->companion); - status = acpi_get_vendor_resource(handle, METHOD_NAME__CRS, - &sn_uuid, &buffer); - if (ACPI_FAILURE(status)) { - acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer); - printk(KERN_ERR "%s: " - "acpi_get_vendor_resource() failed (0x%x) for: %s\n", - __func__, status, (char *)name_buffer.pointer); - kfree(name_buffer.pointer); - return NULL; - } - resource = buffer.pointer; - vendor = &resource->data.vendor_typed; - - if ((vendor->byte_length - sizeof(struct acpi_vendor_uuid)) != - sizeof(struct pcibus_bussoft *)) { - printk(KERN_ERR - "%s: Invalid vendor data length %d\n", - __func__, vendor->byte_length); - kfree(buffer.pointer); - return NULL; - } - memcpy(&addr, vendor->byte_data, sizeof(struct pcibus_bussoft *)); - prom_bussoft_ptr = __va((struct pcibus_bussoft *) addr); - kfree(buffer.pointer); - - return prom_bussoft_ptr; -} - -/* - * sn_extract_device_info - Extract the pcidev_info and the sn_irq_info - * pointers from the vendor resource using the - * provided acpi handle, and copy the structures - * into the argument buffers. - */ -static int -sn_extract_device_info(acpi_handle handle, struct pcidev_info **pcidev_info, - struct sn_irq_info **sn_irq_info) -{ - u64 addr; - struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; - struct acpi_buffer name_buffer = { ACPI_ALLOCATE_BUFFER, NULL }; - struct sn_irq_info *irq_info, *irq_info_prom; - struct pcidev_info *pcidev_ptr, *pcidev_prom_ptr; - struct acpi_resource *resource; - int ret = 0; - acpi_status status; - struct acpi_resource_vendor_typed *vendor; - - /* - * The pointer to this device's pcidev_info structure in - * the PROM, is in the vendor resource. - */ - status = acpi_get_vendor_resource(handle, METHOD_NAME__CRS, - &sn_uuid, &buffer); - if (ACPI_FAILURE(status)) { - acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer); - printk(KERN_ERR - "%s: acpi_get_vendor_resource() failed (0x%x) for: %s\n", - __func__, status, (char *)name_buffer.pointer); - kfree(name_buffer.pointer); - return 1; - } - - resource = buffer.pointer; - vendor = &resource->data.vendor_typed; - if ((vendor->byte_length - sizeof(struct acpi_vendor_uuid)) != - sizeof(struct pci_devdev_info *)) { - acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer); - printk(KERN_ERR - "%s: Invalid vendor data length: %d for: %s\n", - __func__, vendor->byte_length, - (char *)name_buffer.pointer); - kfree(name_buffer.pointer); - ret = 1; - goto exit; - } - - pcidev_ptr = kzalloc(sizeof(struct pcidev_info), GFP_KERNEL); - if (!pcidev_ptr) - panic("%s: Unable to alloc memory for pcidev_info", __func__); - - memcpy(&addr, vendor->byte_data, sizeof(struct pcidev_info *)); - pcidev_prom_ptr = __va(addr); - memcpy(pcidev_ptr, pcidev_prom_ptr, sizeof(struct pcidev_info)); - - /* Get the IRQ info */ - irq_info = kzalloc(sizeof(struct sn_irq_info), GFP_KERNEL); - if (!irq_info) - panic("%s: Unable to alloc memory for sn_irq_info", __func__); - - if (pcidev_ptr->pdi_sn_irq_info) { - irq_info_prom = __va(pcidev_ptr->pdi_sn_irq_info); - memcpy(irq_info, irq_info_prom, sizeof(struct sn_irq_info)); - } - - *pcidev_info = pcidev_ptr; - *sn_irq_info = irq_info; - -exit: - kfree(buffer.pointer); - return ret; -} - -static unsigned int -get_host_devfn(acpi_handle device_handle, acpi_handle rootbus_handle) -{ - unsigned long long adr; - acpi_handle child; - unsigned int devfn; - int function; - acpi_handle parent; - int slot; - acpi_status status; - struct acpi_buffer name_buffer = { ACPI_ALLOCATE_BUFFER, NULL }; - - acpi_get_name(device_handle, ACPI_FULL_PATHNAME, &name_buffer); - - /* - * Do an upward search to find the root bus device, and - * obtain the host devfn from the previous child device. - */ - child = device_handle; - while (child) { - status = acpi_get_parent(child, &parent); - if (ACPI_FAILURE(status)) { - printk(KERN_ERR "%s: acpi_get_parent() failed " - "(0x%x) for: %s\n", __func__, status, - (char *)name_buffer.pointer); - panic("%s: Unable to find host devfn\n", __func__); - } - if (parent == rootbus_handle) - break; - child = parent; - } - if (!child) { - printk(KERN_ERR "%s: Unable to find root bus for: %s\n", - __func__, (char *)name_buffer.pointer); - BUG(); - } - - status = acpi_evaluate_integer(child, METHOD_NAME__ADR, NULL, &adr); - if (ACPI_FAILURE(status)) { - printk(KERN_ERR "%s: Unable to get _ADR (0x%x) for: %s\n", - __func__, status, (char *)name_buffer.pointer); - panic("%s: Unable to find host devfn\n", __func__); - } - - kfree(name_buffer.pointer); - - slot = (adr >> 16) & 0xffff; - function = adr & 0xffff; - devfn = PCI_DEVFN(slot, function); - return devfn; -} - -/* - * find_matching_device - Callback routine to find the ACPI device - * that matches up with our pci_dev device. - * Matching is done on bus number and devfn. - * To find the bus number for a particular - * ACPI device, we must look at the _BBN method - * of its parent. - */ -static acpi_status -find_matching_device(acpi_handle handle, u32 lvl, void *context, void **rv) -{ - unsigned long long bbn = -1; - unsigned long long adr; - acpi_handle parent = NULL; - acpi_status status; - unsigned int devfn; - int function; - int slot; - struct sn_pcidev_match *info = context; - struct acpi_buffer name_buffer = { ACPI_ALLOCATE_BUFFER, NULL }; - - status = acpi_evaluate_integer(handle, METHOD_NAME__ADR, NULL, - &adr); - if (ACPI_SUCCESS(status)) { - status = acpi_get_parent(handle, &parent); - if (ACPI_FAILURE(status)) { - acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer); - printk(KERN_ERR - "%s: acpi_get_parent() failed (0x%x) for: %s\n", - __func__, status, (char *)name_buffer.pointer); - kfree(name_buffer.pointer); - return AE_OK; - } - status = acpi_evaluate_integer(parent, METHOD_NAME__BBN, - NULL, &bbn); - if (ACPI_FAILURE(status)) { - acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer); - printk(KERN_ERR - "%s: Failed to find _BBN in parent of: %s\n", - __func__, (char *)name_buffer.pointer); - kfree(name_buffer.pointer); - return AE_OK; - } - - slot = (adr >> 16) & 0xffff; - function = adr & 0xffff; - devfn = PCI_DEVFN(slot, function); - if ((info->devfn == devfn) && (info->bus == bbn)) { - /* We have a match! */ - info->handle = handle; - return 1; - } - } - return AE_OK; -} - -/* - * sn_acpi_get_pcidev_info - Search ACPI namespace for the acpi - * device matching the specified pci_dev, - * and return the pcidev info and irq info. - */ -int -sn_acpi_get_pcidev_info(struct pci_dev *dev, struct pcidev_info **pcidev_info, - struct sn_irq_info **sn_irq_info) -{ - unsigned int host_devfn; - struct sn_pcidev_match pcidev_match; - acpi_handle rootbus_handle; - unsigned long long segment; - acpi_status status; - struct acpi_buffer name_buffer = { ACPI_ALLOCATE_BUFFER, NULL }; - - rootbus_handle = acpi_device_handle(PCI_CONTROLLER(dev)->companion); - status = acpi_evaluate_integer(rootbus_handle, METHOD_NAME__SEG, NULL, - &segment); - if (ACPI_SUCCESS(status)) { - if (segment != pci_domain_nr(dev)) { - acpi_get_name(rootbus_handle, ACPI_FULL_PATHNAME, - &name_buffer); - printk(KERN_ERR - "%s: Segment number mismatch, 0x%llx vs 0x%x for: %s\n", - __func__, segment, pci_domain_nr(dev), - (char *)name_buffer.pointer); - kfree(name_buffer.pointer); - return 1; - } - } else { - acpi_get_name(rootbus_handle, ACPI_FULL_PATHNAME, &name_buffer); - printk(KERN_ERR "%s: Unable to get __SEG from: %s\n", - __func__, (char *)name_buffer.pointer); - kfree(name_buffer.pointer); - return 1; - } - - /* - * We want to search all devices in this segment/domain - * of the ACPI namespace for the matching ACPI device, - * which holds the pcidev_info pointer in its vendor resource. - */ - pcidev_match.bus = dev->bus->number; - pcidev_match.devfn = dev->devfn; - pcidev_match.handle = NULL; - - acpi_walk_namespace(ACPI_TYPE_DEVICE, rootbus_handle, ACPI_UINT32_MAX, - find_matching_device, NULL, &pcidev_match, NULL); - - if (!pcidev_match.handle) { - printk(KERN_ERR - "%s: Could not find matching ACPI device for %s.\n", - __func__, pci_name(dev)); - return 1; - } - - if (sn_extract_device_info(pcidev_match.handle, pcidev_info, sn_irq_info)) - return 1; - - /* Build up the pcidev_info.pdi_slot_host_handle */ - host_devfn = get_host_devfn(pcidev_match.handle, rootbus_handle); - (*pcidev_info)->pdi_slot_host_handle = - ((unsigned long) pci_domain_nr(dev) << 40) | - /* bus == 0 */ - host_devfn; - return 0; -} - -/* - * sn_acpi_slot_fixup - Obtain the pcidev_info and sn_irq_info. - * Perform any SN specific slot fixup. - * At present there does not appear to be - * any generic way to handle a ROM image - * that has been shadowed by the PROM, so - * we pass a pointer to it within the - * pcidev_info structure. - */ - -void -sn_acpi_slot_fixup(struct pci_dev *dev) -{ - struct pcidev_info *pcidev_info = NULL; - struct sn_irq_info *sn_irq_info = NULL; - struct resource *res; - size_t size; - - if (sn_acpi_get_pcidev_info(dev, &pcidev_info, &sn_irq_info)) { - panic("%s: Failure obtaining pcidev_info for %s\n", - __func__, pci_name(dev)); - } - - if (pcidev_info->pdi_pio_mapped_addr[PCI_ROM_RESOURCE]) { - /* - * A valid ROM image exists and has been shadowed by the - * PROM. Setup the pci_dev ROM resource with the address - * of the shadowed copy, and the actual length of the ROM image. - */ - size = pci_resource_len(dev, PCI_ROM_RESOURCE); - - res = &dev->resource[PCI_ROM_RESOURCE]; - - pci_disable_rom(dev); - if (res->parent) - release_resource(res); - - res->start = pcidev_info->pdi_pio_mapped_addr[PCI_ROM_RESOURCE]; - res->end = res->start + size - 1; - res->flags = IORESOURCE_MEM | IORESOURCE_ROM_SHADOW | - IORESOURCE_PCI_FIXED; - } - sn_pci_fixup_slot(dev, pcidev_info, sn_irq_info); -} -EXPORT_SYMBOL(sn_acpi_slot_fixup); - - -/* - * sn_acpi_bus_fixup - Perform SN specific setup of software structs - * (pcibus_bussoft, pcidev_info) and hardware - * registers, for the specified bus and devices under it. - */ -void -sn_acpi_bus_fixup(struct pci_bus *bus) -{ - struct pci_dev *pci_dev = NULL; - struct pcibus_bussoft *prom_bussoft_ptr; - - if (!bus->parent) { /* If root bus */ - prom_bussoft_ptr = sn_get_bussoft_ptr(bus); - if (prom_bussoft_ptr == NULL) { - printk(KERN_ERR - "%s: 0x%04x:0x%02x Unable to " - "obtain prom_bussoft_ptr\n", - __func__, pci_domain_nr(bus), bus->number); - return; - } - sn_common_bus_fixup(bus, prom_bussoft_ptr); - } - list_for_each_entry(pci_dev, &bus->devices, bus_list) { - sn_acpi_slot_fixup(pci_dev); - } -} - -/* - * sn_io_acpi_init - PROM has ACPI support for IO, defining at a minimum the - * nodes and root buses in the DSDT. As a result, bus scanning - * will be initiated by the Linux ACPI code. - */ - -void __init -sn_io_acpi_init(void) -{ - u64 result; - long status; - - /* SN Altix does not follow the IOSAPIC IRQ routing model */ - acpi_irq_model = ACPI_IRQ_MODEL_PLATFORM; - - /* Setup hubdev_info for all SGIHUB/SGITIO devices */ - acpi_get_devices("SGIHUB", sn_acpi_hubdev_init, NULL, NULL); - acpi_get_devices("SGITIO", sn_acpi_hubdev_init, NULL, NULL); - - status = sal_ioif_init(&result); - if (status || result) - panic("sal_ioif_init failed: [%lx] %s\n", - status, ia64_sal_strerror(status)); -} diff --git a/arch/ia64/sn/kernel/io_common.c b/arch/ia64/sn/kernel/io_common.c deleted file mode 100644 index d46847323ef6..000000000000 --- a/arch/ia64/sn/kernel/io_common.c +++ /dev/null @@ -1,561 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2006 Silicon Graphics, Inc. All rights reserved. - */ - -#include <linux/memblock.h> -#include <linux/export.h> -#include <linux/slab.h> -#include <asm/sn/types.h> -#include <asm/sn/addrs.h> -#include <asm/sn/sn_feature_sets.h> -#include <asm/sn/geo.h> -#include <asm/sn/io.h> -#include <asm/sn/l1.h> -#include <asm/sn/module.h> -#include <asm/sn/pcibr_provider.h> -#include <asm/sn/pcibus_provider_defs.h> -#include <asm/sn/pcidev.h> -#include <asm/sn/simulator.h> -#include <asm/sn/sn_sal.h> -#include <asm/sn/tioca_provider.h> -#include <asm/sn/tioce_provider.h> -#include "xtalk/hubdev.h" -#include "xtalk/xwidgetdev.h" -#include <linux/acpi.h> -#include <asm/sn/sn2/sn_hwperf.h> -#include <asm/sn/acpi.h> - -extern void sn_init_cpei_timer(void); -extern void register_sn_procfs(void); -extern void sn_io_acpi_init(void); -extern void sn_io_init(void); - - -static struct list_head sn_sysdata_list; - -/* sysdata list struct */ -struct sysdata_el { - struct list_head entry; - void *sysdata; -}; - -int sn_ioif_inited; /* SN I/O infrastructure initialized? */ - -int sn_acpi_rev; /* SN ACPI revision */ -EXPORT_SYMBOL_GPL(sn_acpi_rev); - -struct sn_pcibus_provider *sn_pci_provider[PCIIO_ASIC_MAX_TYPES]; /* indexed by asic type */ - -/* - * Hooks and struct for unsupported pci providers - */ - -static dma_addr_t -sn_default_pci_map(struct pci_dev *pdev, unsigned long paddr, size_t size, int type) -{ - return 0; -} - -static void -sn_default_pci_unmap(struct pci_dev *pdev, dma_addr_t addr, int direction) -{ - return; -} - -static void * -sn_default_pci_bus_fixup(struct pcibus_bussoft *soft, struct pci_controller *controller) -{ - return NULL; -} - -static struct sn_pcibus_provider sn_pci_default_provider = { - .dma_map = sn_default_pci_map, - .dma_map_consistent = sn_default_pci_map, - .dma_unmap = sn_default_pci_unmap, - .bus_fixup = sn_default_pci_bus_fixup, -}; - -/* - * Retrieve the DMA Flush List given nasid, widget, and device. - * This list is needed to implement the WAR - Flush DMA data on PIO Reads. - */ -static inline u64 -sal_get_device_dmaflush_list(u64 nasid, u64 widget_num, u64 device_num, - u64 address) -{ - struct ia64_sal_retval ret_stuff; - ret_stuff.status = 0; - ret_stuff.v0 = 0; - - SAL_CALL_NOLOCK(ret_stuff, - (u64) SN_SAL_IOIF_GET_DEVICE_DMAFLUSH_LIST, - (u64) nasid, (u64) widget_num, - (u64) device_num, (u64) address, 0, 0, 0); - return ret_stuff.status; -} - -/* - * sn_pcidev_info_get() - Retrieve the pcidev_info struct for the specified - * device. - */ -inline struct pcidev_info * -sn_pcidev_info_get(struct pci_dev *dev) -{ - struct pcidev_info *pcidev; - - list_for_each_entry(pcidev, - &(SN_PLATFORM_DATA(dev)->pcidev_info), pdi_list) { - if (pcidev->pdi_linux_pcidev == dev) - return pcidev; - } - return NULL; -} - -/* Older PROM flush WAR - * - * 01/16/06 -- This war will be in place until a new official PROM is released. - * Additionally note that the struct sn_flush_device_war also has to be - * removed from arch/ia64/sn/include/xtalk/hubdev.h - */ - -static s64 sn_device_fixup_war(u64 nasid, u64 widget, int device, - struct sn_flush_device_common *common) -{ - struct sn_flush_device_war *war_list; - struct sn_flush_device_war *dev_entry; - struct ia64_sal_retval isrv = {0,0,0,0}; - - printk_once(KERN_WARNING - "PROM version < 4.50 -- implementing old PROM flush WAR\n"); - - war_list = kcalloc(DEV_PER_WIDGET, sizeof(*war_list), GFP_KERNEL); - BUG_ON(!war_list); - - SAL_CALL_NOLOCK(isrv, SN_SAL_IOIF_GET_WIDGET_DMAFLUSH_LIST, - nasid, widget, __pa(war_list), 0, 0, 0 ,0); - if (isrv.status) - panic("sn_device_fixup_war failed: %s\n", - ia64_sal_strerror(isrv.status)); - - dev_entry = war_list + device; - memcpy(common,dev_entry, sizeof(*common)); - kfree(war_list); - - return isrv.status; -} - -/* - * sn_common_hubdev_init() - This routine is called to initialize the HUB data - * structure for each node in the system. - */ -void __init -sn_common_hubdev_init(struct hubdev_info *hubdev) -{ - - struct sn_flush_device_kernel *sn_flush_device_kernel; - struct sn_flush_device_kernel *dev_entry; - s64 status; - int widget, device, size; - - /* Attach the error interrupt handlers */ - if (hubdev->hdi_nasid & 1) /* If TIO */ - ice_error_init(hubdev); - else - hub_error_init(hubdev); - - for (widget = 0; widget <= HUB_WIDGET_ID_MAX; widget++) - hubdev->hdi_xwidget_info[widget].xwi_hubinfo = hubdev; - - if (!hubdev->hdi_flush_nasid_list.widget_p) - return; - - size = (HUB_WIDGET_ID_MAX + 1) * - sizeof(struct sn_flush_device_kernel *); - hubdev->hdi_flush_nasid_list.widget_p = - kzalloc(size, GFP_KERNEL); - BUG_ON(!hubdev->hdi_flush_nasid_list.widget_p); - - for (widget = 0; widget <= HUB_WIDGET_ID_MAX; widget++) { - size = DEV_PER_WIDGET * - sizeof(struct sn_flush_device_kernel); - sn_flush_device_kernel = kzalloc(size, GFP_KERNEL); - BUG_ON(!sn_flush_device_kernel); - - dev_entry = sn_flush_device_kernel; - for (device = 0; device < DEV_PER_WIDGET; - device++, dev_entry++) { - size = sizeof(struct sn_flush_device_common); - dev_entry->common = kzalloc(size, GFP_KERNEL); - BUG_ON(!dev_entry->common); - if (sn_prom_feature_available(PRF_DEVICE_FLUSH_LIST)) - status = sal_get_device_dmaflush_list( - hubdev->hdi_nasid, widget, device, - (u64)(dev_entry->common)); - else - status = sn_device_fixup_war(hubdev->hdi_nasid, - widget, device, - dev_entry->common); - if (status != SALRET_OK) - panic("SAL call failed: %s\n", - ia64_sal_strerror(status)); - - spin_lock_init(&dev_entry->sfdl_flush_lock); - } - - if (sn_flush_device_kernel) - hubdev->hdi_flush_nasid_list.widget_p[widget] = - sn_flush_device_kernel; - } -} - -void sn_pci_unfixup_slot(struct pci_dev *dev) -{ - struct pci_dev *host_pci_dev = SN_PCIDEV_INFO(dev)->host_pci_dev; - - sn_irq_unfixup(dev); - pci_dev_put(host_pci_dev); - pci_dev_put(dev); -} - -/* - * sn_pci_fixup_slot() - */ -void sn_pci_fixup_slot(struct pci_dev *dev, struct pcidev_info *pcidev_info, - struct sn_irq_info *sn_irq_info) -{ - int segment = pci_domain_nr(dev->bus); - struct pcibus_bussoft *bs; - struct pci_dev *host_pci_dev; - unsigned int bus_no, devfn; - - pci_dev_get(dev); /* for the sysdata pointer */ - - /* Add pcidev_info to list in pci_controller.platform_data */ - list_add_tail(&pcidev_info->pdi_list, - &(SN_PLATFORM_DATA(dev->bus)->pcidev_info)); - /* - * Using the PROMs values for the PCI host bus, get the Linux - * PCI host_pci_dev struct and set up host bus linkages - */ - - bus_no = (pcidev_info->pdi_slot_host_handle >> 32) & 0xff; - devfn = pcidev_info->pdi_slot_host_handle & 0xffffffff; - host_pci_dev = pci_get_domain_bus_and_slot(segment, bus_no, devfn); - - pcidev_info->host_pci_dev = host_pci_dev; - pcidev_info->pdi_linux_pcidev = dev; - pcidev_info->pdi_host_pcidev_info = SN_PCIDEV_INFO(host_pci_dev); - bs = SN_PCIBUS_BUSSOFT(dev->bus); - pcidev_info->pdi_pcibus_info = bs; - - if (bs && bs->bs_asic_type < PCIIO_ASIC_MAX_TYPES) { - SN_PCIDEV_BUSPROVIDER(dev) = sn_pci_provider[bs->bs_asic_type]; - } else { - SN_PCIDEV_BUSPROVIDER(dev) = &sn_pci_default_provider; - } - - /* Only set up IRQ stuff if this device has a host bus context */ - if (bs && sn_irq_info->irq_irq) { - pcidev_info->pdi_sn_irq_info = sn_irq_info; - dev->irq = pcidev_info->pdi_sn_irq_info->irq_irq; - sn_irq_fixup(dev, sn_irq_info); - } else { - pcidev_info->pdi_sn_irq_info = NULL; - kfree(sn_irq_info); - } -} - -/* - * sn_common_bus_fixup - Perform platform specific bus fixup. - * Execute the ASIC specific fixup routine - * for this bus. - */ -void -sn_common_bus_fixup(struct pci_bus *bus, - struct pcibus_bussoft *prom_bussoft_ptr) -{ - int cnode; - struct pci_controller *controller; - struct hubdev_info *hubdev_info; - int nasid; - void *provider_soft; - struct sn_pcibus_provider *provider; - struct sn_platform_data *sn_platform_data; - - controller = PCI_CONTROLLER(bus); - /* - * Per-provider fixup. Copies the bus soft structure from prom - * to local area and links SN_PCIBUS_BUSSOFT(). - */ - - if (prom_bussoft_ptr->bs_asic_type >= PCIIO_ASIC_MAX_TYPES) { - printk(KERN_WARNING "sn_common_bus_fixup: Unsupported asic type, %d", - prom_bussoft_ptr->bs_asic_type); - return; - } - - if (prom_bussoft_ptr->bs_asic_type == PCIIO_ASIC_TYPE_PPB) - return; /* no further fixup necessary */ - - provider = sn_pci_provider[prom_bussoft_ptr->bs_asic_type]; - if (provider == NULL) - panic("sn_common_bus_fixup: No provider registered for this asic type, %d", - prom_bussoft_ptr->bs_asic_type); - - if (provider->bus_fixup) - provider_soft = (*provider->bus_fixup) (prom_bussoft_ptr, - controller); - else - provider_soft = NULL; - - /* - * Generic bus fixup goes here. Don't reference prom_bussoft_ptr - * after this point. - */ - controller->platform_data = kzalloc(sizeof(struct sn_platform_data), - GFP_KERNEL); - BUG_ON(controller->platform_data == NULL); - sn_platform_data = - (struct sn_platform_data *) controller->platform_data; - sn_platform_data->provider_soft = provider_soft; - INIT_LIST_HEAD(&((struct sn_platform_data *) - controller->platform_data)->pcidev_info); - nasid = NASID_GET(SN_PCIBUS_BUSSOFT(bus)->bs_base); - cnode = nasid_to_cnodeid(nasid); - hubdev_info = (struct hubdev_info *)(NODEPDA(cnode)->pdinfo); - SN_PCIBUS_BUSSOFT(bus)->bs_xwidget_info = - &(hubdev_info->hdi_xwidget_info[SN_PCIBUS_BUSSOFT(bus)->bs_xid]); - - /* - * If the node information we obtained during the fixup phase is - * invalid then set controller->node to -1 (undetermined) - */ - if (controller->node >= num_online_nodes()) { - struct pcibus_bussoft *b = SN_PCIBUS_BUSSOFT(bus); - - printk(KERN_WARNING "Device ASIC=%u XID=%u PBUSNUM=%u " - "L_IO=%llx L_MEM=%llx BASE=%llx\n", - b->bs_asic_type, b->bs_xid, b->bs_persist_busnum, - b->bs_legacy_io, b->bs_legacy_mem, b->bs_base); - printk(KERN_WARNING "on node %d but only %d nodes online." - "Association set to undetermined.\n", - controller->node, num_online_nodes()); - controller->node = -1; - } -} - -void sn_bus_store_sysdata(struct pci_dev *dev) -{ - struct sysdata_el *element; - - element = kzalloc(sizeof(struct sysdata_el), GFP_KERNEL); - if (!element) { - dev_dbg(&dev->dev, "%s: out of memory!\n", __func__); - return; - } - element->sysdata = SN_PCIDEV_INFO(dev); - list_add(&element->entry, &sn_sysdata_list); -} - -void sn_bus_free_sysdata(void) -{ - struct sysdata_el *element; - struct list_head *list, *safe; - - list_for_each_safe(list, safe, &sn_sysdata_list) { - element = list_entry(list, struct sysdata_el, entry); - list_del(&element->entry); - list_del(&(((struct pcidev_info *) - (element->sysdata))->pdi_list)); - kfree(element->sysdata); - kfree(element); - } - return; -} - -/* - * hubdev_init_node() - Creates the HUB data structure and link them to it's - * own NODE specific data area. - */ -void __init hubdev_init_node(nodepda_t * npda, cnodeid_t node) -{ - struct hubdev_info *hubdev_info; - int size; - - size = sizeof(struct hubdev_info); - - if (node >= num_online_nodes()) /* Headless/memless IO nodes */ - node = 0; - - hubdev_info = (struct hubdev_info *)memblock_alloc_node(size, - SMP_CACHE_BYTES, - node); - if (!hubdev_info) - panic("%s: Failed to allocate %d bytes align=0x%x nid=%d\n", - __func__, size, SMP_CACHE_BYTES, node); - - npda->pdinfo = (void *)hubdev_info; -} - -geoid_t -cnodeid_get_geoid(cnodeid_t cnode) -{ - struct hubdev_info *hubdev; - - hubdev = (struct hubdev_info *)(NODEPDA(cnode)->pdinfo); - return hubdev->hdi_geoid; -} - -void sn_generate_path(struct pci_bus *pci_bus, char *address) -{ - nasid_t nasid; - cnodeid_t cnode; - geoid_t geoid; - moduleid_t moduleid; - u16 bricktype; - - nasid = NASID_GET(SN_PCIBUS_BUSSOFT(pci_bus)->bs_base); - cnode = nasid_to_cnodeid(nasid); - geoid = cnodeid_get_geoid(cnode); - moduleid = geo_module(geoid); - - sprintf(address, "module_%c%c%c%c%.2d", - '0'+RACK_GET_CLASS(MODULE_GET_RACK(moduleid)), - '0'+RACK_GET_GROUP(MODULE_GET_RACK(moduleid)), - '0'+RACK_GET_NUM(MODULE_GET_RACK(moduleid)), - MODULE_GET_BTCHAR(moduleid), MODULE_GET_BPOS(moduleid)); - - /* Tollhouse requires slot id to be displayed */ - bricktype = MODULE_GET_BTYPE(moduleid); - if ((bricktype == L1_BRICKTYPE_191010) || - (bricktype == L1_BRICKTYPE_1932)) - sprintf(address + strlen(address), "^%d", - geo_slot(geoid)); -} - -void sn_pci_fixup_bus(struct pci_bus *bus) -{ - - if (SN_ACPI_BASE_SUPPORT()) - sn_acpi_bus_fixup(bus); - else - sn_bus_fixup(bus); -} - -/* - * sn_io_early_init - Perform early IO (and some non-IO) initialization. - * In particular, setup the sn_pci_provider[] array. - * This needs to be done prior to any bus scanning - * (acpi_scan_init()) in the ACPI case, as the SN - * bus fixup code will reference the array. - */ -static int __init -sn_io_early_init(void) -{ - int i; - - if (!ia64_platform_is("sn2") || IS_RUNNING_ON_FAKE_PROM()) - return 0; - - /* we set the acpi revision to that of the DSDT table OEM rev. */ - { - struct acpi_table_header *header = NULL; - - acpi_get_table(ACPI_SIG_DSDT, 1, &header); - BUG_ON(header == NULL); - sn_acpi_rev = header->oem_revision; - } - - /* - * prime sn_pci_provider[]. Individual provider init routines will - * override their respective default entries. - */ - - for (i = 0; i < PCIIO_ASIC_MAX_TYPES; i++) - sn_pci_provider[i] = &sn_pci_default_provider; - - pcibr_init_provider(); - tioca_init_provider(); - tioce_init_provider(); - - sn_irq_lh_init(); - INIT_LIST_HEAD(&sn_sysdata_list); - sn_init_cpei_timer(); - -#ifdef CONFIG_PROC_FS - register_sn_procfs(); -#endif - - { - struct acpi_table_header *header; - (void)acpi_get_table(ACPI_SIG_DSDT, 1, &header); - printk(KERN_INFO "ACPI DSDT OEM Rev 0x%x\n", - header->oem_revision); - } - if (SN_ACPI_BASE_SUPPORT()) - sn_io_acpi_init(); - else - sn_io_init(); - return 0; -} - -arch_initcall(sn_io_early_init); - -/* - * sn_io_late_init() - Perform any final platform specific IO initialization. - */ - -int __init -sn_io_late_init(void) -{ - struct pci_bus *bus; - struct pcibus_bussoft *bussoft; - cnodeid_t cnode; - nasid_t nasid; - cnodeid_t near_cnode; - - if (!ia64_platform_is("sn2") || IS_RUNNING_ON_FAKE_PROM()) - return 0; - - /* - * Setup closest node in pci_controller->node for - * PIC, TIOCP, TIOCE (TIOCA does it during bus fixup using - * info from the PROM). - */ - bus = NULL; - while ((bus = pci_find_next_bus(bus)) != NULL) { - bussoft = SN_PCIBUS_BUSSOFT(bus); - nasid = NASID_GET(bussoft->bs_base); - cnode = nasid_to_cnodeid(nasid); - if ((bussoft->bs_asic_type == PCIIO_ASIC_TYPE_TIOCP) || - (bussoft->bs_asic_type == PCIIO_ASIC_TYPE_TIOCE) || - (bussoft->bs_asic_type == PCIIO_ASIC_TYPE_PIC)) { - /* PCI Bridge: find nearest node with CPUs */ - int e = sn_hwperf_get_nearest_node(cnode, NULL, - &near_cnode); - if (e < 0) { - near_cnode = (cnodeid_t)-1; /* use any node */ - printk(KERN_WARNING "sn_io_late_init: failed " - "to find near node with CPUs for " - "node %d, err=%d\n", cnode, e); - } - PCI_CONTROLLER(bus)->node = near_cnode; - } - } - - sn_ioif_inited = 1; /* SN I/O infrastructure now initialized */ - - return 0; -} - -fs_initcall(sn_io_late_init); - -EXPORT_SYMBOL(sn_pci_unfixup_slot); -EXPORT_SYMBOL(sn_bus_store_sysdata); -EXPORT_SYMBOL(sn_bus_free_sysdata); -EXPORT_SYMBOL(sn_generate_path); - diff --git a/arch/ia64/sn/kernel/io_init.c b/arch/ia64/sn/kernel/io_init.c deleted file mode 100644 index d63809a6adfa..000000000000 --- a/arch/ia64/sn/kernel/io_init.c +++ /dev/null @@ -1,308 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1992 - 1997, 2000-2006 Silicon Graphics, Inc. All rights reserved. - */ - -#include <linux/slab.h> -#include <linux/export.h> -#include <asm/sn/types.h> -#include <asm/sn/addrs.h> -#include <asm/sn/io.h> -#include <asm/sn/module.h> -#include <asm/sn/intr.h> -#include <asm/sn/pcibus_provider_defs.h> -#include <asm/sn/pcidev.h> -#include <asm/sn/sn_sal.h> -#include "xtalk/hubdev.h" - -/* - * The code in this file will only be executed when running with - * a PROM that does _not_ have base ACPI IO support. - * (i.e., SN_ACPI_BASE_SUPPORT() == 0) - */ - -static int max_segment_number; /* Default highest segment number */ -static int max_pcibus_number = 255; /* Default highest pci bus number */ - - -/* - * Retrieve the hub device info structure for the given nasid. - */ -static inline u64 sal_get_hubdev_info(u64 handle, u64 address) -{ - struct ia64_sal_retval ret_stuff; - ret_stuff.status = 0; - ret_stuff.v0 = 0; - - SAL_CALL_NOLOCK(ret_stuff, - (u64) SN_SAL_IOIF_GET_HUBDEV_INFO, - (u64) handle, (u64) address, 0, 0, 0, 0, 0); - return ret_stuff.v0; -} - -/* - * Retrieve the pci bus information given the bus number. - */ -static inline u64 sal_get_pcibus_info(u64 segment, u64 busnum, u64 address) -{ - struct ia64_sal_retval ret_stuff; - ret_stuff.status = 0; - ret_stuff.v0 = 0; - - SAL_CALL_NOLOCK(ret_stuff, - (u64) SN_SAL_IOIF_GET_PCIBUS_INFO, - (u64) segment, (u64) busnum, (u64) address, 0, 0, 0, 0); - return ret_stuff.v0; -} - -/* - * Retrieve the pci device information given the bus and device|function number. - */ -static inline u64 -sal_get_pcidev_info(u64 segment, u64 bus_number, u64 devfn, u64 pci_dev, - u64 sn_irq_info) -{ - struct ia64_sal_retval ret_stuff; - ret_stuff.status = 0; - ret_stuff.v0 = 0; - - SAL_CALL_NOLOCK(ret_stuff, - (u64) SN_SAL_IOIF_GET_PCIDEV_INFO, - (u64) segment, (u64) bus_number, (u64) devfn, - (u64) pci_dev, - sn_irq_info, 0, 0); - return ret_stuff.v0; -} - - -/* - * sn_fixup_ionodes() - This routine initializes the HUB data structure for - * each node in the system. This function is only - * executed when running with a non-ACPI capable PROM. - */ -static void __init sn_fixup_ionodes(void) -{ - - struct hubdev_info *hubdev; - u64 status; - u64 nasid; - int i; - extern void sn_common_hubdev_init(struct hubdev_info *); - - /* - * Get SGI Specific HUB chipset information. - * Inform Prom that this kernel can support domain bus numbering. - */ - for (i = 0; i < num_cnodes; i++) { - hubdev = (struct hubdev_info *)(NODEPDA(i)->pdinfo); - nasid = cnodeid_to_nasid(i); - hubdev->max_segment_number = 0xffffffff; - hubdev->max_pcibus_number = 0xff; - status = sal_get_hubdev_info(nasid, (u64) __pa(hubdev)); - if (status) - continue; - - /* Save the largest Domain and pcibus numbers found. */ - if (hubdev->max_segment_number) { - /* - * Dealing with a Prom that supports segments. - */ - max_segment_number = hubdev->max_segment_number; - max_pcibus_number = hubdev->max_pcibus_number; - } - sn_common_hubdev_init(hubdev); - } -} - -/* - * sn_pci_legacy_window_fixup - Setup PCI resources for - * legacy IO and MEM space. This needs to - * be done here, as the PROM does not have - * ACPI support defining the root buses - * and their resources (_CRS), - */ -static void -sn_legacy_pci_window_fixup(struct resource *res, - u64 legacy_io, u64 legacy_mem) -{ - res[0].name = "legacy_io"; - res[0].flags = IORESOURCE_IO; - res[0].start = legacy_io; - res[0].end = res[0].start + 0xffff; - res[0].parent = &ioport_resource; - res[1].name = "legacy_mem"; - res[1].flags = IORESOURCE_MEM; - res[1].start = legacy_mem; - res[1].end = res[1].start + (1024 * 1024) - 1; - res[1].parent = &iomem_resource; -} - -/* - * sn_io_slot_fixup() - We are not running with an ACPI capable PROM, - * and need to convert the pci_dev->resource - * 'start' and 'end' addresses to mapped addresses, - * and setup the pci_controller->window array entries. - */ -void -sn_io_slot_fixup(struct pci_dev *dev) -{ - int idx; - struct resource *res; - unsigned long size; - struct pcidev_info *pcidev_info; - struct sn_irq_info *sn_irq_info; - int status; - - pcidev_info = kzalloc(sizeof(struct pcidev_info), GFP_KERNEL); - if (!pcidev_info) - panic("%s: Unable to alloc memory for pcidev_info", __func__); - - sn_irq_info = kzalloc(sizeof(struct sn_irq_info), GFP_KERNEL); - if (!sn_irq_info) - panic("%s: Unable to alloc memory for sn_irq_info", __func__); - - /* Call to retrieve pci device information needed by kernel. */ - status = sal_get_pcidev_info((u64) pci_domain_nr(dev), - (u64) dev->bus->number, - dev->devfn, - (u64) __pa(pcidev_info), - (u64) __pa(sn_irq_info)); - - BUG_ON(status); /* Cannot get platform pci device information */ - - - /* Copy over PIO Mapped Addresses */ - for (idx = 0; idx <= PCI_ROM_RESOURCE; idx++) { - if (!pcidev_info->pdi_pio_mapped_addr[idx]) - continue; - - res = &dev->resource[idx]; - - size = res->end - res->start; - if (size == 0) - continue; - - res->start = pcidev_info->pdi_pio_mapped_addr[idx]; - res->end = res->start + size; - - /* - * if it's already in the device structure, remove it before - * inserting - */ - if (res->parent && res->parent->child) - release_resource(res); - - if (res->flags & IORESOURCE_IO) - insert_resource(&ioport_resource, res); - else - insert_resource(&iomem_resource, res); - /* - * If ROM, mark as shadowed in PROM. - */ - if (idx == PCI_ROM_RESOURCE) { - pci_disable_rom(dev); - res->flags = IORESOURCE_MEM | IORESOURCE_ROM_SHADOW | - IORESOURCE_PCI_FIXED; - } - } - - sn_pci_fixup_slot(dev, pcidev_info, sn_irq_info); -} -EXPORT_SYMBOL(sn_io_slot_fixup); - -/* - * sn_pci_controller_fixup() - This routine sets up a bus's resources - * consistent with the Linux PCI abstraction layer. - */ -static void __init -sn_pci_controller_fixup(int segment, int busnum, struct pci_bus *bus) -{ - s64 status = 0; - struct pci_controller *controller; - struct pcibus_bussoft *prom_bussoft_ptr; - struct resource *res; - LIST_HEAD(resources); - - status = sal_get_pcibus_info((u64) segment, (u64) busnum, - (u64) ia64_tpa(&prom_bussoft_ptr)); - if (status > 0) - return; /*bus # does not exist */ - prom_bussoft_ptr = __va(prom_bussoft_ptr); - - controller = kzalloc(sizeof(*controller), GFP_KERNEL); - BUG_ON(!controller); - controller->segment = segment; - - res = kcalloc(2, sizeof(struct resource), GFP_KERNEL); - BUG_ON(!res); - - /* - * Temporarily save the prom_bussoft_ptr for use by sn_bus_fixup(). - * (platform_data will be overwritten later in sn_common_bus_fixup()) - */ - controller->platform_data = prom_bussoft_ptr; - - sn_legacy_pci_window_fixup(res, - prom_bussoft_ptr->bs_legacy_io, - prom_bussoft_ptr->bs_legacy_mem); - pci_add_resource_offset(&resources, &res[0], - prom_bussoft_ptr->bs_legacy_io); - pci_add_resource_offset(&resources, &res[1], - prom_bussoft_ptr->bs_legacy_mem); - - bus = pci_scan_root_bus(NULL, busnum, &pci_root_ops, controller, - &resources); - if (bus == NULL) { - kfree(res); - kfree(controller); - return; - } - pci_bus_add_devices(bus); -} - -/* - * sn_bus_fixup - */ -void -sn_bus_fixup(struct pci_bus *bus) -{ - struct pci_dev *pci_dev = NULL; - struct pcibus_bussoft *prom_bussoft_ptr; - - if (!bus->parent) { /* If root bus */ - prom_bussoft_ptr = PCI_CONTROLLER(bus)->platform_data; - if (prom_bussoft_ptr == NULL) { - printk(KERN_ERR - "sn_bus_fixup: 0x%04x:0x%02x Unable to " - "obtain prom_bussoft_ptr\n", - pci_domain_nr(bus), bus->number); - return; - } - sn_common_bus_fixup(bus, prom_bussoft_ptr); - } - list_for_each_entry(pci_dev, &bus->devices, bus_list) { - sn_io_slot_fixup(pci_dev); - } - -} - -/* - * sn_io_init - PROM does not have ACPI support to define nodes or root buses, - * so we need to do things the hard way, including initiating the - * bus scanning ourselves. - */ - -void __init sn_io_init(void) -{ - int i, j; - - sn_fixup_ionodes(); - - /* busses are not known yet ... */ - for (i = 0; i <= max_segment_number; i++) - for (j = 0; j <= max_pcibus_number; j++) - sn_pci_controller_fixup(i, j, NULL); -} diff --git a/arch/ia64/sn/kernel/iomv.c b/arch/ia64/sn/kernel/iomv.c deleted file mode 100644 index 2b22a71663c1..000000000000 --- a/arch/ia64/sn/kernel/iomv.c +++ /dev/null @@ -1,82 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2000-2003, 2006 Silicon Graphics, Inc. All rights reserved. - */ - -#include <linux/module.h> -#include <linux/acpi.h> -#include <asm/io.h> -#include <asm/delay.h> -#include <asm/vga.h> -#include <asm/sn/nodepda.h> -#include <asm/sn/simulator.h> -#include <asm/sn/pda.h> -#include <asm/sn/sn_cpuid.h> -#include <asm/sn/shub_mmr.h> -#include <asm/sn/acpi.h> - -#define IS_LEGACY_VGA_IOPORT(p) \ - (((p) >= 0x3b0 && (p) <= 0x3bb) || ((p) >= 0x3c0 && (p) <= 0x3df)) - -/** - * sn_io_addr - convert an in/out port to an i/o address - * @port: port to convert - * - * Legacy in/out instructions are converted to ld/st instructions - * on IA64. This routine will convert a port number into a valid - * SN i/o address. Used by sn_in*() and sn_out*(). - */ - -void *sn_io_addr(unsigned long port) -{ - if (!IS_RUNNING_ON_SIMULATOR()) { - if (IS_LEGACY_VGA_IOPORT(port)) - return (__ia64_mk_io_addr(port)); - /* On sn2, legacy I/O ports don't point at anything */ - if (port < (64 * 1024)) - return NULL; - if (SN_ACPI_BASE_SUPPORT()) - return (__ia64_mk_io_addr(port)); - else - return ((void *)(port | __IA64_UNCACHED_OFFSET)); - } else { - /* but the simulator uses them... */ - unsigned long addr; - - /* - * word align port, but need more than 10 bits - * for accessing registers in bedrock local block - * (so we don't do port&0xfff) - */ - addr = (is_shub2() ? 0xc00000028c000000UL : 0xc0000087cc000000UL) | ((port >> 2) << 12); - if ((port >= 0x1f0 && port <= 0x1f7) || port == 0x3f6 || port == 0x3f7) - addr |= port; - return (void *)addr; - } -} - -EXPORT_SYMBOL(sn_io_addr); - -/** - * __sn_mmiowb - I/O space memory barrier - * - * See arch/ia64/include/asm/io.h and Documentation/driver-api/device-io.rst - * for details. - * - * On SN2, we wait for the PIO_WRITE_STATUS SHub register to clear. - * See PV 871084 for details about the WAR about zero value. - * - */ -void __sn_mmiowb(void) -{ - volatile unsigned long *adr = pda->pio_write_status_addr; - unsigned long val = pda->pio_write_status_val; - - while ((*adr & SH_PIO_WRITE_STATUS_PENDING_WRITE_COUNT_MASK) != val) - cpu_relax(); -} - -EXPORT_SYMBOL(__sn_mmiowb); diff --git a/arch/ia64/sn/kernel/irq.c b/arch/ia64/sn/kernel/irq.c deleted file mode 100644 index d9b576df4f82..000000000000 --- a/arch/ia64/sn/kernel/irq.c +++ /dev/null @@ -1,489 +0,0 @@ -/* - * Platform dependent support for SGI SN - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 2000-2008 Silicon Graphics, Inc. All Rights Reserved. - */ - -#include <linux/irq.h> -#include <linux/spinlock.h> -#include <linux/init.h> -#include <linux/rculist.h> -#include <linux/slab.h> -#include <asm/sn/addrs.h> -#include <asm/sn/arch.h> -#include <asm/sn/intr.h> -#include <asm/sn/pcibr_provider.h> -#include <asm/sn/pcibus_provider_defs.h> -#include <asm/sn/pcidev.h> -#include <asm/sn/shub_mmr.h> -#include <asm/sn/sn_sal.h> -#include <asm/sn/sn_feature_sets.h> - -static void register_intr_pda(struct sn_irq_info *sn_irq_info); -static void unregister_intr_pda(struct sn_irq_info *sn_irq_info); - -extern int sn_ioif_inited; -struct list_head **sn_irq_lh; -static DEFINE_SPINLOCK(sn_irq_info_lock); /* non-IRQ lock */ - -u64 sn_intr_alloc(nasid_t local_nasid, int local_widget, - struct sn_irq_info *sn_irq_info, - int req_irq, nasid_t req_nasid, - int req_slice) -{ - struct ia64_sal_retval ret_stuff; - ret_stuff.status = 0; - ret_stuff.v0 = 0; - - SAL_CALL_NOLOCK(ret_stuff, (u64) SN_SAL_IOIF_INTERRUPT, - (u64) SAL_INTR_ALLOC, (u64) local_nasid, - (u64) local_widget, __pa(sn_irq_info), (u64) req_irq, - (u64) req_nasid, (u64) req_slice); - - return ret_stuff.status; -} - -void sn_intr_free(nasid_t local_nasid, int local_widget, - struct sn_irq_info *sn_irq_info) -{ - struct ia64_sal_retval ret_stuff; - ret_stuff.status = 0; - ret_stuff.v0 = 0; - - SAL_CALL_NOLOCK(ret_stuff, (u64) SN_SAL_IOIF_INTERRUPT, - (u64) SAL_INTR_FREE, (u64) local_nasid, - (u64) local_widget, (u64) sn_irq_info->irq_irq, - (u64) sn_irq_info->irq_cookie, 0, 0); -} - -u64 sn_intr_redirect(nasid_t local_nasid, int local_widget, - struct sn_irq_info *sn_irq_info, - nasid_t req_nasid, int req_slice) -{ - struct ia64_sal_retval ret_stuff; - ret_stuff.status = 0; - ret_stuff.v0 = 0; - - SAL_CALL_NOLOCK(ret_stuff, (u64) SN_SAL_IOIF_INTERRUPT, - (u64) SAL_INTR_REDIRECT, (u64) local_nasid, - (u64) local_widget, __pa(sn_irq_info), - (u64) req_nasid, (u64) req_slice, 0); - - return ret_stuff.status; -} - -static unsigned int sn_startup_irq(struct irq_data *data) -{ - return 0; -} - -static void sn_shutdown_irq(struct irq_data *data) -{ -} - -extern void ia64_mca_register_cpev(int); - -static void sn_disable_irq(struct irq_data *data) -{ - if (data->irq == local_vector_to_irq(IA64_CPE_VECTOR)) - ia64_mca_register_cpev(0); -} - -static void sn_enable_irq(struct irq_data *data) -{ - if (data->irq == local_vector_to_irq(IA64_CPE_VECTOR)) - ia64_mca_register_cpev(data->irq); -} - -static void sn_ack_irq(struct irq_data *data) -{ - u64 event_occurred, mask; - unsigned int irq = data->irq & 0xff; - - event_occurred = HUB_L((u64*)LOCAL_MMR_ADDR(SH_EVENT_OCCURRED)); - mask = event_occurred & SH_ALL_INT_MASK; - HUB_S((u64*)LOCAL_MMR_ADDR(SH_EVENT_OCCURRED_ALIAS), mask); - __set_bit(irq, (volatile void *)pda->sn_in_service_ivecs); - - irq_move_irq(data); -} - -struct sn_irq_info *sn_retarget_vector(struct sn_irq_info *sn_irq_info, - nasid_t nasid, int slice) -{ - int vector; - int cpuid; -#ifdef CONFIG_SMP - int cpuphys; -#endif - int64_t bridge; - int local_widget, status; - nasid_t local_nasid; - struct sn_irq_info *new_irq_info; - struct sn_pcibus_provider *pci_provider; - - bridge = (u64) sn_irq_info->irq_bridge; - if (!bridge) { - return NULL; /* irq is not a device interrupt */ - } - - local_nasid = NASID_GET(bridge); - - if (local_nasid & 1) - local_widget = TIO_SWIN_WIDGETNUM(bridge); - else - local_widget = SWIN_WIDGETNUM(bridge); - vector = sn_irq_info->irq_irq; - - /* Make use of SAL_INTR_REDIRECT if PROM supports it */ - status = sn_intr_redirect(local_nasid, local_widget, sn_irq_info, nasid, slice); - if (!status) { - new_irq_info = sn_irq_info; - goto finish_up; - } - - /* - * PROM does not support SAL_INTR_REDIRECT, or it failed. - * Revert to old method. - */ - new_irq_info = kmemdup(sn_irq_info, sizeof(struct sn_irq_info), - GFP_ATOMIC); - if (new_irq_info == NULL) - return NULL; - - /* Free the old PROM new_irq_info structure */ - sn_intr_free(local_nasid, local_widget, new_irq_info); - unregister_intr_pda(new_irq_info); - - /* allocate a new PROM new_irq_info struct */ - status = sn_intr_alloc(local_nasid, local_widget, - new_irq_info, vector, - nasid, slice); - - /* SAL call failed */ - if (status) { - kfree(new_irq_info); - return NULL; - } - - register_intr_pda(new_irq_info); - spin_lock(&sn_irq_info_lock); - list_replace_rcu(&sn_irq_info->list, &new_irq_info->list); - spin_unlock(&sn_irq_info_lock); - kfree_rcu(sn_irq_info, rcu); - - -finish_up: - /* Update kernels new_irq_info with new target info */ - cpuid = nasid_slice_to_cpuid(new_irq_info->irq_nasid, - new_irq_info->irq_slice); - new_irq_info->irq_cpuid = cpuid; - - pci_provider = sn_pci_provider[new_irq_info->irq_bridge_type]; - - /* - * If this represents a line interrupt, target it. If it's - * an msi (irq_int_bit < 0), it's already targeted. - */ - if (new_irq_info->irq_int_bit >= 0 && - pci_provider && pci_provider->target_interrupt) - (pci_provider->target_interrupt)(new_irq_info); - -#ifdef CONFIG_SMP - cpuphys = cpu_physical_id(cpuid); - set_irq_affinity_info((vector & 0xff), cpuphys, 0); -#endif - - return new_irq_info; -} - -static int sn_set_affinity_irq(struct irq_data *data, - const struct cpumask *mask, bool force) -{ - struct sn_irq_info *sn_irq_info, *sn_irq_info_safe; - unsigned int irq = data->irq; - nasid_t nasid; - int slice; - - nasid = cpuid_to_nasid(cpumask_first_and(mask, cpu_online_mask)); - slice = cpuid_to_slice(cpumask_first_and(mask, cpu_online_mask)); - - list_for_each_entry_safe(sn_irq_info, sn_irq_info_safe, - sn_irq_lh[irq], list) - (void)sn_retarget_vector(sn_irq_info, nasid, slice); - - return 0; -} - -#ifdef CONFIG_SMP -void sn_set_err_irq_affinity(unsigned int irq) -{ - /* - * On systems which support CPU disabling (SHub2), all error interrupts - * are targeted at the boot CPU. - */ - if (is_shub2() && sn_prom_feature_available(PRF_CPU_DISABLE_SUPPORT)) - set_irq_affinity_info(irq, cpu_physical_id(0), 0); -} -#else -void sn_set_err_irq_affinity(unsigned int irq) { } -#endif - -static void -sn_mask_irq(struct irq_data *data) -{ -} - -static void -sn_unmask_irq(struct irq_data *data) -{ -} - -struct irq_chip irq_type_sn = { - .name = "SN hub", - .irq_startup = sn_startup_irq, - .irq_shutdown = sn_shutdown_irq, - .irq_enable = sn_enable_irq, - .irq_disable = sn_disable_irq, - .irq_ack = sn_ack_irq, - .irq_mask = sn_mask_irq, - .irq_unmask = sn_unmask_irq, - .irq_set_affinity = sn_set_affinity_irq -}; - -ia64_vector sn_irq_to_vector(int irq) -{ - if (irq >= IA64_NUM_VECTORS) - return 0; - return (ia64_vector)irq; -} - -unsigned int sn_local_vector_to_irq(u8 vector) -{ - return (CPU_VECTOR_TO_IRQ(smp_processor_id(), vector)); -} - -void sn_irq_init(void) -{ - int i; - - ia64_first_device_vector = IA64_SN2_FIRST_DEVICE_VECTOR; - ia64_last_device_vector = IA64_SN2_LAST_DEVICE_VECTOR; - - for (i = 0; i < NR_IRQS; i++) { - if (irq_get_chip(i) == &no_irq_chip) - irq_set_chip(i, &irq_type_sn); - } -} - -static void register_intr_pda(struct sn_irq_info *sn_irq_info) -{ - int irq = sn_irq_info->irq_irq; - int cpu = sn_irq_info->irq_cpuid; - - if (pdacpu(cpu)->sn_last_irq < irq) { - pdacpu(cpu)->sn_last_irq = irq; - } - - if (pdacpu(cpu)->sn_first_irq == 0 || pdacpu(cpu)->sn_first_irq > irq) - pdacpu(cpu)->sn_first_irq = irq; -} - -static void unregister_intr_pda(struct sn_irq_info *sn_irq_info) -{ - int irq = sn_irq_info->irq_irq; - int cpu = sn_irq_info->irq_cpuid; - struct sn_irq_info *tmp_irq_info; - int i, foundmatch; - - rcu_read_lock(); - if (pdacpu(cpu)->sn_last_irq == irq) { - foundmatch = 0; - for (i = pdacpu(cpu)->sn_last_irq - 1; - i && !foundmatch; i--) { - list_for_each_entry_rcu(tmp_irq_info, - sn_irq_lh[i], - list) { - if (tmp_irq_info->irq_cpuid == cpu) { - foundmatch = 1; - break; - } - } - } - pdacpu(cpu)->sn_last_irq = i; - } - - if (pdacpu(cpu)->sn_first_irq == irq) { - foundmatch = 0; - for (i = pdacpu(cpu)->sn_first_irq + 1; - i < NR_IRQS && !foundmatch; i++) { - list_for_each_entry_rcu(tmp_irq_info, - sn_irq_lh[i], - list) { - if (tmp_irq_info->irq_cpuid == cpu) { - foundmatch = 1; - break; - } - } - } - pdacpu(cpu)->sn_first_irq = ((i == NR_IRQS) ? 0 : i); - } - rcu_read_unlock(); -} - -void sn_irq_fixup(struct pci_dev *pci_dev, struct sn_irq_info *sn_irq_info) -{ - nasid_t nasid = sn_irq_info->irq_nasid; - int slice = sn_irq_info->irq_slice; - int cpu = nasid_slice_to_cpuid(nasid, slice); -#ifdef CONFIG_SMP - int cpuphys; -#endif - - pci_dev_get(pci_dev); - sn_irq_info->irq_cpuid = cpu; - sn_irq_info->irq_pciioinfo = SN_PCIDEV_INFO(pci_dev); - - /* link it into the sn_irq[irq] list */ - spin_lock(&sn_irq_info_lock); - list_add_rcu(&sn_irq_info->list, sn_irq_lh[sn_irq_info->irq_irq]); - reserve_irq_vector(sn_irq_info->irq_irq); - if (sn_irq_info->irq_int_bit != -1) - irq_set_handler(sn_irq_info->irq_irq, handle_level_irq); - spin_unlock(&sn_irq_info_lock); - - register_intr_pda(sn_irq_info); -#ifdef CONFIG_SMP - cpuphys = cpu_physical_id(cpu); - set_irq_affinity_info(sn_irq_info->irq_irq, cpuphys, 0); - /* - * Affinity was set by the PROM, prevent it from - * being reset by the request_irq() path. - */ - irqd_mark_affinity_was_set(irq_get_irq_data(sn_irq_info->irq_irq)); -#endif -} - -void sn_irq_unfixup(struct pci_dev *pci_dev) -{ - struct sn_irq_info *sn_irq_info; - - /* Only cleanup IRQ stuff if this device has a host bus context */ - if (!SN_PCIDEV_BUSSOFT(pci_dev)) - return; - - sn_irq_info = SN_PCIDEV_INFO(pci_dev)->pdi_sn_irq_info; - if (!sn_irq_info) - return; - if (!sn_irq_info->irq_irq) { - kfree(sn_irq_info); - return; - } - - unregister_intr_pda(sn_irq_info); - spin_lock(&sn_irq_info_lock); - list_del_rcu(&sn_irq_info->list); - spin_unlock(&sn_irq_info_lock); - if (list_empty(sn_irq_lh[sn_irq_info->irq_irq])) - free_irq_vector(sn_irq_info->irq_irq); - kfree_rcu(sn_irq_info, rcu); - pci_dev_put(pci_dev); - -} - -static inline void -sn_call_force_intr_provider(struct sn_irq_info *sn_irq_info) -{ - struct sn_pcibus_provider *pci_provider; - - pci_provider = sn_pci_provider[sn_irq_info->irq_bridge_type]; - - /* Don't force an interrupt if the irq has been disabled */ - if (!irqd_irq_disabled(irq_get_irq_data(sn_irq_info->irq_irq)) && - pci_provider && pci_provider->force_interrupt) - (*pci_provider->force_interrupt)(sn_irq_info); -} - -/* - * Check for lost interrupts. If the PIC int_status reg. says that - * an interrupt has been sent, but not handled, and the interrupt - * is not pending in either the cpu irr regs or in the soft irr regs, - * and the interrupt is not in service, then the interrupt may have - * been lost. Force an interrupt on that pin. It is possible that - * the interrupt is in flight, so we may generate a spurious interrupt, - * but we should never miss a real lost interrupt. - */ -static void sn_check_intr(int irq, struct sn_irq_info *sn_irq_info) -{ - u64 regval; - struct pcidev_info *pcidev_info; - struct pcibus_info *pcibus_info; - - /* - * Bridge types attached to TIO (anything but PIC) do not need this WAR - * since they do not target Shub II interrupt registers. If that - * ever changes, this check needs to accommodate. - */ - if (sn_irq_info->irq_bridge_type != PCIIO_ASIC_TYPE_PIC) - return; - - pcidev_info = (struct pcidev_info *)sn_irq_info->irq_pciioinfo; - if (!pcidev_info) - return; - - pcibus_info = - (struct pcibus_info *)pcidev_info->pdi_host_pcidev_info-> - pdi_pcibus_info; - regval = pcireg_intr_status_get(pcibus_info); - - if (!ia64_get_irr(irq_to_vector(irq))) { - if (!test_bit(irq, pda->sn_in_service_ivecs)) { - regval &= 0xff; - if (sn_irq_info->irq_int_bit & regval & - sn_irq_info->irq_last_intr) { - regval &= ~(sn_irq_info->irq_int_bit & regval); - sn_call_force_intr_provider(sn_irq_info); - } - } - } - sn_irq_info->irq_last_intr = regval; -} - -void sn_lb_int_war_check(void) -{ - struct sn_irq_info *sn_irq_info; - int i; - - if (!sn_ioif_inited || pda->sn_first_irq == 0) - return; - - rcu_read_lock(); - for (i = pda->sn_first_irq; i <= pda->sn_last_irq; i++) { - list_for_each_entry_rcu(sn_irq_info, sn_irq_lh[i], list) { - sn_check_intr(i, sn_irq_info); - } - } - rcu_read_unlock(); -} - -void __init sn_irq_lh_init(void) -{ - int i; - - sn_irq_lh = kmalloc_array(NR_IRQS, sizeof(struct list_head *), - GFP_KERNEL); - if (!sn_irq_lh) - panic("SN PCI INIT: Failed to allocate memory for PCI init\n"); - - for (i = 0; i < NR_IRQS; i++) { - sn_irq_lh[i] = kmalloc(sizeof(struct list_head), GFP_KERNEL); - if (!sn_irq_lh[i]) - panic("SN PCI INIT: Failed IRQ memory allocation\n"); - - INIT_LIST_HEAD(sn_irq_lh[i]); - } -} diff --git a/arch/ia64/sn/kernel/klconflib.c b/arch/ia64/sn/kernel/klconflib.c deleted file mode 100644 index 87682b48ef83..000000000000 --- a/arch/ia64/sn/kernel/klconflib.c +++ /dev/null @@ -1,107 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1992 - 1997, 2000-2004 Silicon Graphics, Inc. All rights reserved. - */ - -#include <linux/types.h> -#include <linux/ctype.h> -#include <linux/string.h> -#include <linux/kernel.h> -#include <asm/sn/types.h> -#include <asm/sn/module.h> -#include <asm/sn/l1.h> - -char brick_types[MAX_BRICK_TYPES + 1] = "cri.xdpn%#=vo^kjbf890123456789..."; -/* - * Format a module id for printing. - * - * There are three possible formats: - * - * MODULE_FORMAT_BRIEF is the brief 6-character format, including - * the actual brick-type as recorded in the - * moduleid_t, eg. 002c15 for a C-brick, or - * 101#17 for a PX-brick. - * - * MODULE_FORMAT_LONG is the hwgraph format, eg. rack/002/bay/15 - * of rack/101/bay/17 (note that the brick - * type does not appear in this format). - * - * MODULE_FORMAT_LCD is like MODULE_FORMAT_BRIEF, except that it - * ensures that the module id provided appears - * exactly as it would on the LCD display of - * the corresponding brick, eg. still 002c15 - * for a C-brick, but 101p17 for a PX-brick. - * - * maule (9/13/04): Removed top-level check for (fmt == MODULE_FORMAT_LCD) - * making MODULE_FORMAT_LCD equivalent to MODULE_FORMAT_BRIEF. It was - * decided that all callers should assume the returned string should be what - * is displayed on the brick L1 LCD. - */ -void -format_module_id(char *buffer, moduleid_t m, int fmt) -{ - int rack, position; - unsigned char brickchar; - - rack = MODULE_GET_RACK(m); - brickchar = MODULE_GET_BTCHAR(m); - - /* Be sure we use the same brick type character as displayed - * on the brick's LCD - */ - switch (brickchar) - { - case L1_BRICKTYPE_GA: - case L1_BRICKTYPE_OPUS_TIO: - brickchar = L1_BRICKTYPE_C; - break; - - case L1_BRICKTYPE_PX: - case L1_BRICKTYPE_PE: - case L1_BRICKTYPE_PA: - case L1_BRICKTYPE_SA: /* we can move this to the "I's" later - * if that makes more sense - */ - brickchar = L1_BRICKTYPE_P; - break; - - case L1_BRICKTYPE_IX: - case L1_BRICKTYPE_IA: - - brickchar = L1_BRICKTYPE_I; - break; - } - - position = MODULE_GET_BPOS(m); - - if ((fmt == MODULE_FORMAT_BRIEF) || (fmt == MODULE_FORMAT_LCD)) { - /* Brief module number format, eg. 002c15 */ - - /* Decompress the rack number */ - *buffer++ = '0' + RACK_GET_CLASS(rack); - *buffer++ = '0' + RACK_GET_GROUP(rack); - *buffer++ = '0' + RACK_GET_NUM(rack); - - /* Add the brick type */ - *buffer++ = brickchar; - } - else if (fmt == MODULE_FORMAT_LONG) { - /* Fuller hwgraph format, eg. rack/002/bay/15 */ - - strcpy(buffer, "rack" "/"); buffer += strlen(buffer); - - *buffer++ = '0' + RACK_GET_CLASS(rack); - *buffer++ = '0' + RACK_GET_GROUP(rack); - *buffer++ = '0' + RACK_GET_NUM(rack); - - strcpy(buffer, "/" "bay" "/"); buffer += strlen(buffer); - } - - /* Add the bay position, using at least two digits */ - if (position < 10) - *buffer++ = '0'; - sprintf(buffer, "%d", position); -} diff --git a/arch/ia64/sn/kernel/machvec.c b/arch/ia64/sn/kernel/machvec.c deleted file mode 100644 index 02bb9155840c..000000000000 --- a/arch/ia64/sn/kernel/machvec.c +++ /dev/null @@ -1,11 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 2002-2003 Silicon Graphics, Inc. All Rights Reserved. - */ - -#define MACHVEC_PLATFORM_NAME sn2 -#define MACHVEC_PLATFORM_HEADER <asm/machvec_sn2.h> -#include <asm/machvec_init.h> diff --git a/arch/ia64/sn/kernel/mca.c b/arch/ia64/sn/kernel/mca.c deleted file mode 100644 index bc3bd930c74c..000000000000 --- a/arch/ia64/sn/kernel/mca.c +++ /dev/null @@ -1,144 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 2000-2006 Silicon Graphics, Inc. All Rights Reserved. - */ - -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/timer.h> -#include <linux/vmalloc.h> -#include <linux/mutex.h> -#include <asm/mca.h> -#include <asm/sal.h> -#include <asm/sn/sn_sal.h> - -/* - * Interval for calling SAL to poll for errors that do NOT cause error - * interrupts. SAL will raise a CPEI if any errors are present that - * need to be logged. - */ -#define CPEI_INTERVAL (5*HZ) - -struct timer_list sn_cpei_timer; -void sn_init_cpei_timer(void); - -/* Printing oemdata from mca uses data that is not passed through SAL, it is - * global. Only one user at a time. - */ -static DEFINE_MUTEX(sn_oemdata_mutex); -static u8 **sn_oemdata; -static u64 *sn_oemdata_size, sn_oemdata_bufsize; - -/* - * print_hook - * - * This function is the callback routine that SAL calls to log error - * info for platform errors. buf is appended to sn_oemdata, resizing as - * required. - * Note: this is a SAL to OS callback, running under the same rules as the SAL - * code. SAL calls are run with preempt disabled so this routine must not - * sleep. vmalloc can sleep so print_hook cannot resize the output buffer - * itself, instead it must set the required size and return to let the caller - * resize the buffer then redrive the SAL call. - */ -static int print_hook(const char *fmt, ...) -{ - char buf[400]; - int len; - va_list args; - va_start(args, fmt); - vsnprintf(buf, sizeof(buf), fmt, args); - va_end(args); - len = strlen(buf); - if (*sn_oemdata_size + len <= sn_oemdata_bufsize) - memcpy(*sn_oemdata + *sn_oemdata_size, buf, len); - *sn_oemdata_size += len; - return 0; -} - -static void sn_cpei_handler(int irq, void *devid, struct pt_regs *regs) -{ - /* - * this function's sole purpose is to call SAL when we receive - * a CE interrupt from SHUB or when the timer routine decides - * we need to call SAL to check for CEs. - */ - - /* CALL SAL_LOG_CE */ - - ia64_sn_plat_cpei_handler(); -} - -static void sn_cpei_timer_handler(struct timer_list *unused) -{ - sn_cpei_handler(-1, NULL, NULL); - mod_timer(&sn_cpei_timer, jiffies + CPEI_INTERVAL); -} - -void sn_init_cpei_timer(void) -{ - timer_setup(&sn_cpei_timer, sn_cpei_timer_handler, 0); - sn_cpei_timer.expires = jiffies + CPEI_INTERVAL; - add_timer(&sn_cpei_timer); -} - -static int -sn_platform_plat_specific_err_print(const u8 * sect_header, u8 ** oemdata, - u64 * oemdata_size) -{ - mutex_lock(&sn_oemdata_mutex); - sn_oemdata = oemdata; - sn_oemdata_size = oemdata_size; - sn_oemdata_bufsize = 0; - *sn_oemdata_size = PAGE_SIZE; /* first guess at how much data will be generated */ - while (*sn_oemdata_size > sn_oemdata_bufsize) { - u8 *newbuf = vmalloc(*sn_oemdata_size); - if (!newbuf) { - mutex_unlock(&sn_oemdata_mutex); - printk(KERN_ERR "%s: unable to extend sn_oemdata\n", - __func__); - return 1; - } - vfree(*sn_oemdata); - *sn_oemdata = newbuf; - sn_oemdata_bufsize = *sn_oemdata_size; - *sn_oemdata_size = 0; - ia64_sn_plat_specific_err_print(print_hook, (char *)sect_header); - } - mutex_unlock(&sn_oemdata_mutex); - return 0; -} - -/* Callback when userspace salinfo wants to decode oem data via the platform - * kernel and/or prom. - */ -int sn_salinfo_platform_oemdata(const u8 *sect_header, u8 **oemdata, u64 *oemdata_size) -{ - efi_guid_t guid = *(efi_guid_t *)sect_header; - int valid = 0; - *oemdata_size = 0; - vfree(*oemdata); - *oemdata = NULL; - if (efi_guidcmp(guid, SAL_PLAT_SPECIFIC_ERR_SECT_GUID) == 0) { - sal_log_plat_specific_err_info_t *psei = (sal_log_plat_specific_err_info_t *)sect_header; - valid = psei->valid.oem_data; - } else if (efi_guidcmp(guid, SAL_PLAT_MEM_DEV_ERR_SECT_GUID) == 0) { - sal_log_mem_dev_err_info_t *mdei = (sal_log_mem_dev_err_info_t *)sect_header; - valid = mdei->valid.oem_data; - } - if (valid) - return sn_platform_plat_specific_err_print(sect_header, oemdata, oemdata_size); - else - return 0; -} - -static int __init sn_salinfo_init(void) -{ - if (ia64_platform_is("sn2")) - salinfo_platform_oemdata = &sn_salinfo_platform_oemdata; - return 0; -} -device_initcall(sn_salinfo_init); diff --git a/arch/ia64/sn/kernel/msi_sn.c b/arch/ia64/sn/kernel/msi_sn.c deleted file mode 100644 index fb25065b22c6..000000000000 --- a/arch/ia64/sn/kernel/msi_sn.c +++ /dev/null @@ -1,238 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2006 Silicon Graphics, Inc. All Rights Reserved. - */ - -#include <linux/types.h> -#include <linux/irq.h> -#include <linux/pci.h> -#include <linux/cpumask.h> -#include <linux/msi.h> -#include <linux/slab.h> - -#include <asm/sn/addrs.h> -#include <asm/sn/intr.h> -#include <asm/sn/pcibus_provider_defs.h> -#include <asm/sn/pcidev.h> -#include <asm/sn/nodepda.h> - -struct sn_msi_info { - u64 pci_addr; - struct sn_irq_info *sn_irq_info; -}; - -static struct sn_msi_info sn_msi_info[NR_IRQS]; - -static struct irq_chip sn_msi_chip; - -void sn_teardown_msi_irq(unsigned int irq) -{ - nasid_t nasid; - int widget; - struct pci_dev *pdev; - struct pcidev_info *sn_pdev; - struct sn_irq_info *sn_irq_info; - struct pcibus_bussoft *bussoft; - struct sn_pcibus_provider *provider; - - sn_irq_info = sn_msi_info[irq].sn_irq_info; - if (sn_irq_info == NULL || sn_irq_info->irq_int_bit >= 0) - return; - - sn_pdev = (struct pcidev_info *)sn_irq_info->irq_pciioinfo; - pdev = sn_pdev->pdi_linux_pcidev; - provider = SN_PCIDEV_BUSPROVIDER(pdev); - - (*provider->dma_unmap)(pdev, - sn_msi_info[irq].pci_addr, - PCI_DMA_FROMDEVICE); - sn_msi_info[irq].pci_addr = 0; - - bussoft = SN_PCIDEV_BUSSOFT(pdev); - nasid = NASID_GET(bussoft->bs_base); - widget = (nasid & 1) ? - TIO_SWIN_WIDGETNUM(bussoft->bs_base) : - SWIN_WIDGETNUM(bussoft->bs_base); - - sn_intr_free(nasid, widget, sn_irq_info); - sn_msi_info[irq].sn_irq_info = NULL; - - destroy_irq(irq); -} - -int sn_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *entry) -{ - struct msi_msg msg; - int widget; - int status; - nasid_t nasid; - u64 bus_addr; - struct sn_irq_info *sn_irq_info; - struct pcibus_bussoft *bussoft = SN_PCIDEV_BUSSOFT(pdev); - struct sn_pcibus_provider *provider = SN_PCIDEV_BUSPROVIDER(pdev); - int irq; - - if (!entry->msi_attrib.is_64) - return -EINVAL; - - if (bussoft == NULL) - return -EINVAL; - - if (provider == NULL || provider->dma_map_consistent == NULL) - return -EINVAL; - - irq = create_irq(); - if (irq < 0) - return irq; - - /* - * Set up the vector plumbing. Let the prom (via sn_intr_alloc) - * decide which cpu to direct this msi at by default. - */ - - nasid = NASID_GET(bussoft->bs_base); - widget = (nasid & 1) ? - TIO_SWIN_WIDGETNUM(bussoft->bs_base) : - SWIN_WIDGETNUM(bussoft->bs_base); - - sn_irq_info = kzalloc(sizeof(struct sn_irq_info), GFP_KERNEL); - if (! sn_irq_info) { - destroy_irq(irq); - return -ENOMEM; - } - - status = sn_intr_alloc(nasid, widget, sn_irq_info, irq, -1, -1); - if (status) { - kfree(sn_irq_info); - destroy_irq(irq); - return -ENOMEM; - } - - sn_irq_info->irq_int_bit = -1; /* mark this as an MSI irq */ - sn_irq_fixup(pdev, sn_irq_info); - - /* Prom probably should fill these in, but doesn't ... */ - sn_irq_info->irq_bridge_type = bussoft->bs_asic_type; - sn_irq_info->irq_bridge = (void *)bussoft->bs_base; - - /* - * Map the xio address into bus space - */ - bus_addr = (*provider->dma_map_consistent)(pdev, - sn_irq_info->irq_xtalkaddr, - sizeof(sn_irq_info->irq_xtalkaddr), - SN_DMA_MSI|SN_DMA_ADDR_XIO); - if (! bus_addr) { - sn_intr_free(nasid, widget, sn_irq_info); - kfree(sn_irq_info); - destroy_irq(irq); - return -ENOMEM; - } - - sn_msi_info[irq].sn_irq_info = sn_irq_info; - sn_msi_info[irq].pci_addr = bus_addr; - - msg.address_hi = (u32)(bus_addr >> 32); - msg.address_lo = (u32)(bus_addr & 0x00000000ffffffff); - - /* - * In the SN platform, bit 16 is a "send vector" bit which - * must be present in order to move the vector through the system. - */ - msg.data = 0x100 + irq; - - irq_set_msi_desc(irq, entry); - pci_write_msi_msg(irq, &msg); - irq_set_chip_and_handler(irq, &sn_msi_chip, handle_edge_irq); - - return 0; -} - -#ifdef CONFIG_SMP -static int sn_set_msi_irq_affinity(struct irq_data *data, - const struct cpumask *cpu_mask, bool force) -{ - struct msi_msg msg; - int slice; - nasid_t nasid; - u64 bus_addr; - struct pci_dev *pdev; - struct pcidev_info *sn_pdev; - struct sn_irq_info *sn_irq_info; - struct sn_irq_info *new_irq_info; - struct sn_pcibus_provider *provider; - unsigned int cpu, irq = data->irq; - - cpu = cpumask_first_and(cpu_mask, cpu_online_mask); - sn_irq_info = sn_msi_info[irq].sn_irq_info; - if (sn_irq_info == NULL || sn_irq_info->irq_int_bit >= 0) - return -1; - - /* - * Release XIO resources for the old MSI PCI address - */ - - __get_cached_msi_msg(irq_data_get_msi_desc(data), &msg); - sn_pdev = (struct pcidev_info *)sn_irq_info->irq_pciioinfo; - pdev = sn_pdev->pdi_linux_pcidev; - provider = SN_PCIDEV_BUSPROVIDER(pdev); - - bus_addr = (u64)(msg.address_hi) << 32 | (u64)(msg.address_lo); - (*provider->dma_unmap)(pdev, bus_addr, PCI_DMA_FROMDEVICE); - sn_msi_info[irq].pci_addr = 0; - - nasid = cpuid_to_nasid(cpu); - slice = cpuid_to_slice(cpu); - - new_irq_info = sn_retarget_vector(sn_irq_info, nasid, slice); - sn_msi_info[irq].sn_irq_info = new_irq_info; - if (new_irq_info == NULL) - return -1; - - /* - * Map the xio address into bus space - */ - - bus_addr = (*provider->dma_map_consistent)(pdev, - new_irq_info->irq_xtalkaddr, - sizeof(new_irq_info->irq_xtalkaddr), - SN_DMA_MSI|SN_DMA_ADDR_XIO); - - sn_msi_info[irq].pci_addr = bus_addr; - msg.address_hi = (u32)(bus_addr >> 32); - msg.address_lo = (u32)(bus_addr & 0x00000000ffffffff); - - pci_write_msi_msg(irq, &msg); - cpumask_copy(irq_data_get_affinity_mask(data), cpu_mask); - - return 0; -} -#endif /* CONFIG_SMP */ - -static void sn_ack_msi_irq(struct irq_data *data) -{ - irq_move_irq(data); - ia64_eoi(); -} - -static int sn_msi_retrigger_irq(struct irq_data *data) -{ - unsigned int vector = data->irq; - ia64_resend_irq(vector); - - return 1; -} - -static struct irq_chip sn_msi_chip = { - .name = "PCI-MSI", - .irq_mask = pci_msi_mask_irq, - .irq_unmask = pci_msi_unmask_irq, - .irq_ack = sn_ack_msi_irq, -#ifdef CONFIG_SMP - .irq_set_affinity = sn_set_msi_irq_affinity, -#endif - .irq_retrigger = sn_msi_retrigger_irq, -}; diff --git a/arch/ia64/sn/kernel/pio_phys.S b/arch/ia64/sn/kernel/pio_phys.S deleted file mode 100644 index 3c7d48d6ecb8..000000000000 --- a/arch/ia64/sn/kernel/pio_phys.S +++ /dev/null @@ -1,71 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2000-2005 Silicon Graphics, Inc. All rights reserved. - * - * This file contains macros used to access MMR registers via - * uncached physical addresses. - * pio_phys_read_mmr - read an MMR - * pio_phys_write_mmr - write an MMR - * pio_atomic_phys_write_mmrs - atomically write 1 or 2 MMRs with psr.ic=0 - * Second MMR will be skipped if address is NULL - * - * Addresses passed to these routines should be uncached physical addresses - * ie., 0x80000.... - */ - - - -#include <asm/asmmacro.h> -#include <asm/page.h> - -GLOBAL_ENTRY(pio_phys_read_mmr) - .prologue - .regstk 1,0,0,0 - .body - mov r2=psr - rsm psr.i | psr.dt - ;; - srlz.d - ld8.acq r8=[r32] - ;; - mov psr.l=r2;; - srlz.d - br.ret.sptk.many rp -END(pio_phys_read_mmr) - -GLOBAL_ENTRY(pio_phys_write_mmr) - .prologue - .regstk 2,0,0,0 - .body - mov r2=psr - rsm psr.i | psr.dt - ;; - srlz.d - st8.rel [r32]=r33 - ;; - mov psr.l=r2;; - srlz.d - br.ret.sptk.many rp -END(pio_phys_write_mmr) - -GLOBAL_ENTRY(pio_atomic_phys_write_mmrs) - .prologue - .regstk 4,0,0,0 - .body - mov r2=psr - cmp.ne p9,p0=r34,r0; - rsm psr.i | psr.dt | psr.ic - ;; - srlz.d - st8.rel [r32]=r33 -(p9) st8.rel [r34]=r35 - ;; - mov psr.l=r2;; - srlz.d - br.ret.sptk.many rp -END(pio_atomic_phys_write_mmrs) - - diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c deleted file mode 100644 index e6a5049ef503..000000000000 --- a/arch/ia64/sn/kernel/setup.c +++ /dev/null @@ -1,786 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1999,2001-2006 Silicon Graphics, Inc. All rights reserved. - */ - -#include <linux/module.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/kernel.h> -#include <linux/kdev_t.h> -#include <linux/string.h> -#include <linux/screen_info.h> -#include <linux/console.h> -#include <linux/timex.h> -#include <linux/sched.h> -#include <linux/ioport.h> -#include <linux/mm.h> -#include <linux/serial.h> -#include <linux/irq.h> -#include <linux/memblock.h> -#include <linux/mmzone.h> -#include <linux/interrupt.h> -#include <linux/acpi.h> -#include <linux/compiler.h> -#include <linux/root_dev.h> -#include <linux/nodemask.h> -#include <linux/pm.h> -#include <linux/efi.h> - -#include <asm/io.h> -#include <asm/sal.h> -#include <asm/machvec.h> -#include <asm/processor.h> -#include <asm/vga.h> -#include <asm/setup.h> -#include <asm/sn/arch.h> -#include <asm/sn/addrs.h> -#include <asm/sn/pda.h> -#include <asm/sn/nodepda.h> -#include <asm/sn/sn_cpuid.h> -#include <asm/sn/simulator.h> -#include <asm/sn/leds.h> -#include <asm/sn/bte.h> -#include <asm/sn/shub_mmr.h> -#include <asm/sn/clksupport.h> -#include <asm/sn/sn_sal.h> -#include <asm/sn/geo.h> -#include <asm/sn/sn_feature_sets.h> -#include "xtalk/xwidgetdev.h" -#include "xtalk/hubdev.h" -#include <asm/sn/klconfig.h> - - -DEFINE_PER_CPU(struct pda_s, pda_percpu); - -#define MAX_PHYS_MEMORY (1UL << IA64_MAX_PHYS_BITS) /* Max physical address supported */ - -extern void bte_init_node(nodepda_t *, cnodeid_t); - -extern void sn_timer_init(void); -extern unsigned long last_time_offset; -extern void (*ia64_mark_idle) (int); -extern void snidle(int); - -unsigned long sn_rtc_cycles_per_second; -EXPORT_SYMBOL(sn_rtc_cycles_per_second); - -DEFINE_PER_CPU(struct sn_hub_info_s, __sn_hub_info); -EXPORT_PER_CPU_SYMBOL(__sn_hub_info); - -DEFINE_PER_CPU(short, __sn_cnodeid_to_nasid[MAX_COMPACT_NODES]); -EXPORT_PER_CPU_SYMBOL(__sn_cnodeid_to_nasid); - -DEFINE_PER_CPU(struct nodepda_s *, __sn_nodepda); -EXPORT_PER_CPU_SYMBOL(__sn_nodepda); - -char sn_system_serial_number_string[128]; -EXPORT_SYMBOL(sn_system_serial_number_string); -u64 sn_partition_serial_number; -EXPORT_SYMBOL(sn_partition_serial_number); -u8 sn_partition_id; -EXPORT_SYMBOL(sn_partition_id); -u8 sn_system_size; -EXPORT_SYMBOL(sn_system_size); -u8 sn_sharing_domain_size; -EXPORT_SYMBOL(sn_sharing_domain_size); -u8 sn_coherency_id; -EXPORT_SYMBOL(sn_coherency_id); -u8 sn_region_size; -EXPORT_SYMBOL(sn_region_size); -int sn_prom_type; /* 0=hardware, 1=medusa/realprom, 2=medusa/fakeprom */ - -short physical_node_map[MAX_NUMALINK_NODES]; -static unsigned long sn_prom_features[MAX_PROM_FEATURE_SETS]; - -EXPORT_SYMBOL(physical_node_map); - -int num_cnodes; - -static void sn_init_pdas(char **); -static void build_cnode_tables(void); - -static nodepda_t *nodepdaindr[MAX_COMPACT_NODES]; - -/* - * The format of "screen_info" is strange, and due to early i386-setup - * code. This is just enough to make the console code think we're on a - * VGA color display. - */ -struct screen_info sn_screen_info = { - .orig_x = 0, - .orig_y = 0, - .orig_video_mode = 3, - .orig_video_cols = 80, - .orig_video_ega_bx = 3, - .orig_video_lines = 25, - .orig_video_isVGA = 1, - .orig_video_points = 16 -}; - -/* - * This routine can only be used during init, since - * smp_boot_data is an init data structure. - * We have to use smp_boot_data.cpu_phys_id to find - * the physical id of the processor because the normal - * cpu_physical_id() relies on data structures that - * may not be initialized yet. - */ - -static int __init pxm_to_nasid(int pxm) -{ - int i; - int nid; - - nid = pxm_to_node(pxm); - for (i = 0; i < num_node_memblks; i++) { - if (node_memblk[i].nid == nid) { - return NASID_GET(node_memblk[i].start_paddr); - } - } - return -1; -} - -/** - * early_sn_setup - early setup routine for SN platforms - * - * Sets up an initial console to aid debugging. Intended primarily - * for bringup. See start_kernel() in init/main.c. - */ - -void __init early_sn_setup(void) -{ - efi_system_table_t *efi_systab; - efi_config_table_t *config_tables; - struct ia64_sal_systab *sal_systab; - struct ia64_sal_desc_entry_point *ep; - char *p; - int i, j; - - /* - * Parse enough of the SAL tables to locate the SAL entry point. Since, console - * IO on SN2 is done via SAL calls, early_printk won't work without this. - * - * This code duplicates some of the ACPI table parsing that is in efi.c & sal.c. - * Any changes to those file may have to be made here as well. - */ - efi_systab = (efi_system_table_t *) __va(ia64_boot_param->efi_systab); - config_tables = __va(efi_systab->tables); - for (i = 0; i < efi_systab->nr_tables; i++) { - if (efi_guidcmp(config_tables[i].guid, SAL_SYSTEM_TABLE_GUID) == - 0) { - sal_systab = __va(config_tables[i].table); - p = (char *)(sal_systab + 1); - for (j = 0; j < sal_systab->entry_count; j++) { - if (*p == SAL_DESC_ENTRY_POINT) { - ep = (struct ia64_sal_desc_entry_point - *)p; - ia64_sal_handler_init(__va - (ep->sal_proc), - __va(ep->gp)); - return; - } - p += SAL_DESC_SIZE(*p); - } - } - } - /* Uh-oh, SAL not available?? */ - printk(KERN_ERR "failed to find SAL entry point\n"); -} - -extern int platform_intr_list[]; -static int shub_1_1_found; - -/* - * sn_check_for_wars - * - * Set flag for enabling shub specific wars - */ - -static inline int is_shub_1_1(int nasid) -{ - unsigned long id; - int rev; - - if (is_shub2()) - return 0; - id = REMOTE_HUB_L(nasid, SH1_SHUB_ID); - rev = (id & SH1_SHUB_ID_REVISION_MASK) >> SH1_SHUB_ID_REVISION_SHFT; - return rev <= 2; -} - -static void sn_check_for_wars(void) -{ - int cnode; - - if (is_shub2()) { - /* none yet */ - } else { - for_each_online_node(cnode) { - if (is_shub_1_1(cnodeid_to_nasid(cnode))) - shub_1_1_found = 1; - } - } -} - -/* - * Scan the EFI PCDP table (if it exists) for an acceptable VGA console - * output device. If one exists, pick it and set sn_legacy_{io,mem} to - * reflect the bus offsets needed to address it. - * - * Since pcdp support in SN is not supported in the 2.4 kernel (or at least - * the one lbs is based on) just declare the needed structs here. - * - * Reference spec http://www.dig64.org/specifications/DIG64_PCDPv20.pdf - * - * Returns 0 if no acceptable vga is found, !0 otherwise. - * - * Note: This stuff is duped here because Altix requires the PCDP to - * locate a usable VGA device due to lack of proper ACPI support. Structures - * could be used from drivers/firmware/pcdp.h, but it was decided that moving - * this file to a more public location just for Altix use was undesirable. - */ - -struct hcdp_uart_desc { - u8 pad[45]; -}; - -struct pcdp { - u8 signature[4]; /* should be 'HCDP' */ - u32 length; - u8 rev; /* should be >=3 for pcdp, <3 for hcdp */ - u8 sum; - u8 oem_id[6]; - u64 oem_tableid; - u32 oem_rev; - u32 creator_id; - u32 creator_rev; - u32 num_type0; - struct hcdp_uart_desc uart[0]; /* num_type0 of these */ - /* pcdp descriptors follow */ -} __attribute__((packed)); - -struct pcdp_device_desc { - u8 type; - u8 primary; - u16 length; - u16 index; - /* interconnect specific structure follows */ - /* device specific structure follows that */ -} __attribute__((packed)); - -struct pcdp_interface_pci { - u8 type; /* 1 == pci */ - u8 reserved; - u16 length; - u8 segment; - u8 bus; - u8 dev; - u8 fun; - u16 devid; - u16 vendid; - u32 acpi_interrupt; - u64 mmio_tra; - u64 ioport_tra; - u8 flags; - u8 translation; -} __attribute__((packed)); - -struct pcdp_vga_device { - u8 num_eas_desc; - /* ACPI Extended Address Space Desc follows */ -} __attribute__((packed)); - -/* from pcdp_device_desc.primary */ -#define PCDP_PRIMARY_CONSOLE 0x01 - -/* from pcdp_device_desc.type */ -#define PCDP_CONSOLE_INOUT 0x0 -#define PCDP_CONSOLE_DEBUG 0x1 -#define PCDP_CONSOLE_OUT 0x2 -#define PCDP_CONSOLE_IN 0x3 -#define PCDP_CONSOLE_TYPE_VGA 0x8 - -#define PCDP_CONSOLE_VGA (PCDP_CONSOLE_TYPE_VGA | PCDP_CONSOLE_OUT) - -/* from pcdp_interface_pci.type */ -#define PCDP_IF_PCI 1 - -/* from pcdp_interface_pci.translation */ -#define PCDP_PCI_TRANS_IOPORT 0x02 -#define PCDP_PCI_TRANS_MMIO 0x01 - -#if defined(CONFIG_VT) && defined(CONFIG_VGA_CONSOLE) -static void -sn_scan_pcdp(void) -{ - u8 *bp; - struct pcdp *pcdp; - struct pcdp_device_desc device; - struct pcdp_interface_pci if_pci; - extern struct efi efi; - - if (efi.hcdp == EFI_INVALID_TABLE_ADDR) - return; /* no hcdp/pcdp table */ - - pcdp = __va(efi.hcdp); - - if (pcdp->rev < 3) - return; /* only support PCDP (rev >= 3) */ - - for (bp = (u8 *)&pcdp->uart[pcdp->num_type0]; - bp < (u8 *)pcdp + pcdp->length; - bp += device.length) { - memcpy(&device, bp, sizeof(device)); - if (! (device.primary & PCDP_PRIMARY_CONSOLE)) - continue; /* not primary console */ - - if (device.type != PCDP_CONSOLE_VGA) - continue; /* not VGA descriptor */ - - memcpy(&if_pci, bp+sizeof(device), sizeof(if_pci)); - if (if_pci.type != PCDP_IF_PCI) - continue; /* not PCI interconnect */ - - if (if_pci.translation & PCDP_PCI_TRANS_IOPORT) - vga_console_iobase = if_pci.ioport_tra; - - if (if_pci.translation & PCDP_PCI_TRANS_MMIO) - vga_console_membase = - if_pci.mmio_tra | __IA64_UNCACHED_OFFSET; - - break; /* once we find the primary, we're done */ - } -} -#endif - -static unsigned long sn2_rtc_initial; - -/** - * sn_setup - SN platform setup routine - * @cmdline_p: kernel command line - * - * Handles platform setup for SN machines. This includes determining - * the RTC frequency (via a SAL call), initializing secondary CPUs, and - * setting up per-node data areas. The console is also initialized here. - */ -void __init sn_setup(char **cmdline_p) -{ - long status, ticks_per_sec, drift; - u32 version = sn_sal_rev(); - extern void sn_cpu_init(void); - - sn2_rtc_initial = rtc_time(); - ia64_sn_plat_set_error_handling_features(); // obsolete - ia64_sn_set_os_feature(OSF_MCA_SLV_TO_OS_INIT_SLV); - ia64_sn_set_os_feature(OSF_FEAT_LOG_SBES); - /* - * Note: The calls to notify the PROM of ACPI and PCI Segment - * support must be done prior to acpi_load_tables(), as - * an ACPI capable PROM will rebuild the DSDT as result - * of the call. - */ - ia64_sn_set_os_feature(OSF_PCISEGMENT_ENABLE); - ia64_sn_set_os_feature(OSF_ACPI_ENABLE); - - /* Load the new DSDT and SSDT tables into the global table list. */ - acpi_table_init(); - -#if defined(CONFIG_VT) && defined(CONFIG_VGA_CONSOLE) - /* - * Handle SN vga console. - * - * SN systems do not have enough ACPI table information - * being passed from prom to identify VGA adapters and the legacy - * addresses to access them. Until that is done, SN systems rely - * on the PCDP table to identify the primary VGA console if one - * exists. - * - * However, kernel PCDP support is optional, and even if it is built - * into the kernel, it will not be used if the boot cmdline contains - * console= directives. - * - * So, to work around this mess, we duplicate some of the PCDP code - * here so that the primary VGA console (as defined by PCDP) will - * work on SN systems even if a different console (e.g. serial) is - * selected on the boot line (or CONFIG_EFI_PCDP is off). - */ - - if (! vga_console_membase) - sn_scan_pcdp(); - - /* - * Setup legacy IO space. - * vga_console_iobase maps to PCI IO Space address 0 on the - * bus containing the VGA console. - */ - if (vga_console_iobase) { - io_space[0].mmio_base = - (unsigned long) ioremap(vga_console_iobase, 0); - io_space[0].sparse = 0; - } - - if (vga_console_membase) { - /* usable vga ... make tty0 the preferred default console */ - if (!strstr(*cmdline_p, "console=")) - add_preferred_console("tty", 0, NULL); - } else { - printk(KERN_DEBUG "SGI: Disabling VGA console\n"); - if (!strstr(*cmdline_p, "console=")) - add_preferred_console("ttySG", 0, NULL); -#ifdef CONFIG_DUMMY_CONSOLE - conswitchp = &dummy_con; -#else - conswitchp = NULL; -#endif /* CONFIG_DUMMY_CONSOLE */ - } -#endif /* def(CONFIG_VT) && def(CONFIG_VGA_CONSOLE) */ - - MAX_DMA_ADDRESS = PAGE_OFFSET + MAX_PHYS_MEMORY; - - /* - * Build the tables for managing cnodes. - */ - build_cnode_tables(); - - status = - ia64_sal_freq_base(SAL_FREQ_BASE_REALTIME_CLOCK, &ticks_per_sec, - &drift); - if (status != 0 || ticks_per_sec < 100000) { - printk(KERN_WARNING - "unable to determine platform RTC clock frequency, guessing.\n"); - /* PROM gives wrong value for clock freq. so guess */ - sn_rtc_cycles_per_second = 1000000000000UL / 30000UL; - } else - sn_rtc_cycles_per_second = ticks_per_sec; - - platform_intr_list[ACPI_INTERRUPT_CPEI] = IA64_CPE_VECTOR; - - printk("SGI SAL version %x.%02x\n", version >> 8, version & 0x00FF); - - /* - * we set the default root device to /dev/hda - * to make simulation easy - */ - ROOT_DEV = Root_HDA1; - - /* - * Create the PDAs and NODEPDAs for all the cpus. - */ - sn_init_pdas(cmdline_p); - - ia64_mark_idle = &snidle; - - /* - * For the bootcpu, we do this here. All other cpus will make the - * call as part of cpu_init in slave cpu initialization. - */ - sn_cpu_init(); - -#ifdef CONFIG_SMP - init_smp_config(); -#endif - screen_info = sn_screen_info; - - sn_timer_init(); - - /* - * set pm_power_off to a SAL call to allow - * sn machines to power off. The SAL call can be replaced - * by an ACPI interface call when ACPI is fully implemented - * for sn. - */ - pm_power_off = ia64_sn_power_down; - current->thread.flags |= IA64_THREAD_MIGRATION; -} - -/** - * sn_init_pdas - setup node data areas - * - * One time setup for Node Data Area. Called by sn_setup(). - */ -static void __init sn_init_pdas(char **cmdline_p) -{ - cnodeid_t cnode; - - /* - * Allocate & initialize the nodepda for each node. - */ - for_each_online_node(cnode) { - nodepdaindr[cnode] = - memblock_alloc_node(sizeof(nodepda_t), SMP_CACHE_BYTES, - cnode); - if (!nodepdaindr[cnode]) - panic("%s: Failed to allocate %lu bytes align=0x%x nid=%d\n", - __func__, sizeof(nodepda_t), SMP_CACHE_BYTES, - cnode); - memset(nodepdaindr[cnode]->phys_cpuid, -1, - sizeof(nodepdaindr[cnode]->phys_cpuid)); - spin_lock_init(&nodepdaindr[cnode]->ptc_lock); - } - - /* - * Allocate & initialize nodepda for TIOs. For now, put them on node 0. - */ - for (cnode = num_online_nodes(); cnode < num_cnodes; cnode++) { - nodepdaindr[cnode] = - memblock_alloc_node(sizeof(nodepda_t), SMP_CACHE_BYTES, 0); - if (!nodepdaindr[cnode]) - panic("%s: Failed to allocate %lu bytes align=0x%x nid=%d\n", - __func__, sizeof(nodepda_t), SMP_CACHE_BYTES, - cnode); - } - - - /* - * Now copy the array of nodepda pointers to each nodepda. - */ - for (cnode = 0; cnode < num_cnodes; cnode++) - memcpy(nodepdaindr[cnode]->pernode_pdaindr, nodepdaindr, - sizeof(nodepdaindr)); - - /* - * Set up IO related platform-dependent nodepda fields. - * The following routine actually sets up the hubinfo struct - * in nodepda. - */ - for_each_online_node(cnode) { - bte_init_node(nodepdaindr[cnode], cnode); - } - - /* - * Initialize the per node hubdev. This includes IO Nodes and - * headless/memless nodes. - */ - for (cnode = 0; cnode < num_cnodes; cnode++) { - hubdev_init_node(nodepdaindr[cnode], cnode); - } -} - -/** - * sn_cpu_init - initialize per-cpu data areas - * @cpuid: cpuid of the caller - * - * Called during cpu initialization on each cpu as it starts. - * Currently, initializes the per-cpu data area for SNIA. - * Also sets up a few fields in the nodepda. Also known as - * platform_cpu_init() by the ia64 machvec code. - */ -void sn_cpu_init(void) -{ - int cpuid; - int cpuphyid; - int nasid; - int subnode; - int slice; - int cnode; - int i; - static int wars_have_been_checked, set_cpu0_number; - - cpuid = smp_processor_id(); - if (cpuid == 0 && IS_MEDUSA()) { - if (ia64_sn_is_fake_prom()) - sn_prom_type = 2; - else - sn_prom_type = 1; - printk(KERN_INFO "Running on medusa with %s PROM\n", - (sn_prom_type == 1) ? "real" : "fake"); - } - - memset(pda, 0, sizeof(*pda)); - if (ia64_sn_get_sn_info(0, &sn_hub_info->shub2, - &sn_hub_info->nasid_bitmask, - &sn_hub_info->nasid_shift, - &sn_system_size, &sn_sharing_domain_size, - &sn_partition_id, &sn_coherency_id, - &sn_region_size)) - BUG(); - sn_hub_info->as_shift = sn_hub_info->nasid_shift - 2; - - /* - * Don't check status. The SAL call is not supported on all PROMs - * but a failure is harmless. - * Architecturally, cpu_init is always called twice on cpu 0. We - * should set cpu_number on cpu 0 once. - */ - if (cpuid == 0) { - if (!set_cpu0_number) { - (void) ia64_sn_set_cpu_number(cpuid); - set_cpu0_number = 1; - } - } else - (void) ia64_sn_set_cpu_number(cpuid); - - /* - * The boot cpu makes this call again after platform initialization is - * complete. - */ - if (nodepdaindr[0] == NULL) - return; - - for (i = 0; i < MAX_PROM_FEATURE_SETS; i++) - if (ia64_sn_get_prom_feature_set(i, &sn_prom_features[i]) != 0) - break; - - cpuphyid = get_sapicid(); - - if (ia64_sn_get_sapic_info(cpuphyid, &nasid, &subnode, &slice)) - BUG(); - - for (i=0; i < MAX_NUMNODES; i++) { - if (nodepdaindr[i]) { - nodepdaindr[i]->phys_cpuid[cpuid].nasid = nasid; - nodepdaindr[i]->phys_cpuid[cpuid].slice = slice; - nodepdaindr[i]->phys_cpuid[cpuid].subnode = subnode; - } - } - - cnode = nasid_to_cnodeid(nasid); - - __this_cpu_write(__sn_nodepda, nodepdaindr[cnode]); - - pda->led_address = - (typeof(pda->led_address)) (LED0 + (slice << LED_CPU_SHIFT)); - pda->led_state = LED_ALWAYS_SET; - pda->hb_count = HZ / 2; - pda->hb_state = 0; - pda->idle_flag = 0; - - if (cpuid != 0) { - /* copy cpu 0's sn_cnodeid_to_nasid table to this cpu's */ - memcpy(sn_cnodeid_to_nasid, - (&per_cpu(__sn_cnodeid_to_nasid, 0)), - sizeof(__ia64_per_cpu_var(__sn_cnodeid_to_nasid))); - } - - /* - * Check for WARs. - * Only needs to be done once, on BSP. - * Has to be done after loop above, because it uses this cpu's - * sn_cnodeid_to_nasid table which was just initialized if this - * isn't cpu 0. - * Has to be done before assignment below. - */ - if (!wars_have_been_checked) { - sn_check_for_wars(); - wars_have_been_checked = 1; - } - sn_hub_info->shub_1_1_found = shub_1_1_found; - - /* - * Set up addresses of PIO/MEM write status registers. - */ - { - u64 pio1[] = {SH1_PIO_WRITE_STATUS_0, 0, SH1_PIO_WRITE_STATUS_1, 0}; - u64 pio2[] = {SH2_PIO_WRITE_STATUS_0, SH2_PIO_WRITE_STATUS_2, - SH2_PIO_WRITE_STATUS_1, SH2_PIO_WRITE_STATUS_3}; - u64 *pio; - pio = is_shub1() ? pio1 : pio2; - pda->pio_write_status_addr = - (volatile unsigned long *)GLOBAL_MMR_ADDR(nasid, pio[slice]); - pda->pio_write_status_val = is_shub1() ? SH_PIO_WRITE_STATUS_PENDING_WRITE_COUNT_MASK : 0; - } - - /* - * WAR addresses for SHUB 1.x. - */ - if (local_node_data->active_cpu_count++ == 0 && is_shub1()) { - int buddy_nasid; - buddy_nasid = - cnodeid_to_nasid(numa_node_id() == - num_online_nodes() - 1 ? 0 : numa_node_id() + 1); - pda->pio_shub_war_cam_addr = - (volatile unsigned long *)GLOBAL_MMR_ADDR(nasid, - SH1_PI_CAM_CONTROL); - } -} - -/* - * Build tables for converting between NASIDs and cnodes. - */ -static inline int __init board_needs_cnode(int type) -{ - return (type == KLTYPE_SNIA || type == KLTYPE_TIO); -} - -void __init build_cnode_tables(void) -{ - int nasid; - int node; - lboard_t *brd; - - memset(physical_node_map, -1, sizeof(physical_node_map)); - memset(sn_cnodeid_to_nasid, -1, - sizeof(__ia64_per_cpu_var(__sn_cnodeid_to_nasid))); - - /* - * First populate the tables with C/M bricks. This ensures that - * cnode == node for all C & M bricks. - */ - for_each_online_node(node) { - nasid = pxm_to_nasid(node_to_pxm(node)); - sn_cnodeid_to_nasid[node] = nasid; - physical_node_map[nasid] = node; - } - - /* - * num_cnodes is total number of C/M/TIO bricks. Because of the 256 node - * limit on the number of nodes, we can't use the generic node numbers - * for this. Note that num_cnodes is incremented below as TIOs or - * headless/memoryless nodes are discovered. - */ - num_cnodes = num_online_nodes(); - - /* fakeprom does not support klgraph */ - if (IS_RUNNING_ON_FAKE_PROM()) - return; - - /* Find TIOs & headless/memoryless nodes and add them to the tables */ - for_each_online_node(node) { - kl_config_hdr_t *klgraph_header; - nasid = cnodeid_to_nasid(node); - klgraph_header = ia64_sn_get_klconfig_addr(nasid); - BUG_ON(klgraph_header == NULL); - brd = NODE_OFFSET_TO_LBOARD(nasid, klgraph_header->ch_board_info); - while (brd) { - if (board_needs_cnode(brd->brd_type) && physical_node_map[brd->brd_nasid] < 0) { - sn_cnodeid_to_nasid[num_cnodes] = brd->brd_nasid; - physical_node_map[brd->brd_nasid] = num_cnodes++; - } - brd = find_lboard_next(brd); - } - } -} - -int -nasid_slice_to_cpuid(int nasid, int slice) -{ - long cpu; - - for (cpu = 0; cpu < nr_cpu_ids; cpu++) - if (cpuid_to_nasid(cpu) == nasid && - cpuid_to_slice(cpu) == slice) - return cpu; - - return -1; -} - -int sn_prom_feature_available(int id) -{ - if (id >= BITS_PER_LONG * MAX_PROM_FEATURE_SETS) - return 0; - return test_bit(id, sn_prom_features); -} - -void -sn_kernel_launch_event(void) -{ - /* ignore status until we understand possible failure, if any*/ - if (ia64_sn_kernel_launch_event()) - printk(KERN_ERR "KEXEC is not supported in this PROM, Please update the PROM.\n"); -} -EXPORT_SYMBOL(sn_prom_feature_available); - diff --git a/arch/ia64/sn/kernel/sn2/Makefile b/arch/ia64/sn/kernel/sn2/Makefile deleted file mode 100644 index 170bde4549da..000000000000 --- a/arch/ia64/sn/kernel/sn2/Makefile +++ /dev/null @@ -1,13 +0,0 @@ -# arch/ia64/sn/kernel/sn2/Makefile -# -# This file is subject to the terms and conditions of the GNU General Public -# License. See the file "COPYING" in the main directory of this archive -# for more details. -# -# Copyright (C) 1999,2001-2002 Silicon Graphics, Inc. All rights reserved. -# -# sn2 specific kernel files -# - -obj-y += cache.o io.o ptc_deadlock.o sn2_smp.o sn_proc_fs.o \ - prominfo_proc.o timer.o timer_interrupt.o sn_hwperf.o diff --git a/arch/ia64/sn/kernel/sn2/cache.c b/arch/ia64/sn/kernel/sn2/cache.c deleted file mode 100644 index 2862cb33026d..000000000000 --- a/arch/ia64/sn/kernel/sn2/cache.c +++ /dev/null @@ -1,41 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2001-2003, 2006 Silicon Graphics, Inc. All rights reserved. - * - */ -#include <linux/module.h> -#include <asm/pgalloc.h> -#include <asm/sn/arch.h> - -/** - * sn_flush_all_caches - flush a range of address from all caches (incl. L4) - * @flush_addr: identity mapped region 7 address to start flushing - * @bytes: number of bytes to flush - * - * Flush a range of addresses from all caches including L4. - * All addresses fully or partially contained within - * @flush_addr to @flush_addr + @bytes are flushed - * from all caches. - */ -void -sn_flush_all_caches(long flush_addr, long bytes) -{ - unsigned long addr = flush_addr; - - /* SHub1 requires a cached address */ - if (is_shub1() && (addr & RGN_BITS) == RGN_BASE(RGN_UNCACHED)) - addr = (addr - RGN_BASE(RGN_UNCACHED)) + RGN_BASE(RGN_KERNEL); - - flush_icache_range(addr, addr + bytes); - /* - * The last call may have returned before the caches - * were actually flushed, so we call it again to make - * sure. - */ - flush_icache_range(addr, addr + bytes); - mb(); -} -EXPORT_SYMBOL(sn_flush_all_caches); diff --git a/arch/ia64/sn/kernel/sn2/io.c b/arch/ia64/sn/kernel/sn2/io.c deleted file mode 100644 index a12c0586de38..000000000000 --- a/arch/ia64/sn/kernel/sn2/io.c +++ /dev/null @@ -1,101 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2003 Silicon Graphics, Inc. All rights reserved. - * - * The generic kernel requires function pointers to these routines, so - * we wrap the inlines from asm/ia64/sn/sn2/io.h here. - */ - -#include <asm/sn/io.h> - -#ifdef CONFIG_IA64_GENERIC - -#undef __sn_inb -#undef __sn_inw -#undef __sn_inl -#undef __sn_outb -#undef __sn_outw -#undef __sn_outl -#undef __sn_readb -#undef __sn_readw -#undef __sn_readl -#undef __sn_readq -#undef __sn_readb_relaxed -#undef __sn_readw_relaxed -#undef __sn_readl_relaxed -#undef __sn_readq_relaxed - -unsigned int __sn_inb(unsigned long port) -{ - return ___sn_inb(port); -} - -unsigned int __sn_inw(unsigned long port) -{ - return ___sn_inw(port); -} - -unsigned int __sn_inl(unsigned long port) -{ - return ___sn_inl(port); -} - -void __sn_outb(unsigned char val, unsigned long port) -{ - ___sn_outb(val, port); -} - -void __sn_outw(unsigned short val, unsigned long port) -{ - ___sn_outw(val, port); -} - -void __sn_outl(unsigned int val, unsigned long port) -{ - ___sn_outl(val, port); -} - -unsigned char __sn_readb(void __iomem *addr) -{ - return ___sn_readb(addr); -} - -unsigned short __sn_readw(void __iomem *addr) -{ - return ___sn_readw(addr); -} - -unsigned int __sn_readl(void __iomem *addr) -{ - return ___sn_readl(addr); -} - -unsigned long __sn_readq(void __iomem *addr) -{ - return ___sn_readq(addr); -} - -unsigned char __sn_readb_relaxed(void __iomem *addr) -{ - return ___sn_readb_relaxed(addr); -} - -unsigned short __sn_readw_relaxed(void __iomem *addr) -{ - return ___sn_readw_relaxed(addr); -} - -unsigned int __sn_readl_relaxed(void __iomem *addr) -{ - return ___sn_readl_relaxed(addr); -} - -unsigned long __sn_readq_relaxed(void __iomem *addr) -{ - return ___sn_readq_relaxed(addr); -} - -#endif diff --git a/arch/ia64/sn/kernel/sn2/prominfo_proc.c b/arch/ia64/sn/kernel/sn2/prominfo_proc.c deleted file mode 100644 index e15457bf21ac..000000000000 --- a/arch/ia64/sn/kernel/sn2/prominfo_proc.c +++ /dev/null @@ -1,207 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1999,2001-2004, 2006 Silicon Graphics, Inc. All Rights Reserved. - * - * Module to export the system's Firmware Interface Tables, including - * PROM revision numbers and banners, in /proc - */ -#include <linux/module.h> -#include <linux/slab.h> -#include <linux/proc_fs.h> -#include <linux/seq_file.h> -#include <linux/nodemask.h> -#include <asm/io.h> -#include <asm/sn/sn_sal.h> -#include <asm/sn/sn_cpuid.h> -#include <asm/sn/addrs.h> - -MODULE_DESCRIPTION("PROM version reporting for /proc"); -MODULE_AUTHOR("Chad Talbott"); -MODULE_LICENSE("GPL"); - -/* Standard Intel FIT entry types */ -#define FIT_ENTRY_FIT_HEADER 0x00 /* FIT header entry */ -#define FIT_ENTRY_PAL_B 0x01 /* PAL_B entry */ -/* Entries 0x02 through 0x0D reserved by Intel */ -#define FIT_ENTRY_PAL_A_PROC 0x0E /* Processor-specific PAL_A entry */ -#define FIT_ENTRY_PAL_A 0x0F /* PAL_A entry, same as... */ -#define FIT_ENTRY_PAL_A_GEN 0x0F /* ...Generic PAL_A entry */ -#define FIT_ENTRY_UNUSED 0x7F /* Unused (reserved by Intel?) */ -/* OEM-defined entries range from 0x10 to 0x7E. */ -#define FIT_ENTRY_SAL_A 0x10 /* SAL_A entry */ -#define FIT_ENTRY_SAL_B 0x11 /* SAL_B entry */ -#define FIT_ENTRY_SALRUNTIME 0x12 /* SAL runtime entry */ -#define FIT_ENTRY_EFI 0x1F /* EFI entry */ -#define FIT_ENTRY_FPSWA 0x20 /* embedded fpswa entry */ -#define FIT_ENTRY_VMLINUX 0x21 /* embedded vmlinux entry */ - -#define FIT_MAJOR_SHIFT (32 + 8) -#define FIT_MAJOR_MASK ((1 << 8) - 1) -#define FIT_MINOR_SHIFT 32 -#define FIT_MINOR_MASK ((1 << 8) - 1) - -#define FIT_MAJOR(q) \ - ((unsigned) ((q) >> FIT_MAJOR_SHIFT) & FIT_MAJOR_MASK) -#define FIT_MINOR(q) \ - ((unsigned) ((q) >> FIT_MINOR_SHIFT) & FIT_MINOR_MASK) - -#define FIT_TYPE_SHIFT (32 + 16) -#define FIT_TYPE_MASK ((1 << 7) - 1) - -#define FIT_TYPE(q) \ - ((unsigned) ((q) >> FIT_TYPE_SHIFT) & FIT_TYPE_MASK) - -struct fit_type_map_t { - unsigned char type; - const char *name; -}; - -static const struct fit_type_map_t fit_entry_types[] = { - {FIT_ENTRY_FIT_HEADER, "FIT Header"}, - {FIT_ENTRY_PAL_A_GEN, "Generic PAL_A"}, - {FIT_ENTRY_PAL_A_PROC, "Processor-specific PAL_A"}, - {FIT_ENTRY_PAL_A, "PAL_A"}, - {FIT_ENTRY_PAL_B, "PAL_B"}, - {FIT_ENTRY_SAL_A, "SAL_A"}, - {FIT_ENTRY_SAL_B, "SAL_B"}, - {FIT_ENTRY_SALRUNTIME, "SAL runtime"}, - {FIT_ENTRY_EFI, "EFI"}, - {FIT_ENTRY_VMLINUX, "Embedded Linux"}, - {FIT_ENTRY_FPSWA, "Embedded FPSWA"}, - {FIT_ENTRY_UNUSED, "Unused"}, - {0xff, "Error"}, -}; - -static const char *fit_type_name(unsigned char type) -{ - struct fit_type_map_t const *mapp; - - for (mapp = fit_entry_types; mapp->type != 0xff; mapp++) - if (type == mapp->type) - return mapp->name; - - if ((type > FIT_ENTRY_PAL_A) && (type < FIT_ENTRY_UNUSED)) - return "OEM type"; - if ((type > FIT_ENTRY_PAL_B) && (type < FIT_ENTRY_PAL_A)) - return "Reserved"; - - return "Unknown type"; -} - -static int -get_fit_entry(unsigned long nasid, int index, unsigned long *fentry, - char *banner, int banlen) -{ - return ia64_sn_get_fit_compt(nasid, index, fentry, banner, banlen); -} - - -/* - * These two routines display the FIT table for each node. - */ -static void dump_fit_entry(struct seq_file *m, unsigned long *fentry) -{ - unsigned type; - - type = FIT_TYPE(fentry[1]); - seq_printf(m, "%02x %-25s %x.%02x %016lx %u\n", - type, - fit_type_name(type), - FIT_MAJOR(fentry[1]), FIT_MINOR(fentry[1]), - fentry[0], - /* mult by sixteen to get size in bytes */ - (unsigned)(fentry[1] & 0xffffff) * 16); -} - - -/* - * We assume that the fit table will be small enough that we can print - * the whole thing into one page. (This is true for our default 16kB - * pages -- each entry is about 60 chars wide when printed.) I read - * somewhere that the maximum size of the FIT is 128 entries, so we're - * OK except for 4kB pages (and no one is going to do that on SN - * anyway). - */ -static int proc_fit_show(struct seq_file *m, void *v) -{ - unsigned long nasid = (unsigned long)m->private; - unsigned long fentry[2]; - int index; - - for (index=0;;index++) { - BUG_ON(index * 60 > PAGE_SIZE); - if (get_fit_entry(nasid, index, fentry, NULL, 0)) - break; - dump_fit_entry(m, fentry); - } - return 0; -} - -static int proc_version_show(struct seq_file *m, void *v) -{ - unsigned long nasid = (unsigned long)m->private; - unsigned long fentry[2]; - char banner[128]; - int index; - - for (index = 0; ; index++) { - if (get_fit_entry(nasid, index, fentry, banner, - sizeof(banner))) - return 0; - if (FIT_TYPE(fentry[1]) == FIT_ENTRY_SAL_A) - break; - } - - seq_printf(m, "%x.%02x\n", FIT_MAJOR(fentry[1]), FIT_MINOR(fentry[1])); - - if (banner[0]) - seq_printf(m, "%s\n", banner); - return 0; -} - -/* module entry points */ -int __init prominfo_init(void); -void __exit prominfo_exit(void); - -module_init(prominfo_init); -module_exit(prominfo_exit); - -#define NODE_NAME_LEN 11 - -int __init prominfo_init(void) -{ - struct proc_dir_entry *sgi_prominfo_entry; - cnodeid_t cnodeid; - - if (!ia64_platform_is("sn2")) - return 0; - - sgi_prominfo_entry = proc_mkdir("sgi_prominfo", NULL); - if (!sgi_prominfo_entry) - return -ENOMEM; - - for_each_online_node(cnodeid) { - struct proc_dir_entry *dir; - unsigned long nasid; - char name[NODE_NAME_LEN]; - - sprintf(name, "node%d", cnodeid); - dir = proc_mkdir(name, sgi_prominfo_entry); - if (!dir) - continue; - nasid = cnodeid_to_nasid(cnodeid); - proc_create_single_data("fit", 0, dir, proc_fit_show, - (void *)nasid); - proc_create_single_data("version", 0, dir, proc_version_show, - (void *)nasid); - } - return 0; -} - -void __exit prominfo_exit(void) -{ - remove_proc_subtree("sgi_prominfo", NULL); -} diff --git a/arch/ia64/sn/kernel/sn2/ptc_deadlock.S b/arch/ia64/sn/kernel/sn2/ptc_deadlock.S deleted file mode 100644 index bebbcc4f8dd4..000000000000 --- a/arch/ia64/sn/kernel/sn2/ptc_deadlock.S +++ /dev/null @@ -1,92 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2000-2005 Silicon Graphics, Inc. All rights reserved. - */ - -#include <asm/types.h> -#include <asm/sn/shub_mmr.h> - -#define DEADLOCKBIT SH_PIO_WRITE_STATUS_WRITE_DEADLOCK_SHFT -#define WRITECOUNTMASK SH_PIO_WRITE_STATUS_PENDING_WRITE_COUNT_MASK -#define ALIAS_OFFSET 8 - - - .global sn2_ptc_deadlock_recovery_core - .proc sn2_ptc_deadlock_recovery_core - -sn2_ptc_deadlock_recovery_core: - .regstk 6,0,0,0 - - ptc0 = in0 - data0 = in1 - ptc1 = in2 - data1 = in3 - piowc = in4 - zeroval = in5 - piowcphy = r30 - psrsave = r2 - scr1 = r16 - scr2 = r17 - mask = r18 - - - extr.u piowcphy=piowc,0,61;; // Convert piowc to uncached physical address - dep piowcphy=-1,piowcphy,63,1 - movl mask=WRITECOUNTMASK - mov r8=r0 - -1: - cmp.ne p8,p9=r0,ptc1 // Test for shub type (ptc1 non-null on shub1) - // p8 = 1 if shub1, p9 = 1 if shub2 - - add scr2=ALIAS_OFFSET,piowc // Address of WRITE_STATUS alias register - mov scr1=7;; // Clear DEADLOCK, WRITE_ERROR, MULTI_WRITE_ERROR -(p8) st8.rel [scr2]=scr1;; -(p9) ld8.acq scr1=[scr2];; - -5: ld8.acq scr1=[piowc];; // Wait for PIOs to complete. - hint @pause - and scr2=scr1,mask;; // mask of writecount bits - cmp.ne p6,p0=zeroval,scr2 -(p6) br.cond.sptk 5b - - - - ////////////// BEGIN PHYSICAL MODE //////////////////// - mov psrsave=psr // Disable IC (no PMIs) - rsm psr.i | psr.dt | psr.ic;; - srlz.i;; - - st8.rel [ptc0]=data0 // Write PTC0 & wait for completion. - -5: ld8.acq scr1=[piowcphy];; // Wait for PIOs to complete. - hint @pause - and scr2=scr1,mask;; // mask of writecount bits - cmp.ne p6,p0=zeroval,scr2 -(p6) br.cond.sptk 5b;; - - tbit.nz p8,p7=scr1,DEADLOCKBIT;;// Test for DEADLOCK -(p7) cmp.ne p7,p0=r0,ptc1;; // Test for non-null ptc1 - -(p7) st8.rel [ptc1]=data1;; // Now write PTC1. - -5: ld8.acq scr1=[piowcphy];; // Wait for PIOs to complete. - hint @pause - and scr2=scr1,mask;; // mask of writecount bits - cmp.ne p6,p0=zeroval,scr2 -(p6) br.cond.sptk 5b - - tbit.nz p8,p0=scr1,DEADLOCKBIT;;// Test for DEADLOCK - - mov psr.l=psrsave;; // Reenable IC - srlz.i;; - ////////////// END PHYSICAL MODE //////////////////// - -(p8) add r8=1,r8 -(p8) br.cond.spnt 1b;; // Repeat if DEADLOCK occurred. - - br.ret.sptk rp - .endp sn2_ptc_deadlock_recovery_core diff --git a/arch/ia64/sn/kernel/sn2/sn2_smp.c b/arch/ia64/sn/kernel/sn2/sn2_smp.c deleted file mode 100644 index b510f4f17fd4..000000000000 --- a/arch/ia64/sn/kernel/sn2/sn2_smp.c +++ /dev/null @@ -1,577 +0,0 @@ -/* - * SN2 Platform specific SMP Support - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2000-2006 Silicon Graphics, Inc. All rights reserved. - */ - -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/spinlock.h> -#include <linux/threads.h> -#include <linux/sched.h> -#include <linux/mm_types.h> -#include <linux/smp.h> -#include <linux/interrupt.h> -#include <linux/irq.h> -#include <linux/mmzone.h> -#include <linux/module.h> -#include <linux/bitops.h> -#include <linux/nodemask.h> -#include <linux/proc_fs.h> -#include <linux/seq_file.h> - -#include <asm/processor.h> -#include <asm/irq.h> -#include <asm/sal.h> -#include <asm/delay.h> -#include <asm/io.h> -#include <asm/smp.h> -#include <asm/tlb.h> -#include <asm/numa.h> -#include <asm/hw_irq.h> -#include <asm/current.h> -#include <asm/sn/sn_cpuid.h> -#include <asm/sn/sn_sal.h> -#include <asm/sn/addrs.h> -#include <asm/sn/shub_mmr.h> -#include <asm/sn/nodepda.h> -#include <asm/sn/rw_mmr.h> -#include <asm/sn/sn_feature_sets.h> - -DEFINE_PER_CPU(struct ptc_stats, ptcstats); -DECLARE_PER_CPU(struct ptc_stats, ptcstats); - -static __cacheline_aligned DEFINE_SPINLOCK(sn2_global_ptc_lock); - -/* 0 = old algorithm (no IPI flushes), 1 = ipi deadlock flush, 2 = ipi instead of SHUB ptc, >2 = always ipi */ -static int sn2_flush_opt = 0; - -extern unsigned long -sn2_ptc_deadlock_recovery_core(volatile unsigned long *, unsigned long, - volatile unsigned long *, unsigned long, - volatile unsigned long *, unsigned long); -void -sn2_ptc_deadlock_recovery(nodemask_t, short, short, int, - volatile unsigned long *, unsigned long, - volatile unsigned long *, unsigned long); - -/* - * Note: some is the following is captured here to make degugging easier - * (the macros make more sense if you see the debug patch - not posted) - */ -#define sn2_ptctest 0 -#define local_node_uses_ptc_ga(sh1) ((sh1) ? 1 : 0) -#define max_active_pio(sh1) ((sh1) ? 32 : 7) -#define reset_max_active_on_deadlock() 1 -#define PTC_LOCK(sh1) ((sh1) ? &sn2_global_ptc_lock : &sn_nodepda->ptc_lock) - -struct ptc_stats { - unsigned long ptc_l; - unsigned long change_rid; - unsigned long shub_ptc_flushes; - unsigned long nodes_flushed; - unsigned long deadlocks; - unsigned long deadlocks2; - unsigned long lock_itc_clocks; - unsigned long shub_itc_clocks; - unsigned long shub_itc_clocks_max; - unsigned long shub_ptc_flushes_not_my_mm; - unsigned long shub_ipi_flushes; - unsigned long shub_ipi_flushes_itc_clocks; -}; - -#define sn2_ptctest 0 - -static inline unsigned long wait_piowc(void) -{ - volatile unsigned long *piows; - unsigned long zeroval, ws; - - piows = pda->pio_write_status_addr; - zeroval = pda->pio_write_status_val; - do { - cpu_relax(); - } while (((ws = *piows) & SH_PIO_WRITE_STATUS_PENDING_WRITE_COUNT_MASK) != zeroval); - return (ws & SH_PIO_WRITE_STATUS_WRITE_DEADLOCK_MASK) != 0; -} - -/** - * sn_migrate - SN-specific task migration actions - * @task: Task being migrated to new CPU - * - * SN2 PIO writes from separate CPUs are not guaranteed to arrive in order. - * Context switching user threads which have memory-mapped MMIO may cause - * PIOs to issue from separate CPUs, thus the PIO writes must be drained - * from the previous CPU's Shub before execution resumes on the new CPU. - */ -void sn_migrate(struct task_struct *task) -{ - pda_t *last_pda = pdacpu(task_thread_info(task)->last_cpu); - volatile unsigned long *adr = last_pda->pio_write_status_addr; - unsigned long val = last_pda->pio_write_status_val; - - /* Drain PIO writes from old CPU's Shub */ - while (unlikely((*adr & SH_PIO_WRITE_STATUS_PENDING_WRITE_COUNT_MASK) - != val)) - cpu_relax(); -} - -static void -sn2_ipi_flush_all_tlb(struct mm_struct *mm) -{ - unsigned long itc; - - itc = ia64_get_itc(); - smp_flush_tlb_cpumask(*mm_cpumask(mm)); - itc = ia64_get_itc() - itc; - __this_cpu_add(ptcstats.shub_ipi_flushes_itc_clocks, itc); - __this_cpu_inc(ptcstats.shub_ipi_flushes); -} - -/** - * sn2_global_tlb_purge - globally purge translation cache of virtual address range - * @mm: mm_struct containing virtual address range - * @start: start of virtual address range - * @end: end of virtual address range - * @nbits: specifies number of bytes to purge per instruction (num = 1<<(nbits & 0xfc)) - * - * Purges the translation caches of all processors of the given virtual address - * range. - * - * Note: - * - cpu_vm_mask is a bit mask that indicates which cpus have loaded the context. - * - cpu_vm_mask is converted into a nodemask of the nodes containing the - * cpus in cpu_vm_mask. - * - if only one bit is set in cpu_vm_mask & it is the current cpu & the - * process is purging its own virtual address range, then only the - * local TLB needs to be flushed. This flushing can be done using - * ptc.l. This is the common case & avoids the global spinlock. - * - if multiple cpus have loaded the context, then flushing has to be - * done with ptc.g/MMRs under protection of the global ptc_lock. - */ - -void -sn2_global_tlb_purge(struct mm_struct *mm, unsigned long start, - unsigned long end, unsigned long nbits) -{ - int i, ibegin, shub1, cnode, mynasid, cpu, lcpu = 0, nasid; - int mymm = (mm == current->active_mm && mm == current->mm); - int use_cpu_ptcga; - volatile unsigned long *ptc0, *ptc1; - unsigned long itc, itc2, flags, data0 = 0, data1 = 0, rr_value, old_rr = 0; - short nix; - nodemask_t nodes_flushed; - int active, max_active, deadlock, flush_opt = sn2_flush_opt; - - if (flush_opt > 2) { - sn2_ipi_flush_all_tlb(mm); - return; - } - - nodes_clear(nodes_flushed); - i = 0; - - for_each_cpu(cpu, mm_cpumask(mm)) { - cnode = cpu_to_node(cpu); - node_set(cnode, nodes_flushed); - lcpu = cpu; - i++; - } - - if (i == 0) - return; - - preempt_disable(); - - if (likely(i == 1 && lcpu == smp_processor_id() && mymm)) { - do { - ia64_ptcl(start, nbits << 2); - start += (1UL << nbits); - } while (start < end); - ia64_srlz_i(); - __this_cpu_inc(ptcstats.ptc_l); - preempt_enable(); - return; - } - - if (atomic_read(&mm->mm_users) == 1 && mymm) { - flush_tlb_mm(mm); - __this_cpu_inc(ptcstats.change_rid); - preempt_enable(); - return; - } - - if (flush_opt == 2) { - sn2_ipi_flush_all_tlb(mm); - preempt_enable(); - return; - } - - itc = ia64_get_itc(); - nix = nodes_weight(nodes_flushed); - - rr_value = (mm->context << 3) | REGION_NUMBER(start); - - shub1 = is_shub1(); - if (shub1) { - data0 = (1UL << SH1_PTC_0_A_SHFT) | - (nbits << SH1_PTC_0_PS_SHFT) | - (rr_value << SH1_PTC_0_RID_SHFT) | - (1UL << SH1_PTC_0_START_SHFT); - ptc0 = (long *)GLOBAL_MMR_PHYS_ADDR(0, SH1_PTC_0); - ptc1 = (long *)GLOBAL_MMR_PHYS_ADDR(0, SH1_PTC_1); - } else { - data0 = (1UL << SH2_PTC_A_SHFT) | - (nbits << SH2_PTC_PS_SHFT) | - (1UL << SH2_PTC_START_SHFT); - ptc0 = (long *)GLOBAL_MMR_PHYS_ADDR(0, SH2_PTC + - (rr_value << SH2_PTC_RID_SHFT)); - ptc1 = NULL; - } - - - mynasid = get_nasid(); - use_cpu_ptcga = local_node_uses_ptc_ga(shub1); - max_active = max_active_pio(shub1); - - itc = ia64_get_itc(); - spin_lock_irqsave(PTC_LOCK(shub1), flags); - itc2 = ia64_get_itc(); - - __this_cpu_add(ptcstats.lock_itc_clocks, itc2 - itc); - __this_cpu_inc(ptcstats.shub_ptc_flushes); - __this_cpu_add(ptcstats.nodes_flushed, nix); - if (!mymm) - __this_cpu_inc(ptcstats.shub_ptc_flushes_not_my_mm); - - if (use_cpu_ptcga && !mymm) { - old_rr = ia64_get_rr(start); - ia64_set_rr(start, (old_rr & 0xff) | (rr_value << 8)); - ia64_srlz_d(); - } - - wait_piowc(); - do { - if (shub1) - data1 = start | (1UL << SH1_PTC_1_START_SHFT); - else - data0 = (data0 & ~SH2_PTC_ADDR_MASK) | (start & SH2_PTC_ADDR_MASK); - deadlock = 0; - active = 0; - ibegin = 0; - i = 0; - for_each_node_mask(cnode, nodes_flushed) { - nasid = cnodeid_to_nasid(cnode); - if (use_cpu_ptcga && unlikely(nasid == mynasid)) { - ia64_ptcga(start, nbits << 2); - ia64_srlz_i(); - } else { - ptc0 = CHANGE_NASID(nasid, ptc0); - if (ptc1) - ptc1 = CHANGE_NASID(nasid, ptc1); - pio_atomic_phys_write_mmrs(ptc0, data0, ptc1, data1); - active++; - } - if (active >= max_active || i == (nix - 1)) { - if ((deadlock = wait_piowc())) { - if (flush_opt == 1) - goto done; - sn2_ptc_deadlock_recovery(nodes_flushed, ibegin, i, mynasid, ptc0, data0, ptc1, data1); - if (reset_max_active_on_deadlock()) - max_active = 1; - } - active = 0; - ibegin = i + 1; - } - i++; - } - start += (1UL << nbits); - } while (start < end); - -done: - itc2 = ia64_get_itc() - itc2; - __this_cpu_add(ptcstats.shub_itc_clocks, itc2); - if (itc2 > __this_cpu_read(ptcstats.shub_itc_clocks_max)) - __this_cpu_write(ptcstats.shub_itc_clocks_max, itc2); - - if (old_rr) { - ia64_set_rr(start, old_rr); - ia64_srlz_d(); - } - - spin_unlock_irqrestore(PTC_LOCK(shub1), flags); - - if (flush_opt == 1 && deadlock) { - __this_cpu_inc(ptcstats.deadlocks); - sn2_ipi_flush_all_tlb(mm); - } - - preempt_enable(); -} - -/* - * sn2_ptc_deadlock_recovery - * - * Recover from PTC deadlocks conditions. Recovery requires stepping thru each - * TLB flush transaction. The recovery sequence is somewhat tricky & is - * coded in assembly language. - */ - -void -sn2_ptc_deadlock_recovery(nodemask_t nodes, short ib, short ie, int mynasid, - volatile unsigned long *ptc0, unsigned long data0, - volatile unsigned long *ptc1, unsigned long data1) -{ - short nasid, i; - int cnode; - unsigned long *piows, zeroval, n; - - __this_cpu_inc(ptcstats.deadlocks); - - piows = (unsigned long *) pda->pio_write_status_addr; - zeroval = pda->pio_write_status_val; - - i = 0; - for_each_node_mask(cnode, nodes) { - if (i < ib) - goto next; - - if (i > ie) - break; - - nasid = cnodeid_to_nasid(cnode); - if (local_node_uses_ptc_ga(is_shub1()) && nasid == mynasid) - goto next; - - ptc0 = CHANGE_NASID(nasid, ptc0); - if (ptc1) - ptc1 = CHANGE_NASID(nasid, ptc1); - - n = sn2_ptc_deadlock_recovery_core(ptc0, data0, ptc1, data1, piows, zeroval); - __this_cpu_add(ptcstats.deadlocks2, n); -next: - i++; - } - -} - -/** - * sn_send_IPI_phys - send an IPI to a Nasid and slice - * @nasid: nasid to receive the interrupt (may be outside partition) - * @physid: physical cpuid to receive the interrupt. - * @vector: command to send - * @delivery_mode: delivery mechanism - * - * Sends an IPI (interprocessor interrupt) to the processor specified by - * @physid - * - * @delivery_mode can be one of the following - * - * %IA64_IPI_DM_INT - pend an interrupt - * %IA64_IPI_DM_PMI - pend a PMI - * %IA64_IPI_DM_NMI - pend an NMI - * %IA64_IPI_DM_INIT - pend an INIT interrupt - */ -void sn_send_IPI_phys(int nasid, long physid, int vector, int delivery_mode) -{ - long val; - unsigned long flags = 0; - volatile long *p; - - p = (long *)GLOBAL_MMR_PHYS_ADDR(nasid, SH_IPI_INT); - val = (1UL << SH_IPI_INT_SEND_SHFT) | - (physid << SH_IPI_INT_PID_SHFT) | - ((long)delivery_mode << SH_IPI_INT_TYPE_SHFT) | - ((long)vector << SH_IPI_INT_IDX_SHFT) | - (0x000feeUL << SH_IPI_INT_BASE_SHFT); - - mb(); - if (enable_shub_wars_1_1()) { - spin_lock_irqsave(&sn2_global_ptc_lock, flags); - } - pio_phys_write_mmr(p, val); - if (enable_shub_wars_1_1()) { - wait_piowc(); - spin_unlock_irqrestore(&sn2_global_ptc_lock, flags); - } - -} - -EXPORT_SYMBOL(sn_send_IPI_phys); - -/** - * sn2_send_IPI - send an IPI to a processor - * @cpuid: target of the IPI - * @vector: command to send - * @delivery_mode: delivery mechanism - * @redirect: redirect the IPI? - * - * Sends an IPI (InterProcessor Interrupt) to the processor specified by - * @cpuid. @vector specifies the command to send, while @delivery_mode can - * be one of the following - * - * %IA64_IPI_DM_INT - pend an interrupt - * %IA64_IPI_DM_PMI - pend a PMI - * %IA64_IPI_DM_NMI - pend an NMI - * %IA64_IPI_DM_INIT - pend an INIT interrupt - */ -void sn2_send_IPI(int cpuid, int vector, int delivery_mode, int redirect) -{ - long physid; - int nasid; - - physid = cpu_physical_id(cpuid); - nasid = cpuid_to_nasid(cpuid); - - /* the following is used only when starting cpus at boot time */ - if (unlikely(nasid == -1)) - ia64_sn_get_sapic_info(physid, &nasid, NULL, NULL); - - sn_send_IPI_phys(nasid, physid, vector, delivery_mode); -} - -#ifdef CONFIG_HOTPLUG_CPU -/** - * sn_cpu_disable_allowed - Determine if a CPU can be disabled. - * @cpu - CPU that is requested to be disabled. - * - * CPU disable is only allowed on SHub2 systems running with a PROM - * that supports CPU disable. It is not permitted to disable the boot processor. - */ -bool sn_cpu_disable_allowed(int cpu) -{ - if (is_shub2() && sn_prom_feature_available(PRF_CPU_DISABLE_SUPPORT)) { - if (cpu != 0) - return true; - else - printk(KERN_WARNING - "Disabling the boot processor is not allowed.\n"); - - } else - printk(KERN_WARNING - "CPU disable is not supported on this system.\n"); - - return false; -} -#endif /* CONFIG_HOTPLUG_CPU */ - -#ifdef CONFIG_PROC_FS - -#define PTC_BASENAME "sgi_sn/ptc_statistics" - -static void *sn2_ptc_seq_start(struct seq_file *file, loff_t * offset) -{ - if (*offset < nr_cpu_ids) - return offset; - return NULL; -} - -static void *sn2_ptc_seq_next(struct seq_file *file, void *data, loff_t * offset) -{ - (*offset)++; - if (*offset < nr_cpu_ids) - return offset; - return NULL; -} - -static void sn2_ptc_seq_stop(struct seq_file *file, void *data) -{ -} - -static int sn2_ptc_seq_show(struct seq_file *file, void *data) -{ - struct ptc_stats *stat; - int cpu; - - cpu = *(loff_t *) data; - - if (!cpu) { - seq_printf(file, - "# cpu ptc_l newrid ptc_flushes nodes_flushed deadlocks lock_nsec shub_nsec shub_nsec_max not_my_mm deadlock2 ipi_fluches ipi_nsec\n"); - seq_printf(file, "# ptctest %d, flushopt %d\n", sn2_ptctest, sn2_flush_opt); - } - - if (cpu < nr_cpu_ids && cpu_online(cpu)) { - stat = &per_cpu(ptcstats, cpu); - seq_printf(file, "cpu %d %ld %ld %ld %ld %ld %ld %ld %ld %ld %ld %ld %ld\n", cpu, stat->ptc_l, - stat->change_rid, stat->shub_ptc_flushes, stat->nodes_flushed, - stat->deadlocks, - 1000 * stat->lock_itc_clocks / per_cpu(ia64_cpu_info, cpu).cyc_per_usec, - 1000 * stat->shub_itc_clocks / per_cpu(ia64_cpu_info, cpu).cyc_per_usec, - 1000 * stat->shub_itc_clocks_max / per_cpu(ia64_cpu_info, cpu).cyc_per_usec, - stat->shub_ptc_flushes_not_my_mm, - stat->deadlocks2, - stat->shub_ipi_flushes, - 1000 * stat->shub_ipi_flushes_itc_clocks / per_cpu(ia64_cpu_info, cpu).cyc_per_usec); - } - return 0; -} - -static ssize_t sn2_ptc_proc_write(struct file *file, const char __user *user, size_t count, loff_t *data) -{ - int cpu; - char optstr[64]; - - if (count == 0 || count > sizeof(optstr)) - return -EINVAL; - if (copy_from_user(optstr, user, count)) - return -EFAULT; - optstr[count - 1] = '\0'; - sn2_flush_opt = simple_strtoul(optstr, NULL, 0); - - for_each_online_cpu(cpu) - memset(&per_cpu(ptcstats, cpu), 0, sizeof(struct ptc_stats)); - - return count; -} - -static const struct seq_operations sn2_ptc_seq_ops = { - .start = sn2_ptc_seq_start, - .next = sn2_ptc_seq_next, - .stop = sn2_ptc_seq_stop, - .show = sn2_ptc_seq_show -}; - -static int sn2_ptc_proc_open(struct inode *inode, struct file *file) -{ - return seq_open(file, &sn2_ptc_seq_ops); -} - -static const struct file_operations proc_sn2_ptc_operations = { - .open = sn2_ptc_proc_open, - .read = seq_read, - .write = sn2_ptc_proc_write, - .llseek = seq_lseek, - .release = seq_release, -}; - -static struct proc_dir_entry *proc_sn2_ptc; - -static int __init sn2_ptc_init(void) -{ - if (!ia64_platform_is("sn2")) - return 0; - - proc_sn2_ptc = proc_create(PTC_BASENAME, 0444, - NULL, &proc_sn2_ptc_operations); - if (!proc_sn2_ptc) { - printk(KERN_ERR "unable to create %s proc entry", PTC_BASENAME); - return -EINVAL; - } - spin_lock_init(&sn2_global_ptc_lock); - return 0; -} - -static void __exit sn2_ptc_exit(void) -{ - remove_proc_entry(PTC_BASENAME, NULL); -} - -module_init(sn2_ptc_init); -module_exit(sn2_ptc_exit); -#endif /* CONFIG_PROC_FS */ - diff --git a/arch/ia64/sn/kernel/sn2/sn_hwperf.c b/arch/ia64/sn/kernel/sn2/sn_hwperf.c deleted file mode 100644 index 55febd65911a..000000000000 --- a/arch/ia64/sn/kernel/sn2/sn_hwperf.c +++ /dev/null @@ -1,1004 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2004-2006 Silicon Graphics, Inc. All rights reserved. - * - * SGI Altix topology and hardware performance monitoring API. - * Mark Goodwin <markgw@sgi.com>. - * - * Creates /proc/sgi_sn/sn_topology (read-only) to export - * info about Altix nodes, routers, CPUs and NumaLink - * interconnection/topology. - * - * Also creates a dynamic misc device named "sn_hwperf" - * that supports an ioctl interface to call down into SAL - * to discover hw objects, topology and to read/write - * memory mapped registers, e.g. for performance monitoring. - * The "sn_hwperf" device is registered only after the procfs - * file is first opened, i.e. only if/when it's needed. - * - * This API is used by SGI Performance Co-Pilot and other - * tools, see http://oss.sgi.com/projects/pcp - */ - -#include <linux/fs.h> -#include <linux/slab.h> -#include <linux/export.h> -#include <linux/vmalloc.h> -#include <linux/seq_file.h> -#include <linux/miscdevice.h> -#include <linux/utsname.h> -#include <linux/cpumask.h> -#include <linux/nodemask.h> -#include <linux/smp.h> -#include <linux/mutex.h> - -#include <asm/processor.h> -#include <asm/topology.h> -#include <linux/uaccess.h> -#include <asm/sal.h> -#include <asm/sn/io.h> -#include <asm/sn/sn_sal.h> -#include <asm/sn/module.h> -#include <asm/sn/geo.h> -#include <asm/sn/sn2/sn_hwperf.h> -#include <asm/sn/addrs.h> - -static void *sn_hwperf_salheap = NULL; -static int sn_hwperf_obj_cnt = 0; -static nasid_t sn_hwperf_master_nasid = INVALID_NASID; -static int sn_hwperf_init(void); -static DEFINE_MUTEX(sn_hwperf_init_mutex); - -#define cnode_possible(n) ((n) < num_cnodes) - -static int sn_hwperf_enum_objects(int *nobj, struct sn_hwperf_object_info **ret) -{ - int e; - u64 sz; - struct sn_hwperf_object_info *objbuf = NULL; - - if ((e = sn_hwperf_init()) < 0) { - printk(KERN_ERR "sn_hwperf_init failed: err %d\n", e); - goto out; - } - - sz = sn_hwperf_obj_cnt * sizeof(struct sn_hwperf_object_info); - objbuf = vmalloc(sz); - if (objbuf == NULL) { - printk("sn_hwperf_enum_objects: vmalloc(%d) failed\n", (int)sz); - e = -ENOMEM; - goto out; - } - - e = ia64_sn_hwperf_op(sn_hwperf_master_nasid, SN_HWPERF_ENUM_OBJECTS, - 0, sz, (u64) objbuf, 0, 0, NULL); - if (e != SN_HWPERF_OP_OK) { - e = -EINVAL; - vfree(objbuf); - } - -out: - *nobj = sn_hwperf_obj_cnt; - *ret = objbuf; - return e; -} - -static int sn_hwperf_location_to_bpos(char *location, - int *rack, int *bay, int *slot, int *slab) -{ - char type; - - /* first scan for an old style geoid string */ - if (sscanf(location, "%03d%c%02d#%d", - rack, &type, bay, slab) == 4) - *slot = 0; - else /* scan for a new bladed geoid string */ - if (sscanf(location, "%03d%c%02d^%02d#%d", - rack, &type, bay, slot, slab) != 5) - return -1; - /* success */ - return 0; -} - -static int sn_hwperf_geoid_to_cnode(char *location) -{ - int cnode; - geoid_t geoid; - moduleid_t module_id; - int rack, bay, slot, slab; - int this_rack, this_bay, this_slot, this_slab; - - if (sn_hwperf_location_to_bpos(location, &rack, &bay, &slot, &slab)) - return -1; - - /* - * FIXME: replace with cleaner for_each_XXX macro which addresses - * both compute and IO nodes once ACPI3.0 is available. - */ - for (cnode = 0; cnode < num_cnodes; cnode++) { - geoid = cnodeid_get_geoid(cnode); - module_id = geo_module(geoid); - this_rack = MODULE_GET_RACK(module_id); - this_bay = MODULE_GET_BPOS(module_id); - this_slot = geo_slot(geoid); - this_slab = geo_slab(geoid); - if (rack == this_rack && bay == this_bay && - slot == this_slot && slab == this_slab) { - break; - } - } - - return cnode_possible(cnode) ? cnode : -1; -} - -static int sn_hwperf_obj_to_cnode(struct sn_hwperf_object_info * obj) -{ - if (!SN_HWPERF_IS_NODE(obj) && !SN_HWPERF_IS_IONODE(obj)) - BUG(); - if (SN_HWPERF_FOREIGN(obj)) - return -1; - return sn_hwperf_geoid_to_cnode(obj->location); -} - -static int sn_hwperf_generic_ordinal(struct sn_hwperf_object_info *obj, - struct sn_hwperf_object_info *objs) -{ - int ordinal; - struct sn_hwperf_object_info *p; - - for (ordinal=0, p=objs; p != obj; p++) { - if (SN_HWPERF_FOREIGN(p)) - continue; - if (SN_HWPERF_SAME_OBJTYPE(p, obj)) - ordinal++; - } - - return ordinal; -} - -static const char *slabname_node = "node"; /* SHub asic */ -static const char *slabname_ionode = "ionode"; /* TIO asic */ -static const char *slabname_router = "router"; /* NL3R or NL4R */ -static const char *slabname_other = "other"; /* unknown asic */ - -static const char *sn_hwperf_get_slabname(struct sn_hwperf_object_info *obj, - struct sn_hwperf_object_info *objs, int *ordinal) -{ - int isnode; - const char *slabname = slabname_other; - - if ((isnode = SN_HWPERF_IS_NODE(obj)) || SN_HWPERF_IS_IONODE(obj)) { - slabname = isnode ? slabname_node : slabname_ionode; - *ordinal = sn_hwperf_obj_to_cnode(obj); - } - else { - *ordinal = sn_hwperf_generic_ordinal(obj, objs); - if (SN_HWPERF_IS_ROUTER(obj)) - slabname = slabname_router; - } - - return slabname; -} - -static void print_pci_topology(struct seq_file *s) -{ - char *p; - size_t sz; - int e; - - for (sz = PAGE_SIZE; sz < 16 * PAGE_SIZE; sz += PAGE_SIZE) { - if (!(p = kmalloc(sz, GFP_KERNEL))) - break; - e = ia64_sn_ioif_get_pci_topology(__pa(p), sz); - if (e == SALRET_OK) - seq_puts(s, p); - kfree(p); - if (e == SALRET_OK || e == SALRET_NOT_IMPLEMENTED) - break; - } -} - -static inline int sn_hwperf_has_cpus(cnodeid_t node) -{ - return node < MAX_NUMNODES && node_online(node) && nr_cpus_node(node); -} - -static inline int sn_hwperf_has_mem(cnodeid_t node) -{ - return node < MAX_NUMNODES && node_online(node) && NODE_DATA(node)->node_present_pages; -} - -static struct sn_hwperf_object_info * -sn_hwperf_findobj_id(struct sn_hwperf_object_info *objbuf, - int nobj, int id) -{ - int i; - struct sn_hwperf_object_info *p = objbuf; - - for (i=0; i < nobj; i++, p++) { - if (p->id == id) - return p; - } - - return NULL; - -} - -static int sn_hwperf_get_nearest_node_objdata(struct sn_hwperf_object_info *objbuf, - int nobj, cnodeid_t node, cnodeid_t *near_mem_node, cnodeid_t *near_cpu_node) -{ - int e; - struct sn_hwperf_object_info *nodeobj = NULL; - struct sn_hwperf_object_info *op; - struct sn_hwperf_object_info *dest; - struct sn_hwperf_object_info *router; - struct sn_hwperf_port_info ptdata[16]; - int sz, i, j; - cnodeid_t c; - int found_mem = 0; - int found_cpu = 0; - - if (!cnode_possible(node)) - return -EINVAL; - - if (sn_hwperf_has_cpus(node)) { - if (near_cpu_node) - *near_cpu_node = node; - found_cpu++; - } - - if (sn_hwperf_has_mem(node)) { - if (near_mem_node) - *near_mem_node = node; - found_mem++; - } - - if (found_cpu && found_mem) - return 0; /* trivially successful */ - - /* find the argument node object */ - for (i=0, op=objbuf; i < nobj; i++, op++) { - if (!SN_HWPERF_IS_NODE(op) && !SN_HWPERF_IS_IONODE(op)) - continue; - if (node == sn_hwperf_obj_to_cnode(op)) { - nodeobj = op; - break; - } - } - if (!nodeobj) { - e = -ENOENT; - goto err; - } - - /* get it's interconnect topology */ - sz = op->ports * sizeof(struct sn_hwperf_port_info); - BUG_ON(sz > sizeof(ptdata)); - e = ia64_sn_hwperf_op(sn_hwperf_master_nasid, - SN_HWPERF_ENUM_PORTS, nodeobj->id, sz, - (u64)&ptdata, 0, 0, NULL); - if (e != SN_HWPERF_OP_OK) { - e = -EINVAL; - goto err; - } - - /* find nearest node with cpus and nearest memory */ - for (router=NULL, j=0; j < op->ports; j++) { - dest = sn_hwperf_findobj_id(objbuf, nobj, ptdata[j].conn_id); - if (dest && SN_HWPERF_IS_ROUTER(dest)) - router = dest; - if (!dest || SN_HWPERF_FOREIGN(dest) || - !SN_HWPERF_IS_NODE(dest) || SN_HWPERF_IS_IONODE(dest)) { - continue; - } - c = sn_hwperf_obj_to_cnode(dest); - if (!found_cpu && sn_hwperf_has_cpus(c)) { - if (near_cpu_node) - *near_cpu_node = c; - found_cpu++; - } - if (!found_mem && sn_hwperf_has_mem(c)) { - if (near_mem_node) - *near_mem_node = c; - found_mem++; - } - } - - if (router && (!found_cpu || !found_mem)) { - /* search for a node connected to the same router */ - sz = router->ports * sizeof(struct sn_hwperf_port_info); - BUG_ON(sz > sizeof(ptdata)); - e = ia64_sn_hwperf_op(sn_hwperf_master_nasid, - SN_HWPERF_ENUM_PORTS, router->id, sz, - (u64)&ptdata, 0, 0, NULL); - if (e != SN_HWPERF_OP_OK) { - e = -EINVAL; - goto err; - } - for (j=0; j < router->ports; j++) { - dest = sn_hwperf_findobj_id(objbuf, nobj, - ptdata[j].conn_id); - if (!dest || dest->id == node || - SN_HWPERF_FOREIGN(dest) || - !SN_HWPERF_IS_NODE(dest) || - SN_HWPERF_IS_IONODE(dest)) { - continue; - } - c = sn_hwperf_obj_to_cnode(dest); - if (!found_cpu && sn_hwperf_has_cpus(c)) { - if (near_cpu_node) - *near_cpu_node = c; - found_cpu++; - } - if (!found_mem && sn_hwperf_has_mem(c)) { - if (near_mem_node) - *near_mem_node = c; - found_mem++; - } - if (found_cpu && found_mem) - break; - } - } - - if (!found_cpu || !found_mem) { - /* resort to _any_ node with CPUs and memory */ - for (i=0, op=objbuf; i < nobj; i++, op++) { - if (SN_HWPERF_FOREIGN(op) || - SN_HWPERF_IS_IONODE(op) || - !SN_HWPERF_IS_NODE(op)) { - continue; - } - c = sn_hwperf_obj_to_cnode(op); - if (!found_cpu && sn_hwperf_has_cpus(c)) { - if (near_cpu_node) - *near_cpu_node = c; - found_cpu++; - } - if (!found_mem && sn_hwperf_has_mem(c)) { - if (near_mem_node) - *near_mem_node = c; - found_mem++; - } - if (found_cpu && found_mem) - break; - } - } - - if (!found_cpu || !found_mem) - e = -ENODATA; - -err: - return e; -} - - -static int sn_topology_show(struct seq_file *s, void *d) -{ - int sz; - int pt; - int e = 0; - int i; - int j; - const char *slabname; - int ordinal; - char slice; - struct cpuinfo_ia64 *c; - struct sn_hwperf_port_info *ptdata; - struct sn_hwperf_object_info *p; - struct sn_hwperf_object_info *obj = d; /* this object */ - struct sn_hwperf_object_info *objs = s->private; /* all objects */ - u8 shubtype; - u8 system_size; - u8 sharing_size; - u8 partid; - u8 coher; - u8 nasid_shift; - u8 region_size; - u16 nasid_mask; - int nasid_msb; - - if (obj == objs) { - seq_printf(s, "# sn_topology version 2\n"); - seq_printf(s, "# objtype ordinal location partition" - " [attribute value [, ...]]\n"); - - if (ia64_sn_get_sn_info(0, - &shubtype, &nasid_mask, &nasid_shift, &system_size, - &sharing_size, &partid, &coher, ®ion_size)) - BUG(); - for (nasid_msb=63; nasid_msb > 0; nasid_msb--) { - if (((u64)nasid_mask << nasid_shift) & (1ULL << nasid_msb)) - break; - } - seq_printf(s, "partition %u %s local " - "shubtype %s, " - "nasid_mask 0x%016llx, " - "nasid_bits %d:%d, " - "system_size %d, " - "sharing_size %d, " - "coherency_domain %d, " - "region_size %d\n", - - partid, utsname()->nodename, - shubtype ? "shub2" : "shub1", - (u64)nasid_mask << nasid_shift, nasid_msb, nasid_shift, - system_size, sharing_size, coher, region_size); - - print_pci_topology(s); - } - - if (SN_HWPERF_FOREIGN(obj)) { - /* private in another partition: not interesting */ - return 0; - } - - for (i = 0; i < SN_HWPERF_MAXSTRING && obj->name[i]; i++) { - if (obj->name[i] == ' ') - obj->name[i] = '_'; - } - - slabname = sn_hwperf_get_slabname(obj, objs, &ordinal); - seq_printf(s, "%s %d %s %s asic %s", slabname, ordinal, obj->location, - obj->sn_hwp_this_part ? "local" : "shared", obj->name); - - if (ordinal < 0 || (!SN_HWPERF_IS_NODE(obj) && !SN_HWPERF_IS_IONODE(obj))) - seq_putc(s, '\n'); - else { - cnodeid_t near_mem = -1; - cnodeid_t near_cpu = -1; - - seq_printf(s, ", nasid 0x%x", cnodeid_to_nasid(ordinal)); - - if (sn_hwperf_get_nearest_node_objdata(objs, sn_hwperf_obj_cnt, - ordinal, &near_mem, &near_cpu) == 0) { - seq_printf(s, ", near_mem_nodeid %d, near_cpu_nodeid %d", - near_mem, near_cpu); - } - - if (!SN_HWPERF_IS_IONODE(obj)) { - for_each_online_node(i) { - seq_printf(s, i ? ":%d" : ", dist %d", - node_distance(ordinal, i)); - } - } - - seq_putc(s, '\n'); - - /* - * CPUs on this node, if any - */ - if (!SN_HWPERF_IS_IONODE(obj)) { - for_each_cpu_and(i, cpu_online_mask, - cpumask_of_node(ordinal)) { - slice = 'a' + cpuid_to_slice(i); - c = cpu_data(i); - seq_printf(s, "cpu %d %s%c local" - " freq %luMHz, arch ia64", - i, obj->location, slice, - c->proc_freq / 1000000); - for_each_online_cpu(j) { - seq_printf(s, j ? ":%d" : ", dist %d", - node_distance( - cpu_to_node(i), - cpu_to_node(j))); - } - seq_putc(s, '\n'); - } - } - } - - if (obj->ports) { - /* - * numalink ports - */ - sz = obj->ports * sizeof(struct sn_hwperf_port_info); - if ((ptdata = kmalloc(sz, GFP_KERNEL)) == NULL) - return -ENOMEM; - e = ia64_sn_hwperf_op(sn_hwperf_master_nasid, - SN_HWPERF_ENUM_PORTS, obj->id, sz, - (u64) ptdata, 0, 0, NULL); - if (e != SN_HWPERF_OP_OK) - return -EINVAL; - for (ordinal=0, p=objs; p != obj; p++) { - if (!SN_HWPERF_FOREIGN(p)) - ordinal += p->ports; - } - for (pt = 0; pt < obj->ports; pt++) { - for (p = objs, i = 0; i < sn_hwperf_obj_cnt; i++, p++) { - if (ptdata[pt].conn_id == p->id) { - break; - } - } - seq_printf(s, "numalink %d %s-%d", - ordinal+pt, obj->location, ptdata[pt].port); - - if (i >= sn_hwperf_obj_cnt) { - /* no connection */ - seq_puts(s, " local endpoint disconnected" - ", protocol unknown\n"); - continue; - } - - if (obj->sn_hwp_this_part && p->sn_hwp_this_part) - /* both ends local to this partition */ - seq_puts(s, " local"); - else if (SN_HWPERF_FOREIGN(p)) - /* both ends of the link in foreign partition */ - seq_puts(s, " foreign"); - else - /* link straddles a partition */ - seq_puts(s, " shared"); - - /* - * Unlikely, but strictly should query the LLP config - * registers because an NL4R can be configured to run - * NL3 protocol, even when not talking to an NL3 router. - * Ditto for node-node. - */ - seq_printf(s, " endpoint %s-%d, protocol %s\n", - p->location, ptdata[pt].conn_port, - (SN_HWPERF_IS_NL3ROUTER(obj) || - SN_HWPERF_IS_NL3ROUTER(p)) ? "LLP3" : "LLP4"); - } - kfree(ptdata); - } - - return 0; -} - -static void *sn_topology_start(struct seq_file *s, loff_t * pos) -{ - struct sn_hwperf_object_info *objs = s->private; - - if (*pos < sn_hwperf_obj_cnt) - return (void *)(objs + *pos); - - return NULL; -} - -static void *sn_topology_next(struct seq_file *s, void *v, loff_t * pos) -{ - ++*pos; - return sn_topology_start(s, pos); -} - -static void sn_topology_stop(struct seq_file *m, void *v) -{ - return; -} - -/* - * /proc/sgi_sn/sn_topology, read-only using seq_file - */ -static const struct seq_operations sn_topology_seq_ops = { - .start = sn_topology_start, - .next = sn_topology_next, - .stop = sn_topology_stop, - .show = sn_topology_show -}; - -struct sn_hwperf_op_info { - u64 op; - struct sn_hwperf_ioctl_args *a; - void *p; - int *v0; - int ret; -}; - -static void sn_hwperf_call_sal(void *info) -{ - struct sn_hwperf_op_info *op_info = info; - int r; - - r = ia64_sn_hwperf_op(sn_hwperf_master_nasid, op_info->op, - op_info->a->arg, op_info->a->sz, - (u64) op_info->p, 0, 0, op_info->v0); - op_info->ret = r; -} - -static long sn_hwperf_call_sal_work(void *info) -{ - sn_hwperf_call_sal(info); - return 0; -} - -static int sn_hwperf_op_cpu(struct sn_hwperf_op_info *op_info) -{ - u32 cpu; - u32 use_ipi; - int r = 0; - - cpu = (op_info->a->arg & SN_HWPERF_ARG_CPU_MASK) >> 32; - use_ipi = op_info->a->arg & SN_HWPERF_ARG_USE_IPI_MASK; - op_info->a->arg &= SN_HWPERF_ARG_OBJID_MASK; - - if (cpu != SN_HWPERF_ARG_ANY_CPU) { - if (cpu >= nr_cpu_ids || !cpu_online(cpu)) { - r = -EINVAL; - goto out; - } - } - - if (cpu == SN_HWPERF_ARG_ANY_CPU) { - /* don't care which cpu */ - sn_hwperf_call_sal(op_info); - } else if (cpu == get_cpu()) { - /* already on correct cpu */ - sn_hwperf_call_sal(op_info); - put_cpu(); - } else { - put_cpu(); - if (use_ipi) { - /* use an interprocessor interrupt to call SAL */ - smp_call_function_single(cpu, sn_hwperf_call_sal, - op_info, 1); - } else { - /* Call on the target CPU */ - work_on_cpu_safe(cpu, sn_hwperf_call_sal_work, op_info); - } - } - r = op_info->ret; - -out: - return r; -} - -/* map SAL hwperf error code to system error code */ -static int sn_hwperf_map_err(int hwperf_err) -{ - int e; - - switch(hwperf_err) { - case SN_HWPERF_OP_OK: - e = 0; - break; - - case SN_HWPERF_OP_NOMEM: - e = -ENOMEM; - break; - - case SN_HWPERF_OP_NO_PERM: - e = -EPERM; - break; - - case SN_HWPERF_OP_IO_ERROR: - e = -EIO; - break; - - case SN_HWPERF_OP_BUSY: - e = -EBUSY; - break; - - case SN_HWPERF_OP_RECONFIGURE: - e = -EAGAIN; - break; - - case SN_HWPERF_OP_INVAL: - default: - e = -EINVAL; - break; - } - - return e; -} - -/* - * ioctl for "sn_hwperf" misc device - */ -static long sn_hwperf_ioctl(struct file *fp, u32 op, unsigned long arg) -{ - struct sn_hwperf_ioctl_args a; - struct cpuinfo_ia64 *cdata; - struct sn_hwperf_object_info *objs; - struct sn_hwperf_object_info *cpuobj; - struct sn_hwperf_op_info op_info; - void *p = NULL; - int nobj; - char slice; - int node; - int r; - int v0; - int i; - int j; - - /* only user requests are allowed here */ - if ((op & SN_HWPERF_OP_MASK) < 10) { - r = -EINVAL; - goto error; - } - r = copy_from_user(&a, (const void __user *)arg, - sizeof(struct sn_hwperf_ioctl_args)); - if (r != 0) { - r = -EFAULT; - goto error; - } - - /* - * Allocate memory to hold a kernel copy of the user buffer. The - * buffer contents are either copied in or out (or both) of user - * space depending on the flags encoded in the requested operation. - */ - if (a.ptr) { - p = vmalloc(a.sz); - if (!p) { - r = -ENOMEM; - goto error; - } - } - - if (op & SN_HWPERF_OP_MEM_COPYIN) { - r = copy_from_user(p, (const void __user *)a.ptr, a.sz); - if (r != 0) { - r = -EFAULT; - goto error; - } - } - - switch (op) { - case SN_HWPERF_GET_CPU_INFO: - if (a.sz == sizeof(u64)) { - /* special case to get size needed */ - *(u64 *) p = (u64) num_online_cpus() * - sizeof(struct sn_hwperf_object_info); - } else - if (a.sz < num_online_cpus() * sizeof(struct sn_hwperf_object_info)) { - r = -ENOMEM; - goto error; - } else - if ((r = sn_hwperf_enum_objects(&nobj, &objs)) == 0) { - int cpuobj_index = 0; - - memset(p, 0, a.sz); - for (i = 0; i < nobj; i++) { - if (!SN_HWPERF_IS_NODE(objs + i)) - continue; - node = sn_hwperf_obj_to_cnode(objs + i); - for_each_online_cpu(j) { - if (node != cpu_to_node(j)) - continue; - cpuobj = (struct sn_hwperf_object_info *) p + cpuobj_index++; - slice = 'a' + cpuid_to_slice(j); - cdata = cpu_data(j); - cpuobj->id = j; - snprintf(cpuobj->name, - sizeof(cpuobj->name), - "CPU %luMHz %s", - cdata->proc_freq / 1000000, - cdata->vendor); - snprintf(cpuobj->location, - sizeof(cpuobj->location), - "%s%c", objs[i].location, - slice); - } - } - - vfree(objs); - } - break; - - case SN_HWPERF_GET_NODE_NASID: - if (a.sz != sizeof(u64) || - (node = a.arg) < 0 || !cnode_possible(node)) { - r = -EINVAL; - goto error; - } - *(u64 *)p = (u64)cnodeid_to_nasid(node); - break; - - case SN_HWPERF_GET_OBJ_NODE: - i = a.arg; - if (a.sz != sizeof(u64) || i < 0) { - r = -EINVAL; - goto error; - } - if ((r = sn_hwperf_enum_objects(&nobj, &objs)) == 0) { - if (i >= nobj) { - r = -EINVAL; - vfree(objs); - goto error; - } - if (objs[i].id != a.arg) { - for (i = 0; i < nobj; i++) { - if (objs[i].id == a.arg) - break; - } - } - if (i == nobj) { - r = -EINVAL; - vfree(objs); - goto error; - } - - if (!SN_HWPERF_IS_NODE(objs + i) && - !SN_HWPERF_IS_IONODE(objs + i)) { - r = -ENOENT; - vfree(objs); - goto error; - } - - *(u64 *)p = (u64)sn_hwperf_obj_to_cnode(objs + i); - vfree(objs); - } - break; - - case SN_HWPERF_GET_MMRS: - case SN_HWPERF_SET_MMRS: - case SN_HWPERF_OBJECT_DISTANCE: - op_info.p = p; - op_info.a = &a; - op_info.v0 = &v0; - op_info.op = op; - r = sn_hwperf_op_cpu(&op_info); - if (r) { - r = sn_hwperf_map_err(r); - a.v0 = v0; - goto error; - } - break; - - default: - /* all other ops are a direct SAL call */ - r = ia64_sn_hwperf_op(sn_hwperf_master_nasid, op, - a.arg, a.sz, (u64) p, 0, 0, &v0); - if (r) { - r = sn_hwperf_map_err(r); - goto error; - } - a.v0 = v0; - break; - } - - if (op & SN_HWPERF_OP_MEM_COPYOUT) { - r = copy_to_user((void __user *)a.ptr, p, a.sz); - if (r != 0) { - r = -EFAULT; - goto error; - } - } - -error: - vfree(p); - - return r; -} - -static const struct file_operations sn_hwperf_fops = { - .unlocked_ioctl = sn_hwperf_ioctl, - .llseek = noop_llseek, -}; - -static struct miscdevice sn_hwperf_dev = { - MISC_DYNAMIC_MINOR, - "sn_hwperf", - &sn_hwperf_fops -}; - -static int sn_hwperf_init(void) -{ - u64 v; - int salr; - int e = 0; - - /* single threaded, once-only initialization */ - mutex_lock(&sn_hwperf_init_mutex); - - if (sn_hwperf_salheap) { - mutex_unlock(&sn_hwperf_init_mutex); - return e; - } - - /* - * The PROM code needs a fixed reference node. For convenience the - * same node as the console I/O is used. - */ - sn_hwperf_master_nasid = (nasid_t) ia64_sn_get_console_nasid(); - - /* - * Request the needed size and install the PROM scratch area. - * The PROM keeps various tracking bits in this memory area. - */ - salr = ia64_sn_hwperf_op(sn_hwperf_master_nasid, - (u64) SN_HWPERF_GET_HEAPSIZE, 0, - (u64) sizeof(u64), (u64) &v, 0, 0, NULL); - if (salr != SN_HWPERF_OP_OK) { - e = -EINVAL; - goto out; - } - - if ((sn_hwperf_salheap = vmalloc(v)) == NULL) { - e = -ENOMEM; - goto out; - } - salr = ia64_sn_hwperf_op(sn_hwperf_master_nasid, - SN_HWPERF_INSTALL_HEAP, 0, v, - (u64) sn_hwperf_salheap, 0, 0, NULL); - if (salr != SN_HWPERF_OP_OK) { - e = -EINVAL; - goto out; - } - - salr = ia64_sn_hwperf_op(sn_hwperf_master_nasid, - SN_HWPERF_OBJECT_COUNT, 0, - sizeof(u64), (u64) &v, 0, 0, NULL); - if (salr != SN_HWPERF_OP_OK) { - e = -EINVAL; - goto out; - } - sn_hwperf_obj_cnt = (int)v; - -out: - if (e < 0 && sn_hwperf_salheap) { - vfree(sn_hwperf_salheap); - sn_hwperf_salheap = NULL; - sn_hwperf_obj_cnt = 0; - } - mutex_unlock(&sn_hwperf_init_mutex); - return e; -} - -int sn_topology_open(struct inode *inode, struct file *file) -{ - int e; - struct seq_file *seq; - struct sn_hwperf_object_info *objbuf; - int nobj; - - if ((e = sn_hwperf_enum_objects(&nobj, &objbuf)) == 0) { - e = seq_open(file, &sn_topology_seq_ops); - seq = file->private_data; - seq->private = objbuf; - } - - return e; -} - -int sn_topology_release(struct inode *inode, struct file *file) -{ - struct seq_file *seq = file->private_data; - - vfree(seq->private); - return seq_release(inode, file); -} - -int sn_hwperf_get_nearest_node(cnodeid_t node, - cnodeid_t *near_mem_node, cnodeid_t *near_cpu_node) -{ - int e; - int nobj; - struct sn_hwperf_object_info *objbuf; - - if ((e = sn_hwperf_enum_objects(&nobj, &objbuf)) == 0) { - e = sn_hwperf_get_nearest_node_objdata(objbuf, nobj, - node, near_mem_node, near_cpu_node); - vfree(objbuf); - } - - return e; -} - -static int sn_hwperf_misc_register_init(void) -{ - int e; - - if (!ia64_platform_is("sn2")) - return 0; - - sn_hwperf_init(); - - /* - * Register a dynamic misc device for hwperf ioctls. Platforms - * supporting hotplug will create /dev/sn_hwperf, else user - * can to look up the minor number in /proc/misc. - */ - if ((e = misc_register(&sn_hwperf_dev)) != 0) { - printk(KERN_ERR "sn_hwperf_misc_register_init: failed to " - "register misc device for \"%s\"\n", sn_hwperf_dev.name); - } - - return e; -} - -device_initcall(sn_hwperf_misc_register_init); /* after misc_init() */ -EXPORT_SYMBOL(sn_hwperf_get_nearest_node); diff --git a/arch/ia64/sn/kernel/sn2/sn_proc_fs.c b/arch/ia64/sn/kernel/sn2/sn_proc_fs.c deleted file mode 100644 index c2a4d84297b0..000000000000 --- a/arch/ia64/sn/kernel/sn2/sn_proc_fs.c +++ /dev/null @@ -1,69 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2000-2005 Silicon Graphics, Inc. All rights reserved. - */ - -#ifdef CONFIG_PROC_FS -#include <linux/proc_fs.h> -#include <linux/seq_file.h> -#include <linux/uaccess.h> -#include <asm/sn/sn_sal.h> - -static int partition_id_show(struct seq_file *s, void *p) -{ - seq_printf(s, "%d\n", sn_partition_id); - return 0; -} - -static int system_serial_number_show(struct seq_file *s, void *p) -{ - seq_printf(s, "%s\n", sn_system_serial_number()); - return 0; -} - -static int licenseID_show(struct seq_file *s, void *p) -{ - seq_printf(s, "0x%llx\n", sn_partition_serial_number_val()); - return 0; -} - -static int coherence_id_show(struct seq_file *s, void *p) -{ - seq_printf(s, "%d\n", partition_coherence_id()); - - return 0; -} - -/* /proc/sgi_sn/sn_topology uses seq_file, see sn_hwperf.c */ -extern int sn_topology_open(struct inode *, struct file *); -extern int sn_topology_release(struct inode *, struct file *); - -static const struct file_operations proc_sn_topo_fops = { - .open = sn_topology_open, - .read = seq_read, - .llseek = seq_lseek, - .release = sn_topology_release, -}; - -void register_sn_procfs(void) -{ - static struct proc_dir_entry *sgi_proc_dir = NULL; - - BUG_ON(sgi_proc_dir != NULL); - if (!(sgi_proc_dir = proc_mkdir("sgi_sn", NULL))) - return; - - proc_create_single("partition_id", 0444, sgi_proc_dir, - partition_id_show); - proc_create_single("system_serial_number", 0444, sgi_proc_dir, - system_serial_number_show); - proc_create_single("licenseID", 0444, sgi_proc_dir, licenseID_show); - proc_create_single("coherence_id", 0444, sgi_proc_dir, - coherence_id_show); - proc_create("sn_topology", 0444, sgi_proc_dir, &proc_sn_topo_fops); -} - -#endif /* CONFIG_PROC_FS */ diff --git a/arch/ia64/sn/kernel/sn2/timer.c b/arch/ia64/sn/kernel/sn2/timer.c deleted file mode 100644 index 3009d9d86f29..000000000000 --- a/arch/ia64/sn/kernel/sn2/timer.c +++ /dev/null @@ -1,61 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * linux/arch/ia64/sn/kernel/sn2/timer.c - * - * Copyright (C) 2003 Silicon Graphics, Inc. - * Copyright (C) 2003 Hewlett-Packard Co - * David Mosberger <davidm@hpl.hp.com>: updated for new timer-interpolation infrastructure - */ - -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/time.h> -#include <linux/interrupt.h> -#include <linux/clocksource.h> - -#include <asm/hw_irq.h> -#include <asm/timex.h> - -#include <asm/sn/leds.h> -#include <asm/sn/shub_mmr.h> -#include <asm/sn/clksupport.h> - -extern unsigned long sn_rtc_cycles_per_second; - -static u64 read_sn2(struct clocksource *cs) -{ - return (u64)readq(RTC_COUNTER_ADDR); -} - -static struct clocksource clocksource_sn2 = { - .name = "sn2_rtc", - .rating = 450, - .read = read_sn2, - .mask = (1LL << 55) - 1, - .flags = CLOCK_SOURCE_IS_CONTINUOUS, -}; - -/* - * sn udelay uses the RTC instead of the ITC because the ITC is not - * synchronized across all CPUs, and the thread may migrate to another CPU - * if preemption is enabled. - */ -static void -ia64_sn_udelay (unsigned long usecs) -{ - unsigned long start = rtc_time(); - unsigned long end = start + - usecs * sn_rtc_cycles_per_second / 1000000; - - while (time_before((unsigned long)rtc_time(), end)) - cpu_relax(); -} - -void __init sn_timer_init(void) -{ - clocksource_sn2.archdata.fsys_mmio = RTC_COUNTER_ADDR; - clocksource_register_hz(&clocksource_sn2, sn_rtc_cycles_per_second); - - ia64_udelay = &ia64_sn_udelay; -} diff --git a/arch/ia64/sn/kernel/sn2/timer_interrupt.c b/arch/ia64/sn/kernel/sn2/timer_interrupt.c deleted file mode 100644 index 103d6ea8e94b..000000000000 --- a/arch/ia64/sn/kernel/sn2/timer_interrupt.c +++ /dev/null @@ -1,60 +0,0 @@ -/* - * - * - * Copyright (c) 2005, 2006 Silicon Graphics, Inc. All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it would be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. - * - * Further, this software is distributed without any warranty that it is - * free of the rightful claim of any third person regarding infringement - * or the like. Any license provided herein, whether implied or - * otherwise, applies only to this software file. Patent licenses, if - * any, provided herein do not apply to combinations of this program with - * other software, or any other product whatsoever. - * - * You should have received a copy of the GNU General Public - * License along with this program; if not, write the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. - * - * For further information regarding this notice, see: - * - * http://oss.sgi.com/projects/GenInfo/NoticeExplan - */ - -#include <linux/interrupt.h> -#include <asm/sn/pda.h> -#include <asm/sn/leds.h> - -extern void sn_lb_int_war_check(void); -extern irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs); - -#define SN_LB_INT_WAR_INTERVAL 100 - -void sn_timer_interrupt(int irq, void *dev_id) -{ - /* LED blinking */ - if (!pda->hb_count--) { - pda->hb_count = HZ / 2; - set_led_bits(pda->hb_state ^= - LED_CPU_HEARTBEAT, LED_CPU_HEARTBEAT); - } - - if (is_shub1()) { - if (enable_shub_wars_1_1()) { - /* Bugfix code for SHUB 1.1 */ - if (pda->pio_shub_war_cam_addr) - *pda->pio_shub_war_cam_addr = 0x8000000000000010UL; - } - if (pda->sn_lb_int_war_ticks == 0) - sn_lb_int_war_check(); - pda->sn_lb_int_war_ticks++; - if (pda->sn_lb_int_war_ticks >= SN_LB_INT_WAR_INTERVAL) - pda->sn_lb_int_war_ticks = 0; - } -} diff --git a/arch/ia64/sn/kernel/tiocx.c b/arch/ia64/sn/kernel/tiocx.c deleted file mode 100644 index 32d0380eb72e..000000000000 --- a/arch/ia64/sn/kernel/tiocx.c +++ /dev/null @@ -1,569 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 2005 Silicon Graphics, Inc. All rights reserved. - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/spinlock.h> -#include <linux/proc_fs.h> -#include <linux/capability.h> -#include <linux/device.h> -#include <linux/delay.h> -#include <linux/uaccess.h> -#include <asm/sn/sn_sal.h> -#include <asm/sn/addrs.h> -#include <asm/sn/io.h> -#include <asm/sn/types.h> -#include <asm/sn/shubio.h> -#include <asm/sn/tiocx.h> -#include <asm/sn/l1.h> -#include <asm/sn/module.h> -#include "tio.h" -#include "xtalk/xwidgetdev.h" -#include "xtalk/hubdev.h" - -#define CX_DEV_NONE 0 -#define DEVICE_NAME "tiocx" -#define WIDGET_ID 0 -#define TIOCX_DEBUG 0 - -#if TIOCX_DEBUG -#define DBG(fmt...) printk(KERN_ALERT fmt) -#else -#define DBG(fmt...) -#endif - -struct device_attribute dev_attr_cxdev_control; - -/** - * tiocx_match - Try to match driver id list with device. - * @dev: device pointer - * @drv: driver pointer - * - * Returns 1 if match, 0 otherwise. - */ -static int tiocx_match(struct device *dev, struct device_driver *drv) -{ - struct cx_dev *cx_dev = to_cx_dev(dev); - struct cx_drv *cx_drv = to_cx_driver(drv); - const struct cx_device_id *ids = cx_drv->id_table; - - if (!ids) - return 0; - - while (ids->part_num) { - if (ids->part_num == cx_dev->cx_id.part_num) - return 1; - ids++; - } - return 0; - -} - -static int tiocx_uevent(struct device *dev, struct kobj_uevent_env *env) -{ - return -ENODEV; -} - -static void tiocx_bus_release(struct device *dev) -{ - kfree(to_cx_dev(dev)); -} - -/** - * cx_device_match - Find cx_device in the id table. - * @ids: id table from driver - * @cx_device: part/mfg id for the device - * - */ -static const struct cx_device_id *cx_device_match(const struct cx_device_id - *ids, - struct cx_dev *cx_device) -{ - /* - * NOTES: We may want to check for CX_ANY_ID too. - * Do we want to match against nasid too? - * CX_DEV_NONE == 0, if the driver tries to register for - * part/mfg == 0 we should return no-match (NULL) here. - */ - while (ids->part_num && ids->mfg_num) { - if (ids->part_num == cx_device->cx_id.part_num && - ids->mfg_num == cx_device->cx_id.mfg_num) - return ids; - ids++; - } - - return NULL; -} - -/** - * cx_device_probe - Look for matching device. - * Call driver probe routine if found. - * @cx_driver: driver table (cx_drv struct) from driver - * @cx_device: part/mfg id for the device - */ -static int cx_device_probe(struct device *dev) -{ - const struct cx_device_id *id; - struct cx_drv *cx_drv = to_cx_driver(dev->driver); - struct cx_dev *cx_dev = to_cx_dev(dev); - int error = 0; - - if (!cx_dev->driver && cx_drv->probe) { - id = cx_device_match(cx_drv->id_table, cx_dev); - if (id) { - if ((error = cx_drv->probe(cx_dev, id)) < 0) - return error; - else - cx_dev->driver = cx_drv; - } - } - - return error; -} - -/** - * cx_driver_remove - Remove driver from device struct. - * @dev: device - */ -static int cx_driver_remove(struct device *dev) -{ - struct cx_dev *cx_dev = to_cx_dev(dev); - struct cx_drv *cx_drv = cx_dev->driver; - if (cx_drv->remove) - cx_drv->remove(cx_dev); - cx_dev->driver = NULL; - return 0; -} - -struct bus_type tiocx_bus_type = { - .name = "tiocx", - .match = tiocx_match, - .uevent = tiocx_uevent, - .probe = cx_device_probe, - .remove = cx_driver_remove, -}; - -/** - * cx_driver_register - Register the driver. - * @cx_driver: driver table (cx_drv struct) from driver - * - * Called from the driver init routine to register a driver. - * The cx_drv struct contains the driver name, a pointer to - * a table of part/mfg numbers and a pointer to the driver's - * probe/attach routine. - */ -int cx_driver_register(struct cx_drv *cx_driver) -{ - cx_driver->driver.name = cx_driver->name; - cx_driver->driver.bus = &tiocx_bus_type; - - return driver_register(&cx_driver->driver); -} - -/** - * cx_driver_unregister - Unregister the driver. - * @cx_driver: driver table (cx_drv struct) from driver - */ -int cx_driver_unregister(struct cx_drv *cx_driver) -{ - driver_unregister(&cx_driver->driver); - return 0; -} - -/** - * cx_device_register - Register a device. - * @nasid: device's nasid - * @part_num: device's part number - * @mfg_num: device's manufacturer number - * @hubdev: hub info associated with this device - * @bt: board type of the device - * - */ -int -cx_device_register(nasid_t nasid, int part_num, int mfg_num, - struct hubdev_info *hubdev, int bt) -{ - struct cx_dev *cx_dev; - int r; - - cx_dev = kzalloc(sizeof(struct cx_dev), GFP_KERNEL); - DBG("cx_dev= 0x%p\n", cx_dev); - if (cx_dev == NULL) - return -ENOMEM; - - cx_dev->cx_id.part_num = part_num; - cx_dev->cx_id.mfg_num = mfg_num; - cx_dev->cx_id.nasid = nasid; - cx_dev->hubdev = hubdev; - cx_dev->bt = bt; - - cx_dev->dev.parent = NULL; - cx_dev->dev.bus = &tiocx_bus_type; - cx_dev->dev.release = tiocx_bus_release; - dev_set_name(&cx_dev->dev, "%d", cx_dev->cx_id.nasid); - r = device_register(&cx_dev->dev); - if (r) { - kfree(cx_dev); - return r; - } - get_device(&cx_dev->dev); - - device_create_file(&cx_dev->dev, &dev_attr_cxdev_control); - - return 0; -} - -/** - * cx_device_unregister - Unregister a device. - * @cx_dev: part/mfg id for the device - */ -int cx_device_unregister(struct cx_dev *cx_dev) -{ - put_device(&cx_dev->dev); - device_unregister(&cx_dev->dev); - return 0; -} - -/** - * cx_device_reload - Reload the device. - * @nasid: device's nasid - * @part_num: device's part number - * @mfg_num: device's manufacturer number - * - * Remove the device associated with 'nasid' from device list and then - * call device-register with the given part/mfg numbers. - */ -static int cx_device_reload(struct cx_dev *cx_dev) -{ - cx_device_unregister(cx_dev); - return cx_device_register(cx_dev->cx_id.nasid, cx_dev->cx_id.part_num, - cx_dev->cx_id.mfg_num, cx_dev->hubdev, - cx_dev->bt); -} - -static inline u64 tiocx_intr_alloc(nasid_t nasid, int widget, - u64 sn_irq_info, - int req_irq, nasid_t req_nasid, - int req_slice) -{ - struct ia64_sal_retval rv; - rv.status = 0; - rv.v0 = 0; - - ia64_sal_oemcall_nolock(&rv, SN_SAL_IOIF_INTERRUPT, - SAL_INTR_ALLOC, nasid, - widget, sn_irq_info, req_irq, - req_nasid, req_slice); - return rv.status; -} - -static inline void tiocx_intr_free(nasid_t nasid, int widget, - struct sn_irq_info *sn_irq_info) -{ - struct ia64_sal_retval rv; - rv.status = 0; - rv.v0 = 0; - - ia64_sal_oemcall_nolock(&rv, SN_SAL_IOIF_INTERRUPT, - SAL_INTR_FREE, nasid, - widget, sn_irq_info->irq_irq, - sn_irq_info->irq_cookie, 0, 0); -} - -struct sn_irq_info *tiocx_irq_alloc(nasid_t nasid, int widget, int irq, - nasid_t req_nasid, int slice) -{ - struct sn_irq_info *sn_irq_info; - int status; - int sn_irq_size = sizeof(struct sn_irq_info); - - if ((nasid & 1) == 0) - return NULL; - - sn_irq_info = kzalloc(sn_irq_size, GFP_KERNEL); - if (sn_irq_info == NULL) - return NULL; - - status = tiocx_intr_alloc(nasid, widget, __pa(sn_irq_info), irq, - req_nasid, slice); - if (status) { - kfree(sn_irq_info); - return NULL; - } else { - return sn_irq_info; - } -} - -void tiocx_irq_free(struct sn_irq_info *sn_irq_info) -{ - u64 bridge = (u64) sn_irq_info->irq_bridge; - nasid_t nasid = NASID_GET(bridge); - int widget; - - if (nasid & 1) { - widget = TIO_SWIN_WIDGETNUM(bridge); - tiocx_intr_free(nasid, widget, sn_irq_info); - kfree(sn_irq_info); - } -} - -u64 tiocx_dma_addr(u64 addr) -{ - return PHYS_TO_TIODMA(addr); -} - -u64 tiocx_swin_base(int nasid) -{ - return TIO_SWIN_BASE(nasid, TIOCX_CORELET); -} - -EXPORT_SYMBOL(cx_driver_register); -EXPORT_SYMBOL(cx_driver_unregister); -EXPORT_SYMBOL(cx_device_register); -EXPORT_SYMBOL(cx_device_unregister); -EXPORT_SYMBOL(tiocx_irq_alloc); -EXPORT_SYMBOL(tiocx_irq_free); -EXPORT_SYMBOL(tiocx_bus_type); -EXPORT_SYMBOL(tiocx_dma_addr); -EXPORT_SYMBOL(tiocx_swin_base); - -static void tio_conveyor_set(nasid_t nasid, int enable_flag) -{ - u64 ice_frz; - u64 disable_cb = (1ull << 61); - - if (!(nasid & 1)) - return; - - ice_frz = REMOTE_HUB_L(nasid, TIO_ICE_FRZ_CFG); - if (enable_flag) { - if (!(ice_frz & disable_cb)) /* already enabled */ - return; - ice_frz &= ~disable_cb; - } else { - if (ice_frz & disable_cb) /* already disabled */ - return; - ice_frz |= disable_cb; - } - DBG(KERN_ALERT "TIO_ICE_FRZ_CFG= 0x%lx\n", ice_frz); - REMOTE_HUB_S(nasid, TIO_ICE_FRZ_CFG, ice_frz); -} - -#define tio_conveyor_enable(nasid) tio_conveyor_set(nasid, 1) -#define tio_conveyor_disable(nasid) tio_conveyor_set(nasid, 0) - -static void tio_corelet_reset(nasid_t nasid, int corelet) -{ - if (!(nasid & 1)) - return; - - REMOTE_HUB_S(nasid, TIO_ICE_PMI_TX_CFG, 1 << corelet); - udelay(2000); - REMOTE_HUB_S(nasid, TIO_ICE_PMI_TX_CFG, 0); - udelay(2000); -} - -static int is_fpga_tio(int nasid, int *bt) -{ - u16 uninitialized_var(ioboard_type); /* GCC be quiet */ - long rc; - - rc = ia64_sn_sysctl_ioboard_get(nasid, &ioboard_type); - if (rc) { - printk(KERN_WARNING "ia64_sn_sysctl_ioboard_get failed: %ld\n", - rc); - return 0; - } - - switch (ioboard_type) { - case L1_BRICKTYPE_SA: - case L1_BRICKTYPE_ATHENA: - case L1_BOARDTYPE_DAYTONA: - *bt = ioboard_type; - return 1; - } - - return 0; -} - -static int bitstream_loaded(nasid_t nasid) -{ - u64 cx_credits; - - cx_credits = REMOTE_HUB_L(nasid, TIO_ICE_PMI_TX_DYN_CREDIT_STAT_CB3); - cx_credits &= TIO_ICE_PMI_TX_DYN_CREDIT_STAT_CB3_CREDIT_CNT_MASK; - DBG("cx_credits= 0x%lx\n", cx_credits); - - return (cx_credits == 0xf) ? 1 : 0; -} - -static int tiocx_reload(struct cx_dev *cx_dev) -{ - int part_num = CX_DEV_NONE; - int mfg_num = CX_DEV_NONE; - nasid_t nasid = cx_dev->cx_id.nasid; - - if (bitstream_loaded(nasid)) { - u64 cx_id; - int rv; - - rv = ia64_sn_sysctl_tio_clock_reset(nasid); - if (rv) { - printk(KERN_ALERT "CX port JTAG reset failed.\n"); - } else { - cx_id = *(volatile u64 *) - (TIO_SWIN_BASE(nasid, TIOCX_CORELET) + - WIDGET_ID); - part_num = XWIDGET_PART_NUM(cx_id); - mfg_num = XWIDGET_MFG_NUM(cx_id); - DBG("part= 0x%x, mfg= 0x%x\n", part_num, mfg_num); - /* just ignore it if it's a CE */ - if (part_num == TIO_CE_ASIC_PARTNUM) - return 0; - } - } - - cx_dev->cx_id.part_num = part_num; - cx_dev->cx_id.mfg_num = mfg_num; - - /* - * Delete old device and register the new one. It's ok if - * part_num/mfg_num == CX_DEV_NONE. We want to register - * devices in the table even if a bitstream isn't loaded. - * That allows use to see that a bitstream isn't loaded via - * TIOCX_IOCTL_DEV_LIST. - */ - return cx_device_reload(cx_dev); -} - -static ssize_t show_cxdev_control(struct device *dev, struct device_attribute *attr, char *buf) -{ - struct cx_dev *cx_dev = to_cx_dev(dev); - - return sprintf(buf, "0x%x 0x%x 0x%x 0x%x\n", - cx_dev->cx_id.nasid, - cx_dev->cx_id.part_num, cx_dev->cx_id.mfg_num, - cx_dev->bt); -} - -static ssize_t store_cxdev_control(struct device *dev, struct device_attribute *attr, const char *buf, - size_t count) -{ - int n; - struct cx_dev *cx_dev = to_cx_dev(dev); - - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - - if (count <= 0) - return 0; - - n = simple_strtoul(buf, NULL, 0); - - switch (n) { - case 1: - tio_corelet_reset(cx_dev->cx_id.nasid, TIOCX_CORELET); - tiocx_reload(cx_dev); - break; - case 2: - tiocx_reload(cx_dev); - break; - case 3: - tio_corelet_reset(cx_dev->cx_id.nasid, TIOCX_CORELET); - break; - default: - break; - } - - return count; -} - -DEVICE_ATTR(cxdev_control, 0644, show_cxdev_control, store_cxdev_control); - -static int __init tiocx_init(void) -{ - cnodeid_t cnodeid; - int found_tiocx_device = 0; - int err; - - if (!ia64_platform_is("sn2")) - return 0; - - err = bus_register(&tiocx_bus_type); - if (err) - return err; - - for (cnodeid = 0; cnodeid < num_cnodes; cnodeid++) { - nasid_t nasid; - int bt; - - nasid = cnodeid_to_nasid(cnodeid); - - if ((nasid & 0x1) && is_fpga_tio(nasid, &bt)) { - struct hubdev_info *hubdev; - struct xwidget_info *widgetp; - - DBG("Found TIO at nasid 0x%x\n", nasid); - - hubdev = - (struct hubdev_info *)(NODEPDA(cnodeid)->pdinfo); - - widgetp = &hubdev->hdi_xwidget_info[TIOCX_CORELET]; - - /* The CE hangs off of the CX port but is not an FPGA */ - if (widgetp->xwi_hwid.part_num == TIO_CE_ASIC_PARTNUM) - continue; - - tio_corelet_reset(nasid, TIOCX_CORELET); - tio_conveyor_enable(nasid); - - if (cx_device_register - (nasid, widgetp->xwi_hwid.part_num, - widgetp->xwi_hwid.mfg_num, hubdev, bt) < 0) - return -ENXIO; - else - found_tiocx_device++; - } - } - - /* It's ok if we find zero devices. */ - DBG("found_tiocx_device= %d\n", found_tiocx_device); - - return 0; -} - -static int cx_remove_device(struct device * dev, void * data) -{ - struct cx_dev *cx_dev = to_cx_dev(dev); - device_remove_file(dev, &dev_attr_cxdev_control); - cx_device_unregister(cx_dev); - return 0; -} - -static void __exit tiocx_exit(void) -{ - DBG("tiocx_exit\n"); - - /* - * Unregister devices. - */ - bus_for_each_dev(&tiocx_bus_type, NULL, NULL, cx_remove_device); - bus_unregister(&tiocx_bus_type); -} - -fs_initcall(tiocx_init); -module_exit(tiocx_exit); - -/************************************************************************ - * Module licensing and description - ************************************************************************/ -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Bruce Losure <blosure@sgi.com>"); -MODULE_DESCRIPTION("TIOCX module"); -MODULE_SUPPORTED_DEVICE(DEVICE_NAME); diff --git a/arch/ia64/sn/pci/Makefile b/arch/ia64/sn/pci/Makefile deleted file mode 100644 index 321576b1b425..000000000000 --- a/arch/ia64/sn/pci/Makefile +++ /dev/null @@ -1,10 +0,0 @@ -# -# This file is subject to the terms and conditions of the GNU General Public -# License. See the file "COPYING" in the main directory of this archive -# for more details. -# -# Copyright (C) 2000-2004 Silicon Graphics, Inc. All Rights Reserved. -# -# Makefile for the sn pci general routines. - -obj-y := pci_dma.o tioca_provider.o tioce_provider.o pcibr/ diff --git a/arch/ia64/sn/pci/pci_dma.c b/arch/ia64/sn/pci/pci_dma.c deleted file mode 100644 index b7d42e4edc1f..000000000000 --- a/arch/ia64/sn/pci/pci_dma.c +++ /dev/null @@ -1,446 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2000,2002-2005 Silicon Graphics, Inc. All rights reserved. - * - * Routines for PCI DMA mapping. See Documentation/DMA-API.txt for - * a description of how these routines should be used. - */ - -#include <linux/gfp.h> -#include <linux/module.h> -#include <linux/dma-mapping.h> -#include <asm/dma.h> -#include <asm/sn/intr.h> -#include <asm/sn/pcibus_provider_defs.h> -#include <asm/sn/pcidev.h> -#include <asm/sn/sn_sal.h> - -#define SG_ENT_VIRT_ADDRESS(sg) (sg_virt((sg))) -#define SG_ENT_PHYS_ADDRESS(SG) virt_to_phys(SG_ENT_VIRT_ADDRESS(SG)) - -/** - * sn_dma_supported - test a DMA mask - * @dev: device to test - * @mask: DMA mask to test - * - * Return whether the given PCI device DMA address mask can be supported - * properly. For example, if your device can only drive the low 24-bits - * during PCI bus mastering, then you would pass 0x00ffffff as the mask to - * this function. Of course, SN only supports devices that have 32 or more - * address bits when using the PMU. - */ -static int sn_dma_supported(struct device *dev, u64 mask) -{ - BUG_ON(!dev_is_pci(dev)); - - if (mask < 0x7fffffff) - return 0; - return 1; -} - -/** - * sn_dma_set_mask - set the DMA mask - * @dev: device to set - * @dma_mask: new mask - * - * Set @dev's DMA mask if the hw supports it. - */ -int sn_dma_set_mask(struct device *dev, u64 dma_mask) -{ - BUG_ON(!dev_is_pci(dev)); - - if (!sn_dma_supported(dev, dma_mask)) - return 0; - - *dev->dma_mask = dma_mask; - return 1; -} -EXPORT_SYMBOL(sn_dma_set_mask); - -/** - * sn_dma_alloc_coherent - allocate memory for coherent DMA - * @dev: device to allocate for - * @size: size of the region - * @dma_handle: DMA (bus) address - * @flags: memory allocation flags - * - * dma_alloc_coherent() returns a pointer to a memory region suitable for - * coherent DMA traffic to/from a PCI device. On SN platforms, this means - * that @dma_handle will have the %PCIIO_DMA_CMD flag set. - * - * This interface is usually used for "command" streams (e.g. the command - * queue for a SCSI controller). See Documentation/DMA-API.txt for - * more information. - */ -static void *sn_dma_alloc_coherent(struct device *dev, size_t size, - dma_addr_t * dma_handle, gfp_t flags, - unsigned long attrs) -{ - void *cpuaddr; - unsigned long phys_addr; - int node; - struct pci_dev *pdev = to_pci_dev(dev); - struct sn_pcibus_provider *provider = SN_PCIDEV_BUSPROVIDER(pdev); - - BUG_ON(!dev_is_pci(dev)); - - /* - * Allocate the memory. - */ - node = pcibus_to_node(pdev->bus); - if (likely(node >=0)) { - struct page *p = __alloc_pages_node(node, - flags, get_order(size)); - - if (likely(p)) - cpuaddr = page_address(p); - else - return NULL; - } else - cpuaddr = (void *)__get_free_pages(flags, get_order(size)); - - if (unlikely(!cpuaddr)) - return NULL; - - memset(cpuaddr, 0x0, size); - - /* physical addr. of the memory we just got */ - phys_addr = __pa(cpuaddr); - - /* - * 64 bit address translations should never fail. - * 32 bit translations can fail if there are insufficient mapping - * resources. - */ - - *dma_handle = provider->dma_map_consistent(pdev, phys_addr, size, - SN_DMA_ADDR_PHYS); - if (!*dma_handle) { - printk(KERN_ERR "%s: out of ATEs\n", __func__); - free_pages((unsigned long)cpuaddr, get_order(size)); - return NULL; - } - - return cpuaddr; -} - -/** - * sn_pci_free_coherent - free memory associated with coherent DMAable region - * @dev: device to free for - * @size: size to free - * @cpu_addr: kernel virtual address to free - * @dma_handle: DMA address associated with this region - * - * Frees the memory allocated by dma_alloc_coherent(), potentially unmapping - * any associated IOMMU mappings. - */ -static void sn_dma_free_coherent(struct device *dev, size_t size, void *cpu_addr, - dma_addr_t dma_handle, unsigned long attrs) -{ - struct pci_dev *pdev = to_pci_dev(dev); - struct sn_pcibus_provider *provider = SN_PCIDEV_BUSPROVIDER(pdev); - - BUG_ON(!dev_is_pci(dev)); - - provider->dma_unmap(pdev, dma_handle, 0); - free_pages((unsigned long)cpu_addr, get_order(size)); -} - -/** - * sn_dma_map_single_attrs - map a single page for DMA - * @dev: device to map for - * @cpu_addr: kernel virtual address of the region to map - * @size: size of the region - * @direction: DMA direction - * @attrs: optional dma attributes - * - * Map the region pointed to by @cpu_addr for DMA and return the - * DMA address. - * - * We map this to the one step pcibr_dmamap_trans interface rather than - * the two step pcibr_dmamap_alloc/pcibr_dmamap_addr because we have - * no way of saving the dmamap handle from the alloc to later free - * (which is pretty much unacceptable). - * - * mappings with the DMA_ATTR_WRITE_BARRIER get mapped with - * dma_map_consistent() so that writes force a flush of pending DMA. - * (See "SGI Altix Architecture Considerations for Linux Device Drivers", - * Document Number: 007-4763-001) - * - * TODO: simplify our interface; - * figure out how to save dmamap handle so can use two step. - */ -static dma_addr_t sn_dma_map_page(struct device *dev, struct page *page, - unsigned long offset, size_t size, - enum dma_data_direction dir, - unsigned long attrs) -{ - void *cpu_addr = page_address(page) + offset; - dma_addr_t dma_addr; - unsigned long phys_addr; - struct pci_dev *pdev = to_pci_dev(dev); - struct sn_pcibus_provider *provider = SN_PCIDEV_BUSPROVIDER(pdev); - - BUG_ON(!dev_is_pci(dev)); - - phys_addr = __pa(cpu_addr); - if (attrs & DMA_ATTR_WRITE_BARRIER) - dma_addr = provider->dma_map_consistent(pdev, phys_addr, - size, SN_DMA_ADDR_PHYS); - else - dma_addr = provider->dma_map(pdev, phys_addr, size, - SN_DMA_ADDR_PHYS); - - if (!dma_addr) { - printk(KERN_ERR "%s: out of ATEs\n", __func__); - return DMA_MAPPING_ERROR; - } - return dma_addr; -} - -/** - * sn_dma_unmap_single_attrs - unamp a DMA mapped page - * @dev: device to sync - * @dma_addr: DMA address to sync - * @size: size of region - * @direction: DMA direction - * @attrs: optional dma attributes - * - * This routine is supposed to sync the DMA region specified - * by @dma_handle into the coherence domain. On SN, we're always cache - * coherent, so we just need to free any ATEs associated with this mapping. - */ -static void sn_dma_unmap_page(struct device *dev, dma_addr_t dma_addr, - size_t size, enum dma_data_direction dir, - unsigned long attrs) -{ - struct pci_dev *pdev = to_pci_dev(dev); - struct sn_pcibus_provider *provider = SN_PCIDEV_BUSPROVIDER(pdev); - - BUG_ON(!dev_is_pci(dev)); - - provider->dma_unmap(pdev, dma_addr, dir); -} - -/** - * sn_dma_unmap_sg - unmap a DMA scatterlist - * @dev: device to unmap - * @sg: scatterlist to unmap - * @nhwentries: number of scatterlist entries - * @direction: DMA direction - * @attrs: optional dma attributes - * - * Unmap a set of streaming mode DMA translations. - */ -static void sn_dma_unmap_sg(struct device *dev, struct scatterlist *sgl, - int nhwentries, enum dma_data_direction dir, - unsigned long attrs) -{ - int i; - struct pci_dev *pdev = to_pci_dev(dev); - struct sn_pcibus_provider *provider = SN_PCIDEV_BUSPROVIDER(pdev); - struct scatterlist *sg; - - BUG_ON(!dev_is_pci(dev)); - - for_each_sg(sgl, sg, nhwentries, i) { - provider->dma_unmap(pdev, sg->dma_address, dir); - sg->dma_address = (dma_addr_t) NULL; - sg->dma_length = 0; - } -} - -/** - * sn_dma_map_sg - map a scatterlist for DMA - * @dev: device to map for - * @sg: scatterlist to map - * @nhwentries: number of entries - * @direction: direction of the DMA transaction - * @attrs: optional dma attributes - * - * mappings with the DMA_ATTR_WRITE_BARRIER get mapped with - * dma_map_consistent() so that writes force a flush of pending DMA. - * (See "SGI Altix Architecture Considerations for Linux Device Drivers", - * Document Number: 007-4763-001) - * - * Maps each entry of @sg for DMA. - */ -static int sn_dma_map_sg(struct device *dev, struct scatterlist *sgl, - int nhwentries, enum dma_data_direction dir, - unsigned long attrs) -{ - unsigned long phys_addr; - struct scatterlist *saved_sg = sgl, *sg; - struct pci_dev *pdev = to_pci_dev(dev); - struct sn_pcibus_provider *provider = SN_PCIDEV_BUSPROVIDER(pdev); - int i; - - BUG_ON(!dev_is_pci(dev)); - - /* - * Setup a DMA address for each entry in the scatterlist. - */ - for_each_sg(sgl, sg, nhwentries, i) { - dma_addr_t dma_addr; - phys_addr = SG_ENT_PHYS_ADDRESS(sg); - if (attrs & DMA_ATTR_WRITE_BARRIER) - dma_addr = provider->dma_map_consistent(pdev, - phys_addr, - sg->length, - SN_DMA_ADDR_PHYS); - else - dma_addr = provider->dma_map(pdev, phys_addr, - sg->length, - SN_DMA_ADDR_PHYS); - - sg->dma_address = dma_addr; - if (!sg->dma_address) { - printk(KERN_ERR "%s: out of ATEs\n", __func__); - - /* - * Free any successfully allocated entries. - */ - if (i > 0) - sn_dma_unmap_sg(dev, saved_sg, i, dir, attrs); - return 0; - } - - sg->dma_length = sg->length; - } - - return nhwentries; -} - -static u64 sn_dma_get_required_mask(struct device *dev) -{ - return DMA_BIT_MASK(64); -} - -char *sn_pci_get_legacy_mem(struct pci_bus *bus) -{ - if (!SN_PCIBUS_BUSSOFT(bus)) - return ERR_PTR(-ENODEV); - - return (char *)(SN_PCIBUS_BUSSOFT(bus)->bs_legacy_mem | __IA64_UNCACHED_OFFSET); -} - -int sn_pci_legacy_read(struct pci_bus *bus, u16 port, u32 *val, u8 size) -{ - unsigned long addr; - int ret; - struct ia64_sal_retval isrv; - - /* - * First, try the SN_SAL_IOIF_PCI_SAFE SAL call which can work - * around hw issues at the pci bus level. SGI proms older than - * 4.10 don't implement this. - */ - - SAL_CALL(isrv, SN_SAL_IOIF_PCI_SAFE, - pci_domain_nr(bus), bus->number, - 0, /* io */ - 0, /* read */ - port, size, __pa(val)); - - if (isrv.status == 0) - return size; - - /* - * If the above failed, retry using the SAL_PROBE call which should - * be present in all proms (but which cannot work round PCI chipset - * bugs). This code is retained for compatibility with old - * pre-4.10 proms, and should be removed at some point in the future. - */ - - if (!SN_PCIBUS_BUSSOFT(bus)) - return -ENODEV; - - addr = SN_PCIBUS_BUSSOFT(bus)->bs_legacy_io | __IA64_UNCACHED_OFFSET; - addr += port; - - ret = ia64_sn_probe_mem(addr, (long)size, (void *)val); - - if (ret == 2) - return -EINVAL; - - if (ret == 1) - *val = -1; - - return size; -} - -int sn_pci_legacy_write(struct pci_bus *bus, u16 port, u32 val, u8 size) -{ - int ret = size; - unsigned long paddr; - unsigned long *addr; - struct ia64_sal_retval isrv; - - /* - * First, try the SN_SAL_IOIF_PCI_SAFE SAL call which can work - * around hw issues at the pci bus level. SGI proms older than - * 4.10 don't implement this. - */ - - SAL_CALL(isrv, SN_SAL_IOIF_PCI_SAFE, - pci_domain_nr(bus), bus->number, - 0, /* io */ - 1, /* write */ - port, size, __pa(&val)); - - if (isrv.status == 0) - return size; - - /* - * If the above failed, retry using the SAL_PROBE call which should - * be present in all proms (but which cannot work round PCI chipset - * bugs). This code is retained for compatibility with old - * pre-4.10 proms, and should be removed at some point in the future. - */ - - if (!SN_PCIBUS_BUSSOFT(bus)) { - ret = -ENODEV; - goto out; - } - - /* Put the phys addr in uncached space */ - paddr = SN_PCIBUS_BUSSOFT(bus)->bs_legacy_io | __IA64_UNCACHED_OFFSET; - paddr += port; - addr = (unsigned long *)paddr; - - switch (size) { - case 1: - *(volatile u8 *)(addr) = (u8)(val); - break; - case 2: - *(volatile u16 *)(addr) = (u16)(val); - break; - case 4: - *(volatile u32 *)(addr) = (u32)(val); - break; - default: - ret = -EINVAL; - break; - } - out: - return ret; -} - -static struct dma_map_ops sn_dma_ops = { - .alloc = sn_dma_alloc_coherent, - .free = sn_dma_free_coherent, - .map_page = sn_dma_map_page, - .unmap_page = sn_dma_unmap_page, - .map_sg = sn_dma_map_sg, - .unmap_sg = sn_dma_unmap_sg, - .dma_supported = sn_dma_supported, - .get_required_mask = sn_dma_get_required_mask, -}; - -void sn_dma_init(void) -{ - dma_ops = &sn_dma_ops; -} diff --git a/arch/ia64/sn/pci/pcibr/Makefile b/arch/ia64/sn/pci/pcibr/Makefile deleted file mode 100644 index 712f6af7c6e0..000000000000 --- a/arch/ia64/sn/pci/pcibr/Makefile +++ /dev/null @@ -1,13 +0,0 @@ -# -# This file is subject to the terms and conditions of the GNU General Public -# License. See the file "COPYING" in the main directory of this archive -# for more details. -# -# Copyright (C) 2002-2004 Silicon Graphics, Inc. All Rights Reserved. -# -# Makefile for the sn2 io routines. - -ccflags-y := -I $(srctree)/arch/ia64/sn/include - -obj-y += pcibr_dma.o pcibr_reg.o \ - pcibr_ate.o pcibr_provider.o diff --git a/arch/ia64/sn/pci/pcibr/pcibr_ate.c b/arch/ia64/sn/pci/pcibr/pcibr_ate.c deleted file mode 100644 index b67bb4cb73ff..000000000000 --- a/arch/ia64/sn/pci/pcibr/pcibr_ate.c +++ /dev/null @@ -1,177 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2001-2006 Silicon Graphics, Inc. All rights reserved. - */ - -#include <linux/types.h> -#include <asm/sn/sn_sal.h> -#include <asm/sn/pcibr_provider.h> -#include <asm/sn/pcibus_provider_defs.h> -#include <asm/sn/pcidev.h> - -int pcibr_invalidate_ate; /* by default don't invalidate ATE on free */ - -/* - * mark_ate: Mark the ate as either free or inuse. - */ -static void mark_ate(struct ate_resource *ate_resource, int start, int number, - u64 value) -{ - u64 *ate = ate_resource->ate; - int index; - int length = 0; - - for (index = start; length < number; index++, length++) - ate[index] = value; -} - -/* - * find_free_ate: Find the first free ate index starting from the given - * index for the desired consecutive count. - */ -static int find_free_ate(struct ate_resource *ate_resource, int start, - int count) -{ - u64 *ate = ate_resource->ate; - int index; - int start_free; - - for (index = start; index < ate_resource->num_ate;) { - if (!ate[index]) { - int i; - int free; - free = 0; - start_free = index; /* Found start free ate */ - for (i = start_free; i < ate_resource->num_ate; i++) { - if (!ate[i]) { /* This is free */ - if (++free == count) - return start_free; - } else { - index = i + 1; - break; - } - } - if (i >= ate_resource->num_ate) - return -1; - } else - index++; /* Try next ate */ - } - - return -1; -} - -/* - * free_ate_resource: Free the requested number of ATEs. - */ -static inline void free_ate_resource(struct ate_resource *ate_resource, - int start) -{ - mark_ate(ate_resource, start, ate_resource->ate[start], 0); - if ((ate_resource->lowest_free_index > start) || - (ate_resource->lowest_free_index < 0)) - ate_resource->lowest_free_index = start; -} - -/* - * alloc_ate_resource: Allocate the requested number of ATEs. - */ -static inline int alloc_ate_resource(struct ate_resource *ate_resource, - int ate_needed) -{ - int start_index; - - /* - * Check for ate exhaustion. - */ - if (ate_resource->lowest_free_index < 0) - return -1; - - /* - * Find the required number of free consecutive ates. - */ - start_index = - find_free_ate(ate_resource, ate_resource->lowest_free_index, - ate_needed); - if (start_index >= 0) - mark_ate(ate_resource, start_index, ate_needed, ate_needed); - - ate_resource->lowest_free_index = - find_free_ate(ate_resource, ate_resource->lowest_free_index, 1); - - return start_index; -} - -/* - * Allocate "count" contiguous Bridge Address Translation Entries - * on the specified bridge to be used for PCI to XTALK mappings. - * Indices in rm map range from 1..num_entries. Indices returned - * to caller range from 0..num_entries-1. - * - * Return the start index on success, -1 on failure. - */ -int pcibr_ate_alloc(struct pcibus_info *pcibus_info, int count) -{ - int status; - unsigned long flags; - - spin_lock_irqsave(&pcibus_info->pbi_lock, flags); - status = alloc_ate_resource(&pcibus_info->pbi_int_ate_resource, count); - spin_unlock_irqrestore(&pcibus_info->pbi_lock, flags); - - return status; -} - -/* - * Setup an Address Translation Entry as specified. Use either the Bridge - * internal maps or the external map RAM, as appropriate. - */ -static inline u64 __iomem *pcibr_ate_addr(struct pcibus_info *pcibus_info, - int ate_index) -{ - if (ate_index < pcibus_info->pbi_int_ate_size) { - return pcireg_int_ate_addr(pcibus_info, ate_index); - } - panic("pcibr_ate_addr: invalid ate_index 0x%x", ate_index); -} - -/* - * Update the ate. - */ -inline void -ate_write(struct pcibus_info *pcibus_info, int ate_index, int count, - volatile u64 ate) -{ - while (count-- > 0) { - if (ate_index < pcibus_info->pbi_int_ate_size) { - pcireg_int_ate_set(pcibus_info, ate_index, ate); - } else { - panic("ate_write: invalid ate_index 0x%x", ate_index); - } - ate_index++; - ate += IOPGSIZE; - } - - pcireg_tflush_get(pcibus_info); /* wait until Bridge PIO complete */ -} - -void pcibr_ate_free(struct pcibus_info *pcibus_info, int index) -{ - - volatile u64 ate; - int count; - unsigned long flags; - - if (pcibr_invalidate_ate) { - /* For debugging purposes, clear the valid bit in the ATE */ - ate = *pcibr_ate_addr(pcibus_info, index); - count = pcibus_info->pbi_int_ate_resource.ate[index]; - ate_write(pcibus_info, index, count, (ate & ~PCI32_ATE_V)); - } - - spin_lock_irqsave(&pcibus_info->pbi_lock, flags); - free_ate_resource(&pcibus_info->pbi_int_ate_resource, index); - spin_unlock_irqrestore(&pcibus_info->pbi_lock, flags); -} diff --git a/arch/ia64/sn/pci/pcibr/pcibr_dma.c b/arch/ia64/sn/pci/pcibr/pcibr_dma.c deleted file mode 100644 index 1e863b277ac9..000000000000 --- a/arch/ia64/sn/pci/pcibr/pcibr_dma.c +++ /dev/null @@ -1,413 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2001-2005 Silicon Graphics, Inc. All rights reserved. - */ - -#include <linux/types.h> -#include <linux/pci.h> -#include <linux/export.h> -#include <asm/sn/addrs.h> -#include <asm/sn/geo.h> -#include <asm/sn/pcibr_provider.h> -#include <asm/sn/pcibus_provider_defs.h> -#include <asm/sn/pcidev.h> -#include <asm/sn/pic.h> -#include <asm/sn/sn_sal.h> -#include <asm/sn/tiocp.h> -#include "tio.h" -#include "xtalk/xwidgetdev.h" -#include "xtalk/hubdev.h" - -extern int sn_ioif_inited; - -/* ===================================================================== - * DMA MANAGEMENT - * - * The Bridge ASIC provides three methods of doing DMA: via a "direct map" - * register available in 32-bit PCI space (which selects a contiguous 2G - * address space on some other widget), via "direct" addressing via 64-bit - * PCI space (all destination information comes from the PCI address, - * including transfer attributes), and via a "mapped" region that allows - * a bunch of different small mappings to be established with the PMU. - * - * For efficiency, we most prefer to use the 32bit direct mapping facility, - * since it requires no resource allocations. The advantage of using the - * PMU over the 64-bit direct is that single-cycle PCI addressing can be - * used; the advantage of using 64-bit direct over PMU addressing is that - * we do not have to allocate entries in the PMU. - */ - -static dma_addr_t -pcibr_dmamap_ate32(struct pcidev_info *info, - u64 paddr, size_t req_size, u64 flags, int dma_flags) -{ - - struct pcidev_info *pcidev_info = info->pdi_host_pcidev_info; - struct pcibus_info *pcibus_info = (struct pcibus_info *)pcidev_info-> - pdi_pcibus_info; - u8 internal_device = (PCI_SLOT(pcidev_info->pdi_host_pcidev_info-> - pdi_linux_pcidev->devfn)) - 1; - int ate_count; - int ate_index; - u64 ate_flags = flags | PCI32_ATE_V; - u64 ate; - u64 pci_addr; - u64 xio_addr; - u64 offset; - - /* PIC in PCI-X mode does not supports 32bit PageMap mode */ - if (IS_PIC_SOFT(pcibus_info) && IS_PCIX(pcibus_info)) { - return 0; - } - - /* Calculate the number of ATEs needed. */ - if (!(MINIMAL_ATE_FLAG(paddr, req_size))) { - ate_count = IOPG((IOPGSIZE - 1) /* worst case start offset */ - +req_size /* max mapping bytes */ - - 1) + 1; /* round UP */ - } else { /* assume requested target is page aligned */ - ate_count = IOPG(req_size /* max mapping bytes */ - - 1) + 1; /* round UP */ - } - - /* Get the number of ATEs required. */ - ate_index = pcibr_ate_alloc(pcibus_info, ate_count); - if (ate_index < 0) - return 0; - - /* In PCI-X mode, Prefetch not supported */ - if (IS_PCIX(pcibus_info)) - ate_flags &= ~(PCI32_ATE_PREF); - - if (SN_DMA_ADDRTYPE(dma_flags == SN_DMA_ADDR_PHYS)) - xio_addr = IS_PIC_SOFT(pcibus_info) ? PHYS_TO_DMA(paddr) : - PHYS_TO_TIODMA(paddr); - else - xio_addr = paddr; - - offset = IOPGOFF(xio_addr); - ate = ate_flags | (xio_addr - offset); - - /* If PIC, put the targetid in the ATE */ - if (IS_PIC_SOFT(pcibus_info)) { - ate |= (pcibus_info->pbi_hub_xid << PIC_ATE_TARGETID_SHFT); - } - - /* - * If we're mapping for MSI, set the MSI bit in the ATE. If it's a - * TIOCP based pci bus, we also need to set the PIO bit in the ATE. - */ - if (dma_flags & SN_DMA_MSI) { - ate |= PCI32_ATE_MSI; - if (IS_TIOCP_SOFT(pcibus_info)) - ate |= PCI32_ATE_PIO; - } - - ate_write(pcibus_info, ate_index, ate_count, ate); - - /* - * Set up the DMA mapped Address. - */ - pci_addr = PCI32_MAPPED_BASE + offset + IOPGSIZE * ate_index; - - /* - * If swap was set in device in pcibr_endian_set() - * we need to turn swapping on. - */ - if (pcibus_info->pbi_devreg[internal_device] & PCIBR_DEV_SWAP_DIR) - ATE_SWAP_ON(pci_addr); - - - return pci_addr; -} - -static dma_addr_t -pcibr_dmatrans_direct64(struct pcidev_info * info, u64 paddr, - u64 dma_attributes, int dma_flags) -{ - struct pcibus_info *pcibus_info = (struct pcibus_info *) - ((info->pdi_host_pcidev_info)->pdi_pcibus_info); - u64 pci_addr; - - /* Translate to Crosstalk View of Physical Address */ - if (SN_DMA_ADDRTYPE(dma_flags) == SN_DMA_ADDR_PHYS) - pci_addr = IS_PIC_SOFT(pcibus_info) ? - PHYS_TO_DMA(paddr) : - PHYS_TO_TIODMA(paddr); - else - pci_addr = paddr; - pci_addr |= dma_attributes; - - /* Handle Bus mode */ - if (IS_PCIX(pcibus_info)) - pci_addr &= ~PCI64_ATTR_PREF; - - /* Handle Bridge Chipset differences */ - if (IS_PIC_SOFT(pcibus_info)) { - pci_addr |= - ((u64) pcibus_info-> - pbi_hub_xid << PIC_PCI64_ATTR_TARG_SHFT); - } else - pci_addr |= (dma_flags & SN_DMA_MSI) ? - TIOCP_PCI64_CMDTYPE_MSI : - TIOCP_PCI64_CMDTYPE_MEM; - - /* If PCI mode, func zero uses VCHAN0, every other func uses VCHAN1 */ - if (!IS_PCIX(pcibus_info) && PCI_FUNC(info->pdi_linux_pcidev->devfn)) - pci_addr |= PCI64_ATTR_VIRTUAL; - - return pci_addr; -} - -static dma_addr_t -pcibr_dmatrans_direct32(struct pcidev_info * info, - u64 paddr, size_t req_size, u64 flags, int dma_flags) -{ - struct pcidev_info *pcidev_info = info->pdi_host_pcidev_info; - struct pcibus_info *pcibus_info = (struct pcibus_info *)pcidev_info-> - pdi_pcibus_info; - u64 xio_addr; - - u64 xio_base; - u64 offset; - u64 endoff; - - if (IS_PCIX(pcibus_info)) { - return 0; - } - - if (dma_flags & SN_DMA_MSI) - return 0; - - if (SN_DMA_ADDRTYPE(dma_flags) == SN_DMA_ADDR_PHYS) - xio_addr = IS_PIC_SOFT(pcibus_info) ? PHYS_TO_DMA(paddr) : - PHYS_TO_TIODMA(paddr); - else - xio_addr = paddr; - - xio_base = pcibus_info->pbi_dir_xbase; - offset = xio_addr - xio_base; - endoff = req_size + offset; - if ((req_size > (1ULL << 31)) || /* Too Big */ - (xio_addr < xio_base) || /* Out of range for mappings */ - (endoff > (1ULL << 31))) { /* Too Big */ - return 0; - } - - return PCI32_DIRECT_BASE | offset; -} - -/* - * Wrapper routine for freeing DMA maps - * DMA mappings for Direct 64 and 32 do not have any DMA maps. - */ -void -pcibr_dma_unmap(struct pci_dev *hwdev, dma_addr_t dma_handle, int direction) -{ - struct pcidev_info *pcidev_info = SN_PCIDEV_INFO(hwdev); - struct pcibus_info *pcibus_info = - (struct pcibus_info *)pcidev_info->pdi_pcibus_info; - - if (IS_PCI32_MAPPED(dma_handle)) { - int ate_index; - - ate_index = - IOPG((ATE_SWAP_OFF(dma_handle) - PCI32_MAPPED_BASE)); - pcibr_ate_free(pcibus_info, ate_index); - } -} - -/* - * On SN systems there is a race condition between a PIO read response and - * DMA's. In rare cases, the read response may beat the DMA, causing the - * driver to think that data in memory is complete and meaningful. This code - * eliminates that race. This routine is called by the PIO read routines - * after doing the read. For PIC this routine then forces a fake interrupt - * on another line, which is logically associated with the slot that the PIO - * is addressed to. It then spins while watching the memory location that - * the interrupt is targeted to. When the interrupt response arrives, we - * are sure that the DMA has landed in memory and it is safe for the driver - * to proceed. For TIOCP use the Device(x) Write Request Buffer Flush - * Bridge register since it ensures the data has entered the coherence domain, - * unlike the PIC Device(x) Write Request Buffer Flush register. - */ - -void sn_dma_flush(u64 addr) -{ - nasid_t nasid; - int is_tio; - int wid_num; - int i, j; - unsigned long flags; - u64 itte; - struct hubdev_info *hubinfo; - struct sn_flush_device_kernel *p; - struct sn_flush_device_common *common; - struct sn_flush_nasid_entry *flush_nasid_list; - - if (!sn_ioif_inited) - return; - - nasid = NASID_GET(addr); - if (-1 == nasid_to_cnodeid(nasid)) - return; - - hubinfo = (NODEPDA(nasid_to_cnodeid(nasid)))->pdinfo; - - BUG_ON(!hubinfo); - - flush_nasid_list = &hubinfo->hdi_flush_nasid_list; - if (flush_nasid_list->widget_p == NULL) - return; - - is_tio = (nasid & 1); - if (is_tio) { - int itte_index; - - if (TIO_HWIN(addr)) - itte_index = 0; - else if (TIO_BWIN_WINDOWNUM(addr)) - itte_index = TIO_BWIN_WINDOWNUM(addr); - else - itte_index = -1; - - if (itte_index >= 0) { - itte = flush_nasid_list->iio_itte[itte_index]; - if (! TIO_ITTE_VALID(itte)) - return; - wid_num = TIO_ITTE_WIDGET(itte); - } else - wid_num = TIO_SWIN_WIDGETNUM(addr); - } else { - if (BWIN_WINDOWNUM(addr)) { - itte = flush_nasid_list->iio_itte[BWIN_WINDOWNUM(addr)]; - wid_num = IIO_ITTE_WIDGET(itte); - } else - wid_num = SWIN_WIDGETNUM(addr); - } - if (flush_nasid_list->widget_p[wid_num] == NULL) - return; - p = &flush_nasid_list->widget_p[wid_num][0]; - - /* find a matching BAR */ - for (i = 0; i < DEV_PER_WIDGET; i++,p++) { - common = p->common; - for (j = 0; j < PCI_ROM_RESOURCE; j++) { - if (common->sfdl_bar_list[j].start == 0) - break; - if (addr >= common->sfdl_bar_list[j].start - && addr <= common->sfdl_bar_list[j].end) - break; - } - if (j < PCI_ROM_RESOURCE && common->sfdl_bar_list[j].start != 0) - break; - } - - /* if no matching BAR, return without doing anything. */ - if (i == DEV_PER_WIDGET) - return; - - /* - * For TIOCP use the Device(x) Write Request Buffer Flush Bridge - * register since it ensures the data has entered the coherence - * domain, unlike PIC. - */ - if (is_tio) { - /* - * Note: devices behind TIOCE should never be matched in the - * above code, and so the following code is PIC/CP centric. - * If CE ever needs the sn_dma_flush mechanism, we will have - * to account for that here and in tioce_bus_fixup(). - */ - u32 tio_id = HUB_L(TIO_IOSPACE_ADDR(nasid, TIO_NODE_ID)); - u32 revnum = XWIDGET_PART_REV_NUM(tio_id); - - /* TIOCP BRINGUP WAR (PV907516): Don't write buffer flush reg */ - if ((1 << XWIDGET_PART_REV_NUM_REV(revnum)) & PV907516) { - return; - } else { - pcireg_wrb_flush_get(common->sfdl_pcibus_info, - (common->sfdl_slot - 1)); - } - } else { - spin_lock_irqsave(&p->sfdl_flush_lock, flags); - *common->sfdl_flush_addr = 0; - - /* force an interrupt. */ - *(volatile u32 *)(common->sfdl_force_int_addr) = 1; - - /* wait for the interrupt to come back. */ - while (*(common->sfdl_flush_addr) != 0x10f) - cpu_relax(); - - /* okay, everything is synched up. */ - spin_unlock_irqrestore(&p->sfdl_flush_lock, flags); - } - return; -} - -/* - * DMA interfaces. Called from pci_dma.c routines. - */ - -dma_addr_t -pcibr_dma_map(struct pci_dev * hwdev, unsigned long phys_addr, size_t size, int dma_flags) -{ - dma_addr_t dma_handle; - struct pcidev_info *pcidev_info = SN_PCIDEV_INFO(hwdev); - - /* SN cannot support DMA addresses smaller than 32 bits. */ - if (hwdev->dma_mask < 0x7fffffff) { - return 0; - } - - if (hwdev->dma_mask == ~0UL) { - /* - * Handle the most common case: 64 bit cards. This - * call should always succeed. - */ - - dma_handle = pcibr_dmatrans_direct64(pcidev_info, phys_addr, - PCI64_ATTR_PREF, dma_flags); - } else { - /* Handle 32-63 bit cards via direct mapping */ - dma_handle = pcibr_dmatrans_direct32(pcidev_info, phys_addr, - size, 0, dma_flags); - if (!dma_handle) { - /* - * It is a 32 bit card and we cannot do direct mapping, - * so we use an ATE. - */ - - dma_handle = pcibr_dmamap_ate32(pcidev_info, phys_addr, - size, PCI32_ATE_PREF, - dma_flags); - } - } - - return dma_handle; -} - -dma_addr_t -pcibr_dma_map_consistent(struct pci_dev * hwdev, unsigned long phys_addr, - size_t size, int dma_flags) -{ - dma_addr_t dma_handle; - struct pcidev_info *pcidev_info = SN_PCIDEV_INFO(hwdev); - - if (hwdev->dev.coherent_dma_mask == ~0UL) { - dma_handle = pcibr_dmatrans_direct64(pcidev_info, phys_addr, - PCI64_ATTR_BAR, dma_flags); - } else { - dma_handle = (dma_addr_t) pcibr_dmamap_ate32(pcidev_info, - phys_addr, size, - PCI32_ATE_BAR, dma_flags); - } - - return dma_handle; -} - -EXPORT_SYMBOL(sn_dma_flush); diff --git a/arch/ia64/sn/pci/pcibr/pcibr_provider.c b/arch/ia64/sn/pci/pcibr/pcibr_provider.c deleted file mode 100644 index 7195df1da121..000000000000 --- a/arch/ia64/sn/pci/pcibr/pcibr_provider.c +++ /dev/null @@ -1,265 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2001-2004, 2006 Silicon Graphics, Inc. All rights reserved. - */ - -#include <linux/interrupt.h> -#include <linux/types.h> -#include <linux/slab.h> -#include <linux/pci.h> -#include <linux/export.h> -#include <asm/sn/addrs.h> -#include <asm/sn/geo.h> -#include <asm/sn/pcibr_provider.h> -#include <asm/sn/pcibus_provider_defs.h> -#include <asm/sn/pcidev.h> -#include <asm/sn/sn_sal.h> -#include <asm/sn/pic.h> -#include <asm/sn/sn2/sn_hwperf.h> -#include "xtalk/xwidgetdev.h" -#include "xtalk/hubdev.h" - -int -sal_pcibr_slot_enable(struct pcibus_info *soft, int device, void *resp, - char **ssdt) -{ - struct ia64_sal_retval ret_stuff; - u64 busnum; - u64 segment; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - - segment = soft->pbi_buscommon.bs_persist_segment; - busnum = soft->pbi_buscommon.bs_persist_busnum; - SAL_CALL_NOLOCK(ret_stuff, (u64) SN_SAL_IOIF_SLOT_ENABLE, segment, - busnum, (u64) device, (u64) resp, (u64)ia64_tpa(ssdt), - 0, 0); - - return (int)ret_stuff.v0; -} - -int -sal_pcibr_slot_disable(struct pcibus_info *soft, int device, int action, - void *resp) -{ - struct ia64_sal_retval ret_stuff; - u64 busnum; - u64 segment; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - - segment = soft->pbi_buscommon.bs_persist_segment; - busnum = soft->pbi_buscommon.bs_persist_busnum; - SAL_CALL_NOLOCK(ret_stuff, (u64) SN_SAL_IOIF_SLOT_DISABLE, - segment, busnum, (u64) device, (u64) action, - (u64) resp, 0, 0); - - return (int)ret_stuff.v0; -} - -static int sal_pcibr_error_interrupt(struct pcibus_info *soft) -{ - struct ia64_sal_retval ret_stuff; - u64 busnum; - int segment; - ret_stuff.status = 0; - ret_stuff.v0 = 0; - - segment = soft->pbi_buscommon.bs_persist_segment; - busnum = soft->pbi_buscommon.bs_persist_busnum; - SAL_CALL_NOLOCK(ret_stuff, - (u64) SN_SAL_IOIF_ERROR_INTERRUPT, - (u64) segment, (u64) busnum, 0, 0, 0, 0, 0); - - return (int)ret_stuff.v0; -} - -u16 sn_ioboard_to_pci_bus(struct pci_bus *pci_bus) -{ - long rc; - u16 uninitialized_var(ioboard); /* GCC be quiet */ - nasid_t nasid = NASID_GET(SN_PCIBUS_BUSSOFT(pci_bus)->bs_base); - - rc = ia64_sn_sysctl_ioboard_get(nasid, &ioboard); - if (rc) { - printk(KERN_WARNING "ia64_sn_sysctl_ioboard_get failed: %ld\n", - rc); - return 0; - } - - return ioboard; -} - -/* - * PCI Bridge Error interrupt handler. Gets invoked whenever a PCI - * bridge sends an error interrupt. - */ -static irqreturn_t -pcibr_error_intr_handler(int irq, void *arg) -{ - struct pcibus_info *soft = arg; - - if (sal_pcibr_error_interrupt(soft) < 0) - panic("pcibr_error_intr_handler(): Fatal Bridge Error"); - - return IRQ_HANDLED; -} - -void * -pcibr_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *controller) -{ - int nasid, cnode, j; - struct hubdev_info *hubdev_info; - struct pcibus_info *soft; - struct sn_flush_device_kernel *sn_flush_device_kernel; - struct sn_flush_device_common *common; - - if (! IS_PCI_BRIDGE_ASIC(prom_bussoft->bs_asic_type)) { - return NULL; - } - - /* - * Allocate kernel bus soft and copy from prom. - */ - - soft = kmemdup(prom_bussoft, sizeof(struct pcibus_info), GFP_KERNEL); - if (!soft) { - return NULL; - } - - soft->pbi_buscommon.bs_base = (unsigned long) - ioremap(REGION_OFFSET(soft->pbi_buscommon.bs_base), - sizeof(struct pic)); - - spin_lock_init(&soft->pbi_lock); - - /* - * register the bridge's error interrupt handler - */ - if (request_irq(SGI_PCIASIC_ERROR, pcibr_error_intr_handler, - IRQF_SHARED, "PCIBR error", (void *)(soft))) { - printk(KERN_WARNING - "pcibr cannot allocate interrupt for error handler\n"); - } - irq_set_handler(SGI_PCIASIC_ERROR, handle_level_irq); - sn_set_err_irq_affinity(SGI_PCIASIC_ERROR); - - /* - * Update the Bridge with the "kernel" pagesize - */ - if (PAGE_SIZE < 16384) { - pcireg_control_bit_clr(soft, PCIBR_CTRL_PAGE_SIZE); - } else { - pcireg_control_bit_set(soft, PCIBR_CTRL_PAGE_SIZE); - } - - nasid = NASID_GET(soft->pbi_buscommon.bs_base); - cnode = nasid_to_cnodeid(nasid); - hubdev_info = (struct hubdev_info *)(NODEPDA(cnode)->pdinfo); - - if (hubdev_info->hdi_flush_nasid_list.widget_p) { - sn_flush_device_kernel = hubdev_info->hdi_flush_nasid_list. - widget_p[(int)soft->pbi_buscommon.bs_xid]; - if (sn_flush_device_kernel) { - for (j = 0; j < DEV_PER_WIDGET; - j++, sn_flush_device_kernel++) { - common = sn_flush_device_kernel->common; - if (common->sfdl_slot == -1) - continue; - if ((common->sfdl_persistent_segment == - soft->pbi_buscommon.bs_persist_segment) && - (common->sfdl_persistent_busnum == - soft->pbi_buscommon.bs_persist_busnum)) - common->sfdl_pcibus_info = - soft; - } - } - } - - /* Setup the PMU ATE map */ - soft->pbi_int_ate_resource.lowest_free_index = 0; - soft->pbi_int_ate_resource.ate = - kcalloc(soft->pbi_int_ate_size, sizeof(u64), GFP_KERNEL); - - if (!soft->pbi_int_ate_resource.ate) { - kfree(soft); - return NULL; - } - - return soft; -} - -void pcibr_force_interrupt(struct sn_irq_info *sn_irq_info) -{ - struct pcidev_info *pcidev_info; - struct pcibus_info *pcibus_info; - int bit = sn_irq_info->irq_int_bit; - - if (! sn_irq_info->irq_bridge) - return; - - pcidev_info = (struct pcidev_info *)sn_irq_info->irq_pciioinfo; - if (pcidev_info) { - pcibus_info = - (struct pcibus_info *)pcidev_info->pdi_host_pcidev_info-> - pdi_pcibus_info; - pcireg_force_intr_set(pcibus_info, bit); - } -} - -void pcibr_target_interrupt(struct sn_irq_info *sn_irq_info) -{ - struct pcidev_info *pcidev_info; - struct pcibus_info *pcibus_info; - int bit = sn_irq_info->irq_int_bit; - u64 xtalk_addr = sn_irq_info->irq_xtalkaddr; - - pcidev_info = (struct pcidev_info *)sn_irq_info->irq_pciioinfo; - if (pcidev_info) { - pcibus_info = - (struct pcibus_info *)pcidev_info->pdi_host_pcidev_info-> - pdi_pcibus_info; - - /* Disable the device's IRQ */ - pcireg_intr_enable_bit_clr(pcibus_info, (1 << bit)); - - /* Change the device's IRQ */ - pcireg_intr_addr_addr_set(pcibus_info, bit, xtalk_addr); - - /* Re-enable the device's IRQ */ - pcireg_intr_enable_bit_set(pcibus_info, (1 << bit)); - - pcibr_force_interrupt(sn_irq_info); - } -} - -/* - * Provider entries for PIC/CP - */ - -struct sn_pcibus_provider pcibr_provider = { - .dma_map = pcibr_dma_map, - .dma_map_consistent = pcibr_dma_map_consistent, - .dma_unmap = pcibr_dma_unmap, - .bus_fixup = pcibr_bus_fixup, - .force_interrupt = pcibr_force_interrupt, - .target_interrupt = pcibr_target_interrupt -}; - -int -pcibr_init_provider(void) -{ - sn_pci_provider[PCIIO_ASIC_TYPE_PIC] = &pcibr_provider; - sn_pci_provider[PCIIO_ASIC_TYPE_TIOCP] = &pcibr_provider; - - return 0; -} - -EXPORT_SYMBOL_GPL(sal_pcibr_slot_enable); -EXPORT_SYMBOL_GPL(sal_pcibr_slot_disable); -EXPORT_SYMBOL_GPL(sn_ioboard_to_pci_bus); diff --git a/arch/ia64/sn/pci/pcibr/pcibr_reg.c b/arch/ia64/sn/pci/pcibr/pcibr_reg.c deleted file mode 100644 index 8b8bbd51d433..000000000000 --- a/arch/ia64/sn/pci/pcibr/pcibr_reg.c +++ /dev/null @@ -1,285 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2004 Silicon Graphics, Inc. All rights reserved. - */ - -#include <linux/interrupt.h> -#include <linux/types.h> -#include <asm/sn/io.h> -#include <asm/sn/pcibr_provider.h> -#include <asm/sn/pcibus_provider_defs.h> -#include <asm/sn/pcidev.h> -#include <asm/sn/pic.h> -#include <asm/sn/tiocp.h> - -union br_ptr { - struct tiocp tio; - struct pic pic; -}; - -/* - * Control Register Access -- Read/Write 0000_0020 - */ -void pcireg_control_bit_clr(struct pcibus_info *pcibus_info, u64 bits) -{ - union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base; - - if (pcibus_info) { - switch (pcibus_info->pbi_bridge_type) { - case PCIBR_BRIDGETYPE_TIOCP: - __sn_clrq_relaxed(&ptr->tio.cp_control, bits); - break; - case PCIBR_BRIDGETYPE_PIC: - __sn_clrq_relaxed(&ptr->pic.p_wid_control, bits); - break; - default: - panic - ("pcireg_control_bit_clr: unknown bridgetype bridge 0x%p", - ptr); - } - } -} - -void pcireg_control_bit_set(struct pcibus_info *pcibus_info, u64 bits) -{ - union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base; - - if (pcibus_info) { - switch (pcibus_info->pbi_bridge_type) { - case PCIBR_BRIDGETYPE_TIOCP: - __sn_setq_relaxed(&ptr->tio.cp_control, bits); - break; - case PCIBR_BRIDGETYPE_PIC: - __sn_setq_relaxed(&ptr->pic.p_wid_control, bits); - break; - default: - panic - ("pcireg_control_bit_set: unknown bridgetype bridge 0x%p", - ptr); - } - } -} - -/* - * PCI/PCIX Target Flush Register Access -- Read Only 0000_0050 - */ -u64 pcireg_tflush_get(struct pcibus_info *pcibus_info) -{ - union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base; - u64 ret = 0; - - if (pcibus_info) { - switch (pcibus_info->pbi_bridge_type) { - case PCIBR_BRIDGETYPE_TIOCP: - ret = __sn_readq_relaxed(&ptr->tio.cp_tflush); - break; - case PCIBR_BRIDGETYPE_PIC: - ret = __sn_readq_relaxed(&ptr->pic.p_wid_tflush); - break; - default: - panic - ("pcireg_tflush_get: unknown bridgetype bridge 0x%p", - ptr); - } - } - - /* Read of the Target Flush should always return zero */ - if (ret != 0) - panic("pcireg_tflush_get:Target Flush failed\n"); - - return ret; -} - -/* - * Interrupt Status Register Access -- Read Only 0000_0100 - */ -u64 pcireg_intr_status_get(struct pcibus_info * pcibus_info) -{ - union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base; - u64 ret = 0; - - if (pcibus_info) { - switch (pcibus_info->pbi_bridge_type) { - case PCIBR_BRIDGETYPE_TIOCP: - ret = __sn_readq_relaxed(&ptr->tio.cp_int_status); - break; - case PCIBR_BRIDGETYPE_PIC: - ret = __sn_readq_relaxed(&ptr->pic.p_int_status); - break; - default: - panic - ("pcireg_intr_status_get: unknown bridgetype bridge 0x%p", - ptr); - } - } - return ret; -} - -/* - * Interrupt Enable Register Access -- Read/Write 0000_0108 - */ -void pcireg_intr_enable_bit_clr(struct pcibus_info *pcibus_info, u64 bits) -{ - union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base; - - if (pcibus_info) { - switch (pcibus_info->pbi_bridge_type) { - case PCIBR_BRIDGETYPE_TIOCP: - __sn_clrq_relaxed(&ptr->tio.cp_int_enable, bits); - break; - case PCIBR_BRIDGETYPE_PIC: - __sn_clrq_relaxed(&ptr->pic.p_int_enable, bits); - break; - default: - panic - ("pcireg_intr_enable_bit_clr: unknown bridgetype bridge 0x%p", - ptr); - } - } -} - -void pcireg_intr_enable_bit_set(struct pcibus_info *pcibus_info, u64 bits) -{ - union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base; - - if (pcibus_info) { - switch (pcibus_info->pbi_bridge_type) { - case PCIBR_BRIDGETYPE_TIOCP: - __sn_setq_relaxed(&ptr->tio.cp_int_enable, bits); - break; - case PCIBR_BRIDGETYPE_PIC: - __sn_setq_relaxed(&ptr->pic.p_int_enable, bits); - break; - default: - panic - ("pcireg_intr_enable_bit_set: unknown bridgetype bridge 0x%p", - ptr); - } - } -} - -/* - * Intr Host Address Register (int_addr) -- Read/Write 0000_0130 - 0000_0168 - */ -void pcireg_intr_addr_addr_set(struct pcibus_info *pcibus_info, int int_n, - u64 addr) -{ - union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base; - - if (pcibus_info) { - switch (pcibus_info->pbi_bridge_type) { - case PCIBR_BRIDGETYPE_TIOCP: - __sn_clrq_relaxed(&ptr->tio.cp_int_addr[int_n], - TIOCP_HOST_INTR_ADDR); - __sn_setq_relaxed(&ptr->tio.cp_int_addr[int_n], - (addr & TIOCP_HOST_INTR_ADDR)); - break; - case PCIBR_BRIDGETYPE_PIC: - __sn_clrq_relaxed(&ptr->pic.p_int_addr[int_n], - PIC_HOST_INTR_ADDR); - __sn_setq_relaxed(&ptr->pic.p_int_addr[int_n], - (addr & PIC_HOST_INTR_ADDR)); - break; - default: - panic - ("pcireg_intr_addr_addr_get: unknown bridgetype bridge 0x%p", - ptr); - } - } -} - -/* - * Force Interrupt Register Access -- Write Only 0000_01C0 - 0000_01F8 - */ -void pcireg_force_intr_set(struct pcibus_info *pcibus_info, int int_n) -{ - union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base; - - if (pcibus_info) { - switch (pcibus_info->pbi_bridge_type) { - case PCIBR_BRIDGETYPE_TIOCP: - writeq(1, &ptr->tio.cp_force_pin[int_n]); - break; - case PCIBR_BRIDGETYPE_PIC: - writeq(1, &ptr->pic.p_force_pin[int_n]); - break; - default: - panic - ("pcireg_force_intr_set: unknown bridgetype bridge 0x%p", - ptr); - } - } -} - -/* - * Device(x) Write Buffer Flush Reg Access -- Read Only 0000_0240 - 0000_0258 - */ -u64 pcireg_wrb_flush_get(struct pcibus_info *pcibus_info, int device) -{ - union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base; - u64 ret = 0; - - if (pcibus_info) { - switch (pcibus_info->pbi_bridge_type) { - case PCIBR_BRIDGETYPE_TIOCP: - ret = - __sn_readq_relaxed(&ptr->tio.cp_wr_req_buf[device]); - break; - case PCIBR_BRIDGETYPE_PIC: - ret = - __sn_readq_relaxed(&ptr->pic.p_wr_req_buf[device]); - break; - default: - panic("pcireg_wrb_flush_get: unknown bridgetype bridge 0x%p", ptr); - } - - } - /* Read of the Write Buffer Flush should always return zero */ - return ret; -} - -void pcireg_int_ate_set(struct pcibus_info *pcibus_info, int ate_index, - u64 val) -{ - union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base; - - if (pcibus_info) { - switch (pcibus_info->pbi_bridge_type) { - case PCIBR_BRIDGETYPE_TIOCP: - writeq(val, &ptr->tio.cp_int_ate_ram[ate_index]); - break; - case PCIBR_BRIDGETYPE_PIC: - writeq(val, &ptr->pic.p_int_ate_ram[ate_index]); - break; - default: - panic - ("pcireg_int_ate_set: unknown bridgetype bridge 0x%p", - ptr); - } - } -} - -u64 __iomem *pcireg_int_ate_addr(struct pcibus_info *pcibus_info, int ate_index) -{ - union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base; - u64 __iomem *ret = NULL; - - if (pcibus_info) { - switch (pcibus_info->pbi_bridge_type) { - case PCIBR_BRIDGETYPE_TIOCP: - ret = &ptr->tio.cp_int_ate_ram[ate_index]; - break; - case PCIBR_BRIDGETYPE_PIC: - ret = &ptr->pic.p_int_ate_ram[ate_index]; - break; - default: - panic - ("pcireg_int_ate_addr: unknown bridgetype bridge 0x%p", - ptr); - } - } - return ret; -} diff --git a/arch/ia64/sn/pci/tioca_provider.c b/arch/ia64/sn/pci/tioca_provider.c deleted file mode 100644 index a70b11fd57d6..000000000000 --- a/arch/ia64/sn/pci/tioca_provider.c +++ /dev/null @@ -1,677 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2003-2005 Silicon Graphics, Inc. All Rights Reserved. - */ - -#include <linux/types.h> -#include <linux/interrupt.h> -#include <linux/pci.h> -#include <linux/bitmap.h> -#include <linux/slab.h> -#include <linux/export.h> -#include <asm/sn/sn_sal.h> -#include <asm/sn/addrs.h> -#include <asm/sn/io.h> -#include <asm/sn/pcidev.h> -#include <asm/sn/pcibus_provider_defs.h> -#include <asm/sn/tioca_provider.h> - -u32 tioca_gart_found; -EXPORT_SYMBOL(tioca_gart_found); /* used by agp-sgi */ - -LIST_HEAD(tioca_list); -EXPORT_SYMBOL(tioca_list); /* used by agp-sgi */ - -static int tioca_gart_init(struct tioca_kernel *); - -/** - * tioca_gart_init - Initialize SGI TIOCA GART - * @tioca_common: ptr to common prom/kernel struct identifying the - * - * If the indicated tioca has devices present, initialize its associated - * GART MMR's and kernel memory. - */ -static int -tioca_gart_init(struct tioca_kernel *tioca_kern) -{ - u64 ap_reg; - u64 offset; - struct page *tmp; - struct tioca_common *tioca_common; - struct tioca __iomem *ca_base; - - tioca_common = tioca_kern->ca_common; - ca_base = (struct tioca __iomem *)tioca_common->ca_common.bs_base; - - if (list_empty(tioca_kern->ca_devices)) - return 0; - - ap_reg = 0; - - /* - * Validate aperature size - */ - - switch (CA_APERATURE_SIZE >> 20) { - case 4: - ap_reg |= (0x3ff << CA_GART_AP_SIZE_SHFT); /* 4MB */ - break; - case 8: - ap_reg |= (0x3fe << CA_GART_AP_SIZE_SHFT); /* 8MB */ - break; - case 16: - ap_reg |= (0x3fc << CA_GART_AP_SIZE_SHFT); /* 16MB */ - break; - case 32: - ap_reg |= (0x3f8 << CA_GART_AP_SIZE_SHFT); /* 32 MB */ - break; - case 64: - ap_reg |= (0x3f0 << CA_GART_AP_SIZE_SHFT); /* 64 MB */ - break; - case 128: - ap_reg |= (0x3e0 << CA_GART_AP_SIZE_SHFT); /* 128 MB */ - break; - case 256: - ap_reg |= (0x3c0 << CA_GART_AP_SIZE_SHFT); /* 256 MB */ - break; - case 512: - ap_reg |= (0x380 << CA_GART_AP_SIZE_SHFT); /* 512 MB */ - break; - case 1024: - ap_reg |= (0x300 << CA_GART_AP_SIZE_SHFT); /* 1GB */ - break; - case 2048: - ap_reg |= (0x200 << CA_GART_AP_SIZE_SHFT); /* 2GB */ - break; - case 4096: - ap_reg |= (0x000 << CA_GART_AP_SIZE_SHFT); /* 4 GB */ - break; - default: - printk(KERN_ERR "%s: Invalid CA_APERATURE_SIZE " - "0x%lx\n", __func__, (ulong) CA_APERATURE_SIZE); - return -1; - } - - /* - * Set up other aperature parameters - */ - - if (PAGE_SIZE >= 16384) { - tioca_kern->ca_ap_pagesize = 16384; - ap_reg |= CA_GART_PAGE_SIZE; - } else { - tioca_kern->ca_ap_pagesize = 4096; - } - - tioca_kern->ca_ap_size = CA_APERATURE_SIZE; - tioca_kern->ca_ap_bus_base = CA_APERATURE_BASE; - tioca_kern->ca_gart_entries = - tioca_kern->ca_ap_size / tioca_kern->ca_ap_pagesize; - - ap_reg |= (CA_GART_AP_ENB_AGP | CA_GART_AP_ENB_PCI); - ap_reg |= tioca_kern->ca_ap_bus_base; - - /* - * Allocate and set up the GART - */ - - tioca_kern->ca_gart_size = tioca_kern->ca_gart_entries * sizeof(u64); - tmp = - alloc_pages_node(tioca_kern->ca_closest_node, - GFP_KERNEL | __GFP_ZERO, - get_order(tioca_kern->ca_gart_size)); - - if (!tmp) { - printk(KERN_ERR "%s: Could not allocate " - "%llu bytes (order %d) for GART\n", - __func__, - tioca_kern->ca_gart_size, - get_order(tioca_kern->ca_gart_size)); - return -ENOMEM; - } - - tioca_kern->ca_gart = page_address(tmp); - tioca_kern->ca_gart_coretalk_addr = - PHYS_TO_TIODMA(virt_to_phys(tioca_kern->ca_gart)); - - /* - * Compute PCI/AGP convenience fields - */ - - offset = CA_PCI32_MAPPED_BASE - CA_APERATURE_BASE; - tioca_kern->ca_pciap_base = CA_PCI32_MAPPED_BASE; - tioca_kern->ca_pciap_size = CA_PCI32_MAPPED_SIZE; - tioca_kern->ca_pcigart_start = offset / tioca_kern->ca_ap_pagesize; - tioca_kern->ca_pcigart_base = - tioca_kern->ca_gart_coretalk_addr + offset; - tioca_kern->ca_pcigart = - &tioca_kern->ca_gart[tioca_kern->ca_pcigart_start]; - tioca_kern->ca_pcigart_entries = - tioca_kern->ca_pciap_size / tioca_kern->ca_ap_pagesize; - tioca_kern->ca_pcigart_pagemap = - kzalloc(tioca_kern->ca_pcigart_entries / 8, GFP_KERNEL); - if (!tioca_kern->ca_pcigart_pagemap) { - free_pages((unsigned long)tioca_kern->ca_gart, - get_order(tioca_kern->ca_gart_size)); - return -1; - } - - offset = CA_AGP_MAPPED_BASE - CA_APERATURE_BASE; - tioca_kern->ca_gfxap_base = CA_AGP_MAPPED_BASE; - tioca_kern->ca_gfxap_size = CA_AGP_MAPPED_SIZE; - tioca_kern->ca_gfxgart_start = offset / tioca_kern->ca_ap_pagesize; - tioca_kern->ca_gfxgart_base = - tioca_kern->ca_gart_coretalk_addr + offset; - tioca_kern->ca_gfxgart = - &tioca_kern->ca_gart[tioca_kern->ca_gfxgart_start]; - tioca_kern->ca_gfxgart_entries = - tioca_kern->ca_gfxap_size / tioca_kern->ca_ap_pagesize; - - /* - * various control settings: - * use agp op-combining - * use GET semantics to fetch memory - * participate in coherency domain - * DISABLE GART PREFETCHING due to hw bug tracked in SGI PV930029 - */ - - __sn_setq_relaxed(&ca_base->ca_control1, - CA_AGPDMA_OP_ENB_COMBDELAY); /* PV895469 ? */ - __sn_clrq_relaxed(&ca_base->ca_control2, CA_GART_MEM_PARAM); - __sn_setq_relaxed(&ca_base->ca_control2, - (0x2ull << CA_GART_MEM_PARAM_SHFT)); - tioca_kern->ca_gart_iscoherent = 1; - __sn_clrq_relaxed(&ca_base->ca_control2, - (CA_GART_WR_PREFETCH_ENB | CA_GART_RD_PREFETCH_ENB)); - - /* - * Unmask GART fetch error interrupts. Clear residual errors first. - */ - - writeq(CA_GART_FETCH_ERR, &ca_base->ca_int_status_alias); - writeq(CA_GART_FETCH_ERR, &ca_base->ca_mult_error_alias); - __sn_clrq_relaxed(&ca_base->ca_int_mask, CA_GART_FETCH_ERR); - - /* - * Program the aperature and gart registers in TIOCA - */ - - writeq(ap_reg, &ca_base->ca_gart_aperature); - writeq(tioca_kern->ca_gart_coretalk_addr|1, &ca_base->ca_gart_ptr_table); - - return 0; -} - -/** - * tioca_fastwrite_enable - enable AGP FW for a tioca and its functions - * @tioca_kernel: structure representing the CA - * - * Given a CA, scan all attached functions making sure they all support - * FastWrite. If so, enable FastWrite for all functions and the CA itself. - */ - -void -tioca_fastwrite_enable(struct tioca_kernel *tioca_kern) -{ - int cap_ptr; - u32 reg; - struct tioca __iomem *tioca_base; - struct pci_dev *pdev; - struct tioca_common *common; - - common = tioca_kern->ca_common; - - /* - * Scan all vga controllers on this bus making sure they all - * support FW. If not, return. - */ - - list_for_each_entry(pdev, tioca_kern->ca_devices, bus_list) { - if (pdev->class != (PCI_CLASS_DISPLAY_VGA << 8)) - continue; - - cap_ptr = pci_find_capability(pdev, PCI_CAP_ID_AGP); - if (!cap_ptr) - return; /* no AGP CAP means no FW */ - - pci_read_config_dword(pdev, cap_ptr + PCI_AGP_STATUS, ®); - if (!(reg & PCI_AGP_STATUS_FW)) - return; /* function doesn't support FW */ - } - - /* - * Set fw for all vga fn's - */ - - list_for_each_entry(pdev, tioca_kern->ca_devices, bus_list) { - if (pdev->class != (PCI_CLASS_DISPLAY_VGA << 8)) - continue; - - cap_ptr = pci_find_capability(pdev, PCI_CAP_ID_AGP); - pci_read_config_dword(pdev, cap_ptr + PCI_AGP_COMMAND, ®); - reg |= PCI_AGP_COMMAND_FW; - pci_write_config_dword(pdev, cap_ptr + PCI_AGP_COMMAND, reg); - } - - /* - * Set ca's fw to match - */ - - tioca_base = (struct tioca __iomem*)common->ca_common.bs_base; - __sn_setq_relaxed(&tioca_base->ca_control1, CA_AGP_FW_ENABLE); -} - -EXPORT_SYMBOL(tioca_fastwrite_enable); /* used by agp-sgi */ - -/** - * tioca_dma_d64 - create a DMA mapping using 64-bit direct mode - * @paddr: system physical address - * - * Map @paddr into 64-bit CA bus space. No device context is necessary. - * Bits 53:0 come from the coretalk address. We just need to mask in the - * following optional bits of the 64-bit pci address: - * - * 63:60 - Coretalk Packet Type - 0x1 for Mem Get/Put (coherent) - * 0x2 for PIO (non-coherent) - * We will always use 0x1 - * 55:55 - Swap bytes Currently unused - */ -static u64 -tioca_dma_d64(unsigned long paddr) -{ - dma_addr_t bus_addr; - - bus_addr = PHYS_TO_TIODMA(paddr); - - BUG_ON(!bus_addr); - BUG_ON(bus_addr >> 54); - - /* Set upper nibble to Cache Coherent Memory op */ - bus_addr |= (1UL << 60); - - return bus_addr; -} - -/** - * tioca_dma_d48 - create a DMA mapping using 48-bit direct mode - * @pdev: linux pci_dev representing the function - * @paddr: system physical address - * - * Map @paddr into 64-bit bus space of the CA associated with @pcidev_info. - * - * The CA agp 48 bit direct address falls out as follows: - * - * When direct mapping AGP addresses, the 48 bit AGP address is - * constructed as follows: - * - * [47:40] - Low 8 bits of the page Node ID extracted from coretalk - * address [47:40]. The upper 8 node bits are fixed - * and come from the xxx register bits [5:0] - * [39:38] - Chiplet ID extracted from coretalk address [39:38] - * [37:00] - node offset extracted from coretalk address [37:00] - * - * Since the node id in general will be non-zero, and the chiplet id - * will always be non-zero, it follows that the device must support - * a dma mask of at least 0xffffffffff (40 bits) to target node 0 - * and in general should be 0xffffffffffff (48 bits) to target nodes - * up to 255. Nodes above 255 need the support of the xxx register, - * and so a given CA can only directly target nodes in the range - * xxx - xxx+255. - */ -static u64 -tioca_dma_d48(struct pci_dev *pdev, u64 paddr) -{ - struct tioca_common *tioca_common; - struct tioca __iomem *ca_base; - u64 ct_addr; - dma_addr_t bus_addr; - u32 node_upper; - u64 agp_dma_extn; - struct pcidev_info *pcidev_info = SN_PCIDEV_INFO(pdev); - - tioca_common = (struct tioca_common *)pcidev_info->pdi_pcibus_info; - ca_base = (struct tioca __iomem *)tioca_common->ca_common.bs_base; - - ct_addr = PHYS_TO_TIODMA(paddr); - if (!ct_addr) - return 0; - - bus_addr = (dma_addr_t) (ct_addr & 0xffffffffffffUL); - node_upper = ct_addr >> 48; - - if (node_upper > 64) { - printk(KERN_ERR "%s: coretalk addr 0x%p node id out " - "of range\n", __func__, (void *)ct_addr); - return 0; - } - - agp_dma_extn = __sn_readq_relaxed(&ca_base->ca_agp_dma_addr_extn); - if (node_upper != (agp_dma_extn >> CA_AGP_DMA_NODE_ID_SHFT)) { - printk(KERN_ERR "%s: coretalk upper node (%u) " - "mismatch with ca_agp_dma_addr_extn (%llu)\n", - __func__, - node_upper, (agp_dma_extn >> CA_AGP_DMA_NODE_ID_SHFT)); - return 0; - } - - return bus_addr; -} - -/** - * tioca_dma_mapped - create a DMA mapping using a CA GART - * @pdev: linux pci_dev representing the function - * @paddr: host physical address to map - * @req_size: len (bytes) to map - * - * Map @paddr into CA address space using the GART mechanism. The mapped - * dma_addr_t is guaranteed to be contiguous in CA bus space. - */ -static dma_addr_t -tioca_dma_mapped(struct pci_dev *pdev, unsigned long paddr, size_t req_size) -{ - int ps, ps_shift, entry, entries, mapsize; - u64 xio_addr, end_xio_addr; - struct tioca_common *tioca_common; - struct tioca_kernel *tioca_kern; - dma_addr_t bus_addr = 0; - struct tioca_dmamap *ca_dmamap; - void *map; - unsigned long flags; - struct pcidev_info *pcidev_info = SN_PCIDEV_INFO(pdev); - - tioca_common = (struct tioca_common *)pcidev_info->pdi_pcibus_info; - tioca_kern = (struct tioca_kernel *)tioca_common->ca_kernel_private; - - xio_addr = PHYS_TO_TIODMA(paddr); - if (!xio_addr) - return 0; - - spin_lock_irqsave(&tioca_kern->ca_lock, flags); - - /* - * allocate a map struct - */ - - ca_dmamap = kzalloc(sizeof(struct tioca_dmamap), GFP_ATOMIC); - if (!ca_dmamap) - goto map_return; - - /* - * Locate free entries that can hold req_size. Account for - * unaligned start/length when allocating. - */ - - ps = tioca_kern->ca_ap_pagesize; /* will be power of 2 */ - ps_shift = ffs(ps) - 1; - end_xio_addr = xio_addr + req_size - 1; - - entries = (end_xio_addr >> ps_shift) - (xio_addr >> ps_shift) + 1; - - map = tioca_kern->ca_pcigart_pagemap; - mapsize = tioca_kern->ca_pcigart_entries; - - entry = bitmap_find_next_zero_area(map, mapsize, 0, entries, 0); - if (entry >= mapsize) { - kfree(ca_dmamap); - goto map_return; - } - - bitmap_set(map, entry, entries); - - bus_addr = tioca_kern->ca_pciap_base + (entry * ps); - - ca_dmamap->cad_dma_addr = bus_addr; - ca_dmamap->cad_gart_size = entries; - ca_dmamap->cad_gart_entry = entry; - list_add(&ca_dmamap->cad_list, &tioca_kern->ca_dmamaps); - - if (xio_addr % ps) { - tioca_kern->ca_pcigart[entry] = tioca_paddr_to_gart(xio_addr); - bus_addr += xio_addr & (ps - 1); - xio_addr &= ~(ps - 1); - xio_addr += ps; - entry++; - } - - while (xio_addr < end_xio_addr) { - tioca_kern->ca_pcigart[entry] = tioca_paddr_to_gart(xio_addr); - xio_addr += ps; - entry++; - } - - tioca_tlbflush(tioca_kern); - -map_return: - spin_unlock_irqrestore(&tioca_kern->ca_lock, flags); - return bus_addr; -} - -/** - * tioca_dma_unmap - release CA mapping resources - * @pdev: linux pci_dev representing the function - * @bus_addr: bus address returned by an earlier tioca_dma_map - * @dir: mapping direction (unused) - * - * Locate mapping resources associated with @bus_addr and release them. - * For mappings created using the direct modes (64 or 48) there are no - * resources to release. - */ -static void -tioca_dma_unmap(struct pci_dev *pdev, dma_addr_t bus_addr, int dir) -{ - int i, entry; - struct tioca_common *tioca_common; - struct tioca_kernel *tioca_kern; - struct tioca_dmamap *map; - struct pcidev_info *pcidev_info = SN_PCIDEV_INFO(pdev); - unsigned long flags; - - tioca_common = (struct tioca_common *)pcidev_info->pdi_pcibus_info; - tioca_kern = (struct tioca_kernel *)tioca_common->ca_kernel_private; - - /* return straight away if this isn't be a mapped address */ - - if (bus_addr < tioca_kern->ca_pciap_base || - bus_addr >= (tioca_kern->ca_pciap_base + tioca_kern->ca_pciap_size)) - return; - - spin_lock_irqsave(&tioca_kern->ca_lock, flags); - - list_for_each_entry(map, &tioca_kern->ca_dmamaps, cad_list) - if (map->cad_dma_addr == bus_addr) - break; - - BUG_ON(map == NULL); - - entry = map->cad_gart_entry; - - for (i = 0; i < map->cad_gart_size; i++, entry++) { - clear_bit(entry, tioca_kern->ca_pcigart_pagemap); - tioca_kern->ca_pcigart[entry] = 0; - } - tioca_tlbflush(tioca_kern); - - list_del(&map->cad_list); - spin_unlock_irqrestore(&tioca_kern->ca_lock, flags); - kfree(map); -} - -/** - * tioca_dma_map - map pages for PCI DMA - * @pdev: linux pci_dev representing the function - * @paddr: host physical address to map - * @byte_count: bytes to map - * - * This is the main wrapper for mapping host physical pages to CA PCI space. - * The mapping mode used is based on the devices dma_mask. As a last resort - * use the GART mapped mode. - */ -static u64 -tioca_dma_map(struct pci_dev *pdev, unsigned long paddr, size_t byte_count, int dma_flags) -{ - u64 mapaddr; - - /* - * Not supported for now ... - */ - if (dma_flags & SN_DMA_MSI) - return 0; - - /* - * If card is 64 or 48 bit addressable, use a direct mapping. 32 - * bit direct is so restrictive w.r.t. where the memory resides that - * we don't use it even though CA has some support. - */ - - if (pdev->dma_mask == ~0UL) - mapaddr = tioca_dma_d64(paddr); - else if (pdev->dma_mask == 0xffffffffffffUL) - mapaddr = tioca_dma_d48(pdev, paddr); - else - mapaddr = 0; - - /* Last resort ... use PCI portion of CA GART */ - - if (mapaddr == 0) - mapaddr = tioca_dma_mapped(pdev, paddr, byte_count); - - return mapaddr; -} - -/** - * tioca_error_intr_handler - SGI TIO CA error interrupt handler - * @irq: unused - * @arg: pointer to tioca_common struct for the given CA - * - * Handle a CA error interrupt. Simply a wrapper around a SAL call which - * defers processing to the SGI prom. - */ -static irqreturn_t -tioca_error_intr_handler(int irq, void *arg) -{ - struct tioca_common *soft = arg; - struct ia64_sal_retval ret_stuff; - u64 segment; - u64 busnum; - ret_stuff.status = 0; - ret_stuff.v0 = 0; - - segment = soft->ca_common.bs_persist_segment; - busnum = soft->ca_common.bs_persist_busnum; - - SAL_CALL_NOLOCK(ret_stuff, - (u64) SN_SAL_IOIF_ERROR_INTERRUPT, - segment, busnum, 0, 0, 0, 0, 0); - - return IRQ_HANDLED; -} - -/** - * tioca_bus_fixup - perform final PCI fixup for a TIO CA bus - * @prom_bussoft: Common prom/kernel struct representing the bus - * - * Replicates the tioca_common pointed to by @prom_bussoft in kernel - * space. Allocates and initializes a kernel-only area for a given CA, - * and sets up an irq for handling CA error interrupts. - * - * On successful setup, returns the kernel version of tioca_common back to - * the caller. - */ -static void * -tioca_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *controller) -{ - struct tioca_common *tioca_common; - struct tioca_kernel *tioca_kern; - struct pci_bus *bus; - - /* sanity check prom rev */ - - if (is_shub1() && sn_sal_rev() < 0x0406) { - printk - (KERN_ERR "%s: SGI prom rev 4.06 or greater required " - "for tioca support\n", __func__); - return NULL; - } - - /* - * Allocate kernel bus soft and copy from prom. - */ - - tioca_common = kmemdup(prom_bussoft, sizeof(struct tioca_common), - GFP_KERNEL); - if (!tioca_common) - return NULL; - - tioca_common->ca_common.bs_base = (unsigned long) - ioremap(REGION_OFFSET(tioca_common->ca_common.bs_base), - sizeof(struct tioca_common)); - - /* init kernel-private area */ - - tioca_kern = kzalloc(sizeof(struct tioca_kernel), GFP_KERNEL); - if (!tioca_kern) { - kfree(tioca_common); - return NULL; - } - - tioca_kern->ca_common = tioca_common; - spin_lock_init(&tioca_kern->ca_lock); - INIT_LIST_HEAD(&tioca_kern->ca_dmamaps); - tioca_kern->ca_closest_node = - nasid_to_cnodeid(tioca_common->ca_closest_nasid); - tioca_common->ca_kernel_private = (u64) tioca_kern; - - bus = pci_find_bus(tioca_common->ca_common.bs_persist_segment, - tioca_common->ca_common.bs_persist_busnum); - BUG_ON(!bus); - tioca_kern->ca_devices = &bus->devices; - - /* init GART */ - - if (tioca_gart_init(tioca_kern) < 0) { - kfree(tioca_kern); - kfree(tioca_common); - return NULL; - } - - tioca_gart_found++; - list_add(&tioca_kern->ca_list, &tioca_list); - - if (request_irq(SGI_TIOCA_ERROR, - tioca_error_intr_handler, - IRQF_SHARED, "TIOCA error", (void *)tioca_common)) - printk(KERN_WARNING - "%s: Unable to get irq %d. " - "Error interrupts won't be routed for TIOCA bus %d\n", - __func__, SGI_TIOCA_ERROR, - (int)tioca_common->ca_common.bs_persist_busnum); - - irq_set_handler(SGI_TIOCA_ERROR, handle_level_irq); - sn_set_err_irq_affinity(SGI_TIOCA_ERROR); - - /* Setup locality information */ - controller->node = tioca_kern->ca_closest_node; - return tioca_common; -} - -static struct sn_pcibus_provider tioca_pci_interfaces = { - .dma_map = tioca_dma_map, - .dma_map_consistent = tioca_dma_map, - .dma_unmap = tioca_dma_unmap, - .bus_fixup = tioca_bus_fixup, - .force_interrupt = NULL, - .target_interrupt = NULL -}; - -/** - * tioca_init_provider - init SN PCI provider ops for TIO CA - */ -int -tioca_init_provider(void) -{ - sn_pci_provider[PCIIO_ASIC_TYPE_TIOCA] = &tioca_pci_interfaces; - return 0; -} diff --git a/arch/ia64/sn/pci/tioce_provider.c b/arch/ia64/sn/pci/tioce_provider.c deleted file mode 100644 index 3bd9abc35485..000000000000 --- a/arch/ia64/sn/pci/tioce_provider.c +++ /dev/null @@ -1,1062 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2003-2006 Silicon Graphics, Inc. All Rights Reserved. - */ - -#include <linux/types.h> -#include <linux/interrupt.h> -#include <linux/slab.h> -#include <linux/pci.h> -#include <asm/sn/sn_sal.h> -#include <asm/sn/addrs.h> -#include <asm/sn/io.h> -#include <asm/sn/pcidev.h> -#include <asm/sn/pcibus_provider_defs.h> -#include <asm/sn/tioce_provider.h> - -/* - * 1/26/2006 - * - * WAR for SGI PV 944642. For revA TIOCE, need to use the following recipe - * (taken from the above PV) before and after accessing tioce internal MMR's - * to avoid tioce lockups. - * - * The recipe as taken from the PV: - * - * if(mmr address < 0x45000) { - * if(mmr address == 0 or 0x80) - * mmr wrt or read address 0xc0 - * else if(mmr address == 0x148 or 0x200) - * mmr wrt or read address 0x28 - * else - * mmr wrt or read address 0x158 - * - * do desired mmr access (rd or wrt) - * - * if(mmr address == 0x100) - * mmr wrt or read address 0x38 - * mmr wrt or read address 0xb050 - * } else - * do desired mmr access - * - * According to hw, we can use reads instead of writes to the above address - * - * Note this WAR can only to be used for accessing internal MMR's in the - * TIOCE Coretalk Address Range 0x0 - 0x07ff_ffff. This includes the - * "Local CE Registers and Memories" and "PCI Compatible Config Space" address - * spaces from table 2-1 of the "CE Programmer's Reference Overview" document. - * - * All registers defined in struct tioce will meet that criteria. - */ - -static inline void -tioce_mmr_war_pre(struct tioce_kernel *kern, void __iomem *mmr_addr) -{ - u64 mmr_base; - u64 mmr_offset; - - if (kern->ce_common->ce_rev != TIOCE_REV_A) - return; - - mmr_base = kern->ce_common->ce_pcibus.bs_base; - mmr_offset = (unsigned long)mmr_addr - mmr_base; - - if (mmr_offset < 0x45000) { - u64 mmr_war_offset; - - if (mmr_offset == 0 || mmr_offset == 0x80) - mmr_war_offset = 0xc0; - else if (mmr_offset == 0x148 || mmr_offset == 0x200) - mmr_war_offset = 0x28; - else - mmr_war_offset = 0x158; - - readq_relaxed((void __iomem *)(mmr_base + mmr_war_offset)); - } -} - -static inline void -tioce_mmr_war_post(struct tioce_kernel *kern, void __iomem *mmr_addr) -{ - u64 mmr_base; - u64 mmr_offset; - - if (kern->ce_common->ce_rev != TIOCE_REV_A) - return; - - mmr_base = kern->ce_common->ce_pcibus.bs_base; - mmr_offset = (unsigned long)mmr_addr - mmr_base; - - if (mmr_offset < 0x45000) { - if (mmr_offset == 0x100) - readq_relaxed((void __iomem *)(mmr_base + 0x38)); - readq_relaxed((void __iomem *)(mmr_base + 0xb050)); - } -} - -/* load mmr contents into a variable */ -#define tioce_mmr_load(kern, mmrp, varp) do {\ - tioce_mmr_war_pre(kern, mmrp); \ - *(varp) = readq_relaxed(mmrp); \ - tioce_mmr_war_post(kern, mmrp); \ -} while (0) - -/* store variable contents into mmr */ -#define tioce_mmr_store(kern, mmrp, varp) do {\ - tioce_mmr_war_pre(kern, mmrp); \ - writeq(*varp, mmrp); \ - tioce_mmr_war_post(kern, mmrp); \ -} while (0) - -/* store immediate value into mmr */ -#define tioce_mmr_storei(kern, mmrp, val) do {\ - tioce_mmr_war_pre(kern, mmrp); \ - writeq(val, mmrp); \ - tioce_mmr_war_post(kern, mmrp); \ -} while (0) - -/* set bits (immediate value) into mmr */ -#define tioce_mmr_seti(kern, mmrp, bits) do {\ - u64 tmp; \ - tioce_mmr_load(kern, mmrp, &tmp); \ - tmp |= (bits); \ - tioce_mmr_store(kern, mmrp, &tmp); \ -} while (0) - -/* clear bits (immediate value) into mmr */ -#define tioce_mmr_clri(kern, mmrp, bits) do { \ - u64 tmp; \ - tioce_mmr_load(kern, mmrp, &tmp); \ - tmp &= ~(bits); \ - tioce_mmr_store(kern, mmrp, &tmp); \ -} while (0) - -/** - * Bus address ranges for the 5 flavors of TIOCE DMA - */ - -#define TIOCE_D64_MIN 0x8000000000000000UL -#define TIOCE_D64_MAX 0xffffffffffffffffUL -#define TIOCE_D64_ADDR(a) ((a) >= TIOCE_D64_MIN) - -#define TIOCE_D32_MIN 0x0000000080000000UL -#define TIOCE_D32_MAX 0x00000000ffffffffUL -#define TIOCE_D32_ADDR(a) ((a) >= TIOCE_D32_MIN && (a) <= TIOCE_D32_MAX) - -#define TIOCE_M32_MIN 0x0000000000000000UL -#define TIOCE_M32_MAX 0x000000007fffffffUL -#define TIOCE_M32_ADDR(a) ((a) >= TIOCE_M32_MIN && (a) <= TIOCE_M32_MAX) - -#define TIOCE_M40_MIN 0x0000004000000000UL -#define TIOCE_M40_MAX 0x0000007fffffffffUL -#define TIOCE_M40_ADDR(a) ((a) >= TIOCE_M40_MIN && (a) <= TIOCE_M40_MAX) - -#define TIOCE_M40S_MIN 0x0000008000000000UL -#define TIOCE_M40S_MAX 0x000000ffffffffffUL -#define TIOCE_M40S_ADDR(a) ((a) >= TIOCE_M40S_MIN && (a) <= TIOCE_M40S_MAX) - -/* - * ATE manipulation macros. - */ - -#define ATE_PAGESHIFT(ps) (__ffs(ps)) -#define ATE_PAGEMASK(ps) ((ps)-1) - -#define ATE_PAGE(x, ps) ((x) >> ATE_PAGESHIFT(ps)) -#define ATE_NPAGES(start, len, pagesize) \ - (ATE_PAGE((start)+(len)-1, pagesize) - ATE_PAGE(start, pagesize) + 1) - -#define ATE_VALID(ate) ((ate) & (1UL << 63)) -#define ATE_MAKE(addr, ps, msi) \ - (((addr) & ~ATE_PAGEMASK(ps)) | (1UL << 63) | ((msi)?(1UL << 62):0)) - -/* - * Flavors of ate-based mapping supported by tioce_alloc_map() - */ - -#define TIOCE_ATE_M32 1 -#define TIOCE_ATE_M40 2 -#define TIOCE_ATE_M40S 3 - -#define KB(x) ((u64)(x) << 10) -#define MB(x) ((u64)(x) << 20) -#define GB(x) ((u64)(x) << 30) - -/** - * tioce_dma_d64 - create a DMA mapping using 64-bit direct mode - * @ct_addr: system coretalk address - * - * Map @ct_addr into 64-bit CE bus space. No device context is necessary - * and no CE mapping are consumed. - * - * Bits 53:0 come from the coretalk address. The remaining bits are set as - * follows: - * - * 63 - must be 1 to indicate d64 mode to CE hardware - * 62 - barrier bit ... controlled with tioce_dma_barrier() - * 61 - msi bit ... specified through dma_flags - * 60:54 - reserved, MBZ - */ -static u64 -tioce_dma_d64(unsigned long ct_addr, int dma_flags) -{ - u64 bus_addr; - - bus_addr = ct_addr | (1UL << 63); - if (dma_flags & SN_DMA_MSI) - bus_addr |= (1UL << 61); - - return bus_addr; -} - -/** - * pcidev_to_tioce - return misc ce related pointers given a pci_dev - * @pci_dev: pci device context - * @base: ptr to store struct tioce_mmr * for the CE holding this device - * @kernel: ptr to store struct tioce_kernel * for the CE holding this device - * @port: ptr to store the CE port number that this device is on - * - * Return pointers to various CE-related structures for the CE upstream of - * @pci_dev. - */ -static inline void -pcidev_to_tioce(struct pci_dev *pdev, struct tioce __iomem **base, - struct tioce_kernel **kernel, int *port) -{ - struct pcidev_info *pcidev_info; - struct tioce_common *ce_common; - struct tioce_kernel *ce_kernel; - - pcidev_info = SN_PCIDEV_INFO(pdev); - ce_common = (struct tioce_common *)pcidev_info->pdi_pcibus_info; - ce_kernel = (struct tioce_kernel *)ce_common->ce_kernel_private; - - if (base) - *base = (struct tioce __iomem *)ce_common->ce_pcibus.bs_base; - if (kernel) - *kernel = ce_kernel; - - /* - * we use port as a zero-based value internally, even though the - * documentation is 1-based. - */ - if (port) - *port = - (pdev->bus->number < ce_kernel->ce_port1_secondary) ? 0 : 1; -} - -/** - * tioce_alloc_map - Given a coretalk address, map it to pcie bus address - * space using one of the various ATE-based address modes. - * @ce_kern: tioce context - * @type: map mode to use - * @port: 0-based port that the requesting device is downstream of - * @ct_addr: the coretalk address to map - * @len: number of bytes to map - * - * Given the addressing type, set up various parameters that define the - * ATE pool to use. Search for a contiguous block of entries to cover the - * length, and if enough resources exist, fill in the ATEs and construct a - * tioce_dmamap struct to track the mapping. - */ -static u64 -tioce_alloc_map(struct tioce_kernel *ce_kern, int type, int port, - u64 ct_addr, int len, int dma_flags) -{ - int i; - int j; - int first; - int last; - int entries; - int nates; - u64 pagesize; - int msi_capable, msi_wanted; - u64 *ate_shadow; - u64 __iomem *ate_reg; - u64 addr; - struct tioce __iomem *ce_mmr; - u64 bus_base; - struct tioce_dmamap *map; - - ce_mmr = (struct tioce __iomem *)ce_kern->ce_common->ce_pcibus.bs_base; - - switch (type) { - case TIOCE_ATE_M32: - /* - * The first 64 entries of the ate3240 pool are dedicated to - * super-page (TIOCE_ATE_M40S) mode. - */ - first = 64; - entries = TIOCE_NUM_M3240_ATES - 64; - ate_shadow = ce_kern->ce_ate3240_shadow; - ate_reg = ce_mmr->ce_ure_ate3240; - pagesize = ce_kern->ce_ate3240_pagesize; - bus_base = TIOCE_M32_MIN; - msi_capable = 1; - break; - case TIOCE_ATE_M40: - first = 0; - entries = TIOCE_NUM_M40_ATES; - ate_shadow = ce_kern->ce_ate40_shadow; - ate_reg = ce_mmr->ce_ure_ate40; - pagesize = MB(64); - bus_base = TIOCE_M40_MIN; - msi_capable = 0; - break; - case TIOCE_ATE_M40S: - /* - * ate3240 entries 0-31 are dedicated to port1 super-page - * mappings. ate3240 entries 32-63 are dedicated to port2. - */ - first = port * 32; - entries = 32; - ate_shadow = ce_kern->ce_ate3240_shadow; - ate_reg = ce_mmr->ce_ure_ate3240; - pagesize = GB(16); - bus_base = TIOCE_M40S_MIN; - msi_capable = 0; - break; - default: - return 0; - } - - msi_wanted = dma_flags & SN_DMA_MSI; - if (msi_wanted && !msi_capable) - return 0; - - nates = ATE_NPAGES(ct_addr, len, pagesize); - if (nates > entries) - return 0; - - last = first + entries - nates; - for (i = first; i <= last; i++) { - if (ATE_VALID(ate_shadow[i])) - continue; - - for (j = i; j < i + nates; j++) - if (ATE_VALID(ate_shadow[j])) - break; - - if (j >= i + nates) - break; - } - - if (i > last) - return 0; - - map = kzalloc(sizeof(struct tioce_dmamap), GFP_ATOMIC); - if (!map) - return 0; - - addr = ct_addr; - for (j = 0; j < nates; j++) { - u64 ate; - - ate = ATE_MAKE(addr, pagesize, msi_wanted); - ate_shadow[i + j] = ate; - tioce_mmr_storei(ce_kern, &ate_reg[i + j], ate); - addr += pagesize; - } - - map->refcnt = 1; - map->nbytes = nates * pagesize; - map->ct_start = ct_addr & ~ATE_PAGEMASK(pagesize); - map->pci_start = bus_base + (i * pagesize); - map->ate_hw = &ate_reg[i]; - map->ate_shadow = &ate_shadow[i]; - map->ate_count = nates; - - list_add(&map->ce_dmamap_list, &ce_kern->ce_dmamap_list); - - return (map->pci_start + (ct_addr - map->ct_start)); -} - -/** - * tioce_dma_d32 - create a DMA mapping using 32-bit direct mode - * @pdev: linux pci_dev representing the function - * @paddr: system physical address - * - * Map @paddr into 32-bit bus space of the CE associated with @pcidev_info. - */ -static u64 -tioce_dma_d32(struct pci_dev *pdev, u64 ct_addr, int dma_flags) -{ - int dma_ok; - int port; - struct tioce __iomem *ce_mmr; - struct tioce_kernel *ce_kern; - u64 ct_upper; - u64 ct_lower; - dma_addr_t bus_addr; - - if (dma_flags & SN_DMA_MSI) - return 0; - - ct_upper = ct_addr & ~0x3fffffffUL; - ct_lower = ct_addr & 0x3fffffffUL; - - pcidev_to_tioce(pdev, &ce_mmr, &ce_kern, &port); - - if (ce_kern->ce_port[port].dirmap_refcnt == 0) { - u64 tmp; - - ce_kern->ce_port[port].dirmap_shadow = ct_upper; - tioce_mmr_storei(ce_kern, &ce_mmr->ce_ure_dir_map[port], - ct_upper); - tmp = ce_mmr->ce_ure_dir_map[port]; - dma_ok = 1; - } else - dma_ok = (ce_kern->ce_port[port].dirmap_shadow == ct_upper); - - if (dma_ok) { - ce_kern->ce_port[port].dirmap_refcnt++; - bus_addr = TIOCE_D32_MIN + ct_lower; - } else - bus_addr = 0; - - return bus_addr; -} - -/** - * tioce_dma_barrier - swizzle a TIOCE bus address to include or exclude - * the barrier bit. - * @bus_addr: bus address to swizzle - * - * Given a TIOCE bus address, set the appropriate bit to indicate barrier - * attributes. - */ -static u64 -tioce_dma_barrier(u64 bus_addr, int on) -{ - u64 barrier_bit; - - /* barrier not supported in M40/M40S mode */ - if (TIOCE_M40_ADDR(bus_addr) || TIOCE_M40S_ADDR(bus_addr)) - return bus_addr; - - if (TIOCE_D64_ADDR(bus_addr)) - barrier_bit = (1UL << 62); - else /* must be m32 or d32 */ - barrier_bit = (1UL << 30); - - return (on) ? (bus_addr | barrier_bit) : (bus_addr & ~barrier_bit); -} - -/** - * tioce_dma_unmap - release CE mapping resources - * @pdev: linux pci_dev representing the function - * @bus_addr: bus address returned by an earlier tioce_dma_map - * @dir: mapping direction (unused) - * - * Locate mapping resources associated with @bus_addr and release them. - * For mappings created using the direct modes there are no resources - * to release. - */ -void -tioce_dma_unmap(struct pci_dev *pdev, dma_addr_t bus_addr, int dir) -{ - int i; - int port; - struct tioce_kernel *ce_kern; - struct tioce __iomem *ce_mmr; - unsigned long flags; - - bus_addr = tioce_dma_barrier(bus_addr, 0); - pcidev_to_tioce(pdev, &ce_mmr, &ce_kern, &port); - - /* nothing to do for D64 */ - - if (TIOCE_D64_ADDR(bus_addr)) - return; - - spin_lock_irqsave(&ce_kern->ce_lock, flags); - - if (TIOCE_D32_ADDR(bus_addr)) { - if (--ce_kern->ce_port[port].dirmap_refcnt == 0) { - ce_kern->ce_port[port].dirmap_shadow = 0; - tioce_mmr_storei(ce_kern, &ce_mmr->ce_ure_dir_map[port], - 0); - } - } else { - struct tioce_dmamap *map; - - list_for_each_entry(map, &ce_kern->ce_dmamap_list, - ce_dmamap_list) { - u64 last; - - last = map->pci_start + map->nbytes - 1; - if (bus_addr >= map->pci_start && bus_addr <= last) - break; - } - - if (&map->ce_dmamap_list == &ce_kern->ce_dmamap_list) { - printk(KERN_WARNING - "%s: %s - no map found for bus_addr 0x%llx\n", - __func__, pci_name(pdev), bus_addr); - } else if (--map->refcnt == 0) { - for (i = 0; i < map->ate_count; i++) { - map->ate_shadow[i] = 0; - tioce_mmr_storei(ce_kern, &map->ate_hw[i], 0); - } - - list_del(&map->ce_dmamap_list); - kfree(map); - } - } - - spin_unlock_irqrestore(&ce_kern->ce_lock, flags); -} - -/** - * tioce_do_dma_map - map pages for PCI DMA - * @pdev: linux pci_dev representing the function - * @paddr: host physical address to map - * @byte_count: bytes to map - * - * This is the main wrapper for mapping host physical pages to CE PCI space. - * The mapping mode used is based on the device's dma_mask. - */ -static u64 -tioce_do_dma_map(struct pci_dev *pdev, u64 paddr, size_t byte_count, - int barrier, int dma_flags) -{ - unsigned long flags; - u64 ct_addr; - u64 mapaddr = 0; - struct tioce_kernel *ce_kern; - struct tioce_dmamap *map; - int port; - u64 dma_mask; - - dma_mask = (barrier) ? pdev->dev.coherent_dma_mask : pdev->dma_mask; - - /* cards must be able to address at least 31 bits */ - if (dma_mask < 0x7fffffffUL) - return 0; - - if (SN_DMA_ADDRTYPE(dma_flags) == SN_DMA_ADDR_PHYS) - ct_addr = PHYS_TO_TIODMA(paddr); - else - ct_addr = paddr; - - /* - * If the device can generate 64 bit addresses, create a D64 map. - */ - if (dma_mask == ~0UL) { - mapaddr = tioce_dma_d64(ct_addr, dma_flags); - if (mapaddr) - goto dma_map_done; - } - - pcidev_to_tioce(pdev, NULL, &ce_kern, &port); - - spin_lock_irqsave(&ce_kern->ce_lock, flags); - - /* - * D64 didn't work ... See if we have an existing map that covers - * this address range. Must account for devices dma_mask here since - * an existing map might have been done in a mode using more pci - * address bits than this device can support. - */ - list_for_each_entry(map, &ce_kern->ce_dmamap_list, ce_dmamap_list) { - u64 last; - - last = map->ct_start + map->nbytes - 1; - if (ct_addr >= map->ct_start && - ct_addr + byte_count - 1 <= last && - map->pci_start <= dma_mask) { - map->refcnt++; - mapaddr = map->pci_start + (ct_addr - map->ct_start); - break; - } - } - - /* - * If we don't have a map yet, and the card can generate 40 - * bit addresses, try the M40/M40S modes. Note these modes do not - * support a barrier bit, so if we need a consistent map these - * won't work. - */ - if (!mapaddr && !barrier && dma_mask >= 0xffffffffffUL) { - /* - * We have two options for 40-bit mappings: 16GB "super" ATEs - * and 64MB "regular" ATEs. We'll try both if needed for a - * given mapping but which one we try first depends on the - * size. For requests >64MB, prefer to use a super page with - * regular as the fallback. Otherwise, try in the reverse order. - */ - - if (byte_count > MB(64)) { - mapaddr = tioce_alloc_map(ce_kern, TIOCE_ATE_M40S, - port, ct_addr, byte_count, - dma_flags); - if (!mapaddr) - mapaddr = - tioce_alloc_map(ce_kern, TIOCE_ATE_M40, -1, - ct_addr, byte_count, - dma_flags); - } else { - mapaddr = tioce_alloc_map(ce_kern, TIOCE_ATE_M40, -1, - ct_addr, byte_count, - dma_flags); - if (!mapaddr) - mapaddr = - tioce_alloc_map(ce_kern, TIOCE_ATE_M40S, - port, ct_addr, byte_count, - dma_flags); - } - } - - /* - * 32-bit direct is the next mode to try - */ - if (!mapaddr && dma_mask >= 0xffffffffUL) - mapaddr = tioce_dma_d32(pdev, ct_addr, dma_flags); - - /* - * Last resort, try 32-bit ATE-based map. - */ - if (!mapaddr) - mapaddr = - tioce_alloc_map(ce_kern, TIOCE_ATE_M32, -1, ct_addr, - byte_count, dma_flags); - - spin_unlock_irqrestore(&ce_kern->ce_lock, flags); - -dma_map_done: - if (mapaddr && barrier) - mapaddr = tioce_dma_barrier(mapaddr, 1); - - return mapaddr; -} - -/** - * tioce_dma - standard pci dma map interface - * @pdev: pci device requesting the map - * @paddr: system physical address to map into pci space - * @byte_count: # bytes to map - * - * Simply call tioce_do_dma_map() to create a map with the barrier bit clear - * in the address. - */ -static u64 -tioce_dma(struct pci_dev *pdev, unsigned long paddr, size_t byte_count, int dma_flags) -{ - return tioce_do_dma_map(pdev, paddr, byte_count, 0, dma_flags); -} - -/** - * tioce_dma_consistent - consistent pci dma map interface - * @pdev: pci device requesting the map - * @paddr: system physical address to map into pci space - * @byte_count: # bytes to map - * - * Simply call tioce_do_dma_map() to create a map with the barrier bit set - * in the address. - */ -static u64 -tioce_dma_consistent(struct pci_dev *pdev, unsigned long paddr, size_t byte_count, int dma_flags) -{ - return tioce_do_dma_map(pdev, paddr, byte_count, 1, dma_flags); -} - -/** - * tioce_error_intr_handler - SGI TIO CE error interrupt handler - * @irq: unused - * @arg: pointer to tioce_common struct for the given CE - * - * Handle a CE error interrupt. Simply a wrapper around a SAL call which - * defers processing to the SGI prom. - */ -static irqreturn_t -tioce_error_intr_handler(int irq, void *arg) -{ - struct tioce_common *soft = arg; - struct ia64_sal_retval ret_stuff; - ret_stuff.status = 0; - ret_stuff.v0 = 0; - - SAL_CALL_NOLOCK(ret_stuff, (u64) SN_SAL_IOIF_ERROR_INTERRUPT, - soft->ce_pcibus.bs_persist_segment, - soft->ce_pcibus.bs_persist_busnum, 0, 0, 0, 0, 0); - - if (ret_stuff.v0) - panic("tioce_error_intr_handler: Fatal TIOCE error"); - - return IRQ_HANDLED; -} - -/** - * tioce_reserve_m32 - reserve M32 ATEs for the indicated address range - * @tioce_kernel: TIOCE context to reserve ATEs for - * @base: starting bus address to reserve - * @limit: last bus address to reserve - * - * If base/limit falls within the range of bus space mapped through the - * M32 space, reserve the resources corresponding to the range. - */ -static void -tioce_reserve_m32(struct tioce_kernel *ce_kern, u64 base, u64 limit) -{ - int ate_index, last_ate, ps; - struct tioce __iomem *ce_mmr; - - ce_mmr = (struct tioce __iomem *)ce_kern->ce_common->ce_pcibus.bs_base; - ps = ce_kern->ce_ate3240_pagesize; - ate_index = ATE_PAGE(base, ps); - last_ate = ate_index + ATE_NPAGES(base, limit-base+1, ps) - 1; - - if (ate_index < 64) - ate_index = 64; - - if (last_ate >= TIOCE_NUM_M3240_ATES) - last_ate = TIOCE_NUM_M3240_ATES - 1; - - while (ate_index <= last_ate) { - u64 ate; - - ate = ATE_MAKE(0xdeadbeef, ps, 0); - ce_kern->ce_ate3240_shadow[ate_index] = ate; - tioce_mmr_storei(ce_kern, &ce_mmr->ce_ure_ate3240[ate_index], - ate); - ate_index++; - } -} - -/** - * tioce_kern_init - init kernel structures related to a given TIOCE - * @tioce_common: ptr to a cached tioce_common struct that originated in prom - */ -static struct tioce_kernel * -tioce_kern_init(struct tioce_common *tioce_common) -{ - int i; - int ps; - int dev; - u32 tmp; - unsigned int seg, bus; - struct tioce __iomem *tioce_mmr; - struct tioce_kernel *tioce_kern; - - tioce_kern = kzalloc(sizeof(struct tioce_kernel), GFP_KERNEL); - if (!tioce_kern) { - return NULL; - } - - tioce_kern->ce_common = tioce_common; - spin_lock_init(&tioce_kern->ce_lock); - INIT_LIST_HEAD(&tioce_kern->ce_dmamap_list); - tioce_common->ce_kernel_private = (u64) tioce_kern; - - /* - * Determine the secondary bus number of the port2 logical PPB. - * This is used to decide whether a given pci device resides on - * port1 or port2. Note: We don't have enough plumbing set up - * here to use pci_read_config_xxx() so use raw_pci_read(). - */ - - seg = tioce_common->ce_pcibus.bs_persist_segment; - bus = tioce_common->ce_pcibus.bs_persist_busnum; - - raw_pci_read(seg, bus, PCI_DEVFN(2, 0), PCI_SECONDARY_BUS, 1,&tmp); - tioce_kern->ce_port1_secondary = (u8) tmp; - - /* - * Set PMU pagesize to the largest size available, and zero out - * the ATEs. - */ - - tioce_mmr = (struct tioce __iomem *)tioce_common->ce_pcibus.bs_base; - tioce_mmr_clri(tioce_kern, &tioce_mmr->ce_ure_page_map, - CE_URE_PAGESIZE_MASK); - tioce_mmr_seti(tioce_kern, &tioce_mmr->ce_ure_page_map, - CE_URE_256K_PAGESIZE); - ps = tioce_kern->ce_ate3240_pagesize = KB(256); - - for (i = 0; i < TIOCE_NUM_M40_ATES; i++) { - tioce_kern->ce_ate40_shadow[i] = 0; - tioce_mmr_storei(tioce_kern, &tioce_mmr->ce_ure_ate40[i], 0); - } - - for (i = 0; i < TIOCE_NUM_M3240_ATES; i++) { - tioce_kern->ce_ate3240_shadow[i] = 0; - tioce_mmr_storei(tioce_kern, &tioce_mmr->ce_ure_ate3240[i], 0); - } - - /* - * Reserve ATEs corresponding to reserved address ranges. These - * include: - * - * Memory space covered by each PPB mem base/limit register - * Memory space covered by each PPB prefetch base/limit register - * - * These bus ranges are for pio (downstream) traffic only, and so - * cannot be used for DMA. - */ - - for (dev = 1; dev <= 2; dev++) { - u64 base, limit; - - /* mem base/limit */ - - raw_pci_read(seg, bus, PCI_DEVFN(dev, 0), - PCI_MEMORY_BASE, 2, &tmp); - base = (u64)tmp << 16; - - raw_pci_read(seg, bus, PCI_DEVFN(dev, 0), - PCI_MEMORY_LIMIT, 2, &tmp); - limit = (u64)tmp << 16; - limit |= 0xfffffUL; - - if (base < limit) - tioce_reserve_m32(tioce_kern, base, limit); - - /* - * prefetch mem base/limit. The tioce ppb's have 64-bit - * decoders, so read the upper portions w/o checking the - * attributes. - */ - - raw_pci_read(seg, bus, PCI_DEVFN(dev, 0), - PCI_PREF_MEMORY_BASE, 2, &tmp); - base = ((u64)tmp & PCI_PREF_RANGE_MASK) << 16; - - raw_pci_read(seg, bus, PCI_DEVFN(dev, 0), - PCI_PREF_BASE_UPPER32, 4, &tmp); - base |= (u64)tmp << 32; - - raw_pci_read(seg, bus, PCI_DEVFN(dev, 0), - PCI_PREF_MEMORY_LIMIT, 2, &tmp); - - limit = ((u64)tmp & PCI_PREF_RANGE_MASK) << 16; - limit |= 0xfffffUL; - - raw_pci_read(seg, bus, PCI_DEVFN(dev, 0), - PCI_PREF_LIMIT_UPPER32, 4, &tmp); - limit |= (u64)tmp << 32; - - if ((base < limit) && TIOCE_M32_ADDR(base)) - tioce_reserve_m32(tioce_kern, base, limit); - } - - return tioce_kern; -} - -/** - * tioce_force_interrupt - implement altix force_interrupt() backend for CE - * @sn_irq_info: sn asic irq that we need an interrupt generated for - * - * Given an sn_irq_info struct, set the proper bit in ce_adm_force_int to - * force a secondary interrupt to be generated. This is to work around an - * asic issue where there is a small window of opportunity for a legacy device - * interrupt to be lost. - */ -static void -tioce_force_interrupt(struct sn_irq_info *sn_irq_info) -{ - struct pcidev_info *pcidev_info; - struct tioce_common *ce_common; - struct tioce_kernel *ce_kern; - struct tioce __iomem *ce_mmr; - u64 force_int_val; - - if (!sn_irq_info->irq_bridge) - return; - - if (sn_irq_info->irq_bridge_type != PCIIO_ASIC_TYPE_TIOCE) - return; - - pcidev_info = (struct pcidev_info *)sn_irq_info->irq_pciioinfo; - if (!pcidev_info) - return; - - ce_common = (struct tioce_common *)pcidev_info->pdi_pcibus_info; - ce_mmr = (struct tioce __iomem *)ce_common->ce_pcibus.bs_base; - ce_kern = (struct tioce_kernel *)ce_common->ce_kernel_private; - - /* - * TIOCE Rev A workaround (PV 945826), force an interrupt by writing - * the TIO_INTx register directly (1/26/2006) - */ - if (ce_common->ce_rev == TIOCE_REV_A) { - u64 int_bit_mask = (1ULL << sn_irq_info->irq_int_bit); - u64 status; - - tioce_mmr_load(ce_kern, &ce_mmr->ce_adm_int_status, &status); - if (status & int_bit_mask) { - u64 force_irq = (1 << 8) | sn_irq_info->irq_irq; - u64 ctalk = sn_irq_info->irq_xtalkaddr; - u64 nasid, offset; - - nasid = (ctalk & CTALK_NASID_MASK) >> CTALK_NASID_SHFT; - offset = (ctalk & CTALK_NODE_OFFSET); - HUB_S(TIO_IOSPACE_ADDR(nasid, offset), force_irq); - } - - return; - } - - /* - * irq_int_bit is originally set up by prom, and holds the interrupt - * bit shift (not mask) as defined by the bit definitions in the - * ce_adm_int mmr. These shifts are not the same for the - * ce_adm_force_int register, so do an explicit mapping here to make - * things clearer. - */ - - switch (sn_irq_info->irq_int_bit) { - case CE_ADM_INT_PCIE_PORT1_DEV_A_SHFT: - force_int_val = 1UL << CE_ADM_FORCE_INT_PCIE_PORT1_DEV_A_SHFT; - break; - case CE_ADM_INT_PCIE_PORT1_DEV_B_SHFT: - force_int_val = 1UL << CE_ADM_FORCE_INT_PCIE_PORT1_DEV_B_SHFT; - break; - case CE_ADM_INT_PCIE_PORT1_DEV_C_SHFT: - force_int_val = 1UL << CE_ADM_FORCE_INT_PCIE_PORT1_DEV_C_SHFT; - break; - case CE_ADM_INT_PCIE_PORT1_DEV_D_SHFT: - force_int_val = 1UL << CE_ADM_FORCE_INT_PCIE_PORT1_DEV_D_SHFT; - break; - case CE_ADM_INT_PCIE_PORT2_DEV_A_SHFT: - force_int_val = 1UL << CE_ADM_FORCE_INT_PCIE_PORT2_DEV_A_SHFT; - break; - case CE_ADM_INT_PCIE_PORT2_DEV_B_SHFT: - force_int_val = 1UL << CE_ADM_FORCE_INT_PCIE_PORT2_DEV_B_SHFT; - break; - case CE_ADM_INT_PCIE_PORT2_DEV_C_SHFT: - force_int_val = 1UL << CE_ADM_FORCE_INT_PCIE_PORT2_DEV_C_SHFT; - break; - case CE_ADM_INT_PCIE_PORT2_DEV_D_SHFT: - force_int_val = 1UL << CE_ADM_FORCE_INT_PCIE_PORT2_DEV_D_SHFT; - break; - default: - return; - } - tioce_mmr_storei(ce_kern, &ce_mmr->ce_adm_force_int, force_int_val); -} - -/** - * tioce_target_interrupt - implement set_irq_affinity for tioce resident - * functions. Note: only applies to line interrupts, not MSI's. - * - * @sn_irq_info: SN IRQ context - * - * Given an sn_irq_info, set the associated CE device's interrupt destination - * register. Since the interrupt destination registers are on a per-ce-slot - * basis, this will retarget line interrupts for all functions downstream of - * the slot. - */ -static void -tioce_target_interrupt(struct sn_irq_info *sn_irq_info) -{ - struct pcidev_info *pcidev_info; - struct tioce_common *ce_common; - struct tioce_kernel *ce_kern; - struct tioce __iomem *ce_mmr; - int bit; - u64 vector; - - pcidev_info = (struct pcidev_info *)sn_irq_info->irq_pciioinfo; - if (!pcidev_info) - return; - - ce_common = (struct tioce_common *)pcidev_info->pdi_pcibus_info; - ce_mmr = (struct tioce __iomem *)ce_common->ce_pcibus.bs_base; - ce_kern = (struct tioce_kernel *)ce_common->ce_kernel_private; - - bit = sn_irq_info->irq_int_bit; - - tioce_mmr_seti(ce_kern, &ce_mmr->ce_adm_int_mask, (1UL << bit)); - vector = (u64)sn_irq_info->irq_irq << INTR_VECTOR_SHFT; - vector |= sn_irq_info->irq_xtalkaddr; - tioce_mmr_storei(ce_kern, &ce_mmr->ce_adm_int_dest[bit], vector); - tioce_mmr_clri(ce_kern, &ce_mmr->ce_adm_int_mask, (1UL << bit)); - - tioce_force_interrupt(sn_irq_info); -} - -/** - * tioce_bus_fixup - perform final PCI fixup for a TIO CE bus - * @prom_bussoft: Common prom/kernel struct representing the bus - * - * Replicates the tioce_common pointed to by @prom_bussoft in kernel - * space. Allocates and initializes a kernel-only area for a given CE, - * and sets up an irq for handling CE error interrupts. - * - * On successful setup, returns the kernel version of tioce_common back to - * the caller. - */ -static void * -tioce_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *controller) -{ - struct tioce_common *tioce_common; - struct tioce_kernel *tioce_kern; - struct tioce __iomem *tioce_mmr; - - /* - * Allocate kernel bus soft and copy from prom. - */ - - tioce_common = kzalloc(sizeof(struct tioce_common), GFP_KERNEL); - if (!tioce_common) - return NULL; - - memcpy(tioce_common, prom_bussoft, sizeof(struct tioce_common)); - tioce_common->ce_pcibus.bs_base = (unsigned long) - ioremap(REGION_OFFSET(tioce_common->ce_pcibus.bs_base), - sizeof(struct tioce_common)); - - tioce_kern = tioce_kern_init(tioce_common); - if (tioce_kern == NULL) { - kfree(tioce_common); - return NULL; - } - - /* - * Clear out any transient errors before registering the error - * interrupt handler. - */ - - tioce_mmr = (struct tioce __iomem *)tioce_common->ce_pcibus.bs_base; - tioce_mmr_seti(tioce_kern, &tioce_mmr->ce_adm_int_status_alias, ~0ULL); - tioce_mmr_seti(tioce_kern, &tioce_mmr->ce_adm_error_summary_alias, - ~0ULL); - tioce_mmr_seti(tioce_kern, &tioce_mmr->ce_dre_comp_err_addr, 0ULL); - - if (request_irq(SGI_PCIASIC_ERROR, - tioce_error_intr_handler, - IRQF_SHARED, "TIOCE error", (void *)tioce_common)) - printk(KERN_WARNING - "%s: Unable to get irq %d. " - "Error interrupts won't be routed for " - "TIOCE bus %04x:%02x\n", - __func__, SGI_PCIASIC_ERROR, - tioce_common->ce_pcibus.bs_persist_segment, - tioce_common->ce_pcibus.bs_persist_busnum); - - irq_set_handler(SGI_PCIASIC_ERROR, handle_level_irq); - sn_set_err_irq_affinity(SGI_PCIASIC_ERROR); - return tioce_common; -} - -static struct sn_pcibus_provider tioce_pci_interfaces = { - .dma_map = tioce_dma, - .dma_map_consistent = tioce_dma_consistent, - .dma_unmap = tioce_dma_unmap, - .bus_fixup = tioce_bus_fixup, - .force_interrupt = tioce_force_interrupt, - .target_interrupt = tioce_target_interrupt -}; - -/** - * tioce_init_provider - init SN PCI provider ops for TIO CE - */ -int -tioce_init_provider(void) -{ - sn_pci_provider[PCIIO_ASIC_TYPE_TIOCE] = &tioce_pci_interfaces; - return 0; -} diff --git a/arch/ia64/uv/kernel/Makefile b/arch/ia64/uv/kernel/Makefile index 124e441d383d..297196578d19 100644 --- a/arch/ia64/uv/kernel/Makefile +++ b/arch/ia64/uv/kernel/Makefile @@ -10,4 +10,3 @@ ccflags-y := -Iarch/ia64/sn/include obj-y += setup.o -obj-$(CONFIG_IA64_GENERIC) += machvec.o diff --git a/arch/ia64/uv/kernel/machvec.c b/arch/ia64/uv/kernel/machvec.c deleted file mode 100644 index 50737a9dca74..000000000000 --- a/arch/ia64/uv/kernel/machvec.c +++ /dev/null @@ -1,11 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 2008 Silicon Graphics, Inc. All Rights Reserved. - */ - -#define MACHVEC_PLATFORM_NAME uv -#define MACHVEC_PLATFORM_HEADER <asm/machvec_uv.h> -#include <asm/machvec_init.h> diff --git a/arch/ia64/uv/kernel/setup.c b/arch/ia64/uv/kernel/setup.c index f1490657bafc..bb025486d791 100644 --- a/arch/ia64/uv/kernel/setup.c +++ b/arch/ia64/uv/kernel/setup.c @@ -8,25 +8,20 @@ * Copyright (C) 2008 Silicon Graphics, Inc. All rights reserved. */ +#include <linux/acpi.h> +#include <linux/efi.h> #include <linux/module.h> #include <linux/percpu.h> -#include <asm/sn/simulator.h> +#include <asm/uv/uv.h> #include <asm/uv/uv_mmrs.h> #include <asm/uv/uv_hub.h> +bool ia64_is_uv; +EXPORT_SYMBOL_GPL(ia64_is_uv); + DEFINE_PER_CPU(struct uv_hub_info_s, __uv_hub_info); EXPORT_PER_CPU_SYMBOL_GPL(__uv_hub_info); -#ifdef CONFIG_IA64_SGI_UV -int sn_prom_type; -long sn_partition_id; -EXPORT_SYMBOL(sn_partition_id); -long sn_coherency_id; -EXPORT_SYMBOL_GPL(sn_coherency_id); -long sn_region_size; -EXPORT_SYMBOL(sn_region_size); -#endif - struct redir_addr { unsigned long redirect; unsigned long alias; @@ -58,6 +53,34 @@ static __init void get_lowmem_redirect(unsigned long *base, unsigned long *size) BUG(); } +void __init uv_probe_system_type(void) +{ + struct acpi_table_rsdp *rsdp; + struct acpi_table_xsdt *xsdt; + + if (efi.acpi20 == EFI_INVALID_TABLE_ADDR) { + pr_err("ACPI 2.0 RSDP not found.\n"); + return; + } + + rsdp = (struct acpi_table_rsdp *)__va(efi.acpi20); + if (strncmp(rsdp->signature, ACPI_SIG_RSDP, sizeof(ACPI_SIG_RSDP) - 1)) { + pr_err("ACPI 2.0 RSDP signature incorrect.\n"); + return; + } + + xsdt = (struct acpi_table_xsdt *)__va(rsdp->xsdt_physical_address); + if (strncmp(xsdt->header.signature, ACPI_SIG_XSDT, + sizeof(ACPI_SIG_XSDT) - 1)) { + pr_err("ACPI 2.0 XSDT signature incorrect.\n"); + return; + } + + if (!strcmp(xsdt->header.oem_id, "SGI") && + !strcmp(xsdt->header.oem_table_id + 4, "UV")) + ia64_is_uv = true; +} + void __init uv_setup(char **cmdline_p) { union uvh_si_addr_map_config_u m_n_config; @@ -66,30 +89,11 @@ void __init uv_setup(char **cmdline_p) int nid, cpu, m_val, n_val; unsigned long mmr_base, lowmem_redir_base, lowmem_redir_size; - if (IS_MEDUSA()) { - lowmem_redir_base = 0; - lowmem_redir_size = 0; - node_id.v = 0; - m_n_config.s.m_skt = 37; - m_n_config.s.n_skt = 0; - mmr_base = 0; -#if 0 - /* Need BIOS calls - TDB */ - if (!ia64_sn_is_fake_prom()) - sn_prom_type = 1; - else -#endif - sn_prom_type = 2; - printk(KERN_INFO "Running on medusa with %s PROM\n", - (sn_prom_type == 1) ? "real" : "fake"); - } else { - get_lowmem_redirect(&lowmem_redir_base, &lowmem_redir_size); - node_id.v = uv_read_local_mmr(UVH_NODE_ID); - m_n_config.v = uv_read_local_mmr(UVH_SI_ADDR_MAP_CONFIG); - mmr_base = - uv_read_local_mmr(UVH_RH_GAM_MMR_OVERLAY_CONFIG_MMR) & - ~UV_MMR_ENABLE; - } + get_lowmem_redirect(&lowmem_redir_base, &lowmem_redir_size); + node_id.v = uv_read_local_mmr(UVH_NODE_ID); + m_n_config.v = uv_read_local_mmr(UVH_SI_ADDR_MAP_CONFIG); + mmr_base = uv_read_local_mmr(UVH_RH_GAM_MMR_OVERLAY_CONFIG_MMR) & + ~UV_MMR_ENABLE; m_val = m_n_config.s.m_skt; n_val = m_n_config.s.n_skt; |