diff options
Diffstat (limited to 'arch/mips/fw')
| -rw-r--r-- | arch/mips/fw/arc/Makefile | 10 | ||||
| -rw-r--r-- | arch/mips/fw/arc/arc_con.c | 50 | ||||
| -rw-r--r-- | arch/mips/fw/arc/cmdline.c | 108 | ||||
| -rw-r--r-- | arch/mips/fw/arc/env.c | 27 | ||||
| -rw-r--r-- | arch/mips/fw/arc/file.c | 75 | ||||
| -rw-r--r-- | arch/mips/fw/arc/identify.c | 121 | ||||
| -rw-r--r-- | arch/mips/fw/arc/init.c | 51 | ||||
| -rw-r--r-- | arch/mips/fw/arc/memory.c | 160 | ||||
| -rw-r--r-- | arch/mips/fw/arc/misc.c | 89 | ||||
| -rw-r--r-- | arch/mips/fw/arc/promlib.c | 43 | ||||
| -rw-r--r-- | arch/mips/fw/arc/salone.c | 24 | ||||
| -rw-r--r-- | arch/mips/fw/arc/time.c | 25 | ||||
| -rw-r--r-- | arch/mips/fw/arc/tree.c | 127 | ||||
| -rw-r--r-- | arch/mips/fw/cfe/Makefile | 5 | ||||
| -rw-r--r-- | arch/mips/fw/cfe/cfe_api.c | 502 | ||||
| -rw-r--r-- | arch/mips/fw/cfe/cfe_api_int.h | 152 |
16 files changed, 1569 insertions, 0 deletions
diff --git a/arch/mips/fw/arc/Makefile b/arch/mips/fw/arc/Makefile new file mode 100644 index 000000000000..4f349ec1ea2d --- /dev/null +++ b/arch/mips/fw/arc/Makefile @@ -0,0 +1,10 @@ +# +# Makefile for the ARC prom monitor library routines under Linux. +# + +lib-y += cmdline.o env.o file.o identify.o init.o \ + misc.o salone.o time.o tree.o + +lib-$(CONFIG_ARC_MEMORY) += memory.o +lib-$(CONFIG_ARC_CONSOLE) += arc_con.o +lib-$(CONFIG_ARC_PROMLIB) += promlib.o diff --git a/arch/mips/fw/arc/arc_con.c b/arch/mips/fw/arc/arc_con.c new file mode 100644 index 000000000000..bc32fe64f42a --- /dev/null +++ b/arch/mips/fw/arc/arc_con.c @@ -0,0 +1,50 @@ +/* + * Wrap-around code for a console using the + * ARC io-routines. + * + * Copyright (c) 1998 Harald Koerfgen + * Copyright (c) 2001 Ralf Baechle + * Copyright (c) 2002 Thiemo Seufer + */ +#include <linux/tty.h> +#include <linux/major.h> +#include <linux/init.h> +#include <linux/console.h> +#include <linux/fs.h> +#include <asm/sgialib.h> + +static void prom_console_write(struct console *co, const char *s, + unsigned count) +{ + /* Do each character */ + while (count--) { + if (*s == '\n') + prom_putchar('\r'); + prom_putchar(*s++); + } +} + +static int prom_console_setup(struct console *co, char *options) +{ + return !(prom_flags & PROM_FLAG_USE_AS_CONSOLE); +} + +static struct console arc_cons = { + .name = "arc", + .write = prom_console_write, + .setup = prom_console_setup, + .flags = CON_PRINTBUFFER, + .index = -1, +}; + +/* + * Register console. + */ + +static int __init arc_console_init(void) +{ + register_console(&arc_cons); + + return 0; +} +console_initcall(arc_console_init); diff --git a/arch/mips/fw/arc/cmdline.c b/arch/mips/fw/arc/cmdline.c new file mode 100644 index 000000000000..fd604ef28823 --- /dev/null +++ b/arch/mips/fw/arc/cmdline.c @@ -0,0 +1,108 @@ +/* + * 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. + * + * cmdline.c: Kernel command line creation using ARCS argc/argv. + * + * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) + */ +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/string.h> + +#include <asm/sgialib.h> +#include <asm/bootinfo.h> + +#undef DEBUG_CMDLINE + +char * __init prom_getcmdline(void) +{ + return arcs_cmdline; +} + +static char *ignored[] = { + "ConsoleIn=", + "ConsoleOut=", + "SystemPartition=", + "OSLoader=", + "OSLoadPartition=", + "OSLoadFilename=", + "OSLoadOptions=" +}; + +static char *used_arc[][2] = { + { "OSLoadPartition=", "root=" }, + { "OSLoadOptions=", "" } +}; + +static char * __init move_firmware_args(char* cp) +{ + char *s; + int actr, i; + + actr = 1; /* Always ignore argv[0] */ + + while (actr < prom_argc) { + for(i = 0; i < ARRAY_SIZE(used_arc); i++) { + int len = strlen(used_arc[i][0]); + + if (!strncmp(prom_argv(actr), used_arc[i][0], len)) { + /* Ok, we want it. First append the replacement... */ + strcat(cp, used_arc[i][1]); + cp += strlen(used_arc[i][1]); + /* ... and now the argument */ + s = strstr(prom_argv(actr), "="); + if (s) { + s++; + strcpy(cp, s); + cp += strlen(s); + } + *cp++ = ' '; + break; + } + } + actr++; + } + + return cp; +} + +void __init prom_init_cmdline(void) +{ + char *cp; + int actr, i; + + actr = 1; /* Always ignore argv[0] */ + + cp = arcs_cmdline; + /* + * Move ARC variables to the beginning to make sure they can be + * overridden by later arguments. + */ + cp = move_firmware_args(cp); + + while (actr < prom_argc) { + for (i = 0; i < ARRAY_SIZE(ignored); i++) { + int len = strlen(ignored[i]); + + if (!strncmp(prom_argv(actr), ignored[i], len)) + goto pic_cont; + } + /* Ok, we want it. */ + strcpy(cp, prom_argv(actr)); + cp += strlen(prom_argv(actr)); + *cp++ = ' '; + + pic_cont: + actr++; + } + + if (cp != arcs_cmdline) /* get rid of trailing space */ + --cp; + *cp = '\0'; + +#ifdef DEBUG_CMDLINE + printk(KERN_DEBUG "prom cmdline: %s\n", arcs_cmdline); +#endif +} diff --git a/arch/mips/fw/arc/env.c b/arch/mips/fw/arc/env.c new file mode 100644 index 000000000000..6f5dd42b96e2 --- /dev/null +++ b/arch/mips/fw/arc/env.c @@ -0,0 +1,27 @@ +/* + * 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. + * + * env.c: ARCS environment variable routines. + * + * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) + */ +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/string.h> + +#include <asm/fw/arc/types.h> +#include <asm/sgialib.h> + +PCHAR __init +ArcGetEnvironmentVariable(CHAR *name) +{ + return (CHAR *) ARC_CALL1(get_evar, name); +} + +LONG __init +ArcSetEnvironmentVariable(PCHAR name, PCHAR value) +{ + return ARC_CALL2(set_evar, name, value); +} diff --git a/arch/mips/fw/arc/file.c b/arch/mips/fw/arc/file.c new file mode 100644 index 000000000000..30335341b447 --- /dev/null +++ b/arch/mips/fw/arc/file.c @@ -0,0 +1,75 @@ +/* + * 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. + * + * ARC firmware interface. + * + * Copyright (C) 1994, 1995, 1996, 1999 Ralf Baechle + * Copyright (C) 1999 Silicon Graphics, Inc. + */ +#include <linux/init.h> + +#include <asm/fw/arc/types.h> +#include <asm/sgialib.h> + +LONG +ArcGetDirectoryEntry(ULONG FileID, struct linux_vdirent *Buffer, + ULONG N, ULONG *Count) +{ + return ARC_CALL4(get_vdirent, FileID, Buffer, N, Count); +} + +LONG +ArcOpen(CHAR *Path, enum linux_omode OpenMode, ULONG *FileID) +{ + return ARC_CALL3(open, Path, OpenMode, FileID); +} + +LONG +ArcClose(ULONG FileID) +{ + return ARC_CALL1(close, FileID); +} + +LONG +ArcRead(ULONG FileID, VOID *Buffer, ULONG N, ULONG *Count) +{ + return ARC_CALL4(read, FileID, Buffer, N, Count); +} + +LONG +ArcGetReadStatus(ULONG FileID) +{ + return ARC_CALL1(get_rstatus, FileID); +} + +LONG +ArcWrite(ULONG FileID, PVOID Buffer, ULONG N, PULONG Count) +{ + return ARC_CALL4(write, FileID, Buffer, N, Count); +} + +LONG +ArcSeek(ULONG FileID, struct linux_bigint *Position, enum linux_seekmode SeekMode) +{ + return ARC_CALL3(seek, FileID, Position, SeekMode); +} + +LONG +ArcMount(char *name, enum linux_mountops op) +{ + return ARC_CALL2(mount, name, op); +} + +LONG +ArcGetFileInformation(ULONG FileID, struct linux_finfo *Information) +{ + return ARC_CALL2(get_finfo, FileID, Information); +} + +LONG ArcSetFileInformation(ULONG FileID, ULONG AttributeFlags, + ULONG AttributeMask) +{ + return ARC_CALL3(set_finfo, FileID, AttributeFlags, AttributeMask); +} diff --git a/arch/mips/fw/arc/identify.c b/arch/mips/fw/arc/identify.c new file mode 100644 index 000000000000..28dfd2e2989a --- /dev/null +++ b/arch/mips/fw/arc/identify.c @@ -0,0 +1,121 @@ +/* + * 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. + * + * identify.c: identify machine by looking up system identifier + * + * Copyright (C) 1998 Thomas Bogendoerfer + * + * This code is based on arch/mips/sgi/kernel/system.c, which is + * + * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) + */ +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/string.h> + +#include <asm/sgialib.h> +#include <asm/bootinfo.h> + +struct smatch { + char *arcname; + char *liname; + int type; + int flags; +}; + +static struct smatch mach_table[] = { + { + .arcname = "SGI-IP22", + .liname = "SGI Indy", + .type = MACH_SGI_IP22, + .flags = PROM_FLAG_ARCS, + }, { + .arcname = "SGI-IP27", + .liname = "SGI Origin", + .type = MACH_SGI_IP27, + .flags = PROM_FLAG_ARCS, + }, { + .arcname = "SGI-IP28", + .liname = "SGI IP28", + .type = MACH_SGI_IP28, + .flags = PROM_FLAG_ARCS, + }, { + .arcname = "SGI-IP30", + .liname = "SGI Octane", + .type = MACH_SGI_IP30, + .flags = PROM_FLAG_ARCS, + }, { + .arcname = "SGI-IP32", + .liname = "SGI O2", + .type = MACH_SGI_IP32, + .flags = PROM_FLAG_ARCS, + }, { + .arcname = "Microsoft-Jazz", + .liname = "Jazz MIPS_Magnum_4000", + .type = MACH_MIPS_MAGNUM_4000, + .flags = 0, + }, { + .arcname = "PICA-61", + .liname = "Jazz Acer_PICA_61", + .type = MACH_ACER_PICA_61, + .flags = 0, + }, { + .arcname = "RM200PCI", + .liname = "SNI RM200_PCI", + .type = MACH_SNI_RM200_PCI, + .flags = PROM_FLAG_DONT_FREE_TEMP, + } +}; + +int prom_flags; + +static struct smatch * __init string_to_mach(const char *s) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(mach_table); i++) { + if (!strcmp(s, mach_table[i].arcname)) + return &mach_table[i]; + } + + panic("Yeee, could not determine architecture type <%s>", s); +} + +char *system_type; + +const char *get_system_type(void) +{ + return system_type; +} + +void __init prom_identify_arch(void) +{ + pcomponent *p; + struct smatch *mach; + const char *iname; + + /* + * The root component tells us what machine architecture we have here. + */ + p = ArcGetChild(PROM_NULL_COMPONENT); + if (p == NULL) { +#ifdef CONFIG_SGI_IP27 + /* IP27 PROM misbehaves, seems to not implement ARC + GetChild(). So we just assume it's an IP27. */ + iname = "SGI-IP27"; +#else + iname = "Unknown"; +#endif + } else + iname = (char *) (long) p->iname; + + printk("ARCH: %s\n", iname); + mach = string_to_mach(iname); + system_type = mach->liname; + + mips_machtype = mach->type; + prom_flags = mach->flags; +} diff --git a/arch/mips/fw/arc/init.c b/arch/mips/fw/arc/init.c new file mode 100644 index 000000000000..e2f75b13312f --- /dev/null +++ b/arch/mips/fw/arc/init.c @@ -0,0 +1,51 @@ +/* + * 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. + * + * PROM library initialisation code. + * + * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) + */ +#include <linux/init.h> +#include <linux/kernel.h> + +#include <asm/bootinfo.h> +#include <asm/sgialib.h> + +#undef DEBUG_PROM_INIT + +/* Master romvec interface. */ +struct linux_romvec *romvec; +int prom_argc; +LONG *_prom_argv, *_prom_envp; + +void __init prom_init(void) +{ + PSYSTEM_PARAMETER_BLOCK pb = PROMBLOCK; + + romvec = ROMVECTOR; + + prom_argc = fw_arg0; + _prom_argv = (LONG *) fw_arg1; + _prom_envp = (LONG *) fw_arg2; + + if (pb->magic != 0x53435241) { + printk(KERN_CRIT "Aieee, bad prom vector magic %08lx\n", + (unsigned long) pb->magic); + while(1) + ; + } + + prom_init_cmdline(); + prom_identify_arch(); + printk(KERN_INFO "PROMLIB: ARC firmware Version %d Revision %d\n", + pb->ver, pb->rev); + prom_meminit(); + +#ifdef DEBUG_PROM_INIT + pr_info("Press a key to reboot\n"); + ArcRead(0, &c, 1, &cnt); + ArcEnterInteractiveMode(); +#endif +} diff --git a/arch/mips/fw/arc/memory.c b/arch/mips/fw/arc/memory.c new file mode 100644 index 000000000000..8b8eea2b6cf6 --- /dev/null +++ b/arch/mips/fw/arc/memory.c @@ -0,0 +1,160 @@ +/* + * memory.c: PROM library functions for acquiring/using memory descriptors + * given to us from the ARCS firmware. + * + * Copyright (C) 1996 by David S. Miller + * Copyright (C) 1999, 2000, 2001 by Ralf Baechle + * Copyright (C) 1999, 2000 by Silicon Graphics, Inc. + * + * PROM library functions for acquiring/using memory descriptors given to us + * from the ARCS firmware. This is only used when CONFIG_ARC_MEMORY is set + * because on some machines like SGI IP27 the ARC memory configuration data + * completly bogus and alternate easier to use mechanisms are available. + */ +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/sched.h> +#include <linux/mm.h> +#include <linux/bootmem.h> +#include <linux/swap.h> + +#include <asm/sgialib.h> +#include <asm/page.h> +#include <asm/pgtable.h> +#include <asm/bootinfo.h> + +#undef DEBUG + +/* + * For ARC firmware memory functions the unit of meassuring memory is always + * a 4k page of memory + */ +#define ARC_PAGE_SHIFT 12 + +struct linux_mdesc * __init ArcGetMemoryDescriptor(struct linux_mdesc *Current) +{ + return (struct linux_mdesc *) ARC_CALL1(get_mdesc, Current); +} + +#ifdef DEBUG /* convenient for debugging */ +static char *arcs_mtypes[8] = { + "Exception Block", + "ARCS Romvec Page", + "Free/Contig RAM", + "Generic Free RAM", + "Bad Memory", + "Standalone Program Pages", + "ARCS Temp Storage Area", + "ARCS Permanent Storage Area" +}; + +static char *arc_mtypes[8] = { + "Exception Block", + "SystemParameterBlock", + "FreeMemory", + "Bad Memory", + "LoadedProgram", + "FirmwareTemporary", + "FirmwarePermanent", + "FreeContiguous" +}; +#define mtypes(a) (prom_flags & PROM_FLAG_ARCS) ? arcs_mtypes[a.arcs] \ + : arc_mtypes[a.arc] +#endif + +static inline int memtype_classify_arcs(union linux_memtypes type) +{ + switch (type.arcs) { + case arcs_fcontig: + case arcs_free: + return BOOT_MEM_RAM; + case arcs_atmp: + return BOOT_MEM_ROM_DATA; + case arcs_eblock: + case arcs_rvpage: + case arcs_bmem: + case arcs_prog: + case arcs_aperm: + return BOOT_MEM_RESERVED; + default: + BUG(); + } + while(1); /* Nuke warning. */ +} + +static inline int memtype_classify_arc(union linux_memtypes type) +{ + switch (type.arc) { + case arc_free: + case arc_fcontig: + return BOOT_MEM_RAM; + case arc_atmp: + return BOOT_MEM_ROM_DATA; + case arc_eblock: + case arc_rvpage: + case arc_bmem: + case arc_prog: + case arc_aperm: + return BOOT_MEM_RESERVED; + default: + BUG(); + } + while(1); /* Nuke warning. */ +} + +static int __init prom_memtype_classify(union linux_memtypes type) +{ + if (prom_flags & PROM_FLAG_ARCS) /* SGI is ``different'' ... */ + return memtype_classify_arcs(type); + + return memtype_classify_arc(type); +} + +void __init prom_meminit(void) +{ + struct linux_mdesc *p; + +#ifdef DEBUG + int i = 0; + + printk("ARCS MEMORY DESCRIPTOR dump:\n"); + p = ArcGetMemoryDescriptor(PROM_NULL_MDESC); + while(p) { + printk("[%d,%p]: base<%08lx> pages<%08lx> type<%s>\n", + i, p, p->base, p->pages, mtypes(p->type)); + p = ArcGetMemoryDescriptor(p); + i++; + } +#endif + + p = PROM_NULL_MDESC; + while ((p = ArcGetMemoryDescriptor(p))) { + unsigned long base, size; + long type; + + base = p->base << ARC_PAGE_SHIFT; + size = p->pages << ARC_PAGE_SHIFT; + type = prom_memtype_classify(p->type); + + add_memory_region(base, size, type); + } +} + +void __init prom_free_prom_memory(void) +{ + unsigned long addr; + int i; + + if (prom_flags & PROM_FLAG_DONT_FREE_TEMP) + return; + + for (i = 0; i < boot_mem_map.nr_map; i++) { + if (boot_mem_map.map[i].type != BOOT_MEM_ROM_DATA) + continue; + + addr = boot_mem_map.map[i].addr; + free_init_pages("prom memory", + addr, addr + boot_mem_map.map[i].size); + } +} diff --git a/arch/mips/fw/arc/misc.c b/arch/mips/fw/arc/misc.c new file mode 100644 index 000000000000..e527c5fd5a32 --- /dev/null +++ b/arch/mips/fw/arc/misc.c @@ -0,0 +1,89 @@ +/* + * 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. + * + * Miscellaneous ARCS PROM routines. + * + * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) + * Copyright (C) 1999 Ralf Baechle (ralf@gnu.org) + * Copyright (C) 1999 Silicon Graphics, Inc. + */ +#include <linux/init.h> +#include <linux/kernel.h> + +#include <asm/bcache.h> + +#include <asm/fw/arc/types.h> +#include <asm/sgialib.h> +#include <asm/bootinfo.h> +#include <asm/system.h> + +VOID +ArcHalt(VOID) +{ + bc_disable(); + local_irq_disable(); + ARC_CALL0(halt); +never: goto never; +} + +VOID +ArcPowerDown(VOID) +{ + bc_disable(); + local_irq_disable(); + ARC_CALL0(pdown); +never: goto never; +} + +/* XXX is this a soft reset basically? XXX */ +VOID +ArcRestart(VOID) +{ + bc_disable(); + local_irq_disable(); + ARC_CALL0(restart); +never: goto never; +} + +VOID +ArcReboot(VOID) +{ + bc_disable(); + local_irq_disable(); + ARC_CALL0(reboot); +never: goto never; +} + +VOID +ArcEnterInteractiveMode(VOID) +{ + bc_disable(); + local_irq_disable(); + ARC_CALL0(imode); +never: goto never; +} + +LONG +ArcSaveConfiguration(VOID) +{ + return ARC_CALL0(cfg_save); +} + +struct linux_sysid * +ArcGetSystemId(VOID) +{ + return (struct linux_sysid *) ARC_CALL0(get_sysid); +} + +VOID __init +ArcFlushAllCaches(VOID) +{ + ARC_CALL0(cache_flush); +} + +DISPLAY_STATUS * __init ArcGetDisplayStatus(ULONG FileID) +{ + return (DISPLAY_STATUS *) ARC_CALL1(GetDisplayStatus, FileID); +} diff --git a/arch/mips/fw/arc/promlib.c b/arch/mips/fw/arc/promlib.c new file mode 100644 index 000000000000..c508c00dbb64 --- /dev/null +++ b/arch/mips/fw/arc/promlib.c @@ -0,0 +1,43 @@ +/* + * 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) 1996 David S. Miller (dm@sgi.com) + * Compability with board caches, Ulf Carlsson + */ +#include <linux/kernel.h> +#include <asm/sgialib.h> +#include <asm/bcache.h> + +/* + * IP22 boardcache is not compatible with board caches. Thus we disable it + * during romvec action. Since r4xx0.c is always compiled and linked with your + * kernel, this shouldn't cause any harm regardless what MIPS processor you + * have. + * + * The ARC write and read functions seem to interfere with the serial lines + * in some way. You should be careful with them. + */ + +void prom_putchar(char c) +{ + ULONG cnt; + CHAR it = c; + + bc_disable(); + ArcWrite(1, &it, 1, &cnt); + bc_enable(); +} + +char prom_getchar(void) +{ + ULONG cnt; + CHAR c; + + bc_disable(); + ArcRead(0, &c, 1, &cnt); + bc_enable(); + + return c; +} diff --git a/arch/mips/fw/arc/salone.c b/arch/mips/fw/arc/salone.c new file mode 100644 index 000000000000..e6afb64723d0 --- /dev/null +++ b/arch/mips/fw/arc/salone.c @@ -0,0 +1,24 @@ +/* + * Routines to load into memory and execute stand-along program images using + * ARCS PROM firmware. + * + * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) + */ +#include <linux/init.h> +#include <asm/sgialib.h> + +LONG __init ArcLoad(CHAR *Path, ULONG TopAddr, ULONG *ExecAddr, ULONG *LowAddr) +{ + return ARC_CALL4(load, Path, TopAddr, ExecAddr, LowAddr); +} + +LONG __init ArcInvoke(ULONG ExecAddr, ULONG StackAddr, ULONG Argc, CHAR *Argv[], + CHAR *Envp[]) +{ + return ARC_CALL5(invoke, ExecAddr, StackAddr, Argc, Argv, Envp); +} + +LONG __init ArcExecute(CHAR *Path, LONG Argc, CHAR *Argv[], CHAR *Envp[]) +{ + return ARC_CALL4(exec, Path, Argc, Argv, Envp); +} diff --git a/arch/mips/fw/arc/time.c b/arch/mips/fw/arc/time.c new file mode 100644 index 000000000000..42138c837d48 --- /dev/null +++ b/arch/mips/fw/arc/time.c @@ -0,0 +1,25 @@ +/* + * 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. + * + * Extracting time information from ARCS prom. + * + * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) + */ +#include <linux/init.h> + +#include <asm/fw/arc/types.h> +#include <asm/sgialib.h> + +struct linux_tinfo * __init +ArcGetTime(VOID) +{ + return (struct linux_tinfo *) ARC_CALL0(get_tinfo); +} + +ULONG __init +ArcGetRelativeTime(VOID) +{ + return ARC_CALL0(get_rtime); +} diff --git a/arch/mips/fw/arc/tree.c b/arch/mips/fw/arc/tree.c new file mode 100644 index 000000000000..d68e5a59c1f6 --- /dev/null +++ b/arch/mips/fw/arc/tree.c @@ -0,0 +1,127 @@ +/* + * 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. + * + * PROM component device tree code. + * + * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) + * Copyright (C) 1999 Ralf Baechle (ralf@gnu.org) + * Copyright (C) 1999 Silicon Graphics, Inc. + */ +#include <linux/init.h> +#include <asm/fw/arc/types.h> +#include <asm/sgialib.h> + +#undef DEBUG_PROM_TREE + +pcomponent * __init +ArcGetPeer(pcomponent *Current) +{ + if (Current == PROM_NULL_COMPONENT) + return PROM_NULL_COMPONENT; + + return (pcomponent *) ARC_CALL1(next_component, Current); +} + +pcomponent * __init +ArcGetChild(pcomponent *Current) +{ + return (pcomponent *) ARC_CALL1(child_component, Current); +} + +pcomponent * __init +ArcGetParent(pcomponent *Current) +{ + if (Current == PROM_NULL_COMPONENT) + return PROM_NULL_COMPONENT; + + return (pcomponent *) ARC_CALL1(parent_component, Current); +} + +LONG __init +ArcGetConfigurationData(VOID *Buffer, pcomponent *Current) +{ + return ARC_CALL2(component_data, Buffer, Current); +} + +pcomponent * __init +ArcAddChild(pcomponent *Current, pcomponent *Template, VOID *ConfigurationData) +{ + return (pcomponent *) + ARC_CALL3(child_add, Current, Template, ConfigurationData); +} + +LONG __init +ArcDeleteComponent(pcomponent *ComponentToDelete) +{ + return ARC_CALL1(comp_del, ComponentToDelete); +} + +pcomponent * __init +ArcGetComponent(CHAR *Path) +{ + return (pcomponent *)ARC_CALL1(component_by_path, Path); +} + +#ifdef DEBUG_PROM_TREE + +static char *classes[] = { + "system", "processor", "cache", "adapter", "controller", "peripheral", + "memory" +}; + +static char *types[] = { + "arc", "cpu", "fpu", "picache", "pdcache", "sicache", "sdcache", + "sccache", "memdev", "eisa adapter", "tc adapter", "scsi adapter", + "dti adapter", "multi-func adapter", "disk controller", + "tp controller", "cdrom controller", "worm controller", + "serial controller", "net controller", "display controller", + "parallel controller", "pointer controller", "keyboard controller", + "audio controller", "misc controller", "disk peripheral", + "floppy peripheral", "tp peripheral", "modem peripheral", + "monitor peripheral", "printer peripheral", "pointer peripheral", + "keyboard peripheral", "terminal peripheral", "line peripheral", + "net peripheral", "misc peripheral", "anonymous" +}; + +static char *iflags[] = { + "bogus", "read only", "removable", "console in", "console out", + "input", "output" +}; + +static void __init +dump_component(pcomponent *p) +{ + printk("[%p]:class<%s>type<%s>flags<%s>ver<%d>rev<%d>", + p, classes[p->class], types[p->type], + iflags[p->iflags], p->vers, p->rev); + printk("key<%08lx>\n\tamask<%08lx>cdsize<%d>ilen<%d>iname<%s>\n", + p->key, p->amask, (int)p->cdsize, (int)p->ilen, p->iname); +} + +static void __init +traverse(pcomponent *p, int op) +{ + dump_component(p); + if(ArcGetChild(p)) + traverse(ArcGetChild(p), 1); + if(ArcGetPeer(p) && op) + traverse(ArcGetPeer(p), 1); +} + +void __init +prom_testtree(void) +{ + pcomponent *p; + + p = ArcGetChild(PROM_NULL_COMPONENT); + dump_component(p); + p = ArcGetChild(p); + while(p) { + dump_component(p); + p = ArcGetPeer(p); + } +} + +#endif /* DEBUG_PROM_TREE */ diff --git a/arch/mips/fw/cfe/Makefile b/arch/mips/fw/cfe/Makefile new file mode 100644 index 000000000000..8f20044c0adf --- /dev/null +++ b/arch/mips/fw/cfe/Makefile @@ -0,0 +1,5 @@ +# +# Makefile for the Broadcom Common Firmware Environment support +# + +lib-y += cfe_api.o diff --git a/arch/mips/fw/cfe/cfe_api.c b/arch/mips/fw/cfe/cfe_api.c new file mode 100644 index 000000000000..a9f69e4e40ac --- /dev/null +++ b/arch/mips/fw/cfe/cfe_api.c @@ -0,0 +1,502 @@ +/* + * Copyright (C) 2000, 2001, 2002 Broadcom Corporation + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +/* ********************************************************************* + * + * Broadcom Common Firmware Environment (CFE) + * + * Device Function stubs File: cfe_api.c + * + * This module contains device function stubs (small routines to + * call the standard "iocb" interface entry point to CFE). + * There should be one routine here per iocb function call. + * + * Authors: Mitch Lichtenberg, Chris Demetriou + * + ********************************************************************* */ + +#include <asm/fw/cfe/cfe_api.h> +#include "cfe_api_int.h" + +/* Cast from a native pointer to a cfe_xptr_t and back. */ +#define XPTR_FROM_NATIVE(n) ((cfe_xptr_t) (intptr_t) (n)) +#define NATIVE_FROM_XPTR(x) ((void *) (intptr_t) (x)) + +#ifdef CFE_API_IMPL_NAMESPACE +#define cfe_iocb_dispatch(a) __cfe_iocb_dispatch(a) +#endif +int cfe_iocb_dispatch(cfe_xiocb_t * xiocb); + +#if defined(CFE_API_common) || defined(CFE_API_ALL) +/* + * Declare the dispatch function with args of "intptr_t". + * This makes sure whatever model we're compiling in + * puts the pointers in a single register. For example, + * combining -mlong64 and -mips1 or -mips2 would lead to + * trouble, since the handle and IOCB pointer will be + * passed in two registers each, and CFE expects one. + */ + +static int (*cfe_dispfunc) (intptr_t handle, intptr_t xiocb) = 0; +static cfe_xuint_t cfe_handle = 0; + +int cfe_init(cfe_xuint_t handle, cfe_xuint_t ept) +{ + cfe_dispfunc = NATIVE_FROM_XPTR(ept); + cfe_handle = handle; + return 0; +} + +int cfe_iocb_dispatch(cfe_xiocb_t * xiocb) +{ + if (!cfe_dispfunc) + return -1; + return (*cfe_dispfunc) ((intptr_t) cfe_handle, (intptr_t) xiocb); +} +#endif /* CFE_API_common || CFE_API_ALL */ + +#if defined(CFE_API_close) || defined(CFE_API_ALL) +int cfe_close(int handle) +{ + cfe_xiocb_t xiocb; + + xiocb.xiocb_fcode = CFE_CMD_DEV_CLOSE; + xiocb.xiocb_status = 0; + xiocb.xiocb_handle = handle; + xiocb.xiocb_flags = 0; + xiocb.xiocb_psize = 0; + + cfe_iocb_dispatch(&xiocb); + + return xiocb.xiocb_status; + +} +#endif /* CFE_API_close || CFE_API_ALL */ + +#if defined(CFE_API_cpu_start) || defined(CFE_API_ALL) +int cfe_cpu_start(int cpu, void (*fn) (void), long sp, long gp, long a1) +{ + cfe_xiocb_t xiocb; + + xiocb.xiocb_fcode = CFE_CMD_FW_CPUCTL; + xiocb.xiocb_status = 0; + xiocb.xiocb_handle = 0; + xiocb.xiocb_flags = 0; + xiocb.xiocb_psize = sizeof(xiocb_cpuctl_t); + xiocb.plist.xiocb_cpuctl.cpu_number = cpu; + xiocb.plist.xiocb_cpuctl.cpu_command = CFE_CPU_CMD_START; + xiocb.plist.xiocb_cpuctl.gp_val = gp; + xiocb.plist.xiocb_cpuctl.sp_val = sp; + xiocb.plist.xiocb_cpuctl.a1_val = a1; + xiocb.plist.xiocb_cpuctl.start_addr = (long) fn; + + cfe_iocb_dispatch(&xiocb); + + return xiocb.xiocb_status; +} +#endif /* CFE_API_cpu_start || CFE_API_ALL */ + +#if defined(CFE_API_cpu_stop) || defined(CFE_API_ALL) +int cfe_cpu_stop(int cpu) +{ + cfe_xiocb_t xiocb; + + xiocb.xiocb_fcode = CFE_CMD_FW_CPUCTL; + xiocb.xiocb_status = 0; + xiocb.xiocb_handle = 0; + xiocb.xiocb_flags = 0; + xiocb.xiocb_psize = sizeof(xiocb_cpuctl_t); + xiocb.plist.xiocb_cpuctl.cpu_number = cpu; + xiocb.plist.xiocb_cpuctl.cpu_command = CFE_CPU_CMD_STOP; + + cfe_iocb_dispatch(&xiocb); + + return xiocb.xiocb_status; +} +#endif /* CFE_API_cpu_stop || CFE_API_ALL */ + +#if defined(CFE_API_enumenv) || defined(CFE_API_ALL) +int cfe_enumenv(int idx, char *name, int namelen, char *val, int vallen) +{ + cfe_xiocb_t xiocb; + + xiocb.xiocb_fcode = CFE_CMD_ENV_SET; + xiocb.xiocb_status = 0; + xiocb.xiocb_handle = 0; + xiocb.xiocb_flags = 0; + xiocb.xiocb_psize = sizeof(xiocb_envbuf_t); + xiocb.plist.xiocb_envbuf.enum_idx = idx; + xiocb.plist.xiocb_envbuf.name_ptr = XPTR_FROM_NATIVE(name); + xiocb.plist.xiocb_envbuf.name_length = namelen; + xiocb.plist.xiocb_envbuf.val_ptr = XPTR_FROM_NATIVE(val); + xiocb.plist.xiocb_envbuf.val_length = vallen; + + cfe_iocb_dispatch(&xiocb); + + return xiocb.xiocb_status; +} +#endif /* CFE_API_enumenv || CFE_API_ALL */ + +#if defined(CFE_API_enummem) || defined(CFE_API_ALL) +int +cfe_enummem(int idx, int flags, cfe_xuint_t * start, cfe_xuint_t * length, + cfe_xuint_t * type) +{ + cfe_xiocb_t xiocb; + + xiocb.xiocb_fcode = CFE_CMD_FW_MEMENUM; + xiocb.xiocb_status = 0; + xiocb.xiocb_handle = 0; + xiocb.xiocb_flags = flags; + xiocb.xiocb_psize = sizeof(xiocb_meminfo_t); + xiocb.plist.xiocb_meminfo.mi_idx = idx; + + cfe_iocb_dispatch(&xiocb); + + if (xiocb.xiocb_status < 0) + return xiocb.xiocb_status; + + *start = xiocb.plist.xiocb_meminfo.mi_addr; + *length = xiocb.plist.xiocb_meminfo.mi_size; + *type = xiocb.plist.xiocb_meminfo.mi_type; + + return 0; +} +#endif /* CFE_API_enummem || CFE_API_ALL */ + +#if defined(CFE_API_exit) || defined(CFE_API_ALL) +int cfe_exit(int warm, int status) +{ + cfe_xiocb_t xiocb; + + xiocb.xiocb_fcode = CFE_CMD_FW_RESTART; + xiocb.xiocb_status = 0; + xiocb.xiocb_handle = 0; + xiocb.xiocb_flags = warm ? CFE_FLG_WARMSTART : 0; + xiocb.xiocb_psize = sizeof(xiocb_exitstat_t); + xiocb.plist.xiocb_exitstat.status = status; + + cfe_iocb_dispatch(&xiocb); + + return xiocb.xiocb_status; +} +#endif /* CFE_API_exit || CFE_API_ALL */ + +#if defined(CFE_API_flushcache) || defined(CFE_API_ALL) +int cfe_flushcache(int flg) +{ + cfe_xiocb_t xiocb; + + xiocb.xiocb_fcode = CFE_CMD_FW_FLUSHCACHE; + xiocb.xiocb_status = 0; + xiocb.xiocb_handle = 0; + xiocb.xiocb_flags = flg; + xiocb.xiocb_psize = 0; + + cfe_iocb_dispatch(&xiocb); + + return xiocb.xiocb_status; +} +#endif /* CFE_API_flushcache || CFE_API_ALL */ + +#if defined(CFE_API_getdevinfo) || defined(CFE_API_ALL) +int cfe_getdevinfo(char *name) +{ + cfe_xiocb_t xiocb; + + xiocb.xiocb_fcode = CFE_CMD_DEV_GETINFO; + xiocb.xiocb_status = 0; + xiocb.xiocb_handle = 0; + xiocb.xiocb_flags = 0; + xiocb.xiocb_psize = sizeof(xiocb_buffer_t); + xiocb.plist.xiocb_buffer.buf_offset = 0; + xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(name); + xiocb.plist.xiocb_buffer.buf_length = cfe_strlen(name); + + cfe_iocb_dispatch(&xiocb); + + if (xiocb.xiocb_status < 0) + return xiocb.xiocb_status; + return xiocb.plist.xiocb_buffer.buf_devflags; +} +#endif /* CFE_API_getdevinfo || CFE_API_ALL */ + +#if defined(CFE_API_getenv) || defined(CFE_API_ALL) +int cfe_getenv(char *name, char *dest, int destlen) +{ + cfe_xiocb_t xiocb; + + *dest = 0; + + xiocb.xiocb_fcode = CFE_CMD_ENV_GET; + xiocb.xiocb_status = 0; + xiocb.xiocb_handle = 0; + xiocb.xiocb_flags = 0; + xiocb.xiocb_psize = sizeof(xiocb_envbuf_t); + xiocb.plist.xiocb_envbuf.enum_idx = 0; + xiocb.plist.xiocb_envbuf.name_ptr = XPTR_FROM_NATIVE(name); + xiocb.plist.xiocb_envbuf.name_length = cfe_strlen(name); + xiocb.plist.xiocb_envbuf.val_ptr = XPTR_FROM_NATIVE(dest); + xiocb.plist.xiocb_envbuf.val_length = destlen; + + cfe_iocb_dispatch(&xiocb); + + return xiocb.xiocb_status; +} +#endif /* CFE_API_getenv || CFE_API_ALL */ + +#if defined(CFE_API_getfwinfo) || defined(CFE_API_ALL) +int cfe_getfwinfo(cfe_fwinfo_t * info) +{ + cfe_xiocb_t xiocb; + + xiocb.xiocb_fcode = CFE_CMD_FW_GETINFO; + xiocb.xiocb_status = 0; + xiocb.xiocb_handle = 0; + xiocb.xiocb_flags = 0; + xiocb.xiocb_psize = sizeof(xiocb_fwinfo_t); + + cfe_iocb_dispatch(&xiocb); + + if (xiocb.xiocb_status < 0) + return xiocb.xiocb_status; + + info->fwi_version = xiocb.plist.xiocb_fwinfo.fwi_version; + info->fwi_totalmem = xiocb.plist.xiocb_fwinfo.fwi_totalmem; + info->fwi_flags = xiocb.plist.xiocb_fwinfo.fwi_flags; + info->fwi_boardid = xiocb.plist.xiocb_fwinfo.fwi_boardid; + info->fwi_bootarea_va = xiocb.plist.xiocb_fwinfo.fwi_bootarea_va; + info->fwi_bootarea_pa = xiocb.plist.xiocb_fwinfo.fwi_bootarea_pa; + info->fwi_bootarea_size = + xiocb.plist.xiocb_fwinfo.fwi_bootarea_size; +#if 0 + info->fwi_reserved1 = xiocb.plist.xiocb_fwinfo.fwi_reserved1; + info->fwi_reserved2 = xiocb.plist.xiocb_fwinfo.fwi_reserved2; + info->fwi_reserved3 = xiocb.plist.xiocb_fwinfo.fwi_reserved3; +#endif + + return 0; +} +#endif /* CFE_API_getfwinfo || CFE_API_ALL */ + +#if defined(CFE_API_getstdhandle) || defined(CFE_API_ALL) +int cfe_getstdhandle(int flg) +{ + cfe_xiocb_t xiocb; + + xiocb.xiocb_fcode = CFE_CMD_DEV_GETHANDLE; + xiocb.xiocb_status = 0; + xiocb.xiocb_handle = 0; + xiocb.xiocb_flags = flg; + xiocb.xiocb_psize = 0; + + cfe_iocb_dispatch(&xiocb); + + if (xiocb.xiocb_status < 0) + return xiocb.xiocb_status; + return xiocb.xiocb_handle; +} +#endif /* CFE_API_getstdhandle || CFE_API_ALL */ + +#if defined(CFE_API_getticks) || defined(CFE_API_ALL) +int64_t +#ifdef CFE_API_IMPL_NAMESPACE +__cfe_getticks(void) +#else +cfe_getticks(void) +#endif +{ + cfe_xiocb_t xiocb; + + xiocb.xiocb_fcode = CFE_CMD_FW_GETTIME; + xiocb.xiocb_status = 0; + xiocb.xiocb_handle = 0; + xiocb.xiocb_flags = 0; + xiocb.xiocb_psize = sizeof(xiocb_time_t); + xiocb.plist.xiocb_time.ticks = 0; + + cfe_iocb_dispatch(&xiocb); + + return xiocb.plist.xiocb_time.ticks; + +} +#endif /* CFE_API_getticks || CFE_API_ALL */ + +#if defined(CFE_API_inpstat) || defined(CFE_API_ALL) +int cfe_inpstat(int handle) +{ + cfe_xiocb_t xiocb; + + xiocb.xiocb_fcode = CFE_CMD_DEV_INPSTAT; + xiocb.xiocb_status = 0; + xiocb.xiocb_handle = handle; + xiocb.xiocb_flags = 0; + xiocb.xiocb_psize = sizeof(xiocb_inpstat_t); + xiocb.plist.xiocb_inpstat.inp_status = 0; + + cfe_iocb_dispatch(&xiocb); + + if (xiocb.xiocb_status < 0) + return xiocb.xiocb_status; + return xiocb.plist.xiocb_inpstat.inp_status; +} +#endif /* CFE_API_inpstat || CFE_API_ALL */ + +#if defined(CFE_API_ioctl) || defined(CFE_API_ALL) +int +cfe_ioctl(int handle, unsigned int ioctlnum, unsigned char *buffer, + int length, int *retlen, cfe_xuint_t offset) +{ + cfe_xiocb_t xiocb; + + xiocb.xiocb_fcode = CFE_CMD_DEV_IOCTL; + xiocb.xiocb_status = 0; + xiocb.xiocb_handle = handle; + xiocb.xiocb_flags = 0; + xiocb.xiocb_psize = sizeof(xiocb_buffer_t); + xiocb.plist.xiocb_buffer.buf_offset = offset; + xiocb.plist.xiocb_buffer.buf_ioctlcmd = ioctlnum; + xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(buffer); + xiocb.plist.xiocb_buffer.buf_length = length; + + cfe_iocb_dispatch(&xiocb); + + if (retlen) + *retlen = xiocb.plist.xiocb_buffer.buf_retlen; + return xiocb.xiocb_status; +} +#endif /* CFE_API_ioctl || CFE_API_ALL */ + +#if defined(CFE_API_open) || defined(CFE_API_ALL) +int cfe_open(char *name) +{ + cfe_xiocb_t xiocb; + + xiocb.xiocb_fcode = CFE_CMD_DEV_OPEN; + xiocb.xiocb_status = 0; + xiocb.xiocb_handle = 0; + xiocb.xiocb_flags = 0; + xiocb.xiocb_psize = sizeof(xiocb_buffer_t); + xiocb.plist.xiocb_buffer.buf_offset = 0; + xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(name); + xiocb.plist.xiocb_buffer.buf_length = cfe_strlen(name); + + cfe_iocb_dispatch(&xiocb); + + if (xiocb.xiocb_status < 0) + return xiocb.xiocb_status; + return xiocb.xiocb_handle; +} +#endif /* CFE_API_open || CFE_API_ALL */ + +#if defined(CFE_API_read) || defined(CFE_API_ALL) +int cfe_read(int handle, unsigned char *buffer, int length) +{ + return cfe_readblk(handle, 0, buffer, length); +} +#endif /* CFE_API_read || CFE_API_ALL */ + +#if defined(CFE_API_readblk) || defined(CFE_API_ALL) +int +cfe_readblk(int handle, cfe_xint_t offset, unsigned char *buffer, + int length) +{ + cfe_xiocb_t xiocb; + + xiocb.xiocb_fcode = CFE_CMD_DEV_READ; + xiocb.xiocb_status = 0; + xiocb.xiocb_handle = handle; + xiocb.xiocb_flags = 0; + xiocb.xiocb_psize = sizeof(xiocb_buffer_t); + xiocb.plist.xiocb_buffer.buf_offset = offset; + xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(buffer); + xiocb.plist.xiocb_buffer.buf_length = length; + + cfe_iocb_dispatch(&xiocb); + + if (xiocb.xiocb_status < 0) + return xiocb.xiocb_status; + return xiocb.plist.xiocb_buffer.buf_retlen; +} +#endif /* CFE_API_readblk || CFE_API_ALL */ + +#if defined(CFE_API_setenv) || defined(CFE_API_ALL) +int cfe_setenv(char *name, char *val) +{ + cfe_xiocb_t xiocb; + + xiocb.xiocb_fcode = CFE_CMD_ENV_SET; + xiocb.xiocb_status = 0; + xiocb.xiocb_handle = 0; + xiocb.xiocb_flags = 0; + xiocb.xiocb_psize = sizeof(xiocb_envbuf_t); + xiocb.plist.xiocb_envbuf.enum_idx = 0; + xiocb.plist.xiocb_envbuf.name_ptr = XPTR_FROM_NATIVE(name); + xiocb.plist.xiocb_envbuf.name_length = cfe_strlen(name); + xiocb.plist.xiocb_envbuf.val_ptr = XPTR_FROM_NATIVE(val); + xiocb.plist.xiocb_envbuf.val_length = cfe_strlen(val); + + cfe_iocb_dispatch(&xiocb); + + return xiocb.xiocb_status; +} +#endif /* CFE_API_setenv || CFE_API_ALL */ + +#if (defined(CFE_API_strlen) || defined(CFE_API_ALL)) \ + && !defined(CFE_API_STRLEN_CUSTOM) +int cfe_strlen(char *name) +{ + int count = 0; + + while (*name++) + count++; + + return count; +} +#endif /* CFE_API_strlen || CFE_API_ALL */ + +#if defined(CFE_API_write) || defined(CFE_API_ALL) +int cfe_write(int handle, unsigned char *buffer, int length) +{ + return cfe_writeblk(handle, 0, buffer, length); +} +#endif /* CFE_API_write || CFE_API_ALL */ + +#if defined(CFE_API_writeblk) || defined(CFE_API_ALL) +int +cfe_writeblk(int handle, cfe_xint_t offset, unsigned char *buffer, + int length) +{ + cfe_xiocb_t xiocb; + + xiocb.xiocb_fcode = CFE_CMD_DEV_WRITE; + xiocb.xiocb_status = 0; + xiocb.xiocb_handle = handle; + xiocb.xiocb_flags = 0; + xiocb.xiocb_psize = sizeof(xiocb_buffer_t); + xiocb.plist.xiocb_buffer.buf_offset = offset; + xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(buffer); + xiocb.plist.xiocb_buffer.buf_length = length; + + cfe_iocb_dispatch(&xiocb); + + if (xiocb.xiocb_status < 0) + return xiocb.xiocb_status; + return xiocb.plist.xiocb_buffer.buf_retlen; +} +#endif /* CFE_API_writeblk || CFE_API_ALL */ diff --git a/arch/mips/fw/cfe/cfe_api_int.h b/arch/mips/fw/cfe/cfe_api_int.h new file mode 100644 index 000000000000..f7e5a64b55f3 --- /dev/null +++ b/arch/mips/fw/cfe/cfe_api_int.h @@ -0,0 +1,152 @@ +/* + * Copyright (C) 2000, 2001, 2002 Broadcom Corporation + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +/* ********************************************************************* + * + * Broadcom Common Firmware Environment (CFE) + * + * Device function prototypes File: cfe_api_int.h + * + * This header defines all internal types and macros for the + * library. This is stuff that's not exported to an app + * using the library. + * + * Authors: Mitch Lichtenberg, Chris Demetriou + * + ********************************************************************* */ + +#ifndef CFE_API_INT_H +#define CFE_API_INT_H + +/* ********************************************************************* + * Constants + ********************************************************************* */ + +#define CFE_CMD_FW_GETINFO 0 +#define CFE_CMD_FW_RESTART 1 +#define CFE_CMD_FW_BOOT 2 +#define CFE_CMD_FW_CPUCTL 3 +#define CFE_CMD_FW_GETTIME 4 +#define CFE_CMD_FW_MEMENUM 5 +#define CFE_CMD_FW_FLUSHCACHE 6 + +#define CFE_CMD_DEV_GETHANDLE 9 +#define CFE_CMD_DEV_ENUM 10 +#define CFE_CMD_DEV_OPEN 11 +#define CFE_CMD_DEV_INPSTAT 12 +#define CFE_CMD_DEV_READ 13 +#define CFE_CMD_DEV_WRITE 14 +#define CFE_CMD_DEV_IOCTL 15 +#define CFE_CMD_DEV_CLOSE 16 +#define CFE_CMD_DEV_GETINFO 17 + +#define CFE_CMD_ENV_ENUM 20 +#define CFE_CMD_ENV_GET 22 +#define CFE_CMD_ENV_SET 23 +#define CFE_CMD_ENV_DEL 24 + +#define CFE_CMD_MAX 32 + +#define CFE_CMD_VENDOR_USE 0x8000 /* codes above this are for customer use */ + +/* ********************************************************************* + * Structures + ********************************************************************* */ + +typedef uint64_t cfe_xuint_t; +typedef int64_t cfe_xint_t; +typedef int64_t cfe_xptr_t; + +typedef struct xiocb_buffer_s { + cfe_xuint_t buf_offset; /* offset on device (bytes) */ + cfe_xptr_t buf_ptr; /* pointer to a buffer */ + cfe_xuint_t buf_length; /* length of this buffer */ + cfe_xuint_t buf_retlen; /* returned length (for read ops) */ + cfe_xuint_t buf_ioctlcmd; /* IOCTL command (used only for IOCTLs) */ +} xiocb_buffer_t; + +#define buf_devflags buf_ioctlcmd /* returned device info flags */ + +typedef struct xiocb_inpstat_s { + cfe_xuint_t inp_status; /* 1 means input available */ +} xiocb_inpstat_t; + +typedef struct xiocb_envbuf_s { + cfe_xint_t enum_idx; /* 0-based enumeration index */ + cfe_xptr_t name_ptr; /* name string buffer */ + cfe_xint_t name_length; /* size of name buffer */ + cfe_xptr_t val_ptr; /* value string buffer */ + cfe_xint_t val_length; /* size of value string buffer */ +} xiocb_envbuf_t; + +typedef struct xiocb_cpuctl_s { + cfe_xuint_t cpu_number; /* cpu number to control */ + cfe_xuint_t cpu_command; /* command to issue to CPU */ + cfe_xuint_t start_addr; /* CPU start address */ + cfe_xuint_t gp_val; /* starting GP value */ + cfe_xuint_t sp_val; /* starting SP value */ + cfe_xuint_t a1_val; /* starting A1 value */ +} xiocb_cpuctl_t; + +typedef struct xiocb_time_s { + cfe_xint_t ticks; /* current time in ticks */ +} xiocb_time_t; + +typedef struct xiocb_exitstat_s { + cfe_xint_t status; +} xiocb_exitstat_t; + +typedef struct xiocb_meminfo_s { + cfe_xint_t mi_idx; /* 0-based enumeration index */ + cfe_xint_t mi_type; /* type of memory block */ + cfe_xuint_t mi_addr; /* physical start address */ + cfe_xuint_t mi_size; /* block size */ +} xiocb_meminfo_t; + +typedef struct xiocb_fwinfo_s { + cfe_xint_t fwi_version; /* major, minor, eco version */ + cfe_xint_t fwi_totalmem; /* total installed mem */ + cfe_xint_t fwi_flags; /* various flags */ + cfe_xint_t fwi_boardid; /* board ID */ + cfe_xint_t fwi_bootarea_va; /* VA of boot area */ + cfe_xint_t fwi_bootarea_pa; /* PA of boot area */ + cfe_xint_t fwi_bootarea_size; /* size of boot area */ + cfe_xint_t fwi_reserved1; + cfe_xint_t fwi_reserved2; + cfe_xint_t fwi_reserved3; +} xiocb_fwinfo_t; + +typedef struct cfe_xiocb_s { + cfe_xuint_t xiocb_fcode; /* IOCB function code */ + cfe_xint_t xiocb_status; /* return status */ + cfe_xint_t xiocb_handle; /* file/device handle */ + cfe_xuint_t xiocb_flags; /* flags for this IOCB */ + cfe_xuint_t xiocb_psize; /* size of parameter list */ + union { + xiocb_buffer_t xiocb_buffer; /* buffer parameters */ + xiocb_inpstat_t xiocb_inpstat; /* input status parameters */ + xiocb_envbuf_t xiocb_envbuf; /* environment function parameters */ + xiocb_cpuctl_t xiocb_cpuctl; /* CPU control parameters */ + xiocb_time_t xiocb_time; /* timer parameters */ + xiocb_meminfo_t xiocb_meminfo; /* memory arena info parameters */ + xiocb_fwinfo_t xiocb_fwinfo; /* firmware information */ + xiocb_exitstat_t xiocb_exitstat; /* Exit Status */ + } plist; +} cfe_xiocb_t; + +#endif /* CFE_API_INT_H */ |