diff options
Diffstat (limited to 'arch/alpha/Kconfig')
| -rw-r--r-- | arch/alpha/Kconfig | 63 |
1 files changed, 20 insertions, 43 deletions
diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig index ef179033a7c2..97fce7386b00 100644 --- a/arch/alpha/Kconfig +++ b/arch/alpha/Kconfig @@ -2,35 +2,30 @@ config ALPHA bool default y + select ARCH_32BIT_USTAT_F_TINODE select ARCH_MIGHT_HAVE_PC_PARPORT select ARCH_MIGHT_HAVE_PC_SERIO select ARCH_NO_PREEMPT select ARCH_NO_SG_CHAIN select ARCH_USE_CMPXCHG_LOCKREF + select DMA_OPS if PCI select FORCE_PCI if !ALPHA_JENSEN select PCI_DOMAINS if PCI select PCI_SYSCALL if PCI - select HAVE_AOUT select HAVE_ASM_MODVERSIONS - select HAVE_IDE - select HAVE_OPROFILE select HAVE_PCSPKR_PLATFORM select HAVE_PERF_EVENTS select NEED_DMA_MAP_STATE select NEED_SG_DMA_LENGTH - select VIRT_TO_BUS select GENERIC_IRQ_PROBE - select GENERIC_PCI_IOMAP if PCI + select GENERIC_PCI_IOMAP select AUTO_IRQ_AFFINITY if SMP select GENERIC_IRQ_SHOW select ARCH_WANT_IPC_PARSE_VERSION select ARCH_HAVE_NMI_SAFE_CMPXCHG select AUDIT_ARCH - select GENERIC_CLOCKEVENTS select GENERIC_CPU_VULNERABILITIES select GENERIC_SMP_IDLE_THREAD - select GENERIC_STRNCPY_FROM_USER - select GENERIC_STRNLEN_USER select HAVE_ARCH_AUDITSYSCALL select HAVE_MOD_ARCH_SPECIFIC select MODULES_USE_ELF_RELA @@ -38,6 +33,8 @@ config ALPHA select OLD_SIGSUSPEND select CPU_NO_EFFICIENT_FFS if !ALPHA_EV67 select MMU_GATHER_NO_RANGE + select SPARSEMEM_EXTREME if SPARSEMEM + select ZONE_DMA help The Alpha is a 64-bit general-purpose processor designed and marketed by the Digital Equipment Corporation of blessed memory, @@ -63,10 +60,6 @@ config GENERIC_CALIBRATE_DELAY bool default y -config ZONE_DMA - bool - default y - config GENERIC_ISA_DMA bool default y @@ -83,7 +76,7 @@ menu "System setup" choice prompt "Alpha system type" default ALPHA_GENERIC - ---help--- + help This is the system type of your hardware. A "generic" kernel will run on any supported Alpha system. However, if you configure a kernel for your specific system, it will be faster and smaller. @@ -203,7 +196,6 @@ config ALPHA_EIGER config ALPHA_JENSEN bool "Jensen" - depends on BROKEN select HAVE_EISA help DEC PC 150 AXP (aka Jensen): This is a very old Digital system - one @@ -480,7 +472,7 @@ config VGA_HOSE config ALPHA_QEMU bool "Run under QEMU emulation" depends on !ALPHA_GENERIC - ---help--- + help Assume the presence of special features supported by QEMU PALcode that reduce the overhead of system emulation. @@ -495,7 +487,7 @@ config ALPHA_SRM bool "Use SRM as bootloader" if ALPHA_CABRIOLET || ALPHA_AVANTI_CH || ALPHA_EB64P || ALPHA_PC164 || ALPHA_TAKARA || ALPHA_EB164 || ALPHA_ALCOR || ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_NAUTILUS || ALPHA_NONAME depends on TTY default y if ALPHA_JENSEN || ALPHA_MIKASA || ALPHA_SABLE || ALPHA_LYNX || ALPHA_NORITAKE || ALPHA_DP264 || ALPHA_RAWHIDE || ALPHA_EIGER || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_MARVEL - ---help--- + help There are two different types of booting firmware on Alphas: SRM, which is command line driven, and ARC, which uses menus and arrow keys. Details about the Linux/Alpha booting process are contained in @@ -521,7 +513,7 @@ config ARCH_MAY_HAVE_PC_FDC config SMP bool "Symmetric multi-processing support" depends on ALPHA_SABLE || ALPHA_LYNX || ALPHA_RAWHIDE || ALPHA_DP264 || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_GENERIC || ALPHA_SHARK || ALPHA_MARVEL - ---help--- + help This enables support for systems with more than one CPU. If you have a system with only one CPU, say N. If you have a system with more than one CPU, say Y. @@ -533,7 +525,7 @@ config SMP will run faster if you say N here. See also the SMP-HOWTO available at - <http://www.tldp.org/docs.html#howto>. + <https://www.tldp.org/docs.html#howto>. If you don't know what to do here, say N. @@ -545,23 +537,13 @@ config NR_CPUS default "4" if !ALPHA_GENERIC && !ALPHA_MARVEL help MARVEL support can handle a maximum of 32 CPUs, all the others - with working support have a maximum of 4 CPUs. + with working support have a maximum of 4 CPUs. -config ARCH_DISCONTIGMEM_ENABLE - bool "Discontiguous Memory Support" +config ARCH_SPARSEMEM_ENABLE + bool "Sparse Memory Support" help Say Y to support efficient handling of discontiguous physical memory, - for architectures which are either NUMA (Non-Uniform Memory Access) - or have huge holes in the physical address space for other reasons. - See <file:Documentation/vm/numa.rst> for more. - -config NUMA - bool "NUMA Support (EXPERIMENTAL)" - depends on DISCONTIGMEM && BROKEN - help - Say Y to compile the kernel to support NUMA (Non-Uniform Memory - Access). This option is for configuring high-end multiprocessor - server machines. If in doubt, say N. + for systems that have huge holes in the physical address space. config ALPHA_WTINT bool "Use WTINT" if ALPHA_SRM || ALPHA_GENERIC @@ -569,7 +551,7 @@ config ALPHA_WTINT default n if ALPHA_EV5 || ALPHA_EV56 || (ALPHA_EV4 && !ALPHA_LCA) default n if !ALPHA_SRM && !ALPHA_GENERIC default y if SMP - ---help--- + help The Wait for Interrupt (WTINT) PALcall attempts to place the CPU to sleep until the next interrupt. This may reduce the power consumed, and the heat produced by the computer. However, it has @@ -587,15 +569,10 @@ config ALPHA_WTINT If unsure, say N. -config NODES_SHIFT - int - default "7" - depends on NEED_MULTIPLE_NODES - # LARGE_VMALLOC is racy, if you *really* need it then fix it first config ALPHA_LARGE_VMALLOC bool - ---help--- + help Process creation and other aspects of virtual memory management can be streamlined if we restrict the kernel to one PGD for all vmalloc allocations. This equates to about 8GB. @@ -614,7 +591,7 @@ config VERBOSE_MCHECK_ON int "Verbose Printing Mode (0=off, 1=on, 2=all)" depends on VERBOSE_MCHECK default 1 - ---help--- + help This option allows the default printing mode to be set, and then possibly overridden by a boot command argument. @@ -633,7 +610,7 @@ choice default HZ_128 if ALPHA_QEMU default HZ_1200 if ALPHA_RAWHIDE default HZ_1024 - ---help--- + help The frequency at which timer interrupts occur. A high frequency minimizes latency, whereas a low frequency minimizes overhead of process accounting. The later effect is especially significant @@ -657,7 +634,7 @@ choice endchoice config HZ - int + int default 32 if HZ_32 default 64 if HZ_64 default 128 if HZ_128 @@ -668,7 +645,7 @@ config HZ config SRM_ENV tristate "SRM environment through procfs" depends on PROC_FS - ---help--- + help If you enable this option, a subdirectory inside /proc called /proc/srm_environment will give you access to the all important SRM environment variables (those which have a name) and also |