diff options
Diffstat (limited to 'arch/mips/Kconfig')
| -rw-r--r-- | arch/mips/Kconfig | 61 |
1 files changed, 7 insertions, 54 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 50fdf6d99255..ba691d2bb4bf 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -4,6 +4,7 @@ config MIPS default y select ARCH_32BIT_OFF_T if !64BIT select ARCH_BINFMT_ELF_STATE if MIPS_FP_SUPPORT + select ARCH_HAS_CPU_CACHE_ALIASING select ARCH_HAS_CPU_FINALIZE_INIT select ARCH_HAS_CURRENT_STACK_POINTER if !CC_IS_CLANG || CLANG_VERSION >= 140000 select ARCH_HAS_DEBUG_VIRTUAL if !64BIT @@ -14,7 +15,7 @@ config MIPS select ARCH_HAS_STRNCPY_FROM_USER select ARCH_HAS_STRNLEN_USER select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST - select ARCH_HAS_UBSAN_SANITIZE_ALL + select ARCH_HAS_UBSAN select ARCH_HAS_GCOV_PROFILE_ALL select ARCH_KEEP_MEMBLOCK select ARCH_USE_BUILTIN_BSWAP @@ -81,6 +82,9 @@ config MIPS select HAVE_LD_DEAD_CODE_DATA_ELIMINATION select HAVE_MOD_ARCH_SPECIFIC select HAVE_NMI + select HAVE_PAGE_SIZE_4KB if !CPU_LOONGSON2EF && !CPU_LOONGSON64 + select HAVE_PAGE_SIZE_16KB if !CPU_R3000 + select HAVE_PAGE_SIZE_64KB if !CPU_R3000 select HAVE_PERF_EVENTS select HAVE_PERF_REGS select HAVE_PERF_USER_STACK_DUMP @@ -1629,6 +1633,8 @@ config CPU_CAVIUM_OCTEON depends on SYS_HAS_CPU_CAVIUM_OCTEON select CPU_HAS_PREFETCH select CPU_SUPPORTS_64BIT_KERNEL + select HAVE_PAGE_SIZE_8KB if !MIPS_VA_BITS_48 + select HAVE_PAGE_SIZE_32KB if !MIPS_VA_BITS_48 select WEAK_ORDERING select CPU_SUPPORTS_HIGHMEM select CPU_SUPPORTS_HUGEPAGES @@ -2088,59 +2094,6 @@ config ZBOOT_LOAD_ADDRESS This is only used if non-zero. -choice - prompt "Kernel page size" - default PAGE_SIZE_4KB - -config PAGE_SIZE_4KB - bool "4kB" - depends on !CPU_LOONGSON2EF && !CPU_LOONGSON64 - help - This option select the standard 4kB Linux page size. On some - R3000-family processors this is the only available page size. Using - 4kB page size will minimize memory consumption and is therefore - recommended for low memory systems. - -config PAGE_SIZE_8KB - bool "8kB" - depends on CPU_CAVIUM_OCTEON - depends on !MIPS_VA_BITS_48 - help - Using 8kB page size will result in higher performance kernel at - the price of higher memory consumption. This option is available - only on cnMIPS processors. Note that you will need a suitable Linux - distribution to support this. - -config PAGE_SIZE_16KB - bool "16kB" - depends on !CPU_R3000 - help - Using 16kB page size will result in higher performance kernel at - the price of higher memory consumption. This option is available on - all non-R3000 family processors. Note that you will need a suitable - Linux distribution to support this. - -config PAGE_SIZE_32KB - bool "32kB" - depends on CPU_CAVIUM_OCTEON - depends on !MIPS_VA_BITS_48 - help - Using 32kB page size will result in higher performance kernel at - the price of higher memory consumption. This option is available - only on cnMIPS cores. Note that you will need a suitable Linux - distribution to support this. - -config PAGE_SIZE_64KB - bool "64kB" - depends on !CPU_R3000 - help - Using 64kB page size will result in higher performance kernel at - the price of higher memory consumption. This option is available on - all non-R3000 family processor. Not that at the time of this - writing this option is still high experimental. - -endchoice - config ARCH_FORCE_MAX_ORDER int "Maximum zone order" default "13" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB |