diff options
Diffstat (limited to 'arch/sh/mm/Kconfig')
| -rw-r--r-- | arch/sh/mm/Kconfig | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig index 64dc1ad59801..986a71b88ca3 100644 --- a/arch/sh/mm/Kconfig +++ b/arch/sh/mm/Kconfig @@ -82,9 +82,7 @@ config 32BIT config PMB_ENABLE bool "Support 32-bit physical addressing through PMB" - depends on MMU && EXPERIMENTAL && (CPU_SUBTYPE_SH7757 || CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785) - select 32BIT - default y + depends on MMU && EXPERIMENTAL && CPU_SH4A && !CPU_SH4AL_DSP help If you say Y here, physical addressing will be extended to 32-bits through the SH-4A PMB. If this is not set, legacy @@ -97,8 +95,7 @@ choice config PMB bool "PMB" - depends on MMU && EXPERIMENTAL && (CPU_SUBTYPE_SH7757 || CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785) - select 32BIT + depends on MMU && EXPERIMENTAL && CPU_SH4A && !CPU_SH4AL_DSP help If you say Y here, physical addressing will be extended to 32-bits through the SH-4A PMB. If this is not set, legacy @@ -106,9 +103,7 @@ config PMB config PMB_FIXED bool "fixed PMB" - depends on MMU && EXPERIMENTAL && (CPU_SUBTYPE_SH7757 || \ - CPU_SUBTYPE_SH7780 || \ - CPU_SUBTYPE_SH7785) + depends on MMU && EXPERIMENTAL && CPU_SH4A && !CPU_SH4AL_DSP select 32BIT help If this option is enabled, fixed PMB mappings are inherited @@ -227,7 +222,7 @@ endchoice choice prompt "HugeTLB page size" - depends on HUGETLB_PAGE && (CPU_SH4 || CPU_SH5) && MMU + depends on HUGETLB_PAGE default HUGETLB_PAGE_SIZE_1MB if PAGE_SIZE_64KB default HUGETLB_PAGE_SIZE_64K @@ -258,6 +253,15 @@ endchoice source "mm/Kconfig" +config SCHED_MC + bool "Multi-core scheduler support" + depends on SMP + default y + help + Multi-core scheduler support improves the CPU scheduler's decision + making when dealing with multi-core CPU chips at a cost of slightly + increased overhead in some places. If unsure say N here. + endmenu menu "Cache configuration" |