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-rw-r--r--arch/arm/mm/Kconfig8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 15f0284010c..5f472a8b406 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -351,6 +351,7 @@ config CPU_V6
select CPU_CACHE_V6
select CPU_CACHE_VIPT
select CPU_CP15_MMU
+ select CPU_HAS_ASID
select CPU_COPY_V6 if MMU
select CPU_TLB_V6 if MMU
@@ -376,6 +377,7 @@ config CPU_V7
select CPU_CACHE_V7
select CPU_CACHE_VIPT
select CPU_CP15_MMU
+ select CPU_HAS_ASID
select CPU_COPY_V6 if MMU
select CPU_TLB_V6 if MMU
@@ -498,6 +500,12 @@ config CPU_TLB_V6
endif
+config CPU_HAS_ASID
+ bool
+ help
+ This indicates whether the CPU has the ASID register; used to
+ tag TLB and possibly cache entries.
+
config CPU_CP15
bool
help