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authorH. Peter Anvin <hpa@zytor.com>2010-04-29 16:53:17 -0700
committerH. Peter Anvin <hpa@zytor.com>2010-04-29 16:53:17 -0700
commitd9c5841e22231e4e49fd0a1004164e6fce59b7a6 (patch)
treee1f589c46b3ff79bbe7b1b2469f6362f94576da6 /arch/arm/mm/Kconfig
parentb701a47ba48b698976fb2fe05fb285b0edc1d26a (diff)
parent5967ed87ade85a421ef814296c3c7f182b08c225 (diff)
Merge branch 'x86/asm' into x86/atomic
Merge reason: Conflict between LOCK_PREFIX_HERE and relative alternatives pointers Resolved Conflicts: arch/x86/include/asm/alternative.h arch/x86/kernel/alternative.c Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/arm/mm/Kconfig')
-rw-r--r--arch/arm/mm/Kconfig21
1 files changed, 17 insertions, 4 deletions
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index baf638487a2d..5bd7c89a6045 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -399,7 +399,7 @@ config CPU_V6
config CPU_32v6K
bool "Support ARM V6K processor extensions" if !SMP
depends on CPU_V6
- default y if SMP && !ARCH_MX3
+ default y if SMP && !(ARCH_MX3 || ARCH_OMAP2)
help
Say Y here if your ARMv6 processor supports the 'K' extension.
This enables the kernel to use some instructions not present
@@ -410,7 +410,7 @@ config CPU_32v6K
# ARMv7
config CPU_V7
bool "Support ARM V7 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB || MACH_REALVIEW_PBX
- select CPU_32v6K
+ select CPU_32v6K if !ARCH_OMAP2
select CPU_32v7
select CPU_ABRT_EV7
select CPU_PABRT_V7
@@ -736,6 +736,12 @@ config NEEDS_SYSCALL_FOR_CMPXCHG
config OUTER_CACHE
bool
+config OUTER_CACHE_SYNC
+ bool
+ help
+ The outer cache has a outer_cache_fns.sync function pointer
+ that can be used to drain the write buffer of the outer cache.
+
config CACHE_FEROCEON_L2
bool "Enable the Feroceon L2 cache controller"
depends on ARCH_KIRKWOOD || ARCH_MV78XX0
@@ -754,9 +760,10 @@ config CACHE_FEROCEON_L2_WRITETHROUGH
config CACHE_L2X0
bool "Enable the L2x0 outer cache controller"
depends on REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || MACH_REALVIEW_PB1176 || \
- REALVIEW_EB_A9MP || ARCH_MX35 || ARCH_MX31 || MACH_REALVIEW_PBX || ARCH_NOMADIK
+ REALVIEW_EB_A9MP || ARCH_MX35 || ARCH_MX31 || MACH_REALVIEW_PBX || ARCH_NOMADIK || ARCH_OMAP4
default y
select OUTER_CACHE
+ select OUTER_CACHE_SYNC
help
This option enables the L2x0 PrimeCell.
@@ -779,5 +786,11 @@ config CACHE_XSC3L2
config ARM_L1_CACHE_SHIFT
int
- default 6 if ARCH_OMAP3 || ARCH_S5PC1XX
+ default 6 if ARM_L1_CACHE_SHIFT_6
default 5
+
+config ARCH_HAS_BARRIERS
+ bool
+ help
+ This option allows the use of custom mandatory barriers
+ included via the mach/barriers.h file.