diff options
| -rw-r--r-- | arch/arm/cpu/armv7/cache_v7.c | 14 | ||||
| -rw-r--r-- | arch/arm/include/asm/armv7.h | 10 |
2 files changed, 17 insertions, 7 deletions
diff --git a/arch/arm/cpu/armv7/cache_v7.c b/arch/arm/cpu/armv7/cache_v7.c index 0f9d8377ed..e8ee875981 100644 --- a/arch/arm/cpu/armv7/cache_v7.c +++ b/arch/arm/cpu/armv7/cache_v7.c @@ -68,7 +68,7 @@ static void v7_inval_dcache_level_setway(u32 level, u32 num_sets, } } /* DSB to make sure the operation is complete */ - CP15DSB; + DSB; } static void v7_clean_inval_dcache_level_setway(u32 level, u32 num_sets, @@ -96,7 +96,7 @@ static void v7_clean_inval_dcache_level_setway(u32 level, u32 num_sets, } } /* DSB to make sure the operation is complete */ - CP15DSB; + DSB; } static void v7_maint_dcache_level_setway(u32 level, u32 operation) @@ -215,7 +215,7 @@ static void v7_dcache_maint_range(u32 start, u32 stop, u32 range_op) } /* DSB to make sure the operation is complete */ - CP15DSB; + DSB; } /* Invalidate TLB */ @@ -228,9 +228,9 @@ static void v7_inval_tlb(void) /* Invalidate entire instruction TLB */ asm volatile ("mcr p15, 0, %0, c8, c5, 0" : : "r" (0)); /* Full system DSB - make sure that the invalidation is complete */ - CP15DSB; + DSB; /* Full system ISB - make sure the instruction stream sees it */ - CP15ISB; + ISB; } void invalidate_dcache_all(void) @@ -343,10 +343,10 @@ void invalidate_icache_all(void) asm volatile ("mcr p15, 0, %0, c7, c5, 6" : : "r" (0)); /* Full system DSB - make sure that the invalidation is complete */ - CP15DSB; + DSB; /* ISB - make sure the instruction stream sees it */ - CP15ISB; + ISB; } #else void invalidate_icache_all(void) diff --git a/arch/arm/include/asm/armv7.h b/arch/arm/include/asm/armv7.h index 58d8b16121..cbe7dc1a5c 100644 --- a/arch/arm/include/asm/armv7.h +++ b/arch/arm/include/asm/armv7.h @@ -70,6 +70,16 @@ #define CP15DSB asm volatile ("mcr p15, 0, %0, c7, c10, 4" : : "r" (0)) #define CP15DMB asm volatile ("mcr p15, 0, %0, c7, c10, 5" : : "r" (0)) +#ifdef __ARM_ARCH_7A__ +#define ISB asm volatile ("isb" : : : "memory") +#define DSB asm volatile ("dsb" : : : "memory") +#define DMB asm volatile ("dmb" : : : "memory") +#else +#define ISB CP15ISB +#define DSB CP15DSB +#define DMB CP15DMB +#endif + /* * Workaround for ARM errata # 798870 * Set L2ACTLR[7] to reissue any memory transaction in the L2 that has been |