diff options
| -rw-r--r-- | arch/arm/cpu/armv7/cpu.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/cpu.c b/arch/arm/cpu/armv7/cpu.c index c6fa8ef..f01989f 100644 --- a/arch/arm/cpu/armv7/cpu.c +++ b/arch/arm/cpu/armv7/cpu.c @@ -36,6 +36,7 @@ #include <asm/system.h> #include <asm/cache.h> #include <asm/armv7.h> +#include <linux/compiler.h> void save_boot_params_default(u32 r0, u32 r1, u32 r2, u32 r3) { @@ -44,6 +45,8 @@ void save_boot_params_default(u32 r0, u32 r1, u32 r2, u32 r3) void save_boot_params(u32 r0, u32 r1, u32 r2, u32 r3) __attribute__((weak, alias("save_boot_params_default"))); +void __weak cpu_cache_initialization(void){} + int cleanup_before_linux(void) { /* @@ -81,5 +84,10 @@ int cleanup_before_linux(void) */ invalidate_dcache_all(); + /* + * Some CPU need more cache attention before starting the kernel. + */ + cpu_cache_initialization(); + return 0; } |