diff options
Diffstat (limited to 'src/arch/mips/include/arch/cache.h')
| -rw-r--r-- | src/arch/mips/include/arch/cache.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/arch/mips/include/arch/cache.h b/src/arch/mips/include/arch/cache.h index a9857414ce..8c7b6f1aeb 100644 --- a/src/arch/mips/include/arch/cache.h +++ b/src/arch/mips/include/arch/cache.h @@ -20,4 +20,33 @@ #ifndef __MIPS_ARCH_CACHE_H #define __MIPS_ARCH_CACHE_H +#include <stddef.h> +#include <stdint.h> + +#define get_icache_line() __get_line_size($16, 1, 19, 3) +#define get_dcache_line() __get_line_size($16, 1, 10, 3) +#define get_L2cache_line() __get_line_size($16, 2, 20, 4) + +#define CACHE_TYPE_SHIFT (0) +#define CACHE_OP_SHIFT (2) +#define CACHE_TYPE_MASK (0x3) +#define CACHE_OP_MASK (0x7) + +/* Cache type */ +#define ICACHE 0x00 +#define DCACHE 0x01 +#define L2CACHE 0x03 + +/* Cache operation*/ +#define WB_INVD 0x05 + +#define CACHE_CODE(type, op) ((((type) & (CACHE_TYPE_MASK)) << \ + (CACHE_TYPE_SHIFT)) | \ + (((op) & (CACHE_OP_MASK)) << (CACHE_OP_SHIFT))) + +/* Perform cache operation on cache lines for target addresses */ +void perform_cache_operation(uintptr_t start, size_t size, uint8_t operation); +/* Invalidate all caches: instruction, data, L2 data */ +void cache_invalidate_all(uintptr_t start, size_t size); + #endif /* __MIPS_ARCH_CACHE_H */ |