diff options
Diffstat (limited to 'include/asm-sparc64/cache.h')
| -rw-r--r-- | include/asm-sparc64/cache.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/asm-sparc64/cache.h b/include/asm-sparc64/cache.h new file mode 100644 index 00000000000..ade5ec3bfd5 --- /dev/null +++ b/include/asm-sparc64/cache.h @@ -0,0 +1,17 @@ +/* + * include/asm-sparc64/cache.h + */ +#ifndef __ARCH_SPARC64_CACHE_H +#define __ARCH_SPARC64_CACHE_H + +/* bytes per L1 cache line */ +#define L1_CACHE_SHIFT 5 +#define L1_CACHE_BYTES 32 /* Two 16-byte sub-blocks per line. */ + +#define L1_CACHE_ALIGN(x) (((x)+(L1_CACHE_BYTES-1))&~(L1_CACHE_BYTES-1)) +#define L1_CACHE_SHIFT_MAX 5 /* largest L1 which this arch supports */ + +#define SMP_CACHE_BYTES_SHIFT 6 +#define SMP_CACHE_BYTES (1 << SMP_CACHE_BYTES_SHIFT) /* L2 cache line size. */ + +#endif |