original_kernel/include/asm-sparc64/cache.h

19 lines
530 B
C

/*
* 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 SMP_CACHE_BYTES_SHIFT 6
#define SMP_CACHE_BYTES (1 << SMP_CACHE_BYTES_SHIFT) /* L2 cache line size. */
#define __read_mostly __attribute__((__section__(".data.read_mostly")))
#endif