cache.h 542 B

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  1. /*
  2. * include/asm-alpha/cache.h
  3. */
  4. #ifndef __ARCH_ALPHA_CACHE_H
  5. #define __ARCH_ALPHA_CACHE_H
  6. /* Bytes per L1 (data) cache line. */
  7. #if defined(CONFIG_ALPHA_GENERIC) || defined(CONFIG_ALPHA_EV6)
  8. # define L1_CACHE_BYTES 64
  9. # define L1_CACHE_SHIFT 6
  10. #else
  11. /* Both EV4 and EV5 are write-through, read-allocate,
  12. direct-mapped, physical.
  13. */
  14. # define L1_CACHE_BYTES 32
  15. # define L1_CACHE_SHIFT 5
  16. #endif
  17. #define L1_CACHE_ALIGN(x) (((x)+(L1_CACHE_BYTES-1))&~(L1_CACHE_BYTES-1))
  18. #define SMP_CACHE_BYTES L1_CACHE_BYTES
  19. #endif