arch/sparc/include/asm/cache.h

   1 /* cache.h:  Cache specific code for the Sparc.  These include flushing
   2  *           and direct tag/data line access.
   3  *
   4  * Copyright (C) 1995, 2007 David S. Miller (davem@davemloft.net)
   5  */
   6
   7 #ifndef _SPARC_CACHE_H
   8 #define _SPARC_CACHE_H
   9
  10 #define ARCH_SLAB_MINALIGN      __alignof__(unsigned long long)
  11
  12 #define L1_CACHE_SHIFT 5
  13 #define L1_CACHE_BYTES 32
  14
  15 #ifdef CONFIG_SPARC32
  16 #define SMP_CACHE_BYTES_SHIFT 5
  17 #else
  18 #define SMP_CACHE_BYTES_SHIFT 6
  19 #endif
  20
  21 #define SMP_CACHE_BYTES (1 << SMP_CACHE_BYTES_SHIFT)
  22
  23 #define __read_mostly __attribute__((__section__(".data..read_mostly")))
  24
  25 #endif /* !(_SPARC_CACHE_H) */