include/asm-xtensa/cache.h

   1 /*
   2  * include/asm-xtensa/cacheflush.h
   3  *
   4  * This file is subject to the terms and conditions of the GNU General Public
   5  * License.  See the file "COPYING" in the main directory of this archive
   6  * for more details.
   7  * 2 of the License, or (at your option) any later version.
   8  *
   9  * (C) 2001 - 2005 Tensilica Inc.
  10  */
  11
  12 #ifndef _XTENSA_CACHE_H
  13 #define _XTENSA_CACHE_H
  14
  15 #include <xtensa/config/core.h>
  16
  17 #if XCHAL_ICACHE_SIZE > 0
  18 # if (XCHAL_ICACHE_SIZE % (XCHAL_ICACHE_LINESIZE*XCHAL_ICACHE_WAYS*4)) != 0
  19 #  error cache configuration outside expected/supported range!
  20 # endif
  21 #endif
  22
  23 #if XCHAL_DCACHE_SIZE > 0
  24 # if (XCHAL_DCACHE_SIZE % (XCHAL_DCACHE_LINESIZE*XCHAL_DCACHE_WAYS*4)) != 0
  25 #  error cache configuration outside expected/supported range!
  26 # endif
  27 #endif
  28
  29 #define L1_CACHE_SHIFT          XCHAL_CACHE_LINEWIDTH_MAX
  30 #define L1_CACHE_BYTES          XCHAL_CACHE_LINESIZE_MAX
  31
  32 #endif  /* _XTENSA_CACHE_H */