include/asm-sh/cpu-sh2/cache.h

   1 /*
   2  * include/asm-sh/cpu-sh2/cache.h
   3  *
   4  * Copyright (C) 2003 Paul Mundt
   5  *
   6  * This file is subject to the terms and conditions of the GNU General Public
   7  * License.  See the file "COPYING" in the main directory of this archive
   8  * for more details.
   9  */
  10 #ifndef __ASM_CPU_SH2_CACHE_H
  11 #define __ASM_CPU_SH2_CACHE_H
  12
  13 #define L1_CACHE_SHIFT  4
  14
  15 #define SH_CACHE_VALID          1
  16 #define SH_CACHE_UPDATED        2
  17 #define SH_CACHE_COMBINED       4
  18 #define SH_CACHE_ASSOC          8
  19
  20 #if defined(CONFIG_CPU_SUBTYPE_SH7619)
  21 #define CCR1            0xffffffec
  22 #define CCR             CCR1
  23
  24 #define CCR_CACHE_CE    0x01    /* Cache enable */
  25 #define CCR_CACHE_WT    0x06    /* CCR[bit1=1,bit2=1] */
  26                                 /* 0x00000000-0x7fffffff: Write-through  */
  27                                 /* 0x80000000-0x9fffffff: Write-back     */
  28                                 /* 0xc0000000-0xdfffffff: Write-through  */
  29 #define CCR_CACHE_CB    0x00    /* CCR[bit1=0,bit2=0] */
  30                                 /* 0x00000000-0x7fffffff: Write-back     */
  31                                 /* 0x80000000-0x9fffffff: Write-through  */
  32                                 /* 0xc0000000-0xdfffffff: Write-back     */
  33 #define CCR_CACHE_CF    0x08    /* Cache invalidate */
  34
  35 #define CACHE_OC_ADDRESS_ARRAY  0xf0000000
  36 #define CACHE_OC_DATA_ARRAY     0xf1000000
  37
  38 #define CCR_CACHE_ENABLE        CCR_CACHE_CE
  39 #define CCR_CACHE_INVALIDATE    CCR_CACHE_CF
  40 #endif
  41
  42 #endif /* __ASM_CPU_SH2_CACHE_H */