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kernel/linux-rt-4.4.41/arch/sh/include/cpu-sh2/cpu/cache.h 1.28 KB
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  /*
   * include/asm-sh/cpu-sh2/cache.h
   *
   * Copyright (C) 2003 Paul Mundt
   *
   * This file is subject to the terms and conditions of the GNU General Public
   * License.  See the file "COPYING" in the main directory of this archive
   * for more details.
   */
  #ifndef __ASM_CPU_SH2_CACHE_H
  #define __ASM_CPU_SH2_CACHE_H
  
  #define L1_CACHE_SHIFT	4
  
  #define SH_CACHE_VALID		1
  #define SH_CACHE_UPDATED	2
  #define SH_CACHE_COMBINED	4
  #define SH_CACHE_ASSOC		8
  
  #if defined(CONFIG_CPU_SUBTYPE_SH7619)
  #define SH_CCR		0xffffffec
  
  #define CCR_CACHE_CE	0x01	/* Cache enable */
  #define CCR_CACHE_WT	0x02    /* CCR[bit1=1,bit2=1] */
  				/* 0x00000000-0x7fffffff: Write-through  */
  				/* 0x80000000-0x9fffffff: Write-back     */
                                  /* 0xc0000000-0xdfffffff: Write-through  */
  #define CCR_CACHE_CB	0x04    /* CCR[bit1=0,bit2=0] */
  				/* 0x00000000-0x7fffffff: Write-back     */
  				/* 0x80000000-0x9fffffff: Write-through  */
                                  /* 0xc0000000-0xdfffffff: Write-back     */
  #define CCR_CACHE_CF	0x08	/* Cache invalidate */
  
  #define CACHE_OC_ADDRESS_ARRAY	0xf0000000
  #define CACHE_OC_DATA_ARRAY	0xf1000000
  
  #define CCR_CACHE_ENABLE	CCR_CACHE_CE
  #define CCR_CACHE_INVALIDATE	CCR_CACHE_CF
  #define CACHE_PHYSADDR_MASK	0x1ffffc00
  
  #endif
  
  #endif /* __ASM_CPU_SH2_CACHE_H */