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kernel/linux-rt-4.4.41/arch/sh/include/cpu-sh2a/cpu/cache.h 1.17 KB
5113f6f70   김현기   kernel add
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  /*
   * include/asm-sh/cpu-sh2a/cache.h
   *
   * Copyright (C) 2004 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_SH2A_CACHE_H
  #define __ASM_CPU_SH2A_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
  
  #define SH_CCR		0xfffc1000 /* CCR1 */
  #define SH_CCR2		0xfffc1004
  
  /*
   * Most of the SH-2A CCR1 definitions resemble the SH-4 ones. All others not
   * listed here are reserved.
   */
  #define CCR_CACHE_CB	0x0000	/* Hack */
  #define CCR_CACHE_OCE	0x0001
  #define CCR_CACHE_WT	0x0002
  #define CCR_CACHE_OCI	0x0008	/* OCF */
  #define CCR_CACHE_ICE	0x0100
  #define CCR_CACHE_ICI	0x0800	/* ICF */
  
  #define CACHE_IC_ADDRESS_ARRAY	0xf0000000
  #define CACHE_OC_ADDRESS_ARRAY	0xf0800000
  
  #define CCR_CACHE_ENABLE	(CCR_CACHE_OCE | CCR_CACHE_ICE)
  #define CCR_CACHE_INVALIDATE	(CCR_CACHE_OCI | CCR_CACHE_ICI)
  #define CCR_ICACHE_INVALIDATE	CCR_CACHE_ICI
  #define CCR_OCACHE_INVALIDATE	CCR_CACHE_OCI
  #define CACHE_PHYSADDR_MASK	0x1ffffc00
  
  #endif /* __ASM_CPU_SH2A_CACHE_H */