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

32 lines
921 B
C

/*
* 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 CCR 0xfffffe92 /* Address of Cache Control Register */
#define CCR_CACHE_CE 0x01 /* Cache enable */
#define CCR_CACHE_ID 0x02 /* Instruction Replacement disable */
#define CCR_CACHE_OD 0x04 /* Data Replacement disable */
#define CCR_CACHE_TW 0x08 /* Two-way mode */
#define CCR_CACHE_CP 0x10 /* Cache purge */
#define CACHE_OC_ADDRESS_ARRAY 0x60000000
#define CCR_CACHE_ENABLE CCR_CACHE_CE
#define CCR_CACHE_INVALIDATE CCR_CACHE_CP
#define CCR_CACHE_ORA CCR_CACHE_TW
#define CCR_CACHE_WT 0x00 /* SH-2 is _always_ write-through */
#endif /* __ASM_CPU_SH2_CACHE_H */