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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
#if defined(CONFIG_CPU_SUBTYPE_SH7604)
#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 */
#elif defined(CONFIG_CPU_SUBTYPE_SH7619)
#define CCR1 0xffffffec
#define CCR CCR1
#define CCR_CACHE_CE 0x01 /* Cache enable */
#define CCR_CACHE_WT 0x06 /* CCR[bit1=1,bit2=1] */
/* 0x00000000-0x7fffffff: Write-through */
/* 0x80000000-0x9fffffff: Write-back */
/* 0xc0000000-0xdfffffff: Write-through */
#define CCR_CACHE_CB 0x00 /* 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
#endif
#endif /* __ASM_CPU_SH2_CACHE_H */
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