WSL2-Linux-Kernel/arch/sh/include/cpu-sh3/cpu/cache.h

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1.2 KiB
C

/*
* include/asm-sh/cpu-sh3/cache.h
*
* Copyright (C) 1999 Niibe Yutaka
*
* 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_SH3_CACHE_H
#define __ASM_CPU_SH3_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 CCR 0xffffffec /* Address of Cache Control Register */
#define CCR_CACHE_CE 0x01 /* Cache Enable */
#define CCR_CACHE_WT 0x02 /* Write-Through (for P0,U0,P3) (else writeback) */
#define CCR_CACHE_CB 0x04 /* Write-Back (for P1) (else writethrough) */
#define CCR_CACHE_CF 0x08 /* Cache Flush */
#define CCR_CACHE_ORA 0x20 /* RAM mode */
#define CACHE_OC_ADDRESS_ARRAY 0xf0000000
#define CACHE_PHYSADDR_MASK 0x1ffffc00
#define CCR_CACHE_ENABLE CCR_CACHE_CE
#define CCR_CACHE_INVALIDATE CCR_CACHE_CF
#if defined(CONFIG_CPU_SUBTYPE_SH7705) || \
defined(CONFIG_CPU_SUBTYPE_SH7710) || \
defined(CONFIG_CPU_SUBTYPE_SH7720) || \
defined(CONFIG_CPU_SUBTYPE_SH7721)
#define CCR3_REG 0xa40000b4
#define CCR_CACHE_16KB 0x00010000
#define CCR_CACHE_32KB 0x00020000
#endif
#endif /* __ASM_CPU_SH3_CACHE_H */