cache.h (1134B)
1/* SPDX-License-Identifier: GPL-2.0 2 * 3 * include/asm-sh/cpu-sh3/cache.h 4 * 5 * Copyright (C) 1999 Niibe Yutaka 6 */ 7#ifndef __ASM_CPU_SH3_CACHE_H 8#define __ASM_CPU_SH3_CACHE_H 9 10#define L1_CACHE_SHIFT 4 11 12#define SH_CACHE_VALID 1 13#define SH_CACHE_UPDATED 2 14#define SH_CACHE_COMBINED 4 15#define SH_CACHE_ASSOC 8 16 17#define SH_CCR 0xffffffec /* Address of Cache Control Register */ 18 19#define CCR_CACHE_CE 0x01 /* Cache Enable */ 20#define CCR_CACHE_WT 0x02 /* Write-Through (for P0,U0,P3) (else writeback) */ 21#define CCR_CACHE_CB 0x04 /* Write-Back (for P1) (else writethrough) */ 22#define CCR_CACHE_CF 0x08 /* Cache Flush */ 23#define CCR_CACHE_ORA 0x20 /* RAM mode */ 24 25#define CACHE_OC_ADDRESS_ARRAY 0xf0000000 26#define CACHE_PHYSADDR_MASK 0x1ffffc00 27 28#define CCR_CACHE_ENABLE CCR_CACHE_CE 29#define CCR_CACHE_INVALIDATE CCR_CACHE_CF 30 31#if defined(CONFIG_CPU_SUBTYPE_SH7705) || \ 32 defined(CONFIG_CPU_SUBTYPE_SH7710) || \ 33 defined(CONFIG_CPU_SUBTYPE_SH7720) || \ 34 defined(CONFIG_CPU_SUBTYPE_SH7721) 35#define CCR3_REG 0xa40000b4 36#define CCR_CACHE_16KB 0x00010000 37#define CCR_CACHE_32KB 0x00020000 38#endif 39 40#endif /* __ASM_CPU_SH3_CACHE_H */