| /* |
| * 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 */ |