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Diffstat (limited to 'include/asm-sh/cpu-sh2/cache.h')
| -rw-r--r-- | include/asm-sh/cpu-sh2/cache.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/include/asm-sh/cpu-sh2/cache.h b/include/asm-sh/cpu-sh2/cache.h new file mode 100644 index 000000000000..cd96402e8562 --- /dev/null +++ b/include/asm-sh/cpu-sh2/cache.h @@ -0,0 +1,31 @@ +/* + * 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 */ + |