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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/arch/sh/include/cpu-sh3/cpu/cache.h
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/*

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 * include/asm-sh/cpu-sh3/cache.h

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 *

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 * Copyright (C) 1999 Niibe Yutaka

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 *

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 * This file is subject to the terms and conditions of the GNU General Public

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 * License.  See the file "COPYING" in the main directory of this archive

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 * for more details.

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 */

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#ifndef __ASM_CPU_SH3_CACHE_H

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#define __ASM_CPU_SH3_CACHE_H

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#define L1_CACHE_SHIFT	4

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#define SH_CACHE_VALID		1

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#define SH_CACHE_UPDATED	2

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#define SH_CACHE_COMBINED	4

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#define SH_CACHE_ASSOC		8

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#define CCR		0xffffffec	/* Address of Cache Control Register */

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#define CCR_CACHE_CE	0x01	/* Cache Enable */

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#define CCR_CACHE_WT	0x02	/* Write-Through (for P0,U0,P3) (else writeback) */

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#define CCR_CACHE_CB	0x04	/* Write-Back (for P1) (else writethrough) */

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#define CCR_CACHE_CF	0x08	/* Cache Flush */

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#define CCR_CACHE_ORA	0x20	/* RAM mode */

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#define CACHE_OC_ADDRESS_ARRAY	0xf0000000

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#define CACHE_PHYSADDR_MASK	0x1ffffc00

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#define CCR_CACHE_ENABLE	CCR_CACHE_CE

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#define CCR_CACHE_INVALIDATE	CCR_CACHE_CF

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#if defined(CONFIG_CPU_SUBTYPE_SH7705) || \

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    defined(CONFIG_CPU_SUBTYPE_SH7710) || \

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    defined(CONFIG_CPU_SUBTYPE_SH7720) || \

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    defined(CONFIG_CPU_SUBTYPE_SH7721)

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#define CCR3_REG	0xa40000b4

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#define CCR_CACHE_16KB  0x00010000

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#define CCR_CACHE_32KB	0x00020000

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#endif

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#endif /* __ASM_CPU_SH3_CACHE_H */

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