2024-09-09 08:52:07 +00:00
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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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2024-09-09 08:57:42 +00:00
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#define SH_CCR 0xffffffec /* Address of Cache Control Register */
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2024-09-09 08:52:07 +00:00
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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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