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/arch/sh/include/cpu-sh2a/cpu/cache.h

http://github.com/mirrors/linux
C Header | 40 lines | 23 code | 7 blank | 10 comment | 0 complexity | 9549a654976fde267a74332ca6f83509 MD5 | raw file
 1/* SPDX-License-Identifier: GPL-2.0
 2 *
 3 * include/asm-sh/cpu-sh2a/cache.h
 4 *
 5 * Copyright (C) 2004 Paul Mundt
 6 */
 7#ifndef __ASM_CPU_SH2A_CACHE_H
 8#define __ASM_CPU_SH2A_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		0xfffc1000 /* CCR1 */
18#define SH_CCR2		0xfffc1004
19
20/*
21 * Most of the SH-2A CCR1 definitions resemble the SH-4 ones. All others not
22 * listed here are reserved.
23 */
24#define CCR_CACHE_CB	0x0000	/* Hack */
25#define CCR_CACHE_OCE	0x0001
26#define CCR_CACHE_WT	0x0002
27#define CCR_CACHE_OCI	0x0008	/* OCF */
28#define CCR_CACHE_ICE	0x0100
29#define CCR_CACHE_ICI	0x0800	/* ICF */
30
31#define CACHE_IC_ADDRESS_ARRAY	0xf0000000
32#define CACHE_OC_ADDRESS_ARRAY	0xf0800000
33
34#define CCR_CACHE_ENABLE	(CCR_CACHE_OCE | CCR_CACHE_ICE)
35#define CCR_CACHE_INVALIDATE	(CCR_CACHE_OCI | CCR_CACHE_ICI)
36#define CCR_ICACHE_INVALIDATE	CCR_CACHE_ICI
37#define CCR_OCACHE_INVALIDATE	CCR_CACHE_OCI
38#define CACHE_PHYSADDR_MASK	0x1ffffc00
39
40#endif /* __ASM_CPU_SH2A_CACHE_H */