Linux kernel mirror (for testing)
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linux
1/*
2 * include/asm-xtensa/cacheflush.h
3 *
4 * This file is subject to the terms and conditions of the GNU General Public
5 * License. See the file "COPYING" in the main directory of this archive
6 * for more details.
7 * 2 of the License, or (at your option) any later version.
8 *
9 * (C) 2001 - 2005 Tensilica Inc.
10 */
11
12#ifndef _XTENSA_CACHE_H
13#define _XTENSA_CACHE_H
14
15#include <xtensa/config/core.h>
16
17#if XCHAL_ICACHE_SIZE > 0
18# if (XCHAL_ICACHE_SIZE % (XCHAL_ICACHE_LINESIZE*XCHAL_ICACHE_WAYS*4)) != 0
19# error cache configuration outside expected/supported range!
20# endif
21#endif
22
23#if XCHAL_DCACHE_SIZE > 0
24# if (XCHAL_DCACHE_SIZE % (XCHAL_DCACHE_LINESIZE*XCHAL_DCACHE_WAYS*4)) != 0
25# error cache configuration outside expected/supported range!
26# endif
27#endif
28
29#define L1_CACHE_SHIFT XCHAL_CACHE_LINEWIDTH_MAX
30#define L1_CACHE_BYTES XCHAL_CACHE_LINESIZE_MAX
31
32#endif /* _XTENSA_CACHE_H */