Linux kernel mirror (for testing)
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1/*
2 * This program is free software; you can redistribute it and/or
3 * modify it under the terms of the GNU General Public License
4 * as published by the Free Software Foundation; either version
5 * 2 of the License, or (at your option) any later version.
6 */
7#ifndef __ARCH_PPC64_CACHE_H
8#define __ARCH_PPC64_CACHE_H
9
10#include <asm/types.h>
11
12/* bytes per L1 cache line */
13#define L1_CACHE_SHIFT 7
14#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT)
15
16#define SMP_CACHE_BYTES L1_CACHE_BYTES
17#define L1_CACHE_SHIFT_MAX 7 /* largest L1 which this arch supports */
18
19#ifndef __ASSEMBLY__
20
21struct ppc64_caches {
22 u32 dsize; /* L1 d-cache size */
23 u32 dline_size; /* L1 d-cache line size */
24 u32 log_dline_size;
25 u32 dlines_per_page;
26 u32 isize; /* L1 i-cache size */
27 u32 iline_size; /* L1 i-cache line size */
28 u32 log_iline_size;
29 u32 ilines_per_page;
30};
31
32extern struct ppc64_caches ppc64_caches;
33
34#endif
35
36#endif