37 lines
907 B
C
37 lines
907 B
C
|
/*
|
||
|
|
* This program is free software; you can redistribute it and/or
|
||
|
|
* modify it under the terms of the GNU General Public License
|
||
|
|
* as published by the Free Software Foundation; either version
|
||
|
|
* 2 of the License, or (at your option) any later version.
|
||
|
|
*/
|
||
|
|
#ifndef __ARCH_PPC64_CACHE_H
|
||
|
|
#define __ARCH_PPC64_CACHE_H
|
||
|
|
|
||
|
|
#include <asm/types.h>
|
||
|
|
|
||
|
|
/* bytes per L1 cache line */
|
||
|
|
#define L1_CACHE_SHIFT 7
|
||
|
|
#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT)
|
||
|
|
|
||
|
|
#define SMP_CACHE_BYTES L1_CACHE_BYTES
|
||
|
|
#define L1_CACHE_SHIFT_MAX 7 /* largest L1 which this arch supports */
|
||
|
|
|
||
|
|
#ifndef __ASSEMBLY__
|
||
|
|
|
||
|
|
struct ppc64_caches {
|
||
|
|
u32 dsize; /* L1 d-cache size */
|
||
|
|
u32 dline_size; /* L1 d-cache line size */
|
||
|
|
u32 log_dline_size;
|
||
|
|
u32 dlines_per_page;
|
||
|
|
u32 isize; /* L1 i-cache size */
|
||
|
|
u32 iline_size; /* L1 i-cache line size */
|
||
|
|
u32 log_iline_size;
|
||
|
|
u32 ilines_per_page;
|
||
|
|
};
|
||
|
|
|
||
|
|
extern struct ppc64_caches ppc64_caches;
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif
|