| /* |
| * 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 |