Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * cachectl.h -- defines for M32R cache control system calls | |
3 | * | |
4 | * Copyright (C) 2003 by Kazuhiro Inaoka | |
5 | */ | |
6 | #ifndef __ASM_M32R_CACHECTL | |
7 | #define __ASM_M32R_CACHECTL | |
8 | ||
9 | /* | |
10 | * Options for cacheflush system call | |
11 | * | |
12 | * cacheflush() is currently fluch_cache_all(). | |
13 | */ | |
14 | #define ICACHE (1<<0) /* flush instruction cache */ | |
15 | #define DCACHE (1<<1) /* writeback and flush data cache */ | |
16 | #define BCACHE (ICACHE|DCACHE) /* flush both caches */ | |
17 | ||
18 | /* | |
19 | * Caching modes for the cachectl(2) call | |
20 | * | |
21 | * cachectl(2) is currently not supported and returns ENOSYS. | |
22 | */ | |
23 | #define CACHEABLE 0 /* make pages cacheable */ | |
24 | #define UNCACHEABLE 1 /* make pages uncacheable */ | |
25 | ||
26 | #endif /* __ASM_M32R_CACHECTL */ |