| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * cachectl.h -- defines for M32R cache control system calls |
| * |
| * Copyright (C) 2003 by Kazuhiro Inaoka |
| */ |
| #ifndef __ASM_M32R_CACHECTL |
| #define __ASM_M32R_CACHECTL |
| |
| /* |
| * Options for cacheflush system call |
| * |
| * cacheflush() is currently fluch_cache_all(). |
| */ |
| #define ICACHE (1<<0) /* flush instruction cache */ |
| #define DCACHE (1<<1) /* writeback and flush data cache */ |
| #define BCACHE (ICACHE|DCACHE) /* flush both caches */ |
| |
| /* |
| * Caching modes for the cachectl(2) call |
| * |
| * cachectl(2) is currently not supported and returns ENOSYS. |
| */ |
| #define CACHEABLE 0 /* make pages cacheable */ |
| #define UNCACHEABLE 1 /* make pages uncacheable */ |
| |
| #endif /* __ASM_M32R_CACHECTL */ |
