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kernel add
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/*
* 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 */
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