cachectl.h

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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 */