1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License.  See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 1994, 1995, 1996 by Ralf Baechle
7 */
8#ifndef	_ASM_CACHECTL
9#define	_ASM_CACHECTL
10
11/*
12 * Options for cacheflush system call
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_CACHECTL */
27