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/*

 * This file is subject to the terms and conditions of the GNU General Public

 * License.  See the file "COPYING" in the main directory of this archive

 * for more details.

 *

 * Copyright (C) 1994, 1995, 1996, 1999 by Ralf Baechle

 * Copyright (C) 1999 Silicon Graphics, Inc.

 */

#ifndef _ASM_CACHECTL

#define _ASM_CACHECTL

/*

 * Options for cacheflush system call

 */

#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_CACHECTL */