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
6 * Copyright (C) 1994, 1995, 1996, 1999 by Ralf Baechle
7 * Copyright (C) 1999 Silicon Graphics, Inc.
13 * Options for cacheflush system call
15 #define ICACHE (1<<0) /* flush instruction cache */
16 #define DCACHE (1<<1) /* writeback and flush data cache */
17 #define BCACHE (ICACHE|DCACHE) /* flush both caches */
20 * Caching modes for the cachectl(2) call
22 * cachectl(2) is currently not supported and returns ENOSYS.
24 #define CACHEABLE 0 /* make pages cacheable */
25 #define UNCACHEABLE 1 /* make pages uncacheable */
27 #endif /* _ASM_CACHECTL */