1 /* $OpenBSD: cacheflush.c,v 1.1 2009/09/27 18:20:13 miod Exp $ */
2
3 /*
4 * Copyright (c) 2009 Miodrag Vallat.
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18
19 /*
20 * IRIX-compatible cacheflush() and _flush_cache() functions
21 */
22
23 #include <sys/types.h>
24 #include <machine/sysarch.h>
25
26 int
cacheflush(void * addr,int nbytes,int cache)27 cacheflush(void *addr, int nbytes, int cache)
28 {
29 struct mips64_cacheflush_args args;
30
31 args.va = (vaddr_t)addr;
32 args.sz = (size_t)nbytes;
33 args.which = cache;
34 return sysarch(MIPS64_CACHEFLUSH, (void *)&args);
35 }
36
37 __weak_alias(_flush_cache, cacheflush);
38