cacheflush.c revision 1.4.8.2 1 1.4.8.2 martin /* $NetBSD: cacheflush.c,v 1.4.8.2 2008/04/28 20:22:57 martin Exp $ */
2 1.4.8.2 martin
3 1.4.8.2 martin /*-
4 1.4.8.2 martin * Copyright (c) 1997 The NetBSD Foundation, Inc.
5 1.4.8.2 martin * All rights reserved.
6 1.4.8.2 martin *
7 1.4.8.2 martin * This code is derived from software contributed to The NetBSD Foundation
8 1.4.8.2 martin * by Jonathan Stone.
9 1.4.8.2 martin *
10 1.4.8.2 martin * Redistribution and use in source and binary forms, with or without
11 1.4.8.2 martin * modification, are permitted provided that the following conditions
12 1.4.8.2 martin * are met:
13 1.4.8.2 martin * 1. Redistributions of source code must retain the above copyright
14 1.4.8.2 martin * notice, this list of conditions and the following disclaimer.
15 1.4.8.2 martin * 2. Redistributions in binary form must reproduce the above copyright
16 1.4.8.2 martin * notice, this list of conditions and the following disclaimer in the
17 1.4.8.2 martin * documentation and/or other materials provided with the distribution.
18 1.4.8.2 martin *
19 1.4.8.2 martin * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 1.4.8.2 martin * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 1.4.8.2 martin * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 1.4.8.2 martin * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 1.4.8.2 martin * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 1.4.8.2 martin * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 1.4.8.2 martin * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 1.4.8.2 martin * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 1.4.8.2 martin * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 1.4.8.2 martin * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 1.4.8.2 martin * POSSIBILITY OF SUCH DAMAGE.
30 1.4.8.2 martin */
31 1.4.8.2 martin
32 1.4.8.2 martin #include <sys/types.h>
33 1.4.8.2 martin #include <mips/cachectl.h>
34 1.4.8.2 martin #include <mips/sysarch.h>
35 1.4.8.2 martin
36 1.4.8.2 martin int
37 1.4.8.2 martin _cacheflush(addr, nbytes, whichcache)
38 1.4.8.2 martin void * addr;
39 1.4.8.2 martin int nbytes, whichcache;
40 1.4.8.2 martin {
41 1.4.8.2 martin struct mips_cacheflush_args cfa;
42 1.4.8.2 martin
43 1.4.8.2 martin cfa.va = (vaddr_t) addr;
44 1.4.8.2 martin cfa.nbytes = nbytes;
45 1.4.8.2 martin cfa.whichcache = whichcache;
46 1.4.8.2 martin return (sysarch(MIPS_CACHEFLUSH, (void *)&cfa));
47 1.4.8.2 martin }
48