1*6029ab56Smiod /* $OpenBSD: cacheflush.c,v 1.1 2009/09/27 18:20:13 miod Exp $ */
2*6029ab56Smiod
3*6029ab56Smiod /*
4*6029ab56Smiod * Copyright (c) 2009 Miodrag Vallat.
5*6029ab56Smiod *
6*6029ab56Smiod * Permission to use, copy, modify, and distribute this software for any
7*6029ab56Smiod * purpose with or without fee is hereby granted, provided that the above
8*6029ab56Smiod * copyright notice and this permission notice appear in all copies.
9*6029ab56Smiod *
10*6029ab56Smiod * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11*6029ab56Smiod * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12*6029ab56Smiod * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13*6029ab56Smiod * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14*6029ab56Smiod * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15*6029ab56Smiod * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16*6029ab56Smiod * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17*6029ab56Smiod */
18*6029ab56Smiod
19*6029ab56Smiod /*
20*6029ab56Smiod * IRIX-compatible cacheflush() and _flush_cache() functions
21*6029ab56Smiod */
22*6029ab56Smiod
23*6029ab56Smiod #include <sys/types.h>
24*6029ab56Smiod #include <machine/sysarch.h>
25*6029ab56Smiod
26*6029ab56Smiod int
cacheflush(void * addr,int nbytes,int cache)27*6029ab56Smiod cacheflush(void *addr, int nbytes, int cache)
28*6029ab56Smiod {
29*6029ab56Smiod struct mips64_cacheflush_args args;
30*6029ab56Smiod
31*6029ab56Smiod args.va = (vaddr_t)addr;
32*6029ab56Smiod args.sz = (size_t)nbytes;
33*6029ab56Smiod args.which = cache;
34*6029ab56Smiod return sysarch(MIPS64_CACHEFLUSH, (void *)&args);
35*6029ab56Smiod }
36*6029ab56Smiod
37*6029ab56Smiod __weak_alias(_flush_cache, cacheflush);
38