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 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