xref: /freebsd/lib/libc/arm/gen/arm_sync_icache.c (revision 559a218c9b257775fb249b67945fe4a05b7a6b9f)
1*805eb13aSIan Lepore /*-
2*805eb13aSIan Lepore  * SPDX-License-Identifier: BSD-2-Clause
3*805eb13aSIan Lepore  *
4*805eb13aSIan Lepore  * Copyright (c) 2019 Ian Lepore <ian@FreeBSD.org>
5*805eb13aSIan Lepore  *
6*805eb13aSIan Lepore  * Redistribution and use in source and binary forms, with or without
7*805eb13aSIan Lepore  * modification, are permitted provided that the following conditions
8*805eb13aSIan Lepore  * are met:
9*805eb13aSIan Lepore  * 1. Redistributions of source code must retain the above copyright
10*805eb13aSIan Lepore  *    notice, this list of conditions and the following disclaimer.
11*805eb13aSIan Lepore  * 2. Redistributions in binary form must reproduce the above copyright
12*805eb13aSIan Lepore  *    notice, this list of conditions and the following disclaimer in the
13*805eb13aSIan Lepore  *    documentation and/or other materials provided with the distribution.
14*805eb13aSIan Lepore  *
15*805eb13aSIan Lepore  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16*805eb13aSIan Lepore  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17*805eb13aSIan Lepore  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18*805eb13aSIan Lepore  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19*805eb13aSIan Lepore  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20*805eb13aSIan Lepore  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21*805eb13aSIan Lepore  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22*805eb13aSIan Lepore  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23*805eb13aSIan Lepore  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24*805eb13aSIan Lepore  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25*805eb13aSIan Lepore  * SUCH DAMAGE.
26*805eb13aSIan Lepore  */
27*805eb13aSIan Lepore 
28*805eb13aSIan Lepore #include <sys/types.h>
29*805eb13aSIan Lepore #include <machine/sysarch.h>
30*805eb13aSIan Lepore #include <stddef.h>
31*805eb13aSIan Lepore 
32*805eb13aSIan Lepore int
arm_sync_icache(u_int addr,int len)33*805eb13aSIan Lepore arm_sync_icache(u_int addr, int len)
34*805eb13aSIan Lepore {
35*805eb13aSIan Lepore 	struct arm_sync_icache_args args;
36*805eb13aSIan Lepore 
37*805eb13aSIan Lepore 	args.addr = addr;
38*805eb13aSIan Lepore 	args.len  = len;
39*805eb13aSIan Lepore 	sysarch(ARM_SYNC_ICACHE, &args);
40*805eb13aSIan Lepore 	return (0);
41*805eb13aSIan Lepore }
42