1/* $OpenBSD: sysarch.h,v 1.1 2021/09/14 12:03:49 jca Exp $ */
2
3/*
4 * Copyright (c) 2021 Jeremie Courreges-Anglas <jca@openbsd.org>
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#ifndef _RISCV64_SYSARCH_H_
20#define _RISCV64_SYSARCH_H_
21
22/*
23 * Architecture specific syscalls (riscv64)
24 */
25
26#define RISCV_SYNC_ICACHE 0
27
28struct riscv_sync_icache_args {
29 u_int64_t addr; /* Virtual start address */
30 size_t len; /* Region size */
31};
32
33#ifndef _KERNEL
34
35#include <sys/cdefs.h>
36
37__BEGIN_DECLS
38int sysarch(int, void *);
39__END_DECLS
40
41#endif /* _KERNEL */
42
43#endif /* _RISCV64_SYSARCH_H_ */