1/*-
2 * Copyright (c) 2014 Andrew Turner
3 * Copyright (c) 2014-2015 The FreeBSD Foundation
4 * All rights reserved.
5 *
6 * This software was developed by Andrew Turner under
7 * sponsorship from the FreeBSD Foundation.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 *
30 * $FreeBSD$
31 */
32
33#ifndef	_MACHINE_REG_H_
34#define	_MACHINE_REG_H_
35
36struct reg {
37	uint64_t x[30];
38	uint64_t lr;
39	uint64_t sp;
40	uint64_t elr;
41	uint32_t spsr;
42};
43
44struct fpreg {
45	__uint128_t	fp_q[32];
46	uint32_t	fp_sr;
47	uint32_t	fp_cr;
48};
49
50struct dbreg {
51	int dummy;
52};
53
54#ifdef _KERNEL
55/*
56 * XXX these interfaces are MI, so they should be declared in a MI place.
57 */
58int	fill_regs(struct thread *, struct reg *);
59int	set_regs(struct thread *, struct reg *);
60int	fill_fpregs(struct thread *, struct fpreg *);
61int	set_fpregs(struct thread *, struct fpreg *);
62int	fill_dbregs(struct thread *, struct dbreg *);
63int	set_dbregs(struct thread *, struct dbreg *);
64#endif
65
66#endif /* !_MACHINE_REG_H_ */
67