1/*	$OpenBSD: reg.h,v 1.1 1998/01/28 11:14:53 pefo Exp $	*/
2
3/*-
4 * Copyright (c) 1988 University of Utah.
5 * Copyright (c) 1992, 1993
6 *	The Regents of the University of California.  All rights reserved.
7 *
8 * This code is derived from software contributed to Berkeley by
9 * the Systems Programming Group of the University of Utah Computer
10 * Science Department and Ralph Campbell.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 *    notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 *    notice, this list of conditions and the following disclaimer in the
19 *    documentation and/or other materials provided with the distribution.
20 * 4. Neither the name of the University nor the names of its contributors
21 *    may be used to endorse or promote products derived from this software
22 *    without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 *
36 *	from: Utah Hdr: reg.h 1.1 90/07/09
37 *	@(#)reg.h	8.2 (Berkeley) 1/11/94
38 *	JNPR: reg.h,v 1.6 2006/09/15 12:52:34 katta
39 * $FreeBSD$
40 */
41
42#ifndef _MACHINE_REG_H_
43#define	_MACHINE_REG_H_
44
45#if defined(_KERNEL) && !defined(KLD_MODULE) && !defined(_STANDALONE)
46#include "opt_compat.h"
47#endif
48
49/*
50 * Location of the users' stored registers relative to ZERO.
51 * must be visible to assembly code.
52 */
53#include <machine/regnum.h>
54
55/*
56 * Register set accessible via /proc/$pid/reg
57 */
58struct reg {
59	register_t r_regs[NUMSAVEREGS];	/* numbered as above */
60};
61
62struct fpreg {
63	f_register_t r_regs[NUMFPREGS];
64};
65
66/*
67 * Placeholder.
68 */
69struct dbreg {
70	unsigned long junk;
71};
72
73#ifdef __LP64__
74/* Must match struct trapframe */
75struct reg32 {
76	uint32_t r_regs[NUMSAVEREGS];
77};
78
79struct fpreg32 {
80	int32_t r_regs[NUMFPREGS];
81};
82
83struct dbreg32 {
84	uint32_t junk;
85};
86
87#define __HAVE_REG32
88#endif
89
90#ifdef _KERNEL
91int	fill_fpregs(struct thread *, struct fpreg *);
92int	fill_regs(struct thread *, struct reg *);
93int	set_fpregs(struct thread *, struct fpreg *);
94int	set_regs(struct thread *, struct reg *);
95int	fill_dbregs(struct thread *, struct dbreg *);
96int	set_dbregs(struct thread *, struct dbreg *);
97#endif
98
99#ifdef COMPAT_FREEBSD32
100struct image_params;
101
102int	fill_regs32(struct thread *, struct reg32 *);
103int	set_regs32(struct thread *, struct reg32 *);
104int	fill_fpregs32(struct thread *, struct fpreg32 *);
105int	set_fpregs32(struct thread *, struct fpreg32 *);
106
107#define	fill_dbregs32(td, reg)	0
108#define	set_dbregs32(td, reg)	0
109#endif
110
111#endif /* !_MACHINE_REG_H_ */
112