reg.h revision 114349 
1/*-
2 * Copyright (c) 1990 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * William Jolitz.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 *    must display the following acknowledgement:
18 *	This product includes software developed by the University of
19 *	California, Berkeley and its contributors.
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: @(#)reg.h	5.5 (Berkeley) 1/18/91
37 * $FreeBSD: head/sys/amd64/include/reg.h 114349 2003-05-01 01:05:25Z peter $
38 */
39
40#ifndef _MACHINE_REG_H_
41#define	_MACHINE_REG_H_
42
43/*
44 * Register set accessible via /proc/$pid/regs and PT_{SET,GET}REGS.
45 */
46struct reg {
47	register_t	r_r15;
48	register_t	r_r14;
49	register_t	r_r13;
50	register_t	r_r12;
51	register_t	r_r11;
52	register_t	r_r10;
53	register_t	r_r9;
54	register_t	r_r8;
55	register_t	r_rdi;
56	register_t	r_rsi;
57	register_t	r_rbp;
58	register_t	r_rbx;
59	register_t	r_rdx;
60	register_t	r_rcx;
61	register_t	r_rax;
62	register_t	r_trapno;
63	register_t	r_err;
64	register_t	r_rip;
65	register_t	r_cs;
66	register_t	r_rflags;
67	register_t	r_rsp;
68	register_t	r_ss;
69};
70
71/*
72 * Register set accessible via /proc/$pid/fpregs.
73 */
74struct fpreg {
75	/*
76	 * XXX should get struct from npx.h.  Here we give a slightly
77	 * simplified struct.  This may be too much detail.  Perhaps
78	 * an array of unsigned longs is best.
79	 */
80	unsigned long	fpr_env[4];
81	unsigned char	fpr_acc[8][16];
82	unsigned char	fpr_xacc[16][16];
83};
84
85struct dbreg {
86	unsigned long grrr;
87};
88
89#ifdef _KERNEL
90/*
91 * XXX these interfaces are MI, so they should be declared in a MI place.
92 */
93int	fill_regs(struct thread *, struct reg *);
94int	set_regs(struct thread *, struct reg *);
95int	fill_fpregs(struct thread *, struct fpreg *);
96int	set_fpregs(struct thread *, struct fpreg *);
97int	fill_dbregs(struct thread *, struct dbreg *);
98int	set_dbregs(struct thread *, struct dbreg *);
99#endif
100
101#endif /* !_MACHINE_REG_H_ */
102