reg.h revision 283910 
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 * 4. Neither the name of the University nor the names of its contributors
17 *    may be used to endorse or promote products derived from this software
18 *    without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 *	from: @(#)reg.h	5.5 (Berkeley) 1/18/91
33 *	from: FreeBSD: src/sys/i386/include/reg.h,v 1.23 2000/09/21
34 * $FreeBSD: stable/10/sys/sparc64/include/reg.h 283910 2015-06-02 14:54:53Z jhb $
35 */
36
37#ifndef	_MACHINE_REG_H_
38#define	_MACHINE_REG_H_
39
40/*
41 * Register set accessible via /proc/$pid/regs and PT_{SET,GET}REGS.
42 *
43 * NOTE: DO NOT CHANGE THESE STRUCTURES.  The offsets of the fields are
44 * hardcoded in gdb.  Changing them and recompiling doesn't help, the
45 * constants in nm-fbsd.h must also be updated.
46 */
47
48struct reg32 {
49	uint32_t r_global[8];
50	uint32_t r_out[8];
51	uint32_t r_npc;
52	uint32_t r_pc;
53	uint32_t r_psr;
54	uint32_t r_wim;
55	uint32_t r_pad[4];
56};
57
58struct reg {
59	uint64_t r_global[8];
60	uint64_t r_out[8];
61	uint64_t r_fprs;
62	uint64_t r_fsr;
63	uint64_t r_gsr;
64	uint64_t r_level;
65	uint64_t r_pil;
66	uint64_t r_sfar;
67	uint64_t r_sfsr;
68	uint64_t r_tar;
69	uint64_t r_tnpc;
70	uint64_t r_tpc;
71	uint64_t r_tstate;
72	uint64_t r_type;
73	uint64_t r_y;
74	uint64_t r_wstate;
75	uint64_t r_pad[2];
76};
77
78/*
79 * Register set accessible via /proc/$pid/fpregs.
80 */
81
82struct fpreg32 {
83	uint32_t fr_regs[32];
84	uint32_t fr_fsr;
85};
86
87struct fpreg {
88	uint32_t fr_regs[64];	/* our view is 64 32-bit registers */
89	int64_t	fr_fsr;		/* %fsr */
90	int32_t	fr_gsr;		/* %gsr */
91	int32_t fr_pad[1];
92};
93
94/*
95 * Register set accessible via /proc/$pid/dbregs.
96 */
97struct dbreg {
98	int dummy;
99};
100
101/*
102 * NB: sparcv8 binaries are not supported even though this header
103 * defines the relevant structures.
104 */
105#define	__HAVE_REG32
106
107#ifdef _KERNEL
108/*
109 * XXX these interfaces are MI, so they should be declared in a MI place.
110 */
111int	fill_regs(struct thread *, struct reg *);
112int	set_regs(struct thread *, struct reg *);
113int	fill_fpregs(struct thread *, struct fpreg *);
114int	set_fpregs(struct thread *, struct fpreg *);
115int	fill_dbregs(struct thread *, struct dbreg *);
116int	set_dbregs(struct thread *, struct dbreg *);
117#endif
118
119#endif /* !_MACHINE_REG_H_ */
120