FreeBSD/Linux Kernel Cross Reference
sys/mips/include/reg.h
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: releng/10.0/sys/mips/include/reg.h 232449 2012-03-03 08:19:18Z jmallett $
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 */
58 struct reg {
59 register_t r_regs[NUMSAVEREGS]; /* numbered as above */
60 };
61
62 struct fpreg {
63 f_register_t r_regs[NUMFPREGS];
64 };
65
66 /*
67 * Placeholder.
68 */
69 struct dbreg {
70 unsigned long junk;
71 };
72
73 #ifdef COMPAT_FREEBSD32
74 /* Must match struct trapframe */
75 struct reg32 {
76 uint32_t r_regs[NUMSAVEREGS];
77 };
78
79 struct fpreg32 {
80 int32_t r_regs[NUMFPREGS];
81 };
82
83 struct dbreg32 {
84 uint32_t junk;
85 };
86 #endif
87
88 #ifdef _KERNEL
89 int fill_fpregs(struct thread *, struct fpreg *);
90 int fill_regs(struct thread *, struct reg *);
91 int set_fpregs(struct thread *, struct fpreg *);
92 int set_regs(struct thread *, struct reg *);
93 int fill_dbregs(struct thread *, struct dbreg *);
94 int set_dbregs(struct thread *, struct dbreg *);
95 #endif
96
97 #ifdef COMPAT_FREEBSD32
98 struct image_params;
99
100 int fill_regs32(struct thread *, struct reg32 *);
101 int set_regs32(struct thread *, struct reg32 *);
102 int fill_fpregs32(struct thread *, struct fpreg32 *);
103 int set_fpregs32(struct thread *, struct fpreg32 *);
104
105 #define fill_dbregs32(td, reg) 0
106 #define set_dbregs32(td, reg) 0
107 #endif
108
109 #endif /* !_MACHINE_REG_H_ */
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