1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
|
/*-
* Copyright (c) 1990 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* William Jolitz.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: @(#)reg.h 5.5 (Berkeley) 1/18/91
* $FreeBSD$
*/
#ifndef _COMPAT_IA32_IA32_REG_H_
#define _COMPAT_IA32_IA32_REG_H_
/*
* Register set accessible via /proc/$pid/regs and PT_{SET,GET}REGS.
*/
struct reg32 {
unsigned int r_fs;
unsigned int r_es;
unsigned int r_ds;
unsigned int r_edi;
unsigned int r_esi;
unsigned int r_ebp;
unsigned int r_isp;
unsigned int r_ebx;
unsigned int r_edx;
unsigned int r_ecx;
unsigned int r_eax;
unsigned int r_trapno;
unsigned int r_err;
unsigned int r_eip;
unsigned int r_cs;
unsigned int r_eflags;
unsigned int r_esp;
unsigned int r_ss;
unsigned int r_gs;
};
/*
* Register set accessible via /proc/$pid/fpregs.
*/
struct fpreg32 {
unsigned int fpr_env[7];
unsigned char fpr_acc[8][10];
unsigned int fpr_ex_sw;
unsigned char fpr_pad[64];
};
/*
* Register set accessible via /proc/$pid/dbregs.
*/
struct dbreg32 {
unsigned int dr[8]; /* debug registers */
};
/* Environment information of floating point unit */
struct env87 {
int en_cw; /* control word (16bits) */
int en_sw; /* status word (16bits) */
int en_tw; /* tag word (16bits) */
int en_fip; /* floating point instruction pointer */
u_short en_fcs; /* floating code segment selector */
u_short en_opcode; /* opcode last executed (11 bits ) */
int en_foo; /* floating operand offset */
int en_fos; /* floating operand segment selector */
};
#ifdef __ia64__
/* Layout of an x87 fpu register (amd64 gets this elsewhere) */
struct fpacc87 {
u_char fp_bytes[10];
};
#endif
/* Floating point context */
struct save87 {
struct env87 sv_env; /* floating point control/status */
struct fpacc87 sv_ac[8]; /* accumulator contents, 0-7 */
u_char sv_pad0[4]; /* padding for (now unused) saved status word */
u_char sv_pad[64]; /* padding; used by emulators */
};
/*
* Alternative layouts for <sys/procfs.h>
* Used in core dumps, the reason for this file existing.
*/
struct prstatus32 {
int pr_version;
u_int pr_statussz;
u_int pr_gregsetsz;
u_int pr_fpregsetsz;
int pr_osreldate;
int pr_cursig;
pid_t pr_pid;
struct reg32 pr_reg;
};
struct prpsinfo32 {
int pr_version;
u_int pr_psinfosz;
char pr_fname[PRFNAMESZ+1];
char pr_psargs[PRARGSZ+1];
};
/*
* Wrappers and converters.
*/
int fill_regs32(struct thread *, struct reg32 *);
int set_regs32(struct thread *, struct reg32 *);
int fill_fpregs32(struct thread *, struct fpreg32 *);
int set_fpregs32(struct thread *, struct fpreg32 *);
int fill_dbregs32(struct thread *, struct dbreg32 *);
int set_dbregs32(struct thread *, struct dbreg32 *);
#endif /* !_COMPAT_IA32_IA32_REG_H_ */
|