svr4_machdep.h revision 51793 
1/*
2 * Copyright (c) 1998 Mark Newton
3 * Copyright (c) 1994 Christos Zoulas
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 *    derived from this software without specific prior written permission
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * $FreeBSD: head/sys/i386/svr4/svr4_machdep.h 51793 1999-09-29 15:12:18Z marcel $
29 */
30
31#ifndef	_I386_SVR4_MACHDEP_H_
32#define	_I386_SVR4_MACHDEP_H_
33
34#if !defined(SVR4_MACHDEP_JUST_REGS)
35#include <svr4/svr4_types.h>
36#endif
37
38/*
39 * Machine dependent portions [X86]
40 */
41
42#define SVR4_X86_GS	0
43#define SVR4_X86_FS	1
44#define SVR4_X86_ES	2
45#define SVR4_X86_DS	3
46#define SVR4_X86_EDI	4
47#define SVR4_X86_ESI	5
48#define SVR4_X86_EBP	6
49#define SVR4_X86_ESP	7
50#define SVR4_X86_EBX	8
51#define SVR4_X86_EDX	9
52#define SVR4_X86_ECX	10
53#define SVR4_X86_EAX	11
54#define SVR4_X86_TRAPNO	12
55#define SVR4_X86_ERR	13
56#define SVR4_X86_EIP	14
57#define SVR4_X86_CS	15
58#define SVR4_X86_EFL	16
59#define SVR4_X86_UESP	17
60#define SVR4_X86_SS	18
61#define SVR4_X86_MAXREG	19
62
63
64#if !defined(SVR4_MACHDEP_JUST_REGS)
65typedef int svr4_greg_t;
66typedef svr4_greg_t svr4_gregset_t[SVR4_X86_MAXREG];
67
68typedef struct {
69    int		f_x87[62];	/* x87 registers */
70    long	f_weitek[33]; 	/* weitek */
71} svr4_fregset_t;
72
73struct svr4_ucontext;
74
75void svr4_getcontext __P((struct proc *, struct svr4_ucontext *,
76			  sigset_t *, int));
77int svr4_setcontext __P((struct proc *p, struct svr4_ucontext *));
78
79typedef struct {
80	svr4_gregset_t	greg;
81	svr4_fregset_t	freg;
82} svr4_mcontext_t;
83
84/*
85 * SYSARCH numbers
86 */
87#define SVR4_SYSARCH_FPHW	40
88#define SVR4_SYSARCH_DSCR	75
89
90struct svr4_ssd {
91	unsigned int selector;
92	unsigned int base;
93	unsigned int limit;
94	unsigned int access1;
95	unsigned int access2;
96};
97
98/*
99 * Processor traps
100 */
101#define	SVR4_T_DIVIDE		0
102#define	SVR4_T_TRCTRAP		1
103#define	SVR4_T_NMI		2
104#define	SVR4_T_BPTFLT		3
105#define	SVR4_T_OFLOW		4
106#define	SVR4_T_BOUND		5
107#define	SVR4_T_PRIVINFLT	6
108#define	SVR4_T_DNA		7
109#define	SVR4_T_DOUBLEFLT	8
110#define	SVR4_T_FPOPFLT		9
111#define	SVR4_T_TSSFLT		10
112#define	SVR4_T_SEGNPFLT		11
113#define	SVR4_T_STKFLT		12
114#define	SVR4_T_PROTFLT		13
115#define	SVR4_T_PAGEFLT		14
116#define	SVR4_T_ALIGNFLT		17
117
118#endif /* !SVR4_MACHDEP_JUST_REGS */
119#endif /* !_I386_SVR4_MACHDEP_H_ */
120