1 /* $OpenBSD: svr4_machdep.h,v 1.7 2002/03/14 01:26:33 millert Exp $ */
2 /* $NetBSD: svr4_machdep.h,v 1.5 1995/03/31 02:51:37 christos Exp $ */
3
4 /*
5 * Copyright (c) 1994 Christos Zoulas
6 * All rights reserved.
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. The name of the author may not be used to endorse or promote products
17 * derived from this software without specific prior written permission
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #ifndef _I386_SVR4_MACHDEP_H_
32 #define _I386_SVR4_MACHDEP_H_
33
34 #include <compat/svr4/svr4_types.h>
35
36 /*
37 * Machine dependent portions [X86]
38 */
39
40 #define SVR4_X86_GS 0
41 #define SVR4_X86_FS 1
42 #define SVR4_X86_ES 2
43 #define SVR4_X86_DS 3
44 #define SVR4_X86_EDI 4
45 #define SVR4_X86_ESI 5
46 #define SVR4_X86_EBP 6
47 #define SVR4_X86_ESP 7
48 #define SVR4_X86_EBX 8
49 #define SVR4_X86_EDX 9
50 #define SVR4_X86_ECX 10
51 #define SVR4_X86_EAX 11
52 #define SVR4_X86_TRAPNO 12
53 #define SVR4_X86_ERR 13
54 #define SVR4_X86_EIP 14
55 #define SVR4_X86_CS 15
56 #define SVR4_X86_EFL 16
57 #define SVR4_X86_UESP 17
58 #define SVR4_X86_SS 18
59 #define SVR4_X86_MAXREG 19
60
61
62 typedef int svr4_greg_t;
63 typedef svr4_greg_t svr4_gregset_t[SVR4_X86_MAXREG];
64
65 typedef struct {
66 int f_x87[62]; /* x87 registers */
67 long f_weitek[33]; /* weitek */
68 } svr4_fregset_t;
69
70 struct svr4_ucontext;
71
72 #ifdef _KERNEL
73 void svr4_getcontext(struct proc *, struct svr4_ucontext *, int, int);
74 int svr4_setcontext(struct proc *, struct svr4_ucontext *);
75 void svr4_sendsig(sig_t, int, int, u_long, int, union sigval);
76 #endif
77
78 typedef struct {
79 svr4_gregset_t greg;
80 svr4_fregset_t freg;
81 } svr4_mcontext_t;
82
83 /*
84 * SYSARCH numbers
85 */
86 #define SVR4_SYSARCH_FPHW 40
87 #define SVR4_SYSARCH_DSCR 75
88
89 struct svr4_ssd {
90 unsigned int selector;
91 unsigned int base;
92 unsigned int limit;
93 unsigned int access1;
94 unsigned int access2;
95 };
96
97 #define SVR4_SYSARCH_GOSF 114 /* get OS features vector */
98
99 /*
100 * Processor traps
101 */
102 #define SVR4_T_DIVIDE 0
103 #define SVR4_T_TRCTRAP 1
104 #define SVR4_T_NMI 2
105 #define SVR4_T_BPTFLT 3
106 #define SVR4_T_OFLOW 4
107 #define SVR4_T_BOUND 5
108 #define SVR4_T_PRIVINFLT 6
109 #define SVR4_T_DNA 7
110 #define SVR4_T_DOUBLEFLT 8
111 #define SVR4_T_FPOPFLT 9
112 #define SVR4_T_TSSFLT 10
113 #define SVR4_T_SEGNPFLT 11
114 #define SVR4_T_STKFLT 12
115 #define SVR4_T_PROTFLT 13
116 #define SVR4_T_PAGEFLT 14
117 #define SVR4_T_ALIGNFLT 17
118
119 #endif /* !_I386_SVR4_MACHDEP_H_ */