1 /*-
2 * Copyright (c) 1993 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * $FreeBSD: releng/5.2/sys/i386/include/sysarch.h 118440 2003-08-04 19:11:56Z julian $
34 */
35
36 /*
37 * Architecture specific syscalls (i386)
38 */
39 #ifndef _MACHINE_SYSARCH_H_
40 #define _MACHINE_SYSARCH_H_
41
42 #define I386_GET_LDT 0
43 #define I386_SET_LDT 1
44 #define LDT_AUTO_ALLOC 0xffffffff
45 /* I386_IOPL */
46 #define I386_GET_IOPERM 3
47 #define I386_SET_IOPERM 4
48 /* xxxxx */
49 #define I386_VM86 6
50
51 struct i386_ldt_args {
52 unsigned int start;
53 union descriptor *descs;
54 unsigned int num;
55 };
56
57 struct i386_ioperm_args {
58 unsigned int start;
59 unsigned int length;
60 int enable;
61 };
62
63 struct i386_vm86_args {
64 int sub_op; /* sub-operation to perform */
65 char *sub_args; /* args */
66 };
67
68 #ifndef _KERNEL
69 #include <sys/cdefs.h>
70
71 union descriptor;
72 struct dbreg;
73
74 __BEGIN_DECLS
75 int i386_get_ldt(int, union descriptor *, int);
76 int i386_set_ldt(int, union descriptor *, int);
77 int i386_get_ioperm(unsigned int, unsigned int *, int *);
78 int i386_set_ioperm(unsigned int, unsigned int, int);
79 int i386_vm86(int, void *);
80 int i386_set_watch(int, unsigned int, int, int, struct dbreg *);
81 int i386_clr_watch(int, struct dbreg *);
82 __END_DECLS
83 #endif
84
85 #endif /* !_MACHINE_SYSARCH_H_ */
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