sysarch.h revision 128019 
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 * 4. Neither the name of the University nor the names of its contributors
14 *    may be used to endorse or promote products derived from this software
15 *    without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $FreeBSD: head/sys/i386/include/sysarch.h 128019 2004-04-07 20:46:16Z imp $
30 */
31
32/*
33 * Architecture specific syscalls (i386)
34 */
35#ifndef _MACHINE_SYSARCH_H_
36#define _MACHINE_SYSARCH_H_
37
38#define I386_GET_LDT	0
39#define I386_SET_LDT	1
40#define	LDT_AUTO_ALLOC	0xffffffff
41				/* I386_IOPL */
42#define I386_GET_IOPERM	3
43#define I386_SET_IOPERM	4
44				/* xxxxx */
45#define I386_VM86	6
46
47struct i386_ldt_args {
48	unsigned int start;
49	union	descriptor *descs;
50	unsigned int num;
51};
52
53struct i386_ioperm_args {
54	unsigned int start;
55	unsigned int length;
56	int	enable;
57};
58
59struct i386_vm86_args {
60	int	sub_op;			/* sub-operation to perform */
61	char	*sub_args;		/* args */
62};
63
64#ifndef _KERNEL
65#include <sys/cdefs.h>
66
67union descriptor;
68struct dbreg;
69
70__BEGIN_DECLS
71int i386_get_ldt(int, union descriptor *, int);
72int i386_set_ldt(int, union descriptor *, int);
73int i386_get_ioperm(unsigned int, unsigned int *, int *);
74int i386_set_ioperm(unsigned int, unsigned int, int);
75int i386_vm86(int, void *);
76int i386_set_watch(int, unsigned int, int, int, struct dbreg *);
77int i386_clr_watch(int, struct dbreg *);
78int sysarch(int, void *);
79__END_DECLS
80#endif
81
82#endif /* !_MACHINE_SYSARCH_H_ */
83