sysarch.h revision 118440
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: head/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 51struct i386_ldt_args { 52 unsigned int start; 53 union descriptor *descs; 54 unsigned int num; 55}; 56 57struct i386_ioperm_args { 58 unsigned int start; 59 unsigned int length; 60 int enable; 61}; 62 63struct 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 71union descriptor; 72struct dbreg; 73 74__BEGIN_DECLS 75int i386_get_ldt(int, union descriptor *, int); 76int i386_set_ldt(int, union descriptor *, int); 77int i386_get_ioperm(unsigned int, unsigned int *, int *); 78int i386_set_ioperm(unsigned int, unsigned int, int); 79int i386_vm86(int, void *); 80int i386_set_watch(int, unsigned int, int, int, struct dbreg *); 81int i386_clr_watch(int, struct dbreg *); 82__END_DECLS 83#endif 84 85#endif /* !_MACHINE_SYSARCH_H_ */ 86