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 * $FreeBSD$ 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 #define I386_GET_FSBASE 7 47 #define I386_SET_FSBASE 8 48 #define I386_GET_GSBASE 9 49 #define I386_SET_GSBASE 10 50 #define I386_GET_XFPUSTATE 11 51 52 /* These four only exist when running an i386 binary on amd64 */ 53 #define _AMD64_GET_FSBASE 128 54 #define _AMD64_SET_FSBASE 129 55 #define _AMD64_GET_GSBASE 130 56 #define _AMD64_SET_GSBASE 131 57 58 struct i386_ldt_args { 59 unsigned int start; 60 union descriptor *descs; 61 unsigned int num; 62 }; 63 64 struct i386_ioperm_args { 65 unsigned int start; 66 unsigned int length; 67 int enable; 68 }; 69 70 struct i386_vm86_args { 71 int sub_op; /* sub-operation to perform */ 72 char *sub_args; /* args */ 73 }; 74 75 struct i386_get_xfpustate { 76 void *addr; 77 int len; 78 }; 79 80 #ifndef _KERNEL 81 #include <sys/cdefs.h> 82 83 union descriptor; 84 struct dbreg; 85 86 __BEGIN_DECLS 87 /* These four only exist when running an i386 binary on amd64 */ 88 int _amd64_get_fsbase(void **); 89 int _amd64_get_gsbase(void **); 90 int _amd64_set_fsbase(void *); 91 int _amd64_set_gsbase(void *); 92 int i386_get_ldt(int, union descriptor *, int); 93 int i386_set_ldt(int, union descriptor *, int); 94 int i386_get_ioperm(unsigned int, unsigned int *, int *); 95 int i386_set_ioperm(unsigned int, unsigned int, int); 96 int i386_vm86(int, void *); 97 int i386_get_fsbase(void **); 98 int i386_get_gsbase(void **); 99 int i386_set_fsbase(void *); 100 int i386_set_gsbase(void *); 101 int i386_set_watch(int, unsigned int, int, int, struct dbreg *); 102 int i386_clr_watch(int, struct dbreg *); 103 int sysarch(int, void *); 104 __END_DECLS 105 #else 106 struct thread; 107 union descriptor; 108 109 int i386_get_ldt(struct thread *, struct i386_ldt_args *); 110 int i386_set_ldt(struct thread *, struct i386_ldt_args *, union descriptor *); 111 int i386_get_ioperm(struct thread *, struct i386_ioperm_args *); 112 int i386_set_ioperm(struct thread *, struct i386_ioperm_args *); 113 #endif 114 115 #endif /* !_MACHINE_SYSARCH_H_ */ 116