frame.h revision 1.2
1 1.1 cgd /*- 2 1.1 cgd * Copyright (c) 1990 The Regents of the University of California. 3 1.1 cgd * All rights reserved. 4 1.1 cgd * 5 1.1 cgd * This code is derived from software contributed to Berkeley by 6 1.1 cgd * William Jolitz. 7 1.1 cgd * 8 1.1 cgd * Redistribution and use in source and binary forms, with or without 9 1.1 cgd * modification, are permitted provided that the following conditions 10 1.1 cgd * are met: 11 1.1 cgd * 1. Redistributions of source code must retain the above copyright 12 1.1 cgd * notice, this list of conditions and the following disclaimer. 13 1.1 cgd * 2. Redistributions in binary form must reproduce the above copyright 14 1.1 cgd * notice, this list of conditions and the following disclaimer in the 15 1.1 cgd * documentation and/or other materials provided with the distribution. 16 1.1 cgd * 3. All advertising materials mentioning features or use of this software 17 1.1 cgd * must display the following acknowledgement: 18 1.1 cgd * This product includes software developed by the University of 19 1.1 cgd * California, Berkeley and its contributors. 20 1.1 cgd * 4. Neither the name of the University nor the names of its contributors 21 1.1 cgd * may be used to endorse or promote products derived from this software 22 1.1 cgd * without specific prior written permission. 23 1.1 cgd * 24 1.1 cgd * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 1.1 cgd * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 1.1 cgd * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 1.1 cgd * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 1.1 cgd * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 1.1 cgd * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 1.1 cgd * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 1.1 cgd * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 1.1 cgd * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 1.1 cgd * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 1.1 cgd * SUCH DAMAGE. 35 1.1 cgd * 36 1.2 cgd * from: @(#)frame.h 5.2 (Berkeley) 1/18/91 37 1.2 cgd * $Id: frame.h,v 1.2 1993/05/22 08:00:19 cgd Exp $ 38 1.1 cgd */ 39 1.1 cgd 40 1.1 cgd /* 41 1.1 cgd * System stack frames. 42 1.1 cgd */ 43 1.1 cgd 44 1.1 cgd /* 45 1.1 cgd * Exception/Trap Stack Frame 46 1.1 cgd */ 47 1.1 cgd 48 1.1 cgd struct trapframe { 49 1.1 cgd int tf_es; 50 1.1 cgd int tf_ds; 51 1.1 cgd int tf_edi; 52 1.1 cgd int tf_esi; 53 1.1 cgd int tf_ebp; 54 1.1 cgd int tf_isp; 55 1.1 cgd int tf_ebx; 56 1.1 cgd int tf_edx; 57 1.1 cgd int tf_ecx; 58 1.1 cgd int tf_eax; 59 1.1 cgd int tf_trapno; 60 1.1 cgd /* below portion defined in 386 hardware */ 61 1.1 cgd int tf_err; 62 1.1 cgd int tf_eip; 63 1.1 cgd int tf_cs; 64 1.1 cgd int tf_eflags; 65 1.1 cgd /* below only when transitting rings (e.g. user to kernel) */ 66 1.1 cgd int tf_esp; 67 1.1 cgd int tf_ss; 68 1.1 cgd }; 69 1.1 cgd 70 1.1 cgd /* Interrupt stack frame */ 71 1.1 cgd 72 1.1 cgd struct intrframe { 73 1.1 cgd int if_vec; 74 1.1 cgd int if_ppl; 75 1.1 cgd int if_es; 76 1.1 cgd int if_ds; 77 1.1 cgd int if_edi; 78 1.1 cgd int if_esi; 79 1.1 cgd int if_ebp; 80 1.1 cgd int :32; 81 1.1 cgd int if_ebx; 82 1.1 cgd int if_edx; 83 1.1 cgd int if_ecx; 84 1.1 cgd int if_eax; 85 1.1 cgd int :32; /* for compat with trap frame - trapno */ 86 1.1 cgd int :32; /* for compat with trap frame - err */ 87 1.1 cgd /* below portion defined in 386 hardware */ 88 1.1 cgd int if_eip; 89 1.1 cgd int if_cs; 90 1.1 cgd int if_eflags; 91 1.1 cgd /* below only when transitting rings (e.g. user to kernel) */ 92 1.1 cgd int if_esp; 93 1.1 cgd int if_ss; 94 1.1 cgd }; 95 1.1 cgd 96 1.1 cgd /* 97 1.1 cgd * Call Gate/System Call Stack Frame 98 1.1 cgd */ 99 1.1 cgd 100 1.1 cgd struct syscframe { 101 1.1 cgd int sf_edi; 102 1.1 cgd int sf_esi; 103 1.1 cgd int sf_ebp; 104 1.1 cgd int :32; /* redundant save of isp */ 105 1.1 cgd int sf_ebx; 106 1.1 cgd int sf_edx; 107 1.1 cgd int sf_ecx; 108 1.1 cgd int sf_eax; 109 1.1 cgd int sf_eflags; 110 1.1 cgd /* below portion defined in 386 hardware */ 111 1.1 cgd /* int sf_args[N]; /* if call gate copy args enabled!*/ 112 1.1 cgd int sf_eip; 113 1.1 cgd int sf_cs; 114 1.1 cgd /* below only when transitting rings (e.g. user to kernel) */ 115 1.1 cgd int sf_esp; 116 1.1 cgd int sf_ss; 117 1.1 cgd }; 118
Indexes created Sun Sep 21 19:09:51 GMT 2025