frame.h revision 879
1/*- 2 * Copyright (c) 1990 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * William Jolitz. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by the University of 19 * California, Berkeley and its contributors. 20 * 4. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * from: @(#)frame.h 5.2 (Berkeley) 1/18/91 37 * $Id: frame.h,v 1.5 1993/12/03 05:10:00 alm Exp $ 38 */ 39 40#ifndef _MACHINE_FRAME_H_ 41#define _MACHINE_FRAME_H_ 1 42 43#include <sys/signal.h> 44 45/* 46 * System stack frames. 47 */ 48 49/* 50 * Exception/Trap Stack Frame 51 */ 52 53struct trapframe { 54 int tf_es; 55 int tf_ds; 56 int tf_edi; 57 int tf_esi; 58 int tf_ebp; 59 int tf_isp; 60 int tf_ebx; 61 int tf_edx; 62 int tf_ecx; 63 int tf_eax; 64 int tf_trapno; 65 /* below portion defined in 386 hardware */ 66 int tf_err; 67 int tf_eip; 68 int tf_cs; 69 int tf_eflags; 70 /* below only when transitting rings (e.g. user to kernel) */ 71 int tf_esp; 72 int tf_ss; 73}; 74 75extern int kdb_trap(int, int, struct trapframe *); 76 77/* Interrupt stack frame */ 78 79struct intrframe { 80 int if_vec; 81 int if_ppl; 82 int if_es; 83 int if_ds; 84 int if_edi; 85 int if_esi; 86 int if_ebp; 87 int :32; 88 int if_ebx; 89 int if_edx; 90 int if_ecx; 91 int if_eax; 92 int :32; /* for compat with trap frame - trapno */ 93 int :32; /* for compat with trap frame - err */ 94 /* below portion defined in 386 hardware */ 95 int if_eip; 96 int if_cs; 97 int if_eflags; 98 /* below only when transitting rings (e.g. user to kernel) */ 99 int if_esp; 100 int if_ss; 101}; 102 103/* 104 * Signal frame 105 */ 106struct sigframe { 107 int sf_signum; 108 int sf_code; 109 struct sigcontext *sf_scp; 110 char *sf_addr; 111 sig_t sf_handler; 112 int sf_eax; 113 int sf_edx; 114 int sf_ecx; 115 struct sigcontext sf_sc; 116} ; 117 118/* 119 * Call Gate/System Call Stack Frame 120 */ 121 122struct syscframe { 123 int sf_edi; 124 int sf_esi; 125 int sf_ebp; 126 int :32; /* redundant save of isp */ 127 int sf_ebx; 128 int sf_edx; 129 int sf_ecx; 130 int sf_eax; 131 int sf_eflags; 132 /* below portion defined in 386 hardware */ 133/* int sf_args[N];*/ /* if call gate copy args enabled!*/ 134 int sf_eip; 135 int sf_cs; 136 /* below only when transitting rings (e.g. user to kernel) */ 137 int sf_esp; 138 int sf_ss; 139}; 140#endif /* _MACHINE_FRAME_H_ */ 141