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 * frame.h,v 1.3 1993/06/27 01:24:55 andrew Exp 38 */ 39 40 #include <sys/signal.h> 41 42 /* 43 * System stack frames. 44 */ 45 46 /* 47 * Exception/Trap Stack Frame 48 */ 49 struct trapframe { 50 int tf_es; 51 int tf_ds; 52 int tf_edi; 53 int tf_esi; 54 int tf_ebp; 55 int tf_isp; 56 int tf_ebx; 57 int tf_edx; 58 int tf_ecx; 59 int tf_eax; 60 int tf_trapno; 61 /* below portion defined in 386 hardware */ 62 int tf_err; 63 int tf_eip; 64 int tf_cs; 65 int tf_eflags; 66 /* below only when transitting rings (e.g. user to kernel) */ 67 int tf_esp; 68 int tf_ss; 69 }; 70 71 /* Interrupt stack frame */ 72 struct intrframe { 73 int if_ppl; 74 int if_es; 75 int if_ds; 76 int if_edi; 77 int if_esi; 78 int if_ebp; 79 int :32; 80 int if_ebx; 81 int if_edx; 82 int if_ecx; 83 int if_eax; 84 int :32; /* for compat with trap frame - trapno */ 85 int :32; /* for compat with trap frame - err */ 86 /* below portion defined in 386 hardware */ 87 int if_eip; 88 int if_cs; 89 int if_eflags; 90 /* below only when transitting rings (e.g. user to kernel) */ 91 int if_esp; 92 int if_ss; 93 }; 94 95 /* 96 * Signal frame 97 */ 98 struct sigframe { 99 int sf_signum; 100 int sf_code; 101 struct sigcontext *sf_scp; 102 sig_t sf_handler; 103 struct sigcontext sf_sc; 104 }; 105