1 /* $OpenBSD: trap.h,v 1.5 2005/10/26 20:32:59 marco Exp $ */
2 /* $NetBSD: trap.h,v 1.4 1994/10/27 04:16:30 cgd Exp $ */
3
4 /*-
5 * Copyright (c) 1990 The Regents of the University of California.
6 * All rights reserved.
7 *
8 * This code is derived from software contributed to Berkeley by
9 * William Jolitz.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. Neither the name of the University nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 *
35 * @(#)trap.h 5.4 (Berkeley) 5/9/91
36 */
37
38 /*
39 * Trap type values
40 * also known in trap.c for name strings
41 */
42
43 #define T_PRIVINFLT 0 /* privileged instruction */
44 #define T_BPTFLT 1 /* breakpoint trap */
45 #define T_ARITHTRAP 2 /* arithmetic trap */
46 #define T_ASTFLT 3 /* asynchronous system trap */
47 #define T_PROTFLT 4 /* protection fault */
48 #define T_TRCTRAP 5 /* trace trap */
49 #define T_PAGEFLT 6 /* page fault */
50 #define T_ALIGNFLT 7 /* alignment fault */
51 #define T_DIVIDE 8 /* integer divide fault */
52 #define T_NMI 9 /* non-maskable interrupt */
53 #define T_OFLOW 10 /* overflow trap */
54 #define T_BOUND 11 /* bounds check fault */
55 #define T_DNA 12 /* device not available fault */
56 #define T_DOUBLEFLT 13 /* double fault */
57 #define T_FPOPFLT 14 /* fp coprocessor operand fetch fault (![P]Pro)*/
58 #define T_TSSFLT 15 /* invalid tss fault */
59 #define T_SEGNPFLT 16 /* segment not present fault */
60 #define T_STKFLT 17 /* stack fault */
61 #define T_MACHK 18 /* machine check ([P]Pro) */
62 #define T_XFTRAP 19 /* SIMD FP exception */
63 #define T_RESERVED 20 /* reserved fault base */
64
65 /* Trap's coming from user mode */
66 #define T_USER 0x100