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Annotation of sys/arch/i386/include/trap.h, Revision 1.1.1.1

1.1       nbrk        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