/* $NetBSD: trap.h,v 1.2 2003/08/07 16:30:33 agc Exp $ */ /*- * Copyright (c) 1990 The Regents of the University of California. * All rights reserved. * * This code is derived from software contributed to Berkeley by * William Jolitz. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)trap.h 5.4 (Berkeley) 5/9/91 */ /* * Trap type values * also known in trap.c for name strings */ #define T_PRIVINFLT 0 /* privileged instruction */ #define T_BPTFLT 1 /* breakpoint trap */ #define T_ARITHTRAP 2 /* arithmetic trap */ #define T_ASTFLT 3 /* asynchronous system trap */ #define T_PROTFLT 4 /* protection fault */ #define T_TRCTRAP 5 /* trace trap */ #define T_PAGEFLT 6 /* page fault */ #define T_ALIGNFLT 7 /* alignment fault */ #define T_DIVIDE 8 /* integer divide fault */ #define T_NMI 9 /* non-maskable interrupt */ #define T_OFLOW 10 /* overflow trap */ #define T_BOUND 11 /* bounds check fault */ #define T_DNA 12 /* device not available fault */ #define T_DOUBLEFLT 13 /* double fault */ #define T_FPOPFLT 14 /* fp coprocessor operand fetch fault */ #define T_TSSFLT 15 /* invalid tss fault */ #define T_SEGNPFLT 16 /* segment not present fault */ #define T_STKFLT 17 /* stack fault */ #define T_MCA 18 /* machine check */ #define T_XMM 19 /* SSE FP exception */ #define T_RESERVED 20 /* reserved fault base */ /* Trap's coming from user mode */ #define T_USER 0x100 /* Flags kludged into the trap code */ #define TC_TSS 0x80000000 #define TC_FLAGMASK (TC_TSS) |