1cd76c7513
. primary purpose is to synchronize with <ieeefp.h> which expects a fp_prec from sys/arch/x86/include/ieeefp.h
71 lines
2.9 KiB
C
71 lines
2.9 KiB
C
/* $NetBSD: trap.h,v 1.2 2003/08/07 16:30:33 agc Exp $ */
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/*-
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* William Jolitz.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)trap.h 5.4 (Berkeley) 5/9/91
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*/
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/*
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* Trap type values
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* also known in trap.c for name strings
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*/
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#define T_PRIVINFLT 0 /* privileged instruction */
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#define T_BPTFLT 1 /* breakpoint trap */
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#define T_ARITHTRAP 2 /* arithmetic trap */
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#define T_ASTFLT 3 /* asynchronous system trap */
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#define T_PROTFLT 4 /* protection fault */
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#define T_TRCTRAP 5 /* trace trap */
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#define T_PAGEFLT 6 /* page fault */
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#define T_ALIGNFLT 7 /* alignment fault */
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#define T_DIVIDE 8 /* integer divide fault */
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#define T_NMI 9 /* non-maskable interrupt */
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#define T_OFLOW 10 /* overflow trap */
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#define T_BOUND 11 /* bounds check fault */
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#define T_DNA 12 /* device not available fault */
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#define T_DOUBLEFLT 13 /* double fault */
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#define T_FPOPFLT 14 /* fp coprocessor operand fetch fault */
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#define T_TSSFLT 15 /* invalid tss fault */
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#define T_SEGNPFLT 16 /* segment not present fault */
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#define T_STKFLT 17 /* stack fault */
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#define T_MCA 18 /* machine check */
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#define T_XMM 19 /* SSE FP exception */
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#define T_RESERVED 20 /* reserved fault base */
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/* Trap's coming from user mode */
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#define T_USER 0x100
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/* Flags kludged into the trap code */
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#define TC_TSS 0x80000000
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#define TC_FLAGMASK (TC_TSS)
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