. 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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