1997-05-25 09:01:51 +04:00
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/* $NetBSD: trap.h,v 1.2 1997/05/25 05:01:51 jonathan Exp $ */
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1995-08-29 00:01:34 +04:00
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/*
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* Copyright (c) 1995, Jonathan Stone
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* All rights reserved.
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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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Jonathan Stone.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Functions defined in trap.c, used in machdep.c and locore
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*/
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1997-05-25 09:01:51 +04:00
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extern int kn01_intr __P((u_int mask, u_int pc, u_int statusReg,
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1995-08-29 00:01:34 +04:00
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u_int causeReg));
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extern int kmin_intr __P((u_int mask, u_int pc, u_int statusReg,
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u_int causeReg));
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extern int xine_intr __P((u_int mask, u_int pc, u_int statusReg,
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u_int causeReg));
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extern int kn02_intr __P((u_int mask, u_int pc, u_int statusReg,
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u_int causeReg));
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1997-05-25 09:01:51 +04:00
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extern int (*mips_hardware_intr) __P((u_int mask, u_int pc, u_int statusReg,
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1995-08-29 00:01:34 +04:00
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u_int causeReg));
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#ifdef DS5000_240
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extern int kn03_intr __P((u_int mask, u_int pc, u_int statusReg,
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u_int causeReg));
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#endif /*DS5000_240*/
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/* Return the resulting PC as if the branch was executed. */
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extern u_int MachEmulateBranch __P((u_int* regs, u_int instPC,
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u_int fpcCSR, int allowNonBranch));
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/*
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* Called by locore to handle exceptions other than UTLBMISS
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* (which has a dedicated vector on mips) and external interrupts.
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*/
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extern u_int trap __P((u_int status, u_int cause, u_int vaddr, u_int pc,
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int args));
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#ifdef DEBUG
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extern int cpu_singlestep __P((register struct proc *p));
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extern int kdbpeek __P((int addr));
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#endif
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