d1ec048977
Add DDB interface to /sys/arch/mips/mips.. Rework heuristic stack traceback to work with DDB. Add hooks to print exception log from DDB. Add hooks from pmax console drivers: call Debugger() after break from serial console, or 'DO' key from LK-xxx.
70 lines
2.6 KiB
C
70 lines
2.6 KiB
C
/* $NetBSD: proc.h,v 1.8 1997/07/07 03:54:29 jonathan Exp $ */
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/*
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. 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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* Ralph Campbell.
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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 the University of
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* California, Berkeley and its contributors.
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* 4. 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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* @(#)proc.h 8.1 (Berkeley) 6/10/93
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*/
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#ifndef _MIPS_PROC_H_
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#define _MIPS_PROC_H_
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/*
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* Machine-dependent part of the proc structure for MIPS
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*/
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struct mdproc {
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int *md_regs; /* registers on current frame */
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int md_flags; /* machine-dependent flags */
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int md_upte[UPAGES]; /* ptes for mapping u page */
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int md_ss_addr; /* single step address for ptrace */
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int md_ss_instr; /* single step instruction for ptrace */
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};
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/* md_flags */
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#define MDP_FPUSED 0x0001 /* floating point coprocessor used */
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/*
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* MIPS trapframe
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*/
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struct frame {
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int f_regs[38];
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};
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#ifdef _KERNEL
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/* kernel single-step emulation */
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extern int mips_singlestep __P((struct proc *p));
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#endif /* _KERNEL */
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#endif /* _MIPS_PROC_H_ */
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