add files needed to use KGDB as suggested by Christian Limpach <chris@Nice.CH>
This commit is contained in:
dbj
parent
63a8704a00
commit
cf7de63ef3
@ -1,4 +1,4 @@
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# $NetBSD: GENERIC,v 1.21 1999/11/21 14:00:42 itojun Exp $
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# $NetBSD: GENERIC,v 1.22 1999/12/14 11:17:27 dbj Exp $
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#
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# GENERIC next68k
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#
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@ -20,10 +20,11 @@ options LKM # loadable kernel modules
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options INSECURE # disable kernel security level
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options UCONSOLE # Allow non-root TIOCCONS
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# Which kernel debugger? Uncomment either this:
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options DDB
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options DEBUG # kernel debugging code
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options DIAGNOSTIC # extra kernel sanity checking
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# Which kernel debugger? Uncomment either this:
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options DDB
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options DDB_HISTORY_SIZE=100 # enable history editing in DDB
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# ... or these for KGDB (gdb remote target)
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113
sys/arch/next68k/next68k/kgdb_machdep.c
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113
sys/arch/next68k/next68k/kgdb_machdep.c
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@ -0,0 +1,113 @@
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/* $NetBSD: kgdb_machdep.c,v 1.1 1999/12/14 11:17:26 dbj Exp $ */
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/*
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* This file was taken from sun3/sun3/kgdb_machdep.c
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* should probably be re-synced when needed.
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* Darrin B. Jewell <dbj@netbsd.org> 1999-12-14T06:05:22-0500
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* original cvs id:
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* NetBSD: kgdb_machdep.c,v 1.4 1999/11/22 19:05:32 jdolecek Exp
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*/
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/*
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* Copyright (c) 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This software was developed by the Computer Systems Engineering group
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* at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
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* contributed to Berkeley.
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*
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* 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, Lawrence Berkeley Laboratories.
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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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* @(#)kgdb_stub.c 8.4 (Berkeley) 1/12/94
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*/
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/*
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* Machine-dependent part of the KGDB remote "stub"
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kgdb.h>
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/*
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* Determine if the memory at va..(va+len) is valid.
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*/
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int
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kgdb_acc(va, ulen)
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vm_offset_t va;
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size_t ulen;
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{
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/* Just let the trap handler deal with it. */
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return (1);
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}
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/*
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* Trap into kgdb to wait for debugger to connect,
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* noting on the console why nothing else is going on.
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*/
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void
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kgdb_connect(verbose)
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int verbose;
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{
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if (kgdb_dev < 0)
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return;
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if (verbose)
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printf("kgdb waiting...");
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Debugger();
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if (verbose)
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printf("connected.\n");
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kgdb_debug_panic = 1;
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}
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/*
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* Decide what to do on panic.
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*
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* The sun3 implementation of Debugger() arranges to call
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* either kgdb_trap() or kdb_trap() as appropriate, so
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* we can just call Debugger() here.
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*/
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void
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kgdb_panic()
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{
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if (kgdb_dev >= 0 && kgdb_debug_panic) {
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printf("entering kgdb\n");
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Debugger();
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}
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}
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59
sys/arch/next68k/next68k/stub.c
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59
sys/arch/next68k/next68k/stub.c
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@ -0,0 +1,59 @@
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/* $NetBSD: stub.c,v 1.1 1999/12/14 11:17:26 dbj Exp $ */
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/*-
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* Copyright (c) 1996 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Adam Glass and Gordon W. Ross.
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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 NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Stubs to supply things needed when some options are OFF.
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*/
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#include "opt_ddb.h"
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#include <sys/cdefs.h>
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#include <sys/systm.h>
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#ifndef DDB
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/*
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* When DDB is included, cpu_Debugger() comes from db_interface.c
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* otherwise we get the one compiled here.
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*/
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void
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cpu_Debugger()
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{
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__asm ("trap #15");
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}
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#endif /* !DDB */
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