[src/trunk]: src/usr.sbin/crash make crash traces work on sparc64

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/4b100db8a5f0
branches:  trunk
changeset: 785220:4b100db8a5f0
user:      christos <christos%NetBSD.org@localhost>
date:      Mon Mar 04 20:10:50 2013 +0000

description:
make crash traces work on sparc64

diffstat:

 usr.sbin/crash/Makefile     |   5 ++-
 usr.sbin/crash/arch/sparc.c |  66 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 70 insertions(+), 1 deletions(-)

diffs (89 lines):

diff -r 464575b8e8c6 -r 4b100db8a5f0 usr.sbin/crash/Makefile
--- a/usr.sbin/crash/Makefile   Mon Mar 04 19:12:55 2013 +0000
+++ b/usr.sbin/crash/Makefile   Mon Mar 04 20:10:50 2013 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: Makefile,v 1.23 2012/11/04 11:12:32 apb Exp $
+#      $NetBSD: Makefile,v 1.24 2013/03/04 20:10:50 christos Exp $
 
 PROG=          crash
 MAN=           crash.8
@@ -53,6 +53,9 @@
 . elif  ${MACHINE_ARCH} == "m68k" \
      || ${MACHINE_ARCH} == "arm"
 MACHINE_FAMILY = ${MACHINE_ARCH}
+. elif    ${MACHINE} == "sparc64" \
+     || ${MACHINE} == "sparc64"
+MACHINE_FAMILY = sparc
 . else
 MACHINE_FAMILY = ${MACHINE}
 . endif
diff -r 464575b8e8c6 -r 4b100db8a5f0 usr.sbin/crash/arch/sparc.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/usr.sbin/crash/arch/sparc.c       Mon Mar 04 20:10:50 2013 +0000
@@ -0,0 +1,66 @@
+/*     $NetBSD: sparc.c,v 1.1 2013/03/04 20:10:51 christos Exp $       */
+
+/*-
+ * Copyright (c) 2009 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Andrew Doran.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+#ifndef lint
+__RCSID("$NetBSD: sparc.c,v 1.1 2013/03/04 20:10:51 christos Exp $");
+#endif /* not lint */
+
+#include <ddb/ddb.h>
+
+#include <kvm.h>
+#include <nlist.h>
+#include <err.h>
+#include <stdlib.h>
+
+#include <machine/pcb.h>
+
+#include "extern.h"
+
+static struct nlist nl[] = {
+       { .n_name = "dumppcb" },
+       { .n_name = NULL },
+};
+
+struct pcb     pcb;
+
+void
+db_mach_init(kvm_t *kd)
+{
+
+       if (kvm_nlist(kd, nl) == -1) {
+               errx(EXIT_FAILURE, "kvm_nlist: %s", kvm_geterr(kd));
+       }
+       if ((size_t)kvm_read(kd, nl[0].n_value, &pcb, sizeof(pcb)) !=
+           sizeof(pcb)) {
+               errx(EXIT_FAILURE, "cannot read dumppcb: %s", kvm_geterr(kd));
+       }
+}