xref: /titanic_52/usr/src/uts/intel/ia32/promif/prom_panic.c (revision 9acbbeaf2a1ffe5c14b244867d427714fab43c5c)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 #include <sys/promif.h>
30 #include <sys/promimpl.h>
31 #include <sys/archsystm.h>
32 #include <sys/reboot.h>
33 #include <sys/kdi.h>
34 
35 void
36 prom_panic(char *s)
37 {
38 	const char fmt[] = "%s: prom_panic: %s\n";
39 
40 	if (s == NULL)
41 		s = "unknown panic";
42 
43 #if defined(I386BOOT)
44 	prom_printf(fmt, "boot", s);
45 	for (;;)
46 		continue;
47 	/*NOTREACHED*/
48 #elif defined(_KMDB)
49 	prom_printf(fmt, "kmdb", s);
50 #elif defined(_KERNEL)
51 	prom_printf(fmt, "kernel", s);
52 	if (boothowto & RB_DEBUG)
53 		kdi_dvec_enter();
54 #else
55 #error	"configuration error"
56 #endif
57 	prom_reboot_prompt();
58 	prom_reboot(NULL);
59 }
60