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 (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21/*
22 * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
23 * Use is subject to license terms.
24 */
25
26#pragma ident	"%Z%%M%	%I%	%E% SMI"
27
28#include <sys/promif.h>
29#include <sys/consdev.h>
30#include <sys/promimpl.h>
31#include <sys/archsystm.h>
32#include <sys/reboot.h>
33#include <sys/kdi.h>
34
35/*
36 * The Intel cpu does not have an underlying monitor.
37 * So, we do the best we can.....
38 */
39
40extern void prom_poll_enter(void);
41
42extern cons_polledio_t *cons_polledio;
43
44void
45prom_exit_to_mon(void)
46{
47
48#if !defined(_KMDB)
49	prom_poll_enter();
50#endif
51#ifdef I386BOOT
52	prom_printf("[spinning forever]\n");
53	for (;;)
54		continue;
55#else
56#if !defined(_KMDB)
57	if (boothowto & RB_DEBUG)
58		kmdb_enter();
59#endif	/* !_KMDB */
60	prom_reboot_prompt();
61	prom_reboot(NULL);
62#endif	/* !I386BOOT */
63}
64
65#if !defined(_KMDB)
66void
67prom_poll_enter(void)
68{
69	if (cons_polledio != NULL) {
70		if (cons_polledio->cons_polledio_enter != NULL) {
71			cons_polledio->cons_polledio_enter(
72			    cons_polledio->cons_polledio_argument);
73		}
74	}
75}
76#endif
77