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 2005 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
32/*
33 * Return ihandle of stdout
34 */
35ihandle_t
36prom_stdout_ihandle(void)
37{
38	static ihandle_t istdout;
39	static char *name = "stdout";
40
41	if (istdout)
42		return (istdout);
43
44	if (prom_getproplen(prom_chosennode(), name) !=
45	    sizeof (ihandle_t))  {
46		return (istdout = (ihandle_t)-1);
47	}
48	(void) prom_getprop(prom_chosennode(), name,
49	    (caddr_t)(&istdout));
50	istdout = prom_decode_int(istdout);
51	return (istdout);
52
53}
54
55/*
56 * Return phandle of stdout
57 */
58pnode_t
59prom_stdout_node(void)
60{
61	static phandle_t pstdout;
62	ihandle_t istdout;
63
64	if (pstdout)
65		return (pstdout);
66
67	if ((istdout = prom_stdout_ihandle()) == (ihandle_t)-1)
68		return (pstdout = (pnode_t)OBP_BADNODE);
69
70	return (pstdout = prom_getphandle(istdout));
71}
72