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
32char *
33prom_bootargs(void)
34{
35	int length;
36	pnode_t node;
37	static char *name = "bootargs";
38	static char bootargs[OBP_MAXPATHLEN];
39
40	if (bootargs[0] != (char)0)
41		return (bootargs);
42
43	node = prom_chosennode();
44	if ((node == OBP_NONODE) || (node == OBP_BADNODE))
45		node = prom_rootnode();
46	length = prom_getproplen(node, name);
47	if ((length == -1) || (length == 0))
48		return (NULL);
49	if (length > OBP_MAXPATHLEN)
50		length = OBP_MAXPATHLEN - 1;	/* Null terminator */
51	(void) prom_bounded_getprop(node, name, bootargs, length);
52	return (bootargs);
53}
54
55
56struct bootparam *
57prom_bootparam(void)
58{
59	PROMIF_DPRINTF(("prom_bootparam on P1275?\n"));
60	return ((struct bootparam *)0);
61}
62
63char *
64prom_bootpath(void)
65{
66	static char bootpath[OBP_MAXPATHLEN];
67	int length;
68	pnode_t node;
69	static char *name = "bootpath";
70
71	if (bootpath[0] != (char)0)
72		return (bootpath);
73
74	node = prom_chosennode();
75	if ((node == OBP_NONODE) || (node == OBP_BADNODE))
76		node = prom_rootnode();
77	length = prom_getproplen(node, name);
78	if ((length == -1) || (length == 0))
79		return (NULL);
80	if (length > OBP_MAXPATHLEN)
81		length = OBP_MAXPATHLEN - 1;	/* Null terminator */
82	(void) prom_bounded_getprop(node, name, bootpath, length);
83	return (bootpath);
84}
85