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 (c) 1991-1994, by Sun Microsystems, Inc.
24 * All rights reserved.
25 */
26
27 #pragma ident "%Z%%M% %I% %E% SMI"
28
29 #include <sys/promif.h>
30 #include <sys/promimpl.h>
31
32 int
prom_getversion(void)33 prom_getversion(void)
34 {
35
36 /*
37 * For compatibility with older client programs, if there is no
38 * ROMVEC, we simply return a very large number here.
39 */
40 return (obp_romvec_version);
41 }
42
43 int
prom_is_openprom(void)44 prom_is_openprom(void)
45 {
46 /*
47 * Returns true, if openboot or open firmware interface exists.
48 */
49 return (1);
50 }
51
52 int
prom_is_p1275(void)53 prom_is_p1275(void)
54 {
55 /*
56 * Returns true, if IEEE 1275 interface exists.
57 */
58 return (1);
59 }
60
61 /*
62 * Certain standalones need to get the revision of a certain
63 * version of the firmware to be able to figure out how to
64 * correct for certain errors in certain versions of the PROM.
65 *
66 * The caller has to know what to do with the cookie returned
67 * from prom_mon_id(). c.f. uts/sun4c/io/autoconf.c:impl_fix_props().
68 */
69
70 void *
prom_mon_id(void)71 prom_mon_id(void)
72 {
73 return (NULL); /* For compatibilty, none exists in 1275 */
74 }
75