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 #include <sys/salib.h>
28 #include <sys/promimpl.h>
29
30 #pragma ident "%Z%%M% %I% %E% SMI"
31
32 void
prom_create_encoded_prop(char * propname,void * prop_data,int prop_datalen,enum encode_how how)33 prom_create_encoded_prop(char *propname, void *prop_data, int prop_datalen,
34 enum encode_how how)
35 {
36 char encode_bytes_command[] = "my-self >r 0 to my-self"
37 " push-package"
38 " encode-bytes 2swap property"
39 " pop-package"
40 " r> to my-self";
41 char encode_string_command[] = "my-self >r 0 to my-self"
42 " push-package"
43 " encode-string 2swap property"
44 " pop-package"
45 " r> to my-self";
46 char *command;
47 static pnode_t cn = OBP_NONODE;
48
49 if (cn == OBP_NONODE) {
50 cn = prom_finddevice("/chosen");
51 if (cn == OBP_BADNODE)
52 prom_panic("prom_create_encoded_prop: no /chosen\n");
53 }
54
55 if (how == ENCODE_BYTES) {
56 command = encode_bytes_command;
57 } else {
58 assert(how == ENCODE_STRING);
59 command = encode_string_command;
60 }
61
62 prom_interpret(command, (uint_t)cn, prop_datalen,
63 (uintptr_t)prop_data, strlen(propname), (uintptr_t)propname);
64 }
65