xref: /titanic_51/usr/src/stand/lib/sa/sparc/prom_misc.c (revision fa9e4066f08beec538e775443c5be79dd423fcab)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
57c478bd9Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
67c478bd9Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
77c478bd9Sstevel@tonic-gate  * with the License.
87c478bd9Sstevel@tonic-gate  *
97c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
107c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
117c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
127c478bd9Sstevel@tonic-gate  * and limitations under the License.
137c478bd9Sstevel@tonic-gate  *
147c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
157c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
167c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
177c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
187c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
197c478bd9Sstevel@tonic-gate  *
207c478bd9Sstevel@tonic-gate  * CDDL HEADER END
217c478bd9Sstevel@tonic-gate  */
227c478bd9Sstevel@tonic-gate /*
23*fa9e4066Sahrens  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
247c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
257c478bd9Sstevel@tonic-gate  */
267c478bd9Sstevel@tonic-gate 
277c478bd9Sstevel@tonic-gate #include <sys/salib.h>
287c478bd9Sstevel@tonic-gate #include <sys/promimpl.h>
297c478bd9Sstevel@tonic-gate 
307c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
317c478bd9Sstevel@tonic-gate 
327c478bd9Sstevel@tonic-gate void
337c478bd9Sstevel@tonic-gate prom_create_encoded_prop(char *propname, void *prop_data, int prop_datalen,
347c478bd9Sstevel@tonic-gate     enum encode_how how)
357c478bd9Sstevel@tonic-gate {
367c478bd9Sstevel@tonic-gate 	char encode_bytes_command[] =	"my-self >r  0 to my-self"
377c478bd9Sstevel@tonic-gate 					" push-package"
387c478bd9Sstevel@tonic-gate 					" encode-bytes  2swap property"
397c478bd9Sstevel@tonic-gate 					" pop-package"
407c478bd9Sstevel@tonic-gate 					" r> to my-self";
417c478bd9Sstevel@tonic-gate 	char encode_string_command[] =	"my-self >r  0 to my-self"
427c478bd9Sstevel@tonic-gate 					" push-package"
437c478bd9Sstevel@tonic-gate 					" encode-string  2swap property"
447c478bd9Sstevel@tonic-gate 					" pop-package"
457c478bd9Sstevel@tonic-gate 					" r> to my-self";
467c478bd9Sstevel@tonic-gate 	char *command;
47*fa9e4066Sahrens 	static pnode_t cn = OBP_NONODE;
487c478bd9Sstevel@tonic-gate 
497c478bd9Sstevel@tonic-gate 	if (cn == OBP_NONODE) {
507c478bd9Sstevel@tonic-gate 		cn = prom_finddevice("/chosen");
517c478bd9Sstevel@tonic-gate 		if (cn == OBP_BADNODE)
527c478bd9Sstevel@tonic-gate 			prom_panic("prom_create_encoded_prop: no /chosen\n");
537c478bd9Sstevel@tonic-gate 	}
547c478bd9Sstevel@tonic-gate 
557c478bd9Sstevel@tonic-gate 	if (how == ENCODE_BYTES) {
567c478bd9Sstevel@tonic-gate 		command = encode_bytes_command;
577c478bd9Sstevel@tonic-gate 	} else {
587c478bd9Sstevel@tonic-gate 		assert(how == ENCODE_STRING);
597c478bd9Sstevel@tonic-gate 		command = encode_string_command;
607c478bd9Sstevel@tonic-gate 	}
617c478bd9Sstevel@tonic-gate 
627c478bd9Sstevel@tonic-gate 	prom_interpret(command, (uint_t)cn, prop_datalen,
637c478bd9Sstevel@tonic-gate 	    (uintptr_t)prop_data, strlen(propname), (uintptr_t)propname);
647c478bd9Sstevel@tonic-gate }
65