xref: /netbsd-src/sys/arch/powerpc/ibm4xx/board_prop.c (revision e5548b402ae4c44fb816de42c7bba9581ce23ef5)
1 /*	$NetBSD: board_prop.c,v 1.2 2005/12/11 12:18:42 christos Exp $	*/
2 
3 /*
4  * Copyright (c) 2004 Shigeyuki Fukushima.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above
13  *    copyright notice, this list of conditions and the following
14  *    disclaimer in the documentation and/or other materials provided
15  *    with the distribution.
16  * 3. The name of the author may not be used to endorse or promote
17  *    products derived from this software without specific prior
18  *    written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
21  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
22  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
24  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
26  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
28  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
29  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
30  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 #include <sys/cdefs.h>
34 __KERNEL_RCSID(0, "$NetBSD: board_prop.c,v 1.2 2005/12/11 12:18:42 christos Exp $");
35 
36 #include <sys/param.h>
37 #include <sys/properties.h>
38 #include <sys/systm.h>
39 
40 #include <machine/cpu.h>
41 
42 struct propdb *board_info = NULL;
43 
44 void
45 board_info_init(void)
46 {
47 
48 	/*
49 	 * Set up the board properties database.
50 	 */
51 	if (board_info != NULL)
52 		return;
53 	if (!(board_info = propdb_create("board properties")))
54 		panic("Cannot create board properties database");
55 }
56