xref: /netbsd-src/sys/arch/sh3/dev/shb.c (revision 8b0f9554ff8762542c4defc4f70e1eb76fb508fa)
1 /*	$NetBSD: shb.c,v 1.11 2006/10/29 02:10:12 uwe Exp $	*/
2 
3 /*-
4  * Copyright (c) 2002 The NetBSD Foundation, Inc.
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 copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *        This product includes software developed by the NetBSD
18  *        Foundation, Inc. and its contributors.
19  * 4. Neither the name of The NetBSD Foundation nor the names of its
20  *    contributors may be used to endorse or promote products derived
21  *    from this software without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
24  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
25  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
26  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
27  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
28  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
30  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
31  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
32  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
33  * POSSIBILITY OF SUCH DAMAGE.
34  */
35 
36 #include <sys/cdefs.h>
37 __KERNEL_RCSID(0, "$NetBSD: shb.c,v 1.11 2006/10/29 02:10:12 uwe Exp $");
38 
39 #include <sys/param.h>
40 #include <sys/systm.h>
41 #include <sys/device.h>
42 
43 #include <machine/autoconf.h>
44 
45 extern struct cfdriver shb_cd;
46 
47 static int shb_match(struct device *, struct cfdata *, void *);
48 static void shb_attach(struct device *, struct device *, void *);
49 static int shb_print(void *, const char *);
50 static int shb_search(struct device *, struct cfdata *, const int *, void *);
51 
52 CFATTACH_DECL(shb, sizeof(struct device),
53     shb_match, shb_attach, NULL, NULL);
54 
55 
56 static int
57 shb_match(struct device *parent, struct cfdata *cf, void *aux)
58 {
59 	struct mainbus_attach_args *ma = aux;
60 
61 	if (strcmp(ma->ma_name, shb_cd.cd_name) != 0)
62 		return (0);
63 
64 	return (1);
65 }
66 
67 static void
68 shb_attach(struct device *parent, struct device *self, void *aux)
69 {
70 
71 	printf("\n");
72 
73 	config_search_ia(shb_search, self, "shb", NULL);
74 }
75 
76 static int
77 shb_search(struct device *parent, struct cfdata *cf,
78 	   const int *ldesc, void *aux)
79 {
80 
81 	if (config_match(parent, cf, NULL) > 0)
82 		config_attach(parent, cf, NULL, shb_print);
83 
84 	return (0);
85 }
86 
87 static int
88 shb_print(void *aux, const char *pnp)
89 {
90 
91 	return (pnp ? QUIET : UNCONF);
92 }
93