xref: /netbsd-src/sys/arch/mips/cavium/mainbus.c (revision bdc22b2e01993381dcefeff2bc9b56ca75a4235c)
1 /*	$NetBSD: mainbus.c,v 1.1 2015/04/29 08:32:00 hikaru Exp $	*/
2 
3 /*
4  * Copyright (c) 2007
5  *      Internet Initiative Japan, Inc.  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  *
16  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #include <sys/cdefs.h>
30 __KERNEL_RCSID(0, "$NetBSD: mainbus.c,v 1.1 2015/04/29 08:32:00 hikaru Exp $");
31 
32 #include <sys/param.h>
33 #include <sys/systm.h>
34 #include <sys/device.h>
35 
36 #include <mips/cavium/include/mainbusvar.h>
37 
38 static int	mainbus_match(device_t, struct cfdata *, void *);
39 static void	mainbus_attach(device_t, device_t, void *);
40 static int	mainbus_submatch(device_t, cfdata_t, const int *, void *);
41 static int	mainbus_print(void *, const char *);
42 
43 CFATTACH_DECL_NEW(mainbus, sizeof(device_t), mainbus_match, mainbus_attach,
44     NULL, NULL);
45 
46 static int
47 mainbus_match(device_t parent, struct cfdata *match, void *aux)
48 {
49 	static int once = 0;
50 
51 	if (once != 0)
52 		return 0;
53 	once = 1;
54 
55 	return 1;
56 }
57 
58 static void
59 mainbus_attach(device_t parent, device_t self, void *aux)
60 {
61 	int i;
62 	struct mainbus_attach_args aa;
63 
64 	aprint_normal("\n");
65 
66 	for (i = 0; i < (int)mainbus_ndevs; i++) {
67 		aa.aa_name = mainbus_devs[i];
68 		(void)config_found_sm_loc(self, "mainbus", NULL, &aa,
69 		    mainbus_print, mainbus_submatch);
70 	}
71 }
72 
73 static int
74 mainbus_submatch(device_t parent, cfdata_t cf, const int *locs, void *aux)
75 {
76 	struct mainbus_attach_args *aa = aux;
77 
78 	if (strcmp(cf->cf_name, aa->aa_name) != 0)
79 		return 0;
80 
81 	return config_match(parent, cf, aux);
82 }
83 
84 static int
85 mainbus_print(void *aux, const char *pnp)
86 {
87 	struct mainbus_attach_args *aa = aux;
88 
89 	if (pnp != 0)
90 		return QUIET;
91 
92 	if (pnp)
93 		aprint_normal("%s at %s", aa->aa_name, pnp);
94 
95 	return UNCONF;
96 }
97