mainbus.c revision 1.1 
1/* $NetBSD: mainbus.c,v 1.1 2002/07/29 16:22:57 simonb Exp $ */
2
3/*
4 * Copyright 2002 Wasabi Systems, Inc.
5 * All rights reserved.
6 *
7 * Written by Simon Burge for Wasabi Systems, Inc.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 * 3. All advertising materials mentioning features or use of this software
18 *    must display the following acknowledgement:
19 *      This product includes software developed for the NetBSD Project by
20 *      Wasabi Systems, Inc.
21 * 4. The name of Wasabi Systems, Inc. may not be used to endorse
22 *    or promote products derived from this software without specific prior
23 *    written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
27 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
28 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL WASABI SYSTEMS, INC
29 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
34 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35 * POSSIBILITY OF SUCH DAMAGE.
36 */
37
38#include <sys/param.h>
39#include <sys/systm.h>
40#include <sys/device.h>
41
42#include <mips/cache.h>
43#include <mips/cpuregs.h>
44
45// #include <evbmips/malta/autoconf.h>
46// #include <evbmips/malta/maltareg.h>
47// #include <evbmips/malta/maltavar.h>
48
49#include "locators.h"
50
51static int	mainbus_match(struct device *, struct cfdata *, void *);
52static void	mainbus_attach(struct device *, struct device *, void *);
53static int	mainbus_submatch(struct device *, struct cfdata *, void *);
54static int	mainbus_print(void *, const char *);
55
56struct cfattach mainbus_ca = {
57	sizeof(struct device), mainbus_match, mainbus_attach
58};
59
60/* There can be only one. */
61int	mainbus_found;
62
63struct mainbusdev {
64	const char *md_name;
65};
66
67struct mainbusdev mainbusdevs[] = {
68	{ "cpu",	},
69	{ "aubus",	},
70	{ "obio",	},
71	{ NULL,		}
72};
73
74static int
75mainbus_match(parent, match, aux)
76	struct device *parent;
77	struct cfdata *match;
78	void *aux;
79{
80
81	if (mainbus_found)
82		return (0);
83
84	return (1);
85}
86
87static void
88mainbus_attach(parent, self, aux)
89	struct device *parent;
90	struct device *self;
91	void *aux;
92{
93	struct mainbusdev *md;
94
95	mainbus_found = 1;
96	printf("\n");
97
98	for (md = mainbusdevs; md->md_name != NULL; md++) {
99		config_found_sm(self, NULL, mainbus_print, mainbus_submatch);
100	}
101}
102
103static int
104mainbus_submatch(struct device *parent, struct cfdata *cf, void *aux)
105{
106
107	return ((*cf->cf_attach->ca_match)(parent, cf, aux));
108}
109
110static int
111mainbus_print(void *aux, const char *pnp)
112{
113
114	return (UNCONF);
115}
116