1/*	$NetBSD: mainbus.c,v 1.8 2011/02/19 10:46:29 kiyohara 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 *
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include <sys/cdefs.h>
30__KERNEL_RCSID(0, "$NetBSD: mainbus.c,v 1.8 2011/02/19 10:46:29 kiyohara Exp $");
31
32#include <sys/param.h>
33#include <sys/systm.h>
34#include <sys/device.h>
35#include <machine/autoconf.h>
36
37#include "locators.h"
38
39static int mainbus_match(device_t, cfdata_t, void *);
40static void mainbus_attach(device_t, device_t, void *);
41static int mainbus_search(device_t, cfdata_t, const int *, void *);
42static int mainbus_print(void *, const char *);
43
44CFATTACH_DECL_NEW(mainbus, 0,
45    mainbus_match, mainbus_attach, NULL, NULL);
46
47static int
48mainbus_match(device_t parent, cfdata_t cf, void *aux)
49{
50
51	return 1;
52}
53
54static void
55mainbus_attach(device_t parent, device_t self, void *aux)
56{
57	struct mainbus_attach_args maa;
58
59	aprint_naive("\n");
60	aprint_normal("\n");
61
62	maa.ma_addr1 = MAINBUSCF_ADDR1_DEFAULT;
63	maa.ma_irq1 = MAINBUSCF_IRQ1_DEFAULT;
64
65	/* CPU and SHBus */
66	maa.ma_name = "cpu";
67	config_found_ia(self, "mainbus", &maa, mainbus_print);
68	maa.ma_name = "shb";
69	config_found_ia(self, "mainbus", &maa, mainbus_print);
70
71	/* Devices */
72	config_search_ia(mainbus_search, self, "mainbus", 0);
73}
74
75static int
76mainbus_search(device_t parent, cfdata_t cf, const int *ldesc, void *aux)
77{
78	struct mainbus_attach_args maa;
79
80	if (strcmp(cf->cf_name, "cpu") == 0 ||
81	    strcmp(cf->cf_name, "shb") == 0)
82		return 0;
83
84	maa.ma_name = cf->cf_name;
85	maa.ma_addr1 = cf->cf_loc[MAINBUSCF_ADDR1];
86	maa.ma_addr2 = cf->cf_loc[MAINBUSCF_ADDR2];
87	maa.ma_irq1 = cf->cf_loc[MAINBUSCF_IRQ1];
88	maa.ma_irq2 = cf->cf_loc[MAINBUSCF_IRQ2];
89
90	if (config_match(parent, cf, &maa))
91		config_attach(parent, cf, &maa, mainbus_print);
92
93	return 0;
94}
95
96static int
97mainbus_print(void *aux, const char *pnp)
98{
99	struct mainbus_attach_args *maa = aux;
100
101	if (maa->ma_addr1 != MAINBUSCF_ADDR1_DEFAULT) {
102		aprint_normal(" addr 0x%lx", maa->ma_addr1);
103		if (maa->ma_addr2 != MAINBUSCF_ADDR2_DEFAULT)
104			aprint_normal(",0x%lx", maa->ma_addr2);
105	}
106	if (maa->ma_irq1 != MAINBUSCF_IRQ1_DEFAULT) {
107		aprint_normal(" irq %d", maa->ma_irq1);
108		if (maa->ma_irq2 != MAINBUSCF_IRQ2_DEFAULT)
109			aprint_normal(",%d", maa->ma_irq2);
110	}
111	return pnp ? QUIET : UNCONF;
112}
113