1 /* $NetBSD: autoconf.c,v 1.6 2015/01/10 14:07:26 jmcneill 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 "opt_md.h"
39
40 #include <sys/cdefs.h>
41 __KERNEL_RCSID(0, "$NetBSD: autoconf.c,v 1.6 2015/01/10 14:07:26 jmcneill Exp $");
42
43 #include <sys/param.h>
44 #include <sys/systm.h>
45 #include <sys/buf.h>
46 #include <sys/conf.h>
47 #include <sys/device.h>
48 #include <sys/cpu.h>
49 #include <evbmips/loongson/autoconf.h>
50
51 #ifndef MEMORY_DISK_IS_ROOT
52 static void findroot(void);
53 #endif
54
55 enum devclass bootdev_class = DV_DULL;
56 char bootdev[16];
57 extern const struct platform *sys_platform;
58
59 void
cpu_configure(void)60 cpu_configure(void)
61 {
62
63 intr_init();
64
65 /* Kick off autoconfiguration. */
66 (void)splhigh();
67 if (config_rootfound("mainbus", NULL) == NULL)
68 panic("no mainbus found");
69
70 /*
71 * Hardware interrupts will be enabled in
72 * sys/arch/mips/mips/mips3_clockintr.c:mips3_initclocks()
73 * to avoid hardclock(9) by CPU INT5 before softclockintr is
74 * initialized in initclocks().
75 */
76 }
77
78 void
cpu_rootconf(void)79 cpu_rootconf(void)
80 {
81 #ifndef MEMORY_DISK_IS_ROOT
82 findroot();
83 #endif
84
85 printf("boot device: %s\n",
86 booted_device ? device_xname(booted_device) : "<unknown>");
87
88 rootconf();
89 }
90
91 extern char bootstring[];
92 extern int netboot;
93
94 #ifndef MEMORY_DISK_IS_ROOT
95 static void
findroot(void)96 findroot(void)
97 {
98 device_t dv;
99 deviter_t di;
100
101 if (booted_device)
102 return;
103
104 if ((booted_device == NULL) && netboot == 0) {
105 for (dv = deviter_first(&di, DEVITER_F_ROOT_FIRST); dv != NULL;
106 dv = deviter_next(&di)) {
107 if (device_class(dv) == DV_DISK &&
108 device_is_a(dv, "wd"))
109 booted_device = dv;
110 }
111 deviter_release(&di);
112 }
113
114 /*
115 * XXX Match up MBR boot specification with BSD disklabel for root?
116 */
117 booted_partition = 0;
118
119 return;
120 }
121 #endif
122
123 void
device_register(device_t dev,void * aux)124 device_register(device_t dev, void *aux)
125 {
126 prop_dictionary_t dict;
127
128 if ((booted_device == NULL) && (netboot == 1))
129 if (device_class(dev) == DV_IFNET)
130 booted_device = dev;
131
132 if (sys_platform->device_register != NULL) {
133 sys_platform->device_register(dev, aux);
134 }
135
136 /* is this yeeloong specific? */
137 if (device_is_a(dev, "lynxfb")) {
138 dict = device_properties(dev);
139 /*
140 * this is a hack
141 * is_console and address need to be checked against reality
142 */
143 prop_dictionary_set_bool(dict, "is_console", 1);
144 prop_dictionary_set_uint32(dict, "width", 1024);
145 prop_dictionary_set_uint32(dict, "height", 600);
146 prop_dictionary_set_uint32(dict, "depth", 16);
147 prop_dictionary_set_uint32(dict, "linebytes", 2048);
148 prop_dictionary_set_bool(dict, "swapBR", 1);
149 }
150 }
151