xref: /netbsd-src/sys/arch/usermode/dev/mainbus.c (revision 946379e7b37692fc43f68eb0d1c10daa0a7f3b6c)
1 /* $NetBSD: mainbus.c,v 1.9 2012/01/07 18:10:18 jmcneill Exp $ */
2 
3 /*-
4  * Copyright (c) 2007 Jared D. McNeill <jmcneill@invisible.ca>
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 1.9 2012/01/07 18:10:18 jmcneill Exp $");
31 
32 #include <sys/param.h>
33 #include <sys/proc.h>
34 #include <sys/systm.h>
35 #include <sys/device.h>
36 
37 #include <dev/cons.h>
38 
39 #include <machine/mainbus.h>
40 
41 static int	mainbus_match(device_t, cfdata_t, void *);
42 static void	mainbus_attach(device_t, device_t, void *);
43 
44 static int	mainbus_print(void *, const char *);
45 
46 typedef struct mainbus_softc {
47 	device_t	sc_dev;
48 } mainbus_softc_t;
49 
50 CFATTACH_DECL_NEW(mainbus, sizeof(mainbus_softc_t),
51     mainbus_match, mainbus_attach, NULL, NULL);
52 
53 extern char *usermode_disk_image_path[];
54 extern int usermode_disk_image_path_count;
55 extern char *usermode_tap_device;
56 extern char *usermode_tap_eaddr;
57 extern char *usermode_audio_device;
58 extern int usermode_vnc_width, usermode_vnc_height, usermode_vnc_port;
59 
60 static int
61 mainbus_match(device_t parent, cfdata_t match, void *opaque)
62 {
63 
64 	return 1;
65 }
66 
67 static void
68 mainbus_attach(device_t parent, device_t self, void *opaque)
69 {
70 	mainbus_softc_t *sc = device_private(self);
71 	struct thunkbus_attach_args taa;
72 	int i;
73 
74 	aprint_naive("\n");
75 	aprint_normal("\n");
76 
77 	sc->sc_dev = self;
78 
79 	taa.taa_type = THUNKBUS_TYPE_CPU;
80 	config_found_ia(self, "thunkbus", &taa, mainbus_print);
81 
82 	taa.taa_type = THUNKBUS_TYPE_TTYCONS;
83 	config_found_ia(self, "thunkbus", &taa, mainbus_print);
84 
85 	if (usermode_vnc_port > 0 && usermode_vnc_port < 65536) {
86 		taa.taa_type = THUNKBUS_TYPE_VNCFB;
87 		taa.u.vnc.width = usermode_vnc_width;
88 		taa.u.vnc.height = usermode_vnc_height;
89 		taa.u.vnc.port = usermode_vnc_port;
90 		config_found_ia(self, "thunkbus", &taa, mainbus_print);
91 	}
92 
93 	taa.taa_type = THUNKBUS_TYPE_CLOCK;
94 	config_found_ia(self, "thunkbus", &taa, mainbus_print);
95 
96 	if (usermode_tap_device) {
97 		taa.taa_type = THUNKBUS_TYPE_VETH;
98 		taa.u.veth.device = usermode_tap_device;
99 		taa.u.veth.eaddr = usermode_tap_eaddr;
100 		config_found_ia(self, "thunkbus", &taa, mainbus_print);
101 	}
102 
103 	if (usermode_audio_device) {
104 		taa.taa_type = THUNKBUS_TYPE_VAUDIO;
105 		taa.u.vaudio.device = usermode_audio_device;
106 		config_found_ia(self, "thunkbus", &taa, mainbus_print);
107 	}
108 
109 	for (i = 0; i < usermode_disk_image_path_count; i++) {
110 		taa.taa_type = THUNKBUS_TYPE_DISKIMAGE;
111 		taa.u.diskimage.path = usermode_disk_image_path[i];
112 		config_found_ia(self, "thunkbus", &taa, mainbus_print);
113 	}
114 }
115 
116 static int
117 mainbus_print(void *opaque, const char *pnp)
118 {
119 	if (pnp)
120 		aprint_normal("%s", pnp);
121 	return UNCONF;
122 }
123