xref: /netbsd-src/sys/rump/librump/rumpdev/rump_dev.c (revision 7788a0781fe6ff2cce37368b4578a7ade0850cb1)
1 /*	$NetBSD: rump_dev.c,v 1.22 2013/01/14 16:50:54 pooka Exp $	*/
2 
3 /*
4  * Copyright (c) 2009 Antti Kantee.  All Rights Reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
16  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18  * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  */
27 
28 #include <sys/cdefs.h>
29 __KERNEL_RCSID(0, "$NetBSD: rump_dev.c,v 1.22 2013/01/14 16:50:54 pooka Exp $");
30 
31 #include <sys/param.h>
32 #include <sys/device.h>
33 
34 #include "rump_private.h"
35 #include "rump_dev_private.h"
36 
37 int nocomponent(void);
38 int nocomponent() {return 0;}
39 __weak_alias(buf_syncwait,nocomponent);
40 
41 const char *rootspec = "rump0a"; /* usually comes from config */
42 
43 RUMP_COMPONENT(RUMP__FACTION_DEV)
44 {
45 	extern int cold;
46 
47 	pmf_init();
48 
49 	KERNEL_LOCK(1, curlwp);
50 
51 	config_init_mi();
52 
53 	rump_component_init(RUMP_COMPONENT_DEV);
54 
55 	rump_pdev_finalize();
56 
57 	cold = 0;
58 	if (rump_component_count(RUMP_COMPONENT_DEV) > 0) {
59 		extern struct cfdriver mainbus_cd;
60 		extern struct cfattach mainbus_ca;
61 		extern struct cfdata cfdata[];
62 
63 		config_cfdata_attach(cfdata, 0);
64 		config_cfdriver_attach(&mainbus_cd);
65 		config_cfattach_attach("mainbus", &mainbus_ca);
66 		if (config_rootfound("mainbus", NULL) == NULL)
67 			panic("no mainbus");
68 
69 	}
70 	config_finalize();
71 
72 	KERNEL_UNLOCK_LAST(curlwp);
73 }
74 
75 void
76 cpu_rootconf(void)
77 {
78 
79 	panic("%s: unimplemented", __func__);
80 }
81 
82 void
83 device_register(device_t dev, void *v)
84 {
85 
86 	/* nada */
87 }
88 
89 void
90 device_register_post_config(device_t dev, void *v)
91 {
92 
93 	/* nada */
94 }
95