xref: /freebsd/stand/i386/loader/conf.c (revision 3c4ba5f55438f7afd4f4b0b56f88f2bb505fd6a6)
1 /*-
2  * Copyright (c) 1998 Michael Smith <msmith@freebsd.org>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  */
26 
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
29 
30 #include <stand.h>
31 #include <bootstrap.h>
32 #include "libi386/libi386.h"
33 #if defined(LOADER_ZFS_SUPPORT)
34 #include "libzfs.h"
35 #endif
36 
37 /*
38  * We could use linker sets for some or all of these, but
39  * then we would have to control what ended up linked into
40  * the bootstrap.  So it's easier to conditionalise things
41  * here.
42  *
43  * XXX rename these arrays to be consistent and less namespace-hostile
44  *
45  * XXX as libi386 and biosboot merge, some of these can become linker sets.
46  */
47 
48 extern struct devsw vdisk_dev;
49 
50 /* Exported for libsa */
51 struct devsw *devsw[] = {
52     &biosfd,
53     &bioscd,
54     &bioshd,
55 #if defined(LOADER_NFS_SUPPORT) || defined(LOADER_TFTP_SUPPORT)
56     &pxedisk,
57 #endif
58     &vdisk_dev,
59 #if defined(LOADER_ZFS_SUPPORT)
60     &zfs_dev,
61 #endif
62     NULL
63 };
64 
65 struct fs_ops *file_system[] = {
66 #if defined(LOADER_ZFS_SUPPORT)
67     &zfs_fsops,
68 #endif
69 #if defined(LOADER_UFS_SUPPORT)
70     &ufs_fsops,
71 #endif
72 #if defined(LOADER_EXT2FS_SUPPORT)
73     &ext2fs_fsops,
74 #endif
75 #if defined(LOADER_MSDOS_SUPPORT)
76     &dosfs_fsops,
77 #endif
78 #if defined(LOADER_CD9660_SUPPORT)
79     &cd9660_fsops,
80 #endif
81 #ifdef LOADER_NFS_SUPPORT
82     &nfs_fsops,
83 #endif
84 #ifdef LOADER_TFTP_SUPPORT
85     &tftp_fsops,
86 #endif
87 #ifdef LOADER_GZIP_SUPPORT
88     &gzipfs_fsops,
89 #endif
90 #ifdef LOADER_BZIP2_SUPPORT
91     &bzipfs_fsops,
92 #endif
93 #ifdef LOADER_SPLIT_SUPPORT
94     &splitfs_fsops,
95 #endif
96     NULL
97 };
98 
99 /* Exported for i386 only */
100 /*
101  * Sort formats so that those that can detect based on arguments
102  * rather than reading the file go first.
103  */
104 extern struct file_format	i386_elf;
105 extern struct file_format	i386_elf_obj;
106 extern struct file_format	amd64_elf;
107 extern struct file_format	amd64_elf_obj;
108 extern struct file_format	multiboot;
109 extern struct file_format	multiboot_obj;
110 
111 struct file_format *file_formats[] = {
112 	&multiboot,
113 	&multiboot_obj,
114 #ifdef LOADER_PREFER_AMD64
115     &amd64_elf,
116     &amd64_elf_obj,
117 #endif
118     &i386_elf,
119     &i386_elf_obj,
120 #ifndef LOADER_PREFER_AMD64
121     &amd64_elf,
122     &amd64_elf_obj,
123 #endif
124     NULL
125 };
126 
127 /*
128  * Consoles
129  *
130  * We don't prototype these in libi386.h because they require
131  * data structures from bootstrap.h as well.
132  */
133 extern struct console vidconsole;
134 extern struct console comconsole;
135 extern struct console nullconsole;
136 extern struct console spinconsole;
137 
138 struct console *consoles[] = {
139     &vidconsole,
140     &comconsole,
141     &nullconsole,
142     &spinconsole,
143     NULL
144 };
145 
146 extern struct pnphandler isapnphandler;
147 extern struct pnphandler biospnphandler;
148 extern struct pnphandler biospcihandler;
149 
150 struct pnphandler *pnphandlers[] = {
151     &biospnphandler,		/* should go first, as it may set isapnp_readport */
152     &isapnphandler,
153     &biospcihandler,
154     NULL
155 };
156