xref: /freebsd/stand/i386/loader/conf.c (revision 031beb4e239bfce798af17f5fe8dba8bcaf13d99)
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 #include <stand.h>
29 #include <bootstrap.h>
30 #include "libi386/libi386.h"
31 #if defined(LOADER_ZFS_SUPPORT)
32 #include "libzfs.h"
33 #endif
34 
35 /*
36  * We could use linker sets for some or all of these, but
37  * then we would have to control what ended up linked into
38  * the bootstrap.  So it's easier to conditionalise things
39  * here.
40  *
41  * XXX rename these arrays to be consistent and less namespace-hostile
42  *
43  * XXX as libi386 and biosboot merge, some of these can become linker sets.
44  */
45 
46 extern struct devsw vdisk_dev;
47 
48 /* Exported for libsa */
49 struct devsw *devsw[] = {
50     &biosfd,
51     &bioscd,
52     &bioshd,
53 #if defined(LOADER_NFS_SUPPORT) || defined(LOADER_TFTP_SUPPORT)
54     &pxedisk,
55 #endif
56     &vdisk_dev,
57 #if defined(LOADER_ZFS_SUPPORT)
58     &zfs_dev,
59 #endif
60     NULL
61 };
62 
63 struct fs_ops *file_system[] = {
64 #if defined(LOADER_ZFS_SUPPORT)
65     &zfs_fsops,
66 #endif
67 #if defined(LOADER_UFS_SUPPORT)
68     &ufs_fsops,
69 #endif
70 #if defined(LOADER_EXT2FS_SUPPORT)
71     &ext2fs_fsops,
72 #endif
73 #if defined(LOADER_MSDOS_SUPPORT)
74     &dosfs_fsops,
75 #endif
76 #if defined(LOADER_CD9660_SUPPORT)
77     &cd9660_fsops,
78 #endif
79 #ifdef LOADER_NFS_SUPPORT
80     &nfs_fsops,
81 #endif
82 #ifdef LOADER_TFTP_SUPPORT
83     &tftp_fsops,
84 #endif
85 #ifdef LOADER_GZIP_SUPPORT
86     &gzipfs_fsops,
87 #endif
88 #ifdef LOADER_BZIP2_SUPPORT
89     &bzipfs_fsops,
90 #endif
91 #ifdef LOADER_SPLIT_SUPPORT
92     &splitfs_fsops,
93 #endif
94     NULL
95 };
96 
97 /* Exported for i386 only */
98 /*
99  * Sort formats so that those that can detect based on arguments
100  * rather than reading the file go first.
101  */
102 extern struct file_format	i386_elf;
103 extern struct file_format	i386_elf_obj;
104 extern struct file_format	amd64_elf;
105 extern struct file_format	amd64_elf_obj;
106 extern struct file_format	multiboot;
107 extern struct file_format	multiboot_obj;
108 
109 struct file_format *file_formats[] = {
110 	&multiboot,
111 	&multiboot_obj,
112 #ifdef LOADER_PREFER_AMD64
113     &amd64_elf,
114     &amd64_elf_obj,
115 #endif
116     &i386_elf,
117     &i386_elf_obj,
118 #ifndef LOADER_PREFER_AMD64
119     &amd64_elf,
120     &amd64_elf_obj,
121 #endif
122     NULL
123 };
124 
125 /*
126  * Consoles
127  *
128  * We don't prototype these in libi386.h because they require
129  * data structures from bootstrap.h as well.
130  */
131 extern struct console vidconsole;
132 extern struct console comconsole;
133 extern struct console nullconsole;
134 extern struct console spinconsole;
135 
136 struct console *consoles[] = {
137     &vidconsole,
138     &comconsole,
139     &nullconsole,
140     &spinconsole,
141     NULL
142 };
143 
144 extern struct pnphandler isapnphandler;
145 extern struct pnphandler biospnphandler;
146 extern struct pnphandler biospcihandler;
147 
148 struct pnphandler *pnphandlers[] = {
149     &biospnphandler,		/* should go first, as it may set isapnp_readport */
150     &isapnphandler,
151     &biospcihandler,
152     NULL
153 };
154