xref: /freebsd/stand/i386/loader/conf.c (revision 7fdf597e96a02165cfe22ff357b857d5fa15ed8a)
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 <stand.h>
28 #include <bootstrap.h>
29 #include "libi386/libi386.h"
30 #if defined(LOADER_ZFS_SUPPORT)
31 #include "libzfs.h"
32 #endif
33 
34 /*
35  * We could use linker sets for some or all of these, but
36  * then we would have to control what ended up linked into
37  * the bootstrap.  So it's easier to conditionalise things
38  * here.
39  *
40  * XXX rename these arrays to be consistent and less namespace-hostile
41  *
42  * XXX as libi386 and biosboot merge, some of these can become linker sets.
43  */
44 
45 extern struct devsw vdisk_dev;
46 
47 /* Exported for libsa */
48 struct devsw *devsw[] = {
49     &biosfd,
50     &bioscd,
51     &bioshd,
52 #if defined(LOADER_NFS_SUPPORT) || defined(LOADER_TFTP_SUPPORT)
53     &pxedisk,
54 #endif
55     &vdisk_dev,
56 #if defined(LOADER_ZFS_SUPPORT)
57     &zfs_dev,
58 #endif
59     NULL
60 };
61 
62 struct fs_ops *file_system[] = {
63 #if defined(LOADER_ZFS_SUPPORT)
64     &zfs_fsops,
65 #endif
66 #if defined(LOADER_UFS_SUPPORT)
67     &ufs_fsops,
68 #endif
69 #if defined(LOADER_EXT2FS_SUPPORT)
70     &ext2fs_fsops,
71 #endif
72 #if defined(LOADER_MSDOS_SUPPORT)
73     &dosfs_fsops,
74 #endif
75 #if defined(LOADER_CD9660_SUPPORT)
76     &cd9660_fsops,
77 #endif
78 #ifdef LOADER_NFS_SUPPORT
79     &nfs_fsops,
80 #endif
81 #ifdef LOADER_TFTP_SUPPORT
82     &tftp_fsops,
83 #endif
84 #ifdef LOADER_GZIP_SUPPORT
85     &gzipfs_fsops,
86 #endif
87 #ifdef LOADER_BZIP2_SUPPORT
88     &bzipfs_fsops,
89 #endif
90 #ifdef LOADER_SPLIT_SUPPORT
91     &splitfs_fsops,
92 #endif
93     NULL
94 };
95 
96 /* Exported for i386 only */
97 /*
98  * Sort formats so that those that can detect based on arguments
99  * rather than reading the file go first.
100  */
101 extern struct file_format	i386_elf;
102 extern struct file_format	i386_elf_obj;
103 extern struct file_format	amd64_elf;
104 extern struct file_format	amd64_elf_obj;
105 extern struct file_format	multiboot;
106 extern struct file_format	multiboot_obj;
107 
108 struct file_format *file_formats[] = {
109 	&multiboot,
110 	&multiboot_obj,
111 #ifdef LOADER_PREFER_AMD64
112     &amd64_elf,
113     &amd64_elf_obj,
114 #endif
115     &i386_elf,
116     &i386_elf_obj,
117 #ifndef LOADER_PREFER_AMD64
118     &amd64_elf,
119     &amd64_elf_obj,
120 #endif
121     NULL
122 };
123 
124 /*
125  * Consoles
126  *
127  * We don't prototype these in libi386.h because they require
128  * data structures from bootstrap.h as well.
129  */
130 extern struct console textvidc;
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 #ifdef BIOS_TEXT_ONLY	/* Note: We need a forced commit for this */
138     &textvidc,
139 #else
140     &vidconsole,
141 #endif
142     &comconsole,
143     &nullconsole,
144     &spinconsole,
145     NULL
146 };
147 
148 extern struct pnphandler isapnphandler;
149 extern struct pnphandler biospnphandler;
150 extern struct pnphandler biospcihandler;
151 
152 struct pnphandler *pnphandlers[] = {
153     &biospnphandler,		/* should go first, as it may set isapnp_readport */
154     &isapnphandler,
155     &biospcihandler,
156     NULL
157 };
158