xref: /titanic_51/usr/src/boot/sys/boot/i386/loader/conf.c (revision 6feb9af90381719e3e30d6f0566dec8664195d0a)
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 "../zfs/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 #if defined(LOADER_FIREWIRE_SUPPORT)
49 extern struct devsw fwohci;
50 #endif
51 
52 /* Exported for libstand */
53 struct devsw *devsw[] = {
54     &bioscd,
55     &biosdisk,
56     &pxedisk,
57 #if defined(LOADER_FIREWIRE_SUPPORT)
58     &fwohci,
59 #endif
60 #if defined(LOADER_ZFS_SUPPORT)
61     &zfs_dev,
62 #endif
63     NULL
64 };
65 
66 struct fs_ops *file_system[] = {
67 #ifdef LOADER_GZIP_SUPPORT
68     &gzipfs_fsops,
69 #endif
70 #if defined(LOADER_ZFS_SUPPORT)
71     &zfs_fsops,
72 #endif
73     &ufs_fsops,
74     &dosfs_fsops,
75 #if 0
76     &ext2fs_fsops,
77 #endif
78     &cd9660_fsops,
79 #if defined(LOADER_NANDFS_SUPPORT)
80     &nandfs_fsops,
81 #endif
82     &tftp_fsops,
83     &nfs_fsops,
84 #ifdef LOADER_BZIP2_SUPPORT
85     &bzipfs_fsops,
86 #endif
87 #ifdef LOADER_SPLIT_SUPPORT
88     &splitfs_fsops,
89 #endif
90     NULL
91 };
92 
93 /* Exported for i386 only */
94 /*
95  * Sort formats so that those that can detect based on arguments
96  * rather than reading the file go first.
97  */
98 extern struct file_format	i386_elf;
99 extern struct file_format	i386_elf_obj;
100 extern struct file_format	amd64_elf;
101 extern struct file_format	amd64_elf_obj;
102 extern struct file_format	multiboot;
103 extern struct file_format	multiboot_obj;
104 extern struct file_format	multiboot2;
105 extern struct file_format	linux;
106 extern struct file_format	linux_initrd;
107 
108 struct file_format *file_formats[] = {
109 	&multiboot2,
110 	&multiboot,
111 	&multiboot_obj,
112 	&amd64_elf,
113 	&amd64_elf_obj,
114 	&i386_elf,
115 	&i386_elf_obj,
116 	&linux,
117 	&linux_initrd,
118 	NULL
119 };
120 
121 /*
122  * Consoles
123  *
124  * We don't prototype these in libi386.h because they require
125  * data structures from bootstrap.h as well.
126  */
127 extern struct console text;
128 extern struct console ttya;
129 extern struct console ttyb;
130 extern struct console ttyc;
131 extern struct console ttyd;
132 #if defined(LOADER_FIREWIRE_SUPPORT)
133 extern struct console dconsole;
134 #endif
135 extern struct console nullconsole;
136 extern struct console spinconsole;
137 
138 struct console *consoles[] = {
139     &text,
140     &ttya,
141     &ttyb,
142     &ttyc,
143     &ttyd,
144 #if defined(LOADER_FIREWIRE_SUPPORT)
145     &dconsole,
146 #endif
147     &nullconsole,
148     &spinconsole,
149     NULL
150 };
151 
152 extern struct pnphandler isapnphandler;
153 extern struct pnphandler biospnphandler;
154 extern struct pnphandler biospcihandler;
155 
156 struct pnphandler *pnphandlers[] = {
157     &biospnphandler,		/* should go first, as it may set isapnp_readport */
158     &isapnphandler,
159     &biospcihandler,
160     NULL
161 };
162