conf.c revision 277946 
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: stable/10/sys/boot/i386/loader/conf.c 277946 2015-01-30 18:55:05Z jhb $");
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_NFS_SUPPORT) && defined(LOADER_TFTP_SUPPORT)
49#error "Cannot have both tftp and nfs support yet."
50#endif
51
52#if defined(LOADER_FIREWIRE_SUPPORT)
53extern struct devsw fwohci;
54#endif
55
56/* Exported for libstand */
57struct devsw *devsw[] = {
58    &bioscd,
59    &biosdisk,
60#if defined(LOADER_NFS_SUPPORT) || defined(LOADER_TFTP_SUPPORT)
61    &pxedisk,
62#endif
63#if defined(LOADER_FIREWIRE_SUPPORT)
64    &fwohci,
65#endif
66#if defined(LOADER_ZFS_SUPPORT)
67    &zfs_dev,
68#endif
69    NULL
70};
71
72struct fs_ops *file_system[] = {
73#if defined(LOADER_ZFS_SUPPORT)
74    &zfs_fsops,
75#endif
76    &ufs_fsops,
77    &ext2fs_fsops,
78    &dosfs_fsops,
79    &cd9660_fsops,
80#if defined(LOADER_NANDFS_SUPPORT)
81    &nandfs_fsops,
82#endif
83#ifdef LOADER_NFS_SUPPORT
84    &nfs_fsops,
85#endif
86#ifdef LOADER_TFTP_SUPPORT
87    &tftp_fsops,
88#endif
89#ifdef LOADER_GZIP_SUPPORT
90    &gzipfs_fsops,
91#endif
92#ifdef LOADER_BZIP2_SUPPORT
93    &bzipfs_fsops,
94#endif
95#ifdef LOADER_SPLIT_SUPPORT
96    &splitfs_fsops,
97#endif
98    NULL
99};
100
101/* Exported for i386 only */
102/*
103 * Sort formats so that those that can detect based on arguments
104 * rather than reading the file go first.
105 */
106extern struct file_format	i386_elf;
107extern struct file_format	i386_elf_obj;
108extern struct file_format	amd64_elf;
109extern struct file_format	amd64_elf_obj;
110
111struct file_format *file_formats[] = {
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 */
131extern struct console vidconsole;
132extern struct console comconsole;
133#if defined(LOADER_FIREWIRE_SUPPORT)
134extern struct console dconsole;
135#endif
136extern struct console nullconsole;
137extern struct console spinconsole;
138
139struct console *consoles[] = {
140    &vidconsole,
141    &comconsole,
142#if defined(LOADER_FIREWIRE_SUPPORT)
143    &dconsole,
144#endif
145    &nullconsole,
146    &spinconsole,
147    NULL
148};
149
150extern struct pnphandler isapnphandler;
151extern struct pnphandler biospnphandler;
152extern struct pnphandler biospcihandler;
153
154struct pnphandler *pnphandlers[] = {
155    &biospnphandler,		/* should go first, as it may set isapnp_readport */
156    &isapnphandler,
157    &biospcihandler,
158    NULL
159};
160