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fc2208b0 RM |
1 | #! /bin/sh -e |
2 | ||
3 | # Make GRUB rescue image | |
4 | # Copyright (C) 1999,2000,2001,2002,2003,2004,2005,2006,2007,2008,2009 Free Software Foundation, Inc. | |
5 | # | |
6 | # GRUB is free software: you can redistribute it and/or modify | |
7 | # it under the terms of the GNU General Public License as published by | |
8 | # the Free Software Foundation, either version 3 of the License, or | |
9 | # (at your option) any later version. | |
10 | # | |
11 | # GRUB is distributed in the hope that it will be useful, | |
12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | # GNU General Public License for more details. | |
15 | # | |
16 | # You should have received a copy of the GNU General Public License | |
17 | # along with GRUB. If not, see <http://www.gnu.org/licenses/>. | |
18 | ||
19 | # Initialize some variables. | |
20 | transform="@program_transform_name@" | |
21 | ||
22 | prefix=@prefix@ | |
23 | exec_prefix=@exec_prefix@ | |
24 | bindir=@bindir@ | |
25 | libdir=@libdir@ | |
26 | PACKAGE_NAME=@PACKAGE_NAME@ | |
27 | PACKAGE_TARNAME=@PACKAGE_TARNAME@ | |
28 | PACKAGE_VERSION=@PACKAGE_VERSION@ | |
29 | target_cpu=@target_cpu@ | |
efda854e | 30 | native_platform=@platform@ |
fc2208b0 RM |
31 | |
32 | coreboot_dir=${libdir}/$(echo ${PACKAGE_TARNAME} | sed ${transform})/${target_cpu}-coreboot | |
33 | pc_dir=${libdir}/$(echo ${PACKAGE_TARNAME} | sed ${transform})/${target_cpu}-pc | |
fc2208b0 RM |
34 | |
35 | # Usage: usage | |
36 | # Print the usage. | |
37 | usage () { | |
38 | cat <<EOF | |
39 | Usage: $0 [OPTION] SOURCE... | |
40 | Make GRUB rescue image. | |
41 | ||
42 | -h, --help print this message and exit | |
43 | -v, --version print the version information and exit | |
44 | --modules=MODULES pre-load specified modules MODULES | |
74ff1dd5 | 45 | --output=FILE save output in FILE [required] |
fc2208b0 RM |
46 | |
47 | $0 generates a bootable rescue image with specified source files or directories. | |
48 | ||
49 | Report bugs to <bug-grub@gnu.org>. | |
50 | EOF | |
51 | } | |
52 | ||
53 | # Check the arguments. | |
54 | for option in "$@"; do | |
55 | case "$option" in | |
56 | -h | --help) | |
57 | usage | |
58 | exit 0 ;; | |
59 | -v | --version) | |
60 | echo "$0 (GNU GRUB ${PACKAGE_VERSION})" | |
61 | exit 0 ;; | |
62 | --modules=*) | |
63 | modules=`echo "$option" | sed 's/--modules=//'` ;; | |
64 | --output=*) | |
65 | output_image=`echo "$option" | sed 's/--output=//'` ;; | |
efda854e RM |
66 | # Intentionally undocumented |
67 | --override-directory=*) | |
68 | override_dir=`echo "${option}/" | sed 's/--override-directory=//'` | |
69 | PATH=${override_dir}:$PATH | |
70 | export PATH | |
71 | ;; | |
fc2208b0 RM |
72 | -*) |
73 | echo "Unrecognized option \`$option'" 1>&2 | |
74 | usage | |
75 | exit 1 | |
76 | ;; | |
77 | *) | |
78 | source="${source} ${option}" ;; | |
79 | esac | |
80 | done | |
81 | ||
74ff1dd5 FZ |
82 | if [ "x${output_image}" = x ] ; then |
83 | echo "output file must be given" >&2 | |
84 | usage | |
85 | exit 1 | |
86 | fi | |
87 | ||
fc2208b0 RM |
88 | iso9660_dir=`mktemp -d` |
89 | mkdir -p ${iso9660_dir}/boot/grub | |
90 | ||
efda854e RM |
91 | process_input_dir () |
92 | { | |
93 | input_dir="$1" | |
94 | platform="$2" | |
95 | mkdir -p ${iso9660_dir}/boot/grub/${target_cpu}-${platform} | |
96 | for file in ${input_dir}/*.mod ${input_dir}/efiemu??.o \ | |
97 | ${input_dir}/command.lst ${input_dir}/moddep.lst ${input_dir}/fs.lst \ | |
98 | ${input_dir}/handler.lst ${input_dir}/parttool.lst; do | |
99 | if test -f "$file"; then | |
100 | cp -f "$file" ${iso9660_dir}/boot/grub/${target_cpu}-${platform}/ | |
101 | fi | |
102 | done | |
103 | } | |
104 | ||
105 | if [ "${override_dir}" = "" ] ; then | |
106 | if test -e "${coreboot_dir}" ; then | |
107 | process_input_dir ${coreboot_dir} coreboot | |
fc2208b0 | 108 | fi |
efda854e RM |
109 | if test -e "${pc_dir}" ; then |
110 | process_input_dir ${pc_dir} pc | |
111 | fi | |
112 | else | |
113 | process_input_dir ${override_dir} ${native_platform} | |
114 | coreboot_dir= | |
115 | pc_dir= | |
116 | case "${native_platform}" in | |
117 | coreboot) coreboot_dir=${override_dir} ;; | |
118 | pc) pc_dir=${override_dir} ;; | |
119 | esac | |
120 | fi | |
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121 | |
122 | # build coreboot core.img | |
efda854e RM |
123 | if test -e "${coreboot_dir}" ; then |
124 | echo "Generates coreboot" | |
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125 | memdisk_img=`mktemp` |
126 | memdisk_dir=`mktemp -d` | |
127 | mkdir -p ${memdisk_dir}/boot/grub | |
128 | # obtain date-based UUID | |
129 | iso_uuid=$(date +%Y-%m-%d-%H-%M-%S-00) | |
130 | ||
131 | modules="$(cat ${coreboot_dir}/partmap.lst) ${modules}" | |
132 | cat << EOF > ${memdisk_dir}/boot/grub/grub.cfg | |
133 | search --fs-uuid --set ${iso_uuid} | |
134 | set prefix=(\${root})/boot/grub/${target_cpu}-coreboot | |
135 | EOF | |
136 | (for i in ${modules} ; do | |
137 | echo "insmod $i" | |
138 | done ; \ | |
139 | echo "source /boot/grub/grub.cfg") \ | |
140 | > ${iso9660_dir}/boot/grub/i386-pc/grub.cfg | |
141 | ||
142 | tar -C ${memdisk_dir} -cf ${memdisk_img} boot | |
143 | rm -rf ${memdisk_dir} | |
144 | grub-mkelfimage -d ${coreboot_dir}/ -m ${memdisk_img} -o ${iso9660_dir}/boot/multiboot.img \ | |
145 | memdisk tar search iso9660 configfile sh \ | |
146 | ata at_keyboard | |
147 | rm -f ${memdisk_img} | |
efda854e | 148 | grub_mkisofs_arguments="${grub_mkisofs_arguments} --modification-date=$(echo ${iso_uuid} | sed -e s/-//g)" |
fc2208b0 RM |
149 | fi |
150 | ||
fc2208b0 | 151 | # build eltorito core.img |
efda854e RM |
152 | if test -e "${pc_dir}" ; then |
153 | echo "Generates eltorito" | |
fc2208b0 RM |
154 | core_img=`mktemp` |
155 | grub-mkimage -d ${pc_dir}/ -o ${core_img} --prefix=/boot/grub/i386-pc \ | |
156 | memdisk tar search iso9660 configfile sh \ | |
157 | biosdisk | |
158 | cat ${pc_dir}/cdboot.img ${core_img} > ${iso9660_dir}/boot/grub/i386-pc/eltorito.img | |
159 | rm -f ${core_img} | |
160 | ||
161 | modules="$(cat ${pc_dir}/partmap.lst) ${modules}" | |
162 | (for i in ${modules} ; do | |
163 | echo "insmod $i" | |
164 | done ; \ | |
165 | echo "source /boot/grub/grub.cfg") \ | |
166 | > ${iso9660_dir}/boot/grub/i386-pc/grub.cfg | |
167 | ||
efda854e | 168 | grub_mkisofs_arguments="${grub_mkisofs_arguments} -b boot/grub/i386-pc/eltorito.img -boot-info-table" |
fc2208b0 RM |
169 | fi |
170 | ||
171 | # build iso image | |
13774a2f | 172 | grub-mkisofs ${grub_mkisofs_arguments} -o ${output_image} -r ${iso9660_dir} ${source} |
fc2208b0 RM |
173 | rm -rf ${iso9660_dir} |
174 | ||
175 | exit 0 |