Magellan Linux

Contents of /smage/trunk/core/grub/alx/files/10_alx

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Revision 3253 - (show annotations) (download)
Thu Sep 22 08:42:35 2011 UTC (13 years ago) by niro
File size: 6360 byte(s)
-consolidated grub scripts and use GRUB_GFXPAYLOAD_LINUX for graphic settings
-added ALX_FB_FALLBACK for framebuffer fallback on CLE266 chipsets
1 #! /bin/sh
2 set -e
3
4 # grub-mkconfig helper script.
5 # Copyright (C) 2006,2007,2008,2009,2010 Free Software Foundation, Inc.
6 #
7 # GRUB is free software: you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation, either version 3 of the License, or
10 # (at your option) any later version.
11 #
12 # GRUB is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
16 #
17 # You should have received a copy of the GNU General Public License
18 # along with GRUB. If not, see <http://www.gnu.org/licenses/>.
19
20 prefix=/usr
21 exec_prefix=${prefix}
22 bindir=/bin
23 libdir=/lib
24 . ${libdir}/grub/grub-mkconfig_lib
25
26 export TEXTDOMAIN=grub
27 export TEXTDOMAINDIR=${prefix}/share/locale
28
29 CLASS="--class gnu-linux --class gnu --class os"
30
31 if [ "x${GRUB_CMDLINE_ALX_HWDETECT}" = "x" ]; then
32 GRUB_CMDLINE_ALX_HWDETECT="splash=verbose,theme=default hardware-auto-detection"
33 fi
34
35 if [ "x${GRUB_CMDLINE_ALX_RESET}" = "x" ]; then
36 GRUB_CMDLINE_ALX_RESET="splash=verbose,theme=default alx-reset-settings"
37 fi
38
39 if [ "x${GRUB_ALX_FB_FALLBACK}" = "x" ]; then
40 # use vesafb instead of uvesafb, 1024x768-16@60
41 GRUB_ALX_FB_FALLBACK="video=vesafb:mtrr:3,ywrap vga=791"
42 fi
43
44 if [ "x${GRUB_DISTRIBUTOR}" = "x" ] ; then
45 OS=ALX
46 else
47 OS="${GRUB_DISTRIBUTOR}"
48 CLASS="--class $(echo ${GRUB_DISTRIBUTOR} | tr 'A-Z' 'a-z' | cut -d' ' -f1) ${CLASS}"
49 fi
50
51 if [ "x${GRUB_DEVICE_UUID}" = "x" ] || [ "x${GRUB_DISABLE_LINUX_UUID}" = "xtrue" ] \
52 || ! test -e "/dev/disk/by-uuid/${GRUB_DEVICE_UUID}" \
53 || uses_abstraction "${GRUB_DEVICE}" lvm; then
54 LINUX_ROOT_DEVICE=${GRUB_DEVICE}
55 else
56 LINUX_ROOT_DEVICE=UUID=${GRUB_DEVICE_UUID}
57 fi
58
59 if [ "x`${grub_probe} --device ${GRUB_DEVICE} --target=fs 2>/dev/null || true`" = xbtrfs ]; then
60 rootsubvol="`make_system_path_relative_to_its_root /`"
61 rootsubvol="${rootsubvol#/}"
62 if [ "x${rootsubvol}" != x ]; then
63 GRUB_CMDLINE_LINUX="rootflags=subvol=${rootsubvol} ${GRUB_CMDLINE_LINUX}"
64 fi
65 fi
66
67 # check for special hardware
68 if [ -x "`which hwinfo`" ]
69 then
70 hwinfo="`hwinfo --bios --storage --pci`"
71
72 # zotac
73 if [ "x`echo ${hwinfo} | grep -i zotac 2> /dev/null || true`" != x ]
74 then
75 GRUB_CMDLINE_LINUX="rootdelay=8 ${GRUB_CMDLINE_LINUX}"
76 fi
77
78 # rangee / VIA CLE-266 chipset
79 if [ "x`echo ${hwinfo} | grep -i CLE266 2> /dev/null || true`" != x ]
80 then
81 # use fallback
82 GRUB_CMDLINE_LINUX="${GRUB_ALX_FB_FALLBACK} ${GRUB_CMDLINE_LINUX}"
83 fi
84 fi
85
86 linux_entry ()
87 {
88 os="$1"
89 version="$2"
90 recovery="$3"
91 args="$4"
92 if ${recovery} ; then
93 title="$(gettext_quoted "%s [ %s ] (recovery mode)")"
94 else
95 title="$(gettext_quoted "%s [ %s ]")"
96 fi
97 printf "menuentry '${title}' ${CLASS} {\n" "${os}" "${version}"
98 if ! ${recovery} ; then
99 save_default_entry | sed -e "s/^/\t/"
100 fi
101
102 # Use ELILO's generic "efifb" when it's known to be available.
103 # FIXME: We need an interface to select vesafb in case efifb can't be used.
104 if [ "x$GRUB_GFXPAYLOAD_LINUX" = x ]; then
105 cat << EOF
106 load_video
107 EOF
108 else
109 if [ "x$GRUB_GFXPAYLOAD_LINUX" != xtext ]; then
110 cat << EOF
111 load_video
112 EOF
113 fi
114 cat << EOF
115 set gfxpayload=$GRUB_GFXPAYLOAD_LINUX
116 EOF
117 fi
118
119 cat << EOF
120 insmod gzio
121 EOF
122
123 if [ x$dirname = x/ ]; then
124 if [ -z "${prepare_root_cache}" ]; then
125 prepare_root_cache="$(prepare_grub_to_access_device ${GRUB_DEVICE} | sed -e "s/^/\t/")"
126 fi
127 printf '%s\n' "${prepare_root_cache}"
128 else
129 if [ -z "${prepare_boot_cache}" ]; then
130 prepare_boot_cache="$(prepare_grub_to_access_device ${GRUB_DEVICE_BOOT} | sed -e "s/^/\t/")"
131 fi
132 printf '%s\n' "${prepare_boot_cache}"
133 fi
134 message="$(gettext_printf "Loading Linux %s ..." ${version})"
135 cat << EOF
136 echo '$message'
137 linux ${rel_dirname}/${basename} root=${linux_root_device_thisversion} ro ${args}
138 EOF
139 if test -n "${initrd}" ; then
140 message="$(gettext_printf "Loading initial ramdisk ...")"
141 cat << EOF
142 echo '$message'
143 initrd ${rel_dirname}/${initrd}
144 EOF
145 fi
146 cat << EOF
147 }
148 EOF
149 }
150
151 case x`uname -m` in
152 xi?86 | xx86_64)
153 list=`for i in /boot/vmlinuz-* /vmlinuz-* /boot/kernel-* ; do
154 if grub_file_is_not_garbage "$i" ; then echo -n "$i " ; fi
155 done` ;;
156 *)
157 list=`for i in /boot/vmlinuz-* /boot/vmlinux-* /vmlinuz-* /vmlinux-* /boot/kernel-* ; do
158 if grub_file_is_not_garbage "$i" ; then echo -n "$i " ; fi
159 done` ;;
160 esac
161
162 prepare_boot_cache=
163 prepare_root_cache=
164
165 while [ "x$list" != "x" ] ; do
166 linux=`version_find_latest $list`
167 echo "Found linux image: $linux" >&2
168 basename=`basename $linux`
169 dirname=`dirname $linux`
170 rel_dirname=`make_system_path_relative_to_its_root $dirname`
171 version=`echo $basename | sed -e "s,^[^0-9]*-,,g"`
172 alt_version=`echo $version | sed -e "s,\.old$,,g"`
173 linux_root_device_thisversion="${LINUX_ROOT_DEVICE}"
174
175 initrd=
176 for i in "initrd-${version}.img" \
177 "initramfs-${version}.img" \
178 "initrd-${alt_version}.img" \
179 "initramfs-${alt_version}.img"; do
180 if test -e "${dirname}/${i}" ; then
181 initrd="$i"
182 break
183 fi
184 done
185
186 config=
187 for i in "${dirname}/config-${version}" "${dirname}/config-${alt_version}" "/etc/kernels/kernel-config-${version}" ; do
188 if test -e "${i}" ; then
189 config="${i}"
190 break
191 fi
192 done
193
194 initramfs=
195 if test -n "${config}" ; then
196 initramfs=`grep CONFIG_INITRAMFS_SOURCE= "${config}" | cut -f2 -d= | tr -d \"`
197 fi
198
199 if test -n "${initrd}" ; then
200 echo "Found initrd image: ${dirname}/${initrd}" >&2
201 elif test -z "${initramfs}" ; then
202 # "UUID=" magic is parsed by initrd or initramfs. Since there's
203 # no initrd or builtin initramfs, it can't work here.
204 linux_root_device_thisversion=${GRUB_DEVICE}
205 fi
206
207 linux_entry "${OS}" "${version}" false \
208 "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}"
209
210 linux_entry "${OS} - Re-run hardware detection" "${version}" false \
211 "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_ALX_HWDETECT}"
212
213 linux_entry "${OS} - Reset *all* local settings" "${version}" false \
214 "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_ALX_RESET}"
215
216 list=`echo $list | tr ' ' '\n' | grepvx $linux | tr '\n' ' '`
217 done