3 # Copyright © 2008 Andres Salomon <dilinger@queued.net>
5 # This file is free software; you can redistribute it and/or modify it
6 # under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 2 of the License, or
8 # (at your option) any later version.
10 # This program is distributed in the hope that it will be useful, but
11 # WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 # General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program; if not, write to the Free Software
17 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 which $cmd >/dev/null || {
23 echo "Missing required command '$cmd'!" 1>&2
31 # @mntpt - path to mounted root directory
32 # @fstype - the root filesystem type (in a form that 'mount' understands)
38 if [ "${fstype}" = "jffs2" ]; then
44 cat >${mntpt}/etc/fstab<<EOF
45 ${r} / ${fstype} defaults,noatime 1 1
46 devpts /dev/pts devpts gid=5,mode=620 0 0
47 tmpfs /dev/shm tmpfs defaults,size=15% 0 0
48 proc /proc proc defaults 0 0
49 sysfs /sys sysfs defaults 0 0
50 none /ofw promfs defaults 0 0
51 tmpfs /var/cache/apt/cache tmpfs defaults 0 0
55 # @mntpt - path to mounted root directory
56 # @fstype - the root filesystem type (in a form that 'mount' understands)
62 if [ "${fstype}" = "jffs2" ]; then
64 rfs="rootfstype=jffs2"
72 cat >${mntpt}/boot/olpc.fth<<EOF
75 " ro root=${r} ${rfs} video=lxfb fbcon=font:SUN12x22" to boot-file
76 game-key-mask h# 80 and if
77 \\ boot from backup kernel
78 " ${dev}:\\vmlinuz.old" to boot-device
80 \\ boot from regular kernel
81 " ${dev}:\\vmlinuz" to boot-device
87 chroot_internal_mounts()
90 mount -t proc proc ${root_dir}/proc
91 mount -t devpts devpts ${root_dir}/dev/pts
92 mount -t tmpfs tmpfs ${root_dir}/var/cache/apt/cache
95 chroot_internal_umounts()
98 umount ${root_dir}/proc
99 umount ${root_dir}/dev/pts
100 umount ${root_dir}/var/cache/apt/cache