+#!/bin/sh -e
+#
+# Copyright © 2008 Andres Salomon <dilinger@queued.net>
+#
+# This file is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+check_for_cmds()
+{
+ for cmd in $@; do
+ which $cmd >/dev/null || {
+ echo "Missing required command '$cmd'!" 1>&2
+ return 1
+ }
+ done
+
+ return 0
+}
+
+# @mntpt - path to mounted root directory
+# @fstype - the root filesystem type (in a form that 'mount' understands)
+create_fstab()
+{
+ mntpt="$1"
+ fstype="$2"
+
+ if [ "${fstype}" = "jffs2" ]; then
+ r=mtd0
+ else
+ r="LABEL=OLPCRoot"
+ fi
+
+ cat >${mntpt}/etc/fstab<<EOF
+${r} / ${fstype} defaults,noatime 1 1
+devpts /dev/pts devpts gid=5,mode=620 0 0
+tmpfs /dev/shm tmpfs defaults,size=15% 0 0
+proc /proc proc defaults 0 0
+sysfs /sys sysfs defaults 0 0
+tmpfs /var/cache/apt/cache tmpfs defaults 0 0
+none /ofw promfs defaults 0 0
+EOF
+}
+
+# @mntpt - path to mounted root directory
+# @fstype - the root filesystem type (in a form that 'mount' understands)
+create_ofwboot()
+{
+ mntpt="$1"
+ fstype="$2"
+
+ if [ "${fstype}" = "jffs2" ]; then
+ r=mtd0
+ rfs="rootfstype=jffs2"
+ else
+ r=/dev/sda1
+ rfs=""
+ fi
+
+ cat >${mntpt}/boot/olpc.fth<<EOF
+\\ OLPC boot script
+
+" ro root=${r} ${rfs} fbcon=font:SUN12x22" to boot-file
+game-key-mask h# 80 and if
+ \\ boot from backup kernel
+ " nand:\\vmlinuz.old" to boot-device
+else
+ \\ boot from regular kernel
+ " nand:\\vmlinuz" to boot-device
+then
+boot
+EOF
+}