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#!/bin/sh
# installs a rootfs tar archive from OpenADK onto
# a Compact Flash disk or NAND device
# special script for routerboard rb532
nandinstall=0
cfinstall=0
if [ -z $1 ];then
printf "Please give your target device as first parameter [cf|nand]\n"
exit 1
fi
if [ -z $2 ];then
printf "Please give your root tar archive as second parameter\n"
exit 1
fi
if [ $cfinstall -eq 1 ];then
if [ -z $3 ];then
printf "Please give your kernel as third parameter\n"
exit 1
fi
fi
case $1 in
nand)
nandinstall=1
;;
cf)
cfinstall=1
;;
*)
printf "Target device not known.\n"
exit 1
;;
esac
if [ $cfinstall -eq 1 ];then
# create empty partition table
printf "Creating partition scheme\n"
parted -s /dev/sda mklabel msdos
sleep 2
maxsize=$(env LC_ALL=C parted /dev/sda -s unit cyl print |awk '/^Disk/ { print $3 }'|sed -e 's/cyl//')
rootsize=$(($maxsize-2))
parted -s /dev/sda unit cyl mkpart primary ext2 0 1
parted -s /dev/sda unit cyl mkpartfs primary ext2 1 $rootsize
parted -s /dev/sda unit cyl mkpart primary fat32 $rootsize $maxsize
parted -s /dev/sda set 1 boot on
sfdisk --change-id /dev/sda 1 27 >/dev/null 2>&1
sfdisk --change-id /dev/sda 3 88 >/dev/null 2>&1
sleep 2
sync
printf "Installing kernel\n"
dd if=$3 of=/dev/sda1 bs=2048 >/dev/null 2>&1
sync
mount -t ext2 /dev/sda2 /mnt
fi
if [ $nandinstall -eq 1 ];then
printf "Preparing mountpoints\n"
mount -t yaffs2 /dev/mtdblock1 /mnt
rm -rf /mnt/* >/dev/null 2>&1
mkdir /mnt/boot
mount -t yaffs2 /dev/mtdblock0 /mnt/boot
fi
printf "Extracting install archive\n"
tar -C /mnt -xzpf $2
if [ $? -ne 0 ];then
printf "Extracting of install archive failed"
exit 1
fi
chmod 1777 /mnt/tmp
chmod 4755 /mnt/bin/busybox
sync
if [ $nandinstall -eq 1 ];then
umount /mnt/boot
fi
umount /mnt
if [ $? -ne 0 ];then
printf "Unmounting filesystem failed"
exit 1
else
printf "Successfully installed.\n"
exit 0
fi
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