#!/bin/sh
# Copyright (C) 2006 OpenWrt.org
. /etc/functions.sh

jffs2_ready () {
        mtdpart="$(find_mtd_part rootfs_data)"
        magic=$(hexdump $mtdpart -n 4 -e '4/1 "%02x"')
        [ "$magic" != "deadc0de" ]
}

grep rootfs_data /proc/mtd >/dev/null 2>/dev/null && {
        . /bin/firstboot
        mtd unlock rootfs_data
        jffs2_ready && {
                echo "loading USB and ext2 modules" >> /tmp/x.txt
                insmod usbcore
                insmod ext2
                insmod ehci-hcd
                insmod scsi_mod
                insmod sd_mod
                insmod usb-storage
                lsmod > /tmp/x.txt
                sleep 9
                ls -l /dev/scsi/host0/bus0/target0/lun0/ >> /tmp/x.txt
                ls -l /dev/scsi/host0/bus0/target0/lun0/ | grep "part1"
                case $? in

                        0) echo "switching to HDD" >> /tmp/x.txt
                        mount /dev/scsi/host0/bus0/target0/lun0/part1 /jffs -t ext2 && \
                        fopivot /jffs /rom
                        ;;

                        1) echo "no HDD or partition on HDD" >> /tmp/x.txt
                        mount "$(find_mtd_part rootfs_data)" /jffs -t jffs2 && \
                        fopivot /jffs /rom
                        ;;

                        *) echo "something goes wrong" >> /tmp/x.txt
                        ;;
                esac
                
        } || {
                echo "jffs2 not ready yet; using ramdisk" >> /tmp/x.txt
                ramoverlay
        }
} || {
        mtd unlock rootfs
        mount -o remount,rw /dev/root /
}