modprobe nandsim first_id_byte=0x20 second_id_byte=0xaa third_id_byte=0x00 fourth_id_byte=0x15 parts=1,3,2,16,16,2010
modprobe ubi
modprobe ubifs
ubiformat /dev/mtd5 -s 512 -O 512 -f rootfs_RX-51_2009SE_21.2011.38-1_PR_MR0
ubiattach -m 5
mkdir -p /mnt/n900
mount ubi:rootfs /mnt/n900 -t ubifs

umount /mnt/n900
ubidetach -m 5 || ubidetach -d 0
rmmod ubifs
rmmod ubi
rmmod nandsim