- insert SD card
  - ''mkdir /media/card/boot-images''
  - ''dd if=/dev/zero of=/media/card/boot-images/my-rootfs.bin count=102400''
    * this will make a 512MB file
  - ''losetup /dev/loop1 /media/card/boot-images/my-rootfs.bin''
  - ''mke2fs -j /dev/loop1''
  - ''mkdir /media/image''
  - ''mount -t ext3 /dev/loop1 /media/image''
  - ''cd /media/image''
  - ''tar zxvfp /path/to/image.tgz''
  - ''cd ..''
  - ''umount image''
  - ''sync''
  - Reboot and choose "boot from SD" and choose your loopback card