Added script to flash image on SD card

flash.sh

@@ -0,0 +1,42 @@
+#!/bin/sh
+
+if [ "$#" -ne 1 ] || ! [ -d "$1" ]; then
+ 	echo "Usage: $0 /dev/disk" >&2
+	exit 1
+fi
+
+# Unmount mounted partitions
+for fs in `grep $1 /proc/mounts|cut -d ' ' -f 1` ; do
+	echo Unmounting $fs
+	sudo umount $fs
+done
+
+echo Overwriting old partition table
+sudo dd if=/dev/zero of=$1 bs=1024 count=1024
+
+echo Recreating new partition table
+sudo fdisk $1 << EOF
+n
+p
+1
+
++16MB
+t
+53
+n
+p
+2
+
+
+w
+EOF
+
+echo Writing bootstream
+sudo dd if=output/images/imx23_olinuxino_dev_linux.sb bs=512 of="$1"1 seek=4
+
+echo Writing root filesystem
+sudo dd if=output/images/rootfs.ext2 of="$1"2 bs=512
+
+echo Synchronising changes to disk
+sudo sync
+