#!/bin/sh

SD_DEV=${1:-/dev/mmcblk0}

fdisk $SD_DEV <<EOF
d
n
p
1


w
EOF

echo "Note: This may take a long time...."
if echo $SD_DEV | grep -q mmc ; then
    mke2fs ${SD_DEV}p1 || exit 1
else
    mke2fs ${SD_DEV}1 || exit 1
fi