create mmc sd storage user partition

/opt/storage_setup1 - create partition and format as fat fs

#!/bin/sh


## hyphop ##

DEV=/dev/mmcblk0
OFF=81920
NAME=`cat /proc/sys/kernel/hostname`

check() {

fdisk  -l /dev/mmcblk0 -L=never -o device,start|tail -n1|grep $DEV

}


[ -b "$DEV" ] || {

echo "[i] not found dev $DEV" >&2

exit 1

}

## fdisk 

check && {

    echo "[i] formated already" 2>&2
    exit 0

}

echo "n
p
1
$OFF

t
e
w
q
" | fdisk $DEV


mkfs.fat ${DEV}p1 -n $NAME -i DEADBEEF