--- /dev/null
+#!/bin/sh
+
+FILE=/sys/kernel/config/usb_gadget/g1/configs/c.1/mass_storage.usb0/lun.0/file
+
+if [ -z "$1" ] ; then
+ echo "EJECT "`cat $FILE`
+ sudo sh -c "echo '' > $FILE"
+elif [ -e "$1" ] ; then
+ sudo sh -c "readlink -f $1 > $FILE"
+ echo "INSERT "`cat $FILE`
+else
+ echo "Usage: $0 /path/to/disk.img"
+ exit 1
+fi
+