#!/bin/sh

sfdisk -l /dev/sda > /dev/null 2>&1
if [ $? -eq 0 ]; then
    echo "sda"
else
    cd /proc/ide
    IDE=`ls -d hd*`
    for I in $IDE; do
    MEDIA=`busybox cat $I/media`
        case $MEDIA in
             disk ) echo "$I"; break;;
        esac
    done
fi
