#!/bin/sh
cd /proc/ide || ( echo "No IDE support present." ; exit 1 )

num=0

for file in */*/model ; do
  printf '%s:\n\t' "`echo $file | sed 's,/model$,,'`"
  cat $file
  echo
  let num+=1
done

if [ $num -gt 0 ] ; then
    echo "$num device(s) found."
else
    echo "No IDE devices found."
fi