echo Starting Ubuntu...
if test -n ${fs} && test -n ${interface} && test -n ${device} && test -n ${prefix}; then
	${fs}load ${interface} ${device} 0x02000000 ${prefix}uImage
	${fs}load ${interface} ${device} 0x20000000 ${prefix}uInitrd
	setenv bootargs  ro quiet splash
	bootm 0x02000000 0x20000000
fi

echo boot information not recieved from u-boot, scanning for startup device

if test -e ${reinitalize_devices}; then
	usb start;
	ide reset;
fi

for i in usb ide; do
	for j in 0 1; do
		for l in / /boot/; do
			for m in fat ext2; do
				setenv interface $i;
				setenv device $j;
				setenv prefix $l;
				setenv fs $m;

				echo Scanning ${fs} ${interface} ${device} on prefix ${prefix} ...;

				# This "if" avoids loading an old image but
				# doesn't work in stock u-boot 1.3.4 and is
				# only fixed in Canonical u-boot from October
				# 1st or later

				if ${fs}load ${interface} ${device} 0x1000 ${prefix}boot.scr; then
					if imi 0x1000; then
						echo boot.scr found! Executing ...;
						autoscr 0x1000;
					fi;
				fi
			done;
		done;
	done;
done
echo No boot device found.;