'Væl±Lfñ}mÜ/n4Ôif test -z "${fdtfile}"; then
echo 'fdtfile environment variable not set. Aborting boot process.'
exit 0
fi
# Some i.MX6-based systems do not encode the baudrate in the console variable
if test "${console}" = "ttymxc0" && test -n "${baudrate}" ; then
setenv console "${console},${baudrate}"
fi
if test -n "${console}"; then
setenv bootargs "${bootargs} console=${console}"
fi
setenv installer-path "/debian-installer/armhf/"
tftpboot ${fdt_addr_r} ${installer-path}dtbs/${fdtfile} \
&& tftpboot ${kernel_addr_r} ${installer-path}vmlinuz \
&& tftpboot ${ramdisk_addr_r} ${installer-path}initrd.gz \
&& echo "Booting the Debian installer..." \
&& bootz ${kernel_addr_r} ${ramdisk_addr_r}:${filesize} ${fdt_addr_r}