#!/bin/sh -e

version="$1"

# passing the kernel version is required
if [ -z "${version}" ] ; then
	echo >&2 "W: zz-uenv_txt: ${DPKG_MAINTSCRIPT_PACKAGE:-kernel package} did not pass a version number"
	exit 2
fi

vernum=$(echo $version | cut -f 1-2 -d.)
case "$version" in
	"3."*)		exit ;;
	*"-ti"*)	dtbdir="dtb-${vernum}-ti" ;;
	*"-bone"*)	dtbdir="dtb-${vernum}-bone" ;;
	*)		dtbdir="dtb-${vernum}"
esac

cd /opt/source/${dtbdir} 
git fetch --depth 1 || true
git reset --hard origin/v${vernum}.x-ti-unified || true
KERNEL_VERSION=${version} make clean all_arm install_arm
# this will get us to userspace faster
rm -rf "/boot/initrd.img-${version}"