dtedit

#!/bin/bash
# compile and decompile device tree file

# depends
if [[ ! `command -v dtc` ]]; then
	if [[ `curl -I https://github.com 2>&1 | grep 'HTTP/2 200'` ]]; then
		echo -e "You are missing dependencies ..."
		sudo apt update; sudo apt install -y device-tree-compiler
	else
		echo -e "You are missing the dependency device-tree-compiler"
		exit 1
	fi
fi

dtb (){
DTS=`echo $1`
DTB=`echo $1 | sed 's/dts/dtb/g'`
if [[ -z "$DTS" ]]; then
	echo -e "A dts file is required."
else
	dtc -I dts -O dtb ${DTS} -o ${DTB}
	echo -en "Compiled: "; ls ${DTB}
fi
}

dts (){
DTB=`echo $1`
DTS=`echo $1 | sed 's/dtb/dts/g'`
if [[ -z "$DTB" ]]; then
	echo -e "A dtb file is required."
else
	dtc -I dtb -O dts ${DTB} -o ${DTS}
	echo -en "Decompiled: "; ls ${DTS}
fi
}

if [ $# -eq 0 ]; then
	>&2 echo -e "Arguments: dtb dts"
	exit 1
fi
case $1 in
	dtb|dts)
	;;
	*)
	echo -e "Arguments: dtb dts" >&2
	exit 1
esac

DTEDIT=`echo $1 $2`
$DTEDIT 2>/dev/null

exit 0