xref: /freebsd/sys/tools/fdt/make_dtb.sh (revision 193d9e768ba63fcfb187cfd17f461f7d41345048)
1#!/bin/sh
2#
3# $FreeBSD$
4
5# Script generates dtb file ($3) from dts source ($2) in build tree S ($1)
6S=$1
7dts="$2"
8dtb_path=$3
9
10if [ -z "$dts" ]; then
11    echo "No DTS specified"
12    exit 1
13fi
14
15if [ -z "${MACHINE}" ]; then
16    MACHINE=$(uname -m)
17fi
18
19for d in ${dts}; do
20    dtb=${dtb_path}/`basename $d .dts`.dtb
21    echo "converting $d -> $dtb"
22    cpp -P -x assembler-with-cpp -I $S/gnu/dts/include -I $S/boot/fdt/dts/${MACHINE} -I $S/gnu/dts/${MACHINE} -include $d /dev/null |
23	dtc -O dtb -o $dtb -b 0 -p 1024 -i $S/boot/fdt/dts/${MACHINE} -i $S/gnu/dts/${MACHINE}
24done
25