-#!/bin/bash
+#!/usr/bin/env bash
#
# Licensed under the terms of the GNU GPL License version 2 or later.
#
"-v version -k kernel [-D name -d dtb] -o its_file"
echo -e "\t-A ==> set architecture to 'arch'"
echo -e "\t-C ==> set compression type 'comp'"
+ echo -e "\t-c ==> set config name 'config'"
echo -e "\t-a ==> set load address to 'addr' (hex)"
echo -e "\t-e ==> set entry point to 'entry' (hex)"
echo -e "\t-v ==> set kernel version to 'version'"
exit 1
}
-while getopts ":A:a:C:D:d:e:k:o:v:" OPTION
+while getopts ":A:a:c:C:D:d:e:k:o:v:" OPTION
do
case $OPTION in
A ) ARCH=$OPTARG;;
a ) LOAD_ADDR=$OPTARG;;
+ c ) CONFIG=$OPTARG;;
C ) COMPRESS=$OPTARG;;
D ) DEVICE=$OPTARG;;
d ) DTB=$OPTARG;;
# Make sure user entered all required parameters
if [ -z "${ARCH}" ] || [ -z "${COMPRESS}" ] || [ -z "${LOAD_ADDR}" ] || \
[ -z "${ENTRY_ADDR}" ] || [ -z "${VERSION}" ] || [ -z "${KERNEL}" ] || \
- [ -z "${OUTPUT}" ]; then
+ [ -z "${OUTPUT}" ] || [ -z "${CONFIG}" ]; then
usage
fi
ARCH_UPPER=`echo $ARCH | tr '[:lower:]' '[:upper:]'`
+# Conditionally create fdt information
+if [ -n "${DTB}" ]; then
+ FDT="
+ fdt@1 {
+ description = \"${ARCH_UPPER} OpenWrt ${DEVICE} device tree blob\";
+ data = /incbin/(\"${DTB}\");
+ type = \"flat_dt\";
+ arch = \"${ARCH}\";
+ compression = \"none\";
+ hash@1 {
+ algo = \"crc32\";
+ };
+ hash@2 {
+ algo = \"sha1\";
+ };
+ };
+"
+fi
+
# Create a default, fully populated DTS file
DATA="/dts-v1/;
};
};
- fdt@1 {
- description = \"${ARCH_UPPER} OpenWrt ${DEVICE} device tree blob\";
- data = /incbin/(\"${DTB}\");
- type = \"flat_dt\";
- arch = \"${ARCH}\";
- compression = \"none\";
- hash@1 {
- algo = \"crc32\";
- };
- hash@2 {
- algo = \"sha1\";
- };
- };
+${FDT}
+
};
configurations {
- default = \"config@1\";
- config@1 {
+ default = \"${CONFIG}\";
+ ${CONFIG} {
description = \"OpenWrt\";
kernel = \"kernel@1\";
fdt = \"fdt@1\";
};
};"
-# Conditionally strip fdt information out of tree
-if [ -z "${DTB}" ]; then
- DATA=`echo "$DATA" | sed '/start fdt/,/end fdt/d'`
- DATA=`echo "$DATA" | sed '/fdt/d'`
-fi
-
# Write .its file to disk
echo "$DATA" > ${OUTPUT}