mirror of
https://github.com/Ysurac/openmptcprouter.git
synced 2025-03-09 15:40:20 +00:00
140 lines
3.1 KiB
Bash
Executable file
140 lines
3.1 KiB
Bash
Executable file
#!/usr/bin/env bash
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#
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# Licensed under the terms of the GNU GPL License version 2 or later.
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# Author: Samuele Barella <dotsynergy@proton.me>, based on mkits-qsdk-ipq-image.sh and mkits.sh from Teltonika's RUTX SDK.
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usage() {
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printf "Usage: %s -A arch -C comp -a addr -e entry" "$(basename "$0")"
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printf " -v version -k kernel [-D name -n address -d dtb] -o its_file"
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printf "\n\t-A ==> set architecture to 'arch'"
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printf "\n\t-C ==> set compression type 'comp'"
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printf "\n\t-c ==> set config name 'config'"
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printf "\n\t-a ==> set load address to 'addr' (hex)"
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printf "\n\t-e ==> set entry point to 'entry' (hex)"
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printf "\n\t-v ==> set kernel version to 'version'"
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printf "\n\t-k ==> include kernel image 'kernel'"
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printf "\n\t-D ==> human friendly Device Tree Blob 'name'"
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printf "\n\t-n ==> fdt unit-address 'address'"
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printf "\n\t-d ==> include Device Tree Blob 'dtb'"
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printf "\n\t-o ==> create output file 'its_file'\n"
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exit 1
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}
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FDTNUM=1
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while getopts ":A:a:c:C:D:d:e:k:n:o:v:" OPTION
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do
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case $OPTION in
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A ) ARCH=$OPTARG;;
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a ) LOAD_ADDR=$OPTARG;;
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c ) CONFIG=$OPTARG;;
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C ) COMPRESS=$OPTARG;;
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D ) DEVICE=$OPTARG;;
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d ) DTB=$OPTARG;;
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e ) ENTRY_ADDR=$OPTARG;;
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k ) KERNEL=$OPTARG;;
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n ) FDTNUM=$OPTARG;;
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o ) OUTPUT=$OPTARG;;
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v ) VERSION=$OPTARG;;
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* ) echo "Invalid option passed to '$0' (options:$*)"
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usage;;
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esac
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done
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# Make sure user entered all required parameters
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if [ -z "${ARCH}" ] || [ -z "${COMPRESS}" ] || [ -z "${LOAD_ADDR}" ] || \
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[ -z "${ENTRY_ADDR}" ] || [ -z "${VERSION}" ] || [ -z "${KERNEL}" ] || \
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[ -z "${OUTPUT}" ] || [ -z "${CONFIG}" ]; then
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usage
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fi
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ARCH_UPPER=$(echo "$ARCH" | tr '[:lower:]' '[:upper:]')
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# Conditionally create fdt information
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if [ -n "${DTB}" ]; then
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FDTNUM=0
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DEFAULT_CONFIG=$FDTNUM
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DTB_DIR="${DTB%%{*}"
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DTB="${DTB##*{}"
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DTB_CSV="${DTB##*{}"
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DTB_CSV="${DTB%\}*}"
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IFS=,
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for f in $DTB_CSV; do
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FDTNUM=$((FDTNUM+1))
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ff="${DTB_DIR}/${f}"
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[ -f "${ff}" ] || {
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echo "ERROR: no DTBs found" >&2
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rm -f "${OUTPUT}"
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exit 1
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}
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FDT_NODE="${FDT_NODE}
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fdt@$FDTNUM {
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description = \"${f}\";
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data = /incbin/(\"${ff}\");
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type = \"flat_dt\";
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arch = \"${ARCH}\";
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compression = \"none\";
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hash@1 {
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algo = \"crc32\";
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};
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hash@2 {
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algo = \"sha1\";
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};
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};
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"
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f="${f#*rutx}"
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# Remove the file extension
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f="${f%.dtb}"
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CONFIG_NODE="${CONFIG_NODE}
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conf_mdtb@${FDTNUM} {
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description = \"${f}\";
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kernel = \"kernel@1\";
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fdt = \"fdt@$FDTNUM\";
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};
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"
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done
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fi
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# Create a default, fully populated DTS file
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DATA="/dts-v1/;
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/ {
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description = \"${ARCH_UPPER} OpenWrt FIT (Flattened Image Tree)\";
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#address-cells = <1>;
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images {
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kernel@1 {
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description = \"${ARCH_UPPER} OpenWrt Linux-${VERSION}\";
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data = /incbin/(\"${KERNEL}\");
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type = \"kernel\";
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arch = \"${ARCH}\";
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os = \"linux\";
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compression = \"${COMPRESS}\";
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load = <${LOAD_ADDR}>;
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entry = <${ENTRY_ADDR}>;
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hash@1 {
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algo = \"crc32\";
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};
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hash@2 {
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algo = \"sha1\";
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};
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};
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${FDT_NODE}
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};
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configurations {
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default = \"${DEFAULT_CONFIG}\";
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${CONFIG_NODE}
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};
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};"
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# Write .its file to disk
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echo "$DATA" > "${OUTPUT}"
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