#!/bin/bash
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#
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# Copyright (C) 2020 Rockchip Electronics Co., Ltd
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#
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# SPDX-License-Identifier: GPL-2.0+
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#
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# Process args and auto set variables
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source ./${srctree}/arch/arm/mach-rockchip/fit_args.sh
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if [ ! -f ${srctree}/images/ramdisk ]; then
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touch ${srctree}/images/ramdisk
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fi
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if [ "${COMPRESSION}" == "gzip" ]; then
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gzip -k -f -9 ${srctree}/images/kernel
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SUFFIX=".gz"
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elif [ "${COMPRESSION}" == "lz4" ]; then
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${srctree}/scripts/compress.sh lz4 ${srctree}/images/kernel
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SUFFIX=".lz4"
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else
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COMPRESSION="none"
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SUFFIX=
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fi
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if grep -q '^CONFIG_FIT_ENABLE_RSASSA_PSS_SUPPORT=y' .config ; then
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ALGO_PADDING=" padding = \"pss\";"
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fi
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cat << EOF
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/*
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* Copyright (C) 2020 Fuzhou Rockchip Electronics Co., Ltd
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*
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* Minimal dts for a FIT image.
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*
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* SPDX-License-Identifier: GPL-2.0
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*/
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/dts-v1/;
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/ {
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description = "FIT source file for Linux";
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#address-cells = <1>;
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images {
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fdt {
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data = /incbin/("./images/dtb");
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type = "flat_dt";
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arch = "${ARCH}";
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compression = "none";
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load = <0xffffff00>;
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hash {
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algo = "sha256";
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};
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};
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kernel {
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data = /incbin/("./images/kernel${SUFFIX}");
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compression = "${COMPRESSION}";
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type = "kernel";
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arch = "${ARCH}";
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os = "linux";
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entry = <0xffffff01>;
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load = <0xffffff01>;
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hash {
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algo = "sha256";
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};
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};
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ramdisk {
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data = /incbin/("./images/ramdisk");
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compression = "none";
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type = "ramdisk";
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arch = "${ARCH}";
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os = "linux";
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load = <0xffffff02>;
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hash {
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algo = "sha256";
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};
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};
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resource {
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data = /incbin/("./images/second");
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type = "multi";
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arch = "${ARCH}";
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compression = "none";
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hash {
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algo = "sha256";
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};
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};
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};
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configurations {
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default = "conf";
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conf {
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description = "Boot Linux kernel with FDT blob";
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rollback-index = <0x0>;
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fdt = "fdt";
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kernel = "kernel";
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ramdisk = "ramdisk";
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multi = "resource";
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signature {
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algo = "sha256,rsa2048";
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${ALGO_PADDING}
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key-name-hint = "dev";
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sign-images = "fdt", "kernel", "ramdisk", "multi";
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};
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};
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};
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};
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EOF
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