#!/bin/bash
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set -e
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rk_ramdisk_security_bootup_normal()
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{
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echo "[$0] Build ramdisk with sha256 digest"
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ROOTFS_IMAGE_DIGEST=$(dirname $ROOTFS_IMAGE)/ramdisk.gz.digest
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openssl dgst -sha256 -binary -out $ROOTFS_IMAGE_DIGEST $ROOTFS_IMAGE || exit 1
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rootfs_image_digest_size=$(du -b $ROOTFS_IMAGE |sed -r -e 's/[[:space:]]+.*$//')
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if [ "$RK_ARCH" == "arm" ]; then
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kernel_dts_file="kernel/arch/arm/boot/dts/$RK_KERNEL_DTS.dts"
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else
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kernel_dts_file="kernel/arch/arm64/boot/dts/rockchip/$RK_KERNEL_DTS.dts"
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fi
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cp $kernel_dts_file ${kernel_dts_file}.backup
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cat << EOF >> ${kernel_dts_file}
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&ramdisk_c {
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size = <$rootfs_image_digest_size>;
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hash {
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algo = "sha256";
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value = /incbin/("$ROOTFS_IMAGE_DIGEST");
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};
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};
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EOF
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./build.sh kernel
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mv ${kernel_dts_file}.backup $kernel_dts_file
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}
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rk_ramdisk_build_init()
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{
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echo "Try to build init for $1"
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if [ "$RK_SYSTEM_CHECK_METHOD" = "DM-V" ]; then
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SYSTEM_IMAGE=$TOP_DIR/buildroot/output/$RK_CFG_BUILDROOT/images/rootfs.squashfs
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else
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SYSTEM_IMAGE=$TOP_DIR/buildroot/output/$RK_CFG_BUILDROOT/images/rootfs.${RK_ROOTFS_TYPE}
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fi
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if [ ! -e "$SYSTEM_IMAGE" ]; then
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echo "ERROR: Please build system first"
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exit -1
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fi
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$COMMON_DIR/mk-dm.sh $1 $SYSTEM_IMAGE
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}
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COMMON_DIR=$(cd `dirname $0`; pwd)
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if [ -h $0 ]
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then
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CMD=$(readlink $0)
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COMMON_DIR=$(dirname $CMD)
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fi
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cd $COMMON_DIR
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cd ../../..
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TOP_DIR=$(pwd)
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RAMDISK_IMG=$1
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RAMDISK_CFG=$2
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RAMDISK_TYPE=$RK_RAMBOOT_TYPE
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echo "config is $RAMDISK_CFG"
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if [ -z $RAMDISK_CFG ]
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then
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echo "config for building $RAMDISK_IMG doesn't exist, skip!"
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exit 0
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fi
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BOARD_CONFIG=$TOP_DIR/device/rockchip/.BoardConfig.mk
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source $BOARD_CONFIG
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if [ -z $RK_KERNEL_ZIMG ]; then
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KERNEL_IMAGE=$TOP_DIR/$RK_KERNEL_IMG
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else
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KERNEL_IMAGE=$TOP_DIR/$RK_KERNEL_ZIMG
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fi
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KERNEL_DTB=$TOP_DIR/kernel/resource.img
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# build kernel
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if [ -f $KERNEL_IMAGE ]
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then
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echo "found kernel image"
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else
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echo "kernel image doesn't exist, now build kernel image"
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$TOP_DIR/build.sh kernel
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if [ $? -eq 0 ]; then
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echo "build kernel done"
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else
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exit 1
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fi
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fi
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source $TOP_DIR/buildroot/build/envsetup.sh $RAMDISK_CFG
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CPIO_IMG=$TOP_DIR/buildroot/output/$RAMDISK_CFG/images/rootfs.cpio.gz
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ROMFS_IMG=$TOP_DIR/buildroot/output/$RAMDISK_CFG/images/rootfs.romfs
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TARGET_IMAGE=$TOP_DIR/buildroot/output/$RAMDISK_CFG/images/$RAMDISK_IMG
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if [ -z $RAMDISK_TYPE ]
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then
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RAMDISK_TYPE=CPIO
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fi
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eval ROOTFS_IMAGE=\$${RAMDISK_TYPE}_IMG
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if [ "$RK_RAMDISK_SECURITY_BOOTUP" = "true" ];then
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case "$RK_SYSTEM_CHECK_METHOD" in
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"DM-V" | "DM-E")
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rk_ramdisk_build_init $RK_SYSTEM_CHECK_METHOD
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;;
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*)
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echo "do nothing ($RK_SYSTEM_CHECK_METHOD)"
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esac
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fi
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# build ramdisk
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echo "====Start build $RAMDISK_CFG===="
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$TOP_DIR/buildroot/utils/brmake
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if [ $? -eq 0 ]; then
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echo "log saved on $TOP_DIR/br.log"
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echo "====Build $RAMDISK_CFG ok!===="
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else
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echo "log saved on $TOP_DIR/br.log"
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echo "====Build $RAMDISK_CFG failed!===="
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tail -n 100 $TOP_DIR/br.log
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exit 1
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fi
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if [ $RAMDISK_TYPE == ROMFS ]
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then
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# Do compress for tinyrootfs
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cat $ROOTFS_IMAGE | gzip -n -f -9 > $ROOTFS_IMAGE.gz
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cat $KERNEL_IMAGE | gzip -n -f -9 > $KERNEL_IMAGE.gz
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ROOTFS_IMAGE=$ROOTFS_IMAGE.gz
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KERNEL_IMAGE=$KERNEL_IMAGE.gz
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fi
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echo -n "pack $RAMDISK_IMG..."
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if [ -f "$TOP_DIR/device/rockchip/$RK_TARGET_PRODUCT/$RK_RECOVERY_FIT_ITS" ];then
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if [ "$RK_RAMDISK_SECURITY_BOOTUP" = "true" ];then
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if [ -z "$RK_SYSTEM_CHECK_METHOD" ]; then
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rk_ramdisk_security_bootup_normal $0
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fi
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fi
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$COMMON_DIR/mk-fitimage.sh $TARGET_IMAGE $TOP_DIR/device/rockchip/$RK_TARGET_PRODUCT/$RK_RECOVERY_FIT_ITS $ROOTFS_IMAGE $KERNEL_IMAGE
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else
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$TOP_DIR/kernel/scripts/mkbootimg --kernel $KERNEL_IMAGE --ramdisk $ROOTFS_IMAGE --second $KERNEL_DTB -o $TARGET_IMAGE
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fi
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echo "done."
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