buildroot

#!/usr/bin/env bash

​

#

# dtb_list extracts the list of DTB files from BR2_LINUX_KERNEL_INTREE_DTS_NAME

# in ${BR_CONFIG}, then prints the corresponding list of file names for the

# genimage configuration file

#

dtb_list()

{

    local DTB_LIST="$(sed -n 's/^BR2_LINUX_KERNEL_INTREE_DTS_NAME="\([a-z0-9 \-]*\)"$/\1/p' ${BR2_CONFIG})"

​

    for dt in $DTB_LIST; do

        echo -n "\"$dt.dtb\", "

    done

}

​

#

# linux_image extracts the Linux image format from BR2_LINUX_KERNEL_UIMAGE in

# ${BR_CONFIG}, then prints the corresponding file name for the genimage

# configuration file

#

linux_image()

{

    if grep -Eq "^BR2_LINUX_KERNEL_UIMAGE=y$" ${BR2_CONFIG}; then

        echo "\"uImage\""

    else

        echo "\"zImage\""

    fi

}

​

main()

{

    local FILES="$(dtb_list) $(linux_image)"

    local GENIMAGE_CFG="$(mktemp --suffix genimage.cfg)"

    local GENIMAGE_TMP="${BUILD_DIR}/genimage.tmp"

​

    sed -e "s/%FILES%/${FILES}/" \

        board/freescale/common/mxs/genimage.cfg.template > ${GENIMAGE_CFG}

​

    rm -rf "${GENIMAGE_TMP}"

​

    genimage \

        --rootpath "${TARGET_DIR}" \

        --tmppath "${GENIMAGE_TMP}" \

        --inputpath "${BINARIES_DIR}" \

        --outputpath "${BINARIES_DIR}" \

        --config "${GENIMAGE_CFG}"

​

    rm -f ${GENIMAGE_CFG}

​

    exit $?

}

​

main $@