#!/usr/bin/env bash
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#
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# atf_image extracts the ATF binary image from DTB_FILE_NAME that appears in
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# BR2_TARGET_ARM_TRUSTED_FIRMWARE_ADDITIONAL_VARIABLES in ${BR_CONFIG},
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# then prints the corresponding file name for the genimage
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# configuration file
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#
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atf_image()
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{
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local ATF_VARIABLES="$(sed -n 's/^BR2_TARGET_ARM_TRUSTED_FIRMWARE_ADDITIONAL_VARIABLES="\([\/a-zA-Z0-9_=. \-]*\)"$/\1/p' ${BR2_CONFIG})"
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if grep -Eq "DTB_FILE_NAME=stm32mp157c-dk2.dtb" <<< ${ATF_VARIABLES}; then
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echo "tf-a-stm32mp157c-dk2.stm32"
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elif grep -Eq "DTB_FILE_NAME=stm32mp157a-dk1.dtb" <<< ${ATF_VARIABLES}; then
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echo "tf-a-stm32mp157a-dk1.stm32"
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elif grep -Eq "DTB_FILE_NAME=stm32mp157a-avenger96.dtb" <<< ${ATF_VARIABLES}; then
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echo "tf-a-stm32mp157a-avenger96.stm32"
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fi
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}
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main()
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{
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local ATFBIN="$(atf_image)"
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local GENIMAGE_CFG="$(mktemp --suffix genimage.cfg)"
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local GENIMAGE_TMP="${BUILD_DIR}/genimage.tmp"
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sed -e "s/%ATFBIN%/${ATFBIN}/" \
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board/stmicroelectronics/common/stm32mp157/genimage.cfg.template > ${GENIMAGE_CFG}
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support/scripts/genimage.sh -c ${GENIMAGE_CFG}
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rm -f ${GENIMAGE_CFG}
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exit $?
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}
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main $@
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