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# ASPEED AST2600 devices can use Aspeed's utility 'otptool'
# to create OTP image
# The variables below carry default values to the create_otp()
# function below.
OTPTOOL_CONFIGS ?= ""
OTPTOOL_KEY_DIR ?= ""
OTPTOOL_EXTRA_OPTS ?= ""
OTPTOOL_EXTRA_DEPENDS ?= " socsec-native"
DEPENDS += '${@oe.utils.conditional("SOCSEC_SIGN_ENABLE", "1", "${OTPTOOL_EXTRA_DEPENDS}", "", d)}'
do_otptool() {
local otptool_config=$1
otptool_config_slug="$(basename ${otptool_config} .json)"
otptool_config_outdir="${B}"/"${CONFIG_B_PATH}"/"${otptool_config_slug}"
mkdir -p "${otptool_config_outdir}"
otptool make_otp_image \
--key_folder ${OTPTOOL_KEY_DIR} \
--output_folder "${otptool_config_outdir}" \
${otptool_config} \
${OTPTOOL_EXTRA_OPTS}
if [ $? -ne 0 ]; then
bbfatal "Generated OTP image failed."
fi
otptool print "${otptool_config_outdir}"/otp-all.image
if [ $? -ne 0 ]; then
bbfatal "Printed OTP image failed."
fi
install -m 0644 -T \
"${otptool_config_outdir}"/otp-all.image \
${DEPLOYDIR}/"${otptool_config_slug}"-otp-all.image
}
# Creates the OTP image
create_otp_helper() {
if [ "${SOC_FAMILY}" != "aspeed-g6" ] ; then
bbwarn "OTP creation is only supported on AST2600 boards"
elif [ -z "${OTPTOOL_CONFIGS}" ] ; then
bbfatal "OTPTOOL_CONFIGS is empty, no otptool configurations available"
elif [ ! -d "${OTPTOOL_KEY_DIR}" ] ; then
bbfatal "Invalid otptool signing key directory: ${OTPTOOL_KEY_DIR}"
else
for otptool_config in ${OTPTOOL_CONFIGS} ; do
if [ ! -e ${otptool_config} ] ; then
bbfatal "Invalid otptool config: ${otptool_config}"
fi
do_otptool $otptool_config
done
fi
}
create_otp() {
mkdir -p ${DEPLOYDIR}
if [ -n "${UBOOT_CONFIG}" ]; then
for config in ${UBOOT_MACHINE}; do
CONFIG_B_PATH="${config}"
cd ${B}/${config}
create_otp_helper
done
else
CONFIG_B_PATH=""
cd ${B}
create_otp_helper
fi
}
do_deploy:prepend() {
if [ "${SOCSEC_SIGN_ENABLE}" = "1" ] ; then
create_otp
fi
}
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