102 lines
3.9 KiB
BlitzBasic
102 lines
3.9 KiB
BlitzBasic
# Copyright (C) 2013-2020 Digi International
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SUMMARY = "Linux kernel for Digi boards"
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LICENSE = "GPLv2"
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LIC_FILES_CHKSUM = "file://COPYING;md5=d7810fab7487fb0aad327b76f1be7cd7"
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DEPENDS += "lzop-native bc-native"
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DEPENDS += "${@oe.utils.conditional('TRUSTFENCE_SIGN', '1', 'trustfence-sign-tools-native', '', d)}"
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inherit kernel fsl-kernel-localversion
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require recipes-kernel/linux/linux-dey-src.inc
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require ${@bb.utils.contains('DISTRO_FEATURES', 'virtualization', 'linux-virtualization.inc', '', d)}
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# Use custom provided 'defconfig' if variable KERNEL_DEFCONFIG is cleared
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SRC_URI += "${@oe.utils.conditional('KERNEL_DEFCONFIG', '', 'file://defconfig', '', d)}"
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do_deploy[postfuncs] += "${@oe.utils.conditional('TRUSTFENCE_SIGN', '1', 'trustfence_sign', '', d)}"
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trustfence_sign() {
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# Set environment variables for trustfence configuration
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export CONFIG_SIGN_KEYS_PATH="${TRUSTFENCE_SIGN_KEYS_PATH}"
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[ -n "${TRUSTFENCE_KEY_INDEX}" ] && export CONFIG_KEY_INDEX="${TRUSTFENCE_KEY_INDEX}"
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[ -n "${TRUSTFENCE_DEK_PATH}" ] && [ "${TRUSTFENCE_DEK_PATH}" != "0" ] && export CONFIG_DEK_PATH="${TRUSTFENCE_DEK_PATH}"
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[ -n "${TRUSTFENCE_SIGN_MODE}" ] && export CONFIG_SIGN_MODE="${TRUSTFENCE_SIGN_MODE}"
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# Sign/encrypt the kernel images
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for type in ${KERNEL_IMAGETYPES}; do
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KERNEL_IMAGE="${type}-${KERNEL_IMAGE_NAME}.bin"
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if [ "${type}" = "Image.gz" ]; then
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# Sign the uncompressed Image
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KERNEL_IMAGE=${WORKDIR}/build/arch/arm64/boot/Image
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fi
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TMP_KERNEL_IMAGE_SIGNED="$(mktemp ${KERNEL_IMAGE}-signed.XXXXXX)"
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trustfence-sign-artifact.sh -p "${DIGI_FAMILY}" -l "${KERNEL_IMAGE}" "${TMP_KERNEL_IMAGE_SIGNED}"
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if [ "${type}" = "Image.gz" ]; then
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# Compress the signed Image and restore the original filename
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gzip "${TMP_KERNEL_IMAGE_SIGNED}"
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mv "${TMP_KERNEL_IMAGE_SIGNED}.gz" "${TMP_KERNEL_IMAGE_SIGNED}"
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KERNEL_IMAGE="${type}-${KERNEL_IMAGE_NAME}.bin"
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fi
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mv "${TMP_KERNEL_IMAGE_SIGNED}" "${KERNEL_IMAGE}"
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done
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# Sign/encrypt the device tree blobs
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for DTB in ${KERNEL_DEVICETREE}; do
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DTB=`normalize_dtb "${DTB}"`
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DTB_EXT=${DTB##*.}
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DTB_BASE_NAME=`basename ${DTB} ."${DTB_EXT}"`
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DTB_IMAGE="${DTB_BASE_NAME}-${KERNEL_IMAGE_NAME}.${DTB_EXT}"
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TMP_DTB_IMAGE_SIGNED="$(mktemp ${DTB_IMAGE}-signed.XXXXXX)"
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if [ "${DTB_EXT}" = "dtbo" ]; then
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trustfence-sign-artifact.sh -p "${DIGI_FAMILY}" -o "${DTB_IMAGE}" "${TMP_DTB_IMAGE_SIGNED}"
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else
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trustfence-sign-artifact.sh -p "${DIGI_FAMILY}" -d "${DTB_IMAGE}" "${TMP_DTB_IMAGE_SIGNED}"
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fi
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mv "${TMP_DTB_IMAGE_SIGNED}" "${DTB_IMAGE}"
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done
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}
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trustfence_sign[dirs] = "${DEPLOYDIR}"
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do_deploy[vardeps] += "TRUSTFENCE_SIGN_KEYS_PATH TRUSTFENCE_KEY_INDEX TRUSTFENCE_DEK_PATH"
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FILES_${KERNEL_PACKAGE_NAME}-image += "/boot/config-${KERNEL_VERSION}"
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# Don't include kernels in standard images
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RDEPENDS_${KERNEL_PACKAGE_NAME}-base = ""
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# A user can provide his own kernel 'defconfig' file by:
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# - setting the variable KERNEL_DEFCONFIG to a custom kernel configuration file
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# inside the kernel repository.
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# - setting the variable KERNEL_DEFCONFIG to a kernel configuration file using
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# the full path to the file.
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# - clearing the variable KERNEL_DEFCONFIG and providing a kernel configuration
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# file in the layer (in this case the file must be named 'defconfig').
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# Otherwise the default platform's kernel configuration file will be taken from
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# the Linux source code tree.
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do_copy_defconfig[vardeps] += "KERNEL_DEFCONFIG"
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do_copy_defconfig[dirs] = "${S}"
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do_copy_defconfig () {
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if [ -n "${KERNEL_DEFCONFIG}" ]; then
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cp -f ${KERNEL_DEFCONFIG} ${WORKDIR}/defconfig
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fi
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}
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addtask copy_defconfig after do_patch before do_kernel_localversion
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# Apply configuration fragments
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do_configure_append() {
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# Only accept fragments ending in .cfg. If the fragments contain
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# something other than kernel configs, it will be filtered out
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# automatically.
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if [ -f ${WORKDIR}/*.cfg ]; then
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${S}/scripts/kconfig/merge_config.sh -O ${B} ${B}/.config ${WORKDIR}/*.cfg
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fi
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}
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COMPATIBLE_MACHINE = "(ccimx6ul|ccimx8x|ccimx8m|ccimx6)"
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