92 lines
3.6 KiB
PHP
92 lines
3.6 KiB
PHP
# Copyright (C) 2018-2023 Digi International
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SUMMARY = "Linux kernel for Digi boards"
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LICENSE = "GPL-2.0-only"
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LIC_FILES_CHKSUM = "file://COPYING;md5=6bc538ed5bd9a7fc9398086aedcd7e46"
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inherit kernel
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inherit ${@oe.utils.conditional('DEY_SOC_VENDOR', 'NXP', 'fsl-kernel-localversion', '', d)}
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require ${@oe.utils.conditional('TRUSTFENCE_SIGN', '1', 'recipes-kernel/linux/linux-trustfence.inc', '', d)}
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# CONFIG_KERNEL_LZO in defconfig
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DEPENDS += "${@oe.utils.conditional('DEY_SOC_VENDOR', 'NXP', 'lzop-native', '', d)}"
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# Select internal or Github Linux repo
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LINUX_URI_STASH = "${DIGI_MTK_GIT}/linux/linux.git;protocol=ssh"
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LINUX_URI_GITHUB = "${DIGI_GITHUB_GIT}/linux.git;protocol=https"
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LINUX_GIT_URI ?= "${@oe.utils.conditional('DIGI_INTERNAL_GIT', '1', '${LINUX_URI_STASH}', '${LINUX_URI_GITHUB}', d)}"
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SRC_URI = " \
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${LINUX_GIT_URI};branch=${SRCBRANCH} \
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${@oe.utils.conditional('KERNEL_DEFCONFIG', '', 'file://defconfig', '', d)} \
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${@bb.utils.contains('DISTRO_FEATURES', 'virtualization', 'file://docker_conf.cfg', '', d)} \
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"
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S = "${WORKDIR}/git"
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LOCALVERSION = "-dey"
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# Create base DTB suitable for overlays
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OVERLAYS_DTC_FLAGS = "-@"
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OVERLAYS_DTC_FLAGS:ccimx6ul = ""
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OVERLAYS_DTC_FLAGS:ccimx6 = ""
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KERNEL_DTC_FLAGS = "${OVERLAYS_DTC_FLAGS}"
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# A user can provide his own kernel 'defconfig' file by:
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# - setting the variable KERNEL_DEFCONFIG to a custom kernel configuration file
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# inside the kernel repository.
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# - setting the variable KERNEL_DEFCONFIG to a kernel configuration file using
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# the full path to the file.
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# - clearing the variable KERNEL_DEFCONFIG and providing a kernel configuration
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# file in the layer (in this case the file must be named 'defconfig').
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#
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# Otherwise the default platform's kernel configuration file will be taken from
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# the Linux source code tree.
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do_copy_defconfig[vardeps] += "KERNEL_DEFCONFIG"
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do_copy_defconfig[dirs] = "${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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python () {
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if d.getVar('DEY_SOC_VENDOR') == "STM":
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bb.build.addtask('copy_defconfig', 'do_configure', 'do_patch', d)
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elif d.getVar('DEY_SOC_VENDOR') == "NXP":
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bb.build.addtask('copy_defconfig', 'do_kernel_localversion', 'do_patch', d)
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}
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# This is needed because kernel_localversion (in fsl-kernel-localversion.bbclass)
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# creates a basic ${B}/.config file and because that file exists, kernel_do_configure
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# (in kernel.bbclass) does not apply our defconfig.
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do_configure:prepend:imx-nxp-bsp() {
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if [ -f "${WORKDIR}/defconfig" ] && [ -f "${B}/.config" ]; then
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cat "${WORKDIR}/defconfig" >> "${B}/.config"
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fi
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}
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# Apply configuration fragments
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do_configure:append() {
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# Only accept fragments ending in .cfg. If the fragments contain
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# something other than kernel configs, it will be filtered out
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# automatically.
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if [ -n "${@' '.join(find_cfgs(d))}" ]; then
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${S}/scripts/kconfig/merge_config.sh -m -O ${B} ${B}/.config ${@" ".join(find_cfgs(d))}
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fi
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# Apply ST-specific config fragments (ending in .config and stored in a different folder)
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if [ ! -z "${KERNEL_CONFIG_FRAGMENTS}" ]; then
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for f in ${KERNEL_CONFIG_FRAGMENTS}
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do
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# Check if the config fragment was copied into the WORKDIR from
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# the OE meta data
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if [ ! -e "$f" ]; then
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bb_warn "Could not find kernel config fragment $f"
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exit 1
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fi
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done
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# Now that all the fragments are located merge them.
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(${S}/scripts/kconfig/merge_config.sh -m -r -O ${B} ${B}/.config ${KERNEL_CONFIG_FRAGMENTS} 1>&2 )
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fi
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}
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# Don't create custom folder for kernel artifacts
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do_deploy[sstate-outputdirs] = "${DEPLOY_DIR_IMAGE}"
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