diff options
Diffstat (limited to 'import-layers/yocto-poky/meta/classes/kernel.bbclass')
-rw-r--r-- | import-layers/yocto-poky/meta/classes/kernel.bbclass | 120 |
1 files changed, 68 insertions, 52 deletions
diff --git a/import-layers/yocto-poky/meta/classes/kernel.bbclass b/import-layers/yocto-poky/meta/classes/kernel.bbclass index eefe574a6..ce2cab65a 100644 --- a/import-layers/yocto-poky/meta/classes/kernel.bbclass +++ b/import-layers/yocto-poky/meta/classes/kernel.bbclass @@ -1,7 +1,12 @@ inherit linux-kernel-base kernel-module-split PROVIDES += "virtual/kernel" -DEPENDS += "virtual/${TARGET_PREFIX}binutils virtual/${TARGET_PREFIX}gcc kmod-native depmodwrapper-cross bc-native lzop-native" +DEPENDS += "virtual/${TARGET_PREFIX}binutils virtual/${TARGET_PREFIX}gcc kmod-native bc-native lzop-native" +PACKAGE_WRITE_DEPS += "depmodwrapper-cross virtual/update-alternatives-native" + +do_deploy[depends] += "depmodwrapper-cross:do_populate_sysroot" + +CVE_PRODUCT ?= "linux_kernel" S = "${STAGING_KERNEL_DIR}" B = "${WORKDIR}/build" @@ -13,6 +18,7 @@ INHIBIT_DEFAULT_DEPS = "1" KERNEL_IMAGETYPE ?= "zImage" INITRAMFS_IMAGE ?= "" +INITRAMFS_IMAGE_NAME ?= "${@['${INITRAMFS_IMAGE}-${MACHINE}', ''][d.getVar('INITRAMFS_IMAGE') == '']}" INITRAMFS_TASK ?= "" INITRAMFS_IMAGE_BUNDLE ?= "" @@ -22,33 +28,36 @@ INITRAMFS_IMAGE_BUNDLE ?= "" # number and cause kernel to be rebuilt. To avoid this, make # KERNEL_VERSION_NAME and KERNEL_VERSION_PKG_NAME depend on # LINUX_VERSION which is a constant. -KERNEL_VERSION_NAME = "${@d.getVar('KERNEL_VERSION', True) or ""}" +KERNEL_VERSION_NAME = "${@d.getVar('KERNEL_VERSION') or ""}" KERNEL_VERSION_NAME[vardepvalue] = "${LINUX_VERSION}" -KERNEL_VERSION_PKG_NAME = "${@legitimize_package_name(d.getVar('KERNEL_VERSION', True))}" +KERNEL_VERSION_PKG_NAME = "${@legitimize_package_name(d.getVar('KERNEL_VERSION'))}" KERNEL_VERSION_PKG_NAME[vardepvalue] = "${LINUX_VERSION}" python __anonymous () { - import re # Merge KERNEL_IMAGETYPE and KERNEL_ALT_IMAGETYPE into KERNEL_IMAGETYPES - type = d.getVar('KERNEL_IMAGETYPE', True) or "" - alttype = d.getVar('KERNEL_ALT_IMAGETYPE', True) or "" - types = d.getVar('KERNEL_IMAGETYPES', True) or "" + type = d.getVar('KERNEL_IMAGETYPE') or "" + alttype = d.getVar('KERNEL_ALT_IMAGETYPE') or "" + types = d.getVar('KERNEL_IMAGETYPES') or "" if type not in types.split(): types = (type + ' ' + types).strip() if alttype not in types.split(): types = (alttype + ' ' + types).strip() d.setVar('KERNEL_IMAGETYPES', types) - typeformake = re.sub(r'\.gz', '', types) + # some commonly used kernel images aren't generated by the kernel build system, such as vmlinux.gz + # typeformake lists only valid kernel make targets, and post processing can be done after the kernel + # is built (such as using gzip to compress vmlinux) + typeformake = types.replace('vmlinux.gz', 'vmlinux') d.setVar('KERNEL_IMAGETYPE_FOR_MAKE', typeformake) for type in types.split(): typelower = type.lower() + imagedest = d.getVar('KERNEL_IMAGEDEST') d.appendVar('PACKAGES', ' ' + 'kernel-image-' + typelower) - d.setVar('FILES_kernel-image-' + typelower, '/boot/' + type + '-${KERNEL_VERSION_NAME}') + d.setVar('FILES_kernel-image-' + typelower, '/' + imagedest + '/' + type + '-${KERNEL_VERSION_NAME}') d.appendVar('RDEPENDS_kernel-image', ' ' + 'kernel-image-' + typelower) @@ -56,15 +65,14 @@ python __anonymous () { d.setVar('ALLOW_EMPTY_kernel-image-' + typelower, '1') - imagedest = d.getVar('KERNEL_IMAGEDEST', True) - priority = d.getVar('KERNEL_PRIORITY', True) - postinst = '#!/bin/sh\n' + 'update-alternatives --install /' + imagedest + '/' + type + ' ' + type + ' ' + '/' + imagedest + '/' + type + '-${KERNEL_VERSION_NAME} ' + priority + ' || true' + '\n' + priority = d.getVar('KERNEL_PRIORITY') + postinst = '#!/bin/sh\n' + 'update-alternatives --install /' + imagedest + '/' + type + ' ' + type + ' ' + type + '-${KERNEL_VERSION_NAME} ' + priority + ' || true' + '\n' d.setVar('pkg_postinst_kernel-image-' + typelower, postinst) postrm = '#!/bin/sh\n' + 'update-alternatives --remove' + ' ' + type + ' ' + type + '-${KERNEL_VERSION_NAME} || true' + '\n' d.setVar('pkg_postrm_kernel-image-' + typelower, postrm) - image = d.getVar('INITRAMFS_IMAGE', True) + image = d.getVar('INITRAMFS_IMAGE') if image: d.appendVarFlag('do_bundle_initramfs', 'depends', ' ${INITRAMFS_IMAGE}:do_image_complete') @@ -72,7 +80,7 @@ python __anonymous () { # The preferred method is to set INITRAMFS_IMAGE, because # this INITRAMFS_TASK has circular dependency problems # if the initramfs requires kernel modules - image_task = d.getVar('INITRAMFS_TASK', True) + image_task = d.getVar('INITRAMFS_TASK') if image_task: d.appendVarFlag('do_configure', 'depends', ' ${INITRAMFS_TASK}') } @@ -101,15 +109,15 @@ inherit ${KERNEL_CLASSES} do_unpack[cleandirs] += " ${S} ${STAGING_KERNEL_DIR} ${B} ${STAGING_KERNEL_BUILDDIR}" do_clean[cleandirs] += " ${S} ${STAGING_KERNEL_DIR} ${B} ${STAGING_KERNEL_BUILDDIR}" base_do_unpack_append () { - s = d.getVar("S", True) + s = d.getVar("S") if s[-1] == '/': # drop trailing slash, so that os.symlink(kernsrc, s) doesn't use s as directory name and fail s=s[:-1] - kernsrc = d.getVar("STAGING_KERNEL_DIR", True) + kernsrc = d.getVar("STAGING_KERNEL_DIR") if s != kernsrc: bb.utils.mkdirhier(kernsrc) bb.utils.remove(kernsrc, recurse=True) - if d.getVar("EXTERNALSRC", True): + if d.getVar("EXTERNALSRC"): # With EXTERNALSRC S will not be wiped so we can symlink to it os.symlink(s, kernsrc) else: @@ -126,10 +134,12 @@ PACKAGES_DYNAMIC += "^kernel-firmware-.*" export OS = "${TARGET_OS}" export CROSS_COMPILE = "${TARGET_PREFIX}" +export KBUILD_BUILD_USER = "oe-user" +export KBUILD_BUILD_HOST = "oe-host" -KERNEL_PRIORITY ?= "${@int(d.getVar('PV', True).split('-')[0].split('+')[0].split('.')[0]) * 10000 + \ - int(d.getVar('PV', True).split('-')[0].split('+')[0].split('.')[1]) * 100 + \ - int(d.getVar('PV', True).split('-')[0].split('+')[0].split('.')[-1])}" +KERNEL_PRIORITY ?= "${@int(d.getVar('PV').split('-')[0].split('+')[0].split('.')[0]) * 10000 + \ + int(d.getVar('PV').split('-')[0].split('+')[0].split('.')[1]) * 100 + \ + int(d.getVar('PV').split('-')[0].split('+')[0].split('.')[-1])}" KERNEL_RELEASE ?= "${KERNEL_VERSION}" @@ -140,7 +150,7 @@ KERNEL_IMAGEDEST = "boot" # # configuration # -export CMDLINE_CONSOLE = "console=${@d.getVar("KERNEL_CONSOLE", True) or "ttyS0"}" +export CMDLINE_CONSOLE = "console=${@d.getVar("KERNEL_CONSOLE") or "ttyS0"}" KERNEL_VERSION = "${@get_kernelversion_headers('${B}')}" @@ -164,34 +174,34 @@ copy_initramfs() { # In case the directory is not created yet from the first pass compile: mkdir -p ${B}/usr # Find and use the first initramfs image archive type we find - rm -f ${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.cpio + rm -f ${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio for img in cpio cpio.gz cpio.lz4 cpio.lzo cpio.lzma cpio.xz; do - if [ -e "${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE}-${MACHINE}.$img" ]; then - cp ${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE}-${MACHINE}.$img ${B}/usr/. + if [ -e "${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.$img" ]; then + cp ${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.$img ${B}/usr/. case $img in *gz) echo "gzip decompressing image" - gunzip -f ${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.$img + gunzip -f ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img break ;; *lz4) echo "lz4 decompressing image" - lz4 -df ${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.$img + lz4 -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img break ;; *lzo) echo "lzo decompressing image" - lzop -df ${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.$img + lzop -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img break ;; *lzma) echo "lzma decompressing image" - lzma -df ${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.$img + lzma -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img break ;; *xz) echo "xz decompressing image" - xz -df ${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.$img + xz -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img break ;; esac @@ -219,7 +229,7 @@ do_bundle_initramfs () { tmp_path=$tmp_path" "$type"##" fi done - use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.cpio + use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio kernel_do_compile # Restoring kernel image for tp in $tmp_path ; do @@ -258,18 +268,16 @@ kernel_do_compile() { # The old style way of copying an prebuilt image and building it # is turned on via INTIRAMFS_TASK != "" copy_initramfs - use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.cpio + use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio fi for typeformake in ${KERNEL_IMAGETYPE_FOR_MAKE} ; do oe_runmake ${typeformake} CC="${KERNEL_CC}" LD="${KERNEL_LD}" ${KERNEL_EXTRA_ARGS} $use_alternate_initrd - for type in ${KERNEL_IMAGETYPES} ; do - if test "${typeformake}.gz" = "${type}"; then - mkdir -p "${KERNEL_OUTPUT_DIR}" - gzip -9c < "${typeformake}" > "${KERNEL_OUTPUT_DIR}/${type}" - break; - fi - done done + # vmlinux.gz is not built by kernel + if (echo "${KERNEL_IMAGETYPES}" | grep -wq "vmlinux\.gz"); then + mkdir -p "${KERNEL_OUTPUT_DIR}" + gzip -9c < ${B}/vmlinux > "${KERNEL_OUTPUT_DIR}/vmlinux.gz" + fi } do_compile_kernelmodules() { @@ -296,11 +304,11 @@ kernel_do_install() { # unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE if (grep -q -i -e '^CONFIG_MODULES=y$' .config); then - oe_runmake DEPMOD=echo INSTALL_MOD_PATH="${D}" modules_install - rm "${D}/lib/modules/${KERNEL_VERSION}/build" - rm "${D}/lib/modules/${KERNEL_VERSION}/source" + oe_runmake DEPMOD=echo MODLIB=${D}${nonarch_base_libdir}/modules/${KERNEL_VERSION} INSTALL_FW_PATH=${D}${nonarch_base_libdir}/firmware modules_install + rm "${D}${nonarch_base_libdir}/modules/${KERNEL_VERSION}/build" + rm "${D}${nonarch_base_libdir}/modules/${KERNEL_VERSION}/source" # If the kernel/ directory is empty remove it to prevent QA issues - rmdir --ignore-fail-on-non-empty "${D}/lib/modules/${KERNEL_VERSION}/kernel" + rmdir --ignore-fail-on-non-empty "${D}${nonarch_base_libdir}/modules/${KERNEL_VERSION}/kernel" else bbnote "no modules to install" fi @@ -324,6 +332,10 @@ do_install[prefuncs] += "package_get_auto_pr" # Must be ran no earlier than after do_kernel_checkout or else Makefile won't be in ${S}/Makefile do_kernel_version_sanity_check() { + if [ "x${KERNEL_VERSION_SANITY_SKIP}" = "x1" ]; then + exit 0 + fi + # The Makefile determines the kernel version shown at runtime # Don't use KERNEL_VERSION because the headers it grabs the version from aren't generated until do_compile VERSION=$(grep "^VERSION =" ${S}/Makefile | sed s/.*=\ *//) @@ -347,7 +359,7 @@ do_kernel_version_sanity_check() { reg="${reg}${EXTRAVERSION}" if [ -z `echo ${PV} | grep -E "${reg}"` ]; then - bbfatal "Package Version (${PV}) does not match of kernel being built (${vers}). Please update the PV variable to match the kernel source." + bbfatal "Package Version (${PV}) does not match of kernel being built (${vers}). Please update the PV variable to match the kernel source or set KERNEL_VERSION_SANITY_SKIP=\"1\" in your recipe." fi exit 0 } @@ -430,14 +442,14 @@ sysroot_stage_all () { KERNEL_CONFIG_COMMAND ?= "oe_runmake_call -C ${S} O=${B} oldnoconfig || yes '' | oe_runmake -C ${S} O=${B} oldconfig" python check_oldest_kernel() { - oldest_kernel = d.getVar('OLDEST_KERNEL', True) - kernel_version = d.getVar('KERNEL_VERSION', True) - tclibc = d.getVar('TCLIBC', True) + oldest_kernel = d.getVar('OLDEST_KERNEL') + kernel_version = d.getVar('KERNEL_VERSION') + tclibc = d.getVar('TCLIBC') if tclibc == 'glibc': kernel_version = kernel_version.split('-', 1)[0] if oldest_kernel and kernel_version: if bb.utils.vercmp_string(kernel_version, oldest_kernel) < 0: - bb.warn('%s: OLDEST_KERNEL is "%s" but the version of the kernel you are building is "%s" - therefore %s as built may not be compatible with this kernel. Either set OLDEST_KERNEL to an older version, or build a newer kernel.' % (d.getVar('PN', True), oldest_kernel, kernel_version, tclibc)) + bb.warn('%s: OLDEST_KERNEL is "%s" but the version of the kernel you are building is "%s" - therefore %s as built may not be compatible with this kernel. Either set OLDEST_KERNEL to an older version, or build a newer kernel.' % (d.getVar('PN'), oldest_kernel, kernel_version, tclibc)) } check_oldest_kernel[vardepsexclude] += "OLDEST_KERNEL KERNEL_VERSION" @@ -478,9 +490,9 @@ EXPORT_FUNCTIONS do_compile do_install do_configure # kernel-image becomes kernel-image-${KERNEL_VERSION} PACKAGES = "kernel kernel-base kernel-vmlinux kernel-image kernel-dev kernel-modules" FILES_${PN} = "" -FILES_kernel-base = "/lib/modules/${KERNEL_VERSION}/modules.order /lib/modules/${KERNEL_VERSION}/modules.builtin" +FILES_kernel-base = "${nonarch_base_libdir}/modules/${KERNEL_VERSION}/modules.order ${nonarch_base_libdir}/modules/${KERNEL_VERSION}/modules.builtin" FILES_kernel-image = "" -FILES_kernel-dev = "/boot/System.map* /boot/Module.symvers* /boot/config* ${KERNEL_SRC_PATH} /lib/modules/${KERNEL_VERSION}/build" +FILES_kernel-dev = "/boot/System.map* /boot/Module.symvers* /boot/config* ${KERNEL_SRC_PATH} ${nonarch_base_libdir}/modules/${KERNEL_VERSION}/build" FILES_kernel-vmlinux = "/boot/vmlinux-${KERNEL_VERSION_NAME}" FILES_kernel-modules = "" RDEPENDS_kernel = "kernel-base" @@ -511,7 +523,7 @@ pkg_postinst_kernel-base () { PACKAGESPLITFUNCS_prepend = "split_kernel_packages " python split_kernel_packages () { - do_split_packages(d, root='/lib/firmware', file_regex='^(.*)\.(bin|fw|cis|csp|dsp)$', output_pattern='kernel-firmware-%s', description='Firmware for %s', recursive=True, extra_depends='') + do_split_packages(d, root='${nonarch_base_libdir}/firmware', file_regex='^(.*)\.(bin|fw|cis|csp|dsp)$', output_pattern='kernel-firmware-%s', description='Firmware for %s', recursive=True, extra_depends='') } # Many scripts want to look in arch/$arch/boot for the bootable @@ -527,7 +539,11 @@ do_kernel_link_images() { if [ -f ../../../vmlinuz ]; then ln -sf ../../../vmlinuz fi + if [ -f ../../../vmlinuz.bin ]; then + ln -sf ../../../vmlinuz.bin + fi } +addtask kernel_link_images after do_compile before do_strip do_strip() { if [ -n "${KERNEL_IMAGE_STRIP_EXTRA_SECTIONS}" ]; then @@ -556,7 +572,7 @@ do_strip() { } do_strip[dirs] = "${B}" -addtask do_strip before do_sizecheck after do_kernel_link_images +addtask strip before do_sizecheck after do_kernel_link_images # Support checking the kernel size since some kernels need to reside in partitions # with a fixed length or there is a limit in transferring the kernel to memory @@ -623,6 +639,6 @@ do_deploy[cleandirs] = "${DEPLOYDIR}" do_deploy[dirs] = "${DEPLOYDIR} ${B}" do_deploy[prefuncs] += "package_get_auto_pr" -addtask deploy after do_populate_sysroot +addtask deploy after do_populate_sysroot do_packagedata EXPORT_FUNCTIONS do_deploy |