Why meta-ti and not meta-arago where we've overlayed kernel.bbclass several times in the past?
-- Denys On Tue, Aug 20, 2013 at 02:20:31PM -0500, Franklin S. Cooper Jr wrote: > * Pull in kernel.bbclass from oe-core master to allow patching of the local > version of kernel.bbclass until upstream patch is accepted and pulled into > oe-core master. > > Signed-off-by: Franklin S. Cooper Jr <[email protected]> > --- > Version 2 changes: > Fix commit message that mentioned dylan instead of master > > classes/kernel.bbclass | 389 > ++++++++++++++++++++++++++++++++++++++++++++++++ > 1 files changed, 389 insertions(+), 0 deletions(-) > create mode 100644 classes/kernel.bbclass > > diff --git a/classes/kernel.bbclass b/classes/kernel.bbclass > new file mode 100644 > index 0000000..e039dfc > --- /dev/null > +++ b/classes/kernel.bbclass > @@ -0,0 +1,389 @@ > +inherit linux-kernel-base module_strip kernel-module-split > + > +PROVIDES += "virtual/kernel" > +DEPENDS += "virtual/${TARGET_PREFIX}binutils virtual/${TARGET_PREFIX}gcc > kmod-native depmodwrapper-cross" > + > +# we include gcc above, we dont need virtual/libc > +INHIBIT_DEFAULT_DEPS = "1" > + > +KERNEL_IMAGETYPE ?= "zImage" > +INITRAMFS_IMAGE ?= "" > +INITRAMFS_TASK ?= "" > + > +python __anonymous () { > + kerneltype = d.getVar('KERNEL_IMAGETYPE', True) or '' > + if kerneltype == 'uImage': > + depends = d.getVar("DEPENDS", True) > + depends = "%s u-boot-mkimage-native" % depends > + d.setVar("DEPENDS", depends) > + > + image = d.getVar('INITRAMFS_IMAGE', True) > + if image: > + d.setVar('INITRAMFS_TASK', '${INITRAMFS_IMAGE}:do_rootfs') > +} > + > +inherit kernel-arch deploy > + > +PACKAGES_DYNAMIC += "^kernel-module-.*" > +PACKAGES_DYNAMIC += "^kernel-image-.*" > +PACKAGES_DYNAMIC += "^kernel-firmware-.*" > + > +export OS = "${TARGET_OS}" > +export CROSS_COMPILE = "${TARGET_PREFIX}" > + > +KERNEL_PRIORITY ?= > "${@int(d.getVar('PV',1).split('-')[0].split('+')[0].split('.')[0]) * 10000 + > \ > + > int(d.getVar('PV',1).split('-')[0].split('+')[0].split('.')[1]) * 100 + \ > + > int(d.getVar('PV',1).split('-')[0].split('+')[0].split('.')[-1])}" > + > +KERNEL_RELEASE ?= "${KERNEL_VERSION}" > + > +# Where built kernel lies in the kernel tree > +KERNEL_OUTPUT ?= "arch/${ARCH}/boot/${KERNEL_IMAGETYPE}" > +KERNEL_IMAGEDEST = "boot" > + > +# > +# configuration > +# > +export CMDLINE_CONSOLE = "console=${@d.getVar("KERNEL_CONSOLE",1) or > "ttyS0"}" > + > +KERNEL_VERSION = "${@get_kernelversion('${B}')}" > + > +KERNEL_LOCALVERSION ?= "" > + > +# kernels are generally machine specific > +PACKAGE_ARCH = "${MACHINE_ARCH}" > + > +# U-Boot support > +UBOOT_ENTRYPOINT ?= "20008000" > +UBOOT_LOADADDRESS ?= "${UBOOT_ENTRYPOINT}" > + > +# Some Linux kernel configurations need additional parameters on the command > line > +KERNEL_EXTRA_ARGS ?= "" > + > +# For the kernel, we don't want the '-e MAKEFLAGS=' in EXTRA_OEMAKE. > +# We don't want to override kernel Makefile variables from the environment > +EXTRA_OEMAKE = "" > + > +KERNEL_ALT_IMAGETYPE ??= "" > + > +# Define where the kernel headers are installed on the target as well as > where > +# they are staged. > +KERNEL_SRC_PATH = "/usr/src/kernel" > + > +KERNEL_IMAGETYPE_FOR_MAKE = "${@(lambda s: s[:-3] if s[-3:] == ".gz" else > s)(d.getVar('KERNEL_IMAGETYPE', True))}" > + > +kernel_do_compile() { > + unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE > + oe_runmake ${KERNEL_IMAGETYPE_FOR_MAKE} ${KERNEL_ALT_IMAGETYPE} > CC="${KERNEL_CC}" LD="${KERNEL_LD}" ${KERNEL_EXTRA_ARGS} > + if test "${KERNEL_IMAGETYPE_FOR_MAKE}.gz" = "${KERNEL_IMAGETYPE}"; then > + gzip -9c < "${KERNEL_IMAGETYPE_FOR_MAKE}" > "${KERNEL_OUTPUT}" > + fi > +} > + > +do_compile_kernelmodules() { > + unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE > + if (grep -q -i -e '^CONFIG_MODULES=y$' .config); then > + oe_runmake ${PARALLEL_MAKE} modules CC="${KERNEL_CC}" > LD="${KERNEL_LD}" ${KERNEL_EXTRA_ARGS} > + else > + bbnote "no modules to compile" > + fi > +} > +addtask compile_kernelmodules after do_compile before do_strip > + > +kernel_do_install() { > + # > + # First install the modules > + # > + unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE > + if (grep -q -i -e '^CONFIG_MODULES=y$' .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" > + else > + bbnote "no modules to install" > + fi > + > + # > + # Install various kernel output (zImage, map file, config, module > support files) > + # > + install -d ${D}/${KERNEL_IMAGEDEST} > + install -d ${D}/boot > + install -m 0644 ${KERNEL_OUTPUT} > ${D}/${KERNEL_IMAGEDEST}/${KERNEL_IMAGETYPE}-${KERNEL_VERSION} > + install -m 0644 System.map ${D}/boot/System.map-${KERNEL_VERSION} > + install -m 0644 .config ${D}/boot/config-${KERNEL_VERSION} > + install -m 0644 vmlinux ${D}/boot/vmlinux-${KERNEL_VERSION} > + [ -e Module.symvers ] && install -m 0644 Module.symvers > ${D}/boot/Module.symvers-${KERNEL_VERSION} > + install -d ${D}${sysconfdir}/modules-load.d > + install -d ${D}${sysconfdir}/modprobe.d > + > + # > + # Support for external module building - create a minimal copy of the > + # kernel source tree. > + # > + kerneldir=${D}${KERNEL_SRC_PATH} > + install -d $kerneldir > + > + # > + # Store the kernel version in sysroots for module-base.bbclass > + # > + > + echo "${KERNEL_VERSION}" > $kerneldir/kernel-abiversion > + > + # > + # Store kernel image name to allow use during image generation > + # > + > + echo "${KERNEL_IMAGE_BASE_NAME}" >$kerneldir/kernel-image-name > + > + # > + # Copy the entire source tree. In case an external build directory is > + # used, copy the build directory over first, then copy over the source > + # dir. This ensures the original Makefiles are used and not the > + # redirecting Makefiles in the build directory. > + # > + # work and sysroots can be on different partitions, so we can't rely on > + # hardlinking, unfortunately. > + # > + find . -depth -not -name "*.cmd" -not -name "*.o" -not -path "./.*" > -print0 | cpio --null -pdu $kerneldir > + cp .config $kerneldir > + if [ "${S}" != "${B}" ]; then > + pwd="$PWD" > + cd "${S}" > + find . -depth -not -path "./.*" -print0 | cpio --null -pdu > $kerneldir > + cd "$pwd" > + fi > + install -m 0644 ${KERNEL_OUTPUT} $kerneldir/${KERNEL_IMAGETYPE} > + install -m 0644 System.map $kerneldir/System.map-${KERNEL_VERSION} > + > + # > + # Clean and remove files not needed for building modules. > + # Some distributions go through a lot more trouble to strip out > + # unecessary headers, for now, we just prune the obvious bits. > + # > + # We don't want to leave host-arch binaries in /sysroots, so > + # we clean the scripts dir while leaving the generated config > + # and include files. > + # > + oe_runmake -C $kerneldir CC="${KERNEL_CC}" LD="${KERNEL_LD}" clean > + make -C $kerneldir _mrproper_scripts > + find $kerneldir -path $kerneldir/lib -prune -o -path $kerneldir/tools > -prune -o -path $kerneldir/scripts -prune -o -name "*.[csS]" -exec rm '{}' \; > + find $kerneldir/Documentation -name "*.txt" -exec rm '{}' \; > + > + # As of Linux kernel version 3.0.1, the clean target removes > + # arch/powerpc/lib/crtsavres.o which is present in > + # KBUILD_LDFLAGS_MODULE, making it required to build external modules. > + if [ ${ARCH} = "powerpc" ]; then > + cp arch/powerpc/lib/crtsavres.o > $kerneldir/arch/powerpc/lib/crtsavres.o > + fi > + > + # Necessary for building modules like compat-wireless. > + if [ -f include/generated/bounds.h ]; then > + cp include/generated/bounds.h > $kerneldir/include/generated/bounds.h > + fi > + if [ -d arch/${ARCH}/include/generated ]; then > + mkdir -p $kerneldir/arch/${ARCH}/include/generated/ > + cp -fR arch/${ARCH}/include/generated/* > $kerneldir/arch/${ARCH}/include/generated/ > + fi > + > + # Remove the following binaries which cause strip or arch QA errors > + # during do_package for cross-compiled platforms > + bin_files="arch/powerpc/boot/addnote arch/powerpc/boot/hack-coff \ > + arch/powerpc/boot/mktree scripts/kconfig/zconf.tab.o \ > + scripts/kconfig/conf.o scripts/kconfig/kxgettext.o" > + for entry in $bin_files; do > + rm -f $kerneldir/$entry > + done > + > + # kernels <2.6.30 don't have $kerneldir/tools directory so we check if > it exists before calling sed > + if [ -f $kerneldir/tools/perf/Makefile ]; then > + # Fix SLANG_INC for slang.h > + sed -i 's#-I/usr/include/slang#-I=/usr/include/slang#g' > $kerneldir/tools/perf/Makefile > + fi > +} > +do_install[prefuncs] += "package_get_auto_pr" > + > +sysroot_stage_all_append() { > + sysroot_stage_dir ${D}${KERNEL_SRC_PATH} > ${SYSROOT_DESTDIR}${KERNEL_SRC_PATH} > +} > + > +kernel_do_configure() { > + # fixes extra + in /lib/modules/2.6.37+ > + # $ scripts/setlocalversion . => + > + # $ make kernelversion => 2.6.37 > + # $ make kernelrelease => 2.6.37+ > + touch ${B}/.scmversion ${S}/.scmversion > + > + # Copy defconfig to .config if .config does not exist. This allows > + # recipes to manage the .config themselves in do_configure_prepend(). > + if [ -f "${WORKDIR}/defconfig" ] && [ ! -f "${B}/.config" ]; then > + cp "${WORKDIR}/defconfig" "${B}/.config" > + fi > + yes '' | oe_runmake oldconfig > + > + if [ ! -z "${INITRAMFS_IMAGE}" ]; then > + for img in cpio.gz 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" initramfs.$img > + fi > + done > + fi > +} > + > +do_configure[depends] += "${INITRAMFS_TASK}" > + > +do_savedefconfig() { > + oe_runmake savedefconfig > +} > +do_savedefconfig[nostamp] = "1" > +addtask savedefconfig after do_configure > + > +inherit cml1 > + > +EXPORT_FUNCTIONS do_compile do_install do_configure > + > +# kernel-base becomes kernel-${KERNEL_VERSION} > +# kernel-image becomes kernel-image-${KERNEL_VERISON} > +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/${KERNEL_VERSION}/modules.builtin" > +FILES_kernel-image = "/boot/${KERNEL_IMAGETYPE}*" > +FILES_kernel-dev = "/boot/System.map* /boot/Module.symvers* /boot/config* > ${KERNEL_SRC_PATH}" > +FILES_kernel-vmlinux = "/boot/vmlinux*" > +FILES_kernel-modules = "" > +RDEPENDS_kernel = "kernel-base" > +# Allow machines to override this dependency if kernel image files are > +# not wanted in images as standard > +RDEPENDS_kernel-base ?= "kernel-image" > +PKG_kernel-image = > "kernel-image-${@legitimize_package_name('${KERNEL_VERSION}')}" > +PKG_kernel-base = "kernel-${@legitimize_package_name('${KERNEL_VERSION}')}" > +RPROVIDES_kernel-base += "kernel-${KERNEL_VERSION}" > +ALLOW_EMPTY_kernel = "1" > +ALLOW_EMPTY_kernel-base = "1" > +ALLOW_EMPTY_kernel-image = "1" > +ALLOW_EMPTY_kernel-modules = "1" > +DESCRIPTION_kernel-modules = "Kernel modules meta package" > + > +pkg_postinst_kernel-image () { > + update-alternatives --install /${KERNEL_IMAGEDEST}/${KERNEL_IMAGETYPE} > ${KERNEL_IMAGETYPE} ${KERNEL_IMAGETYPE}-${KERNEL_VERSION} ${KERNEL_PRIORITY} > || true > + if [ ! -e "$D/lib/modules/${KERNEL_VERSION}" ]; then > + mkdir -p $D/lib/modules/${KERNEL_VERSION} > + fi > + if [ -n "$D" ]; then > + depmodwrapper -a -b $D ${KERNEL_VERSION} > + else > + depmod -a ${KERNEL_VERSION} > + fi > +} > + > +pkg_postrm_kernel-image () { > + update-alternatives --remove ${KERNEL_IMAGETYPE} > ${KERNEL_IMAGETYPE}-${KERNEL_VERSION} || true > +} > + > +PACKAGESPLITFUNCS_prepend = "split_kernel_packages " > + > +python split_kernel_packages () { > + do_split_packages(d, root='/lib/firmware', file_regex='^(.*)\.bin$', > output_pattern='kernel-firmware-%s', description='Firmware for %s', > recursive=True, extra_depends='') > + do_split_packages(d, root='/lib/firmware', file_regex='^(.*)\.fw$', > output_pattern='kernel-firmware-%s', description='Firmware for %s', > recursive=True, extra_depends='') > + do_split_packages(d, root='/lib/firmware', file_regex='^(.*)\.cis$', > output_pattern='kernel-firmware-%s', description='Firmware for %s', > recursive=True, extra_depends='') > +} > + > +do_strip() { > + if [ -n "${KERNEL_IMAGE_STRIP_EXTRA_SECTIONS}" ]; then > + if [[ "${KERNEL_IMAGETYPE}" != "vmlinux" ]]; then > + bbwarn "image type will not be stripped (not > supported): ${KERNEL_IMAGETYPE}" > + return > + fi > + > + cd ${B} > + headers=`"$CROSS_COMPILE"readelf -S ${KERNEL_OUTPUT} | \ > + grep "^ \{1,\}\[[0-9 ]\{1,\}\] [^ ]" | \ > + sed "s/^ \{1,\}\[[0-9 ]\{1,\}\] //" | \ > + gawk '{print $1}'` > + > + for str in ${KERNEL_IMAGE_STRIP_EXTRA_SECTIONS}; do { > + if [[ "$headers" != *"$str"* ]]; then > + bbwarn "Section not found: $str"; > + fi > + > + "$CROSS_COMPILE"strip -s -R $str ${KERNEL_OUTPUT} > + }; done > + > + bbnote "KERNEL_IMAGE_STRIP_EXTRA_SECTIONS is set, stripping > sections:" \ > + "${KERNEL_IMAGE_STRIP_EXTRA_SECTIONS}" > + fi; > +} > +do_strip[dirs] = "${B}" > + > +addtask do_strip before do_sizecheck after do_kernel_link_vmlinux > + > +# Support checking the kernel size since some kernels need to reside in > partitions > +# with a fixed length or there is a limit in transferring the kernel to > memory > +do_sizecheck() { > + if [ ! -z "${KERNEL_IMAGE_MAXSIZE}" ]; then > + cd ${B} > + size=`ls -lL ${KERNEL_OUTPUT} | awk '{ print $5}'` > + if [ $size -ge ${KERNEL_IMAGE_MAXSIZE} ]; then > + die "This kernel (size=$size > ${KERNEL_IMAGE_MAXSIZE}) > is too big for your device. Please reduce the size of the kernel by making > more of it modular." > + fi > + fi > +} > +do_sizecheck[dirs] = "${B}" > + > +addtask sizecheck before do_install after do_strip > + > +KERNEL_IMAGE_BASE_NAME ?= > "${KERNEL_IMAGETYPE}-${PKGE}-${PKGV}-${PKGR}-${MACHINE}-${DATETIME}" > +# Don't include the DATETIME variable in the sstate package signatures > +KERNEL_IMAGE_BASE_NAME[vardepsexclude] = "DATETIME" > +KERNEL_IMAGE_SYMLINK_NAME ?= "${KERNEL_IMAGETYPE}-${MACHINE}" > +MODULE_IMAGE_BASE_NAME ?= > "modules-${PKGE}-${PKGV}-${PKGR}-${MACHINE}-${DATETIME}" > +MODULE_IMAGE_BASE_NAME[vardepsexclude] = "DATETIME" > +MODULE_TARBALL_BASE_NAME ?= "${MODULE_IMAGE_BASE_NAME}.tgz" > +# Don't include the DATETIME variable in the sstate package signatures > +MODULE_TARBALL_SYMLINK_NAME ?= "modules-${MACHINE}.tgz" > +MODULE_TARBALL_DEPLOY ?= "1" > + > +do_uboot_mkimage() { > + if test "x${KERNEL_IMAGETYPE}" = "xuImage" ; then > + if test "x${KEEPUIMAGE}" != "xyes" ; then > + ENTRYPOINT=${UBOOT_ENTRYPOINT} > + if test -n "${UBOOT_ENTRYSYMBOL}"; then > + ENTRYPOINT=`${HOST_PREFIX}nm ${S}/vmlinux | \ > + awk '$3=="${UBOOT_ENTRYSYMBOL}" {print > $1}'` > + fi > + if test -e arch/${ARCH}/boot/compressed/vmlinux ; then > + ${OBJCOPY} -O binary -R .note -R .comment -S > arch/${ARCH}/boot/compressed/vmlinux linux.bin > + uboot-mkimage -A ${UBOOT_ARCH} -O linux -T > kernel -C none -a ${UBOOT_LOADADDRESS} -e $ENTRYPOINT -n > "${DISTRO_NAME}/${PV}/${MACHINE}" -d linux.bin arch/${ARCH}/boot/uImage > + rm -f linux.bin > + else > + ${OBJCOPY} -O binary -R .note -R .comment -S > vmlinux linux.bin > + rm -f linux.bin.gz > + gzip -9 linux.bin > + uboot-mkimage -A ${UBOOT_ARCH} -O linux -T > kernel -C gzip -a ${UBOOT_LOADADDRESS} -e $ENTRYPOINT -n > "${DISTRO_NAME}/${PV}/${MACHINE}" -d linux.bin.gz arch/${ARCH}/boot/uImage > + rm -f linux.bin.gz > + fi > + fi > + fi > +} > + > +addtask uboot_mkimage before do_install after do_compile > + > +kernel_do_deploy() { > + install -m 0644 ${KERNEL_OUTPUT} > ${DEPLOYDIR}/${KERNEL_IMAGE_BASE_NAME}.bin > + if [ ${MODULE_TARBALL_DEPLOY} = "1" ] && (grep -q -i -e > '^CONFIG_MODULES=y$' .config); then > + mkdir -p ${D}/lib > + tar -cvzf ${DEPLOYDIR}/${MODULE_TARBALL_BASE_NAME} -C ${D} lib > + ln -sf ${MODULE_TARBALL_BASE_NAME} > ${DEPLOYDIR}/${MODULE_TARBALL_SYMLINK_NAME} > + fi > + > + ln -sf ${KERNEL_IMAGE_BASE_NAME}.bin > ${DEPLOYDIR}/${KERNEL_IMAGE_SYMLINK_NAME}.bin > + ln -sf ${KERNEL_IMAGE_BASE_NAME}.bin ${DEPLOYDIR}/${KERNEL_IMAGETYPE} > + > + cp ${COREBASE}/meta/files/deploydir_readme.txt > ${DEPLOYDIR}/README_-_DO_NOT_DELETE_FILES_IN_THIS_DIRECTORY.txt > +} > +do_deploy[dirs] = "${DEPLOYDIR} ${B}" > +do_deploy[prefuncs] += "package_get_auto_pr" > + > +addtask deploy before do_build after do_install > + > +EXPORT_FUNCTIONS do_deploy > + > -- > 1.7.0.4 > > _______________________________________________ > meta-ti mailing list > [email protected] > https://lists.yoctoproject.org/listinfo/meta-ti _______________________________________________ meta-ti mailing list [email protected] https://lists.yoctoproject.org/listinfo/meta-ti
