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git://git.openembedded.org/meta-openembedded
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e2ab1ff691
Save the kernel image name into sysroot so it can be used during image build if need. This is used by O.S. Systems products and probably useful to others. Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
526 lines
18 KiB
Plaintext
526 lines
18 KiB
Plaintext
inherit linux-kernel-base module_strip
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PROVIDES += "virtual/kernel"
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DEPENDS += "virtual/${TARGET_PREFIX}gcc virtual/${TARGET_PREFIX}depmod virtual/${TARGET_PREFIX}gcc${KERNEL_CCSUFFIX} update-modules"
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# we include gcc above, we dont need virtual/libc
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INHIBIT_DEFAULT_DEPS = "1"
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KERNEL_IMAGETYPE ?= "zImage"
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INITRAMFS_IMAGE ?= ""
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INITRAMFS_TASK ?= ""
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python __anonymous () {
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kerneltype = bb.data.getVar('KERNEL_IMAGETYPE', d, 1) or ''
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if kerneltype == 'uImage':
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depends = bb.data.getVar("DEPENDS", d, 1)
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depends = "%s u-boot-mkimage-native" % depends
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bb.data.setVar("DEPENDS", depends, d)
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image = bb.data.getVar('INITRAMFS_IMAGE', d, True)
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if image:
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bb.data.setVar('INITRAMFS_TASK', '${INITRAMFS_IMAGE}:do_rootfs', d)
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machine_kernel_pr = bb.data.getVar('MACHINE_KERNEL_PR', d, True)
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if machine_kernel_pr:
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bb.data.setVar('PR', machine_kernel_pr, d)
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}
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inherit kernel-arch deploy
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PACKAGES_DYNAMIC += "kernel-module-*"
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PACKAGES_DYNAMIC += "kernel-image-*"
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PACKAGES_DYNAMIC += "kernel-firmware-*"
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export OS = "${TARGET_OS}"
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export CROSS_COMPILE = "${TARGET_PREFIX}"
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KERNEL_PRIORITY = "${@bb.data.getVar('PV',d,1).split('-')[0].split('.')[-1]}"
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KERNEL_RELEASE ?= "${KERNEL_VERSION}"
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KERNEL_CCSUFFIX ?= ""
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KERNEL_LDSUFFIX ?= ""
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# Set TARGET_??_KERNEL_ARCH in the machine .conf to set architecture
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# specific options necessary for building the kernel and modules.
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#FIXME: should be this: TARGET_CC_KERNEL_ARCH ?= "${TARGET_CC_ARCH}"
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TARGET_CC_KERNEL_ARCH ?= ""
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HOST_CC_KERNEL_ARCH ?= "${TARGET_CC_KERNEL_ARCH}"
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TARGET_LD_KERNEL_ARCH ?= ""
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HOST_LD_KERNEL_ARCH ?= "${TARGET_LD_KERNEL_ARCH}"
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KERNEL_CC = "${CCACHE}${HOST_PREFIX}gcc${KERNEL_CCSUFFIX} ${HOST_CC_KERNEL_ARCH}${TOOLCHAIN_OPTIONS}"
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KERNEL_LD = "${HOST_PREFIX}ld${KERNEL_LDSUFFIX} ${HOST_LD_KERNEL_ARCH}${TOOLCHAIN_OPTIONS}"
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# Where built kernel lies in the kernel tree
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KERNEL_OUTPUT ?= "arch/${ARCH}/boot/${KERNEL_IMAGETYPE}"
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KERNEL_IMAGEDEST = "boot"
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#
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# configuration
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#
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export CMDLINE_CONSOLE = "console=${@bb.data.getVar("KERNEL_CONSOLE",d,1) or "ttyS0"}"
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KERNEL_VERSION = "${@get_kernelversion('${B}')}"
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KERNEL_LOCALVERSION ?= ""
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# kernels are generally machine specific
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PACKAGE_ARCH = "${MACHINE_ARCH}"
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# U-Boot support
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UBOOT_ENTRYPOINT ?= "20008000"
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UBOOT_LOADADDRESS ?= "${UBOOT_ENTRYPOINT}"
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# For the kernel, we don't want the '-e MAKEFLAGS=' in EXTRA_OEMAKE.
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# We don't want to override kernel Makefile variables from the environment
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EXTRA_OEMAKE = ""
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KERNEL_ALT_IMAGETYPE ??= ""
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kernel_do_compile() {
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unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
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oe_runmake include/linux/version.h CC="${KERNEL_CC}" LD="${KERNEL_LD}"
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oe_runmake ${KERNEL_IMAGETYPE} ${KERNEL_ALT_IMAGETYPE} CC="${KERNEL_CC}" LD="${KERNEL_LD}"
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}
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do_compile_kernelmodules() {
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unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
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if (grep -q -i -e '^CONFIG_MODULES=y$' .config); then
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oe_runmake modules CC="${KERNEL_CC}" LD="${KERNEL_LD}"
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else
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bbnote "no modules to compile"
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fi
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}
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addtask compile_kernelmodules after do_compile before do_install
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kernel_do_install() {
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#
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# First install the modules
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#
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unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
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if (grep -q -i -e '^CONFIG_MODULES=y$' .config); then
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oe_runmake DEPMOD=echo INSTALL_MOD_PATH="${D}" modules_install
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else
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bbnote "no modules to install"
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fi
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#
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# Install various kernel output (zImage, map file, config, module support files)
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#
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install -d ${D}/${KERNEL_IMAGEDEST}
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install -d ${D}/boot
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install -m 0644 ${KERNEL_OUTPUT} ${D}/${KERNEL_IMAGEDEST}/${KERNEL_IMAGETYPE}-${KERNEL_VERSION}
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install -m 0644 System.map ${D}/boot/System.map-${KERNEL_VERSION}
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install -m 0644 .config ${D}/boot/config-${KERNEL_VERSION}
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install -m 0644 vmlinux ${D}/boot/vmlinux-${KERNEL_VERSION}
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[ -e Module.symvers ] && install -m 0644 Module.symvers ${D}/boot/Module.symvers-${KERNEL_VERSION}
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install -d ${D}/etc/modutils
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install -d ${D}/etc/modprobe.d
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#
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# Support for external module building - create a minimal copy of the
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# kernel source tree.
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#
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kerneldir=${D}/kernel
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install -d $kerneldir
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#
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# Store the kernel version in sysroots for module-base.bbclass
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#
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echo "${KERNEL_VERSION}" > $kerneldir/kernel-abiversion
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#
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# Store kernel image name to allow use during image generation
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#
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echo "${KERNEL_IMAGE_BASE_NAME}" >$kerneldir/kernel-image-name
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#
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# Copy the entire source tree. In case an external build directory is
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# used, copy the build directory over first, then copy over the source
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# dir. This ensures the original Makefiles are used and not the
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# redirecting Makefiles in the build directory.
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#
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# work and sysroots can be on different partitions, so we can't rely on
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# hardlinking, unfortunately.
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#
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cp -fR * $kerneldir
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cp .config $kerneldir
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if [ ! "${S}" == "${B}" ]; then
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cp -fR ${S}/* $kerneldir
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fi
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install -m 0644 ${KERNEL_OUTPUT} $kerneldir/${KERNEL_IMAGETYPE}
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install -m 0644 System.map $kerneldir/System.map-${KERNEL_VERSION}
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#
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# Clean and remove files not needed for building modules.
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# Some distributions go through a lot more trouble to strip out
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# unecessary headers, for now, we just prune the obvious bits.
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#
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# We don't want to leave host-arch binaries in /sysroots, so
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# we clean the scripts dir while leaving the generated config
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# and include files.
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#
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oe_runmake -C $kerneldir CC="${KERNEL_CC}" LD="${KERNEL_LD}" clean
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make -C $kerneldir _mrproper_scripts
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find $kerneldir -path $kerneldir/scripts -prune -o -name "*.[csS]" -exec rm '{}' \;
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find $kerneldir/Documentation -name "*.txt" -exec rm '{}' \;
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# Remove the following binaries which cause strip errors
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# during do_package for cross-compiled platforms
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bin_files="arch/powerpc/boot/addnote arch/powerpc/boot/hack-coff \
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arch/powerpc/boot/mktree"
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for entry in $bin_files; do
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rm -f $kerneldir/$entry
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done
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}
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PACKAGE_PREPROCESS_FUNCS += "kernel_package_preprocess"
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kernel_package_preprocess () {
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rm -rf ${PKGD}/kernel
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}
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sysroot_stage_all_append() {
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sysroot_stage_dir ${D}/kernel ${SYSROOT_DESTDIR}/kernel
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}
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kernel_do_configure() {
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# Copy defconfig to .config if .config does not exist. This allows
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# recipes to manage the .config themselves in do_configure_prepend().
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if [ -f "${WORKDIR}/defconfig" ] && [ ! -f "${B}/.config" ]; then
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cp "${WORKDIR}/defconfig" "${B}/.config"
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fi
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yes '' | oe_runmake oldconfig
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if [ ! -z "${INITRAMFS_IMAGE}" ]; then
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for img in cpio.gz cpio.lzo cpio.lzma cpio.xz; do
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if [ -e "${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE}-${MACHINE}.$img" ]; then
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cp "${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE}-${MACHINE}.$img" initramfs.$img
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fi
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done
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fi
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}
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do_configure[depends] += "${INITRAMFS_TASK}"
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do_savedefconfig() {
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oe_runmake savedefconfig
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}
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do_savedefconfig[nostamp] = "1"
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addtask savedefconfig after do_configure
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pkg_postinst_kernel () {
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cd /${KERNEL_IMAGEDEST}; update-alternatives --install /${KERNEL_IMAGEDEST}/${KERNEL_IMAGETYPE} ${KERNEL_IMAGETYPE} ${KERNEL_IMAGETYPE}-${KERNEL_VERSION} ${KERNEL_PRIORITY} || true
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}
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pkg_postrm_kernel () {
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cd /${KERNEL_IMAGEDEST}; update-alternatives --remove ${KERNEL_IMAGETYPE} ${KERNEL_IMAGETYPE}-${KERNEL_VERSION} || true
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}
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inherit cml1
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EXPORT_FUNCTIONS do_compile do_install do_configure
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# kernel-base becomes kernel-${KERNEL_VERSION}
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# kernel-image becomes kernel-image-${KERNEL_VERISON}
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PACKAGES = "kernel kernel-base kernel-image kernel-dev kernel-vmlinux kernel-misc"
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FILES = ""
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FILES_kernel-image = "/boot/${KERNEL_IMAGETYPE}*"
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FILES_kernel-dev = "/boot/System.map* /boot/Module.symvers* /boot/config*"
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FILES_kernel-vmlinux = "/boot/vmlinux*"
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# misc is a package to contain files we need in staging
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FILES_kernel-misc = "/kernel/include/config /kernel/scripts /kernel/drivers/crypto /kernel/drivers/media"
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RDEPENDS_kernel = "kernel-base"
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# Allow machines to override this dependency if kernel image files are
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# not wanted in images as standard
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RDEPENDS_kernel-base ?= "kernel-image"
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PKG_kernel-image = "kernel-image-${@legitimize_package_name('${KERNEL_VERSION}')}"
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PKG_kernel-base = "kernel-${@legitimize_package_name('${KERNEL_VERSION}')}"
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ALLOW_EMPTY_kernel = "1"
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ALLOW_EMPTY_kernel-base = "1"
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ALLOW_EMPTY_kernel-image = "1"
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pkg_postinst_kernel-image () {
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if [ ! -e "$D/lib/modules/${KERNEL_VERSION}" ]; then
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mkdir -p $D/lib/modules/${KERNEL_VERSION}
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fi
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if [ -n "$D" ]; then
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${HOST_PREFIX}depmod -A -b $D -F ${STAGING_KERNEL_DIR}/System.map-${KERNEL_VERSION} ${KERNEL_VERSION}
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else
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depmod -a
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fi
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}
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pkg_postinst_modules () {
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if [ -n "$D" ]; then
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${HOST_PREFIX}depmod -A -b $D -F ${STAGING_KERNEL_DIR}/System.map-${KERNEL_VERSION} ${KERNEL_VERSION}
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else
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depmod -a
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update-modules || true
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fi
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}
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pkg_postrm_modules () {
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update-modules || true
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}
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autoload_postinst_fragment() {
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if [ x"$D" = "x" ]; then
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modprobe %s || true
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fi
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}
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# autoload defaults (alphabetically sorted)
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module_autoload_hidp = "hidp"
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module_autoload_ipv6 = "ipv6"
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module_autoload_ipsec = "ipsec"
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module_autoload_ircomm-tty = "ircomm-tty"
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module_autoload_rfcomm = "rfcomm"
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module_autoload_sa1100-rtc = "sa1100-rtc"
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# sa1100-rtc was renamed in 2.6.23 onwards
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module_autoload_rtc-sa1100 = "rtc-sa1100"
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# alias defaults (alphabetically sorted)
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module_conf_af_packet = "alias net-pf-17 af_packet"
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module_conf_bluez = "alias net-pf-31 bluez"
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module_conf_bnep = "alias bt-proto-4 bnep"
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module_conf_hci_uart = "alias tty-ldisc-15 hci_uart"
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module_conf_l2cap = "alias bt-proto-0 l2cap"
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module_conf_sco = "alias bt-proto-2 sco"
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module_conf_rfcomm = "alias bt-proto-3 rfcomm"
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python populate_packages_prepend () {
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def extract_modinfo(file):
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import tempfile, re
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tempfile.tempdir = bb.data.getVar("WORKDIR", d, 1)
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tf = tempfile.mkstemp()
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tmpfile = tf[1]
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cmd = "PATH=\"%s\" %sobjcopy -j .modinfo -O binary %s %s" % (bb.data.getVar("PATH", d, 1), bb.data.getVar("HOST_PREFIX", d, 1) or "", file, tmpfile)
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os.system(cmd)
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f = open(tmpfile)
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l = f.read().split("\000")
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f.close()
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os.close(tf[0])
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os.unlink(tmpfile)
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exp = re.compile("([^=]+)=(.*)")
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vals = {}
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for i in l:
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m = exp.match(i)
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if not m:
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continue
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vals[m.group(1)] = m.group(2)
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return vals
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def parse_depmod():
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import re
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dvar = bb.data.getVar('PKGD', d, 1)
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if not dvar:
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bb.error("PKGD not defined")
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return
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kernelver = bb.data.getVar('KERNEL_VERSION', d, 1)
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kernelver_stripped = kernelver
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m = re.match('^(.*-hh.*)[\.\+].*$', kernelver)
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if m:
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kernelver_stripped = m.group(1)
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path = bb.data.getVar("PATH", d, 1)
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host_prefix = bb.data.getVar("HOST_PREFIX", d, 1) or ""
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cmd = "PATH=\"%s\" %sdepmod -n -a -r -b %s -F %s/boot/System.map-%s %s" % (path, host_prefix, dvar, dvar, kernelver, kernelver_stripped)
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f = os.popen(cmd, 'r')
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deps = {}
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pattern0 = "^(.*\.k?o):..*$"
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pattern1 = "^(.*\.k?o):\s*(.*\.k?o)\s*$"
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pattern2 = "^(.*\.k?o):\s*(.*\.k?o)\s*\\\$"
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pattern3 = "^\t(.*\.k?o)\s*\\\$"
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pattern4 = "^\t(.*\.k?o)\s*$"
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line = f.readline()
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while line:
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if not re.match(pattern0, line):
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line = f.readline()
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continue
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m1 = re.match(pattern1, line)
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if m1:
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deps[m1.group(1)] = m1.group(2).split()
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else:
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m2 = re.match(pattern2, line)
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if m2:
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deps[m2.group(1)] = m2.group(2).split()
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line = f.readline()
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m3 = re.match(pattern3, line)
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while m3:
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deps[m2.group(1)].extend(m3.group(1).split())
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line = f.readline()
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m3 = re.match(pattern3, line)
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m4 = re.match(pattern4, line)
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deps[m2.group(1)].extend(m4.group(1).split())
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line = f.readline()
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f.close()
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return deps
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def get_dependencies(file, pattern, format):
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# file no longer includes PKGD
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file = file.replace(bb.data.getVar('PKGD', d, 1) or '', '', 1)
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# instead is prefixed with /lib/modules/${KERNEL_VERSION}
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file = file.replace("/lib/modules/%s/" % bb.data.getVar('KERNEL_VERSION', d, 1) or '', '', 1)
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if module_deps.has_key(file):
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import re
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dependencies = []
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for i in module_deps[file]:
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m = re.match(pattern, os.path.basename(i))
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if not m:
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continue
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on = legitimize_package_name(m.group(1))
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dependency_pkg = format % on
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dependencies.append(dependency_pkg)
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return dependencies
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return []
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def frob_metadata(file, pkg, pattern, format, basename):
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import re
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vals = extract_modinfo(file)
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dvar = bb.data.getVar('PKGD', d, 1)
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# If autoloading is requested, output /etc/modutils/<name> and append
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# appropriate modprobe commands to the postinst
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autoload = bb.data.getVar('module_autoload_%s' % basename, d, 1)
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if autoload:
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name = '%s/etc/modutils/%s' % (dvar, basename)
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f = open(name, 'w')
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for m in autoload.split():
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f.write('%s\n' % m)
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f.close()
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postinst = bb.data.getVar('pkg_postinst_%s' % pkg, d, 1)
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if not postinst:
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bb.fatal("pkg_postinst_%s not defined" % pkg)
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postinst += bb.data.getVar('autoload_postinst_fragment', d, 1) % autoload
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bb.data.setVar('pkg_postinst_%s' % pkg, postinst, d)
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# Write out any modconf fragment
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modconf = bb.data.getVar('module_conf_%s' % basename, d, 1)
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if modconf:
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name = '%s/etc/modprobe.d/%s.conf' % (dvar, basename)
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f = open(name, 'w')
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f.write("%s\n" % modconf)
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f.close()
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files = bb.data.getVar('FILES_%s' % pkg, d, 1)
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files = "%s /etc/modutils/%s /etc/modutils/%s.conf /etc/modprobe.d/%s.conf" % (files, basename, basename, basename)
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bb.data.setVar('FILES_%s' % pkg, files, d)
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if vals.has_key("description"):
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old_desc = bb.data.getVar('DESCRIPTION_' + pkg, d, 1) or ""
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bb.data.setVar('DESCRIPTION_' + pkg, old_desc + "; " + vals["description"], d)
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rdepends_str = bb.data.getVar('RDEPENDS_' + pkg, d, 1)
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if rdepends_str:
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rdepends = rdepends_str.split()
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else:
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rdepends = []
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rdepends.extend(get_dependencies(file, pattern, format))
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bb.data.setVar('RDEPENDS_' + pkg, ' '.join(rdepends), d)
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module_deps = parse_depmod()
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module_regex = '^(.*)\.k?o$'
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module_pattern = 'kernel-module-%s'
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postinst = bb.data.getVar('pkg_postinst_modules', d, 1)
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postrm = bb.data.getVar('pkg_postrm_modules', d, 1)
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do_split_packages(d, root='/lib/firmware', file_regex='^(.*)\.bin$', output_pattern='kernel-firmware-%s', description='Firmware for %s', recursive=True, extra_depends='')
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do_split_packages(d, root='/lib/firmware', file_regex='^(.*)\.fw$', output_pattern='kernel-firmware-%s', description='Firmware for %s', recursive=True, extra_depends='')
|
|
do_split_packages(d, root='/lib/modules', file_regex=module_regex, output_pattern=module_pattern, description='%s kernel module', postinst=postinst, postrm=postrm, recursive=True, hook=frob_metadata, extra_depends='update-modules kernel-%s' % bb.data.getVar("KERNEL_VERSION", d, 1))
|
|
|
|
import re
|
|
metapkg = "kernel-modules"
|
|
bb.data.setVar('ALLOW_EMPTY_' + metapkg, "1", d)
|
|
bb.data.setVar('FILES_' + metapkg, "", d)
|
|
blacklist = [ 'kernel-dev', 'kernel-image', 'kernel-base', 'kernel-vmlinux', 'perf', 'perf-dbg', 'kernel-misc' ]
|
|
for l in module_deps.values():
|
|
for i in l:
|
|
pkg = module_pattern % legitimize_package_name(re.match(module_regex, os.path.basename(i)).group(1))
|
|
blacklist.append(pkg)
|
|
metapkg_rdepends = []
|
|
packages = bb.data.getVar('PACKAGES', d, 1).split()
|
|
for pkg in packages[1:]:
|
|
if not pkg in blacklist and not pkg in metapkg_rdepends:
|
|
metapkg_rdepends.append(pkg)
|
|
bb.data.setVar('RDEPENDS_' + metapkg, ' '.join(metapkg_rdepends), d)
|
|
bb.data.setVar('DESCRIPTION_' + metapkg, 'Kernel modules meta package', d)
|
|
packages.append(metapkg)
|
|
bb.data.setVar('PACKAGES', ' '.join(packages), d)
|
|
}
|
|
|
|
# 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 "${KERNEL_IMAGE_MAXSIZE}" ]; then
|
|
size=`ls -l arch/${ARCH}/boot/${KERNEL_IMAGETYPE} | awk '{ print $5}'`
|
|
if [ $size -ge ${KERNEL_IMAGE_MAXSIZE} ]; then
|
|
rm arch/${ARCH}/boot/${KERNEL_IMAGETYPE}
|
|
die "This kernel (size=$size > ${KERNEL_IMAGE_MAXSIZE}) is too big for your device. Please reduce the size of the kernel by making more of it modular."
|
|
fi
|
|
fi
|
|
}
|
|
|
|
addtask sizecheck before do_install after do_compile
|
|
|
|
do_uboot_mkimage() {
|
|
if test "x${KERNEL_IMAGETYPE}" = "xuImage" ; 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/${ARCH}/boot/uImage
|
|
rm -f linux.bin.gz
|
|
fi
|
|
fi
|
|
}
|
|
|
|
addtask uboot_mkimage before do_install after do_compile
|
|
|
|
KERNEL_IMAGE_BASE_NAME ?= "${KERNEL_IMAGETYPE}-${PV}-${PR}-${MACHINE}-${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}"
|
|
|
|
kernel_do_deploy() {
|
|
install -m 0644 arch/${ARCH}/boot/${KERNEL_IMAGETYPE} ${DEPLOYDIR}/${KERNEL_IMAGE_BASE_NAME}.bin
|
|
if (grep -q -i -e '^CONFIG_MODULES=y$' .config); then
|
|
tar -cvzf ${DEPLOYDIR}/modules-${KERNEL_VERSION}-${PR}-${MACHINE}.tgz -C ${D} lib
|
|
fi
|
|
|
|
cd ${DEPLOYDIR}
|
|
rm -f ${KERNEL_IMAGE_SYMLINK_NAME}.bin
|
|
ln -sf ${KERNEL_IMAGE_BASE_NAME}.bin ${KERNEL_IMAGE_SYMLINK_NAME}.bin
|
|
}
|
|
do_deploy[dirs] = "${DEPLOYDIR} ${B}"
|
|
|
|
addtask deploy before do_build after do_install
|
|
|
|
EXPORT_FUNCTIONS do_deploy
|
|
|
|
# perf must be enabled in individual kernel recipes
|
|
PACKAGES =+ "perf-dbg perf"
|
|
FILES_perf = "${bindir}/* \
|
|
${libexecdir}"
|
|
FILES_perf-dbg = "${FILES_${PN}-dbg}"
|