502 lines
17 KiB
Plaintext
502 lines
17 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-${@get_kernelmajorversion('${PV}')} 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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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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}
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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 = "${LD}${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('${B}')}"
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KERNEL_MAJOR_VERSION = "${@get_kernelmajorversion('${KERNEL_VERSION}')}"
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KERNEL_LOCALVERSION ?= ""
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# kernels are generally machine specific
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PACKAGE_ARCH = "${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="${KERNEL_LD}"
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if [ "${KERNEL_MAJOR_VERSION}" != "2.6" ]; then
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oe_runmake dep CC="${KERNEL_CC}" LD="${KERNEL_LD}"
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fi
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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 ${D}/etc/modutils
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if [ "${KERNEL_MAJOR_VERSION}" = "2.6" ]; then
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install -d ${D}/etc/modprobe.d
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fi
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#
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# Support for external module building - create a minimal copy of the
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# kernel source tree.
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#
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kerneldir=${STAGING_KERNEL_DIR}
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install -d $kerneldir
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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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#
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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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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 "${S}/.config" ]; then
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cp "${WORKDIR}/defconfig" "${S}/.config"
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fi
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yes '' | oe_runmake oldconfig
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}
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do_menuconfig() {
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export DISPLAY='${DISPLAY}'
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export DBUS_SESSION_BUS_ADDRESS='${DBUS_SESSION_BUS_ADDRESS}'
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export XAUTHORITY='${XAUTHORITY}'
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export TERMWINDOWTITLE="${PN} Kernel Configuration"
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export SHELLCMDS="make menuconfig"
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${TERMCMDRUN}
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if [ $? -ne 0 ]; then
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echo "Fatal: '${TERMCMD}' not found. Check TERMCMD variable."
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exit 1
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fi
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}
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do_menuconfig[nostamp] = "1"
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addtask menuconfig after do_patch
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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/${KERNEL_IMAGETYPE}*"
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FILES_kernel-dev = "/boot/System.map* /boot/Module.symvers* /boot/config*"
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FILES_kernel-vmlinux = "/boot/vmlinux*"
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# misc is a package to contain files we need in staging
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FILES_kernel-misc = "/kernel/include/config /kernel/scripts /kernel/drivers/crypto /kernel/drivers/media"
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RDEPENDS_kernel = "kernel-base"
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# Allow machines to override this dependency if kernel image files are
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# not wanted in images as standard
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RDEPENDS_kernel-base ?= "kernel-image"
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PKG_kernel-image = "kernel-image-${KERNEL_VERSION}"
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PKG_kernel-base = "kernel-${KERNEL_VERSION}"
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ALLOW_EMPTY_kernel = "1"
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ALLOW_EMPTY_kernel-base = "1"
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ALLOW_EMPTY_kernel-image = "1"
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# Userspace workarounds for kernel modules issues
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# This is shame, fix the kernel instead!
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DEPENDS_kernel-module-dtl1-cs = "bluez-dtl1-workaround"
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RDEPENDS_kernel-module-dtl1-cs = "bluez-dtl1-workaround"
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pkg_postinst_kernel-image () {
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if [ ! -e "$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-${KERNEL_MAJOR_VERSION} -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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${HOST_PREFIX}depmod-${KERNEL_MAJOR_VERSION} -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.*)[\.\+].*$', kernelver)
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if m:
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kernelver_stripped = m.group(1)
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path = bb.data.getVar("PATH", d, 1)
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host_prefix = bb.data.getVar("HOST_PREFIX", d, 1) or ""
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major_version = bb.data.getVar('KERNEL_MAJOR_VERSION', d, 1)
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cmd = "PATH=\"%s\" %sdepmod-%s -n -a -r -b %s -F %s/boot/System.map-%s %s" % (path, host_prefix, major_version, dvar, dvar, kernelver, kernelver_stripped)
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f = os.popen(cmd, 'r')
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deps = {}
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pattern0 = "^(.*\.k?o):..*$"
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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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if bb.data.getVar("KERNEL_MAJOR_VERSION", d, 1) == "2.6":
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name = '%s/etc/modprobe.d/%s.conf' % (dvar, basename)
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else:
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name = '%s/etc/modutils/%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='')
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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))
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import re
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metapkg = "kernel-modules"
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bb.data.setVar('ALLOW_EMPTY_' + metapkg, "1", d)
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bb.data.setVar('FILES_' + metapkg, "", d)
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blacklist = [ 'kernel-dev', 'kernel-image', 'kernel-base', 'kernel-vmlinux', 'perf', 'kernel-misc' ]
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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 > ${KERNEL_IMAGE_MAXSIZE}) is too big for your device. Please reduce the size of the kernel by making more of it modular."
|
|
fi
|
|
fi
|
|
}
|
|
|
|
addtask sizecheck before do_install after do_compile
|
|
|
|
KERNEL_IMAGE_BASE_NAME ?= "${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 ${D} lib
|
|
fi
|
|
|
|
if test "x${KERNEL_IMAGETYPE}" = "xuImage" ; then
|
|
if test -e arch/${ARCH}/boot/uImage ; then
|
|
cp arch/${ARCH}/boot/uImage ${DEPLOYDIR}/${KERNEL_IMAGE_BASE_NAME}.bin
|
|
elif 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 ${ARCH} -O linux -T kernel -C none -a ${UBOOT_ENTRYPOINT} -e ${UBOOT_ENTRYPOINT} -n "${DISTRO_NAME}/${PV}/${MACHINE}" -d linux.bin ${DEPLOYDIR}/${KERNEL_IMAGE_BASE_NAME}.bin
|
|
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 ${ARCH} -O linux -T kernel -C gzip -a ${UBOOT_ENTRYPOINT} -e ${UBOOT_ENTRYPOINT} -n "${DISTRO_NAME}/${PV}/${MACHINE}" -d linux.bin.gz ${DEPLOYDIR}/${KERNEL_IMAGE_BASE_NAME}.bin
|
|
rm -f linux.bin.gz
|
|
fi
|
|
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} ${B}"
|
|
|
|
addtask deploy before do_build after do_install
|
|
|
|
EXPORT_FUNCTIONS do_deploy
|
|
|
|
# perf must be enabled in individual kernel recipes
|
|
PACKAGES =+ "perf"
|
|
FILES_perf = "${bindir}/* \
|
|
${libexecdir}"
|