# Support for device tree generation FILES_kernel-devicetree = "/${KERNEL_IMAGEDEST}/devicetree*" PACKAGE_WRITE_DEPS += "virtual/update-alternatives-native" python __anonymous () { d.appendVar("PACKAGES", " kernel-devicetree") } normalize_dtb () { DTB="$1" if echo ${DTB} | grep -q '/dts/'; then bbwarn "${DTB} contains the full path to the the dts file, but only the dtb name should be used." DTB=`basename ${DTB} | sed 's,\.dts$,.dtb,g'` fi echo "${DTB}" } get_real_dtb_path_in_kernel () { DTB="$1" DTB_PATH="${B}/arch/${ARCH}/boot/dts/${DTB}" if [ ! -e "${DTB_PATH}" ]; then DTB_PATH="${B}/arch/${ARCH}/boot/${DTB}" fi echo "${DTB_PATH}" } do_compile_append() { for DTB in ${KERNEL_DEVICETREE}; do DTB=`normalize_dtb "${DTB}"` oe_runmake ${DTB} done } do_install_append() { for DTB in ${KERNEL_DEVICETREE}; do DTB=`normalize_dtb "${DTB}"` DTB_EXT=${DTB##*.} DTB_BASE_NAME=`basename ${DTB} ."${DTB_EXT}"` for type in ${KERNEL_IMAGETYPE_FOR_MAKE}; do symlink_name=${type}"-"${KERNEL_IMAGE_SYMLINK_NAME} DTB_SYMLINK_NAME=`echo ${symlink_name} | sed "s/${MACHINE}/${DTB_BASE_NAME}/g"` DTB_PATH=`get_real_dtb_path_in_kernel "${DTB}"` install -m 0644 ${DTB_PATH} ${D}/${KERNEL_IMAGEDEST}/devicetree-${DTB_SYMLINK_NAME}.${DTB_EXT} done done } do_deploy_append() { for DTB in ${KERNEL_DEVICETREE}; do DTB=`normalize_dtb "${DTB}"` DTB_EXT=${DTB##*.} DTB_BASE_NAME=`basename ${DTB} ."${DTB_EXT}"` for type in ${KERNEL_IMAGETYPE_FOR_MAKE}; do base_name=${type}"-"${KERNEL_IMAGE_BASE_NAME} symlink_name=${type}"-"${KERNEL_IMAGE_SYMLINK_NAME} DTB_NAME=`echo ${base_name} | sed "s/${MACHINE}/${DTB_BASE_NAME}/g"` DTB_SYMLINK_NAME=`echo ${symlink_name} | sed "s/${MACHINE}/${DTB_BASE_NAME}/g"` DTB_PATH=`get_real_dtb_path_in_kernel "${DTB}"` install -d ${DEPLOYDIR} install -m 0644 ${DTB_PATH} ${DEPLOYDIR}/${DTB_NAME}.${DTB_EXT} ln -sf ${DTB_NAME}.${DTB_EXT} ${DEPLOYDIR}/${DTB_SYMLINK_NAME}.${DTB_EXT} done done } pkg_postinst_kernel-devicetree () { cd /${KERNEL_IMAGEDEST} for DTB in ${KERNEL_DEVICETREE}; do for type in ${KERNEL_IMAGETYPE_FOR_MAKE}; do symlink_name=${type}"-"${KERNEL_IMAGE_SYMLINK_NAME} DTB_EXT=${DTB##*.} DTB_BASE_NAME=`basename ${DTB} ."${DTB_EXT}"` DTB_SYMLINK_NAME=`echo ${symlink_name} | sed "s/${MACHINE}/${DTB_BASE_NAME}/g"` update-alternatives --install /${KERNEL_IMAGEDEST}/${DTB_BASE_NAME}.${DTB_EXT} ${DTB_BASE_NAME}.${DTB_EXT} devicetree-${DTB_SYMLINK_NAME}.${DTB_EXT} ${KERNEL_PRIORITY} || true done done } pkg_postrm_kernel-devicetree () { cd /${KERNEL_IMAGEDEST} for DTB in ${KERNEL_DEVICETREE}; do for type in ${KERNEL_IMAGETYPE_FOR_MAKE}; do symlink_name=${type}"-"${KERNEL_IMAGE_SYMLINK_NAME} DTB_EXT=${DTB##*.} DTB_BASE_NAME=`basename ${DTB} ."${DTB_EXT}"` DTB_SYMLINK_NAME=`echo ${symlink_name} | sed "s/${MACHINE}/${DTB_BASE_NAME}/g"` update-alternatives --remove ${DTB_BASE_NAME}.${DTB_EXT} devicetree-${DTB_SYMLINK_NAME}.${DTB_EXT} ${KERNEL_PRIORITY} || true done done }