# Support for device tree generation FILES_kernel-devicetree = "/${KERNEL_IMAGEDEST}/devicetree*" 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_BASE_NAME=`basename ${DTB} .dtb` DTB_SYMLINK_NAME=`echo ${KERNEL_IMAGE_SYMLINK_NAME} | sed "s/${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 done } do_deploy_append() { for DTB in ${KERNEL_DEVICETREE}; do DTB=`normalize_dtb "${DTB}"` DTB_BASE_NAME=`basename ${DTB} .dtb` DTB_NAME=`echo ${KERNEL_IMAGE_BASE_NAME} | sed "s/${MACHINE}/${DTB_BASE_NAME}/g"` DTB_SYMLINK_NAME=`echo ${KERNEL_IMAGE_SYMLINK_NAME} | sed "s/${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 ln -sf ${DTB_NAME}.dtb ${DEPLOYDIR}/${DTB_SYMLINK_NAME}.dtb done } pkg_postinst_kernel-devicetree () { cd /${KERNEL_IMAGEDEST} for DTB in ${KERNEL_DEVICETREE} do DTB_BASE_NAME=`basename ${DTB} | awk -F "." '{print $1}'` DTB_SYMLINK_NAME=`echo ${KERNEL_IMAGE_SYMLINK_NAME} | sed "s/${MACHINE}/${DTB_BASE_NAME}/g"` update-alternatives --install /${KERNEL_IMAGEDEST}/${DTB_BASE_NAME}.dtb ${DTB_BASE_NAME}.dtb devicetree-${DTB_SYMLINK_NAME}.dtb ${KERNEL_PRIORITY} || true done } pkg_postrm_kernel-devicetree () { cd /${KERNEL_IMAGEDEST} for DTB in ${KERNEL_DEVICETREE} do DTB_BASE_NAME=`basename ${DTB} | awk -F "." '{print $1}'` DTB_SYMLINK_NAME=`echo ${KERNEL_IMAGE_SYMLINK_NAME} | sed "s/${MACHINE}/${DTB_BASE_NAME}/g"` update-alternatives --remove ${DTB_BASE_NAME}.dtb devicetree-${DTB_SYMLINK_NAME}.dtb ${KERNEL_PRIORITY} || true done }