diff options
Diffstat (limited to 'meta-agl-bsp/classes/sdcard_image-rpi-gdp.bbclass')
-rw-r--r-- | meta-agl-bsp/classes/sdcard_image-rpi-gdp.bbclass | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/meta-agl-bsp/classes/sdcard_image-rpi-gdp.bbclass b/meta-agl-bsp/classes/sdcard_image-rpi-gdp.bbclass new file mode 100644 index 000000000..2956dd075 --- /dev/null +++ b/meta-agl-bsp/classes/sdcard_image-rpi-gdp.bbclass @@ -0,0 +1,96 @@ +inherit sdcard_image-rpi + +IMAGE_CMD_rpi-sdimg () { + + # Align partitions + BOOT_SPACE_ALIGNED=$(expr ${BOOT_SPACE} + ${IMAGE_ROOTFS_ALIGNMENT} - 1) + BOOT_SPACE_ALIGNED=$(expr ${BOOT_SPACE_ALIGNED} - ${BOOT_SPACE_ALIGNED} % ${IMAGE_ROOTFS_ALIGNMENT}) + SDIMG_SIZE=$(expr ${IMAGE_ROOTFS_ALIGNMENT} + ${BOOT_SPACE_ALIGNED} + $ROOTFS_SIZE) + + echo "Creating filesystem with Boot partition ${BOOT_SPACE_ALIGNED} KiB and RootFS $ROOTFS_SIZE KiB" + + # Check if we are building with device tree support + DTS="${@get_dts(d, None)}" + + # Initialize sdcard image file + dd if=/dev/zero of=${SDIMG} bs=1024 count=0 seek=${SDIMG_SIZE} + + # Create partition table + parted -s ${SDIMG} mklabel msdos + # Create boot partition and mark it as bootable + parted -s ${SDIMG} unit KiB mkpart primary fat32 ${IMAGE_ROOTFS_ALIGNMENT} $(expr ${BOOT_SPACE_ALIGNED} \+ ${IMAGE_ROOTFS_ALIGNMENT}) + parted -s ${SDIMG} set 1 boot on + # Create rootfs partition to the end of disk + parted -s ${SDIMG} -- unit KiB mkpart primary ext2 $(expr ${BOOT_SPACE_ALIGNED} \+ ${IMAGE_ROOTFS_ALIGNMENT}) -1s + parted ${SDIMG} print + + # Create a vfat image with boot files + BOOT_BLOCKS=$(LC_ALL=C parted -s ${SDIMG} unit b print | awk '/ 1 / { print substr($4, 1, length($4 -1)) / 512 /2 }') + rm -f ${WORKDIR}/boot.img + mkfs.vfat -n "${BOOTDD_VOLUME_ID}" -S 512 -C ${WORKDIR}/boot.img $BOOT_BLOCKS + mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/bcm2835-bootfiles/* ::/ + case "${KERNEL_IMAGETYPE}" in + "uImage") + mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/u-boot.img ::${SDIMG_KERNELIMAGE} + mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}${KERNEL_INITRAMFS}-${MACHINE}.bin ::uImage + ;; + *) + if test -n "${DTS}"; then + # Device Tree Overlays are assumed to be suffixed by '-overlay.dtb' string and will be put in a dedicated folder + DT_OVERLAYS="${@split_overlays(d, 0)}" + DT_ROOT="${@split_overlays(d, 1)}" + + # Copy board device trees to root folder + for DTB in ${DT_ROOT}; do + DTB_BASE_NAME=`basename ${DTB} .dtb` + + mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${DTB_BASE_NAME}.dtb ::${DTB_BASE_NAME}.dtb + done + + # Copy device tree overlays to dedicated folder + mmd -i ${WORKDIR}/boot.img overlays + for DTB in ${DT_OVERLAYS}; do + DTB_BASE_NAME=`basename ${DTB} .dtb` + + mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${DTB_BASE_NAME}.dtb ::overlays/${DTB_BASE_NAME}.dtbo + done + fi + mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}${KERNEL_INITRAMFS}-${MACHINE}.bin ::${SDIMG_KERNELIMAGE} + ;; + esac + + if [ -n ${FATPAYLOAD} ] ; then + echo "Copying payload into VFAT" + for entry in ${FATPAYLOAD} ; do + # add the || true to stop aborting on vfat issues like not supporting .~lock files + mcopy -i ${WORKDIR}/boot.img -s -v ${IMAGE_ROOTFS}$entry :: || true + done + fi + + # Add stamp file + echo "${IMAGE_NAME}-${IMAGEDATESTAMP}" > ${WORKDIR}/image-version-info + mcopy -i ${WORKDIR}/boot.img -v ${WORKDIR}//image-version-info :: + + # Burn Partitions + dd if=${WORKDIR}/boot.img of=${SDIMG} conv=notrunc seek=1 bs=$(expr ${IMAGE_ROOTFS_ALIGNMENT} \* 1024) && sync && sync + # If SDIMG_ROOTFS_TYPE is a .xz file use xzcat + if echo "${SDIMG_ROOTFS_TYPE}" | egrep -q "*\.xz" + then + xzcat ${SDIMG_ROOTFS} | dd of=${SDIMG} conv=notrunc seek=1 bs=$(expr 1024 \* ${BOOT_SPACE_ALIGNED} + ${IMAGE_ROOTFS_ALIGNMENT} \* 1024) && sync && sync + else + dd if=${SDIMG_ROOTFS} of=${SDIMG} conv=notrunc seek=1 bs=$(expr 1024 \* ${BOOT_SPACE_ALIGNED} + ${IMAGE_ROOTFS_ALIGNMENT} \* 1024) && sync && sync + fi + + # Optionally apply compression + case "${SDIMG_COMPRESSION}" in + "gzip") + gzip -k9 "${SDIMG}" + ;; + "bzip2") + bzip2 -k9 "${SDIMG}" + ;; + "xz") + xz -k "${SDIMG}" + ;; + esac +} |