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-rw-r--r--meta-agl-bsp/classes/sdcard_image-rpi-gdp.bbclass96
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
+}