Merge pull request #337003 from alyssais/no-tell-kernel

        # type=b is 'W95 FAT32', type=83 is 'Linux'.

        # The "bootable" partition is where u-boot will look file for the bootloader

        # information (dtbs, extlinux.conf file).

        sfdisk $img <<EOF

        sfdisk --no-reread --no-tell-kernel $img <<EOF

            label: dos

            label-id: ${config.sdImage.firmwarePartitionID}