Use 64-bit LBAs

Logical block addresses for UEFI disks are required to be 64-bit
to cope with large storage devices. Block storage components were
using 32-bit LBAs. This commit aligns block storage with UEFI.

Signed-off-by: Julian Hall <julian.hall@arm.com>
Change-Id: I9489d3df14f908a0642099d874a9fd73a66e5db6
22 files changed