be partitioned into several areas, called 'partitions' in U-Boot.
A filesystem can be placed in each partition.
+config VPL_BLK
+ bool "Support block devices in VPL"
+ depends on VPL_DM && BLK
+ default y
+ help
+ Enable support for block devices, such as SCSI, MMC and USB
+ flash sticks. These provide a block-level interface which permits
+ reading, writing and (in some cases) erasing blocks. Block
+ devices often have a partition table which allows the device to
+ be partitioned into several areas, called 'partitions' in U-Boot.
+ A filesystem can be placed in each partition.
+
config BLOCK_CACHE
bool "Use block device cache"
depends on BLK
must be defined in a board-specific file.
endif # IDE
+
+config LBA48
+ bool "Enable LBA support for disks larger than 137GB"
+ depends on HAVE_BLOCK_DEVICE
+ help
+ Set this to enable support for disks larger than 137GB.
+ Also look at CONFIG_SYS_64BIT_LBA. Without both of these, LBA48
+ support uses 32bit variables and will 'only' support disks up to
+ 2.1TB.
+
+config SYS_64BIT_LBA
+ bool "Enable 64bit number of blocks on a block device"
+ depends on HAVE_BLOCK_DEVICE
+ help
+ Make the block subsystem use 64bit sector addresses, rather than the
+ default of 32bit.