menuconfig DISK select BLOCK select PARTITION select PARTITION_DISK bool "Disk support " help Add support for disk like drives like harddisks, CDROMs, SD cards and CF cards. if DISK config DISK_WRITE select BLOCK_WRITE bool "support writing to disk drives" comment "drive types" config DISK_BIOS bool "BIOS based" depends on X86_BIOS_BRINGUP help Gain disk drive access via int13 calls to the standard PC-BIOS. The advantage of this driver is, it still uses user's defined boot media to work on. Disadvantage is: Due to its 16 bit nature it is slow. config DISK_ATA bool "ATA type drives" select DISK_DRIVE help Support for native ATA/IDE drives comment "interface types" endif