config SPL_MMC
bool "Support MMC"
depends on MMC
- select SPL_LEGACY_BLOCK
help
Enable support for MMC (Multimedia Card) within SPL. This enables
the MMC protocol implementation and allows any enabled drivers to
config SPL_USB_HOST
bool "Support USB host drivers"
- select SPL_LEGACY_BLOCK
help
Enable access to USB (Universal Serial Bus) host devices so that
SPL can load U-Boot from a connected USB peripheral, such as a USB
config SATA
bool "Support SATA controllers"
- select SPL_LEGACY_BLOCK
help
This enables support for SATA (Serial Advanced Technology
Attachment), a serial bus standard for connecting to hard drives and
config SPL_LEGACY_BLOCK
bool "Enable Legacy Block Device"
+ depends on SPL && !DM_SPL
+ default y if SPL_MMC || SPL_USB_STORAGE || SCSI || NVME || IDE
+ default y if SPL_AHCI_PCI
help
- Some devices require block support whether or not DM is enabled
+ Some devices require block support whether or not DM is enabled. This
+ is only supported in SPL. With this, the blk uclass is not used, but
+ instead a legacy implementation of block devices is used, with all
+ devices consisting of 'struct blk_desc' records.
config SPL_BLK
bool "Support block devices in SPL"
config IDE
bool "Support IDE controllers"
- select SPL_LEGACY_BLOCK
help
Enables support for IDE (Integrated Drive Electronics) hard drives.
This allows access to raw blocks and filesystems on an IDE drive
config LBA48
bool "Enable LBA support for disks larger than 137GB"
- depends on SPL_LEGACY_BLOCK
help
Set this to enable support for disks larger than 137GB.
Also look at CONFIG_SYS_64BIT_LBA. Without both of these, LBA48
config SYS_64BIT_LBA
bool "Enable 64bit number of blocks on a block device"
- depends on SPL_LEGACY_BLOCK
help
Make the block subsystem use 64bit sector addresses, rather than the
default of 32bit.
config MMC
bool "MMC/SD/SDIO card support"
default ARM || PPC || SANDBOX
- select SPL_LEGACY_BLOCK
select DM_MMC if DM
help
This selects MultiMediaCard, Secure Digital and Secure
config NVME
bool "NVM Express device support"
- select SPL_LEGACY_BLOCK
help
This option enables support for NVM Express devices.
It supports basic functions of NVMe (read/write).
config SCSI
bool "Support SCSI controllers"
- select SPL_LEGACY_BLOCK
help
This enables support for SCSI (Small Computer System Interface),
a parallel interface widely used with storage peripherals such as
bool "Xen para-virtualized block device"
depends on DM
select BLK
- select SPL_LEGACY_BLOCK
help
This driver implements the front-end of the Xen virtual
block device driver. It communicates with a back-end driver
select EVENT_DYNAMIC
select LIB_UUID
imply PARTITION_UUIDS
- select SPL_LEGACY_BLOCK
select REGEX
imply FAT
imply FAT_WRITE