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## SPDX-License-Identifier: GPL-2.0-only
config DRIVERS_EFI_VARIABLE_STORE
bool "Include EFI variable store driver"
depends on UDK_BASE
help
Adds a driver that is able to read and write an EFI formatted
VariableStore as used by tianocore.
config DRIVERS_EFI_FW_INFO
bool "Expose firmware version in a EFI-friendly form"
depends on UDK_BASE
help
Adds firmware version information to coreboot table in a form similar to
EFI System Resource Table (ESRT) that can be used for firmware updates.
config DRIVERS_EFI_MAIN_FW_GUID
string "GUID of the firmware"
default "00112233-4455-6677-8899-aabbccddeeff"
depends on DRIVERS_EFI_FW_INFO
help
GUID used to identify firmware kind for the purposes of updates.
config DRIVERS_EFI_MAIN_FW_VERSION
hex "Version of the firmware"
range 0x00000000 0xFFFFFFFF
default 0x00000000
depends on DRIVERS_EFI_FW_INFO
help
32-bit unsigned integer representing current firmware's version.
config DRIVERS_EFI_MAIN_FW_LSV
hex "Lowest supported firmware version"
range 0x00000000 0xFFFFFFFF
default 0x00000000
depends on DRIVERS_EFI_FW_INFO
help
32-bit unsigned integer representing lowest firmware version number
that is allowed to replace the current one. Can be used to forbid
bugged versions.
config DRIVERS_EFI_UPDATE_CAPSULES
bool "Include EFI update capsules driver"
depends on DRIVERS_EFI_VARIABLE_STORE && SMMSTORE_V2 && DRIVERS_EFI_FW_INFO
help
Adds a driver that is able to parse CapsuleUpdateData* EFI variables
to discover firmware updates and expose them for tianocore thorough
CBMEM for execution. tianocore is responsible for erasing the variables.
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