#
# For a description of the syntax of this configuration file,
# see the file kconfig-language.txt in the NuttX tools repository.
#

menuconfig BOOT_MCUBOOT
	bool "MCUboot"
	default n
	select BCH
	---help---
		Enable support for the MCUboot bootloader.

if BOOT_MCUBOOT

config MCUBOOT_VERSION
	string "MCUboot version"
	default "fca1aa4764eef4da008aeaf7e570184281aa79fa"

config MCUBOOT_ENABLE_LOGGING
	bool "Enable MCUboot logging"
	default n
	---help---
		Enable MCUboot's logging infrastructure.

choice
	prompt "Cryptographic backend"
	default MCUBOOT_USE_TINYCRYPT

config MCUBOOT_USE_MBED_TLS
	bool "Mbed TLS"
	depends on CRYPTO_MBEDTLS

config MCUBOOT_USE_TINYCRYPT
	bool "TinyCrypt"

endchoice # Cryptographic backend

config MCUBOOT_BOOTLOADER
	bool "MCUboot bootloader application"
	default n
	select BOARDCTL
	select BOARDCTL_BOOT_IMAGE
	---help---
		MCUboot bootloader application.

config MCUBOOT_UPDATE_AGENT_EXAMPLE
	bool "MCUboot update agent example"
	default n
	depends on NET_TCP
	---help---
		Example application that implements an update agent that downloads
		an application firmware image from a given URL and saves it to the
		secondary slot as a pending update.

if MCUBOOT_UPDATE_AGENT_EXAMPLE

config MCUBOOT_UPDATE_AGENT_EXAMPLE_UPDATE_URL
	string "URL for update image"
	default ""

config MCUBOOT_UPDATE_AGENT_EXAMPLE_DL_BUFFER_SIZE
	int "Download buffer size in bytes"
	default 512

config MCUBOOT_UPDATE_AGENT_EXAMPLE_DL_VERIFY_MD5
	bool "Calculate MD5 of update image"
	default n
	depends on CODECS_HASH_MD5

config MCUBOOT_UPDATE_AGENT_EXAMPLE_DL_MD5_HASH
	string "Expected MD5 sum of update image"
	default ""
	depends on MCUBOOT_UPDATE_AGENT_EXAMPLE_DL_VERIFY_MD5

endif # MCUBOOT_UPDATE_AGENT_EXAMPLE

config MCUBOOT_SLOT_CONFIRM_EXAMPLE
	tristate "MCUboot slot confirm example"
	default n
	---help---
		Example application for confirming a newly installed application
		application firmware image using MCUboot public APIs.
		This application should be used as the OTA update package of the
		MCUBOOT_UPDATE_AGENT_EXAMPLE example.

config MCUBOOT_WATCHDOG
	bool "Watchdog feeding support"
	default n
	depends on WATCHDOG
	---help---
		This config must be selected in case the Watchdog is enabled while
		performing a swap upgrade and the time it takes for a swapping is long
		enough to cause an unwanted reset.

config MCUBOOT_WATCHDOG_DEVPATH
	string "Watchdog device path"
	default "/dev/watchdog0"
	depends on MCUBOOT_WATCHDOG
	---help---
		The path to the watchdog device.
		Default: /dev/watchdog0

config MCUBOOT_PRIMARY_SLOT_PATH
	string "Application firmware image primary slot path"
	default "/dev/ota0"
	---help---
		The path to the application firmware image primary slot character
		device driver.
		Default: /dev/ota0

config MCUBOOT_SECONDARY_SLOT_PATH
	string "Application firmware image secondary slot path"
	default "/dev/ota1"
	---help---
		The path to the application firmware image secondary slot character
		device driver.
		Default: /dev/ota1

config MCUBOOT_SCRATCH_PATH
	string "Scratch partition path"
	default "/dev/otascratch"
	---help---
		The path to the scratch partition character device driver.
		Default: /dev/otascratch

config MCUBOOT_DEFAULT_FLASH_ERASE_STATE
	hex "Default flash erase state"
	default 0xff
	---help---
		MCUboot will attempt to retrieve this value from the underlying MTD
		driver.
		In case of failure, the value from this config will be used as a
		fallback.

endif # BOOT_MCUBOOT