# Copyright (c) 2024 Nordic Semiconductor ASA
# SPDX-License-Identifier: Apache-2.0

menuconfig USBD_DFU
	bool "USB DFU Class support"
	help
	  USB DFU Class support

if USBD_DFU

config USBD_DFU_NUMOF_IMAGES
	int "Number of possible DFU images"
	range 1 256
	default 4
	help
	  Number of possible DFU images.

config USBD_DFU_ENABLE_UPLOAD
	bool "Allow images to be uploaded to the host"
	default y
	help
	  This option sets the bitCanUpload flag in the DFU attributes and
	  allows images to be uploaded to the host.

config USBD_DFU_MANIFESTATION_TOLERANT
	bool "Device is manifestation tolerant"
	default y
	help
	  This option sets the bitManifestationTolerant flag in the DFU
	  attributes and means that the device can communicate over USB after the
	  manifestation phase.

config USBD_DFU_TRANSFER_SIZE
	int "Maximum number of bytes the device can accept per transfer"
	default 512
	range 64 1024
	help
	  This option sets the wTransferSize in the DFU functional descriptor.

config USBD_DFU_POLLTIMEOUT
	int "bwPollTimeout value (in ms)"
	default 10
	range 0 1000
	help
	  This option sets the bwPollTimeout field in DFU_GETSTATUS response.

module = USBD_DFU
module-str = usbd dfu
source "subsys/logging/Kconfig.template.log_config"

config USBD_DFU_FLASH
	depends on FLASH && FLASH_MAP && STREAM_FLASH
	depends on IMG_MANAGER && IMG_ERASE_PROGRESSIVELY
	bool "Built-in flash backend"
	help
	  Enable the built-in flash backend, which can serve up to two image
	  slots, which is the common configuration of in-tree boards.

if USBD_DFU_FLASH

config USBD_DFU_FLASH_SLOT0
	bool "Flash backend for the slot-0 partition"
	default y
	help
	  This option enables download or upload for the slot-0 partition, if
	  one is defined.

config USBD_DFU_FLASH_SLOT1
	bool "Flash backend for the slot-1 partition"
	help
	  This option enables download or upload for the slot-1 partition, if
	  one is defined.

endif # USBD_DFU_FLASH

endif