# Copyright Runtime.io 2018. All rights reserved.
# SPDX-License-Identifier: Apache-2.0

config MCUMGR
	bool "mcumgr Support"
	select NET_BUF
	select TINYCBOR
	help
	  This option enables the mcumgr management library.

if MCUMGR

module = MCUMGR
module-str = mcumgr
source "subsys/logging/Kconfig.template.log_config"

config MGMT_CBORATTR_MAX_SIZE
  	int "The maximum size of a CBOR attribute during decoding"
        default 512
        help
          The maximum size of a CBOR attribute during decoding

menu "Command Handlers"
menuconfig MCUMGR_CMD_FS_MGMT
	bool "Enable mcumgr handlers for file management"
	depends on FILE_SYSTEM
	help
	  Enables mcumgr handlers for file management

if MCUMGR_CMD_FS_MGMT

choice FS_MGMT_MAX_FILE_SIZE
	prompt "Maximum file size that could be uploaded/downloaded"
	default FS_MGMT_MAX_FILE_SIZE_64KB
	help
	  Maximum file size that will be allowed to be downloaded from
	  device.
	  This option decides on number of bytes that are reserved in
	  CBOR frame for storage of offset/size of file downloaded.

config FS_MGMT_MAX_FILE_SIZE_64KB
	bool "<= 64KB"
	help
	  Files that have size up to 64KB require 1 to 3 bytes to encode
	  size/offset within CBOR frame with file chunk.

config FS_MGMT_MAX_FILE_SIZE_4GB
	bool "<= 4GB"
	help
	  Files that have size up to 4GB require 1 to 5 bytes to encode
	  size/offset within CBOR frame with file chunk.

endchoice

config FS_MGMT_MAX_OFFSET_LEN
	int
	default	3 if FS_MGMT_MAX_FILE_SIZE_64KB
	default 5 if FS_MGMT_MAX_FILE_SIZE_4GB
	help
	  Maximal byte length of encoded offset/size, within transferred
	  CBOR frame containing chunk of downloaded file.
	  This value affects how much of data will fit into download buffer,
	  as it selects sizes of fields within headers.
	  NOTE: This option is hidden intentionally as it is intended
	  to be assigned from limited set of allowed values, depending on
	  the selection made in FS_MGMT_MAX_FILE_SIZE menu.

config FS_MGMT_UL_CHUNK_SIZE
	int "Maximum chunk size for file uploads"
	default 512
	help
	  Limits the maximum chunk size for file uploads, in bytes.  A buffer of
	  this size gets allocated on the stack during handling of a file upload command.

config FS_MGMT_DL_CHUNK_SIZE_LIMIT
	bool "Enable setting custom size of download file chunk"
	help
	  By default file chunk, that will be read off storage and fit into
	  mcumgr frame, is automatically calculated to fit into buffer
	  of size MCUGMR_BUF_SIZE with all headers.
	  Enabling this option allows to set MAXIMUM value that will be
	  allowed for such chunk.
	  Look inside fs_mgmt_config.h for details.

if FS_MGMT_DL_CHUNK_SIZE_LIMIT

config FS_MGMT_DL_CHUNK_SIZE
	int "Maximum chunk size for file downloads"
	range 65 MCUMGR_BUF_SIZE
	default MCUMGR_BUF_SIZE
	help
	  Sets the MAXIMUM size of chunk which will be rounded down to
	  number of bytes that, with all the required headers, will fit
	  into MCUMGR_BUF_SIZE. This means that actual value might be lower
	  then selected, in which case compiler warning will be issued.
	  Look inside fs_mgmt_config.h for details.
	  Note that header sizes are affected by FS_MGMT_MAX_OFFSET_LEN.

endif


config FS_MGMT_PATH_SIZE
	int "Maximum file path length"
	default 64
	help
	  Limits the maximum path length for file operations, in bytes.  A buffer
	  of this size gets allocated on the stack during handling of file upload
	  and download commands.
endif

menuconfig MCUMGR_CMD_IMG_MGMT
	bool "Enable mcumgr handlers for image management"
	select FLASH
	select MPU_ALLOW_FLASH_WRITE if CPU_HAS_MPU
	select IMG_MANAGER
	help
	  Enables mcumgr handlers for image management

if MCUMGR_CMD_IMG_MGMT
config IMG_MGMT_UL_CHUNK_SIZE
	int "Maximum chunk size for image uploads"
	default 512
	depends on MCUMGR_CMD_IMG_MGMT
	help
	  Limits the maximum chunk size for image uploads, in bytes.  A buffer of
	  this size gets allocated on the stack during handling of a image upload
	  command.


config IMG_MGMT_VERBOSE_ERR
	bool "Verbose logging when uploading a new image"
	help
	  Enable verbose logging during a firmware upgrade.

config IMG_MGMT_DUMMY_HDR
	bool "Return dummy image header data for imgr functions"
	help
	  Returns dummy image header data for imgr functions,
	  useful when there are no images present, Eg: unit tests.
endif

menuconfig MCUMGR_CMD_LOG_MGMT
	bool "Enable mcumgr handlers for log management"
	help
	  Enables mcumgr handlers for log management

if MCUMGR_CMD_LOG_MGMT
config LOG_MGMT_CHUNK_LEN
	int "Maximum chunk size for log downloads"
	default 512
	help
	  Limits the maximum chunk size for log downloads, in bytes.  A buffer of
	  this size gets allocated on the stack during handling of the log show
	  command.

config LOG_MGMT_NAME_LEN
	int "Maximum log name length"
	default 64
	help
	  Limits the maximum length of log names, in bytes.  If a log's name length
	  exceeds this number, it gets truncated in management responses.  A buffer
	  of this size gets allocated on the stack during handling of all log
	  management commands.

config LOG_MGMT_BODY_LEN
	int "Maximum log body length"
	default 128
	help
	  Limits the maximum length of log entry bodies, in bytes.  If a log
	  entry's body length exceeds this number, it gets truncated in management
	  responses. A buffer of this size gets allocated on the stack during
	  handling of the log show command.

config LOG_READ_WATERMARK_UPDATE
	bool "Enable reading of log watermark update"
	help
	  Enables reading of log watermark update.

endif

menuconfig MCUMGR_CMD_OS_MGMT
	bool "Enable mcumgr handlers for OS management"
	select REBOOT
	help
	  Enables mcumgr handlers for OS management

if MCUMGR_CMD_OS_MGMT
config OS_MGMT_RESET_MS
	int "Delay before executing reset command (ms)"
	default 250
	help
	  When a reset command is received, the system waits this many milliseconds
	  before performing the reset.  This delay allows time for the mcumgr
	  response to be delivered.

config OS_MGMT_TASKSTAT
	bool "Support for taskstat command"
	default y

config OS_MGMT_ECHO
	bool "Support for echo command"
	default y
endif


menuconfig MCUMGR_CMD_STAT_MGMT
	bool "Enable mcumgr handlers for statistics management"
	depends on STATS
	help
	  Enables mcumgr handlers for statistics management.

config STAT_MGMT_MAX_NAME_LEN
	int "Maximum stat group name length"
	default 32
	depends on MCUMGR_CMD_STAT_MGMT
	help
	  Limits the maximum stat group name length in mcumgr requests, in bytes.
	  A buffer of this size gets allocated on the stack during handling of all
	  stat read commands.  If a stat group's name exceeds this limit, it will
	  be impossible to retrieve its values with a stat show command.

endmenu

config APP_LINK_WITH_MCUMGR
	bool "Link 'app' with MCUMGR"
	default y
	help
	  Add MCUMGR header files to the 'app' include path. It may be
	  disabled if the include paths for MCUMGR are causing aliasing
	  issues for 'app'.

endif