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Kconfig.features
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#
# Copyright (c) 2022 Project CHIP Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# The purpose of this file is to define Kconfig options enabling specific features.
# Feature options will define defaults for settings that are related to the specific feature.
if CHIP
config CHIP_WIFI
bool "Enable nrfconnect Wi-Fi support"
default y if SHIELD_NRF7002EK || BOARD_NRF7002DK_NRF5340_CPUAPP || SHIELD_NRF7002EB
select WIFI_NRF700X
select WIFI
select WPA_SUPP
imply NORDIC_SECURITY_BACKEND
imply MBEDTLS_ENTROPY_C
imply MBEDTLS_PSA_CRYPTO_C
imply NET_STATISTICS
imply NET_L2_ETHERNET
imply NET_PKT_TXTIME
imply NET_PKT_TIMESTAMP
imply MBEDTLS_PROMPTLESS
imply BUILD_OUTPUT_META
imply USE_DT_CODE_PARTITION # might be removed when the OTA is enabled
imply NET_IPV6_ND # enable Neighbor Discovery to handle Router Advertisements
imply NET_IPV6_NBR_CACHE
imply NET_STATISTICS_IPV6
imply NET_STATISTICS_USER_API
config CHIP_QSPI_NOR
bool "Enable QSPI NOR feature set"
help
Enables QSPI NOR flash with a set of options for configuring pages and
buffer sizes.
if CHIP_QSPI_NOR
config NORDIC_QSPI_NOR
default y
config NORDIC_QSPI_NOR_STACK_WRITE_BUFFER_SIZE
default 16
endif # CHIP_QSPI_NOR
config CHIP_SPI_NOR
bool "Enable SPI NOR feature set"
imply SPI
imply SPI_NOR
imply MULTITHREADING
imply PM_OVERRIDE_EXTERNAL_DRIVER_CHECK
help
Enables SPI NOR flash with a set of options for configuring pages and
buffer sizes.
if CHIP_SPI_NOR
config SPI_NOR_FLASH_LAYOUT_PAGE_SIZE
default 4096
endif # CHIP_SPI_NOR
config CHIP_MEMORY_PROFILING
bool "Enable features for tracking memory usage"
# Matter stack
select CHIP_STATISTICS
# Heap
select CHIP_MALLOC_SYS_HEAP_WATERMARKS_SUPPORT if CHIP_MALLOC_SYS_HEAP
select SYS_HEAP_RUNTIME_STATS if CHIP_MALLOC_SYS_HEAP
# Crypto
select MBEDTLS_MEMORY_DEBUG if !CHIP_CRYPTO_PSA
# Network
select NET_STATISTICS
select NET_SHELL
select NET_BUF_POOL_USAGE
select OPENTHREAD_SHELL if !CHIP_WIFI
# Zephyr
select KERNEL_SHELL
help
Enables features for tracking memory usage in Matter.
config CHIP_NUS
bool "Enable Nordic UART service for Matter purposes"
select BT_NUS
select BT_SMP
select BT_NUS_AUTHEN
help
Enables Nordic UART service (NUS) for Matter samples.
Using NUS service you can control a Matter sample using pre-defined BLE commands
and do defined operations. The CHIP NUS service can be useful to keep communication
with a smart home device when a connection within Matter network is lost.
if CHIP_NUS
# Requires providing a PIN for each pair request
config BT_BONDABLE
default n
config BT_RX_STACK_SIZE
default 1536
config SYSTEM_WORKQUEUE_STACK_SIZE
default 2048
config BT_DEVICE_APPEARANCE
default 833
if !LOG
config BT_FIXED_PASSKEY
default y
endif
config CHIP_NUS_MAX_COMMAND_LEN
int "Maximum length of single command in Bytes"
default 10
help
Maximum length of single command. This command will be send via Bluetooth LE to
a paired smart home device.
config CHIP_NUS_FIXED_PASSKEY
int "Define the default passkey for NUS"
depends on BT_FIXED_PASSKEY
default 123456
help
Define the default password for pairing with the Bluetooth LE device.
config CHIP_NUS_MAX_COMMANDS
int "Define maximum NUS commands amount"
default 2
help
Define the maximum number of NUS commands to declare by user.
endif
config CHIP_DFU_OVER_BT_SMP
bool "Enable DFU over Bluetooth LE SMP feature set"
imply CHIP_QSPI_NOR if BOARD_NRF5340DK_NRF5340_CPUAPP || BOARD_NRF52840DK_NRF52840
imply CHIP_SPI_NOR if BOARD_NRF7002DK_NRF5340_CPUAPP
imply BOOTLOADER_MCUBOOT
select MCUMGR
select MCUMGR_TRANSPORT_BT
select IMG_MANAGER
select STREAM_FLASH
select ZCBOR
select MCUMGR_GRP_IMG
select MCUMGR_GRP_OS
# Enable custom SMP request to erase settings partition.
select MCUMGR_GRP_ZBASIC
select MCUMGR_GRP_ZBASIC_STORAGE_ERASE
help
Enables Device Firmware Upgrade over Bluetooth LE with SMP and configures
the set of options related to that feature.
if CHIP_DFU_OVER_BT_SMP
# MCU Manager and SMP configuration
config MCUMGR_TRANSPORT_BT_AUTHEN
default n
config MCUMGR_TRANSPORT_NETBUF_COUNT
default 6
config MCUMGR_MGMT_NOTIFICATION_HOOKS
bool
default y
config MCUMGR_GRP_IMG_UPLOAD_CHECK_HOOK
bool
default y
config MCUMGR_SMP_COMMAND_STATUS_HOOKS
bool
default y
# Increase BT MTU and RX buffer for big size DFU messages
config BT_L2CAP_TX_MTU
default 498
config BT_BUF_ACL_RX_SIZE
default 502
# Increase MCUMGR_TRANSPORT_NETBUF_SIZE, as it must be big enough to fit MAX MTU + overhead and for single-image DFU default is 384 B
config MCUMGR_TRANSPORT_NETBUF_SIZE
default 1024
# Increase system workqueue size, as SMP is processed within it
config SYSTEM_WORKQUEUE_STACK_SIZE
default 2800
if SOC_SERIES_NRF53X
# Enable custom SMP request to erase settings partition.
config MCUMGR_GRP_ZBASIC
default y
config MCUMGR_GRP_ZBASIC_STORAGE_ERASE
default y
endif # SOC_SERIES_NRF53X
endif # CHIP_DFU_OVER_BT_SMP
config CHIP_WIFI_CONNECTION_RECOVERY_MINIMUM_INTERVAL
int "Define the minimum connection recovery time interval in milliseconds"
depends on CHIP_WIFI
default 500
help
Specifies the minimum connection recovery interval (in milliseconds).
config CHIP_WIFI_CONNECTION_RECOVERY_MAXIMUM_INTERVAL
int "Define the maximum connection recovery time interval in milliseconds"
depends on CHIP_WIFI
default 3600000 # 1 hour
help
Specifies the maximum connection recovery interval (in milliseconds).
config CHIP_WIFI_CONNECTION_RECOVERY_MAX_RETRIES_NUMBER
int "Define the maximum amount of connection recovery occurrences"
depends on CHIP_WIFI
default 0
help
Specifies the maximum number of connection recovery attempts.
If set to 0, no limitation is applied and attempts
to recover the connection are performed indefinitely.
config CHIP_WIFI_CONNECTION_RECOVERY_JITTER
int "Define the connection recovery jitter in milliseconds"
depends on CHIP_WIFI
default 2000
help
Specifies the maximum connection recovery jitter interval (in milliseconds).
Once the wait time reaches the current maximum value (defined by CHIP_WIFI_CONNECTION_RECOVERY_MAXIMUM_INTERVAL),
a random jitter interval is added to it to avoid periodicity. The random jitter is selected
within range [-JITTER; +JITTER].
choice CHIP_LAST_FABRIC_REMOVED_ACTION
prompt "An action to perform after removing the last fabric"
default CHIP_LAST_FABRIC_REMOVED_ERASE_AND_REBOOT
config CHIP_LAST_FABRIC_REMOVED_NONE
bool "After removing the last fabric do not perform any action"
help
After removing the last fabric the device will not perform factory reset
or reboot. The current state will be left as it is and the BLE advertising
will not start automatically.
config CHIP_LAST_FABRIC_REMOVED_ERASE_AND_REBOOT
bool "After removing the last fabric erase NVS and reboot"
help
After removing the last fabric the device will perform the factory reset and
then reboot. The current RAM state will be removed and the new commissioning to
the new fabric will use the initial fabric index. This option is the most safe.
config CHIP_LAST_FABRIC_REMOVED_ERASE_AND_PAIRING_START
bool "After removing the last fabric erase NVS and start Bluetooth LE advertising"
help
After removing the last fabric the device will perform the factory reset without
rebooting and start the Bluetooth LE advertisement automatically.
The current RAM state will be saved and the new commissioning to the next
fabric will use the next possible fabric index. This option should not be used for
devices that normally do not advertise Bluetooth LE on boot to keep their original
behavior.
config CHIP_LAST_FABRIC_REMOVED_ERASE_ONLY
bool "After removing the last fabric erase NVS only"
help
After removing the last fabric the device will perform the factory reset only without
rebooting. The current RAM state will be saved and the new commissioning to the next
fabric will use the next possible fabric index.
endchoice
config CHIP_LAST_FABRIC_REMOVED_ACTION_DELAY
int "After removing the last fabric wait defined time [in milliseconds] to perform an action"
depends on !CHIP_LAST_FABRIC_REMOVED_NONE
default 1000
help
After removing the last fabric the device will wait for the defined time and then perform
an action chosen by the CHIP_LAST_FABRIC_REMOVED_ACTION option. This schedule will allow for
avoiding race conditions before the device removes non-volatile data.
endif # CHIP