| # Bluetooth configuration options |
| |
| # Copyright (c) 2016 Intel Corporation |
| # Copyright (c) 2021 Nordic Semiconductor ASA |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| menuconfig BT |
| bool "Bluetooth" |
| # Some BT threads use co-op priorities to implement critical sections, |
| # will need some refactoring to work on SMP systems. |
| depends on !SMP |
| select NET_BUF |
| help |
| This option enables Bluetooth support. |
| |
| if BT |
| |
| module = BT |
| module-str = bt |
| source "subsys/logging/Kconfig.template.log_config" |
| |
| choice BT_STACK_SELECTION |
| prompt "Bluetooth Stack Selection" |
| default BT_HCI |
| help |
| Select the Bluetooth stack to compile. |
| |
| config BT_HCI |
| bool "HCI-based" |
| help |
| HCI-based stack with optional host & controller parts and an |
| HCI driver in between. |
| |
| config BT_CUSTOM |
| bool "Custom" |
| help |
| Select a custom, non-HCI based stack. If you're not sure what |
| this is, you probably want the HCI-based stack instead. |
| |
| endchoice |
| |
| # The Bluetooth subsystem requires the system workqueue to execute at |
| # a cooperative priority. |
| config SYSTEM_WORKQUEUE_PRIORITY |
| range -256 -1 |
| |
| if BT_HCI |
| |
| config BT_HCI_RAW |
| bool "RAW HCI access" |
| help |
| This option allows to access Bluetooth controller |
| from the application with the RAW HCI protocol. |
| |
| config BT_HCI_RAW_H4 |
| bool "RAW HCI H:4 transport" |
| help |
| This option enables HCI RAW access to work over an H:4 |
| transport, note that it still need to be selected at runtime. |
| |
| config BT_HCI_RAW_H4_ENABLE |
| bool "RAW HCI H:4 transport enable" |
| depends on BT_HCI_RAW_H4 |
| help |
| This option enables use of H:4 transport for HCI RAW access at |
| build time. |
| |
| config BT_HCI_RAW_RESERVE |
| int "Buffer headroom needed for HCI transport" |
| depends on BT_HCI_RAW |
| default 1 if BT_HCI_RAW_H4 |
| default 0 |
| help |
| This option is used by the HCI raw transport implementation to |
| declare how much headroom it needs for any HCI transport headers. |
| |
| config BT_HCI_RAW_CMD_EXT |
| bool "RAW HCI Command Extension" |
| help |
| This option enables HCI RAW command extension so the driver can |
| register it own command table extension. |
| |
| config BT_PERIPHERAL |
| bool "Peripheral Role support" |
| select BT_BROADCASTER |
| select BT_CONN |
| default y if BT_HCI_RAW |
| help |
| Select this for LE Peripheral role support. |
| |
| config BT_CENTRAL |
| bool "Central Role support" |
| select BT_OBSERVER |
| select BT_CONN |
| default y if BT_HCI_RAW |
| help |
| Select this for LE Central role support. |
| |
| config BT_BROADCASTER |
| bool "Broadcaster Role support" |
| default y if !BT_OBSERVER |
| help |
| Select this for LE Broadcaster role support. |
| |
| config BT_OBSERVER |
| bool "Observer Role support" |
| help |
| Select this for LE Observer role support. |
| |
| rsource "Kconfig.adv" |
| |
| config BT_CONN |
| bool |
| |
| config BT_MAX_CONN |
| int "Maximum number of simultaneous connections" |
| depends on BT_CONN |
| range 1 250 |
| default 2 if BT_MESH_GATT_CLIENT |
| default 1 |
| help |
| Maximum number of simultaneous Bluetooth connections |
| supported. |
| |
| config BT_CONN_TX |
| bool |
| default BT_CONN || BT_ISO_BROADCASTER |
| help |
| Hidden configuration that is true if ACL or broadcast ISO is enabled |
| |
| if BT_CONN |
| config BT_HCI_ACL_FLOW_CONTROL |
| bool "Controller to Host ACL flow control support" |
| # Enable if building a Host-only build |
| default y if !BT_CTLR && !BT_STM32_IPM && !BT_ESP32 |
| # Enable if building a Controller-only build |
| default y if BT_HCI_RAW |
| select POLL |
| help |
| Enable support for throttling ACL buffers from the controller |
| to the host. This is particularly useful when the host and |
| controller are on separate cores since it ensures that we do |
| not run out of incoming ACL buffers. |
| |
| config BT_REMOTE_VERSION |
| bool "Allow fetching of remote version" |
| # Enable if building a Controller-only build |
| default y if BT_HCI_RAW |
| help |
| Enable this to get access to the remote version in the Controller and |
| in the Host through bt_conn_get_remote_info(). The fields in question |
| can then be found in the bt_conn_remote_info struct. |
| |
| config BT_PHY_UPDATE |
| bool "PHY Update" |
| default y |
| depends on !BT_CTLR || BT_CTLR_PHY_UPDATE_SUPPORT |
| help |
| Enable support for Bluetooth 5.0 PHY Update Procedure. |
| |
| config BT_DATA_LEN_UPDATE |
| bool "Data Length Update" |
| default y |
| depends on !BT_CTLR || BT_CTLR_DATA_LEN_UPDATE_SUPPORT |
| help |
| Enable support for Bluetooth v4.2 LE Data Length Update procedure. |
| |
| config BT_PER_ADV_SYNC_TRANSFER_RECEIVER |
| bool "Periodic Advertising Sync Transfer receiver" |
| depends on !BT_CTLR || BT_CTLR_SYNC_TRANSFER_RECEIVER_SUPPORT |
| |
| config BT_PER_ADV_SYNC_TRANSFER_SENDER |
| bool "Periodic Advertising Sync Transfer sender" |
| depends on !BT_CTLR || BT_CTLR_SYNC_TRANSFER_SENDER_SUPPORT |
| |
| config BT_SCA_UPDATE |
| bool "Sleep Clock Accuracy Update" |
| default y if BT_ISO_PERIPHERAL || BT_ISO_CENTRAL |
| depends on !BT_CTLR || BT_CTLR_SCA_UPDATE_SUPPORT |
| help |
| Enable support for Bluetooth 5.1 Sleep Clock Accuracy Update Procedure |
| endif # BT_CONN |
| |
| rsource "Kconfig.iso" |
| rsource "common/Kconfig" |
| rsource "host/Kconfig" |
| rsource "controller/Kconfig" |
| rsource "shell/Kconfig" |
| rsource "crypto/Kconfig" |
| |
| endif # BT_HCI |
| |
| config BT_COMPANY_ID |
| hex "Company Id" |
| default 0x05F1 |
| range 0x0000 0xFFFF |
| help |
| Set the Bluetooth Company Identifier for this device. The Linux |
| Foundation's Company Identifier (0x05F1) is the default value for |
| this option although silicon vendors and hardware manufacturers |
| can set their own. Note that the controller's Company Identifier is |
| controlled by BT_CTLR_COMPANY_ID. The full list of Bluetooth |
| Company Identifiers can be found here: |
| https://www.bluetooth.com/specifications/assigned-numbers/company-identifiers |
| |
| endif # BT |
