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syscfg.defs:
    BLE_HOST:
        description: 'Indicates that a BLE host is present.'
        value: 1

    BLE_HS_AUTO_START:
        description: >
                Causes the BLE host to automatically start during system
                initialization.
        value: 1

    # Debug settings.
    BLE_HS_DEBUG:
        description: 'Enables extra runtime assertions.'
        value: 0
    BLE_HS_PHONY_HCI_ACKS:
        description: >
            Rather than wait for HCI acknowledgements from a controller, the
            host simulates incoming acks.  Only recommended for test code
            running in the simulator.
        value: 0
    BLE_HS_REQUIRE_OS:
        description: >
            Specifies whether the host can depend on the kernel being present.
            This should only be disabled for unit tests running in the
            simulator.
        value: 1

    # Monitor interface settings
    BLE_MONITOR_UART:
        description: Enables monitor interface over UART
        value: 0
    BLE_MONITOR_UART_DEV:
        description: Monitor interface UART device
        value: '"uart0"'
    BLE_MONITOR_UART_BAUDRATE:
        description: Baudrate for monitor interface UART
        value: 1000000
    BLE_MONITOR_UART_BUFFER_SIZE:
        description: >
            Monitor interface ringbuffer size for UART.
            This value should be a power of 2.
        value: 64
    BLE_MONITOR_RTT:
        description: Enables monitor interface over RTT
        value: 0
    BLE_MONITOR_RTT_BUFFER_NAME:
        description: Monitor interface upstream buffer name
        value: '"btmonitor"'
    BLE_MONITOR_RTT_BUFFER_SIZE:
        description: Monitor interface upstream buffer size
        value: 256
    BLE_MONITOR_RTT_BUFFERED:
        description: >
            Enables buffering when using monitor interface over RTT. The data
            are written to RTT once complete packet is created in intermediate
            buffer. This allows to skip complete packet if there is not enough
            space in RTT buffer (e.g. there is no reader connected). If disabled,
            monitor will simply block waiting for RTT to free space in buffer.
        value: 1
    BLE_MONITOR_CONSOLE_BUFFER_SIZE:
        description: >
            Size of internal buffer for console output. Any line exceeding this
            length value will be split.
        value: 128

    # L2CAP settings.
    BLE_L2CAP_MAX_CHANS:
        description: >
            The number of L2CAP channels to allocate.  The default value allows
            for the signal, ATT, and SM channels for each connection.
        value: '3*MYNEWT_VAL_BLE_MAX_CONNECTIONS'
    BLE_L2CAP_SIG_MAX_PROCS:
        description: >
            The maximum number of concurrent L2CAP signal procedures.
        value: 1
    BLE_L2CAP_JOIN_RX_FRAGS:
        description: >
            Whether to collapse incoming L2CAP fragments into a minimal set of
            mbufs.
                1: Slower, more memory efficient.
                0: Faster, less memory efficient.
        value: 1
    BLE_L2CAP_RX_FRAG_TIMEOUT:
        description: >
            Expiry time for incoming data packets (ms).  If this much time
            passes since the previous fragment was received, the connection is
            terminated.  A value of 0 means no timeout.
        value: 30000
    BLE_L2CAP_COC_MAX_NUM:
        description: >
            Defines maximum number of LE Connection Oriented Channels channels.
            When set to (0), LE COC is not compiled in.
        value: 0
    BLE_L2CAP_COC_MPS:
        description: >
            Defines the MPS of L2CAP COC module. This is actually NimBLE's internal
            L2CAP MTU. The default MPS size is chosen in a way, that the MPS plus
            the required HCI and L2CAP headers fit into the smallest available
            MSYS blocks.
        value: 'MYNEWT_VAL_MSYS_1_BLOCK_SIZE-8'

    # Security manager settings.
    BLE_SM_LEGACY:
        description: 'Security manager legacy pairing.'
        value: 1
    BLE_SM_SC:
        description: 'Security manager secure connections (4.2).'
        value: 0

    BLE_SM_MAX_PROCS:
        description: >
            The maximum number of concurrent security manager procedures.
        value: 1
    BLE_SM_IO_CAP:
        description: >
            The IO capabilities to report during pairing.  Valid values are:
                BLE_HS_IO_DISPLAY_ONLY
                BLE_HS_IO_DISPLAY_YESNO
                BLE_HS_IO_KEYBOARD_ONLY
                BLE_HS_IO_NO_INPUT_OUTPUT
                BLE_HS_IO_KEYBOARD_DISPLAY
        value: 'BLE_HS_IO_NO_INPUT_OUTPUT'
    BLE_SM_OOB_DATA_FLAG:
        description: >
            Whether the out-of-band pairing algorithm is advertised. (0/1)
        value: 0
    BLE_SM_BONDING:
        description: >
            Enables bonding (persistence and restoration of secure links). (0/1)
        value: 0
    BLE_SM_MITM:
        description: >
            Whether man-in-the-middle protection is advertised during
            pairing. (0/1)
        value: 0
    BLE_SM_KEYPRESS:
        description: >
            Whether keypress support is advertised during pairing. (0/1)
        value: 0
    BLE_SM_OUR_KEY_DIST:
        description: >
            A bitmap indicating which keys to distribute during pairing.  The
            bits are defined as follows:
                0x01: BLE_SM_PAIR_KEY_DIST_ENC
                0x02: BLE_SM_PAIR_KEY_DIST_ID
                0x04: BLE_SM_PAIR_KEY_DIST_SIGN
                0x08: BLE_SM_PAIR_KEY_DIST_LINK
        value: 0
    BLE_SM_THEIR_KEY_DIST:
        description: >
            A bitmap indicating which keys to accept during pairing.  The
            bits are defined as follows:
                0x01: BLE_SM_PAIR_KEY_DIST_ENC
                0x02: BLE_SM_PAIR_KEY_DIST_ID
                0x04: BLE_SM_PAIR_KEY_DIST_SIGN
                0x08: BLE_SM_PAIR_KEY_DIST_LINK
        value: 0
    BLE_SM_SC_DEBUG_KEYS:
        description: >
            Enable SM debug mode. In this mode SM uses predefined DH key pair as
            described in Core Specification 5.0, Vol. 3, Part H, 2.3.5.6.1. This
            allows to decrypt air traffic easily and thus should be only used
            for debugging.
        value: 0

    # GAP options.
    BLE_GAP_MAX_PENDING_CONN_PARAM_UPDATE:
        description: >
            Controls the number of connection parameter updates that can be pending
            simultaneously. Devices with many concurrent connections may need
            to increase this value.
        value: 1

    # Supported GATT procedures.  By default:
    #     o Notify and indicate are enabled;
    #     o All other procedures are enabled for centrals.
    BLE_GATT_DISC_ALL_SVCS:
        description: >
            Enables the Discover All Primary Services GATT procedure. (0/1)
        value: MYNEWT_VAL_BLE_ROLE_CENTRAL
    BLE_GATT_DISC_SVC_UUID:
        description: >
            Enables the Discover Primary Services by Service UUID GATT
            procedure. (0/1)
        value: MYNEWT_VAL_BLE_ROLE_CENTRAL
    BLE_GATT_FIND_INC_SVCS:
        description: >
            Enables the Find Included Services GATT procedure. (0/1)
        value: MYNEWT_VAL_BLE_ROLE_CENTRAL
    BLE_GATT_DISC_ALL_CHRS:
        description: >
            Enables the Discover All Characteristics of a Service GATT
            procedure. (0/1)
        value: MYNEWT_VAL_BLE_ROLE_CENTRAL
    BLE_GATT_DISC_CHR_UUID:
        description: >
            Enables the Discover Characteristics by UUID GATT procedure. (0/1)
        value: MYNEWT_VAL_BLE_ROLE_CENTRAL
    BLE_GATT_DISC_ALL_DSCS:
        description: >
            Enables the Discover All Primary Services GATT procedure. (0/1)
        value: MYNEWT_VAL_BLE_ROLE_CENTRAL
    BLE_GATT_READ:
        description: >
            Enables the Read Characteristic Value GATT procedure. (0/1)
            (0/1)
        value: MYNEWT_VAL_BLE_ROLE_CENTRAL
    BLE_GATT_READ_UUID:
        description: >
            Enables the Read Using Characteristic UUID GATT procedure. (0/1)
        value: MYNEWT_VAL_BLE_ROLE_CENTRAL
    BLE_GATT_READ_LONG:
        description: >
            Enables the Read Long Characteristic Values GATT procedure. (0/1)
        value: MYNEWT_VAL_BLE_ROLE_CENTRAL
    BLE_GATT_READ_MULT:
        description: >
            Enables the Read Multiple Characteristic Values GATT procedure.
            (0/1)
        value: MYNEWT_VAL_BLE_ROLE_CENTRAL
    BLE_GATT_WRITE_NO_RSP:
        description: >
            Enables the Write Without Response GATT procedure. (0/1)
        value: MYNEWT_VAL_BLE_ROLE_CENTRAL
    BLE_GATT_SIGNED_WRITE:
        description: >
            Enables the Signed Write Without Response GATT procedure. (0/1)
        value: MYNEWT_VAL_BLE_ROLE_CENTRAL
    BLE_GATT_WRITE:
        description: >
            Enables the Write Characteristic Value GATT procedure. (0/1)
        value: MYNEWT_VAL_BLE_ROLE_CENTRAL
    BLE_GATT_WRITE_LONG:
        description: >
            Enables the Write Long Characteristic Values GATT procedure. (0/1)
        value: MYNEWT_VAL_BLE_ROLE_CENTRAL
    BLE_GATT_WRITE_RELIABLE:
        description: >
            Enables the Reliable Writes GATT procedure. (0/1)
        value: MYNEWT_VAL_BLE_ROLE_CENTRAL
    BLE_GATT_NOTIFY:
        description: >
            Enables sending and receiving of GATT notifications. (0/1)
        value: 1
    BLE_GATT_INDICATE:
        description: >
            Enables sending and receiving of GATT indications. (0/1)
        value: 1

    # GATT options.
    BLE_GATT_READ_MAX_ATTRS:
        description: >
            The maximum number of attributes that can be read with a single
            GATT Read Multiple Characteristic Values procedure. (0/1)
        value: 8
    BLE_GATT_WRITE_MAX_ATTRS:
        description: >
            The maximum number of attributes that can be written with a single
            GATT Reliable Write procedure. (0/1)
        value: 4
    BLE_GATT_MAX_PROCS:
        description: >
            The maximum number of concurrent client GATT procedures. (0/1)
        value: 4
    BLE_GATT_RESUME_RATE:
        description: >
            The rate to periodically resume GATT procedures that have stalled
            due to memory exhaustion. (0/1)  Units are milliseconds. (0/1)
        value: 1000

    # Supported server ATT commands. (0/1)
    BLE_ATT_SVR_FIND_INFO:
        description: >
            Enables processing of incoming Find Information Request ATT
            commands. (0/1)
        value: 1
    BLE_ATT_SVR_FIND_TYPE:
        description: >
            Enables processing of incoming Find By Type Value Request ATT
            commands. (0/1)
        value: 1
    BLE_ATT_SVR_READ_TYPE:
        description: >
            Enables processing of incoming Read By Type Request ATT commands.
            (0/1)
        value: 1
    BLE_ATT_SVR_READ:
        description: >
            Enables processing of incoming Read Request ATT commands. (0/1)
        value: 1
    BLE_ATT_SVR_READ_BLOB:
        description: >
            Enables processing of incoming Read Blob Request ATT commands.
            (0/1)
        value: 1
    BLE_ATT_SVR_READ_MULT:
        description: >
            Enables processing of incoming Read Multiple Request ATT commands.
            (0/1)
        value: 1
    BLE_ATT_SVR_READ_GROUP_TYPE:
        description: >
            Enables processing of incoming Read by Group Type Request ATT
            commands. (0/1)
        value: 1
    BLE_ATT_SVR_WRITE:
        description: >
            Enables processing of incoming Write Request ATT commands. (0/1)
        value: 1
    BLE_ATT_SVR_WRITE_NO_RSP:
        description: >
            Enables processing of incoming Write Command ATT commands. (0/1)
        value: 1
    BLE_ATT_SVR_SIGNED_WRITE:
        description: >
            Enables processing of incoming Signed Write Command ATT commands.
            (0/1)
        value: 1
    BLE_ATT_SVR_QUEUED_WRITE:
        description: >
            Enables processing of incoming Prepare Write Request and Execute
            Write Request ATT commands. (0/1)
        value: 1
    BLE_ATT_SVR_NOTIFY:
        description: >
            Enables processing of incoming Handle Value Notification ATT
            commands. (0/1)
        value: 1
    BLE_ATT_SVR_INDICATE:
        description: >
            Enables processing of incoming Handle Value Indication ATT
            commands.  (0/1)
        value: 1

    # ATT options.
    BLE_ATT_PREFERRED_MTU:
        description: The preferred MTU to indicate in MTU exchange commands.
        value: 256

    BLE_ATT_SVR_MAX_PREP_ENTRIES:
        description: >
            A GATT server uses these when a peer performs a "write long
            characteristic values" or "write long characteristic descriptors"
            procedure.  One of these resources is consumed each time a peer
            sends a partial write.
        value: 64

    BLE_ATT_SVR_QUEUED_WRITE_TMO:
        description: >
            Expiry time for incoming ATT queued writes (ms).  If this much
            time passes since the previous prepared write was received, the
            connection is terminated.  A value of 0 means no timeout.
        value: 30000

    # Privacy options.
    BLE_RPA_TIMEOUT:
        description: >
            The rate that new random addresses should be generated (seconds).
        value: 300

    # Store settings.
    BLE_STORE_MAX_BONDS:
        description: >
            Maximum number of bonds that can be persisted.  Note: increasing
            this value may also require increasing the capacity of the
            underlying storage mechanism.
        value: 3
    BLE_STORE_MAX_CCCDS:
        description: >
            Maximum number of client characteristic configuration descriptors
            that can be persisted.  Note: increasing this value may also
            require increasing the capacity of the underlying storage
            mechanism.

        value: 8

    BLE_MESH:
        description: >
            This option enables Bluetooth Mesh support. The specific
            features that are available may depend on other features
            that have been enabled in the stack, such as GATT support.
        value: 0

    # Flow control settings.
    BLE_HS_FLOW_CTRL:
        description: >
            Whether to enable host-side flow control.  This should only be
            enabled in host-only setups (i.e., not combined-host-controller).
        value: 0

    BLE_HS_FLOW_CTRL_ITVL:
        description: >
            The interval, in milliseconds, that the host should provide
            number-of-completed-packets updates to the controller.
        value: 1000

    BLE_HS_FLOW_CTRL_THRESH:
        description: >
            If the number of data buffers available to the controller falls to
            this number, immediately send a number-of-completed-packets event.
            The free buffer count is calculated as follows:
            (total-acl-bufs - bufs-freed-since-last-num-completed-event).
        value: 2

    BLE_HS_FLOW_CTRL_TX_ON_DISCONNECT:
        description: >
            If enabled, the host will immediately transmit a
            host-number-of-completed-packets command whenever a connection
            terminates.  This behavior is not required by the standard, but is
            a necessary workaround when interfacing with some controllers.
        value: 0

    BLE_HS_STOP_ON_SHUTDOWN:
        description: >
            Stops the Bluetooth host when the system shuts down.  Stopping
            entails aborting all GAP procedures and terminating open
            connections.
        value: 1
    BLE_HS_SYSINIT_STAGE:
        description: >
            Sysinit stage for the NimBLE host.
        value: 200

syscfg.vals.BLE_MESH:
    BLE_SM_SC: 1