85 lines
2.8 KiB
Plaintext
85 lines
2.8 KiB
Plaintext
# Copyright Runtime.io 2018. All rights reserved.
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# Copyright Nordic Semiconductor ASA 2020-2022. All rights reserved.
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# SPDX-License-Identifier: Apache-2.0
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# The Kconfig file is dedicated to transport subdirectory of MCUmgr
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# subsystem and provides Kconfig options to control aspects of
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# transport, in general, that are not otherwise controlled by
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# options belonging to transport specifically.
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#
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# Options defined in this file should be prefixed:
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# MCUMGR_TRANSPORT_ -- general transport options;
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# MCUMGR_TRANSPORT_WORKQUEUE -- for workqueue configuration;
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# MCUMGR_TRANSPORT_NETBUF -- for Net Buf related configuration.
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config MCUMGR_TRANSPORT_WORKQUEUE_STACK_SIZE
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int "MCUmgr transport workqueue stack size"
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default 2048
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help
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Stack size of the MCUmgr for transport subsystem work queue.
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config MCUMGR_TRANSPORT_WORKQUEUE_THREAD_PRIO
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int "MCUmgr transport workqueue thread priority"
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default 3
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help
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Scheduling priority of the MCUmgr transport subsystem work queue.
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config MCUMGR_TRANSPORT_REASSEMBLY
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bool
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help
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Enable structures and functions needed for packet reassembly by SMP backend.
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config MCUMGR_TRANSPORT_NETBUF_COUNT
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int "Number of mcumgr buffers"
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default 2 if MCUMGR_TRANSPORT_UDP
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default 4
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help
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The number of net_bufs to allocate for mcumgr. These buffers are
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used for both requests and responses.
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config MCUMGR_TRANSPORT_NETBUF_SIZE
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int "Size of each mcumgr buffer"
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default 2048 if MCUMGR_TRANSPORT_UDP
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default 384
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help
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The size, in bytes, of each mcumgr buffer. This value must satisfy
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the following relation:
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MCUMGR_TRANSPORT_NETBUF_SIZE >= transport-specific-MTU + transport-overhead
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In case when MCUMGR_TRANSPORT_SHELL is enabled this value should be set to
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at least MCUMGR_GRP_SHELL_BACKEND_DUMMY_BUF_SIZE + 32.
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config MCUMGR_TRANSPORT_NETBUF_MIN_USER_DATA_SIZE
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int
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default 24 if MCUMGR_TRANSPORT_UDP && NET_IPV6
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default 8 if MCUMGR_TRANSPORT_UDP && MCUMGR_TRANSPORT_UDP_IPV4
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default 8 if MCUMGR_TRANSPORT_BT
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default 4
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help
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Hidden option to determine minimum user data size.
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config MCUMGR_TRANSPORT_NETBUF_USER_DATA_SIZE
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int "Size of mcumgr buffer user data"
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range MCUMGR_TRANSPORT_NETBUF_MIN_USER_DATA_SIZE 128
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default MCUMGR_TRANSPORT_NETBUF_MIN_USER_DATA_SIZE
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help
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The size, in bytes, of user data to allocate for each mcumgr buffer.
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Different mcumgr transports impose different requirements for this
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setting. A value of 4 is sufficient for UART and shell, a value of 8
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is sufficient for Bluetooth. For UDP, the userdata must be large
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enough to hold IPv4/IPv6 addresses.
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module = MCUMGR_TRANSPORT
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module-str = mcumgr_transport
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source "subsys/logging/Kconfig.template.log_config"
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rsource "Kconfig.dummy"
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rsource "Kconfig.bluetooth"
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rsource "Kconfig.shell"
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rsource "Kconfig.uart"
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rsource "Kconfig.udp"
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