575 lines
14 KiB
Plaintext
575 lines
14 KiB
Plaintext
# networking.kconf - Generic networking configuration options
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#
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# Copyright (c) 2015 Intel Corporation.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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#
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# Networking options
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#
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menuconfig NETWORKING
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bool
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prompt "Generic networking support"
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select NANO_TIMEOUTS
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select NANO_TIMERS
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select NET_BUF
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default n
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help
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This option enabled generic networking support.
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if NETWORKING
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config IP_BUF_RX_SIZE
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int "Number of IP net buffers to use when receiving data"
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default 1
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help
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Each network buffer will contain one received IPv6 or IPv4 packet.
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Each buffer will occupy 1280 bytes of memory.
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config IP_BUF_TX_SIZE
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int "Number of IP net buffers to use when sending data"
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default 2
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help
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Each network buffer will contain one sent IPv6 or IPv4 packet.
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Each buffer will occupy 1280 bytes of memory.
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config IP_RX_STACK_SIZE
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int "RX fiber stack size"
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default 1024
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help
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Set the RX fiber stack size in bytes. The RX fiber is waiting
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network packets from lower level bearers. It will then run the
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packet through IP stack which validates the packet and passes
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it eventually to application.
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config IP_TX_STACK_SIZE
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int "TX fiber stack size"
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default 1024
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help
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Set the TX fiber stack size in bytes. The TX fiber is waiting
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data from application. It will then validate the data and push
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it to network driver to be sent out.
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config IP_TIMER_STACK_SIZE
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int "Timer fiber stack size"
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default 1536
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help
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Set the timer fiber stack size in bytes. The timer fiber is
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responsible for handling re-transmissions and periodic network
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packet sending like IPv6 router solicitations.
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config NET_MAX_CONTEXTS
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int "How many network context to use"
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default 2
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help
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The network context is similar concept as network socket.
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It defines a network endpoint and number of context depends
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on application usage.
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config UDP_MAX_CONNECTIONS
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int "How many UDP connections can be used"
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default 2
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help
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Amount of concurrent UDP connections.
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choice
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prompt "Internet Protocol version"
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depends on NETWORKING
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help
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The IP stack can either support IPv6 or IPv4 but
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not both at the same time. The IPv6 support should
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be selected by default as there is limited set of
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network bearers provided that support IPv4.
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default NETWORKING_WITH_IPV6
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config NETWORKING_WITH_IPV6
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bool "IPv6"
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help
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Choose this if unsure.
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config NETWORKING_WITH_IPV4
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bool "IPv4"
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help
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Legacy IP.
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endchoice
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source "net/ip/Kconfig.debug"
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config NETWORKING_STATISTICS
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bool
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prompt "Enable IP statistics gathering"
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depends on NETWORKING
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default n
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help
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This is only for debugging the network. Do not activate
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this in live system! The option uses memory and slows
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down IP packet processing.
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if NETWORKING_WITH_IPV6
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config NETWORKING_IPV6_NO_ND
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bool
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prompt "Disable IPv6 neighbor discovery"
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depends on NETWORKING
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depends on NETWORKING_WITH_IPV6
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default n
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help
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Normally ND should be enabled but in order to simplify
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the network setup it can be turned off if using
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slip and tun device.
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config NETWORKING_MAX_NEIGHBORS
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int "Max number of neighbors"
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depends on NETWORKING
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depends on NETWORKING_WITH_IPV6
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default 4
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help
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Specifies the maximum number of neighbors that each node will
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be able to handle.
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endif
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config NETWORKING_WITH_TCP
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bool
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prompt "Enable TCP protocol"
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depends on NETWORKING
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default n
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help
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Enable Transmission and Control Protocol (TCP) support.
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config TCP_MAX_CONNECTIONS
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int "Maximum number of connections"
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depends on NETWORKING_WITH_TCP
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default 2
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help
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Tweak the TCP maximum segment size. Normally one should
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not change this but let the IP stack to calculate a best
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size for it.
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config TCP_DISABLE_ACTIVE_OPEN
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bool
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prompt "Disallow host to initiate connection attempt"
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depends on NETWORKING_WITH_TCP
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default n
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help
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By default application is allowed to initiate a TCP
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connection attempt. If the application is only acting
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as a server, then some memory can be saved by disabling
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the client role.
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config TCP_MSS
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int
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prompt "TCP maximum segment size"
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depends on NETWORKING_WITH_TCP
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default 0
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help
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Tweak the TCP maximum segment size. Normally one should
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not change this but let the IP stack to calculate a best
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size for it.
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config TCP_RECEIVE_WINDOW
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int
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prompt "TCP receive window size"
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depends on NETWORKING_WITH_TCP
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default 0
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help
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Tweak the TCP receive window size. Normally one should
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not change this but let the IP stack to calculate a best
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size for it.
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config NETWORKING_WITH_RPL
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bool
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prompt "Enable RPL (ripple) IPv6 mesh routing protocol"
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depends on NETWORKING && NETWORKING_WITH_IPV6
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default n
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help
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Enable RPL (RFC 6550) IPv6 Routing Protocol for
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Low-Power and Lossy Networks.
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config RPL_STATS
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bool
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prompt "Enable RPL statistics"
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depends on NETWORKING_WITH_RPL
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select NETWORKING_STATISTICS
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default n
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help
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Enable RPL statistics support.
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config RPL_PROBING
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bool
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prompt "Enable RPL probing"
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depends on NETWORKING_WITH_RPL
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default n
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help
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Enable RPL probing support. When enabled, probes will be sent
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periodically to keep parent link estimates up to date.
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choice
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prompt "Objective function"
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depends on NETWORKING_WITH_RPL
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help
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The objective function to use. All RPL nodes in a DODAG
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must use the same OF.
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The default is MRHOF, see RFC 6719 for details.
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Other alternative is OF0, see RFC 6552 for details.
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default RPL_WITH_MRHOF
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config RPL_WITH_MRHOF
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bool "Minimum Rank with Hysteresis, RFC 6719"
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help
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Choose this (MRHOF) if unsure.
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config RPL_WITH_OF0
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bool "OF Zero, RFC 6552"
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help
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Objective function zero (OF0).
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endchoice
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config NETWORKING_WITH_LOOPBACK
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bool
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prompt "Enable loopback driver"
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depends on NETWORKING
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default n
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help
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Enable a simple loopback driver that installs
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IPv6 loopback addresses into routing table and
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neighbor cache. All packets transmitted are
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looped back to the receiving fifo/fiber.
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config NETWORK_LOOPBACK_TEST_COUNT
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int "How many packets the loopback test passes"
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depends on NETWORKING_WITH_LOOPBACK
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default 0
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help
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If set to 0, then the loopback test runs forever.
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choice
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prompt "Wired networking support"
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depends on NETWORKING
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default NETWORKING_NO_WIRED
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config NETWORKING_NO_WIRED
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bool "No wired network driver"
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help
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Do not enable any wired network driver. It is still
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possible to select other types of network drivers if
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this option is selected.
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config NETWORKING_UART
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bool "Network UART/slip driver"
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select UART_PIPE
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help
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Enable UART driver for passing IPv6 packets using slip.
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config ETHERNET
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bool "Ethernet drivers"
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help
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Include Ethernet drivers in system config. This
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option enables Ethernet support in the core network
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subsystem, but it is necessary to also select a
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specific Ethernet device driver.
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endchoice
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config NETWORKING_DEBUG_UART
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bool
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prompt "Network UART driver debug"
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depends on NETWORKING_UART && NETWORKING_WITH_LOGGING
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default n
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help
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This option enables debug support for network UART
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driver.
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config ETHERNET_DEBUG
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bool
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prompt "Network Ethernet driver debug"
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depends on NETWORKING_WITH_LOGGING && ETHERNET
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default n
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help
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This option enables debug support for Ethernet drivers.
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config L2_BUFFERS
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bool
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default n
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config NETWORKING_WITH_15_4
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bool
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prompt "Enable 802.15.4 driver"
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depends on NETWORKING && NETWORKING_WITH_IPV6
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select L2_BUFFERS
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default n
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help
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Enable 802.15.4 driver that receives the IPv6 packet,
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does header compression on it and writes it to the
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802.15.4 stack Tx FIFO. The 802.15.4 Tx fiber will pick up
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the header compressed IPv6 6lowpan packet and fragment
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it into suitable chunks ready to be sent to the 802.15.4
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hw driver
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config NETWORKING_WITH_15_4_ALWAYS_ACK
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bool
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prompt "Always request 802.15.4 packet acknowledgment"
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depends on NETWORKING_WITH_15_4
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default n
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help
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This is meant to be used for testing only. Requesting an
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acknowledgment on all data packet will draw power resource.
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Use case for this option it for testing only.
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# Using nullmac 802.15.4 driver only.
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config NETWORKING_WITH_15_4_MAC_NULL
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bool
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default y
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choice
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prompt "802.15.4 RDC Driver"
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depends on NETWORKING && NETWORKING_WITH_15_4
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help
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The 802.15.4 RDC (Radio Duty Cycle) layer can use either
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sicslowmac or simplerdc.
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config NETWORKING_WITH_15_4_RDC_SIMPLE
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bool
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prompt "simplerdc driver"
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help
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Enable simplerdc driver.
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config NETWORKING_WITH_15_4_RDC_SICSLOWMAC
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bool
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prompt "sicslowmac driver"
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help
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Enable sicslowmac driver.
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endchoice
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config 15_4_RX_STACK_SIZE
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int "Stack size of 802.15.4 RX fiber"
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depends on NETWORKING_WITH_15_4
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default 1024
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help
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Set the 802.15.4 RX fiber stack size in bytes. The RX fiber
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is waiting network packets from 802.15.4 device driver.
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It will then run the packet through 6LoWPAN stack which
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uncompresses and de-fragments the packet and passes those to
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upper layers.
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config 15_4_TX_STACK_SIZE
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int "Stack size of 802.15.4 TX fiber"
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depends on NETWORKING_WITH_15_4
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default 4096
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help
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Set the 802.15.4 TX fiber stack size in bytes. The TX fiber
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is waiting network packets from IP stack. It then feeds those
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to 6LoWPAN stack which compresses and fragments packets before
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passing the fragments to 802.15.4 device driver. Note that
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this stack needs to be bigger that TX stack because stack is
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used to store the fragmented 802.15.4 packets.
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config 15_4_BEACON_SUPPORT
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bool
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prompt "Enable 802.15.4 beacon support"
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depends on NETWORKING_WITH_15_4
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default n
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help
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Enable 802.15.4 beacon support
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config 15_4_BEACON_STATS
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bool
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prompt "Enable 802.15.4 beacon statistics"
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depends on NETWORKING_WITH_15_4
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depends on 15_4_BEACON_SUPPORT
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select NETWORKING_STATISTICS
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default n
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help
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Enable 802.15.4 beacon statistics support.
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config NETWORKING_WITH_15_4_PAN_ID
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hex
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prompt "IEEE 802.15.4 PAN id/address"
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depends on NETWORKING_WITH_15_4
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default 0xabcd
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help
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All the 802.15.4 devices that want to connect to each
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other need to have same PAN id (address).
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Default PAN id is 0xABCD
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choice
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prompt "802.15.4 Radio Driver"
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depends on NETWORKING && NETWORKING_WITH_15_4
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default n
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help
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The 802.15.4 layer can either support loopback within
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or loopback with uart but not both at the same time.
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config NETWORKING_WITH_15_4_TI_CC2520
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bool
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prompt "TI CC2520"
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select TEST_RANDOM_GENERATOR
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help
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Enable Texas Instruments CC2520 802.15.4 radio driver.
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config NETWORKING_WITH_15_4_LOOPBACK
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bool
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prompt "Loopback"
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help
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Enable 802.15.4 loopback radio driver that receives
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the 802.15.4 frame and put it back 802.15.4 Rx Fifo.
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config NETWORKING_WITH_15_4_LOOPBACK_UART
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bool
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prompt "Loopback with UART"
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select UART_PIPE
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help
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Enable 802.15.4 loopback radio driver that sends
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802.15.4 frames out of qemu through uart and receive
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frames through uart. This way one can test 802.15.4 frames
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between two qemus
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endchoice
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config NETWORKING_WITH_BT
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bool
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prompt "Enable Bluetooth driver"
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depends on NETWORKING && NETWORKING_WITH_IPV6
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select L2_BUFFERS
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select NETWORKING_IPV6_NO_ND
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select NETWORKING_WITH_6LOWPAN
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select 6LOWPAN_COMPRESSION_IPHC
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select BLUETOOTH
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select BLUETOOTH_PERIPHERAL
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select BLUETOOTH_L2CAP_DYNAMIC_CHANNEL
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default n
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help
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Enable Bluetooth driver that send and receives IPv6 packets,
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does header compression on it and writes it to the
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Bluetooth stack via L2CAP channel.
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config NETWORKING_WITH_6LOWPAN
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bool
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prompt "Enable 6LoWPAN (IPv6 compression) in the uIP stack"
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depends on NETWORKING
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depends on NETWORKING_WITH_15_4 || NETWORKING_WITH_BT
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default n
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help
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Enable 6LoWPAN in uIP stack. Currently this requires 802.15.4
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stack to be enabled.
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choice
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prompt "6LoWPAN compression method"
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depends on NETWORKING_WITH_6LOWPAN
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help
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Select the compression method that is used in 6LoWPAN.
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default 6LOWPAN_COMPRESSION_IPV6
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config 6LOWPAN_COMPRESSION_IPV6
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bool "No compression"
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help
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Choose this if unsure.
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config 6LOWPAN_COMPRESSION_IPHC
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bool "IP header compression"
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help
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IP header compression
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endchoice
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config TINYDTLS
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bool
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prompt "Enable tinyDTLS support."
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depends on NETWORKING
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default n
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help
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Enable tinyDTLS support so that applications can use it.
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This is needed at least in CoAP.
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config TINYDTLS_DEBUG
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bool
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prompt "Enable tinyDTLS debugging support."
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depends on TINYDTLS
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default n
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help
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Enable tinyDTLS debugging support.
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config ER_COAP
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bool
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prompt "Enable Erbium CoAP engine support."
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depends on NETWORKING
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default n
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help
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Enable Erbium CoAP engine support so that applications can use it.
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config ER_COAP_WITH_DTLS
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bool
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prompt "Use DTLS in CoAP"
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depends on ER_COAP
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select TINYDTLS
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default n
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help
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Make CoAP engine use DTLS. Note that if you activate DTLS, you
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are not able to send or receive non-DTLS CoAP messages, and
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vice versa.
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config COAP_STATS
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bool
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prompt "Enable CoAP statistics"
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depends on ER_COAP
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select NETWORKING_STATISTICS
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default n
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help
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Enable CoAP statistics support.
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config ER_COAP_CLIENT
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bool
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prompt "Enable CoAP client support"
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depends on ER_COAP
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default n
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help
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Compile in client CoAP support.
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config DHCP
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bool
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prompt "Enable DHCP support."
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depends on NETWORKING && NETWORKING_WITH_IPV4
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default n
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help
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Enable DHCP support so that applications can use it.
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choice
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prompt "DHCP message type"
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depends on DHCP
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help
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Select the DHCP message type broadcast or unicast.
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default DHCP_BROADCAST
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config DHCP_BROADCAST
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bool "Broadcast message"
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help
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Choose this if unsure.
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config DHCP_UNICAST
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bool "Unicast message"
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help
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DHCP message type
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endchoice
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config NET_SANITY_TEST
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bool
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prompt "Enable networking sanity test"
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depends on NETWORKING
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default n
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help
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Enable networking sanity tests. Network sanity test
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verification and test report submission will fall under
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this config.
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config NET_15_4_LOOPBACK_NUM
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int
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prompt "Number of times loopback test runs"
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depends on (NETWORKING_WITH_15_4_LOOPBACK || NETWORKING_WITH_15_4_LOOPBACK_UART) && NET_SANITY_TEST
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default 0
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help
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Number of times loopback test runs, 0 means infinite.
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config NET_TESTING
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bool
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prompt "Enable network testing setup"
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depends on NETWORKING
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default n
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help
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Setup the network stack such a way that it is suitable for
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testing with Qemu and slip.
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endif
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