146 lines
4.2 KiB
Plaintext
146 lines
4.2 KiB
Plaintext
#
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# For a description of the syntax of this configuration file,
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# see the file kconfig-language.txt in the NuttX tools repository.
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#
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menuconfig NET_6LOWPAN
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bool "IEEE 802.15.4 6LoWPAN support"
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default n
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depends on EXPERIMENTAL && NET_IPv6
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---help---
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Enable support for IEEE 802.15.4 Low power Wireless Personal Area
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Networking (6LoWPAN).
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if NET_6LOWPAN
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config NET_6LOWPAN_FRAG
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bool "6loWPAN Fragmentation"
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default y
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---help---
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CONFIG_NET_6LOWPAN_FRAG specifies if 6lowpan fragmentation should be
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used or not. Fragmentation is on by default.
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choice
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prompt "6loWPAN Compression"
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default NET_6LOWPAN_COMPRESSION_HC06
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config NET_6LOWPAN_COMPRESSION_IPv6
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bool "IPv6 Dispatch"
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---help---
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Packets compression when only IPv6 dispatch is used. There is no
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compression in this case, all fields are sent inline. We just add
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the IPv6 dispatch byte before the packet.
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config NET_6LOWPAN_COMPRESSION_HC1
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bool "6loWPAN HC1"
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---help---
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Compress IP/UDP header using HC1 and HC_UDP
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config NET_6LOWPAN_COMPRESSION_HC06
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bool "6loWPAN HC06"
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---help---
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Compress IP/UDP header using HC06 compression
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endchoice # 6loWPAN Compression
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if NET_6LOWPAN_COMPRESSION_HC06
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config NET_6LOWPAN_MAXADDRCONTEXT
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int "Maximum address contexts"
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default 1
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---help---
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If we use IPHC compression, how many address contexts do we support?
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config NET_6LOWPAN_MAXADDRCONTEXT_PREFIX_0_0
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hex "Address context 0 Prefix 0"
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default 0xaa
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---help---
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Prefix 0 for address context ze0ro (assumes CONFIG_NET_6LOWPAN_MAXADDRCONTEXT >= 0)
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config NET_6LOWPAN_MAXADDRCONTEXT_PREFIX_0_1
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hex "Address context 0 Prefix 1"
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default 0xaa
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---help---
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Prefix 1 for address context 0 (assumes CONFIG_NET_6LOWPAN_MAXADDRCONTEXT >= 0)
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config NET_6LOWPAN_MAXADDRCONTEXT_PREINIT_1
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bool "Pre-initialize address context 1"
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default n
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---help---
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Preinitialize address context 1 for better header compression
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(Saves up to 13 bytes per 6lowpan packet). Assumes
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CONFIG_NET_6LOWPAN_MAXADDRCONTEXT >= 1)
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if NET_6LOWPAN_MAXADDRCONTEXT_PREINIT_1
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config NET_6LOWPAN_MAXADDRCONTEXT_PREFIX_1_0
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hex "Address context 1 Prefix 0"
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default 0xaa
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---help---
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Prefix 0 for address context 1 (assumes CONFIG_NET_6LOWPAN_MAXADDRCONTEXT >= 1)
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config NET_6LOWPAN_MAXADDRCONTEXT_PREFIX_1_1
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hex "Address context 1 Prefix 1"
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default 0xaa
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---help---
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Prefix 1 for address context 1 (assumes CONFIG_NET_6LOWPAN_MAXADDRCONTEXT >= 1)
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endif # NET_6LOWPAN_MAXADDRCONTEXT_PREINIT_1
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config NET_6LOWPAN_MAXADDRCONTEXT_PREINIT_2
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bool "Pre-initialize address context 2"
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default n
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depends on NET_6LOWPAN_MAXADDRCONTEXT_PREINIT_1
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---help---
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Preinitialize any address contexts for better header compression
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(Saves up to 13 bytes per 6lowpan packet). Assumes
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CONFIG_NET_6LOWPAN_MAXADDRCONTEXT >= 2)
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if NET_6LOWPAN_MAXADDRCONTEXT_PREINIT_2
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config NET_6LOWPAN_MAXADDRCONTEXT_PREFIX_2_0
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hex "Address context 2 Prefix 0"
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default 0xaa
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---help---
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Prefix 0 for address context 2 (assumes CONFIG_NET_6LOWPAN_MAXADDRCONTEXT >= 2)
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config NET_6LOWPAN_MAXADDRCONTEXT_PREFIX_2_1
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hex "Address context 2 Prefix 1"
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default 0xaa
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---help---
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Prefix 1 for address context 2 (assumes CONFIG_NET_6LOWPAN_MAXADDRCONTEXT >= 2)
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endif # NET_6LOWPAN_MAXADDRCONTEXT_PREINIT_0
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endif # NET_6LOWPAN_COMPRESSION_HC06
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config NET_SIXLOWPAN_MAXAGE
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int "Packet reassembly timeout"
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default 20
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---help---
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Timeout for packet reassembly at the 6lowpan layer (should be < 60s)
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config NET_6LOWPAN_MTU
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int "6LoWPAN packet buffer size (MTU)"
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default 1294
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range 590 1518
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---help---
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Packet buffer size. This size includes the TCP/UDP payload plus the
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size of TCP/UDP header, the IP header, and data link layer headers.
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This value is normally referred to as the MTU (Maximum Transmission
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Unit); the payload is the MSS (Maximum Segment Size).
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IPv6 hosts are required to be able to handle an MSS of 1220 octets,
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resulting in a minimum buffer size of of 1220+20+40+xx = xx. REVISIT!
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config NET_6LOWPAN_TCP_RECVWNDO
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int "6LoWPAN TCP receive window size"
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default 1220
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depends on NET_TCP
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---help---
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The size of the advertised receiver's window. Should be set low
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(i.e., to the size of the MSS) if the application is slow to process
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incoming data, or high (32768 bytes) if the application processes
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data quickly. REVISIT!
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endif # NET_6LOWPAN
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