1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 # Copyright (C) B.A.T.M.A.N. contributors: 2 # Copyright (C) B.A.T.M.A.N. contributors:
3 # 3 #
4 # Marek Lindner, Simon Wunderlich 4 # Marek Lindner, Simon Wunderlich
5 5
6 # 6 #
7 # B.A.T.M.A.N meshing protocol 7 # B.A.T.M.A.N meshing protocol
8 # 8 #
9 9
10 config BATMAN_ADV 10 config BATMAN_ADV
11 tristate "B.A.T.M.A.N. Advanced Meshin 11 tristate "B.A.T.M.A.N. Advanced Meshing Protocol"
12 select LIBCRC32C 12 select LIBCRC32C
13 help 13 help
14 B.A.T.M.A.N. (better approach to mob 14 B.A.T.M.A.N. (better approach to mobile ad-hoc networking) is
15 a routing protocol for multi-hop ad- 15 a routing protocol for multi-hop ad-hoc mesh networks. The
16 networks may be wired or wireless. S 16 networks may be wired or wireless. See
17 https://www.open-mesh.org/ for more 17 https://www.open-mesh.org/ for more information and user space
18 tools. 18 tools.
19 19
20 config BATMAN_ADV_BATMAN_V 20 config BATMAN_ADV_BATMAN_V
21 bool "B.A.T.M.A.N. V protocol" 21 bool "B.A.T.M.A.N. V protocol"
22 depends on BATMAN_ADV && !(CFG80211=m 22 depends on BATMAN_ADV && !(CFG80211=m && BATMAN_ADV=y)
23 default y 23 default y
24 help 24 help
25 This option enables the B.A.T.M.A.N. 25 This option enables the B.A.T.M.A.N. V protocol, the successor
26 of the currently used B.A.T.M.A.N. I 26 of the currently used B.A.T.M.A.N. IV protocol. The main
27 changes include splitting of the OGM 27 changes include splitting of the OGM protocol into a neighbor
28 discovery protocol (Echo Location Pr 28 discovery protocol (Echo Location Protocol, ELP) and a new OGM
29 Protocol OGMv2 for flooding protocol 29 Protocol OGMv2 for flooding protocol information through the
30 network, as well as a throughput bas 30 network, as well as a throughput based metric.
31 B.A.T.M.A.N. V is currently consider 31 B.A.T.M.A.N. V is currently considered experimental and not
32 compatible to B.A.T.M.A.N. IV networ 32 compatible to B.A.T.M.A.N. IV networks.
33 33
34 config BATMAN_ADV_BLA 34 config BATMAN_ADV_BLA
35 bool "Bridge Loop Avoidance" 35 bool "Bridge Loop Avoidance"
36 depends on BATMAN_ADV && INET 36 depends on BATMAN_ADV && INET
37 select CRC16 37 select CRC16
38 default y 38 default y
39 help 39 help
40 This option enables BLA (Bridge Loop 40 This option enables BLA (Bridge Loop Avoidance), a mechanism
41 to avoid Ethernet frames looping whe 41 to avoid Ethernet frames looping when mesh nodes are connected
42 to both the same LAN and the same me 42 to both the same LAN and the same mesh. If you will never use
43 more than one mesh node in the same 43 more than one mesh node in the same LAN, you can safely remove
44 this feature and save some space. 44 this feature and save some space.
45 45
46 config BATMAN_ADV_DAT 46 config BATMAN_ADV_DAT
47 bool "Distributed ARP Table" 47 bool "Distributed ARP Table"
48 depends on BATMAN_ADV && INET 48 depends on BATMAN_ADV && INET
49 default y 49 default y
50 help 50 help
51 This option enables DAT (Distributed 51 This option enables DAT (Distributed ARP Table), a DHT based
52 mechanism that increases ARP reliabi 52 mechanism that increases ARP reliability on sparse wireless
53 mesh networks. If you think that you 53 mesh networks. If you think that your network does not need
54 this option you can safely remove it 54 this option you can safely remove it and save some space.
55 55
56 config BATMAN_ADV_NC 56 config BATMAN_ADV_NC
57 bool "Network Coding" 57 bool "Network Coding"
58 depends on BATMAN_ADV 58 depends on BATMAN_ADV
59 help 59 help
60 This option enables network coding, 60 This option enables network coding, a mechanism that aims to
61 increase the overall network through 61 increase the overall network throughput by fusing multiple
62 packets in one transmission. 62 packets in one transmission.
63 Note that interfaces controlled by b 63 Note that interfaces controlled by batman-adv must be manually
64 configured to have promiscuous mode 64 configured to have promiscuous mode enabled in order to make
65 network coding work. 65 network coding work.
66 If you think that your network does 66 If you think that your network does not need this feature you
67 can safely disable it and save some 67 can safely disable it and save some space.
68 68
69 config BATMAN_ADV_MCAST 69 config BATMAN_ADV_MCAST
70 bool "Multicast optimisation" 70 bool "Multicast optimisation"
71 depends on BATMAN_ADV && INET && !(BRI 71 depends on BATMAN_ADV && INET && !(BRIDGE=m && BATMAN_ADV=y)
72 default y 72 default y
73 help 73 help
74 This option enables the multicast op 74 This option enables the multicast optimisation which aims to
75 reduce the air overhead while improv 75 reduce the air overhead while improving the reliability of
76 multicast messages. 76 multicast messages.
77 77
78 config BATMAN_ADV_DEBUG 78 config BATMAN_ADV_DEBUG
79 bool "B.A.T.M.A.N. debugging" 79 bool "B.A.T.M.A.N. debugging"
80 depends on BATMAN_ADV 80 depends on BATMAN_ADV
81 help 81 help
82 This is an option for use by develop 82 This is an option for use by developers; most people should
83 say N here. This enables compilation 83 say N here. This enables compilation of support for
84 outputting debugging information to 84 outputting debugging information to the tracing buffer. The output is
85 controlled via the batadv netdev spe 85 controlled via the batadv netdev specific log_level setting.
86 86
87 config BATMAN_ADV_TRACING 87 config BATMAN_ADV_TRACING
88 bool "B.A.T.M.A.N. tracing support" 88 bool "B.A.T.M.A.N. tracing support"
89 depends on BATMAN_ADV 89 depends on BATMAN_ADV
90 depends on EVENT_TRACING 90 depends on EVENT_TRACING
91 help 91 help
92 This is an option for use by develop 92 This is an option for use by developers; most people should
93 say N here. Select this option to ga 93 say N here. Select this option to gather traces like the debug
94 messages using the generic tracing i 94 messages using the generic tracing infrastructure of the kernel.
95 BATMAN_ADV_DEBUG must also be select 95 BATMAN_ADV_DEBUG must also be selected to get trace events for
96 batadv_dbg. 96 batadv_dbg.
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