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) 2007-2018 B.A.T.M.A.N. contributors:
3 # 3 #
4 # Marek Lindner, Simon Wunderlich 4 # Marek Lindner, Simon Wunderlich
>> 5 #
>> 6 # This program is free software; you can redistribute it and/or
>> 7 # modify it under the terms of version 2 of the GNU General Public
>> 8 # License as published by the Free Software Foundation.
>> 9 #
>> 10 # This program is distributed in the hope that it will be useful, but
>> 11 # WITHOUT ANY WARRANTY; without even the implied warranty of
>> 12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
>> 13 # General Public License for more details.
>> 14 #
>> 15 # You should have received a copy of the GNU General Public License
>> 16 # along with this program; if not, see <http://www.gnu.org/licenses/>.
5 17
6 # 18 #
7 # B.A.T.M.A.N meshing protocol 19 # B.A.T.M.A.N meshing protocol
8 # 20 #
9 21
10 config BATMAN_ADV 22 config BATMAN_ADV
11 tristate "B.A.T.M.A.N. Advanced Meshin 23 tristate "B.A.T.M.A.N. Advanced Meshing Protocol"
>> 24 depends on NET
>> 25 select CRC16
12 select LIBCRC32C 26 select LIBCRC32C
13 help 27 help
14 B.A.T.M.A.N. (better approach to mob !! 28 B.A.T.M.A.N. (better approach to mobile ad-hoc networking) is
15 a routing protocol for multi-hop ad- !! 29 a routing protocol for multi-hop ad-hoc mesh networks. The
16 networks may be wired or wireless. S !! 30 networks may be wired or wireless. See
17 https://www.open-mesh.org/ for more !! 31 https://www.open-mesh.org/ for more information and user space
18 tools. !! 32 tools.
19 33
20 config BATMAN_ADV_BATMAN_V 34 config BATMAN_ADV_BATMAN_V
21 bool "B.A.T.M.A.N. V protocol" 35 bool "B.A.T.M.A.N. V protocol"
22 depends on BATMAN_ADV && !(CFG80211=m 36 depends on BATMAN_ADV && !(CFG80211=m && BATMAN_ADV=y)
23 default y 37 default y
24 help 38 help
25 This option enables the B.A.T.M.A.N. 39 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 40 of the currently used B.A.T.M.A.N. IV protocol. The main
27 changes include splitting of the OGM 41 changes include splitting of the OGM protocol into a neighbor
28 discovery protocol (Echo Location Pr 42 discovery protocol (Echo Location Protocol, ELP) and a new OGM
29 Protocol OGMv2 for flooding protocol 43 Protocol OGMv2 for flooding protocol information through the
30 network, as well as a throughput bas 44 network, as well as a throughput based metric.
31 B.A.T.M.A.N. V is currently consider 45 B.A.T.M.A.N. V is currently considered experimental and not
32 compatible to B.A.T.M.A.N. IV networ 46 compatible to B.A.T.M.A.N. IV networks.
33 47
34 config BATMAN_ADV_BLA 48 config BATMAN_ADV_BLA
35 bool "Bridge Loop Avoidance" 49 bool "Bridge Loop Avoidance"
36 depends on BATMAN_ADV && INET 50 depends on BATMAN_ADV && INET
37 select CRC16 <<
38 default y 51 default y
39 help 52 help
40 This option enables BLA (Bridge Loop 53 This option enables BLA (Bridge Loop Avoidance), a mechanism
41 to avoid Ethernet frames looping whe 54 to avoid Ethernet frames looping when mesh nodes are connected
42 to both the same LAN and the same me 55 to both the same LAN and the same mesh. If you will never use
43 more than one mesh node in the same 56 more than one mesh node in the same LAN, you can safely remove
44 this feature and save some space. 57 this feature and save some space.
45 58
46 config BATMAN_ADV_DAT 59 config BATMAN_ADV_DAT
47 bool "Distributed ARP Table" 60 bool "Distributed ARP Table"
48 depends on BATMAN_ADV && INET 61 depends on BATMAN_ADV && INET
49 default y 62 default y
50 help 63 help
51 This option enables DAT (Distributed 64 This option enables DAT (Distributed ARP Table), a DHT based
52 mechanism that increases ARP reliabi 65 mechanism that increases ARP reliability on sparse wireless
53 mesh networks. If you think that you 66 mesh networks. If you think that your network does not need
54 this option you can safely remove it 67 this option you can safely remove it and save some space.
55 68
56 config BATMAN_ADV_NC 69 config BATMAN_ADV_NC
57 bool "Network Coding" 70 bool "Network Coding"
58 depends on BATMAN_ADV 71 depends on BATMAN_ADV
59 help 72 help
60 This option enables network coding, 73 This option enables network coding, a mechanism that aims to
61 increase the overall network through 74 increase the overall network throughput by fusing multiple
62 packets in one transmission. 75 packets in one transmission.
63 Note that interfaces controlled by b 76 Note that interfaces controlled by batman-adv must be manually
64 configured to have promiscuous mode 77 configured to have promiscuous mode enabled in order to make
65 network coding work. 78 network coding work.
66 If you think that your network does 79 If you think that your network does not need this feature you
67 can safely disable it and save some 80 can safely disable it and save some space.
68 81
69 config BATMAN_ADV_MCAST 82 config BATMAN_ADV_MCAST
70 bool "Multicast optimisation" 83 bool "Multicast optimisation"
71 depends on BATMAN_ADV && INET && !(BRI 84 depends on BATMAN_ADV && INET && !(BRIDGE=m && BATMAN_ADV=y)
72 default y <<
73 help 85 help
74 This option enables the multicast op 86 This option enables the multicast optimisation which aims to
75 reduce the air overhead while improv 87 reduce the air overhead while improving the reliability of
76 multicast messages. 88 multicast messages.
77 89
>> 90 config BATMAN_ADV_DEBUGFS
>> 91 bool "batman-adv debugfs entries"
>> 92 depends on BATMAN_ADV
>> 93 depends on DEBUG_FS
>> 94 help
>> 95 Enable this to export routing related debug tables via debugfs.
>> 96 The information for each soft-interface and used hard-interface can be
>> 97 found under batman_adv/
>> 98
>> 99 If unsure, say N.
>> 100
78 config BATMAN_ADV_DEBUG 101 config BATMAN_ADV_DEBUG
79 bool "B.A.T.M.A.N. debugging" 102 bool "B.A.T.M.A.N. debugging"
80 depends on BATMAN_ADV !! 103 depends on BATMAN_ADV_DEBUGFS
81 help 104 help
82 This is an option for use by develop 105 This is an option for use by developers; most people should
83 say N here. This enables compilation 106 say N here. This enables compilation of support for
84 outputting debugging information to !! 107 outputting debugging information to the kernel log. The
85 controlled via the batadv netdev spe !! 108 output is controlled via the module parameter debug.
86 109
87 config BATMAN_ADV_TRACING 110 config BATMAN_ADV_TRACING
88 bool "B.A.T.M.A.N. tracing support" 111 bool "B.A.T.M.A.N. tracing support"
89 depends on BATMAN_ADV 112 depends on BATMAN_ADV
90 depends on EVENT_TRACING 113 depends on EVENT_TRACING
91 help 114 help
92 This is an option for use by develop 115 This is an option for use by developers; most people should
93 say N here. Select this option to ga 116 say N here. Select this option to gather traces like the debug
94 messages using the generic tracing i 117 messages using the generic tracing infrastructure of the kernel.
95 BATMAN_ADV_DEBUG must also be select 118 BATMAN_ADV_DEBUG must also be selected to get trace events for
96 batadv_dbg. 119 batadv_dbg.
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