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commit 2d8c4e6645ed494231b4f4a6ce586ffc74ff81a7 Author: raiden00pl <[email protected]> AuthorDate: Mon Nov 6 15:00:36 2023 +0100 Documentation: migrate "SLIP Configuration" from wiki link: https://cwiki.apache.org/confluence/display/NUTTX/SLIP+Configuration --- Documentation/components/net/index.rst | 1 + Documentation/components/net/slip.rst | 50 ++++++++++++++++++++++++++++++++++ 2 files changed, 51 insertions(+) diff --git a/Documentation/components/net/index.rst b/Documentation/components/net/index.rst index 3a31a492b6..c9bf369964 100644 --- a/Documentation/components/net/index.rst +++ b/Documentation/components/net/index.rst @@ -8,6 +8,7 @@ Network Support sixlowpan.rst socketcan.rst netguardsize.rst + slip.rst ``net`` Directory Structure :: diff --git a/Documentation/components/net/slip.rst b/Documentation/components/net/slip.rst new file mode 100644 index 0000000000..41b7252f9c --- /dev/null +++ b/Documentation/components/net/slip.rst @@ -0,0 +1,50 @@ +==== +SLIP +==== + +SLIP Configuration +================== + +#. Configure and build NuttX with SLIP enabled in the configuration. Load this + into FLASH and start the device. + +#. Connect to a Linux box using a serial cable. This dicussion assumes that the + serial device is ``/dev/ttyS0`` on both the target and the Linux box. + +#. Reset on the target side and attach SLIP on the Linux side: + + .. code-block:: bash + + $ modprobe slip + $ slattach -L -p slip -s 57600 /dev/ttyS0 & + + This should create an interface with a name like sl0, or sl1, etc. Add -d to + get debug output. This will show the interface name. + + NOTE: The -L option is included to suppress use of hardware flow control. + This is necessary only if you are not supporting hardware flow control on + the target. + + NOTE: The Linux slip module hard-codes its MTU size to 296. So you might + as well set ``CONFIG_NET_ETH_MTU`` to 296 as well. + +#. After turning over the line to the SLIP driver, you must configure the + network interface. Again, you do this using the standard ifconfig and + route commands. Assume that we have connected to a host PC with address + 192.168.0.101 from your target with address 10.0.0.2. On the Linux PC + you would execute the following as root (assuming the SLIP is attached + to device sl0): + + .. code-block:: bash + + $ ifconfig sl0 10.0.0.1 pointopoint 10.0.0.2 up + $ route add 10.0.0.2 dev sl0 + +#. For monitoring/debugging traffic: + + .. code-block:: bash + + $ tcpdump -n -nn -i sl0 -x -X -s 1500 + + NOTE: If hardware handshake is not available, then you might try the + slattach option-L which is supposed to enable "3-wire operation."
