[etherlab-users] Etherlab master on top of RTAI
Andreas.Stewering-Bone at gmx.de
Wed Jun 12 09:20:53 CEST 2013
Am 06.06.2013 10:13, schrieb BOESEL Diego Fernandes:
> I am developing a control application with Etherlab's EtherCAT master
> on top of RTAI. I have two questions regarding such setup:
> 1 The flag "--with-rtai-dir" has to be used when installing the
> EtherCat master or is it only for the examples?
You are right.
> 2 The EtherCat master process will not be pre-empted by the RTAI
> processes and tasks (considering ethercat master runs as pure Linux
> process)? If not, which is the priority of the Ethercat process under
> RTAI or under Linux?
The master has only a functional API. So it runs in the RTAI context of
your control process. There are some additional kthreads, but they
doesn't act on the realtime process.
> Diego Boesel
> etherlab-users mailing list
> etherlab-users at etherlab.org
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