[etherlab-users] SKIPPED datagram using Igh EtherCAT master porting for Linux OS on CyconeV SoC
Mike O'Connor
mike at oeg.com.au
Thu Feb 19 11:38:37 CET 2015
On 17/02/2015 11:38 am, Gavin Lambert wrote:
>
> On standard x86 hardware, you’re unlikely to get much better than 4 ms
> cycle rates even on Linux+PREEMPT_RT if you’re using the generic
> driver. Since you’re using more cut-down hardware, it wouldn’t
> surprise me if this were more limited.
>
On our Atom boxes with Intel network cards using the generic drivers we
get 1ms easily and in testing we have 500us working.
Our clockwork system does not use a kernel driver to poll Ethercat.
Cheers
Mike
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