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AM437X-IDK: PRU PRP issue

Hello TI support team:

I enabled PRP on the couple of available PRU ports on the AM437x IDK board.

I am using Linux RT (Arago).

Following the instructions on the online TI guide created a "prp0" interface; this "prp0" interface seems to work well with regular TCP packets using iperf using redundancy, also ping packets and PTP works well in redundancy.

But, sending IEC61850-9-2 Sampled values to the "prp0" port doesn't show the arrival of those packets to the "prp0" interface using tcpdump.

Sending the same source of sampled values to the CPSW port shows the expected stream of packets using "tcpdump -i eth0" and our propietary IEC61850 application works as expected.

The questions are:

I am missing to configure something additional to the initialization of the ports?

It is IEC61850 supported in this Processor and OS?

May it be needed to disable some filtering?

Do you need I provide you more information or dumps?

Please advise,

Thank you,

JT