Frank D Lombardo
lombardo at mdivac.com
Fri Aug 4 04:53:55 EST 2006
David H. Lynch Jr. wrote:
> Ameet Patil wrote:
>> > Did you happen to get an Ethernet mac going on the virtex2 or
>> > virtex4 with the 2.6 kernel?
>> Nope! :-(
>> Rumour has it that Montavista is soon going to release the source for
>> 2.6 kernel to run on Xilinx platforms.
> I have 2 different TEMAC's working under 2.6 with a V4.
> The MontaVista driver that has been posted on the list that I think
> is from MontaVista for the PLB TEMAC with very minor modifications to
> get it to work at speeds other than GigaBit.
> A driver I wrote for the LocalLink TEMAC that works limpingly. I
> have been unable to figure out how to get a receive interrupt from the
> LocalLink TEMAC so receives are polled and performance is poor.
> I have pretty much abandoned work on it - my client wants the
> smallest possible FPGA footprint BUTanother OS I am porting requires
> interrupt driven IO and we are looking for a single minimal hardware
> implimentation for all platforms.
> Anyway, if anyone wants the LL TEMAC in its current state I can post it.
> Currently it sends fine. It drops about 50% of all received packets
> - but that is probably debugging overhead and poll rate tuning.
I would be interested looking at the LL TEMAC patch. Hopefully I can
pick up where you left off. We would require an interrupt driven TEMAC
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