[vortex] 3c905CX-TXM

Richard Gooch rgooch@ras.ucalgary.ca
Thu, 23 Nov 2000 20:55:40 -0700


Andrew Morton writes:
> Donald Becker wrote:
> > 
> > On Thu, 23 Nov 2000, Berkan Eskikaya wrote:
> > 
> > > I recently bought several OEM 3Com NICs. The stickers on the bubble-wrap
> > > said they're 3C980TX, on the cards themselves the model id is given as
> > > 3c905CX-TXM.
> > 
> > Hmmm, "CX"???
> 
> Donald,
> 
> Richard Gooch has recently picked up two of these -CX cards and they're
> not working.  He's getting a timout when sending an RxReset command
> to the NIC during initialisation.
> 
> In the 2.4 driver we loop for 4,000 PCI cycles waiting for the command
> to
> complete.  It's timing out.
> 
> I note that 3com's 3c90x.c busywaits for up to one second waiting
> for the command to complete.  So as an experiment I've asked Richard
> to increase the loop count to 4,000,000.

Which fixes the problem. Everything seems fine now. Throughput is over
11 MB/s, as expected.

				Regards,

					Richard....
Permanent: rgooch@atnf.csiro.au
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