[tulip] Osicom 123400-21 40port card

Donald Becker becker@scyld.com
Wed Jul 31 07:54:00 2002

On Tue, 30 Jul 2002, Jason Marshall wrote:

> > > eth1: Digital DS21140A Tulip rev 34 at 0xd4842000, 00:00:BC:11:31:A9, IRQ 12.
> > 
> > Curious: this board appears to have an EEPROM on all ports.  Could you
> > please confirm with 'tulip-diag -e'?  That would prevent the IRQ
> > correction code from triggering.

> omnivore2:/home/marshalj/tulip# ./tulip-diag -e

Yes, that's what is happening.

> Personally, if the backwards listing of MAC address isn't hurting
> anything, I'd just as soon not change anything.  If you disagree, then by
> all means I can tweak things on that end.

You don't need to do anything if your BIOS doesn't have the
PCI-bridge-IRQ bug.  But in this case you seem to have that bug.  Only
one of the four ports will have a working IRQ.

Donald Becker				becker@scyld.com
Scyld Computing Corporation		http://www.scyld.com
410 Severn Ave. Suite 210		Second Generation Beowulf Clusters
Annapolis MD 21403			410-990-9993