Interrupt sharing is normal for PCI
Xircom PCMCIA Ethernet Adapter Issues
IRQ sharing and Xircom CardBus (RBEM56G-100BTX) (Anek Vorapanya)
Date: 1999, Dec 10
From: David Hinds <firstname.lastname@example.org>
The PCI interrupt sharing is perfectly normal.
Try setting, in /etc/sysconfig/pcmcia,
Ethernet seems to be working but with some problem by Anek Vorapanya, 1999, Dec 11
Autopolarity feature confuses Xircom Cards by Thomas Meckel, 1999, Dec 17
Untitled by Anek Vorapanya, 1999, Dec 18
Patch for tulip_cb.c by Thomas Meckel, 1999, Dec 19
to: "Interrupt sharing is normal for PCI"