NCR53C815 vs Tulip: sharing IRQ fails...FIXED!
Mon Mar 22 06:47:06 1999
From: Donald Becker <firstname.lastname@example.org>
On Mon, 22 Mar 1999, Hardware Stuff wrote:
> I have a system that's not short on IRQs, but in which the BIOS
> insists on giving the DTC 3130B NCR53C815 and the D-Link DFE500-Tx
> 21040 the same IRQ. The NCR53C815 reports obtaining a shared IRQ and
> functions fine, while it's impossible to ifconfig the Tulip. It's an
> i386 2.0.36 kernel with the latest patches for the NCR.
> I'm be happy if I could force either card to a different IRQ, but
> nothing has worked yet. Has anyone had this setup working?
Read the instructions in
for info on how to fix the SCSI driver -- it's using the wrong flags for
requesting the interrupt.
Changing SA_INTERRUPT to SA_SHIRQ, per the example on the webpage
seems to be working.