Re: IRQ sharing.

yuri mironoff (yuri@nycny.bdm.com)
Sat, 21 Mar 1998 17:39:06 -0500 (EST)


Thank you for the info. The Advansys driver seems to be sharing just
fine - I just don't like to idea (of sharing). :)

Regards,

Y.

On Fri, 20 Mar 1998, Stephen Williams wrote:

>
> yuri@nycny.bdm.com said:
> > I just got an Advansys ABP-980U SCSI controller. The thing uses 4 IRQs
> > (its basically 4 controllers on one card with a PCI bridge chip).
> > Here's the problem - although I have 6 IRQs free - both the VGA board
> > and the Intel Etherexpress 100 insist on sharing IRQs with the
> > Advansys card. (Or is it the other way around) I've tried resetting
> > BIOS, CMOS, you name it.
>
> PCI device drivers must be prepared to share IRQs with other devices. If
> it cannot, it is broken. You may never get it working.
>
> ISE device drivers, on the otherhand, typically do not support such things.
> What you should do is note the IRQs used by the ISA devices, then go into
> the BIOS configuration and set those IRQs to "ISA Reserved" or some such.
> How this is done depends on your BIOS.
>
> --
> Steve Williams "The woods are lovely, dark and deep.
> steve@icarus.com But I have promises to keep,
> steve@picturel.com and lines to code before I sleep,
> http://www.picturel.com And lines to code before I sleep."
>
>
>

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