Re: 108: PCI->APIC IRQ transform to the same IRQ.

Chris Wedgwood (chris@cybernet.co.nz)
Tue, 7 Jul 1998 17:38:10 +1200

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> I'm running 2.1.108 and I get the following on my dual PPro
> with two SCSI cards, ethernet, and sound card:
>
> PCI: PCI BIOS revision 2.10 entry at 0xfda11
> PCI: Using configuration type 1
> PCI: Probing PCI hardware
> PCI->APIC IRQ transform: (B0,I6,P0) -> 18
> PCI->APIC IRQ transform: (B0,I9,P0) -> 17
> PCI->APIC IRQ transform: (B0,I11,P0) -> 16
> PCI->APIC IRQ transform: (B0,I17,P0) -> 18
> PCI: 00:00 [8086/1237]: Passive release enable (00)
>
> And then both the second SCSI card (NCR 53c810) and
> the ethernet (eepro100) get assigned to the same IRQ 18.
>
> It this the BIOS's fault or the kernel's? What can I
> do differently?

Does it actually break anything?

I have PCI cards here happily sharing IRQs, although not via APIC because I
don't have enough SMP toys, sadly.

-Chris

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