Re: odd irq routing errors?

[Anders Rune Jensen <anders-VYFdHW3tBKJknbxzx/v8hQ@public.gmane.org>]

Faye Pearson <faye-6JSjyQ0Qj1ReoWH0uzbU5w@public.gmane.org> writes:

> This is for the IRQ allocation gurus.
> More information on http://dude.noc.clara.net/~faye/
>
> All refer to the IDE controller...
>
> PCI: Ignoring BAR0-3 of IDE controller 00:1f.1
>  pci_irq-0297 [09] acpi_pci_irq_derive   : Unable to derive IRQ for
>  device 00:1f.1
> PCI: No IRQ known for interrupt pin A of device 00:1f.1 - using IRQ 255
> ICH3M: IDE controller at PCI slot 00:1f.1
> PCI: Enabling device 00:1f.1 (0005 -> 0007)
>  pci_irq-0297 [12] acpi_pci_irq_derive   : Unable to derive IRQ for
>  device 00:1f.1
> PCI: No IRQ known for interrupt pin A of device 00:1f.1 - using IRQ 255
>
> But then:
>
> ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
> ide1 at 0x170-0x177,0x376 on irq 15
>
> Looks like it has the correct IRQs.

I've had the same problem with acpi assigning IRQ 255 to some devices
but in my case I wasn't even able to boot. All of this was explained
in my last mail to this list. My ide controller is a ICH2M.

-- 
Anders Rune Jensen



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