Re: ACPI PCI routing problem

[Andrew de Quincey <adq_dvb-fmPXVN3awWJAJAzL26g0SA@public.gmane.org>]

On Friday 11 July 2003 11:14, Ducrot Bruno wrote:
> On Fri, Jul 11, 2003 at 12:22:29AM +0100, Andrew de Quincey wrote:
> > Hi, I have an Epox 8RDA+ NForce2-based motherboard (uniprocessor, Athlon
> > XP). This board has an IO-APIC with 0x17 pins. I can't tell you much more
> > specific about it, as it is in the nforce2 chipset to which I do not have
> > docs. I'm using kernel 2.5.74, with APIC, IO-APIC, ACPI turned on.
> >
> > First of all, here are the symptoms:
> >
> > Kernel boots OK, devices with IRQs <=15 are fine. However, the system
> > attempts to allocate some devices (e.g. USB) to IRQs 20 and 21, as told
> > by the AML code in my BIOS (more on this later).
>
> How look /proc/interrupts with IO-APIC, but without ACPI (I mean, no
> acpi at all at compile time)?

Hi, here you go. ACPI disabled, but APIC/IO-APIC left in. Interesting, 
everything is set to XT-PIC.... 

During boot it says: Found and enabled local APIC!
But does not have any mention of the IO-APIC.

           CPU0
  0:      50946          XT-PIC  timer
  1:         16          XT-PIC  i8042
  2:          0          XT-PIC  cascade
 11:         13          XT-PIC  ohci-hcd
 12:        346          XT-PIC  ohci-hcd
 14:       1024          XT-PIC  ide0
 15:         18          XT-PIC  ide1
NMI:          0
LOC:      50874
ERR:         91
MIS:          0



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