Re: ACPI PCI routing problem

Andrew de Quincey
2003-07-11T12:56:22Z

> > 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
>
> Then perhaps you may turn off IO-APIC. I know there are troubles
> with some SiS based system. Though, it may be problematic with
> NForce2 as well?
>
> A Guru of that kind of stuff should help more than me (Alan perhaps?).

Yeah, I can easily make it work by turning it off or supplying pci=noacpi.
However, I'm pursuing this problem to develop a fix for the issue.

The new ACPI PCI routing seems to cause other people problems as well.. I've
seen mention on various web pages. Not really a good situation to leave these
problems in the OS.

Wish I had docs on the nforce2 chipset. Sigh.