Re: io-apic not working on i850mv(p4)

Banai Zoltan (
Sun, 24 Mar 2002 18:14:15 +0100

On Sun, Mar 24, 2002 at 03:42:01PM +0100, Mikael Pettersson wrote:
> >So it seems to me that the problem is with kernel-bios communication.
> >Maybe the kernel needs the bios to supply the SMP layout?
> >Or ther is need to relocate the DMI scan to early boot stage?
> My ASUS P4T-E is supposed to have an IO-APIC in its 850 chipset,
> and the BIOS setup does allow me to specify apic delivery mode,
> but I've never been able to get the kernel (SMP or UP_IOAPIC)
> to detect the IO-APIC.
> My guess is that Linux only finds the IO-APIC if it's listed in
> the MP-table. Perhaps newer boxes publish the info via ACPI?

I have ACPI configured in, but it does not publish it for me:(
I woud be courious if there is some development, so that linux
finds IO-APIC without supplied MP table.

Regards, Banai
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