Re: IO-APIC on nforce2 [PATCH] + [PATCH] for nmi_debug=1 + [PATCH] for idle=C1halt, 2.6.5

[Len Brown <len.brown@intel.com>]

On Thu, 2004-04-22 at 04:45, Craig Bradney wrote:

> > Yes, you need to enable ACPI and IOAPIC.  The goal of this patch
> > is to address the XT-PIC timer issue in IOAPIC mode.
> > 
> > Here's the latest (vs 2.6.5).
> 
> 
> Do we need any other patch? eg the idlec1halt patch? My Athlon still has
> 2.6.3 on it.

If you needed idlec1halt before, you still need it.
This patch just addresses the XT-PIC timer issue.

> 
> > I've got 1 Abit, 2 Asus, and 1 Shuttle DMI entry.  Let me know if the
> > product names (1st line of dmidecode entry) are correct,
> > these are not from DMI, but are supposed to be human-readable titles.
> 
> + { ignore_timer_override, "Asus A7N8X v2", { 
> > +			MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
> > +			MATCH(DMI_BOARD_NAME, "A7N8X2.0"),
> > +			MATCH(DMI_BIOS_VERSION, "ASUS A7N8X2.0 Deluxe ACPI BIOS Rev 1007"),
> > +			MATCH(DMI_BIOS_DATE, "10/06/2003") }},
> 
> my dmidecode output also shows (in the first BIOS information section):
> Vendor: Phoenix Technologies, LTD
> although the Manufacturer is ASUSTek Computer INC. form the Base Board
> and System sections.

Right, DMI has separate sections for System, Board, BIOS, and we're
using two pieces from the BOARD and two pieces from the BIOS sections.

> Not really sure about the code. If it matches on all of above then it
> might not work. Ill try a new kernel later today and see the result.

The workaround is triggered only if all the MATCH()'s above match.
If it doesn't trigger, then either I munged it on copy out of dmidecode
or you've got a different BIOS and we need a new dmidecode...

> > I'm interested only in the latest BIOS -- if it is still broken.
> > The assumption is that if a fixed BIOS is available, the users
> > should upgrade.
> > 
> 
> Yes, I just checked yesterday and there was nothing new.

thanks,
-Len