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SubjectRe: Athlon: Try this (was: Re: Athlon bug stomping #2)
Date
On Friday 14 September 2001 04:16 pm, Alan Cox wrote:
> > +static void __init pci_fixup_athlon_bug(struct pci_dev *d)
> > +{
> > + u8 v;
> > + pci_read_config_byte(d, 0x55, &v);
> > + if(v & 0x80) {
> > + printk(KERN_NOTICE "Stomping on Athlon bug.\n");
> > + v &= 0x7f; /* clear bit 55.7 */
> > + pci_write_config_byte(d, 0x55, v);
> > + }
> > +}
> >
> > Well, these are cosmetic changes anyway...
> > What is more important now:
> > 1) Do we have people who still see Athlon bug with the patch?
> > 2) Do Alan read these messages? ;-)
>
> Im watching the discussion with interest. If it proves to be the magic
> bullet I will ask VIA for guidance on the issue

Not being a developer or guru on the internal software workings of the
hardware here, I have to ask, does this clear up some bug, or does it
disable the optimizations causing the problem? Is this a *fix* or a
band-aid?
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