Re: Flash Back -- kernel 2.1.111

Paul Mackerras
2002-02-24T22:27:35Z

Vojtech Pavlik writes:
> On Mon, Feb 25, 2002 at 09:03:10AM +1100, Paul Mackerras wrote:
> > Vojtech Pavlik writes:
> >
> > > > 83 MHz 55 MHz 41 MHz 0111 1101
> > >
> > > This one is a problem, because 41*2 != 55. However, this is also illegal
> > > according to the PCI spec.
> >
> > Where does the PCI spec say that is illegal?
>
> Well, I'm assuming the 41 MHz clocked bus is not a 66-MHz type PCI bus
> (doesn't have the 66 MHz bit set and can't operate at 20.5 MHz if you
> plug in a card that can't do 66 MHz operation), rather it's an
> overclocked 33 MHz bus.

Yes, of course the 41MHz bus would have to conform to the rules for
66MHz buses. Does it, Troy?

Paul.