On Tue, Feb 08, 2005 at 10:26:51AM -0800, Matthew Dharm wrote:
> On Tue, Feb 08, 2005 at 04:34:01PM +0100, Andi Kleen wrote:
> > > So how does one use EHCI on an 8111, if the BIOS disables
> > > it anyway when needed?
> > > E.g., on an IBM IntelliStation A Pro Type 6224?
> > 
> > There's a bit somewhere in the southbridge (sorry would need
> > to look it up in the datasheet and you can do that as well yourself ;-) 
> 
> I'm looking at the July 2004 datasheet from AMD's web site now.  I don't
> see this bit anywhere.  I've also checked the errata list (April 2004) and
> there's nothing there, either.

Page 156 in version 3.0 of the Data sheet: 

DevB:0x47: (Miscellaneous control register):Bit 7:When set the EHCI controller
is disabled.

Just clear it.

DevB is the LPC bridge device, normally it has the PCI IDs Class 0604: 1022:7460

-Andi


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