[U-Boot-Users] 85xx SPD LAW setup issue?

Jon Loeliger jdl at freescale.com
Thu Nov 9 17:55:47 CET 2006


On Wed, 2006-11-08 at 11:16, Kumar Gala wrote:
> On Nov 8, 2006, at 4:45 AM, Sam Song wrote:
> 
> > Hi,
> >
> > I found that there is a possible LAW conflict
> > between SPD and 85xx default settings.
> >
> > LAWBAR0 is used for DDR whereas LAWBAR1 for
> > PCI1. But SPD initializes DDR LAW as LAWBAR1.
> >
> > I think it could be a setup mess, right?
> 
> Agreed, however I do remember something about wanting to keep LAWBAR0  
> free always to allow an external agent to do things.  Maybe Jon  
> remembers more about that than I do.
> 
> - k


Hmmm... I'm going to have to plead "getting old" ... :-)
I don't recall anything special here...

It could be pure confusion, it could be with
some hidden purpose.  I just don't recall off hand.
I seem to recall that there was a 0-based or
a 1-based numbering issue too.  I'd have to dig.

jdl






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