Porting "prep" from ppc to powerpc.

Benjamin Herrenschmidt benh at kernel.crashing.org
Mon May 28 19:22:00 EST 2007


On Mon, 2007-05-28 at 10:46 +0200, Gabriel Paubert wrote:
> On Mon, May 28, 2007 at 06:23:34PM +1000, Benjamin Herrenschmidt wrote:
> > On Mon, 2007-05-28 at 09:55 +0200, Gabriel Paubert wrote:
> > > I was thinking of writing a bootwrapper that would
> > > convert residual data to flat device tree. There
> > > is a lot of valuable information in the residual data,
> > > like the interrupt routing (which is correct if you 
> > > can read the spec, which is not what the code in
> > > arch/ppc did). 
> > 
> > We were wondering the other day how reliable the residual data are...
> > 
> 
> On the boards I use, they are very good. And there is some information
> (memory size, tb and cpu freq, etc...) that I'd rather take from the 
> residual data than trying to guess.
> 
> > David Gibson's been toying with that too already, you should sync with
> > him. 
> 
> I've not yet started to write anything (finishing a hardware project).

Ok, well, anyway, that's good to know that they are good.

Ben.





More information about the Linuxppc-dev mailing list