Don't pass the stack pointer to zImage's start() function

[Josh Boyer]

On Fri, 2007-03-16 at 19:37 +0100, Olaf Hering wrote:
> On Thu, Mar 15, David Gibson wrote:
> 
> > At present, the zImage entry code passes a copy of the stack pointer
> > to the start() function.  There's no real reason for this; the only
> > thing start() does with it is print it out.  It appears to be a
> > leftover debugging hack, so, this patch removes it.
> > 
> > Signed-off-by: David Gibson <david at gibson.dropbear.id.au>
> 
> NACK.
> It helps to determine the firmware memory layout.

How, why is that useful, and where is that ever used?

josh