Re: Odd startup behaviour

[Bill Gatliff <bgat@xxxxxxxxxxxxxxx>]

Matt Gessner wrote:
> Hi,
> 
> I've got u-boot 1.3.2-rc2 and linux 2.6.24 (pulled from kernel.org).
> 
> I've got something odd happening -- in u-boot, theKernel is being
> invoked, and R1 == machid correctly, but after uncompressing the kernel,
> the machine id is no longer in R1 -- it's been overwritten.
> 
> I've done some debugging with gdb during startup, and I've verified that
> __lookup_processor_type is definitely getting the wrong value.
> 
> Does anyone have any suggestions?

It gets temporarily moved over to another register during 
uncompression--- R7 I think.  Maybe that value is getting nuked, or 
perhaps the code to copy it back into R1?


b.g.
-- 
Bill Gatliff
bgat@xxxxxxxxxxxxxxx

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