[U-Boot] [PATCH v2 2/2] dm: rpi: Move script load address to 0x8000

Stephen Warren swarren at wwwdotorg.org
Tue Nov 25 05:22:51 CET 2014


On 11/24/2014 09:10 PM, Simon Glass wrote:
> Hi Stephen,
> 
> On 24 November 2014 at 21:06, Stephen Warren <swarren at wwwdotorg.org> wrote:
>> On 11/24/2014 06:08 PM, Simon Glass wrote:
>>> The current load address of 0 seems to cause problems when driver model
>>> is used. There doesn't seem to be any reason why the script needs to load
>>> to 0, so move it.
>>
>> I'm not particularly tied to the specific $scriptaddr value, but I think
>> we should find out why writing to address 0 causes failures, rather than
>> just papering over the issue.
> 
> I had the same thought, but I have no documentation and have spent
> quite a bit of time on it. Do you have any suggestions? Where are the
> CPU vectors kept on this platform?

I think I found the issue; see my latest message in thread "Re:
Raspberry Pi with driver model".

(I should mention I originally started looking at that code since I
dumped the memory at address 0 immediately after boot, and noticed the
UART address was there for some unexpected reason)



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