[coreboot] suspend/resume in v3

Carl-Daniel Hailfinger c-d.hailfinger.devel.2006 at gmx.net
Mon Sep 8 17:07:23 CEST 2008


On 08.09.2008 14:45, Stefan Reinauer wrote:
> Carl-Daniel Hailfinger wrote:
>   
>> The docs of various processors (including latest 64bit silicon) state
>> that the CAR area MUST be below 1 MB. That 1 MB boundary is mentioned
>> explicitly multiple times, so I guess we have to cope with it.
>>   
>>     
> This is not a generally valid assumption. On core duo, the CAR area
> needs to be 1M below the ROM.
>   

That's really bad news because it conflicts with the v3 design, unless
there is a way to keep the stack location somehow.

Stefan, you're the core duo expert. Do you see any way to have the same
stack location during and after CAR?

Regards,
Carl-Daniel

-- 
http://www.hailfinger.org/





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