[coreboot] Does the fam10 code work now? Patches for discuss.

Carl-Daniel Hailfinger c-d.hailfinger.devel.2006 at gmx.net
Tue Jun 30 23:54:12 CEST 2009


On 30.06.2009 18:59, Marc Jones wrote:
> On Mon, Jun 29, 2009 at 8:56 PM, Bao, Zheng<Zheng.Bao at amd.com> wrote:
>   
>> The reset is caused by the fact that the memcpy doesn't work.
>>
>> The patch works, while the way you told me doesn't. Maybe XIP_ROM_BASE
>> is the reason.
>>     
>
> That could be it. I think that maybe caching the entire ROM space
> would be ideal. Use 4GB-ROM_SIZE instead of XIP sizes.
>   

This may explode due to cache aliasing and cache size limitations. If
you really want to cache as much ROM as possible, please determine max
cache size at runtime to avoid CAR eviction.
AFAIK the formula is XIPsizemax=L2size-CARsize.

Regards,
Carl-Daniel

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





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