[PATCH] powerpc/booke: Add support for new e500mc core

Olof Johansson olof at lixom.net
Wed Jun 18 01:04:31 EST 2008


On Jun 17, 2008, at 9:42 AM, Kumar Gala wrote:

>> But: since the cacheline is available in cputable, it can still be  
>> used at runtime, so as long as the alignments are large enough,  
>> stuff like the dcbz loops should still be OK (might need an audit  
>> though to make sure there's nothing missed). With that, you could  
>> at least still boot an E500MC kernel on E500.
>
> Its not as simple as that since there are assumptions about how many  
> bytes a dcbz will clear.

Ok, ppc64 already gets that info from the cputable, not from compile  
time options. I guess ppc32 lacks that so far.


-Olof



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