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On Aug 9, 2012, at 3:07 PM, Matt Thomas <matt%3am-software.com@localhost> wrote:
> On Aug 9, 2012, at 6:03 AM, Radoslaw Kujawa wrote:
>> On Aug 9, 2012, at 2:44 PM, Greg Troxel <gdt%ir.bbn.com@localhost> wrote:
>>> Why do we have to have so many different 'arches'? I get it that some
>>> processor families are different enough that one can't
>>> (currently/easily) build a single kernel that supports both, but I think
>>> we already have that, and I don't see the benefit of splitting to many.
>>> I could see ppc vs ppce (booke ppc), but I'm boggled by evbpcc and
>>> nasppc being different. What's the reason it can't fit in one?
>> And what about ppc440 support (not existing yet)? I does not fit into any
>> current PPC sub architecture (405, OEA, BOOKE) support…
> 440 fits under booke. Support just hasn't risen to the top of my stack
> but I designed the booke support so the 440 can just slide right in.
What needs to be added to support 440 under book? I guess at least TLB is
different than in currently supported booke CPUs?
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