kexec on e300 core / mpc5121

Sebastian Andrzej Siewior sebastian at breakpoint.cc
Thu Aug 6 17:25:36 EST 2009


* Kenneth Johansson | 2009-08-06 02:20:50 [+0200]:

>> > Is it not possible to disable the mmu on all cpu's that have one ?? 
>> 
>> No, on e500 for example it is always on.  You can use large pages with
>> identity maps to make it seem like it's off, though.
>
>why do something like that ? 
on e500 you simply can't disable the mmu. It is always on even if you
come out of reset.

Sebastian


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