Merging 64 bit changes to -HEAD

[Luiz Otavio O Souza]

On Jul 1, 2010, at 5:04 PM, Jayachandran C. wrote:
>> Looks like I was on the wrong track, it now looks like the pagemask
>> maybe the cause.  My suspicion is that the bootloader setups a
>> pagemask and we never clear it because all the operations save and
>> restore the mask. As far as I can see the TLB exception handler will
>> not update pagemask.
>> 
>> Juli - any comments on this? Do you need to save/restore pagemask for
>> some reason, otherwise I will take out the part from tlb.c.  Will send
>> out a patch a bit later.
> 
> Okay - here's hopefully the final patch. Let me know if it boots up.
> 
> Thanks,
> JC.
> <tlb.c-pagemask-remove.diff>

JC,

This patch boots without any problem, thank you !

Luiz