RFC: A new MIPS64 ABI
Matt Thomas
jabbathespud@gmail.com
Tue Feb 15 02:33:00 GMT 2011
On Feb 14, 2011, at 6:22 PM, David Daney wrote:
> On 02/14/2011 04:15 PM, Matt Thomas wrote:
>>
>> I have to wonder if it's worth the effort. The primary problem I see
>> is that this new ABI requires a 64bit kernel since faults through the
>> upper 2G will go through the XTLB miss exception vector.
>>
>
> Yes, that is correct. It is a 64-bit ABI, and like the existing n32 ABI requires a 64-bit kernel.
N32 doesn't require a LP64 kernel, just a 64-bit register aware kernel.
Your N32-big does require a LP64 kernel.
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