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Re: [Qemu-ppc] [Qemu-devel] [PATCH v2] e600 core for MPC86xx processors
From: |
Julio Guerra |
Subject: |
Re: [Qemu-ppc] [Qemu-devel] [PATCH v2] e600 core for MPC86xx processors |
Date: |
Fri, 7 Jun 2013 15:44:19 +0200 |
>>
>> However I can't judge whether all that code is right for e600 and
>> whether you may want to share some code with e500 / e5500 in some way?
>> CC'ing some Freescale folks.
>
>
> e600 is a very different core from e500/e5500. It is a 74xx derivative.
> The only thing I can see that could be shared with e500 is the code to
> register SPRG4-7, but that's something that's already duplicated between a
> bunch of cores.
>
Yes, and as previously said, this is almost entirely a copy/paste from
the 7440 code, plus SPRGs 4..7, the high BATs and the POWERPC_MMU_32B
setting. It can be shared in a later patch.
--
Julio Guerra