Re: i686 quirk for AMD Geode

From: H. Peter Anvin
Date: Tue Nov 10 2009 - 11:38:41 EST


On 11/10/2009 02:41 AM, Avi Kivity wrote:
>
> In theory yes. There would need to be a bit of work to disassociate it
> from kvm, but nothing too difficult.
>
> Note that the kvm x86 emulator is more general than need be (emulates
> real mode code and cpl 0 instructions) and less general than needed
> (many instructions are not emulated, for example nopl).
>

Yes, but I suspect that adding new instructions probably is
straightforward. I would still prefer to have a single interpreter in
the kernel as opposed to two different ones which are going to have
different bugs.

-hpa

--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.

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