Re: [patch 00/36] Hexagon: Add support for Qualcomm Hexagonarchitecture

From: Richard Kuo
Date: Wed Aug 17 2011 - 15:42:39 EST


On Wed, Aug 17, 2011 at 01:00:44PM -0600, Zan Lynx wrote:
> I am curious about the hypervisor layer.
>
> I can guess that it's an attempt to abstract away low level hardware
> changes, a sort of software version of CPU microcode.
>
> Or maybe it's a Transmeta kind of thing with dynamic recompilation into
> a quickly evolving VLIW instruction set.
>
> But what's the real reason?

There are definitely opportunities for bonus features with hypervisors,
but the real reason is just to allow multiple guests to run concurrently
on a machine.

Thanks,
Richard Kuo

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Sent by an employee of the Qualcomm Innovation Center, Inc.
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