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Re: [Qemu-devel] [PATCH] SVM support
From: |
Bernhard Kauer |
Subject: |
Re: [Qemu-devel] [PATCH] SVM support |
Date: |
Thu, 30 Aug 2007 17:26:07 +0200 |
User-agent: |
Mutt/1.5.16 (2007-06-11) |
On Thu, Aug 30, 2007 at 04:54:15PM +0200, Alexander Graf wrote:
> Hi,
>
> after a lot of struggling I finally got everything working smoothly
> (special thanks to Fabrice and Avi), so I believe this patch is ready to
> be taken upstream.
> CC_DST was never a problem, as everything I did in the eflags area
> already worked. I managed to clobber the segment attributes though, so
> that was the real problem here.
> Nevertheless there is still a lot of functionality missing, whereas none
> of that is used in kvm by now, so that works already.
>
> So there are still missing parts that I will list here:
>
> - NPT support
> - Everything related to device virtualisation
> - The "Secure" part of the extension (would need TPM emulation for that)
I backported Xen's TPM emulation to Qemu for exactly that purpose.
I also started to implement skinit, but did not had the time to
finish that work, yet. Please note that this patch requires
a two line patch to the tpm-emulator to understand the localities.
Bernhard Kauer
qemu_tpm_tis.diff
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