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Re: [Qemu-devel] [V11 3/4] hw/core: provision for overriding emulated IO

From: Jan Kiszka
Subject: Re: [Qemu-devel] [V11 3/4] hw/core: provision for overriding emulated IOMMU
Date: Tue, 24 May 2016 15:01:54 +0200
User-agent: Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv: Gecko/20080226 SUSE/ Thunderbird/ Mnenhy/

On 2016-05-24 13:49, Michael S. Tsirkin wrote:
> On Sun, May 22, 2016 at 01:21:53PM +0300, David Kiarie wrote:
>> Added an enum, subject to review, to machine properties which
>> it used to override iommu emulated from Intel to AMD.
>> Signed-off-by: David Kiarie <address@hidden>
> Marcel's
>  "enable iommu with -device"
> seems like a better alternative.

If that works for both IOMMUs, it would be preferred. But the last time
I checked (granted: long ago), there were internal ordering issues
preventing this.

Bonus of moving IOMMU machine options over: They are getting more and
more, and many are now very IOMMU-specific (like the CM control for Intel).


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