Re: Hacking QEMU/KVM to use unused graphics adapters

[Anthony de Almeida Lopes <tl-9ppiOi6qtBWfG3DagfIdxQ@public.gmane.org>]

Muli Ben-Yehuda wrote:
> On Thu, Oct 11, 2007 at 10:40:47AM +0200, Laurent Vivier wrote:
>
>   
>>> There is work in progress for pci pass through capability. Besides
>>> PCI it also required to have pv dma or 1-1 mapping between the
>>> guest and the host.  Both will be released in the following
>>> month. NIC pass through works but I'm not sure about the features
>>> required from VGA pass through.  Dor.
>>>       
>> Perhaps if we use host IOMMU we don't need pv DMA ?
>>     
>
> Indeed, an IOMMU can provide the 1-1 mapping Dor mentioned above (or
> you can have both PV DMA and an IOMMU).
>
>   
>> How do you say to host to not manage a PCI devices and let the guest
>> managing it ?
>>     
>
> If the host driver is modular, it might be enough to just not load (or
> unload) it.
>
> Cheers,
> Muli
>   

Thank you for your responses. I was curious, Dor, where could I take a 
look at this code?
I checked both sets of recent git logs and nothing popped out at me as 
being related. Is it still out-of-tree?

Thanks again,
 - Tony

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