Re: [Xen-users] [Xen-devel] Intel HD Graphics 4600 Xen VGA Passthrough to Windows 7 Ultimate HVM domU

["G.R." <firemeteor@xxxxxxxxxxxxxxxxxxxxx>]

On Wed, Jul 24, 2013 at 4:59 PM, Pasi Kärkkäinen <pasik@xxxxxx> wrote:
> On Sat, Jul 20, 2013 at 05:55:00PM +0800, Singapore Citizen Mr. Teo En Ming 
> (Zhang Enming) wrote:
>> Hi,
>>
>> I have just compiled and installed Xen 4.4-unstable changeset 27262
>> and Linux kernel 3.11.0-rc1. My Windows 7 Ultimate HVM domU
>> configuration file is as attached.
>>
>> I tried to passthrough the onboard Intel HD Graphics 4600 IGD to
>> Windows 7 Ultimate HVM domU.
>>
>
> <snip>
>
>> device_model_version="qemu-xen-traditional"
>> name="Windows7"
>> builder="hvm"
>> vcpus=4
>> memory=2048
>>
>
> There was another report that >= 2GB of RAM with GPU passthru doesn't work,
> so please try with 1GB of RAM for the HVM guest.
>
> Also I think there is another PCI passthru related issue in Xen 4.4 at the 
> moment,
> so you probably should try using Xen 4.3.0 or wait for a couple of weeks for 
> the 4.4 issue to get sorted out.
>

In my case, 2048MB works for IGD4000.
What I'm aware is that guest memory > 3GB is known to not working.

> -- Pasi
>
>
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