Hi All,

In an effort to *validate* my successful Intel IGD passthru with
QEMU/KVM, more completely, I attempted
two of the other popular available releases as of now : Ubuntu 15.10 64-bit
and Windows 10 LTSB 64-bit and
they work smoothly.

Here are their demo videos :
*Ubuntu 15.10 64-bit as the guest* :
https://www.youtube.com/watch?v=1_VXTDgqnHg
*Windows 10 LTSB 64-bit as guest* :
https://www.youtube.com/watch?v=WmKzRGT2cjI

Cheers,
Raghavan

On Sat, Jan 23, 2016 at 3:08 PM, Raghavan Santhanam <raghavani...@gmail.com>
wrote:

> Hi All,
>
> As I mentioned, here is the Intel IGD Passthru in action, that's fully
> working without any issues, with QEMU/KVM running hardware-accelerated
> Android-x86 5.1/Lollipop : https://www.youtube.com/watch?v=PBN1DmarJ7k
>
> Thank you all once again for the wonderful work on QEMU/KVM/XEN since many
> years!
>
> Best,
> Raghavan
>
>
> On Wed, Jan 20, 2016 at 9:31 AM, Raghavan Santhanam <
> raghavani...@gmail.com> wrote:
>
>> Hi Gerd,
>>
>> Thanks for the update.
>>
>> Actually, I have already got Intel IGD passthru to work couple of days
>> back with git commit being
>> at f02ccf53693758b65843264e077f90cf295e7d98(disas/libvixl: Really suppress
>> gcc 4.6.3 sign-compare warnings).
>>
>> As far as Qemu is concerned, I am using default machine. I just had to
>> modify the creation of PCI
>> devices code a little. And also the ISA bridge code. Host uses 3.*
>> kernel(yes, it's quite old!). Guest is
>> using 4.* kernel. Everything is working without issues. By the way, in my
>> case, Intel IGD is the primary
>> VGA. So, it has been challenging to accomplish this task since a very
>> long period of time.
>>
>> And guest I am using is Android-x86(5.1/Lollipop). Updates to follow . . .
>>
>> Best,
>> Raghavan
>>
>>
>>
>>
>>
>> On Wed, Jan 20, 2016 at 2:30 AM, Gerd Hoffmann <kra...@redhat.com> wrote:
>>
>>>   Hi,
>>>
>>> > Based on the Intel IGD passthru support that has been added to
>>> > Qemu/Xen code base, is there any way to use/reuse the same logic
>>> > currently to have a successful passthru of an Intel IGD with Qemu/KVM
>>> > on a Linux host(Ubuntu x86_64) or will that require some more
>>> > work in addition to what Xen code based already has for the IGD
>>> > passthru?
>>>
>>> If you feel a bit adventurous you can try whenever current git master
>>> (or 4.5-rc1 when Linus releases it next weekend) as guest kernel works
>>> for you.
>>>
>>> Recent linux kernels seem to not require the host bridge tweaks any
>>> more.  A patch to recognize the qemu q35 south bridge has been added in
>>> the merge window.
>>>
>>> So using the q35 machine type + vfio passthrough without any special igd
>>> tweaks has a fair chance to work.  opregion support isn't there yet, so
>>> don't expect laptop panels work correctly.
>>>
>>> cheers,
>>>   Gerd
>>>
>>>
>>
>

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