[vfio-users] IGD Passthrough - does not work with intel kabylake

[nicolas prochazka]

hello again,
How can help you to try to analyse this failure ?  some debug option ?
Regards,
Nicolas Prochazka

2017-02-03 14:26 GMT+01:00 nicolas prochazka <prochazka.nicolas at gmail.com>:

> For your information,
> I just install native nuc kabylake with the same win10 ( without qemu .) ,
> no problem, HD620 without error, native driver or intel support site.
>
> So, it seems something annoying vfio or qemu , perhaps a new IGD
> functionality ?
>
> Regards
>
>
>
> 2017-02-02 18:28 GMT+01:00 nicolas prochazka <prochazka.nicolas at gmail.com>
> :
>
>> For windows 10 :
>> Test 1 : windows native drivers : intel HD620 error ("windows is stopping
>> this periphical ...code 43 )
>> Test 2 : windows + intel drivers from intel site : intel HD620 error    ,
>> it installs but , same error driver in device manager
>> In the two case, windows display a very basic screen vga standard , with
>> police test is blur
>>
>>
>> Regards,
>> Nicolas
>>
>>
>>
>>
>> 2017-02-02 18:02 GMT+01:00 Alex Williamson <alex.williamson at redhat.com>:
>>
>>> On Thu, 2 Feb 2017 17:35:48 +0100
>>> nicolas prochazka <prochazka.nicolas at gmail.com> wrote:
>>>
>>> > So for linux guest , it is a kernel i915 version problem, too old for
>>> > kabylake .
>>> > with fedora 25, 4.8.13   wayland start nicely and glxinfo is ok.
>>>
>>> So Linux is OK with the QEMU patch?  Clearly the guest drivers need to
>>> support the hardware, just as they would on bare metal.  There's
>>> nothing the virtualization layers can do about that.
>>>
>>> > For windows, i'm trying with windows native, no success, then with last
>>> > kabylake igd driver from intel.
>>>
>>> I'm not clear where you stand here, do you have a desktop at all on the
>>> IGD device?  Is it using the microsoft basic driver or the builtin
>>> Intel driver?  What error code/message is listed in device manager?
>>> When you try the downloaded driver from Intel, does it install?  What
>>> error message is reported in device manager?
>>>
>>> > Is you want, i can prepare an acces to linux kabylake, or send you a
>>> nuc
>>>
>>> I appreciate the offer, loaning/gifting hardware gets complicated and
>>> remote access is difficult for graphics work, also I can't guarantee
>>> when I'll have availability to work on the issue.  I'd like to
>>> understand your situation above first.  Thanks,
>>>
>>> Alex
>>>
>>
>>
>
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