[vfio-users] No screen while boot up VM

[globalgorrilla at fastmail.fm]

And ...

[vfio-users] KVM + QEMU + GPU passthrough (Windows7 Guest)
https://www.redhat.com/archives/vfio-users/2015-September/thread.html#00428

On 9 Nov 2015, at 19:35, globalgorrilla at fastmail.fm wrote:

> The Quadro (K2200) works as primary for me with OVMF both w/ Windows 
> 10 and Arch in guest.
>
> For Windows 7 you might have to use VGA? Not sure as I haven't used 
> that myself. Presumably you've already perused the following?
>
> http://vfio.blogspot.com/2015/05/vfio-gpu-how-to-series-part-5-vga-mode.html
>
> On 9 Nov 2015, at 19:32, Eddie Yen wrote:
>
>> OK...It let me want to remove kernel 4.3 and install 4.1 trusty 
>> kernel :P
>>
>> And last two questions:
>>
>> 1. I still can't use OVMF on Windows 7, I saw few people successfully
>> install Windows 7 with OVMF.
>> I tried using the latest OVMF from jenkin's repo, but it didn't work.
>>
>> 2. Quadro needs to be secondary card, so how can we use primary card? 
>> Can
>> we use virtual GPU as primary VGA device?
>>
>> 2015-11-10 11:21 GMT+08:00 <globalgorrilla at fastmail.fm>:
>>
>>> https://www.redhat.com/archives/vfio-users/2015-October/thread.html#00114
>>>
>>> It seems to be OVMF in QEMU dealing with some new stuff since 4.2. 
>>> There
>>> have been some fixes in both but I haven't found it to be stable. 
>>> 4.1 is an
>>> LTS release and might serve you well until the newer stuff is more 
>>> stable.
>>>
>>>
>>> On 9 Nov 2015, at 19:17, Eddie Yen wrote:
>>>
>>> Roger that! And thanks for you info.
>>>>
>>>> What issue you got on 4.3?
>>>> I have to update kernel because the orig kernel is 3.13, and it 
>>>> didn't
>>>> support some VFIO features.
>>>>
>>>> 2015-11-10 11:13 GMT+08:00 <globalgorrilla at fastmail.fm>:
>>>>
>>>> Host OS is Ubuntu 14.04.3 /w Linux Kernel 4.3
>>>>>
>>>>>>
>>>>>>
>>>>> I might try 4.1.X first. I've had issues still with 4.{2,3}
>>>>>
>>>>> If you end up looking for another card a K2200 works perfectly as 
>>>>> a
>>>>> primary with OVMF.
>>>>>
>>>>> I highly recommend the card. 4GB, 1-slot (this is very nice), low 
>>>>> power,
>>>>> low heat.
>>>>>
>>>>>
>>>>> On 9 Nov 2015, at 18:45, Alex Williamson wrote:
>>>>>
>>>>>>
>>>>>>
>>>>> On Mon, Nov 9, 2015 at 7:36 PM, Eddie Yen <missile0407 at gmail.com> 
>>>>> wrote:
>>>>>
>>>>>>
>>>>>> Hello, guys,
>>>>>>
>>>>>>> I got another problem when trying boot up VM on real server.
>>>>>>>
>>>>>>> The server is Dell PowerEdge R720 /w E5-2620v2 dual CPU (24 
>>>>>>> threads
>>>>>>> total)
>>>>>>> Host OS is Ubuntu 14.04.3 /w Linux Kernel 4.3
>>>>>>> And QEMU is 2.4.1 /w Hyper-V patch.
>>>>>>>
>>>>>>> I tried to mount Quadro K420 into VM and install Windows 7
>>>>>>> But when I launch VM by using QEMU command, I got nothing in my 
>>>>>>> screen.
>>>>>>>
>>>>>>>
>>>>>>> IME, Quadro cards only work as secondary GPUs and only K-series, 
>>>>>>> 2000
>>>>>> model
>>>>>> or higher are supported by NVIDIA for GPU assignment (M-series 
>>>>>> may work
>>>>>> too).  Low-end Quadros are a black hole that are neither 
>>>>>> officially
>>>>>> supported by NVIDIA nor do they typically work with the GeForce 
>>>>>> quirks.
>>>>>> Sorry.
>>>>>> _______________________________________________
>>>>>> vfio-users mailing list
>>>>>> vfio-users at redhat.com
>>>>>> https://www.redhat.com/mailman/listinfo/vfio-users
>>>>>>
>>>>>>
>>>>>
>
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