Re: [agl-dev-community] GPU driver in qemu

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On Wed, Jul 08, 2020 at 08:19:02PM +0000, ilies bogdan via lists.automotivelinux.org wrote:
> Hi Marius,
> Thank you very much for your answer.Indeed I am actually using an older version 2.11.1I have also tried with runqemu, which is using 4.2, but in that case I am facing another error: 
> runqemu - ERROR - Failed to run qemu: X error: BadValueRequest Major code 130 (MIT-SHM)Request Minor code 3 ()Value 0x700

IDK, is your DISPLAY variable set/exported? I think that runqemu runs with
sudo so it won't find it? Also, under sudo you can use xhost to give
access to all clients.

> I will search and try to understand the error.
> If you have any clue on this it would be appreciated.
> Regards,Bogdan Ilies
>   On Wed, 8 Jul 2020 at 9:14, Marius Vlad<marius.vlad@xxxxxxxxxxxxx> wrote:   Hi,
> 
> On Tue, Jul 07, 2020 at 04:36:34PM +0000, ilies bogdan via lists.automotivelinux.org wrote:
> > Hello,
> > I am trying to run image from master under qemu, but nothing is displayed. I noticed this error while booting:
> > [drm: virtio_gpu_dequeue_ctrl_func] ERROR response 0x1202 (command 0x103)
> > While searching on internet it seems to be related to gpu_driver no being enabled in qemu. https://bugzilla.redhat.com/show_bug.cgi?id=1195176
> 
> I've been using qemu 3.1, 4.2 and 5.0. I'm using a fairly recent (5.4)
> kernel from debian and haven't been having any issue with virtio-gpu so
> far. Changelogs says around 2.8 virtio-gpu was added.
> Do you use something else besides it? 
> 
> How do you run qemu? The "supported" way is to use runqemu which uses a
> json config file as args to qemu.
> 
> Might want to try out VBox as an alternative to virtio-gpu for the time
> being. Just use ICH* machine type and an AHCI controller for storage.
> 
> > 
> > Does anybody know if that is the actual problem? 
> > Thank you,Bogdan Ilies
> > 
> > 
> > 
> 
> 
> 
> 
> 


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