[vfio-users] vfio-pci disable_vga but still t rying to switch....

Kuba kuba.0000 at op.pl
Sat Mar 12 16:36:54 UTC 2016


The thing is, the passed through GPU stops working correctly as soon as 
I have something else than "-vga none" on QEMU's command line. Is there 
any way to make both emulated and passed through card working 
simultaneously?


W dniu 2016-03-12 o 16:25, Alex Williamson pisze:
> On Sat, Mar 12, 2016 at 8:13 AM, Quentin Deldycke
> <quentindeldycke at gmail.com <mailto:quentindeldycke at gmail.com>> wrote:
>
>     Hello,
>
>     I wanted to disable CSM on my computer (asrock extreme 6)
>
>
> Let's start here, what do you hope to accomplish by disabling CSM on the
> host system?  Host CSM/VGA usage has no bearing on the
> vfio-pci.disable_vga parameter.  That option simply disables VGA space
> access to the device through vfio and therefore opts out of VGA
> arbitration.  Perhaps you're reading more into the option than is
> necessary.  Thanks,
>
> Alex
>




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