[vfio-users] VFIO Setup Suddenly Stopped Working On OpenSUSE Tumbleweed / AMD 3700X / Asus Prime X570-Pro / AMD Vega 64

[qenep at cock.li]

On 2020-02-15 10:12, qenep at cock.li wrote:
> Essentially since I reset my bios/uefi no GPU has passed through and
> produced any video, and the vm typically dies according to the cpu
> usage monitor in virt-manager. To my knowledge all that I need is to
> enable SVM, IOMMU, and SR-IOV. Here’s all the info I can think of to
> add off the top of my head https://paste.debian.net/1130253/ (dmesg,
> vm.xml, vm log when starting up, /etc/modprobe.d/10-vfio.conf,
> /etc/modules-load.d/vfio.conf, /etc/default/grub, and
> /etc/dracut.conf.d/vfio.conf). Anyone have any ideas as to what I’m
> doing wrong here? Any help is greatly appreciated I’ve been trying all
> sorts of stuff to no luck the past week.
> 
> 
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I solved the problem this motherboard requires CSM to be enabled in
order to do VGA passthrough. Thanks to those that tried to help / read 
this.