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#1 2015-06-05 00:58:40

garnerlogan65
Member
Registered: 2014-11-22
Posts: 26

Trying to enable VGA passthrough -- EDITED

I'm trying to enable VGA passthrough on my system. I have dual GTX 780s, an i7 4960X, and an Asus Rampage IV Extreme. I'm having difficulty getting this working.

I've followed this guide (https://bbs.archlinux.org/viewtopic.php?id=162768), I've created the binding script, systemd unit, and enable the required kernel parameters. I've also created the required files to get pci-stub to load on boot. The main problem I am facing is that I am missing vfio files. When running "sudo cat /etc/vfio-pci.cfg" it says "No such file or directory." Also, while testing QEMU with the command specified for OVMF it is unable to find "/dev/vfio/20" and cannot find group 20, and thus is unable to initialize vfio-pci. I'm not sure what's going on here. Do I need to install the linux-vfio kernel from the AUR? I don't particularly want to use a custom kernel.

EDIT: PCI-stub is working now, had to update initramfs. I seem to have an issue with the nvidia driver. It is unable to load properly for some reason. I've blacklisted nouveau, rivatv, rivafb, and nvidiafb, same result. Here is an image of the journalctl output: http://i.imgur.com/EVCJVIY.jpg. I really need help here. I'm lost with no idea how to fix this.

Last edited by garnerlogan65 (2015-06-05 19:15:42)

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