<div dir="ltr">@sL1pKn07 SpinFlo This is a jackpot of information - THANK YOU! I'll let you know if/when I'm able to make this work :D</div> <div class="gmail_quote"><div dir="ltr">On Tue, Feb 23, 2016 at 2:03 PM sL1pKn07 SpinFlo <<a href="mailto:sl1pkn07@gmail.com">sl1pkn07@gmail.com</a>> wrote: </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">double identical gpu, i mean greetings 2016-02-23 20:00 GMT+01:00 sL1pKn07 SpinFlo <<a href="mailto:sl1pkn07@gmail.com" target="_blank">sl1pkn07@gmail.com</a>>: > my arch script: > > systemd service: > > [Unit] > Description=Binds devices to vfio-pci > After=syslog.target > > [Service] > Type=oneshot > RemainAfterExit=yes > ExecStart=-/usr/bin/setup_kvm_vfio.sh > > [Install] > WantedBy=multi-user.target > > setup_kvm_vfio.sh script: > > #!/bin/bash > > # Get pci-id host GPU > host_gpu=$(lspci | grep "GTX 770" | awk '{print $1;}') > host_gpu_audio=$(echo $host_gpu | sed -e 's/\.0$/.1/') > > # Get pci-id/vendor-id/device-id guest GPU > guest_gpu=$(lspci | grep "GTX TITAN Black" | awk '{print $1;}') > guest_gpu_vendor=$(cat /sys/bus/pci/devices/0000:$guest_gpu/vendor) > guest_gpu_device=$(cat /sys/bus/pci/devices/0000:$guest_gpu/device) > guest_gpu_audio=$(echo $guest_gpu | sed -e 's/\.0$/.1/') > guest_gpu_audio_vendor=$(cat /sys/bus/pci/devices/0000:$guest_gpu_audio/vendor) > guest_gpu_audio_device=$(cat /sys/bus/pci/devices/0000:$guest_gpu_audio/device) > > # Get pci-id/vendor-id/device-id guest USB > # usb_pci=$(lspci | grep "NEC" | head -1 | awk '{print $1;}') > # usb_pci_vendor=$(cat /sys/bus/pci/devices/0000:$usb_pci/vendor) > # usb_pci_device=$(cat /sys/bus/pci/devices/0000:$usb_pci/device) > > # Get pci-id/vendor-id/device-id guest SATA > # sata_pci=$(lspci | grep "Marvell Technology Group Ltd. 88SE9120 > SATA" | awk '{print $1;}') > # sata_pci_vendor=$(cat /sys/bus/pci/devices/0000:$sata_pci/vendor) > # sata_pci_device=$(cat /sys/bus/pci/devices/0000:$sata_pci/device) > > # Set real driver for host GPU/GPU-audio > echo nvidia > /sys/bus/pci/devices/0000:$host_gpu/driver_override > echo snd-hda-intel > /sys/bus/pci/devices/0000:$host_gpu_audio/driver_override > > # Set vfio-pci driver for guest GPU/GPU-audio/USB/SATA > echo vfio-pci > /sys/bus/pci/devices/0000:$guest_gpu/driver_override > echo vfio-pci > /sys/bus/pci/devices/0000:$guest_gpu_audio/driver_override > # echo vfio-pci > /sys/bus/pci/devices/0000:$usb_pci/driver_override > # echo vfio-pci > /sys/bus/pci/devices/0000:$sata_pci/driver_override > > # Load vfio-pci kernel module > modprobe vfio-pci > > # Set GPU/GPU-audio/USB/SATA vfio-pci id > echo $guest_gpu_vendor $guest_gpu_device > > /sys/bus/pci/drivers/vfio-pci/new_id > echo $guest_gpu_audio_vendor $guest_gpu_audio_device > > /sys/bus/pci/drivers/vfio-pci/new_id > # echo $usb_pci_vendor $usb_pci_device > > /sys/bus/pci/drivers/vfio-pci/new_id > # echo $sata_pci_vendor $sata_pci_device > > /sys/bus/pci/drivers/vfio-pci/new_id > > # Unbind GPU/GPU-audio/USB/SATA real driver > echo 0000:$guest_gpu > /sys/bus/pci/devices/0000:$guest_gpu/driver/unbind > echo 0000:$guest_gpu_audio > > /sys/bus/pci/devices/0000:$guest_gpu_audio/driver/unbind > # echo 0000:$usb_pci > /sys/bus/pci/devices/0000:$usb_pci/driver/unbind > # echo 0000:$sata_pci > > /sys/bus/pci/devices/0000:$sata_pci/driver/unbind > > # Bind GPU/GPU-audio/USB/SATA to vfio-pci > echo 0000:$guest_gpu > /sys/bus/pci/drivers/vfio-pci/bind > echo 0000:$guest_gpu_audio > /sys/bus/pci/drivers/vfio-pci/bind > # echo 0000:$usb_pci > /sys/bus/pci/drivers/vfio-pci/bind > # echo 0000:$sata_pci > /sys/bus/pci/drivers/vfio-pci/bind > > # Load nvidia kernel module > modprobe nvidia > > zero config about vfio/pcistub on the grub/modprobe.d/modules-load/etc, except: > > GRUB_CMDLINE_LINUX_DEFAULT="intel_iommu=on" > > taked from: <a href="http://www.altechnative.net/2015/04/05/virtually-gaming-part-2-evolution-consolidation-and-move-to-kvm/" rel="noreferrer" target="_blank">http://www.altechnative.net/2015/04/05/virtually-gaming-part-2-evolution-consolidation-and-move-to-kvm/</a> > > that configuration have a identical GPU like you > > i hope helps you > > greetings </blockquote></div>