Passthrough Helper 2021 for Manjaro

Passthrough helper for Manjaro simplifies installing required packages and sets up your PC to run virtual machines with GPU passthrough.
*AMD and Intel (including 12th generation Alder Lake) systems are supported
*Nvidia, AMD, and Intel GPUs are supported

Tutorial

For a tutorial, go here:
https://youtu.be/l-dnCQ2vPxw

Performance optimizations

    <hyperv>
.......
      <vpindex state="on"/>
      <runtime state="on"/>
      <synic state="on"/>
      <stimer state="on">
      <direct state="on"/>
      </stimer>
      <reset state="on"/>
      <frequencies state="on"/>
      <reenlightenment state="on"/>

---

CPU core pinning

  <vcpu placement="static">8</vcpu>
  <iothreads>1</iothreads>
  <cputune>
    <vcpupin vcpu="0" cpuset="0"/>
    <vcpupin vcpu="1" cpuset="1"/>
    <vcpupin vcpu="2" cpuset="2"/>
    <vcpupin vcpu="3" cpuset="3"/>
    <vcpupin vcpu="4" cpuset="4"/>
    <vcpupin vcpu="5" cpuset="5"/>
    <vcpupin vcpu="6" cpuset="6"/>
    <vcpupin vcpu="7" cpuset="7"/>
    <emulatorpin cpuset="8-9"/>
    <iothreadpin iothread="1" cpuset="10"/>
  </cputune>

  

---

AMD GPU hypervisor detection

  <hyperv>
    
    <vendor_id state='on' value='notavm'/>
    
  </hyperv>
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Sources

• https://wiki.archlinux.org/index.php/PCI_passthrough_via_OVMF#Using_identical_guest_and_host_GPUs