<domain type='qemu'>
  <name>guest</name>
  <uuid>1ccfd97d-5eb4-478a-bbe6-88d254c16db7</uuid>
  <memory unit='KiB'>524288</memory>
  <vcpu placement='static'>1</vcpu>
  <os>
    <type arch='ppc64' machine='pseries'>hvm</type>
  </os>
  <devices>
    <emulator>/usr/bin/qemu-system-ppc64</emulator>
    <!-- This device will cause a new PHB to be created because of its
         address -->
    <controller type='scsi' model='virtio-scsi'>
      <address type='pci' domain='0x0000' bus='0x01' slot='0x01' function='0x0'/>
    </controller>
    <!-- This hostdev will share the same PHB as the SCSI controller
         despite being in the separate isolation group 1 (IOMMU group 0),
         because the address has been requested explicitly by the user -->
    <hostdev mode='subsystem' type='pci' managed='yes'>
      <driver name='vfio'/>
      <source>
        <address domain='0x0001' bus='0x01' slot='0x00' function='0x0'/>
      </source>
      <address type='pci' domain='0x0000' bus='0x01' slot='0x02' function='0x0'/>
    </hostdev>
    <!-- This hostdev can use neither the PHB that was just created, nor the
         default one, because it's in isolation group 2 (IOMMU group 1) -->
    <hostdev mode='subsystem' type='pci' managed='yes'>
      <driver name='vfio'/>
      <source>
        <address domain='0x0005' bus='0x90' slot='0x01' function='0x0'/>
      </source>
    </hostdev>
    <controller type='usb' model='none'/>
    <memballoon model='none'/>
  </devices>
</domain>
