<domain type='qemu'>
  <name>guest</name>
  <uuid>6ba410c5-1e5c-4d57-bee7-2228e7ffa32f</uuid>
  <memory unit='KiB'>1048576</memory>
  <vcpu placement='static'>1</vcpu>
  <os>
    <type arch='aarch64' machine='virt'>hvm</type>
  </os>
  <cpu mode='custom'>
    <model>cortex-a57</model>
  </cpu>
  <devices>
    <emulator>/usr/bin/qemu-system-aarch64</emulator>
    <controller type='usb' index='0' model='none'/>
    <memballoon model='none'/>
  </devices>
</domain>