<device>
  <name>pci_0000_04_00_1</name>
  <path>/sys/devices/pci0000:00/0000:00:03.0/0000:04:00.1</path>
  <parent>pci_0000_00_03_0</parent>
  <driver>
    <name>igb</name>
  </driver>
  <capability type='pci'>
    <domain>0</domain>
    <bus>4</bus>
    <slot>0</slot>
    <function>1</function>
    <product id='0x150e'>82580 Gigabit Network Connection</product>
    <vendor id='0x8086'>Intel Corporation</vendor>
    <iommuGroup number='24'>
      <address domain='0x0000' bus='0x04' slot='0x00' function='0x1'/>
    </iommuGroup>
    <numa node='0'/>
    <pci-express>
      <link validity='cap' port='0' speed='5' width='4'/>
      <link validity='sta' speed='5' width='4'/>
    </pci-express>
  </capability>
</device>