qemu-kvm -m 1024 -enable-kvm -hda /var/lib/libvirt/images/fedora.img

dev: rtl8139, id ""
    mac = "52:54:00:12:34:56"
    vlan = <null>
    netdev = "net0"
    addr = 03.0
    romfile = "efi-rtl8139.rom"
    rombar = 1 (0x1)
    multifunction = false
    command_serr_enable = true
    x-pcie-lnksta-dllla = true
    x-pcie-extcap-init = true
    class Ethernet controller, addr 00:03.0, pci id 10ec:8139 (sub 1af4:1100)
    bar 0: i/o at 0xc000 [0xc0ff]
    bar 1: mem at 0xfeb51000 [0xfeb510ff]
    bar 6: mem at 0xffffffffffffffff [0x3fffe]

bus: virtio-bus
      type virtio-pci-bus
      dev: virtio-blk-device, id ""
        drive = "virtio0"
        logical_block_size = 512 (0x200)
        physical_block_size = 512 (0x200)
        min_io_size = 0 (0x0)
        opt_io_size = 0 (0x0)
        discard_granularity = 4294967295 (0xffffffff)
        write-cache = "auto"
        share-rw = false
        rerror = "auto"
        werror = "auto"
        cyls = 1040 (0x410)
        heads = 16 (0x10)
        secs = 63 (0x3f)
        serial = ""
        config-wce = true
        scsi = false
        request-merging = true
        num-queues = 1 (0x1)
        queue-size = 128 (0x80)
        iothread = ""
        indirect_desc = true
        event_idx = true
        notify_on_empty = true
        any_layout = true
        iommu_platform = false

dev: edu, id ""
    addr = 06.0
    romfile = ""
    rombar = 1 (0x1)
    multifunction = false
    command_serr_enable = true
    x-pcie-lnksta-dllla = true
    x-pcie-extcap-init = true
    class Class 00ff, addr 00:06.0, pci id 1234:11e8 (sub 1af4:1100)
    bar 0: mem at 0xfea00000 [0xfeafffff]