lspci -v
00:00.0 Host bridge: Intel Corporation 440FX - 82441FX PMC [Natoma] (rev 02)
        Subsystem: Red Hat, Inc Qemu virtual machine
        Flags: fast devsel
lspci: Unable to load libkmod resources: error -12

00:01.0 ISA bridge: Intel Corporation 82371SB PIIX3 ISA [Natoma/Triton II]
        Subsystem: Red Hat, Inc Qemu virtual machine
        Flags: medium devsel

00:01.1 IDE interface: Intel Corporation 82371SB PIIX3 IDE [Natoma/Triton II] (prog-if 80 [Master])
        Subsystem: Red Hat, Inc Qemu virtual machine
        Flags: bus master, medium devsel, latency 0
        [virtual] Memory at 000001f0 (32-bit, non-prefetchable) [size=8]
        [virtual] Memory at 000003f0 (type 3, non-prefetchable)
        [virtual] Memory at 00000170 (32-bit, non-prefetchable) [size=8]
        [virtual] Memory at 00000370 (type 3, non-prefetchable)
        I/O ports at e100 [size=16]
        Kernel driver in use: ata_piix

00:01.2 USB controller: Intel Corporation 82371SB PIIX3 USB [Natoma/Triton II] (rev 01) (prog-if 00 [UHCI])
        Subsystem: Red Hat, Inc QEMU Virtual Machine
        Flags: bus master, fast devsel, latency 0, IRQ 11
        I/O ports at e040 [size=32]
        Kernel driver in use: uhci_hcd

00:01.3 Bridge: Intel Corporation 82371AB/EB/MB PIIX4 ACPI (rev 03)
        Subsystem: Red Hat, Inc Qemu virtual machine
        Flags: medium devsel, IRQ 9

00:02.0 VGA compatible controller: Device 1234:1111 (rev 02) (prog-if 00 [VGA controller])
        Subsystem: Red Hat, Inc Device 1100
        Flags: fast devsel
        Memory at fd000000 (32-bit, prefetchable) [size=16M]
        Memory at fea50000 (32-bit, non-prefetchable) [size=4K]
        Expansion ROM at fea40000 [disabled] [size=64K]

00:03.0 Unclassified device [00ff]: Red Hat, Inc Virtio memory balloon
        Subsystem: Red Hat, Inc Device 0005
        Physical Slot: 3
        Flags: bus master, fast devsel, latency 0, IRQ 11
        I/O ports at e060 [size=32]
        Memory at fe400000 (64-bit, prefetchable) [size=16K]
        Capabilities: [84] Vendor Specific Information: VirtIO: <unknown>
        Capabilities: [70] Vendor Specific Information: VirtIO: Notify
        Capabilities: [60] Vendor Specific Information: VirtIO: DeviceCfg
        Capabilities: [50] Vendor Specific Information: VirtIO: ISR
        Capabilities: [40] Vendor Specific Information: VirtIO: CommonCfg
        Kernel driver in use: virtio-pci

00:05.0 SCSI storage controller: Red Hat, Inc Virtio SCSI
        Subsystem: Red Hat, Inc Device 0008
        Physical Slot: 5
        Flags: bus master, fast devsel, latency 0, IRQ 10
        I/O ports at e000 [size=64]
        Memory at fea51000 (32-bit, non-prefetchable) [size=4K]
        Memory at fe404000 (64-bit, prefetchable) [size=16K]
        Capabilities: [98] MSI-X: Enable+ Count=4 Masked-
        Capabilities: [84] Vendor Specific Information: VirtIO: <unknown>
        Capabilities: [70] Vendor Specific Information: VirtIO: Notify
        Capabilities: [60] Vendor Specific Information: VirtIO: DeviceCfg
        Capabilities: [50] Vendor Specific Information: VirtIO: ISR
        Capabilities: [40] Vendor Specific Information: VirtIO: CommonCfg
        Kernel driver in use: virtio-pci

00:12.0 Ethernet controller: Red Hat, Inc Virtio network device
        Subsystem: Red Hat, Inc Device 0001
        Physical Slot: 18
        Flags: bus master, fast devsel, latency 0, IRQ 10
        I/O ports at e080 [size=32]
        Memory at fea52000 (32-bit, non-prefetchable) [size=4K]
        Memory at fe408000 (64-bit, prefetchable) [size=16K]
        Expansion ROM at fea00000 [disabled] [size=256K]
        Capabilities: [98] MSI-X: Enable+ Count=3 Masked-
        Capabilities: [84] Vendor Specific Information: VirtIO: <unknown>
        Capabilities: [70] Vendor Specific Information: VirtIO: Notify
        Capabilities: [60] Vendor Specific Information: VirtIO: DeviceCfg
        Capabilities: [50] Vendor Specific Information: VirtIO: ISR
        Capabilities: [40] Vendor Specific Information: VirtIO: CommonCfg
        Kernel driver in use: virtio-pci

00:1d.0 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #1 (rev 03) (prog-if 00 [UHCI])
        Subsystem: Red Hat, Inc QEMU Virtual Machine
        Flags: bus master, fast devsel, latency 0, IRQ 10
        I/O ports at e0a0 [size=32]
        Kernel driver in use: uhci_hcd

00:1d.1 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #2 (rev 03) (prog-if 00 [UHCI])
        Subsystem: Red Hat, Inc QEMU Virtual Machine
        Flags: bus master, fast devsel, latency 0, IRQ 10
        I/O ports at e0c0 [size=32]
        Kernel driver in use: uhci_hcd

00:1d.2 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #3 (rev 03) (prog-if 00 [UHCI])
        Subsystem: Red Hat, Inc QEMU Virtual Machine
        Flags: bus master, fast devsel, latency 0, IRQ 11
        I/O ports at e0e0 [size=32]
        Kernel driver in use: uhci_hcd

00:1d.7 USB controller: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #1 (rev 03) (prog-if 20 [EHCI])
        Subsystem: Red Hat, Inc QEMU Virtual Machine
        Flags: bus master, fast devsel, latency 0, IRQ 11
        Memory at fea53000 (32-bit, non-prefetchable) [size=4K]
        Kernel driver in use: ehci-pci

00:1e.0 PCI bridge: Red Hat, Inc. QEMU PCI-PCI bridge (prog-if 00 [Normal decode])
        Flags: 66MHz, fast devsel, IRQ 10
        Memory at fea54000 (64-bit, non-prefetchable) [size=256]
        Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
        I/O behind bridge: 0000d000-0000dfff
        Memory behind bridge: fe800000-fe9fffff
        Prefetchable memory behind bridge: 00000000fe200000-00000000fe3fffff
        Capabilities: [4c] MSI: Enable- Count=1/1 Maskable+ 64bit+
        Capabilities: [48] Slot ID: 0 slots, First+, chassis 01
        Capabilities: [40] Hot-plug capable

00:1f.0 PCI bridge: Red Hat, Inc. QEMU PCI-PCI bridge (prog-if 00 [Normal decode])
        Flags: 66MHz, fast devsel, IRQ 11
        Memory at fea55000 (64-bit, non-prefetchable) [size=256]
        Bus: primary=00, secondary=02, subordinate=02, sec-latency=0
        I/O behind bridge: 0000c000-0000cfff
        Memory behind bridge: fe600000-fe7fffff
        Prefetchable memory behind bridge: 00000000fe000000-00000000fe1fffff
        Capabilities: [4c] MSI: Enable- Count=1/1 Maskable+ 64bit+
        Capabilities: [48] Slot ID: 0 slots, First+, chassis 02
        Capabilities: [40] Hot-plug capable