interupts
18:          0          0          0          0          0         58   IO-APIC-fasteoi   ohci_hcd:usb1, ohci_hcd:usb2, ohci_hcd:usb3, ohci_hcd:usb4

lspci
00:12.0 USB Controller: ATI Technologies Inc SB7x0/SB8x0/SB9x0 USB OHCI0 Controller (prog-if 10 [OHCI])
	Subsystem: ATI Technologies Inc SB7x0/SB8x0/SB9x0 USB OHCI0 Controller
	Flags: bus master, 66MHz, medium devsel, latency 32, IRQ 18
	Memory at feb0a000 (32-bit, non-prefetchable) [size=4K]
	Kernel driver in use: ohci_hcd

00:12.2 USB Controller: ATI Technologies Inc SB7x0/SB8x0/SB9x0 USB EHCI Controller (prog-if 20 [EHCI])
	Subsystem: ATI Technologies Inc SB7x0/SB8x0/SB9x0 USB EHCI Controller
	Flags: bus master, 66MHz, medium devsel, latency 32, IRQ 7
	Memory at feb09000 (32-bit, non-prefetchable) [size=256]
	Capabilities: [c0] Power Management version 2
	Capabilities: [e4] Debug port: BAR=1 offset=00e0

00:13.0 USB Controller: ATI Technologies Inc SB7x0/SB8x0/SB9x0 USB OHCI0 Controller (prog-if 10 [OHCI])
	Subsystem: ATI Technologies Inc SB7x0/SB8x0/SB9x0 USB OHCI0 Controller
	Flags: bus master, 66MHz, medium devsel, latency 32, IRQ 18
	Memory at feb08000 (32-bit, non-prefetchable) [size=4K]
	Kernel driver in use: ohci_hcd

00:13.2 USB Controller: ATI Technologies Inc SB7x0/SB8x0/SB9x0 USB EHCI Controller (prog-if 20 [EHCI])
	Subsystem: ATI Technologies Inc SB7x0/SB8x0/SB9x0 USB EHCI Controller
	Flags: bus master, 66MHz, medium devsel, latency 32, IRQ 7
	Memory at feb07000 (32-bit, non-prefetchable) [size=256]
	Capabilities: [c0] Power Management version 2
	Capabilities: [e4] Debug port: BAR=1 offset=00e0

00:14.5 USB Controller: ATI Technologies Inc SB7x0/SB8x0/SB9x0 USB OHCI2 Controller (prog-if 10 [OHCI])
	Subsystem: ATI Technologies Inc SB7x0/SB8x0/SB9x0 USB OHCI2 Controller
	Flags: bus master, 66MHz, medium devsel, latency 32, IRQ 18
	Memory at feb06000 (32-bit, non-prefetchable) [size=4K]
	Kernel driver in use: ohci_hcd

00:16.0 USB Controller: ATI Technologies Inc SB7x0/SB8x0/SB9x0 USB OHCI0 Controller (prog-if 10 [OHCI])
	Subsystem: ATI Technologies Inc SB7x0/SB8x0/SB9x0 USB OHCI0 Controller
	Flags: bus master, 66MHz, medium devsel, latency 32, IRQ 18
	Memory at feb05000 (32-bit, non-prefetchable) [size=4K]
	Kernel driver in use: ohci_hcd

00:16.2 USB Controller: ATI Technologies Inc SB7x0/SB8x0/SB9x0 USB EHCI Controller (prog-if 20 [EHCI])
	Subsystem: ATI Technologies Inc SB7x0/SB8x0/SB9x0 USB EHCI Controller
	Flags: bus master, 66MHz, medium devsel, latency 32, IRQ 7
	Memory at feb04000 (32-bit, non-prefetchable) [size=256]
	Capabilities: [c0] Power Management version 2
	Capabilities: [e4] Debug port: BAR=1 offset=00e0

03:00.0 USB Controller: ASMedia Technology Inc. ASM1042 SuperSpeed USB Host Controller (prog-if 30 [XHCI])
	Subsystem: ASUSTeK Computer Inc. Device 8488
	Flags: bus master, fast devsel, latency 0, IRQ 10
	Memory at fe900000 (64-bit, non-prefetchable) [size=32K]
	Capabilities: [50] MSI: Enable- Count=1/8 Maskable- 64bit+
	Capabilities: [68] MSI-X: Enable- Count=8 Masked-
	Capabilities: [78] Power Management version 3
	Capabilities: [80] Express Legacy Endpoint, MSI 00
	Capabilities: [100] Virtual Channel