In case this is helpful, here is the output of /proc/bus/usb/devices:

T:  Bus=02 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#=  1 Spd=12  MxCh= 2
B:  Alloc=309/900 us (34%), #Int=  4, #Iso=  0
D:  Ver= 1.00 Cls=09(hub  ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
P:  Vendor=0000 ProdID=0000 Rev= 0.00
S:  Product=USB UHCI Root Hub
S:  SerialNumber=d000
C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr=  0mA
I:  If#= 0 Alt= 0 #EPs= 1 Cls=09(hub  ) Sub=00 Prot=00 Driver=hub
E:  Ad=81(I) Atr=03(Int.) MxPS=   8 Ivl=255ms
T:  Bus=02 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#=  2 Spd=1.5 MxCh= 0
D:  Ver= 1.10 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
P:  Vendor=045e ProdID=001e Rev= 1.14
S:  Manufacturer=Microsoft
S:  Product=Microsoft IntelliMouse� Explorer
C:* #Ifs= 1 Cfg#= 1 Atr=a0 MxPwr=100mA
I:  If#= 0 Alt= 0 #EPs= 1 Cls=03(HID  ) Sub=01 Prot=02 Driver=hid
E:  Ad=81(I) Atr=03(Int.) MxPS=   4 Ivl=10ms
T:  Bus=02 Lev=01 Prnt=01 Port=01 Cnt=02 Dev#=  3 Spd=12  MxCh= 4
D:  Ver= 1.10 Cls=09(hub  ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
P:  Vendor=0451 ProdID=1446 Rev= 1.10
C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr=100mA
I:  If#= 0 Alt= 0 #EPs= 1 Cls=09(hub  ) Sub=00 Prot=00 Driver=hub
E:  Ad=81(I) Atr=03(Int.) MxPS=   1 Ivl=255ms
T:  Bus=02 Lev=02 Prnt=03 Port=00 Cnt=01 Dev#=  4 Spd=1.5 MxCh= 0
D:  Ver= 1.10 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
P:  Vendor=045e ProdID=001d Rev= 1.14
S:  Product=Microsoft Natural Keyboard Pro
C:* #Ifs= 2 Cfg#= 1 Atr=a0 MxPwr=100mA
I:  If#= 0 Alt= 0 #EPs= 1 Cls=03(HID  ) Sub=01 Prot=01 Driver=hid
E:  Ad=81(I) Atr=03(Int.) MxPS=   8 Ivl=10ms
I:  If#= 1 Alt= 0 #EPs= 1 Cls=03(HID  ) Sub=00 Prot=00 Driver=hid
E:  Ad=82(I) Atr=03(Int.) MxPS=   3 Ivl=10ms
T:  Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#=  1 Spd=12  MxCh= 2
B:  Alloc=  0/900 us ( 0%), #Int=  0, #Iso=  0
D:  Ver= 1.00 Cls=09(hub  ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
P:  Vendor=0000 ProdID=0000 Rev= 0.00
S:  Product=USB UHCI Root Hub
S:  SerialNumber=d400
C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr=  0mA
I:  If#= 0 Alt= 0 #EPs= 1 Cls=09(hub  ) Sub=00 Prot=00 Driver=hub
E:  Ad=81(I) Atr=03(Int.) MxPS=   8 Ivl=255ms
T:  Bus=01 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#=  2 Spd=12  MxCh= 0
D:  Ver= 1.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
P:  Vendor=03f0 ProdID=0604 Rev= 1.00
S:  Manufacturer=Hewlett-Packard 
S:  Product=DeskJet 840C
S:  SerialNumber=CN13H1R2DJLB
C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr=  2mA
I:  If#= 0 Alt= 0 #EPs= 2 Cls=07(print) Sub=01 Prot=01 Driver=usblp
E:  Ad=81(I) Atr=02(Bulk) MxPS=  64 Ivl=0ms
E:  Ad=02(O) Atr=02(Bulk) MxPS=  64 Ivl=0ms
I:  If#= 0 Alt= 1 #EPs= 2 Cls=07(print) Sub=01 Prot=02 Driver=usblp
E:  Ad=01(O) Atr=02(Bulk) MxPS=  64 Ivl=0ms
E:  Ad=82(I) Atr=02(Bulk) MxPS=  64 Ivl=0ms


And here is the output of lspci -v:

00:00.0 Host bridge: Advanced Micro Devices [AMD] AMD-760 [IGD4-1P]
System Controller (rev 13)
        Flags: bus master, medium devsel, latency 32
        Memory at f8000000 (32-bit, prefetchable) [size=64M]
        Memory at f7800000 (32-bit, prefetchable) [size=4K]
        I/O ports at e000 [disabled] [size=4]
        Capabilities: [a0] AGP version 2.0

00:01.0 PCI bridge: Advanced Micro Devices [AMD] AMD-760 [IGD4-1P] AGP
Bridge (prog-if 00 [Normal decode])
        Flags: bus master, 66Mhz, medium devsel, latency 0
        Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
        Memory behind bridge: f2000000-f3dfffff
        Prefetchable memory behind bridge: f3f00000-f77fffff

00:04.0 ISA bridge: VIA Technologies, Inc. VT82C686 [Apollo Super South]
(rev 40)
        Subsystem: Asustek Computer, Inc.: Unknown device 8040
        Flags: bus master, stepping, medium devsel, latency 0
        Capabilities: [c0] Power Management version 2

00:04.1 IDE interface: VIA Technologies, Inc. Bus Master IDE (rev 06)
(prog-if 8a [Master SecP PriP])
        Flags: bus master, medium devsel, latency 32
        I/O ports at d800 [size=16]
        Capabilities: [c0] Power Management version 2

00:04.2 USB Controller: VIA Technologies, Inc. USB (rev 16) (prog-if 00
[UHCI])
        Subsystem: VIA Technologies, Inc. (Wrong ID): Unknown device 1234
        Flags: bus master, medium devsel, latency 32, IRQ 5
        I/O ports at d400 [size=32]
        Capabilities: [80] Power Management version 2

00:04.3 USB Controller: VIA Technologies, Inc. USB (rev 16) (prog-if 00
[UHCI])
        Subsystem: VIA Technologies, Inc. (Wrong ID): Unknown device 1234
        Flags: bus master, medium devsel, latency 32, IRQ 5
        I/O ports at d000 [size=32]
        Capabilities: [80] Power Management version 2

00:04.4 Non-VGA unclassified device: VIA Technologies, Inc. VT82C686
[Apollo Super ACPI] (rev 40)
        Subsystem: Asustek Computer, Inc.: Unknown device 8040
        Flags: medium devsel, IRQ 9
        Capabilities: [68] Power Management version 2

00:09.0 Ethernet controller: 3Com Corporation 3c905C-TX/TX-M [Tornado]
(rev 78)
        Subsystem: 3Com Corporation 3C905C-TX Fast Etherlink for PC Management
NIC
        Flags: bus master, medium devsel, latency 32, IRQ 5
        I/O ports at a400 [size=128]
        Memory at f1800000 (32-bit, non-prefetchable) [size=128]
        Expansion ROM at <unassigned> [disabled] [size=128K]
        Capabilities: [dc] Power Management version 2

00:0b.0 Multimedia audio controller: Creative Labs SB Live! EMU10k1 (rev
08)
        Subsystem: Creative Labs CT4832 SBLive! Value
        Flags: bus master, medium devsel, latency 32, IRQ 10
        I/O ports at a000 [size=32]
        Capabilities: [dc] Power Management version 1

00:0b.1 Input device controller: Creative Labs SB Live! MIDI/Game Port
(rev 08)
        Subsystem: Creative Labs Gameport Joystick
        Flags: bus master, medium devsel, latency 32
        I/O ports at 9800 [size=8]
        Capabilities: [dc] Power Management version 1

01:05.0 VGA compatible controller: nVidia Corporation NV6 [Vanta] (rev
15) (prog-if 00 [VGA])
        Subsystem: Number 9 Computer Company: Unknown device 0001
        Flags: bus master, 66Mhz, medium devsel, latency 248, IRQ 11
        Memory at f2000000 (32-bit, non-prefetchable) [size=16M]
        Memory at f4000000 (32-bit, prefetchable) [size=32M]
        Expansion ROM at f3ff0000 [disabled] [size=64K]
        Capabilities: [60] Power Management version 1
        Capabilities: [44] AGP version 2.0




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