Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Device Descriptor:
  bLength            	18
  bDescriptorType     	1
  bcdUSB           	2.00
  bDeviceClass        	9 Hub
  bDeviceSubClass     	0 Unused
  bDeviceProtocol     	0 Full speed (or root) hub
  bMaxPacketSize0    	64
  idVendor       	0x1d6b Linux Foundation
  idProduct      	0x0002 2.0 root hub
  bcdDevice        	2.06
  iManufacturer       	3 Linux 2.6.27.46-omap1 ehci_hcd
  iProduct            	2 OMAP-EHCI Host Controller
  iSerial             	1 ehci-omap.0
  bNumConfigurations  	1
  Configuration Descriptor:
	bLength             	9
	bDescriptorType     	2
	wTotalLength       	25
	bNumInterfaces      	1
	bConfigurationValue 	1
	iConfiguration      	0
	bmAttributes     	0xe0
  	Self Powered
  	Remote Wakeup
	MaxPower            	0mA
	Interface Descriptor:
  	bLength             	9
  	bDescriptorType     	4
  	bInterfaceNumber    	0
  	bAlternateSetting   	0
  	bNumEndpoints       	1
  	bInterfaceClass     	9 Hub
  	bInterfaceSubClass  	0 Unused
  	bInterfaceProtocol  	0 Full speed (or root) hub
  	iInterface          	0
  	Endpoint Descriptor:
    	bLength             	7
    	bDescriptorType     	5
    	bEndpointAddress 	0x81  EP 1 IN
    	bmAttributes        	3
      	Transfer Type        	Interrupt
      	Synch Type           	None
      	Usage Type           	Data
    	wMaxPacketSize 	0x0004  1x 4 bytes
    	bInterval          	12
Hub Descriptor:
  bLength           	9
  bDescriptorType  	41
  nNbrPorts         	3
  wHubCharacteristic 0x0009
	Per-port power switching
	Per-port overcurrent protection
  bPwrOn2PwrGood   	10 * 2 milli seconds
  bHubContrCurrent  	0 milli Ampere
  DeviceRemovable	0x00
  PortPwrCtrlMask	0xff
Hub Port Status:
   Port 1: 0000.0100 power
   Port 2: 0000.0503 highspeed power enable connect
   Port 3: 0000.0100 power
Device Status: 	0x0001
  Self Powered
Bus 001 Device 004: ID 05e3:0606 Genesys Logic, Inc. USB 2.0 Hub / D-Link DUB-H4 USB 2.0 Hub
Device Descriptor:
  bLength            	18
  bDescriptorType     	1
  bcdUSB           	2.00
  bDeviceClass        	9 Hub
  bDeviceSubClass     	0 Unused
  bDeviceProtocol     	1 Single TT
  bMaxPacketSize0    	64
  idVendor       	0x05e3 Genesys Logic, Inc.
  idProduct      	0x0606 USB 2.0 Hub / D-Link DUB-H4 USB 2.0 Hub
  bcdDevice        	7.02
  iManufacturer       	0
  iProduct            	1 USB2.0 Hub
  iSerial             	0
  bNumConfigurations  	1
  Configuration Descriptor:
	bLength             	9
	bDescriptorType     	2
	wTotalLength       	25
	bNumInterfaces      	1
	bConfigurationValue 	1
	iConfiguration      	0
	bmAttributes     	0xe0
  	Self Powered
  	Remote Wakeup
	MaxPower          	100mA
	Interface Descriptor:
  	bLength             	9
  	bDescriptorType     	4
  	bInterfaceNumber    	0
  	bAlternateSetting   	0
  	bNumEndpoints       	1
  	bInterfaceClass     	9 Hub
  	bInterfaceSubClass  	0 Unused
  	bInterfaceProtocol  	0 Full speed (or root) hub
  	iInterface          	0
  	Endpoint Descriptor:
    	bLength             	7
    	bDescriptorType     	5
    	bEndpointAddress 	0x81  EP 1 IN
    	bmAttributes        	3
      	Transfer Type        	Interrupt
      	Synch Type           	None
      	Usage Type           	Data
    	wMaxPacketSize 	0x0001  1x 1 bytes
    	bInterval          	12
Hub Descriptor:
  bLength           	9
  bDescriptorType  	41
  nNbrPorts         	4
  wHubCharacteristic 0x00e0
	Ganged power switching
	Ganged overcurrent protection
	TT think time 32 FS bits
	Port indicators
  bPwrOn2PwrGood   	50 * 2 milli seconds
  bHubContrCurrent	100 milli Ampere
  DeviceRemovable	0x00
  PortPwrCtrlMask	0xff
Hub Port Status:
   Port 1: 0000.0100 power
   Port 2: 0000.0100 power
   Port 3: 0000.0103 power enable connect
   Port 4: 0000.0100 power
Device Qualifier (for other device speed):
  bLength            	10
  bDescriptorType     	6
  bcdUSB           	2.00
  bDeviceClass        	9 Hub
  bDeviceSubClass     	0 Unused
  bDeviceProtocol     	0 Full speed (or root) hub
  bMaxPacketSize0    	64
  bNumConfigurations  	1
Device Status: 	0x0003
  Self Powered
  Remote Wakeup Enabled
Bus 001 Device 005: ID 0763:0117 Midiman Trigger Finger
Device Descriptor:
  bLength            	18
  bDescriptorType     	1
  bcdUSB           	1.00
  bDeviceClass        	0 (Defined at Interface level)
  bDeviceSubClass     	0
  bDeviceProtocol     	0
  bMaxPacketSize0    	64
  idVendor       	0x0763 Midiman
  idProduct      	0x0117 Trigger Finger
  bcdDevice        	1.01
  iManufacturer       	1 M-Audio
  iProduct            	2 USB Trigger Finger
  iSerial             	0
  bNumConfigurations  	1
  Configuration Descriptor:
	bLength             	9
	bDescriptorType     	2
	wTotalLength      	101
	bNumInterfaces      	2
	bConfigurationValue 	1
	iConfiguration      	3 Audio Class
	bmAttributes     	0xc0
  	Self Powered
	MaxPower          	120mA
	Interface Descriptor:
  	bLength             	9
  	bDescriptorType     	4
  	bInterfaceNumber    	0
  	bAlternateSetting   	0
  	bNumEndpoints       	0
  	bInterfaceClass     	1 Audio
  	bInterfaceSubClass  	1 Control Device
  	bInterfaceProtocol  	0
  	iInterface          	0
  	AudioControl Interface Descriptor:
    	bLength             	9
    	bDescriptorType    	36
    	bDescriptorSubtype  	1 (HEADER)
    	bcdADC           	1.00
    	wTotalLength        	9
    	bInCollection       	1
    	baInterfaceNr( 0)   	1
	Interface Descriptor:
  	bLength             	9
  	bDescriptorType     	4
  	bInterfaceNumber    	1
  	bAlternateSetting   	0
  	bNumEndpoints       	2
  	bInterfaceClass     	1 Audio
  	bInterfaceSubClass  	3 MIDI Streaming
  	bInterfaceProtocol  	0
  	iInterface          	0
  	MIDIStreaming Interface Descriptor:
    	bLength             	7
    	bDescriptorType    	36
    	bDescriptorSubtype  	1 (HEADER)
    	bcdADC           	1.00
    	wTotalLength       	65
  	MIDIStreaming Interface Descriptor:
    	bLength             	6
    	bDescriptorType    	36
    	bDescriptorSubtype  	2 (MIDI_IN_JACK)
    	bJackType           	1 Embedded
    	bJackID             	1
    	iJack               	0
  	MIDIStreaming Interface Descriptor:
    	bLength             	6
    	bDescriptorType    	36
    	bDescriptorSubtype  	2 (MIDI_IN_JACK)
    	bJackType           	2 External
    	bJackID             	2
    	iJack               	0
  	MIDIStreaming Interface Descriptor:
    	bLength             	9
    	bDescriptorType    	36
    	bDescriptorSubtype  	3 (MIDI_OUT_JACK)
    	bJackType           	1 Embedded
    	bJackID             	3
    	bNrInputPins        	1
    	baSourceID( 0)      	2
    	BaSourcePin( 0)     	1
    	iJack               	0
  	MIDIStreaming Interface Descriptor:
    	bLength             	9
    	bDescriptorType    	36
    	bDescriptorSubtype  	3 (MIDI_OUT_JACK)
    	bJackType           	2 External
    	bJackID             	4
    	bNrInputPins        	1
    	baSourceID( 0)      	1
    	BaSourcePin( 0)     	1
    	iJack               	0
  	Endpoint Descriptor:
    	bLength             	9
    	bDescriptorType     	5
    	bEndpointAddress 	0x81  EP 1 IN
    	bmAttributes        	2
      	Transfer Type        	Bulk
      	Synch Type           	None
      	Usage Type           	Data
    	wMaxPacketSize 	0x0040  1x 64 bytes
    	bInterval           	0
    	bRefresh            	0
    	bSynchAddress       	0
    	MIDIStreaming Endpoint Descriptor:
      	bLength             	5
      	bDescriptorType    	37
      	bDescriptorSubtype  	1 (GENERAL)
      	bNumEmbMIDIJack     	1
      	baAssocJackID( 0)   	3
  	Endpoint Descriptor:
    	bLength             	9
    	bDescriptorType     	5
    	bEndpointAddress 	0x02  EP 2 OUT
    	bmAttributes        	2
      	Transfer Type        	Bulk
      	Synch Type           	None
      	Usage Type           	Data
    	wMaxPacketSize 	0x0040  1x 64 bytes
    	bInterval           	0
    	bRefresh            	0
    	bSynchAddress       	0
    	MIDIStreaming Endpoint Descriptor:
      	bLength             	5
      	bDescriptorType    	37
      	bDescriptorSubtype  	1 (GENERAL)
      	bNumEmbMIDIJack     	1
      	baAssocJackID( 0)   	1
Device Status: 	0x0000
  (Bus Powered)