[    1.888452] NET: Registered protocol family 17
[    1.888817] NET: Registered protocol family 36
[    1.888904] Key type dns_resolver registered
[    1.902911] Btrfs loaded
[    1.961424] Console: switching to colour frame buffer device 240x75
[    1.988561] usb 1-1: new high-speed USB device number 2 using xhci_hcd
[    1.998917] i915 0000:00:02.0: fb0: inteldrmfb frame buffer device
[    1.998920] i915 0000:00:02.0: registered panic notifier
[    1.999303] console [netcon0] enabled
[    1.999315] netconsole: network logging started
[    1.999490] rtc_cmos 00:00: setting system clock to 2015-07-05 14:20:47 UTC (1436106047)
[    1.999897] ALSA device list:
[    1.999907]   No soundcards found.
[    2.003367] md: Waiting for all devices to be available before autodetect
[    2.003383] md: If you don't use raid, use raid=noautodetect
[    2.004206] md: Autodetecting RAID arrays.
[    2.004218] md: Scanned 0 and added 0 devices.
[    2.004226] md: autorun ...
[    2.004232] md: ... autorun DONE.
[    2.004381] Waiting for root device /dev/mmcblk0p2...
[    2.095995] usb 2-1: new SuperSpeed USB device number 2 using xhci_hcd
[    2.121400] hub 2-1:1.0: USB hub found
[    2.122651] hub 2-1:1.0: 4 ports detected
[    2.171692] hub 1-1:1.0: USB hub found
[    2.172906] hub 1-1:1.0: 4 ports detected
[    2.320952] mmc1: new high speed SDHC card at address 1234
[    2.322586] mmcblk0: mmc1:1234 SA08G 7.21 GiB
[    2.325192]  mmcblk0: p1 p2 p3
[    2.412853] usb 2-1.4: new SuperSpeed USB device number 3 using xhci_hcd
[    2.418481] EXT3-fs (mmcblk0p2): recovery required on readonly filesystem
[    2.418496] EXT3-fs (mmcblk0p2): write access will be enabled during recovery
[    2.431943] hub 2-1.4:1.0: USB hub found
[    2.433155] hub 2-1.4:1.0: 4 ports detected
[    2.470188] usb 1-1.1: new low-speed USB device number 3 using xhci_hcd
[    2.572897] usb 1-1.1: ep 0x81 - rounding interval to 64 microframes, ep desc says 80 microframes
[    2.582459] input: Logitech USB Optical Mouse as /devices/pci0000:00/0000:00:14.0/usb1/1-1/1-1.1/1-1.1:1.0/0003:046D:C018.0001/input/input4
[    2.582921] hid-generic 0003:046D:C018.0001: input: USB HID v1.11 Mouse [Logitech USB Optical Mouse] on usb-0000:00:14.0-1.1/input0
[    2.661258] usb 1-1.2: new low-speed USB device number 4 using xhci_hcd
[    2.717455] usb 2-1.4.1: new SuperSpeed USB device number 4 using xhci_hcd
[    2.741386] cdc_ncm 2-1.4.1:1.5: MAC-Address: 00:50:b6:6a:f1:30
[    2.741411] cdc_ncm 2-1.4.1:1.5: setting rx_max = 16384
[    2.741887] cdc_ncm 2-1.4.1:1.5: setting tx_max = 16384
[    2.743496] cdc_ncm 2-1.4.1:1.5 usb0: register 'cdc_ncm' at usb-0000:00:14.0-1.4.1, CDC NCM, 00:50:b6:6a:f1:30
[    2.775293] usb 1-1.2: ep 0x81 - rounding interval to 64 microframes, ep desc says 80 microframes
[    2.788514] input: CHICONY HP Basic USB Keyboard as /devices/pci0000:00/0000:00:14.0/usb1/1-1/1-1.2/1-1.2:1.0/0003:03F0:0024.0002/input/input5
[    2.837258] Switched to clocksource tsc
[    2.839963] hid-generic 0003:03F0:0024.0002: input: USB HID v1.11 Keyboard [CHICONY HP Basic USB Keyboard] on usb-0000:00:14.0-1.2/input0
[    2.917925] usb 1-1.4: new high-speed USB device number 5 using xhci_hcd
[    3.015851] hub 1-1.4:1.0: USB hub found
[    3.016481] hub 1-1.4:1.0: 4 ports detected
[   13.633033] kjournald starting.  Commit interval 5 seconds
[   13.647180] EXT3-fs (mmcblk0p2): recovery complete
[   13.647202] EXT3-fs (mmcblk0p2): mounted filesystem with ordered data mode
[   13.647326] VFS: Mounted root (ext3 filesystem) readonly on device 179:2.
[   13.649620] devtmpfs: mounted
[   13.651932] Freeing unused kernel memory: 1268K (ffffffff81f02000 - ffffffff8203f000)
[   13.651951] Write protecting the kernel read-only data: 14336k
[   13.654297] Freeing unused kernel memory: 424K (ffff880001f96000 - ffff880002000000)
[   13.655113] Freeing unused kernel memory: 112K (ffff8800023e4000 - ffff880002400000)
[   14.184345] Adding 377852k swap on /dev/mmcblk0p3.  Priority:-1 extents:1 across:377852k SS
[   14.629090] udevd[111]: starting version 182
[   14.924361] EXT3-fs (mmcblk0p2): using internal journal
[   15.205983] random: dd urandom read with 39 bits of entropy available
[   15.881647] r8169 0000:02:00.0: Direct firmware load for rtl_nic/rtl8168g-2.fw failed with error -2
[   15.881671] r8169 0000:02:00.0 eth0: unable to load firmware patch rtl_nic/rtl8168g-2.fw (-2)
[   15.887314] r8169 0000:02:00.0 eth0: link down
[   15.887342] r8169 0000:02:00.0 eth0: link down
[   15.887428] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[   19.967953] r8169 0000:02:00.0 eth0: link up
[   19.967995] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[   33.621199] random: nonblocking pool is initialized
[  186.363132] usb 1-2: new high-speed USB device number 6 using xhci_hcd
[  819.456004] usb 1-1.4.2: new high-speed USB device number 7 using xhci_hcd
[  819.530304] usb 1-1.4.2: Device not responding to setup address.
[  819.731013] usb 1-1.4.2: Device not responding to setup address.
[  819.932307] usb 1-1.4.2: device not accepting address 7, error -71
[  820.141880] usb 1-1.4.2: new high-speed USB device number 9 using xhci_hcd
[  820.232813] usb-storage 1-1.4.2:1.2: USB Mass Storage device detected
[  820.233890] scsi host0: usb-storage 1-1.4.2:1.2
[  820.547787] usb 1-1.4.2: USB disconnect, device number 9
[  821.249324] usb 1-1.4.2: new high-speed USB device number 10 using xhci_hcd
root@intel-corei7-64:~/opencv_tutorial-master# lsusb
Bus 002 Device 004: ID 17e9:4302 DisplayLink
Bus 001 Device 010: ID 0bb4:0f63 HTC (High Tech Computer Corp.)
Bus 002 Device 003: ID 2109:0811
Bus 001 Device 005: ID 2109:3431
Bus 001 Device 004: ID 03f0:0024 Hewlett-Packard KU-0316 Keyboard
Bus 001 Device 003: ID 046d:c018 Logitech, Inc. Optical Wheel Mouse
Bus 002 Device 002: ID 2109:0811
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 006: ID 046d:0821 Logitech, Inc. HD Webcam C910
Bus 001 Device 002: ID 2109:3431
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub