не работает USB

[sudo97]

Помогите-не работает USB. Если вставляю устройство до загрузки компьютера, а потом его включаю, то все по маслу. А если сначала запускаю компьютер, а уж потом вставляю в USB, то ничего не происходит.
Что мне делать?

[Бумер]

Покажи

Код: [Выделить]

dmesg
lsusb при подключении устройства

[sudo97]

ОК

[saint-denis]

Автор понял это, похоже, как руководство к решению проблемы...

[sudo97]

lsusb:
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 002: ID 09da:000a A4 Tech Co., Ltd Port Mouse
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 004: ID 18a5:0304 Verbatim, Ltd
Bus 001 Device 002: ID 0ac8:3420 Z-Star Microelectronics Corp. Venus USB2.0 Camera
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Пользователь решил продолжить мысль 15 Июня 2011, 15:00:34:dmesg:
[    0.000000] Initializing cgroup subsys cpuset
[    0.000000] Initializing cgroup subsys cpu
[    0.000000] Linux version 2.6.38-8-generic (buildd@vernadsky) (gcc version 4.5.2 (Ubuntu/Linaro 4.5.2-8ubuntu3) ) #42-Ubuntu SMP Mon Apr 11 03:31:50 UTC 2011 (Ubuntu 2.6.38-8.42-generic 2.6.38.2)

[Sly_tom_cat]

нужен: tail dmesg
а не три строчки из самого начала.

[sudo97]

dmesg большой-строки где про USB пишется вот:
[    0.114002] usbcore: registered new interface driver usbfs
[    0.114017] usbcore: registered new interface driver hub
[    0.114049] usbcore: registered new device driver usb
[    0.309388] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[    0.309503] ehci_hcd 0000:00:1d.7: new USB bus registered, assigned bus number 1
[    0.336377] ehci_hcd 0000:00:1d.7: USB 2.0 started, EHCI 1.00
[    0.336625] hub 1-0:1.0: USB hub found
[    0.336782] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    0.336807] uhci_hcd: USB Universal Host Controller Interface driver
[    0.337184] hub 2-0:1.0: USB hub found
[    0.337335] uhci_hcd 0000:00:1d.1: new USB bus registered, assigned bus number 3
[    0.337529] hub 3-0:1.0: USB hub found
[    0.337672] uhci_hcd 0000:00:1d.2: new USB bus registered, assigned bus number 4

Пользователь решил продолжить мысль 15 Июня 2011, 15:21:46:[    0.337858] hub 4-0:1.0: USB hub found
[    0.338010] uhci_hcd 0000:00:1d.3: new USB bus registered, assigned bus number 5
[    0.338205] hub 5-0:1.0: USB hub found
[    0.772272] usb 1-3: new high speed USB device using ehci_hcd and address 2
[    1.403668] usb 3-2: new low speed USB device using uhci_hcd and address 2
[    2.434849] usbcore: registered new interface driver usbhid
[    2.434853] usbhid: USB HID core driver
[    2.451575] input: A4Tech USB Mouse as /devices/pci0000:00/0000:00:1d.1/usb3/3-2/3-2:1.0/input/input4
[    2.451884] a4tech 0003:09DA:000A.0001: input,hidraw0: USB HID v1.10 Mouse [A4Tech USB Mouse] on usb-0000:00:1d.1-2/input0
[   20.016119] usbcore: registered new interface driver ndiswrapper
[   21.424316] uvcvideo: Found UVC 1.00 device UVC USB2.0 PC Camera (0ac8:3420)
[   21.500701] input: UVC USB2.0 PC Camera as /devices/pci0000:00/0000:00:1d.7/usb1/1-3/1-3:1.0/input/input7
[   21.505630] usbcore: registered new interface driver uvcvideo
[   21.505636] USB Video Class driver (v1.0.0
[   23.782558] usbcore: registered new interface driver snd-usb-audio
[  279.336046] usb 1-1: new high speed USB device using ehci_hcd and address 4
[    0.114002] usbcore: registered new interface driver usbfs
[    0.114017] usbcore: registered new interface driver hub
[    0.114049] usbcore: registered new device driver usb
[    0.309388] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[    0.309503] ehci_hcd 0000:00:1d.7: new USB bus registered, assigned bus number 1
[    0.336377] ehci_hcd 0000:00:1d.7: USB 2.0 started, EHCI 1.00
[    0.336625] hub 1-0:1.0: USB hub found
[    0.336782] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    0.336807] uhci_hcd: USB Universal Host Controller Interface driver
[    0.336945] uhci_hcd 0000:00:1d.0: new USB bus registered, assigned bus number 2
[    0.337184] hub 2-0:1.0: USB hub found
[    0.337529] hub 3-0:1.0: USB hub found
[    0.337335] uhci_hcd 0000:00:1d.1: new USB bus registered, assigned bus number 3
[    0.337672] uhci_hcd 0000:00:1d.2: new USB bus registered, assigned bus number 4
[    0.337858] hub 4-0:1.0: USB hub found
[    0.338010] uhci_hcd 0000:00:1d.3: new USB bus registered, assigned bus number 5
[    0.338205] hub 5-0:1.0: USB hub found
[    0.772272] usb 1-3: new high speed USB device using ehci_hcd and address 2
[    1.403668] usb 3-2: new low speed USB device using uhci_hcd and address 2

[Бумер]

Подключается веб камера? Ну так всё на месте комп её видит.