dmesg | grep -i usb
[ 0.182819] ACPI: bus type USB registered
[ 0.182833] usbcore: registered new interface driver usbfs
[ 0.182842] usbcore: registered new interface driver hub
[ 0.182855] usbcore: registered new device driver usb
[ 1.404028] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 1.404114] ehci-pci 0000:00:1a.0: new USB bus registered, assigned bus number 1
[ 1.422737] ehci-pci 0000:00:1a.0: USB 2.0 started, EHCI 1.00
[ 1.422802] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 1.422805] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.422806] usb usb1: Product: EHCI Host Controller
[ 1.422816] usb usb1: Manufacturer: Linux 4.8.0-39-generic ehci_hcd
[ 1.422817] usb usb1: SerialNumber: 0000:00:1a.0
[ 1.422985] hub 1-0:1.0: USB hub found
[ 1.423146] ehci-pci 0000:00:1d.0: new USB bus registered, assigned bus number 2
[ 1.442699] ehci-pci 0000:00:1d.0: USB 2.0 started, EHCI 1.00
[ 1.442746] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002
[ 1.442748] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.442749] usb usb2: Product: EHCI Host Controller
[ 1.442751] usb usb2: Manufacturer: Linux 4.8.0-39-generic ehci_hcd
[ 1.442752] usb usb2: SerialNumber: 0000:00:1d.0
[ 1.442893] hub 2-0:1.0: USB hub found
[ 1.442988] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 1.443002] uhci_hcd: USB Universal Host Controller Interface driver
[ 1.750742] usb 1-1: new high-speed USB device number 2 using ehci-pci
[ 1.770741] usb 2-1: new high-speed USB device number 2 using ehci-pci
[ 1.899395] usb 1-1: New USB device found, idVendor=8087, idProduct=0024
[ 1.899397] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 1.899691] hub 1-1:1.0: USB hub found
[ 1.919126] usb 2-1: New USB device found, idVendor=8087, idProduct=0024
[ 1.919128] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 1.919467] hub 2-1:1.0: USB hub found
[ 2.206749] usb 2-1.1: new full-speed USB device number 3 using ehci-pci
[ 2.316789] usb 2-1.1: New USB device found, idVendor=09da, idProduct=054f
[ 2.316792] usb 2-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 2.316794] usb 2-1.1: Product: USB Device
[ 2.316796] usb 2-1.1: Manufacturer: A4TECH
[ 2.394752] usb 2-1.4: new high-speed USB device number 4 using ehci-pci
[ 2.503601] usb 2-1.4: New USB device found, idVendor=0bda, idProduct=8179
[ 2.503604] usb 2-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 2.503606] usb 2-1.4: Product: 802.11n NIC
[ 2.503607] usb 2-1.4: Manufacturer: Realtek
[ 2.503609] usb 2-1.4: SerialNumber: 00E04C0001
[ 2.582756] usb 2-1.5: new high-speed USB device number 5 using ehci-pci
[ 2.907514] usb 2-1.5: New USB device found, idVendor=046d, idProduct=0825
[ 2.907517] usb 2-1.5: New USB device strings: Mfr=0, Product=0, SerialNumber=2
[ 2.907519] usb 2-1.5: SerialNumber: CEC86CA0
[ 3.442479] usbcore: registered new interface driver usbhid
[ 3.442480] usbhid: USB HID core driver
[ 3.466031] input: A4TECH USB Device as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.1/2-1.1:1.0/0003:09DA:054F.0001/input/input5
[ 3.523023] hid-generic 0003:09DA:054F.0001: input,hiddev0,hidraw0: USB HID v1.11 Keyboard [A4TECH USB Device] on usb-0000:00:1d.0-1.1/input0
[ 3.523159] input: A4TECH USB Device as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.1/2-1.1:1.1/0003:09DA:054F.0002/input/input6
[ 3.523264] hid-generic 0003:09DA:054F.0002: input,hidraw1: USB HID v1.11 Mouse [A4TECH USB Device] on usb-0000:00:1d.0-1.1/input1
[ 14.586965] usb 2-1.5: set resolution quirk: cval->res = 384
[ 14.587335] usbcore: registered new interface driver snd-usb-audio
[ 14.601893] input: UVC Camera (046d:0825) as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.5/2-1.5:1.0/input/input16
[ 14.601968] usbcore: registered new interface driver uvcvideo
[ 14.601969] USB Video Class driver (1.1.1)
[ 14.618630] usbcore: registered new interface driver r8188eu
[ 18.202989] usb 2-1.5: reset high-speed USB device number 5 using ehci-pci