dmesg | grep USB
zeigt folgendes an 😉
[ 0.354750] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 0.354865] ehci_hcd 0000:00:1a.7: new USB bus registered, assigned bus number 1
[ 0.411988] ehci_hcd 0000:00:1a.7: USB 2.0 started, EHCI 1.00
[ 0.412228] hub 1-0:1.0: USB hub found
[ 0.412436] ehci_hcd 0000:00:1d.7: new USB bus registered, assigned bus number 2
[ 0.463890] ehci_hcd 0000:00:1d.7: USB 2.0 started, EHCI 1.00
[ 0.464127] hub 2-0:1.0: USB hub found
[ 0.464251] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 0.464279] uhci_hcd: USB Universal Host Controller Interface driver
[ 0.464412] uhci_hcd 0000:00:1a.0: new USB bus registered, assigned bus number 3
[ 0.464641] hub 3-0:1.0: USB hub found
[ 0.464797] uhci_hcd 0000:00:1a.1: new USB bus registered, assigned bus number 4
[ 0.465029] hub 4-0:1.0: USB hub found
[ 0.465185] uhci_hcd 0000:00:1d.0: new USB bus registered, assigned bus number 5
[ 0.465397] hub 5-0:1.0: USB hub found
[ 0.465545] uhci_hcd 0000:00:1d.1: new USB bus registered, assigned bus number 6
[ 0.465758] hub 6-0:1.0: USB hub found
[ 0.465923] uhci_hcd 0000:00:1d.2: new USB bus registered, assigned bus number 7
[ 0.466152] hub 7-0:1.0: USB hub found
[ 0.466303] uhci_hcd 0000:00:1d.3: new USB bus registered, assigned bus number 8
[ 0.466509] hub 8-0:1.0: USB hub found
[ 6.644066] usb 1-1: new high speed USB device using ehci_hcd and address 2
[ 13.874061] Initializing USB Mass Storage driver...
[ 13.874660] scsi8 : SCSI emulation for USB Mass Storage devices
[ 13.875660] scsi9 : SCSI emulation for USB Mass Storage devices
[ 13.875868] USB Mass Storage support registered.
[ 13.925178] USB Serial support registered for generic
[ 13.925611] usbserial: USB Serial Driver core
[ 13.959756] USB Serial support registered for GSM modem (1-port)
[ 13.960882] usb 1-1: GSM modem (1-port) converter now attached to ttyUSB0
[ 13.961313] usb 1-1: GSM modem (1-port) converter now attached to ttyUSB1
[ 13.961860] option: v0.7.2:USB Driver for GSM modems