Usb HOST口 识别的 OTG usb hub

BG4DRL

root@clanton:~#
[  239.180479] usb 2-1: new high-speed USB device number 2 using ehci-pci
[  239.361884] hub 2-1:1.0: USB hub found
[  239.371424] hub 2-1:1.0: 4 ports detected
[  239.670677] usb 2-1.4: new high-speed USB device number 3 using ehci-pci
[  239.833244] scsi0 : usb-storage 2-1.4:1.0
[  240.877604] scsi 0:0:0:0: Direct-Access     USB Mass  Storage Device       PQ: 0 ANSI: 0 CCS
[  240.995108] sd 0:0:0:0: [sda] Attached SCSI removable disk
[  241.006523] sd 0:0:0:0: Attached scsi generic sg0 type 0

这下方便多了，省区了好多转接头