[0:0:0:0]    disk    ATA      ST1000DM010-2EP1 CC46  /dev/sda 
  dir: /sys/bus/scsi/devices/0:0:0:0  [/sys/devices/pci0000:00/0000:00:02.1/0000:01:00.1/ata1/host0/target0:0:0/0:0:0:0]
[6:0:0:0]    disk    JetFlash Transcend 16GB   1100  /dev/sdb 
  dir: /sys/bus/scsi/devices/6:0:0:0  [/sys/devices/pci0000:00/0000:00:08.1/0000:05:00.4/usb6/6-1/6-1:1.0/host6/target6:0:0/6:0:0:0]
[7:0:0:0]    cd/dvd  Linux    File-CD Gadget   0601  /dev/sr0 
  dir: /sys/bus/scsi/devices/7:0:0:0  [/sys/devices/pci0000:00/0000:00:02.1/0000:01:00.0/usb1/1-2/1-2:1.3/host7/target7:0:0/7:0:0:0]
