[0:0:0:0]    disk    ATA      HFS128G32TNF-N3A 0P10  /dev/sdb 
  dir: /sys/bus/scsi/devices/0:0:0:0  [/sys/devices/pci0000:00/0000:00:17.0/ata1/host0/target0:0:0/0:0:0:0]
[1:0:0:0]    disk    ATA      WDC WD10SPZX-24Z 1A01  /dev/sda 
  dir: /sys/bus/scsi/devices/1:0:0:0  [/sys/devices/pci0000:00/0000:00:17.0/ata2/host1/target1:0:0/1:0:0:0]
[2:0:0:0]    disk    JetFlash Transcend 16GB   1100  /dev/sdc 
  dir: /sys/bus/scsi/devices/2:0:0:0  [/sys/devices/pci0000:00/0000:00:14.0/usb2/2-1/2-1:1.0/host2/target2:0:0/2:0:0:0]
