      start       size  index  contents
          0          1      -  PMBR
          1          1      -  Pri GPT header
          2         32      -  Pri GPT table
         34          6      -  
         40     409600      0  GPT part - EFI System
     409640  293339136      1  GPT part - Apple HFS
  293748776     264152      -  
  294012928   18567168      2  GPT part - MS/Linux Basic Data
  312580096       1679      -  
  312581775         32      -  Sec GPT table
  312581807          1      -  Sec GPT header
