Changing Patchstick-root to Apple TV Mode...
    start     size  index  contents
        0        1         PMBR
        1        1         Pri GPT header
        2       32         Pri GPT table
       34        6         
       40   409600      1  GPT part - C12A7328-F81F-11D2-BA4B-00A0C93EC93B
   409640   163840      2  GPT part - 48465300-0000-11AA-AA11-00306543ECAC
   573480  7225264      3  GPT part - 48465300-0000-11AA-AA11-00306543ECAC
  7798744   262150         
  8060894       32         Sec GPT table
  8060926        1         Sec GPT header
Unmount of all volumes on disk2 was successful
/dev/disk2s1 removed
    start     size  index  contents
        0        1         PMBR
        1        1         Pri GPT header
        2       32         Pri GPT table
       34   409606         
   409640   163840      2  GPT part - 48465300-0000-11AA-AA11-00306543ECAC
   573480  7225264      3  GPT part - 48465300-0000-11AA-AA11-00306543ECAC
  7798744   262150         
  8060894       32         Sec GPT table
  8060926        1         Sec GPT header
Unmount of all volumes on disk2 was successful
gpt add: unable to open device '/dev/disk2': No such file or directory
    start     size  index  contents
        0        1         PMBR
        1        1         Pri GPT header
        2       32         Pri GPT table
       34   409606         
   409640   163840      2  GPT part - 48465300-0000-11AA-AA11-00306543ECAC
   573480  7225264      3  GPT part - 48465300-0000-11AA-AA11-00306543ECAC
  7798744   262150         
  8060894       32         Sec GPT table
  8060926        1         Sec GPT header
Unmount of all volumes on disk2 was successful

Your disk /dev/disk2 is now unmounted and ready to patch your AppleTV.
Enjoy... :-)