====== 10.9.2でDisplay Portを使うと無限再起動に陥る件 ======

  * OS X Mavericks 10.9.2
  * PC版Radeon HD 7000系以上
  * モニタをDisplay Portで繋いでいる

以上3条件が揃うと、OS Xが無限再起動ループに陥る。旧型RadeonもしくはDPを使わなければ大丈夫っぽい。

正規のSAPPHIRE HD 7950 MAC EditionでEFIを使ってるなら大丈夫らしい？

===== 参考サイト =====
  * [[https://discussions.apple.com/message/25023859#25023859|Anyone with Radeon 7950 NOT having problems with 10.9.2?]]
  * [[https://discussions.apple.com/message/25019730#25019730|10.9.2 update borked Radeon 7950 GPU (Display Port - DVI is OK): Apple Support Communities]]
  * [[https://discussions.apple.com/message/25000156#25000156|10.9.2 Reboot loop no Displayport working: Apple Support Communities]]
  * [[https://discussions.apple.com/message/24997341#24997341|HT6114 Reboot loop after 10.9.2 upgrade: Apple Support Communities]]