this is my setup = MSI X99-A SLI Plus + 6800K
however i tried all guides and resources available but it stuck at PCI Configuration Begin
tried all Nvidia cards GTX970 ,GTX550Ti ,GTX285 and GT210 (this card never has problem with any version of OSX)
config.plist attached config.plist.zip 4.09KB 8 downloads
any help appreciated !