Good morning all.
Thanks to all the developers that have taken time to help me in the past. and the use of the bios tool you have kindly sheared
cecekpawon thank you for your oz2a.ffs im using in my bios. and the ozmosisDefault plist from ammoune78
i have managed to build a ozmosis bios for my Gigabyte x97P-D3 which works in seirra 10.12.5 and High Sierra.
but for some reason i can only boot the os from use of the F12 key. would someone be so kind as to help me
adjust the bios file so i dont have to use the F12 on boot up. i Have enclosed copy of bios with report