So: I have a hd7970m, I can boot to desktop only on my external HDMI monitor, I know this is common but cant solve by myself for 3days of googling and trying...
I will try to provide all info you need to point me on my errors!
I've using this guide to create my Personality from scratch:
till patching kext, I dont want to do this so I've used Clover method by this thread:
config.plist.zip 2.5KB 2 downloads
Please dont look at ATIConnectorsData and ATIConnectorsPatch entries, I was experimenting so they are not those I provided below.
My vbios I've extracted with atiflash from a bootable usb stick.
Output from radeon_bios_decode:
Output from redsock_bios_decoder:
So this is what I've got according to rampagedev guide:
Tryed this framebufer like this and discarding one of entries for LVDS and VGA, tryed various personalities, always have both black screen (internal and ext. HDMI), only with sleep trick can have ext. monitor working.
Have tryed even this guide of a chinese guy, but same black screen:
I'm quite shure I'm doing a banal error but dont know what error!
Please guys, point me on it!
Thanks a lot for your help!