I am not how this happen. I was doing a routine update when I rebooted my machine the next day X didnt launch.
From my /var/log/Xorg.log I am getting these errors:
(EE) RADEON(0): MergedFB does not work with Option UseFBDev, MergedFB mode is disabled
(**) RADEON(0): RADEONScreenInit c0000000 0
(EE) RADEON(0): mmap mmio: Invalid argument
Fatal server error:
AddScreen/ScreenInit failed for driver 0
please I need advice on how to proceeed.
Thanks
j