Does the following help?
Try allocating some more VRAM for fb0 and fb1 and change 'rootdelay=1' to 'rootwait' and remove 'nohz=off'
(From http://<email address hidden>/msg19936.html.)
Does the following help?
Try allocating some more VRAM for fb0 and fb1 and change 'rootdelay=1' to
'rootwait' and remove 'nohz=off'
(From http://<email address hidden> /msg19936. html.)