>> But, I think It wouldn't work on a IIci internal Video (PrecisionColor 8)
>> and I have a Nubus Video Card (working very well with Generic-55 and 57 )
>
>First question, what screen you use as a console?

I have only one screen.
It work with my VideoCard ( Nubus).
So I haven't any screen plug on my internal video .

>And another: Could you check what videoaddress is reported just before
>'Regents of UC' message?

Yes ! (I press debug when it starts to print "Process(Pid0) got signal 4")

(...)
No internal video at adress0 --video adress is 0xfc000480
Done.
Bootstraping the pmap system.
Pmap bootstrapped
Moving ROM Mbase from 0x40800000 to 0xb00000
Video adress 0xfc000480 -> 0x3c00480
(...)