PPC linux - console fb troubles

Paul Mackerras paulus at samba.org
Mon Aug 13 12:35:37 EST 2001

Tomasz Ciolek writes:

> I have no problems starting the beats in OpenFirmware mode, but how do i go about setting up the FB console?
> If I try the ATI Rage 128 console kernel arguments all I get is a blank screen. Any ideas anyone ? 

The monitor in the iMac only works over a narrow range of horizontal
frequencies, outside that range you'll get a black screen.  I think
that the iMac monitor will work at 58 - 60 kHz or so.  Anyway, if you
put video=aty128fb:vmode:17 on the kernel command line it should work.


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