Re: Re: [directfb-users] Framebuffer woes...

["Nathanael D. Noblet" <nathanael@gnat.ca>]

On Wed, 2005-10-19 at 08:26 +0200, Knut Petersen wrote:
> Hi Nathanael,
> 
> >>I have a VIA EPIA board. It has a built in Trident graphics adapter. The
> >>problem I'm having is that when I try to get it to run, the lcd OSD
> >>throws up an error message about 'Out Of Range', sometimes blanking the
> >>screen, sometimes not.
> >>
> >>    
> >>
> 
> What kind of Epia? I suppose Epia 800 or Epia 5000. If that´s the case, 
> disable
> tridentfb and enable the cyblafb driver included in the 2.6.14-rc kernels.
> 
> >>mode "1024x768-76"
> >>    # D: 78.653 MHz, H: 59.949 kHz, V: 75.694 Hz
> >>    geometry 1024 768 1024 768 16
> >>    timings 12714 128 32 16 4 128 4
> >>    rgba 5/11,6/5,5/0,0/0
> >>endmode
> >>
> >>    
> >>
> Add
>        video=cyblafb:1024x768,bpp=16,ref=76
> to the  kernel command line. If that does not help immediately, use
>        video=cyblafb:1024x768,bpp=16,ref=76,verbosity=2 vga=0x317
> and send complete dmesg output after booting as well as lspci -vv output.
> 
> There will be a lot of debugging output, be sure to use a big enough
> buffer size for kernel messages.
> 
> >>All of those (regardless of depth (8,16,24) all produce 'out of range'
> >>problems.
> >>
> >>    
> >>
> tridentfb timing calcualtion was broken in 2.4 kernels and is broken for 
> 2.6 kernels,
> at least for the cyberblade/i1.

Well thank you SOO much. I'm not done yet, but those messages are gone.
I will continue testing & working on this, if I run into more problems
or bugs I'll post any feedback/information I have.

-- 
Nathanael D. Noblet
Gnat Solutions, Inc
http://www.gnat.ca/
T 250.385.4613
C 250.383.4613




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