Re: fbdev updates

[Svetoslav S. <sv...@gm...>]

Hi Aivils,
thanks for your great work :-)
 
> Hi All!
> 
>      I have got runnig fbdev, where each framebuffer device has his own VT
> and number of VC. For test I use Voodoo Graphic, Voodoo2, Voodoo3 video
> adapters. Voodoo Graphic and Voodoo2 are designed as secondary video
> adapters,
> so i have not troubles with initializing.
>      For tests all fbdev low level drivers and fbcon must be compiled
> straight into kernel. Current modules isn't supported.
>      fbcon must have kernel commandline option:
> fbcon=vt:toc.5.7
> which mean, fbcon creates three VT, 1st VT take over admin_vt (VGA
> console),
> 2nd VT has 5 VCs, 3rd VT has 7 VCs. 1st VT uses /dev/fb0, 2nd VT -
> /dev/fb1
> 3rd VT - /dev/fb2. If fbdev low level drivers is located into kernel, then
> fb
> init order is hardcoded in fbmem.c . If /dev/fb1 need take over admin_vt,
> then
> simple change command line:
> fbcon=vt:5.toc.7
> 
> If You needs for login promt on secondary fbdev, then You must run
> aditional
> mingetty on right ttyXX. You can run multiple mingetty on secondary fbdev.
> Switching to next vc is ordinary Atl-Fx or Atl-LeftArrow, Alt-RightArrow.
> 
> In abstract dual head video adapters , which create fbdev for each head,
> must
> be ready for linux-ruby. Dual head adapter register /dev/fb0 and /dev/fb1
> and
> after fbcon set up VT for each /dev/fbXX. I have not any practical
> results.

hope to have some test results on my matrox soon :-)
 
> On second fbdev XFree86 must have option vtXX, otherwise xf86 uses free vc
> on
> VT0.

i'm pretty confused how will we start automatically
XFree & mingetty ( and with proper arguments)
but i have to think a bit more on this, and will bomb you with questions :-)

> Results:
> Voodoo1/Voodoo2/Voodoo3 - runs nice.
> Voodoo3, AtiRagePro - blank screen on Ati.
> NvidiaTNT2 - oopses only.

this is both with only console, and with console + XFree ?

> OOPSES:
> various outside ruby related code (i think so).
> redundant mingetty on VTless tty lead oopses series - ruby related.

"badness in pci_register" for the Nvidia card ?
Nvidia XF driver problems with loaded rivafb ?

> Seems we should wait for more stable 2.6.0-blah-blah
> Changes commited 14-OKT-2003

(sf's cvs seems totaly broken the last 3-4 months)

patch uploaded to startx.times.lv ?-)

> Remake it all modular - work in progress.
> Low level driver compatibility with linux-ruby - ask James.

and he will answer ?
may be in month or two :(

Thanks once again for your grate work Aivils!!!

best,

svetljo

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