RE: fbcon cruft removal (continued).

Jones D (djones2@glam.ac.uk)
Tue, 10 Aug 1999 18:01:18 +0100


> > > You can also change to videomode which has
> > > more lines than old (for example from 80x25 -> 80x34
> > > it will work without problems). And
> > The BIOS is in 80x25 AFAIK, and I have in my LILO startup
> > a line to switch to a different resolution. The onscreen cruft
> > remains.
> matroxfb without parameters start in 640x480 before 2.3.13
> and in 640x400 after 2.3.13. For new default, 25 - 4 (logo) < 25 :-( For
640x480, it
> should work. Which LILO switches are you using? vga=XXX does
> nothing good to matroxfb; video=matrox:vesa:0x105 works fine for me.

I'm using a video=matrox line, but I forget the mode number I'm using.
I'll check it tonight.

> > btw, another framebuffer problem I have found.
> > (This may be specific to matroxfb)
> > Boot up in a higher resolution than default,
> > Login, and do a command that outputs quite a few lines of text
> > (enough to make screen scroll) 'lspci -vvv' works for me.
> > When this is done, press shift & PGUP, and some chars don't
> > get updated and remain onscreen.
> You have strange system... When you are pressing shift-PgUp, are there
> penguins on the screen or are not?

No. Once the PC has fully booted, I don't see the penguins again at all.

> So I think that problem is in scrollback code. Unfortunately,
> I spent about two days with scrollback code and results was worse
> than when I started :-(

Would this be a generic fbcon bug, or matrox specific ?

regards,

Dave.

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