Re: [Linux-fbdev-devel] Some questions

[Geert U. <ge...@li...>]

On Wed, 5 Mar 2003, Thomas Winischhofer wrote:
> Geert Uytterhoeven wrote:
> > On Wed, 5 Mar 2003, Thomas Winischhofer wrote:
> >>Antonino Daplas wrote:
> >>>>Ack. Is 16 fuzzy enough, what do you think?
> >>>
> >>>I think you should only accept modes where the difference is a fraction
> >>>of a character width or height.  A difference more than that and
> >>>clear_margins() will not work correctly.  
> >>
> >>How do I - from a low level fb driver - determine the character size?
> > 
> > 
> > You cannot. That's called fbcon-fbdev separation.
> 
> My question was, basically, meant ironic.
> 
> But this is funny: You tell me that the difference should not exceed the 
> fraction of a character, but it is impossible to find out how wide/tall 
> characters are.
> 
> Guys, that won't work. I have to deal with LCD displays and TV output as 
> well (not to say "mainly") and I can't just set up odd modes like 
> 800x592, or mode resolutions based on calculations with any possible odd 
> font dimension.

Indeed. That's why fbcon should adapt to fbdev, and not vice versa (IMHO).

I've always been a bit skeptical about the fbcon-driven fbdev-resizing...
I don't mind that you change the resolution or fontsize, but it should not
influence the fbdev too much.

Gr{oetje,eeting}s,

						Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- ge...@li...

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
							    -- Linus Torvalds