Re: [openMSX-devel] Console GFX

[Joost Y. D. <an...@wo...>]

'David Heremans' wrote about 'Re: [openMSX-devel] Console GFX' - Thu, Jul 04, 2002 at 02:17:06PM CEST
> On Thu, Jul 04, 2002 at 01:36:36PM +0200, Maarten ter Huurne wrote:
> > On Thursday 04 July 2002 07:56, Joost Yervante Damad wrote:
> > 
> > > If I remember correctly there is a file in /etc where you can defile the
> > > different graphical modes available for framebuffer.
> > > I had to change this e.g. for fbtv, the framebuffer tv program I use.
> > > [This program also has a special HW matrox scaling mode, woowoo!]
> > >
> > > I think it is /etc/fb.modes
> > 
> > Apparently that file is installed by default (SuSE 8.0) and it contains plenty 
> > of video modes. So I guess the problem is not there.
> > 
> > I have the console running on the framebuffer in 1024x768, could it be that 
> > that is blocking the mode change to 640x480?
> 
> Yes,it is.
> Apperently from the quick look at the docs I had, it is only at boot
> time that you can actually tell the kernel in which mode the
> framebuffers runs, and there is no way to tell it later on to switch
> Use the "vga=" parameter in lilo.conf or better, use "vga=ask" and tell
> it yourself at boottime.
> 
> The /etc/fb.modes is only used to determine correct timingvalues during
> the initialisation.

B*llsh!t :) You can change modes at runtime, with fbset command:
	http://www.cs.kuleuven.ac.be/~geert/bin/

fbset(8)                      Linux frame buffer utils
fbset(8)

NAME
       fbset - show and modify frame buffer device settings

	   SYNOPSIS
	          fbset [options] [mode]

Joost


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