Re: Re: FBdev updates.

[Sven Luther <luther@dpt-info.u-strasbg.fr>]

On Wed, Mar 05, 2003 at 08:22:26PM +0000, James Simmons wrote:
> 
> > Hi,
> >   while waiting on these updates I updated matroxfb a bit
> > (ftp://platan.vc.cvut.cz/pub/linux/matrox-latest/matroxfb-2.5.63.gz),
> > so that it now uses fb_* for cfb modes, and putcs/... hooks for
> > text mode. I have still dozen of changes in fbcon.c which I have
> > to eliminate (mainly logo painting and cursor handling - for now
> > I still use revc method, mainly because of I did not make into it yet).
> 
> I grabbed your latest patch and started to merge it with my latest work on 
> the matrox driver. As soon as I'm done merging my matrox changes I will 
> send you a patch right away.
> 
> >   My main concern now is 12x22 font... Accelerator setup
> > is so costly for each separate painted character that for 8bpp 
> > accelerated version is even slower than unaccelerated one :-(
> > (and almost twice as slow when compared with 2.4.x).
> 
> Try the latest patch I released.
>  
> >   And one (or two...) generic questions: why is not pseudo_palette
> > u32* pseudo_palette, or even directly u32 pseudo_palette[17] ?
> 
> pseudo_palette was originally designed to be a pointer to some kind of 
> data for color register programming. For example many PPC graphics cards 
> have a color register region. Now you could have that point to 

Does this correspond to the LUT i have in my boards ?

BTW, what is the point in having a pseudo_palette if you can store
the colors in the onchip LUT table.

Friendly,

Sven Luther


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