Re: [Qemu-devel] [patch] incorrect VGA initialization, can provide image

[Fabrice Bellard]

This is better, but maybe a heuristic could do even better (for example 
by tracking access to registers which map plans 2 and 3 ?).

Fabrice.

Piotr Krysik wrote:
> Update of font memory is now detected during 
> vga_draw_text. I also added time-to-live for 
> font cache to limit memory bandwidth required 
> for cache validation (overkill?).
>
> Please review.
>
>
> Piotrek
>
> --- Fabrice Bellard <address@hidden> wrote:
>
>
> > OK for the idea, but it is not acceptable to slow
> > down the VGA write functions just to detect the 
> > font change. Another solution must be found.
> >
> > Fabrice.