| Re: [hatari-devel] Extended VDI screen in Falcon mode |
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On 4 Feb 2013 at 0:06, Eero Tamminen wrote:
>
> > There is
> > probably another issue related to the size of the video RAM in very high
> > resolutions.
>
> 1024x600 and 800x768 sizes also worked in 16-colors.
>
> Those take 300kB, 1024x608 didn't anymore work, and that just
> takes 4kB more.
>
> 304kB is a bit weird limit, so I tried narrower resolutions.
> There I got upto 600x1064 (312kB) after which EmuTOS started to panic.
> This is IMHO suspicious.
>
EmuTOS allocates memory for screen RAM at the top of Falcon memory. It
reserves 300K which is the largest amount it needs for any legal screen size.
I suggest that Hatari limits its extended screen resolutions accordingly.
Roger