Re: [PATCH] fix widescreen resolution issues

[Izik Eidus <izike@qumranet.com>]

On Thu, 2008-02-21 at 11:29 +0100, Arne Brutschy wrote:
> Hi,
> 
> On Mi, 2008-02-20 at 22:16 +0100, Andreas Winkelbauer wrote:
> > the attached patch fixes the issues with widescreen resolutions for me 
> > when using -std-vga.
> > I would appreciate any suggestions, comments and of course testing.
> Thanks for the patch, Andreas! You found the "magic limitation" to
> 1600x1200...
> 
> > @Arne Brutschy: could you please test the 1920x1200 resolution with your 
> > setup?
> I did, it does not work. :( I can select the video mode, but upon
> activation qemu crashes. I think the video memory overwrites system
> memory because qemu does not allocate the increased vmem properly. So
> every mode under 8MB of video ram does work, all others do not.
> 
>   1680x1050x32 => works   (7056000 bytes)
>   1920x1200x24 => works   (6912000 bytes)
>   1920x1200x32 => crashes (9216000 bytes)
> 
> I haven't found the piece of code that's responsible for vmem allocation
> yet. Does somebody know where this is done? Is there somebody from qemu
> reading this?

there is a DEFINE name VGA_RAM_SIZE or something like that

> 
> Arne
> 
> 
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