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Re: [Xen-devel] [PATCH v4 0/6] save/restore on Xen

On 01/24/2012 12:32 PM, Avi Kivity wrote:
>  Clearing the screen should only write to the RAM at 0xB8000 (and
>  perhaps 0xA0000 since IIRC it's where text-mode fonts lie).  The
>  option ROM cannot even assume that the main BIOS knows about the VESA
>  framebuffer, can it?
Yes, but why should anything else be needed?

When you switch to a graphics mode, clear as much of the framebuffer as
you need.

Based on the comments, Windows apparently disagrees. :)


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