Robert Milkowski wrote:
> I completely agree with Alan.
> I have also another question - when switching from X session to text console
> do we have to save all gfx memory card contents somewhere (like 256MB or
> more)? What memory overhead vconsoles will provide?
I don't think we need to save all gfx memory contents,
instead we just need to save necessary video status and
turn off all video activities, and then restore original
text mode. You can take a look at the Xorg DDX drivers
for further details.