ajax at nwnk.net
Thu Aug 4 16:35:36 PDT 2005
On Thursday 04 August 2005 15:01, Jim Gettys wrote:
> Intel's graphics chips do not include the ramdac/analog portions of the
> video hardware that is typically provided these days on graphics
> chips/chipsets of other manufacturers; this hardware has to be
> initialized properly to go with the graphics chip's view of other
> fundamentals like depth, resolution, etc. These are provided by the
> motherboard manufacturers and graphics cards manufacturers, of which
> there are dozens, and a wide variety of outboard chips are used. We
> have no way to find out what those chips are from the system side, and
> the specs are often/usually closed to us.
More accurately, the analog CRTC is provided on-chip (always has been since
i740 days or so, iirc), it's the LVDS/TMDS controller that's factored out.
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