On Tue, Aug 29, 2006 at 10:03:37AM +0800, Rogelio Serrano wrote:
> On 8/29/06, Jon Smirl <[EMAIL PROTECTED]> wrote:
> >I'm still trying to figure why there is a need for this external mode
> >setting box. I would have thought that the hardware powers on with video
> >output disabled. When the host executes the VBIOS ROM it reads the DDC,
> >sets a mode, and enables video out. All of the cards default to 640x480
> >VGA if they can't find a valid EDID.
> >
> >For a fixed frequency monitor you would just change the default mode for
> >when there is no EDID from 640x480 to whatever you need, reflash the
> >VBIOS and boot. No external box needed.
> >
> >If there is no VBIOS part of the system boot process needs to program the
> >mode but it can still handle a fixed frequency monitor if the hardware
> >powers up with video output disabled.
> >
>
> so we don't have to put fixed frequency monitor support in the card.
> those who needs it can buy it. those who dont need it wont be
> penalised by the overhead.
Precisely.
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