Messages in this thread | | | Subject | Re: [Linux-fbdev-devel] [PATCH]: EDID parser | From | Alan Cox <> | Date | 03 Apr 2003 17:15:32 +0100 |
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On Iau, 2003-04-03 at 18:10, Sven Luther wrote: > It has two outputs, where i can hook either a DVI or a VGA monitor. Each > of these video outputs correspond to a viewport, and there is hardware > which will let you set the output timings and the dot clock. You also > have to configure which part of the framebuffer you are reading, and > eventually setup a scaller to scale the pixels you read to the correct > output buffer. You also have for each head a DDC/I2C bus you can use to > speak with the monitor.
Very common except lower end stuff generally has a single frame buffer that both show and cannot be split or scanned by multiple outputs at different rates.
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