Making Fedora work with laptops on docking station with external monitor

[Fulko Hew]

On Wed, Oct 27, 2010 at 1:01 PM, Matthew Garrett <mjg59 at srcf.ucam.org>wrote:

> On Wed, Oct 27, 2010 at 11:53:01AM -0400, Fulko Hew wrote:
> >    So I'm going to hijack this thread a little and ask if anyone can
> >    point me to a resource that can tell me (at the lowest level) what
> >    I need to interact with (what hardware bus I need to send messages on)
> >    to send the request for EDID info to a monitor and get the results
> >    so I can decode them.  (I have the message format info, I just don't
> >    know where to send/receive the stuff.
>
> /sys/class/drm/*/edid . You really don't want to do i2c from userspace
> if you can possibly avoid it.
>

But thats (unfortunately) exactly what I have to do because the device isn't
running Linux.  :-(

I knew it was I2C, but on what bus and 'how do I get there from here'?
It would have to be on the video interface/card(s) right?
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