https://bugs.freedesktop.org/show_bug.cgi?id=49322
--- Comment #3 from Brian Schott briancschott@gmail.com 2012-05-12 08:58:59 PDT --- Yes. The system dual-boots Windows. During boot the first kernel messages show up on both the HDMI monitor and the Displayport monitor, nothing on the DVI. As soon as KMS kicks in, there's the expected 1920x1080 on the DVI and the HDMI, but the Displayport goes black.