Re: i945G 1280x768 sync polarity bug

2006-06-13 Thread Barry Scott
Tim Roberts wrote: Barry Scott wrote: Using the Xfree86 4.6.0 i810 driver I'm seeing a problem with sync polarity setting. This modeline is required for 1280x768 mode: Modeline "1280x768" 79.30 1280 1335 1473 1665 768 769 772 793 -hsync +vsync But the syncs, as shown on an oscilloscop

Re: i945G 1280x768 sync polarity bug

2006-06-13 Thread Luc Verhaegen
On Tue, Jun 13, 2006 at 11:44:05AM +0100, Barry Scott wrote: > > Good question. We note that the EDID data wants these sync polarities. > Does the monitor use the pulse widths or the polarity to tell one mode > from another? We think that the polarity is used, but we are far from > certain. Talkin

Re: i945G 1280x768 sync polarity bug

2006-06-13 Thread Alex Deucher
On 6/13/06, Barry Scott <[EMAIL PROTECTED]> wrote: Tim Roberts wrote: > Barry Scott wrote: > > >> Using the Xfree86 4.6.0 i810 driver I'm seeing a problem with sync >> polarity setting. >> >> This modeline is required for 1280x768 mode: >> >> Modeline "1280x768" 79.30 1280 1335 1473 1665 768