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 oscilloscope

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. Talking

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 768 769 772 793