On Wed, 23 Oct 2002, Matan Ziv-Av wrote:

> Svgalib's kernel module has an ioctl that waits for retrace, using the
> card's interrupt. This functionality of the module is independent of
> svgalib, and can be used also in X11, text mode or fbdev.
> The interrupt is supported on Matrox, SiS, Rendition and some ATI and
> nVidia cards.
Do you think that this feature could be integrated into the 
SYNC extension of XFree86?

Did the X-consortium provide a name for this type of server-side counter?
(They surely mentioned that the SYNC extension could be used for
 syncing with the CRT, if the implementors offered that feature...)

Best Regards,
Stefan

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