TV-out is not high priority at the moment, but nevertheless, come to our irc channel some time (#nouveau on freenode). It never hurts to have a centralized place of development, especially when reverse engineering is involved. Hope to see you soon.
Maarten. On 12/4/07, Dirk Thierbach <[EMAIL PROTECTED]> wrote: > Hi, > > I read on http://nouveau.freedesktop.org/wiki/TestersWanted that > you're looking for information for the integrated tvout > functionality. I'm the author of nvtv, and I know some bits and pieces > about that subject, so maybe we can pool efforts. > > The TV encoder used in the NVidia GPUs may be a Zoran CVE IP core, > > http://www.zoran.com/products/literature/index.html > > For the GF4 MX, it's possibly a CVE2, and for the newer cards, it may be > one of the later versions. The Matrix G400 Maven TV encoder also seems to > be a CVE2, but extended with extra registers. > > There's no register information on the CVE cores, but the Matrox people > have figured out some of them, and I've guesses about some of the > others. > > I've seen from the code at sourceforge that you've already found the > index and data register for this core. The other registers in the 0x00d000 > area look like they are MUX control for the DACs, control for a scaler > before the image is sent to the encoder (overscan, centering, flicker > filter coefficients and vertical interpolation coefficients). > > All this is of course just guesswork, and some or all of it may be wrong. > > I'd appreciate it if one of you could point me to some place to > document and exchange that information. If possible, I'd also like to have > a look at any register dumps you have, especially for newer cards; maybe > I am able to spot something. > > Finally, if any of you has such a card and access to a scope (unfortunately, > I don't), it should be easy to verify the meaning of some of the encoder > registers (and maybe to guess some more). > > - Dirk > > _______________________________________________ > Nouveau mailing list > [email protected] > http://lists.freedesktop.org/mailman/listinfo/nouveau > _______________________________________________ Nouveau mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/nouveau
