From mboxrd@z Thu Jan 1 00:00:00 1970 From: ben@trinity.fluff.org (Ben Dooks) Date: Thu, 24 Sep 2009 22:09:58 +0100 Subject: Announcing s3c64xx XWindows fbdrv w/ XAA+XVideo+HWcursor In-Reply-To: <200909241742.n8OHgLHr004520@chronolytics.com> References: <200909241742.n8OHgLHr004520@chronolytics.com> Message-ID: <20090924210958.GI31920@trinity.fluff.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thu, Sep 24, 2009 at 01:42:20PM -0400, David F. Carlson wrote: > > S3C6410 based Xwindows fbdev with > o XAA accelerated fills, lines, expands, blits, offscreen pixmaps/stipples > o Alpha-blended HWCursor > o XVideo Support (using the Samsung Post-Processor colorspace driver) > o Tested with the Maemo Mer kernel 2.6.24.7 because... > > This is not as off topic as it might seem... > > The XWindows subsystem needs help from the kernel in s3cfb "standards" > (support MMIO interface) and configuration (how to configure per-screen > offscreen memory), some scheme for accessing the Post-Processor and G2D > graphics support. (And of course, gaining driver support for pp and g2d > including suspend/resume.) Are the necessary changes for the s3cfb postable to the list to start the review process for them? > This driver is pretty much hardcoded for s3c64xx. If kernel hooks for > describing configuration this driver base could be expanded to > support many s3c variants (with g2d and pp). It would be good to get the discussion about these items going before we get too much further down the development process. > There is some discussion in the the README. > > http://chronolytics.com/mid/README > http://chronolytics.com/mid/fbdev_xaa_pp_hwcurs.tgz > > Acknowledgements: > > The most excellent XAA base code was done by > Matan Ziv-Av > > The original XVideo code was done by > Jetta Tang > > The g2d and pp drivers upon which this code is based were provided by > Samsung Semiconductor. Thanks. > > Time and Materials and Hosting > Chronolytics Inc. Real-Time Embedded Software http://chronolytics.com > > David F. Carlson Chronolytics, Inc. Rochester, NY > mailto:dave at chronolytics.com http://www.chronolytics.com > > "The faster I go, the behinder I get." --Lewis Carroll > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel at lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel -- -- Ben Q: What's a light-year? A: One-third less calories than a regular year.