On Wed, Jun 18, 2003 at 03:54:46PM -0400, Dominic Duval wrote: > Hello, > > I'm currently trying to configure X for a frame buffer device which can > _only_ be accessed in 16-bit. It's a long story, but accessing the frame > buffer memory in 8 or 32 bits is just not possible with our current > hardware. > > The way I understand it, X mmaps() the /dev/fb0 device and makes 32-bit > write accesses to this memory area afterwards. Before I jump in the code > and try to modify every single write access to the memory mapped area, I'd like > to know if there's an easy way to do this and/or if something similar has > been done before. > > I haven't spent a lot of time inspecting the code, so any pointer as to > where I might need to focus my efforts will be well appreciated.
Use a shadow framebuffer and you only have to implement one function, which is how the framebuffer is refreshed. Alan. _______________________________________________ Devel mailing list [EMAIL PROTECTED] http://XFree86.Org/mailman/listinfo/devel
