> I want to know about bttv RISC instruction programming. > and Do you know about priciple of BTTV's RISC program. > I don't understand RISC program which contained BTTV device driver. bt878 chip specs (and don't even try to understand them without the specs, as alan cox writes in some comment in 0.7.x ...). Gerd -- Weil die späten Diskussionen nicht mal mehr den Rotwein lohnen. -- Wacholder in "Melanie"