On Tue, May 06, 2008 at 05:19:39PM +0200, Jochen Friedrich wrote: > setbits8() and clrbits8() use a bitmask as second argument. Ouch! Guess my mind wanted to read in_8 and out_8 for some reason... Sorry and thanks for clarifying! Wolfram -- Dipl.-Ing. Wolfram Sang | http://www.pengutronix.de Pengutronix - Linux Solutions for Science and Industry