Hi, The MIPS 2.4.x drivers/char/serial.c differs from the upstream version by the addition of hooks for the Atlas serial ports. However, I cannot find where those hooks (atlas_serial_{in,out}) are actualy defined. Did I overlook something, or is this a leftover from obsolete code? Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds