[snip] > > tangent: is it possible to shutdown to the prom menu? > > off i'm sorry. i should read more carefuly next time. "off" is command to shut down machine from PROM console, of course. halt should do such job. it calls ArcEnterInteractiveMode(); (see arch/mips/sgi-ip22/ip22-reset.c), but it seems that it simply power off machine. i have no clue, why it doesn't work. ladis