from extintr.c
/*
* Initialize the soft interrupt masks to block themselves.
*/
imask[IPL_SOFTCLOCK] = SINT_SERIAL;
imask[IPL_SOFTNET] = SINT_NET;
imask[IPL_SOFTSERIAL] = SINT_SERIAL;
I suppose imask[IPL_SOFTCLOCK] should be initialized to SINT_CLOCK and
not something else ?
regards, Andreas