outb() and hard-realtime
malte.witt at sieb-meyer.de
Wed Jun 21 13:58:33 CEST 2006
I hate replying myself, but I reread your question and noticed, that I
misunderstood it in first place. outb() will not put you in soft mode, if
you have the correct permissions.
rtai-admin at rtai.org schrieb am 21.06.2006 13:18:24:
> > I'd like to call outb() from inside the cycle of a LXRT hard-
> > realtime task in userspace, to toggle a pin on the parallel port. I
> > wonder if doing so will force my task in soft-realtime.
> Did you use ioperm, (or iopl) correctly before using outb() and inb()???
> RTAI mailing list
> RTAI at rtai.org
More information about the Rtai