Direct access to hadware

[M. Warner Losh]

In message: <9dd63e580603271523p2571f66cye1230815de021bd1 at mail.gmail.com>
            Eder <ederbsd at gmail.com> writes:
: I would like to know if exite some header ".h" in FreeBSD so
: that I can make a direct access to hadware in machine with C.

Yes.  There is.  However, without knowing what you want to do, it is
impossible to recommend which one of the many .h files can enable this
functionality.  What's your hardware look like that you wish to get
access to.  One caveat: unless you have a driver, you can't have a
interrupt.

Warner