Date: Fri, 19 Apr 1996 12:28:50 +0200 (MET DST) From: "Christoph P. Kukulies" <kuku@gilberto.physik.rwth-aachen.de> To: eeg@telecom.at (Hollerer) Cc: freebsd-questions@FreeBSD.ORG Subject: Re: How can I read/write from/to an I/O-port? Message-ID: <199604191028.MAA13352@gilberto.physik.rwth-aachen.de> In-Reply-To: <317764B2.6DCC0261@telecom.at> from <Hollerer@Apr>
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> > Hi, > > I have a little problem. So I hope someone can help > me: > > Under Linux a /dev/port exits to write/read to/from an I/O-port. > Does a similar /dev/??? exits under FreeBSD or must I write > a little device driver for this? Under FreeBSD there is /dev/io. Do an open("/dev/io",flags,mode) on it and you can access i/o ports using in/out instructions. > > Thanks, > > Franz > > > --Chris Christoph P. U. Kukulies kuku@gil.physik.rwth-aachen.de
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