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- Newsgroups: alt.msdos.programmer
- Path: sparky!uunet!stanford.edu!rock!taco!dspascha
- From: dspascha@eos.ncsu.edu (DAVID SCOTT PASCHAL)
- Subject: Re: Trapping 386 IO port accesses
- Message-ID: <1992Sep3.213055.27070@ncsu.edu>
- Originator: dspascha@c00063-100lez.eos.ncsu.edu
- Lines: 42
- Sender: news@ncsu.edu (USENET News System)
- Reply-To: dspascha@eos.ncsu.edu (DAVID SCOTT PASCHAL)
- Organization: North Carolina State University, Project Eos
- References: <1992Aug31.191659.672@Schultz.ON.CA> <1992Sep1.143350.10587@ncsu.edu> <tgreen.715391992@vincent2.iastate.edu> <1992Sep03.153802.688@Schultz.ON.CA>
- Distribution: na
- Date: Thu, 3 Sep 1992 21:30:55 GMT
-
-
- In article <1992Sep03.153802.688@Schultz.ON.CA>, peter@Schultz.ON.CA (Peter Roeser) writes:
- |> Newsgroups: alt.msdos.programmer
- |> Path: taco!rock!stanford.edu!agate!usenet.ins.cwru.edu!magnus.acs.ohio-state.edu!zaphod.mps.ohio-state.edu!cs.utexas.edu!torn!watserv2.uwaterloo.ca!watserv1!Schultz.ON.CA!peter
- |> From: peter@Schultz.ON.CA (Peter Roeser)
- |> Subject: Re: Trapping 386 IO port accesses
- |> Message-ID: <1992Sep03.153802.688@Schultz.ON.CA>
- |> Organization: S-S Technologies, Kitchener, ON
- |> References: <1992Aug31.191659.672@Schultz.ON.CA> <1992Sep1.143350.10587@ncsu.edu> <tgreen.715391992@vincent2.iastate.edu>
- |> Distribution: na
- |> Date: Thu, 3 Sep 92 11:38:02 GMT+5:00
- |> Lines: 22
- |>
- |> In article <tgreen.715391992@vincent2.iastate.edu> tgreen@iastate.edu (Todd Greenfield) writes:
- |> >
- |> >what about doing this under windows? I know nothing of windows
- |> >programming, but wouldn't it be possible to write a windows
- |> >driver (for 386 enh mode of course) to do something like this?
- |>
- |> I have been told that although Windows uses protected mode to do
- |> memory management( ie. traps when you talk to non-available mem.)
- |> it does not trap IO references.
- |>
- |> >
- |> >I'd be interested in seeing what others think, and how one
- |> >would go about doing it, as I have a similar need.
- |>
- |> Let's keep the discussion going
- |>
- |>
- |> --
- |> Peter Roeser | peter@Schultz.ON.CA
- |> S-S Technologies Inc. | uunet.uu.net!watserv1.uwaterloo.ca!schultz!peter
- |> 88 Ardelt Avenue | voice: (519) 571-1434 x227
- |> Kitchener, ON Canada N2C 2C9 | FAX: (519) 743-3610
- |>
-
- Hi. Windows DOES trap I/O port accesses -- that's what *.386 virtual device
- drivers are for.
-
- Tschuess,
- David Paschal
-