1 .\" $NetBSD: gpiosim.4,v 1.1 2009/08/01 15:43:01 mbalmer Exp $
3 .\" Copyright (c) 2009 Marc Balmer <marc@msys.ch>
4 .\" All rights reserved.
6 .\" Permission to use, copy, modify, and distribute this software for any
7 .\" purpose with or without fee is hereby granted, provided that the above
8 .\" copyright notice and this permission notice appear in all copies.
10 .\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 .\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 .\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 .\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 .\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
23 .Nd General Purpose Input/Output Simulator
25 .Cd "pseudo-device gpiosim"
29 pseudo-device simulates a 32-bit wide
32 The state of the simulated device can be manipulated through the
35 For this purpose, access the "hw.gpiosim\*[Lt]N\*[Gt].value"
37 variable, where "\*[Lt]N\*[Gt]" denotes the number of the
48 .An Marc Balmer Aq marc@msys.ch .