[src/trunk]: src/usr.sbin/i2cscan Add man page for review.

[wiz <wiz%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/8b2608e63a8a
branches:  trunk
changeset: 770157:8b2608e63a8a
user:      wiz <wiz%NetBSD.org@localhost>
date:      Thu Oct 06 11:13:45 2011 +0000

description:
Add man page for review.

diffstat:

 usr.sbin/i2cscan/i2cscan.8 |  59 ++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 59 insertions(+), 0 deletions(-)

diffs (63 lines):

diff -r 73155ac8a969 -r 8b2608e63a8a usr.sbin/i2cscan/i2cscan.8
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/usr.sbin/i2cscan/i2cscan.8        Thu Oct 06 11:13:45 2011 +0000
@@ -0,0 +1,59 @@
+.\"    $NetBSD: i2cscan.8,v 1.1 2011/10/06 11:13:45 wiz Exp $
+.\"
+.\" Copyright (c) 2011 The NetBSD Foundation, Inc.
+.\" All rights reserved.
+.\"
+.\" This code is derived from software contributed to The NetBSD Foundation
+.\" by Thomas Klausner.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\"    notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\"    notice, this list of conditions and the following disclaimer in the
+.\"    documentation and/or other materials provided with the distribution.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+.\" PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+.\" POSSIBILITY OF SUCH DAMAGE.
+.\"
+.Dd October 6, 2011
+.Dt I2CSCAN 8
+.Os
+.Sh NAME
+.Nm i2cscan
+.Nd scan an IIC bus for devices
+.Sh SYNOPSIS
+.Nm
+.Ar i2cdev
+.Sh DESCRIPTION
+The
+.Nm
+utility scans the IIC bus
+.Pq Xr iic 4
+specified by
+.Ar i2cdev
+to determine which addresses respond.
+.Pp
+.Em WARNING !
+Using this utility can access some devices in such a
+manner as to leave them in an unstable or unusable state
+It can also lock up the entire
+.Xr iic 4
+bus.
+Don't use this utility unless you know what you're doing and can
+accept all sorts of unforeseen consequences.
+.Sh EXIT STATUS
+.Ex -std i2cscan
+.Sh SEE ALSO
+.Xr iic 4