xref: /dflybsd-src/share/man/man4/pt.4 (revision 86d7f5d305c6adaa56ff4582ece9859d73106103)
186d7f5d3SJohn Marino.\" Copyright (c) 1995
286d7f5d3SJohn Marino.\"	Peter Dufault,  All rights reserved.
386d7f5d3SJohn Marino.\"
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686d7f5d3SJohn Marino.\" are met:
786d7f5d3SJohn Marino.\" 1. Redistributions of source code must retain the above copyright
886d7f5d3SJohn Marino.\"    notice, this list of conditions and the following disclaimer.
986d7f5d3SJohn Marino.\"
1086d7f5d3SJohn Marino.\" 2. Redistributions in binary form must reproduce the above copyright
1186d7f5d3SJohn Marino.\"    notice, this list of conditions and the following disclaimer in the
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2686d7f5d3SJohn Marino.\" $FreeBSD: src/share/man/man4/pt.4,v 1.8.2.3 2001/08/17 13:08:39 ru Exp $
2786d7f5d3SJohn Marino.\" $DragonFly: src/share/man/man4/pt.4,v 1.5 2008/05/01 23:36:43 swildner Exp $
2886d7f5d3SJohn Marino.\"
2986d7f5d3SJohn Marino.Dd March 2, 1995
3086d7f5d3SJohn Marino.Dt PT 4
3186d7f5d3SJohn Marino.Os
3286d7f5d3SJohn Marino.Sh NAME
3386d7f5d3SJohn Marino.Nm pt
3486d7f5d3SJohn Marino.Nd SCSI processor type driver
3586d7f5d3SJohn Marino.Sh SYNOPSIS
3686d7f5d3SJohn Marino.Cd device pt
3786d7f5d3SJohn Marino.Cd device pt1 at scbus0 target 3 unit 0
3886d7f5d3SJohn Marino.Sh DESCRIPTION
3986d7f5d3SJohn MarinoThe
4086d7f5d3SJohn Marino.Nm
4186d7f5d3SJohn Marinodriver provides support for a
4286d7f5d3SJohn Marino.Tn SCSI
4386d7f5d3SJohn Marinoprocessor type device.  These are usually scanners and other
4486d7f5d3SJohn Marinodevices using the
4586d7f5d3SJohn Marino.Tn SCSI
4686d7f5d3SJohn Marinolink as a communication interface with device
4786d7f5d3SJohn Marinospecific commands embedded in the data stream.
4886d7f5d3SJohn Marino.Pp
4986d7f5d3SJohn MarinoA
5086d7f5d3SJohn Marino.Tn SCSI
5186d7f5d3SJohn Marinoadapter must be separately configured into the system
5286d7f5d3SJohn Marinobefore this driver can be used.
5386d7f5d3SJohn Marino.Pp
5486d7f5d3SJohn MarinoThis device supports
5586d7f5d3SJohn Marino.Xr read 2
5686d7f5d3SJohn Marinoand
5786d7f5d3SJohn Marino.Xr write 2 ,
5886d7f5d3SJohn Marinoand the
5986d7f5d3SJohn Marino.Xr ioctl 2
6086d7f5d3SJohn Marinocalls described below.
6186d7f5d3SJohn Marino.Sh IOCTLS
6286d7f5d3SJohn MarinoThe following
6386d7f5d3SJohn Marino.Xr ioctl 2
6486d7f5d3SJohn Marinocalls are supported by the
6586d7f5d3SJohn Marino.Nm
6686d7f5d3SJohn Marinodriver.  They are defined in the header file
6786d7f5d3SJohn Marino.In sys/ptio.h .
6886d7f5d3SJohn Marino.Bl -tag -width 012345678901234
6986d7f5d3SJohn Marino.It Dv PTIOCGETTIMEOUT
7086d7f5d3SJohn MarinoThis ioctl allows userland applications to fetch the current
7186d7f5d3SJohn Marino.Nm
7286d7f5d3SJohn Marinodriver read and write timeout.  The value returned is in seconds.
7386d7f5d3SJohn Marino.It Dv PTIOCSETTIMEOUT
7486d7f5d3SJohn MarinoThis ioctl allows userland applications to set the current
7586d7f5d3SJohn Marino.Nm
7686d7f5d3SJohn Marinodriver read and write timeouts.  The value should be in seconds.
7786d7f5d3SJohn Marino.El
7886d7f5d3SJohn Marino.Sh FILES
7986d7f5d3SJohn Marino.Bl -tag -width /dev/ptQQQ -compact
8086d7f5d3SJohn Marino.It Pa /dev/pt Ns Ar N
8186d7f5d3SJohn Marinothe
8286d7f5d3SJohn Marino.Ar N Ns th processor device.
8386d7f5d3SJohn Marino.El
8486d7f5d3SJohn Marino.Sh SEE ALSO
8586d7f5d3SJohn Marino.Xr scsi 4
8686d7f5d3SJohn Marino.Sh HISTORY
8786d7f5d3SJohn MarinoThe
8886d7f5d3SJohn Marino.Nm
8986d7f5d3SJohn Marinodriver appeared in
9086d7f5d3SJohn Marino.Fx 2.1 .
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