.\"	$NetBSD: iopctl.8,v 1.11 2008/04/30 13:11:02 martin Exp $
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.\" Copyright (c) 2000 The NetBSD Foundation, Inc.
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.\" by Andrew Doran.
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.Dd October 1, 2000
.Dt IOPCTL 8
.Os
.Sh NAME
.Nm iopctl
.Nd a program to control IOP devices
.Sh SYNOPSIS
.Nm iopctl
.Op Fl f Ar ctldev
.Ar command
.Op Ar tid
.Sh DESCRIPTION
The
.Nm
command can be used to interrogate and control I2O devices.
.Pp
The following options are available:
.Bl -tag -width xxxxxxxxxxx
.It Fl f Ar ctldev
Specify the control device to use. The default is
.Pa /dev/iop0 .
.El
.Pp
The following commands are available:
.Bl -tag -width indent
.It reconfig
Reconfigure the IOP: ask all bus ports to rescan their busses, and attach or
detach devices to and from the system as necessary.
.It showddmid Ar tid
Retrieve and display the DDM (device driver module) identity parameter group
from the specified target.
.It showdevid Ar tid
Retrieve and display the device identity parameter group from the specified
target.
.It showlct
Display the driver's private copy of the logical configuration table.  This
copy of the LCT matches the current device configuration, but is not
necessarily the latest available version of the LCT.
.It showstatus
Display the current status of the IOP.
.It showtidmap
Display the device to TID map.
.El
.Sh FILES
.Bl -tag -width /dev/iopn -compact
.It Pa /dev/iop Ns Ar u
control device for IOP unit
.Ar u
.El
.Sh SEE ALSO
.Xr ioctl 2 ,
.Xr iop 4 ,
.Xr iopsp 4 ,
.Xr ld 4
.Pp
The
.Pa sysutils/i2ocfg
package.
.Sh HISTORY
The
.Nm
command first appeared in
.Nx 1.5.3 .