.\"	$OpenBSD: bioctl.8,v 1.9 2005/07/01 21:53:40 marco Exp $
.\"
.\" Copyright (c) 2004, 2005 Marco Peereboom
.\"
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.Dd December 27, 2004
.Dt BIOCTL 8
.Os
.Sh NAME
.Nm bioctl
.Nd RAID management interface
.Sh SYNOPSIS
.Nm bioctl
.Bk -words
.Op Fl Dehpt
.Op Fl a Ar function
.Op Fl b Ar function
.Op Fl l Ar device-list
.Op Fl u Ar function
.Fl d Ar device
.Ek
.Sh DESCRIPTION
.Nm
provides a generic interface for RAID management.
.Pp
The options are as follows:
.Bl -tag -width Ds
.It Fl a Ar function
Get or set alarm state.
Supported functions are: silence/quiet, enable, disable, get, and test.
Or use the first letter of the function.
.It Fl b Ar function
Blink or unblink hard drive LED, if supported by the enclosure.
Supported functions are: blink, alarm (fault LED) and unblink.
Or use the first letter of the function.
.It Fl D
Enable debug output.
.It Fl d Ar device
Select RAID controller e.g ami0.
Use the -d option for controller operations.
.It Fl e
Enumerate drives.
.It Fl f Ar disk
Select disk device e.g sd0.
Use the -f option for disk operations.
Either -f or -d must be selected.
.It Fl h
Online help.
.It Fl l Ar device-list
Device list to what the operation/function applies to.
The format is channel:target,channel:target etc. e.g. 0:1,1:3
.It Fl p
Verify that adapter accepts bioctl commands.
This is a sort of a "device ping".
.It Fl t
Issue a pass-through function to
.Aq device-list .
Supported functions are:
read capacity, inquiry, and test unit ready (TUR).
Or use the first letter of the function name.
.It Fl u Ar function
Start or stop physical disk.
Supported functions are: go and stop.
Or use the first letter of the function.
.El
.Sh SEE ALSO
.Xr bio 4 ,
.Xr scsi 4
.Sh HISTORY
The
.Nm
command appeared in
.Ox 3.8 .
.Sh AUTHORS
The
.Nm
interface was written by
.An Marco Peereboom Aq marco@openbsd.org .