.\"	$OpenBSD: bioctl.8,v 1.17 2005/08/02 20:27:13 jmc 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 Dhi
.Op Fl a Ar function
.Fl d Ar device |
.Fl f 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
Control the RAID card's alarm functionality,
if it supports it.
.Ar function
may be one of:
.Dq get
(retrieve the current state of the alarm (enabled or disabled)),
.Dq enable
(enable the alarm on the RAID controller),
.Dq disable
(disable the alarm on the RAID controller),
.Dq silence
or
.Dq quiet
(silence the alarm if it is currently beeping).
.Pp
.Ar function
may be specified as given above,
or by the first letter only
(e.g. -a e).
.It Fl D
Enable debug output.
.It Fl d Ar device
Select RAID controller e.g. ami0.
Use the
.Fl d
option for controller operations that impact all disk devices.
.It Fl f Ar device
Select RAID disk e.g. sd0.
.It Fl h
Online help.
.It Fl i
Depending on whether
.Fl d
or
.Fl f
was specified, enumerate all or only selected RAID device(s), respectively.
.El
.Sh SEE ALSO
.Xr ami 4 ,
.Xr bio 4 ,
.Xr gdt 4 ,
.Xr mpt 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 .