.\"	$OpenBSD: mfi.4,v 1.8 2007/05/31 19:19:51 jmc Exp $
.\"
.\" Written by Marco Peereboom <marco@peereboom.us>
.\"
.\" 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 WASABI SYSTEMS, INC. ``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 WASABI SYSTEMS, INC
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.\" 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
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.\"
.Dd $Mdocdate: May 31 2007 $
.Dt MFI 4
.Os
.Sh NAME
.Nm mfi
.Nd LSI Logic & Dell MegaRAID SAS RAID controller
.Sh SYNOPSIS
.Cd "mfi* at pci?"
.Cd "scsibus* at mfi?"
.Sh DESCRIPTION
The
.Nm
driver provides support for the MegaRAID SAS family of RAID controllers,
including:
.Pp
.Bl -dash -offset indent -compact
.It
Dell PERC 5/e,
PERC 5/i
.It
Intel RAID Controller SRCSAS18E,
SRCSAS144E
.It
LSI Logic MegaRAID SAS 8208ELP,
MegaRAID SAS 8208XLP,
MegaRAID SAS 8300XLP,
MegaRAID SAS 8308ELP,
MegaRAID SAS 8344ELP,
MegaRAID SAS 8408E,
MegaRAID SAS 8480E
.El
.Pp
These controllers support RAID 0, RAID 1, RAID 5, RAID 10 and RAID 50
using either SAS or SATA II drives.
.Pp
Although the controllers are actual RAID controllers,
the driver makes them look just like SCSI controllers.
All RAID configuration is done through the controllers' BIOSes.
.Sh SEE ALSO
.Xr bio 4 ,
.Xr intro 4 ,
.Xr iop 4 ,
.Xr pci 4 ,
.Xr scsi 4 ,
.Xr sd 4 ,
.Xr bioctl 8 ,
.Xr sensorsd 8 ,
.Xr sysctl 8
.Sh HISTORY
The
.Nm
driver first appeared in
.Ox 4.0 .
.Sh AUTHORS
.An -nosplit
The
.Nm
driver was written by
.An Marco Peereboom Aq marco@openbsd.org .