.\"	$OpenBSD: mfi.4,v 1.14 2010/04/01 23:19:39 jsg 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
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.\" 2. Redistributions in binary form must reproduce the above copyright
.\"    notice, this list of conditions and the following disclaimer in the
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.\"
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.\" 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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.\" 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: April 1 2010 $
.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,
PERC 6/e,
PERC 6/i,
PERC H700,
PERC H800
.It
Intel RAID Controller SRCSAS18E,
SRCSAS144E
.It
LSI Logic MegaRAID SAS 8300XLP,
MegaRAID SAS 8308ELP,
MegaRAID SAS 8344ELP,
MegaRAID SAS 8408E,
MegaRAID SAS 8480E,
MegaRAID SAS 8888ELP,
MegaRAID SAS 8880EM2
.El
.Pp
These controllers support RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, RAID 50 and
RAID 60 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 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 .