1.\" $NetBSD: mfi.4,v 1.12 2017/07/03 21:30:58 wiz Exp $ 2.\" $OpenBSD: mfi.4,v 1.7 2006/09/01 09:58:09 jmc Exp $ 3.\" 4.\" Written by Marco Peereboom <marco@peereboom.us> 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 15.\" THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND 16.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 17.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 18.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC 19.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 24.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25.\" POSSIBILITY OF SUCH DAMAGE. 26.\" 27.Dd March 22, 2012 28.Dt MFI 4 29.Os 30.Sh NAME 31.Nm mfi 32.Nd LSI Logic & Dell MegaRAID SAS RAID controller 33.Sh SYNOPSIS 34.Cd "mfi* at pci? dev ? function ?" 35.Sh DESCRIPTION 36The 37.Nm 38driver provides support for the MegaRAID SAS family of RAID controllers, 39including: 40.Pp 41.Bl -dash -offset indent -compact 42.It 43Dell PERC 5/e, 44PERC 5/i, 45PERC 6/e, 46PERC 6/i 47.It 48Intel RAID Controller SRCSAS18E, 49SRCSAS144E 50.It 51LSI Logic MegaRAID SAS 8208ELP, 52MegaRAID SAS 8208XLP, 53MegaRAID SAS 8300XLP, 54MegaRAID SAS 8308ELP, 55MegaRAID SAS 8344ELP, 56MegaRAID SAS 8408E, 57MegaRAID SAS 8480E, 58MegaRAID SAS 8708ELP, 59MegaRAID SAS 8888ELP, 60MegaRAID SAS 8880EM2, 61MegaRAID SAS 9260-8i 62.It 63IBM ServeRAID M1015, 64ServeRAID M5014 65.El 66.Pp 67These controllers support RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, RAID 50 and 68RAID 60 using either SAS or SATA II drives. 69.Pp 70Although the controllers are actual RAID controllers, 71the driver makes them look just like SCSI controllers. 72All RAID configuration is done through the controllers' BIOSes. 73.Pp 74.Nm 75supports monitoring of the logical disks in the controller through the 76.Xr bioctl 8 77and 78.Xr envstat 8 79commands. 80.Sh EVENTS 81The 82.Nm 83driver is able to send events to 84.Xr powerd 8 85if a logical drive in the controller is not online. 86The 87.Em state-changed 88event will be sent to the 89.Pa /etc/powerd/scripts/sensor_drive 90script when such condition happens. 91.Sh SEE ALSO 92.Xr intro 4 , 93.Xr pci 4 , 94.Xr scsi 4 , 95.Xr sd 4 , 96.Xr bioctl 8 , 97.Xr envstat 8 , 98.Xr powerd 8 99.Sh HISTORY 100The 101.Nm 102driver first appeared in 103.Nx 4.0 . 104