1.\" $NetBSD: mfi.4,v 1.13 2022/05/05 08:07:03 msaitoh 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 May 5, 2022 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, 47PERC H310, 48PERC H700, 49PERC H800 50.It 51Intel RAID Controller SRCSAS18E, 52SRCSAS144E 53.It 54LSI Logic MegaRAID SAS 8208ELP, 55MegaRAID SAS 8208XLP, 56MegaRAID SAS 8300XLP, 57MegaRAID SAS 8308ELP, 58MegaRAID SAS 8344ELP, 59MegaRAID SAS 8408E, 60MegaRAID SAS 8480E, 61MegaRAID SAS 8708ELP, 62MegaRAID SAS 8880EM2, 63MegaRAID SAS 8888ELP, 64MegaRAID SAS 9260-8i, 65MegaRAID SAS 9261-8i, 66MegaRAID SAS 9265-8i 67.It 68IBM ServeRAID M1015, 69ServeRAID M5014 70.El 71.Pp 72These controllers support RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, RAID 50 and 73RAID 60 using either SAS or SATA II drives. 74.Pp 75Although the controllers are actual RAID controllers, 76the driver makes them look just like SCSI controllers. 77All RAID configuration is done through the controllers' BIOSes. 78.Pp 79.Nm 80supports monitoring of the logical disks in the controller through the 81.Xr bioctl 8 82and 83.Xr envstat 8 84commands. 85.Sh EVENTS 86The 87.Nm 88driver is able to send events to 89.Xr powerd 8 90if a logical drive in the controller is not online. 91The 92.Em state-changed 93event will be sent to the 94.Pa /etc/powerd/scripts/sensor_drive 95script when such condition happens. 96.Sh SEE ALSO 97.Xr intro 4 , 98.Xr pci 4 , 99.Xr scsi 4 , 100.Xr sd 4 , 101.Xr bioctl 8 , 102.Xr envstat 8 , 103.Xr powerd 8 104.Sh HISTORY 105The 106.Nm 107driver first appeared in 108.Nx 4.0 . 109