1.\" Copyright (c) 2005 Scott Long 2.\" All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. 9.\" 2. Redistributions in binary form must reproduce the above copyright 10.\" notice, this list of conditions and the following disclaimer in the 11.\" documentation and/or other materials provided with the distribution. 12.\" 13.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 17.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23.\" SUCH DAMAGE. 24.\" 25.\" $FreeBSD: src/share/man/man4/arcmsr.4,v 1.8 2012/09/04 05:15:54 delphij Exp $ 26.\" 27.Dd September 25, 2012 28.Dt ARCMSR 4 29.Os 30.Sh NAME 31.Nm arcmsr 32.Nd Areca RAID Controller driver 33.Sh SYNOPSIS 34To compile this driver into the kernel, 35place the following lines in your 36kernel configuration file: 37.Bd -ragged -offset indent 38.Cd "device pci" 39.Cd "device scbus" 40.Cd "device da" 41.Cd "device arcmsr" 42.Ed 43.Pp 44Alternatively, to load the driver as a 45module at boot time, place the following line in 46.Xr loader.conf 5 : 47.Bd -literal -offset indent 48arcmsr_load="YES" 49.Ed 50.Sh DESCRIPTION 51The 52.Nm 53driver provides support for the Areca ARC-11xx, ARC-12xx, ARC-13xx, 54ARC-16xx and ARC-18xx series of SAS and SATA RAID controllers. 55These controllers feature RAID-0, 1, 3, 5, 6, and 10 and 56JBOD acceleration for up to 16 SATA drives. 57RAID level and stripe level 58migration, online capacity expansion, hot insertion/removal, automatic failover 59and rebuild, and SMART are also supported. 60Access to the arrays is provided 61via the SCSI CAM 62.Pa /dev/da? 63device nodes. 64A management interface is also present via the 65.Pa /dev/arcmsr? 66device node. 67Management tools for i386 and amd64 are available from Areca. 68.Sh LOADER TUNABLES 69.Bl -tag -width indent 70.It Va hw.arcmsr.msi.enable 71By default, the driver will use MSI if it is supported. 72This behavior can be turned off by setting this tunable to 0. 73.El 74.Sh HARDWARE 75The 76.Nm 77driver supports the following cards: 78.Pp 79.Bl -bullet -compact 80.It 81ARC-1110 82.It 83ARC-1120 84.It 85ARC-1130 86.It 87ARC-1160 88.It 89ARC-1170 90.It 91ARC-1110ML 92.It 93ARC-1120ML 94.It 95ARC-1130ML 96.It 97ARC-1160ML 98.It 99ARC-1200 100.It 101ARC-1201 102.It 103ARC-1210 104.It 105ARC-1212 106.It 107ARC-1213 108.It 109ARC-1220 110.It 111ARC-1222 112.It 113ARC-1223 114.It 115ARC-1230 116.It 117ARC-1231 118.It 119ARC-1260 120.It 121ARC-1261 122.It 123ARC-1270 124.It 125ARC-1280 126.It 127ARC-1210ML 128.It 129ARC-1220ML 130.It 131ARC-1231ML 132.It 133ARC-1261ML 134.It 135ARC-1280ML 136.It 137ARC-1380 138.It 139ARC-1381 140.It 141ARC-1680i 142.It 143ARC-1680x 144.It 145ARC-1680ix 146.It 147ARC-1680ixl 148.It 149ARC-1680LP 150.It 151ARC-1681 152.It 153ARC-1880i 154.It 155ARC-1880x 156.It 157ARC-1880ix 158.It 159ARC-1880ixl 160.It 161ARC-1882 162.El 163.Sh FILES 164.Bl -tag -width ".Pa /dev/arcmsr?" -compact 165.It Pa /dev/da? 166Array block device 167.It Pa /dev/arcmsr? 168Management interface 169.El 170.Sh SEE ALSO 171.Xr da 4 , 172.Xr scbus 4 173.Sh HISTORY 174The 175.Nm 176driver first appeared in 177.Fx 5.4 . 178.Sh AUTHORS 179The driver was written by 180.An Erich Chen Aq erich@areca.com.tw . 181.Sh BUGS 182The driver has been tested on i386 and amd64. 183It likely requires additional 184work to function on big-endian architectures. 185