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ARCMSR(4)		     Kernel Interfaces Manual		       ARCMSR(4)

NAME
     arcmsr -- Areca SATA II RAID Controller driver

SYNOPSIS
     To compile this driver into the kernel, place the following lines in your
     kernel configuration file:

	   device pci
	   device scbus
	   device da
	   device arcmsr

     Alternatively, to load the driver as a module at boot time, place the
     following line in loader.conf(5):

	   arcmsr_load="YES"

DESCRIPTION
     The  arcmsr driver provides support for the Areca ARC-11xx and ARC-12xx se-
     ries of SATA II RAID controllers.	These controllers feature RAID-0, 1,  3,
     5,  6,  and  10 and JBOD acceleration for up to 16 SATA drives.  Raid level
     and stripe level migration, online capacity  expansion,  hot  insertion/re-
     moval,  automatic	failover and rebuild, and SMART are also supported.  Ac-
     cess to the arrays is provided via the SCSI CAM /dev/da? device  nodes.   A
     management  interface  is	also  present  via the /dev/arcmsr? device node.
     Management tools for i386 and amd64 are available from Areca.

HARDWARE
     The arcmsr driver supports the following cards:

     *	 ARC-1110
     *	 ARC-1120
     *	 ARC-1130
     *	 ARC-1160
     *	 ARC-1170
     *	 ARC-1180
     *	 ARC-1110ML
     *	 ARC-1120ML
     *	 ARC-1130ML
     *	 ARC-1160ML
     *	 ARC-1210
     *	 ARC-1220
     *	 ARC-1230
     *	 ARC-1260
     *	 ARC-1280
     *	 ARC-1210ML
     *	 ARC-1220ML
     *	 ARC-1231ML
     *	 ARC-1261ML
     *	 ARC-1280ML

FILES
     /dev/da?	   Array block device
     /dev/arcmsr?  Management interface

SEE ALSO
     da(4), scbus(4)

HISTORY
     The arcmsr driver first appeared in FreeBSD 5.4.

AUTHORS
     The driver was written by Erich Chen <erich@areca.com.tw>.

BUGS
     The driver has been tested on i386 and amd64.   It  likely  requires  addi-
     tional work to function on big-endian architectures.

FreeBSD 8.0			 March 28, 2008 		       ARCMSR(4)

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