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ARCMSR(4) Kernel Interfaces Manual ARCMSR(4) NAME arcmsr -- Areca 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, ARC-12xx, ARC-13xx, ARC-16xx and ARC-18xx series of SAS and SATA 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/removal, automatic failover and rebuild, and SMART are also supported. Access 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 Areca PCI-X/PCIe SATA/SAS/NVMe RAID host adapters: * ARC-1110 * ARC-1120 * ARC-1130 * ARC-1160 * ARC-1170 * ARC-1110ML * ARC-1120ML * ARC-1130ML * ARC-1160ML * ARC-1200 * ARC-1201 * ARC-1203 * ARC-1210 * ARC-1212 * ARC-1213 * ARC-1214 * ARC-1216 * ARC-1220 * ARC-1222 * ARC-1223 * ARC-1224 * ARC-1226 * ARC-1230 * ARC-1231 * ARC-1260 * ARC-1261 * ARC-1270 * ARC-1280 * ARC-1210ML * ARC-1220ML * ARC-1231ML * ARC-1261ML * ARC-1280ML * ARC-1380 * ARC-1381 * ARC-1680 * ARC-1681 * ARC-1880 * ARC-1882 * ARC-1883 * ARC-1884 * ARC-1886 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 ports 15.1 April 5, 2026 ARCMSR(4)
NAME | SYNOPSIS | DESCRIPTION | HARDWARE | FILES | SEE ALSO | HISTORY | AUTHORS | BUGS
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