Type:   Direct-Access                      ANSI SCSI revision: 03
SCSI device sdc: 1171874304 512-byte hdwr sectors (600000 MB)
SCSI device sdc: drive cache: write back
SCSI device sdc: 1171874304 512-byte hdwr sectors (600000 MB)
SCSI device sdc: drive cache: write back
 sdc: unknown partition table
Attached scsi disk sdc at scsi4, channel 0, id 0, lun 0
  Vendor: Areca     Model: RAID controller   Rev: R001
  Type:   Processor                          ANSI SCSI revision: 00
arcmsr device major number 253