Hitachi ULTRASTAR 15K450 HUS154530VLF400 - Manual (Page 96)

Hitachi Ultrastar 15K450 (FC-AL) Hard Disk Drive Specification
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• Bit 4 - Target Function
When set to one, this flag indicates that the process defined by this page is operating as a SCSI Target.
• Bit 3 - Command/Data Mixed Allowed
When set to one, this flag indicates that FCP_CMND and FCP_DATA may be combined in one IU.
• Bit 2 - Data/Response Mixed Allowed
When set to one, this flag indicates that FCP_DATA and FCP_RSP may be combined in one IU.
• Bit 1 - Read XFER_RDY Disabled
When set to one, this flag indicates that the FCP_XFER_RDY IU may not be used for SCSI READ operations.
• Bit 0 - Write XFER_RDY Disabled
When set to one, this flag indicates that the FCP_XFER_RDY IU may not be used for SCSI WRITE operations.