Hitachi ULTRASTAR 15K450 HUS154530VLF400 - Manual (Page 226)

Hitachi Ultrastar 15K450 (FC-AL) Hard Disk Drive Specification
210
- Protection information is transmitted to the initiator with the user data
- Logical Block Guard is checked
- Logcial Block Application Tag is checked (applies to READ(32) command only)
- Logical Block Reference Tag is checked
RDPROTECT=010b
- Protection information is transmitted to the initiator with the user data
- Logical Block Guard is not checked
- Logcial Block Application Tag is checked (applies to READ(32) command only)
- Logical Block Reference Tag is checked
RDPROTECT=011b
- Protection information is transmitted to the initiator with the user data
- Logical Block Guard is not checked
- Logcial Block Application Tag is not checked
- Logical Block Reference Tag is not checked
RDPROTECT=100b
- Protection information is transmitted to the initiator with the user data
- Logical Block Guard is checked
- Logcial Block Application Tag is not checked
- Logical Block Reference Tag is not checked
RDPROTECT=101b, 110b, 111b
These values are reserved. Check Condition status will be returned with sense key of Illegal Request and additional sense
code of Invalid Field in CDB.
If a check of the protection information fails, Check Condition status will be returned with sense key of Aborted Command
and additional sense code indicating which protection field check failed.
Refer to the ANSI T10 standards for additional details of protection information.
If the transfer length is zero, no data is transferred. The CDB is validated and protocol checked and, if no problems are found,
Good status is returned immediately. This condition is not considered an error.