User Manual

SCSI Commands Reference Manual, Rev. J 137
www.seagate.com Direct Access Block commands (SPC-5 and SBC-4)
Table 98 RDPROTECT field (Sheet 1 of 2)
Code
Logical unit
formatted with
protection
information
Shall device server
transmit protection
information?
Field in protection
information
[h]
Extended
INQUIRY Data
VPD page bit
value
[g]
If check fails [d] [f],
additional sense code
000b
Yes [d] No
LOGICAL BLOCK
GUARD
GRD_CHK = 1 LOGICAL BLOCK GUARD CHECK FAILED
GRD_CHK = 0 NO CHECK PERFORMED
LOGICAL BLOCK
APPLICATION TAG
APP_CHK = 1 [c] LOGICAL BLOCK APPLICATION TAG CHECK
FAILED
APP_CHK = 0 NO CHECK PERFORMED
LOGICAL BLOCK
REFERENCE TAG
REF_CHK = 1
[i]
LOGICAL BLOCK REFERENCE TAG CHECK
FAILED
REF_CHK = 0 NO CHECK PERFORMED
No No protection information available to check
001b
101b [b]
Yes Yes [e]
LOGICAL BLOCK
GUARD
GRD_CHK = 1 LOGICAL BLOCK GUARD CHECK FAILED
GRD_CHK = 0 NO CHECK PERFORMED
LOGICAL BLOCK
APPLICATION TAG
APP_CHK = 1 [c] LOGICAL BLOCK APPLICATION TAG CHECK
FAILED
APP_CHK = 0 NO CHECK PERFORMED
LOGICAL BLOCK
REFERENCE TAG
[j]
REF_CHK = 1
[i]
LOGICAL BLOCK REFERENCE TAG CHECK
FAILED
REF_CHK = 0 NO CHECK PERFORMED
No
[a]
No protection information available to transmit to the data-in buffer or for checking
010b [b]
Yes Yes [e]
LOGICAL BLOCK
GUARD
NO CHECK PERFORMED
LOGICAL BLOCK
APPLICATION TAG
APP_CHK = 1 [c] LOGICAL BLOCK APPLICATION TAG CHECK
FAILED
APP_CHK = 0 NO CHECK PERFORMED
LOGICAL BLOCK
REFERENCE TAG
REF_CHK = 1
[i]
LOGICAL BLOCK REFERENCE TAG CHECK
FAILED
REF_CHK = 0 NO CHECK PERFORMED
No
[a]
No protection information available to transmit to the data-in buffer or for checking
011b [b]
Yes Yes [e]
LOGICAL BLOCK
GUARD
NO CHECK PERFORMED
LOGICAL BLOCK
APPLICATION TAG
NO CHECK PERFORMED
LOGICAL BLOCK
REFERENCE TAG
NO CHECK PERFORMED
No
[a]
No protection information available to transmit to the data-in buffer or for checking