Hitachi Ultrastar 15K450 (FC-AL) Hard Disk Drive Specification
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19.49 VERIFY (32) - (7F/0A)Table 237:Verify (32) - 7F/0A)
The VERIFY command requests that the verify the data written on the media. Each logical block includes user data and may
include protection information, based on the VPROTECT field and the drive format.
If the RTO_EN bit is set to zero in the READ CAPACITY (16) parameter data, Check Condition status will be returned with
sense key of Illegal Request and additional sense code of Invalid Command Operation Code. If RTO_EN is one, this com-
mand will be processed normally.
Byte Bit
76543210
0 Command Code = 0FFh
1 VU = 0 Reserved = 0 FLAG LINK
2-5 Reserved = 0
6 Reserved = 0 Group Number = 0
7 Additional CDB Length = 18h
8 - 9 Service Action = 000Ah
10 RDPROTECT DPO Reserved = 0 ByteC
hk Reserv
ed=0
11 Reserved = 0
12 - 19
(MSB)
Logical Block Address
(LSB)
20 - 23
(MSB)
Expected Initial Logical Block Reference Tag
(LSB)
24 - 25
(MSB)
Expected Logial Block Appliation Tag
(LSB)
26 - 27
(MSB)
Logical Block Application Tag Mask
(LSB)
28 - 31
(MSB)
Verification Length
(LSB)