Hitachi HUS154530VLF400 User Manual
Hitachi Ultrastar 15K450 (FC-AL) Hard Disk Drive Specification
239
Following is the format of the data sent by the Initiator during the DATA OUT phase.
Table 201: Format of Reassign Blocks data
•
Defect List Length must be 4, 8, 12, or 16. Otherwise, the drive returns Check Condition with a sense key of Illegal
Request.
•
Defective Logical Block Address is four bytes in length. The Initiator can specify from 1 to 4 Defective Logical
Block Addresses according to the Defect List Length from 4 to 16, respectively. LBAs are not required to be in
ascending order.
ascending order.
Byte
Bit
7
6
5
4
3
2
1
0
Reserved = 0
1
Reserved = 0
2-3
(MSB) Defect List Length = 4/8/12/16
(LSB)
4-7
(MSB)
Defect Logical Block Address 1
(LSB)
8-11
(MSB)
Defect Logical Block Address 2
(LSB)
12-15
(MSB)
Defect Logical Block Address 3
(LSB)
16-19
(MSB)
Defect Logical Block Address 4
(LSB)