Hitachi HUS154530VLF400 사용자 설명서
Hitachi Ultrastar 15K450 (FC-AL) Hard Disk Drive Specification
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19.4.2.3 Physical Sector Format - 101b
Format of the Dlist sent during the data out phase when Dlist Format is Physical Sector format (101b) and FmtData is set to
one.
one.
Table 106: Defect Descriptor - Physical Sector Format (for n + 1 defects)
Each defect descriptor for the Physical Sector format specifies a defective sector. The defect descriptor is comprised of the cyl-
inder number of the defect, the head number of the defect, and the defect’s sector number.
inder number of the defect, the head number of the defect, and the defect’s sector number.
Note:
If a Physical Sector entry, when converted to a physical sector, is equal to the physical sector of a Plist entry and
DPRY = 1, then the entry is not added to the Glist.
Byte
BIT
7
6
5
4
3
2
1
0
0
1
2
(MSB)
Cylinder Number of Defect
(LSB)
3
Head Number of Defect
4
5
6
7
(MSB)
Defect Sector Number
(LSB)
8n
8n + 1
8n + 2
(MSB)
Cylinder Number of Defect n
(LSB)
8n + 3
Head Number of Defect n
8n + 4
8n + 5
8n + 6
8n + 7
(MSB)
Defect (n) Sector Number
(LSB)