IBM Ultrastar 36LZX Specifications page 73

8.5.1.5 Inquiry data format - EVPD = 1 - Page Code = 83h
Byte
7 6
0 Qualifier = 0
1
2
3
4 Reserved = 0
Reserved
5
= 0
6
7
(MSB)
8-15
Figure 62. INQUIRY DATA - EVPD = 1 (Page Code = 83h)
Ÿ
Qualifier is set to zero to indicate that the LUN specified in the Command Block is currently
supported.
Ÿ
Peripheral Device Type is set to zero to indicate that the device is Direct Access.
Ÿ
Page Code is set to 83h, and this field contains the same value as in the page code field of the
INQUIRY command descriptor block.
Ÿ
Page length is set to 12, and this field specifies the length of the following page data.
Ÿ
Code Set field specifies the code set used for the identifier field. The Target supports binary.
Ÿ
Association field specifies the entity with which the identifier field is associated. The Target
supports value of 0h, the Identifer field is associated with the addressed physical or logical device.
Ÿ
Identifier Type field specifies the format and assignment authority for the identifier. The Target
supports the value of 03h.
Ÿ
World Wide ID is 64 bit unique identification for each drive. The format is: 5005076h xxxh yyb n.
Where:
Ÿ xxx is 12 bit Block assignment defined for each model and manufacturing site. Refer World
Wide ID - Block assignment on page 16.
Ÿ yy is 2 bit Port/Node ID select. This is 11b as for parallel SCSI interface devices.
Ÿ n is 22 bit drive unique serial number.
Bit
5 4
Peripheral Device Type = 0
Page Code = 83h
Reserved = 0
Page Length = 12 (0Ch)
Association
= 0
Reserved = 0
Identifier Length = 8
World Wide ID
Ultrastar 36LZX hard disk drive specifications
3 2 1
Code Set = 1
Identifier Type = 3
73
0
(LSB)