Hitachi HUS154530VLF400 User Manual
Hitachi Ultrastar 15K450 (FC-AL) Hard Disk Drive Specification
126
19.5.1 Inquiry Data
Fields with a value shown inside quotes (e.g. Value =’xyz’) are character fields. A value not in quotes is a numeric value.
Character fields are alphanumeric and represented in either ASCII.
Character fields are alphanumeric and represented in either ASCII.
19.5.1.1 Inquiry Data Format - EVPD = 0, Page Code = 0
Table 109: Inquiry Data- EVPD = 0
• Qualifier is set to zero to indicate that the LUN specified is currently supported. Qualifier is set to 011b when the LUN
specified is not present
1
• Peripheral Device Type is set to zero to indicate that the device is a Direct-Access Peripheral Device.
• Removal Media Bit (RMB) is always set to zero to indicate no removal media exists.
• Version indicates the level of the ANSI standard that the product supports. The drive supports ANSI SCSI version 3.
• NormACA (Normal ACA) field of 0 indicates the device server does not support setting the NACA bit to one in the
Control Byte of the CDB as defined in the SAM.
• HiSup bit of 1 indicates that the drive uses the hierarchical addressing model to assign LUNs to logical units.
Byte
BIT
7
6
5
4
3
2
1
0
0
Qualifier = 0
Peripheral Device Type = 0
1
RMB = 0
Reserved=0
2
Version = 3
3
Obsolete Obsolete
Norm
ACA=0
HiSup = 1
Response Data Format = 2
4
Additional Length = 159 (9Fh)
5
SCCS=0
ACC=0
ALUA=00b
3PC=0
Reserved = 0
Protect=1
6
BQue = 0 EncSer = 1
Port MultiP=1
MChngr=
0
Obsolete
Addr16 = 0
7
Obsolete Obsolete Wb_16 =0 Sync = 0
Link = 0
Obsolete CmdQue= 1 RSVD = 0
8-15
Vendor ID = "HITACHI " (ASCII)
16-31
Product ID (ASCII)
32-35
Product Revision Level (ASCII)
36-43
Unit Serial Number (ASCII)
44-95
Reserved = 0
96
Hard Assigned ALPA
97
Acquired ALPA
98-147
Copyright Notice (ASCII)
148-163
Reserved=0
1.If an INVALID LUN is specified, a Check Condition status will be returned for all commands except INQUIRY and REQUEST SENSE.