HP 3000 Series - REQUEST SENSE Data Fields; SCSI-2 Request Sense Extended Data Format

For HP Internal Use Only
REQUEST SENSE Data Fields. Table 5-4 7 shows the data format for the data fields returned
by the drive in response to a REQUEST SENSE command. Reserved fields always contain
zeros.
Only the extended sense data format is supported.
Table 5-4 7. SCSI-2 Request Sense Extended Data Format
Bit
Byte 7 6
I
5
I
4
3
I
2
I
1 0
00
Valid Error Class = 7
Reserved Error
Code
01 Segment Number = 0
02
FM = 0
EOM
= ol
ILl = 0 I Reserved
Sense Key
03-06
(MSB=03)
Information Bytes
(LSB=06)
07
Additional Sense Length = 20
08-11
Command Specific Information
12
Additional Sense Code
13
Additional Sense Code Qualifier
Field
""
aceable
Tnit
·Ode=
14
lsKSV=o I
u c 0
15
Sense Key Specific
16-17 Sense Key Specific
18
Retry=O I Reassign I HRDERRI
Reserved
=
0 = 0
19-23
Reserved
Device
Error Field Follows: (Bytes 24-27)
24 Vendor Unique DERROR Status Code
25 ESDI Status Byte
26-27
SCSI Status Bytes
Troubleshooting 5-49