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Sense Data and Error Recovery Methods
2) In the REQUEST SENSE command, even if a Transfer byte
Bit
Byte
0
1
2
3
4
5
6
7
8
9
10
Basic
Information
11
12
13
14
15
16
17
18
19
20
Additional
Information
47
5-2
length that is shorter than the length of the sense data supported
by the device which is the object of the command, the
command will terminate normally, but in that case, some of the
sense data only will be received and the remaining information
will be lost. Sufficient caution should be exercised with regard
to the devices connected to the INIT and all the sense data of
those devices should be read.
Table 5.1 Expanded sense data format
7
6
5
Valid
0
0
ILI
MSB
X '28' (Additional Sense Data Length)
MSB
Command Inherent Information
Additional Sense Code
Additional Sense Code Qualifier
SKSV
Sense Key Inherent Information
0
0
0
Detailed Information
4
3
2
X '70' or X '71' (Error Code)
X'00'
0
Sense Key
Information
X'00'
Port
0
0
CDB Operation Code
1
0
LSB
LSB
0
0
C141-C009
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