Tandberg Data
Request Sense
23-2
Tandberg SLR Product Line SCSI Functional Specifications
23.3. Parameter List
BYTE
BIT 7
6
5
4
3
2
1
0
00
VADD
Response Code
01
RESERVED
02
FMK
EOM
ILI
RES
Sense Key
03
Information Bytes
04
05
06
07
Additional Sense Length
08
RESERVED
09
10
11
12
Additional Sense Code
13
Additional Sense Code Qualifier
14
FRU Code
15
SKSV
Sense Key Specific
16
Sense Key Specific
17
18
RESERVED
19
Error Recovery Action Code (ERAC)
20
FOR INTERNAL USE
21
RESERVED
Table 23-2: REQUEST SENSE Parameter List
VADD
A Valid Address (VADD) bit of zero indicates that the
Information Bytes are undefined. A VADD bit of one
indicates that the Information Bytes contain valid
information.
Response Code
The Response Code field is set to 70h for normal errors
and to 71h for deferred errors.
FMK
The Filemark (FMK) bit indicates that the current
command has read a filemark.
EOM
The End Of Media (EOM) bit indicates that the last
command encountered end-of-partition or beginning-of-
partition.
ILI
The Incorrect Length Indicator (ILI) bit indicates that
the requested logical block length did not match the
logical block length found on the tape.
Sense Key
This field holds information about the cause of error.
See section 23.4. for a description of the Sense Key
codes.