Fujitsu MBA3147RC Manuale Utente

Pagina di 439
Sense Data and Error Recovery Methods 
 
360 
C141-C013 
Basic 
Information 
Additional 
Information 
2)  In the REQUEST SENSE command, even if a Transfer byte 
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 6.1  Sense data format 
 
Bit 
Byte 
Valid 
X '70' or X '71' (Error Code) 
X'00' 
ILI 
Sense Key 
MSB 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Information 
 
 
 
 
 
 
 
 
LSB 
X '28'  (Additional Sense Data Length) 
MSB 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
10 
 
Command Inherent Information 
 
11 
 
 
 
 
 
 
 
LSB 
12 
Additional Sense Code 
13 
Additional Sense Code Qualifier 
14 
X'00' 
15 
SKSV 
 
 
 
 
 
 
 
16 
 
Sense Key Inherent Information 
 
17 
 
 
 
 
 
 
 
 
18 
Port 
19 
CDB Operation Code 
20 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
47 
 
 
 
 
 
 
 
 
Detailed Information