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4-72 C156-E227-01EN
Table 4.99 Request sense data
Bit
Byte
76543210
0 Valid Error Code (70h or 71h)
1 Reserved (00h)
2 Reserved (0h) Sense Key
3-6 Information
7 Additional Sense Length (18h)
8-11 Command-Specific Information
12 Additional Sense Code
13 Additional Sense Code Qualifier
14 Reserved (00h)
15-17 Sense-key specific
18-31 Additional Sense Bytes
When the Valid bit is 1, the information field (bytes 3 to 6) is effective.
Error Code indicates the sense data format and type. See Table 4.100.
Table 4.100 Error code
Error Code Report timing
70h (Current error) Reported for a normal error.
71h(Deferred error) Reported when an error occurs in the command that accesses the write
cache when the write cache is enabled. If this sense data is reported, the
command that reported the Check Condition status is not executed.