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SCSI-2 Drive Command Set

Request Sense Command (03H)

Chapter 22-12

Valid A Valid bit of 1 indicates the information field contains

valid information.

A Valid bit of 0 indicates that the information field does

not contain valid data.

Error Code An Error Code of 70H indicates that the CHECK

CONDITION status returned is the result of an I/O

process that returned CHECK CONDITION status.

An Error Code of 71H indicates that the CHECK

CONDITION status returned is the result of an error

occurring during a previous command that returned

GOOD status.

ILI An Incorrect Length Indicator bit of 1 usually indicates

that the requested logical block length did not match

the logical block length of the data on the medium.

Information If the Valid bit is set to 1, the Information Bytes contain

one of the following:

(1) The logical block address associated with the sense

key.

(2) The difference (residue) of the requested length

minus the actual length in bytes, as determined by the

command, when the ILI bit is set.

SKSV A Sense Key Specific Valid bit of 1 indicates that the

Sense Key Specific Information is valid.

A SKSV bit of 0 indicates that there is no sense key

specific information.

Sense Key Specific

Information If the Sense Key is set to 5-Illegal Request and the

SKSV bit is set to 1, the sense key specific field is

defined in Table 2-8 on page 2-13.

If the Sense Key is set to 2-(Not Ready) and the

Additional Sense Code/Additional Sense Code Qualifier

is set to 04/04-(Logical Unit Not Ready, Format in

Progress) and the SKSV bit is set to 1, the sense key

specific field is defined in Table 2-9 on page 2-14.

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HP 220mx Betriebsanweisung Seite 49