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Fibre Channel Interface Manual, Rev. D 263
The disc drive contains a large buffer and implements an optional prefetch and segmented cache function
whereby the requested Read data is read into the buffer, plus an additional amount, depending on the cache
control parameters. See Prefetch and Multisegmented Cache Control section in the individual drive’s Product
Manual, Volume 1, for more information.
This command is terminated with a Reservation Conflict status and no data is read if any reservation access
conflict (see Section 12.39) exists.
If any of the following conditions occur, this command is terminated with a Check Condition status, and if
extended sense is implemented, the sense key is set as indicated in the following table. This table does not
provide an exhaustive enumeration of all conditions that may cause the Check Condition status.
Condition Sense key
Invalid logical block address Illegal Request. Set the extended sense information bytes to
the logical block address of the first invalid address.
Target reset since last command from this initiator Unit Attention
Unrecoverable read error Medium Error
Recovered read error Recovered Error