IBM DCAS-32160 - Ultrastar 2.1 GB Hard Drive Specifications page 189

Note: The initiator may send the INITIATOR DETECTED E R R O R message as a result of an
initiator detected SCSI Bus parity error or an internal error.
Retry MESSAGE IN phase
The retry will be caused by the receipt of a MESSAGE PARITY E R R O R message immediately
following a MESSAGE IN phase.
Note: The Initiator may send the MESSAGE PARITY E R R O R message as a result of an Initiator
detected SCSI Bus parity error during the Message In phase.
Receipt of multiple Identify message
The initiator is allowed to send multiple IDENTIFY messages out in order to toggle the
disconnect/reconnect permission bit. This may be used to selectively enable or disable
disconnect/reconnect permission during portions of a command. Note that this function does not
effect the operation of the Forced Disconnect function.
MESSAGE REJECT during Target Disconnection
If the Initiator rejects
disconnect/reconnect permission. This is equivalent to receiving an IDENTIFY message with bit 6
equal to zero. This will cause to file to inhibit the pending disconnection.
If the initiator rejects the DISCONNECT message, the file will not disconnect but may attempt to
disconnect at a later time. This function may be used to selectively disable disconnection during
portions of a command.
the SAVE DATA P O IN T E R message, the file will
SCSI MESSAGE SYSTEM
disable
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