Exception Handling; Phase Sequencing - Tandberg Data SLR7-140 PROGRAMMER Manual

<sequence 1>
<sequence 2>
Tandberg Data

16.3. Exception Handling

See sections on
Deferred Errors and Error Conditions For Media Access
Commands.

16.4. Phase Sequencing

In this section the possible SCSI-bus phase sequences
during execution of the command are described. Section
3.2.1 has more details about the generic phases in the
brackets.
:= <initiator-part> <message-out> <command> <disconnect> <reconnect>
<completed>
This sequence will be used when the PREVENT/ALLOW MEDIA
REMOVAL command
disconnection. The Drive will disconnect when the CDB
has been transferred. The Drive will reconnect when the
PREVENT/ALLOW MEDIA
execution.
:= <initiator-part> <message-out> <command> <completed>
This sequence will be used when the PREVENT/ALLOW MEDIA
REMOVAL command is executed and host does not allow
disconnection.
16-2 Tandberg SLR Product Line SCSI Functional Specifications
Prevent/Allow Medium Removal
Error Conditions
is executed and
REMOVAL command
For All Commands,
host does allow
has completed