
SDLT 600 SCSI Interface Guide Chapter 4: SCSI Commands
81-81200-02 REV A01 January 2005 4-119
GLTSD Global Logging Target Save Disable. Always set to 0.
RLEC Report Log Exception Condition. Indicates whether the drive returns CHECK
CONDITION status with Sense Key set to UNIT ATTENTION (06h) when one of its
WRITE and READ error counters reaches a specified threshold.
When set to 0, indicates that the drive does not return UNIT ATTENTION when a
threshold has been met.
When set to 1, indicates that the drive returns UNIT ATTENTION when a threshold is
met.
Queue Algorithm
Modifier
Always set to 0.
QErr Queue Error. Always set to 0.
DQue Disable Queuing. Always set to 0.
TAS Task Aborted Status. Always set to 0. The drive does not return a status for tasks aborted
by the actions of other initiators.
RAC Report a Check. Always set to 0. The drive returns BUSY status rather than CHECK
CONDITION status during long busy conditions.
UA_Intlck_Ctrl Unit Attention Interlocks Control. Always set to 00b. The drive clears all UNIT
ATTENTION conditions when they are reported.
SWP Software Write Protect. Always set to 0.
Autoload Mode Indicates the action the drive is to take when tape medium is loaded. All values not listed
below are reserved.
Value Description
000b The medium is loaded for full access.
001b The medium is loaded for Enhanced Medium Auxiliary Memory
(EMAM) access only.
010b The medium is not loaded.
Busy Timeout
Period
Specifies the maximum time, in 100 msec increments, that the initiator allows the drive
to remain busy for unanticipated conditions that are not a routine part of commands from
the initiator. A value of 0000h is undefined. A value of FFFFh specifies an unlimited
busy timeout period.
Extended Self-
test Completion
Time
The drive does not support extended self-test. Always set to 0.
Table 4-67. Control Mode MODE SENSE Page — Field Descriptions (Continued)
Field Name Description
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