Reference Guide

Chapter 4 SCSI Commands
MODE SENSE (6) / (10) Command (1Ah / 5Ah)
DLT-S4 Interface Reference Guide 197
Figure 104 TapeAlert MODE
SENSE Page — Field
Descriptions
Field Description
PS Parameters Savable. Always set to 0.
SPF SubPage Format. Always set to 0. Indicates that this page uses the page_0 page
format.
Page Code Identifies the type of
MODE SENSE page being transferred. A value of 1Ch identifies
this as the TapeAlert Page.
Page Length Indicates the number bytes in the page, excluding bytes 0 and 1.
Perf Performance. Always set to 0.
EBF Enable Background Function. Always set to 0.
EWASC Enable Warning. Always set to 0.
DExcpt Disable Information Exception Operations. Default value is 1. When set to 0, the
reporting method specified by the contents of the MRIE field is selected. When set to
1, all information exception operations are disabled and the drive ignores the
contents of the MRIE field. When in this mode, the software polls the TapeAlert Log
page.
Test Always set to 0.
LogErr Error Log. Always set to 0.
MRIE Method for Reporting Informational Exceptions. The drive uses the contents of this
field to report information about exception conditions. Four methods are available:
Value Method
00h No reporting of Informational Exception Conditions. The drive does not
report information exception conditions.
03h Conditionally Generate Recovered Error. This value is the default. The
drive reports informational exception conditions, if reports of recovered
errors are allowed, by returning
CHECK CONDITION status on the next
SCSI command (except
INQUIRY and REQUEST SENSE commands)
following detection of the condition.