Event Structure - Dell PowerVault TL2000 Reference Manual

Bit 7
Byte
0 Reserved
1
2 - 3
4 -
xxxxh
Field descriptions:
Page Code:
The Page Code echoes the page code that was specified in the LOG SENSE CDB.
Page Length:
The Page Length specifies the total number of event bytes, not including the four bytes for this
header.

Event Structure:

An event structure consists of a header and a variable number of event data bytes. This structure
is defined in the next table.
Event Structure
An event structure consists of two parts: a 13 byte event header and (optional) event data. The event
header contains info about event type, source module of event, time of event, data type, and event data
length. The optional event data does not exceed 114 bytes. When this field is returned it contains specific
information about the event. See next structure:
Bit 7
Byte
0 (MSB)
1
2 DU(0)
3
4
5 - 6
7 - 10
11
12
13 - n
Field descriptions:
Parameter Code:
The Parameter Code is a 2-byte value that uniquely identifies the event within the log.
DU: Disable Update is set for any parameter that the Host cannot reset.
DS: Disable Save. The media changer has no support for SP bit. Set to 1.
TSD: Target shall determine save method, set to 0.
ETC: No threshold comparison, set to 0.
6 5
6 5
DS(1) TSD(0) ETC(0)
Parameter Length (n-3)
Source module ID of event
Data type of event data
Length of event data
Event data (0..114 bytes)
4 3
Page Code (07h)
Reserved
Page Length
Events Structures
4 3
Parameter Code
TMC(0) Reserved
Event type
Time of event (sec)
Chapter 3. Supported SCSI Commands
2 1
2 1
Reserved LP
0
0
(LSB)
3-13