Event structure, Event, Structure – Dell PowerVault TL2000 User Manual
Page 27
Bit
7
6
5
4
3
2
1
0
Byte
0
Reserved
Page
Code
(07h)
1
Reserved
2
-
3
Page
Length
4
-
xxxxh
Events
Structures
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
6
5
4
3
2
1
0
Byte
0
(MSB)
Parameter
Code
1
(LSB)
2
DU(0)
DS(1)
TSD(0)
ETC(0)
TMC(0)
Reserved
Reserved
LP
3
Parameter
Length
(n-3)
4
Event
type
5
-
6
Source
module
ID
of
event
7
-
10
Time
of
event
(sec)
11
Data
type
of
event
data
12
Length
of
event
data
13
-
n
Event
data
(0..114
bytes)
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.
Chapter
3.
Supported
SCSI
Commands
3-13