Read Log Sector; Table 4-6 Log Address Definition - Western Digital Blue WD20SPZX Technical Reference Manual

4.2.3

Read Log Sector

There are several logs that can be read with the S.M.A.R.T. Read Log Sector sub-
command. The LBA Low Register indicates the log sector to be returned.
Table 4-6. Log Address Definition
Log
Address Log Name
00h Log directory
01 Summary SMART Error Log
Comprehensive SMART error
02h
Extended Comprehensive
03h
SMART error log
04h Device Statistics
05h Reserved for CFA
06h SMART Self-Test log
07h Extended SMART Self-Test log
08h Power Conditions
09H Selective Self-Test log
0Ah Device Statistics Notification
0Bh Reserved for CFA
0Ch Reserved
0Dh LPS Mis-alignment log
0Eh-0Fh Reserved
10h NCQ Command Error log
11h SATA Phy Event Counters log
SATA NCQ Queue Manage-
12h
ment log
SATA NCQ Send and Receive
13h
14h-17h Reserved for Serial ATA
18h Reserved
19h LBA Status
1Ah-1Fh Reserved
20h Obsolete
21h Write Stream Error log
22h Read Stream Error log
23h Obsolete
Current Device Internal Status
24h
Data log
Saved Device Internal Status
25h
Data log
26h-2Fh Reserved
30h IDENTIFY DEVICE data
31h7Fh Reserved
80h-9Fh Host Specific
A0h-DFh Device Vendor Specific
E0h SCT Command/Status
E1h SCT Data Transfer
WESTERN DIGITAL CONFIDENTIAL
ATA Command Set
WD-
Feature
Set
Supported
Supported
Supported
log
Supported
N/A
N/A
Supported
Supported
N/A
Supported
N/A
N/A
N/A
N/A
N/A
Supported
Supported
N/A
N/A
log
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
Supported
N/A
N/A
Supported
N/A
Supported
Supported
Supported
Supported
- 39 -
ACS- R/W Access
Feature
Set
none RO GPL, SL
SMART RO
SMART RO
SMART RO GPL
none RO GPL, SL
SMART RO
SMART RO GPL
EPS RO GPL
SMART R/W
DSN R/W GPL
LPS RO GPL,SL
NCQ RO GPL
none RO GPL
NCQ RO GPL
NCQ RO GPL
none RO GPL
Streaming RO GPL
Streaming RO GPL
none RO GPL
none RO GPL
none RO GPL,SL
SMART R/W GPL,SL
SMART VS GPL,SL
SCT R/W GPL,SL
SCT R/W GPL,SL
SL
SL
SL
SL