145
Western Digital Hard Disk Drive OEM Specification
Word
Content
Description
86
xxxxH
Command set/feature enabled
15 Words 120:119 are valid.
14 Reserved
13 FLUSH CACHE EXT command supported
12 FLUSH CACHE command supported
11 Device Configuration Overlay command enabled
10 48-bit Address features set supported
9 Reserved
8 Set Max Security extensions enabled
7 Set Features Address Offset mode
6 Set Features subcommand required to spin-up after power-up
5 Power-Up In Standby feature set enabled
4 Removable Media Status Notification feature
3 Advanced Power Management Feature set
2 CFA Feature set
1 READ/WRITE DMA QUEUED
0 DOWNLOAD MICROCODE command
87
4163H
or
4763H
or
4773H
Command set/feature default
15-14 (=01) Word 87 is valid
13 (=0) IDLE IMMEDIATE with UNLOAD FEATURE supported
12-11 (=0) Reserved
10 (=x) URG bit supported for WRITE STREAM DMA Ext and WRITE STREAM
Ext
9 (=x) URG bit supported for READ STREAM DMA Ext and READ STREAM Ext
8 (=1) World wide name supported
7 (=0) WRITE DMA QUEUED FUA EXT command supported
6 (=1) WRITE DMA FUA EXT and WRITE MULTIPLE FUA EXT commands
supported
5 (=1) General Purpose Logging feature set supported
4 (=x) Valid CONFIGURE STREAM command has been executed
3 (=0) Media Card Pass Through Command feature set enabled
2 (=0) Media serial number is valid
1 (=1) SMART self-test supported
0 (=1) SMART error logging supported
Table 118 Identify device information -Continued-