Seagate ST4000VM000 Computer Hardware User Manual


 
36 Video 3.5 HDD Product Manual, Rev. H
Serial ATA Interface www.seagate.com
Note
Automatic Acoustic Management (AAM) features are not supported.
Note
See the bit descriptions below for words 63, 84, and 88 of the Identify Drive data.
Table 9 Bit Descriptions
Description (if bit is set to 1)
Bit Word 63
0 Multiword DMA mode 0 is supported.
1 Multiword DMA mode 1 is supported.
2 Multiword DMA mode 2 is supported.
8 Multiword DMA mode 0 is currently active.
9 Multiword DMA mode 1 is currently active.
10 Multiword DMA mode 2 is currently active.
Bit Word 84
0 SMART error login is supported.
1 SMART self-test is supported.
2 Media serial number is supported.
3 Media Card Pass Through Command feature set is supported.
4 Streaming feature set is supported.
5 GPL feature set is supported.
6 WRITE DMA FUA EXT and WRITE MULTIPLE FUA EXT commands are supported.
7 WRITE DMA QUEUED FUA EXT command is supported.
8 64-bit World Wide Name is supported.
9-10 Obsolete.
11-12 Reserved for TLC.
13 IDLE IMMEDIATE command with IUNLOAD feature is supported.
14 Shall be set to 1.
15 Shall be cleared to 0.
Bit Word 88
0 Ultra DMA mode 0 is supported.
1 Ultra DMA mode 1 is supported.
2 Ultra DMA mode 2 is supported.
3 Ultra DMA mode 3 is supported.
4 Ultra DMA mode 4 is supported.
5 Ultra DMA mode 5 is supported.