Word | Description | Value |
|
|
|
104– | 0000H | |
127 |
|
|
|
|
|
128 | Security status | 0001H |
129– | xxxxH | |
159 |
|
|
|
|
|
160– | 0000H | |
254 |
|
|
|
|
|
255 | Integrity word | xxA5H |
Note. Advanced Power Management (APM) and Automatic Acoustic Management (AAM) features are not supported
Note. See the bit descriptions below for words 63, 88, and 93 of the Identify Drive data.
Description (if bit is set to 1)
Bit | Word 63 |
0Multiword DMA mode 0 is supported.
1Multiword DMA mode 1 is supported.
2Multiword DMA mode 2 is supported.
8Multiword DMA mode 0 is currently active.
9Multiword DMA mode 1 is currently active.
10Multiword DMA mode 2 is currently active.
Bit | Word 88 |
0Ultra DMA mode 0 is supported.
1Ultra DMA mode 1 is supported.
2Ultra DMA mode 2 is supported.
3Ultra DMA mode 3 is supported.
4Ultra DMA mode 4 is supported.
5Ultra DMA mode 5 is supported.
6Ultra DMA mode 6 is supported.
8Ultra DMA mode 0 is currently active.
9Ultra DMA mode 1 is currently active.
10Ultra DMA mode 2 is currently active.
11Ultra DMA mode 3 is currently active.
12Ultra DMA mode 4 is currently active.
13Ultra DMA mode 5 is currently active.
14Ultra DMA mode 6 is currently active.
Barracuda 7200.9 Serial ATA Product Manual, Rev. C | 33 |
