Host Interface
Table 4.27 Device parameter information (4/6)
Word | Value | Bits | Description |
|
|
|
|
84 |
| 14 | 1b |
|
| Reserved (0b) | |
|
|
|
|
85 | 4278h |
| Command set supported and whether the function is enabled or |
| (Default value) |
| disabled |
|
|
| (A value of less than 1 indicates that the command is supported |
|
|
| and enabled.) |
|
| 15 | Unused (0b) |
|
| 14 | NOP command support (1b) |
|
| 13 | READ BUFFER command support (0b) |
|
| 12 | WRITE BUFFER command support (0b) |
|
|
|
|
|
| 11 | Unused (0b) |
|
| 10 | Host protect area function support (0b) |
|
| 9 | DEVICE RESET command support (1b) |
|
|
|
|
|
| 8 | SERVICE command interrupt is enabled (0b) |
|
| 7 | Interrupt at release is enabled (0b) |
|
| 6 | Read ahead cache is enabled (1b: Default value) |
|
|
|
|
|
| 5 | Write cache is enabled (1b: Default value) |
|
| 4 | Packet command function support (1b) |
|
| 3 | Power management function support (1b) |
|
| 2 | Removable media function support (0b) |
|
| 1 | Security mode enabled (0b) |
|
| 0 | SMART function is enabled (0b) |
|
|
|
|
86 | 0000h |
| Command set supported and whether the function is enabled or |
| (Default value) |
| disabled (A value of less than 1 indicates that the command is |
|
|
| supported and enabled.) |
|
|
|
|
|
| 0b | |
|
| 7 | SET MAX security enabled (0b) |
|
| 6 | Spin up function enabled after |
|
|
| subcommand (0b) |
|
| 5 | |
|
| 4 | Removable media status notification function enabled (0b: |
|
|
| Default value) |
|
| Reserved (0b) | |
|
| 0 | DOWNLOAD MICROCODE command supported (0b) |
|
|
|
|