onfi_optional_commands
Optional commands supported by the connected ONFI device
| Module Instance | Base Address | Register Address |
|---|---|---|
| i_nand_param | 0xFFB80300 | 0xFFB80390 |
Size: 32
Offset: 0x90
Access: RO
Important: The value of a reserved bit must be maintained in software. When you modify registers containing reserved bit fields, you must use a read-modify-write operation to preserve state and prevent indeterminate system behavior.
| Bit Fields | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 |
|
Reserved |
|||||||||||||||
| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
|
value RO 0x0 |
|||||||||||||||
onfi_optional_commands Fields
| Bit | Name | Description | Access | Reset |
|---|---|---|---|---|
| 15:0 | value |
The values in the field should be interpreted as follows[list]
[*]Bit 0 - Supports page cache program command.
[*]Bit 1 - Supports read cache commands.
[*]Bit 2 - Supports get and set features.
[*]Bit 3 - Supports read status enhanced commands.
[*]Bit 4 - Supports copyback.
[*]Bit 5 - Supports Read Unique Id.
[*]Bit 6 - Supports Change Read Column Enhanced.
[*]Bit 7 - Supports change row address.
[*]Bit 8 - Supports Change small data move.
[*]Bit 9 - Supports RESET LUN.
[*]Bit 10 - Supports Volume Select.
[*]Bit 11 - Supports ODT Configure.
[*]Bit 12-15 - Reserved.[/list]
|
RO | 0x0 |