onfi_device_features
Features supported by the connected ONFI device
Module Instance | Base Address | Register Address |
---|---|---|
i_nand_param | 0xFFB80300 | 0xFFB80380 |
Offset: 0x80
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_device_features Fields
Bit | Name | Description | Access | Reset |
---|---|---|---|---|
15:0 | value | The values in the field should be interpreted as follows[list] [*]Bit 0 - Supports 16 bit data bus width. [*]Bit 1 - Supports multiple LUN operations. [*]Bit 2 - Supports non-sequential page programming. [*]Bit 3 - Supports interleaved program and erase operations. [*]Bit 4 - Supports odd to even page copyback. [*]Bit 5 - Supports source synchronous. [*]Bit 6 - Supports interleaved read operations. [*]Bit 7 - Supports extended parameter page. [*]Bit 8 - Supports program page register clear enhancement. [*]Bit 9 - Supports EZNAND. [*]Bit 10 - Supports NV-DDR2. [*]Bit 11 - Supports Volume Addressing. [*]Bit 12 - Supports External Vpp. [*]Bit 13-15 - Reserved.[/list] |
RO | 0x0 |