fpga2sdram1_axi128_I_main_QosGenerator_Priority
Priority register.
Module Instance | Base Address | Register Address |
---|---|---|
soc_ddr_scheduler_inst_0_fpga2sdram1_axi128_I_main_QosGenerator | 0xF8022280 | 0xF8022288 |
Size: 32
Offset: 0x8
Access: RW
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 |
MARK RO 0x1 |
Reserved |
||||||||||||||
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
Reserved |
P1 RW 0x2 |
Reserved |
P0 RW 0x0 |
fpga2sdram1_axi128_I_main_QosGenerator_Priority Fields
Bit | Name | Description | Access | Reset |
---|---|---|---|---|
31 | MARK |
Backward compatibility marker when 0. |
RO | 0x1 |
9:8 | P1 |
In Programmable or Bandwidth Limiter mode, the priority level for read transactions. In Bandwidth regulator mode, the priority level when the used throughput is below the threshold. In Bandwidth Regulator mode, P1 should have a value equal or greater than P0. |
RW | 0x2 |
1:0 | P0 |
In Programmable or Bandwidth Limiter mode, the priority level for write transactions. In Bandwidth Regulator mode, the priority level when the used throughput is above the threshold. In Bandwidth Regulator mode, P0 should have a value equal or lower than P1. |
RW | 0x0 |