3.6.22 MPDDRC Monitor Configuration Register
| Name: | MPDDRC_MCFGR |
| Offset: | 0x60 |
| Reset: | 0x00000000 |
| Property: | Read/Write |
| Bit | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | |
| Access | |||||||||
| Reset |
| Bit | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | |
| Access | |||||||||
| Reset |
| Bit | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | |
| INFO[2:0] | REFR_CALIB | READ_WRITE[1:0] | |||||||
| Access | R/W | R/W | R/W | R/W | R/W | R/W | |||
| Reset | 0 | 0 | 0 | 0 | 0 | 0 | |||
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| RUN | SOFT_RESET | EN_MONI | |||||||
| Access | R/W | R/W | R/W | ||||||
| Reset | 0 | 0 | 0 |
Bits 13:11 – INFO[2:0] Information Type
Reports information such as latency and the number of transfers monitored on port x [x = 0..6].
| Value | Name | Description |
|---|---|---|
| 0 | MAX_WAIT | Information concerning the transfer with the longest waiting time |
| 1 | NB_TRANSFERS | Number of transfers on the port |
| 2 | TOTAL_LATENCY | Total latency on the port |
| 3 | – | Reserved |
| 4 | MAX_WAIT_QOS01 | Information concerning the transfer with the longest waiting time, depending on QOS values (0 and 1) |
| 5 | MAX_WAIT_QOS23 | Information concerning the transfer with the longest waiting time, depending on QOS values (2 and 3) |
| 6 | TOTAL_CYCLE_COUNT | Indicates the total number of cycles from beginning to end of monitoring. |
Bit 10 – REFR_CALIB Refresh Calibration
| Value | Description |
|---|---|
| 0 | Monitoring does not depend on Auto-refresh mode, Self-refresh mode, Power-down mode, DLL nor calibration impact. |
| 1 | Monitoring depends on Auto-refresh mode, Self-refresh mode, Power-down mode, DLL and calibration impact. |
Bits 9:8 – READ_WRITE[1:0] Read/Write Access
Used to monitor different types of access.
| Value | Name | Description |
|---|---|---|
| 0 | TRIG_RD_WR | Read and Write accesses are triggered. |
| 1 | TRIG_WR | Only Write accesses are triggered. |
| 2 | TRIG_RD | Only Read accesses are triggered. |
| 3 | – | Reserved |
Bit 4 – RUN Control Monitor
| Value | Description |
|---|---|
| 0 | Monitoring is halted. All counters are stopped. |
| 1 | Monitoring is launched. |
Bit 1 – SOFT_RESET Soft Reset
| Value | Description |
|---|---|
| 0 | Soft reset is not performed. |
| 1 | Soft reset is performed. |
Bit 0 – EN_MONI Enable Monitor
| Value | Description |
|---|---|
| 0 | Monitor is disabled. |
| 1 | Monitor is enabled. |