The Configuration Management interface is used to read and write to the Configuration Space Registers. The following table defines the ports in the Configuration Management interface of the core.
| Port | Direction | Width | Description |
|---|---|---|---|
| cfg_mgmt_addr | I | 19 | Read/Write Address. Configuration Space Dword-aligned address |
| cfg_mgmt_byte_enable | I | 4 | Byte Enable Byte Enable for write data, where cfg_mgmt_byte_enable[0] corresponds to cfg_mgmt_write_data[7:0] and so on |
| cfg_mgmt_read_data | O | 32 | Read Data Out Read data provides the configuration of the Configuration and Management registers |
| cfg_mgmt_read | I | 1 | Read Enable Asserted for a read operation. Active-High |
| cfg_mgmt_read_write_done | O | 1 | Read/Write Operation Complete Asserted for 1 cycle when operation is complete. Active-High |
| cfg_mgmt_write_data | I | 32 | Write data Write data is used to configure the Configuration and Management registers |
| cfg_mgmt_write | I | 1 | Write Enable Asserted for a write operation. Active-High |