Intel® Core™ Ultra Series 3 Processors I/O Registers
| ID | Date | Version | Classification |
|---|---|---|---|
| 872352 | 04/14/2026 | 001 | Public |
IP MCP Config (IP_MCP_3_Config) – Offset 4c100
IP Configuration - Please note that any change to this register needs to be confirmed using the MCP_ConfigUpdate register before the changes take effect.
| Bit Range | Default | Access | Field Name and Description |
|---|---|---|---|
| 31:28 | 0h | RO | (Reserved3) Reserved field. |
| 27:24 | 0h | RW | (MaxCmdRetry) Maximum number of command retransmission in case of fail response |
| 23:21 | 0h | RO | (Reserved2) Reserved field. |
| 20:16 | 1fh | RW | (MaxPreqDelay) Maximum number of frames within manager needs to insert PING command to serve PREQ. |
| 15:8 | 0h | RO | (Reserved1) Reserved field. |
| 7 | 0h | RW | (MMM) Multi Manager Mode enable |
| 6 | 0h | RO | (Reserved0) Reserved field. |
| 5 | 0h | RW | (SnifferEn) Sniffer Mode Enable |
| 4 | 0h | RW | (ComplexSystem) Complex System Indication |
| 3 | 0h | RW | (CMDMode) Active command path selection. |
| 2:0 | 5h | RW | (OperationMode) Manager operation mode. Determines state of the component. |