Intel® Core™ Ultra Series 3 Processors I/O Registers
| ID | Date | Version | Classification |
|---|---|---|---|
| 872352 | 04/14/2026 | 001 | Public |
MCP Config (MCP_4_Config) – Offset 50100
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 |
|---|---|---|---|
| 31:16 | 0h | RO | (Reserved4) Reserved field. |
| 15:9 | 0h | RW | (DBKeepEn) Data Lane 7-1 bus keeper enable |
| 8:7 | 0h | RO | (Reserved3) Reserved field. |
| 6 | 0h | RW | (BrelEn) Activate bus release availability |
| 5 | 0h | RO | (Reserved1) Reserved field. |
| 4:0 | 0h | RO | (Reserved0) Reserved field. |