Intel® Core™ Ultra 200H and 200U Series Processors CFG and MEM Registers
| ID | Date | Version | Classification |
|---|---|---|---|
| 844345 | 01/29/2025 | 001 | Public |
MSI Capability (MSI_CAP_REG) – Offset d0
MSI Capability
| Bit Range | Default | Access | Field Name and Description |
|---|---|---|---|
| 31:25 | 0h | RO | Reserved |
| 24 | 1h | RO | Per Vector Masking Capability (PER_VECTOR_MSK_CAP) Per Vector Masking Capability |
| 23 | 1h | RO | MSI Capability (MSI_CAP_64B) 64 bit message address capability |
| 22:20 | 0h | RW | Multi Message Enable (MUL_MSG_EN) Multiple Message Enable |
| 19:17 | 0h | RO | Multiple Message Capable (MUL_MSG_CAP) Multiple Message Capable |
| 16 | 0h | RW | MSI Enable (MSG_MSI_ENABLE) MSI Enable: |
| 15:8 | 0h | RO | Next Pointer (MSG_NXT_PTR) Next Capability Pointer |
| 7:0 | 5h | RO | MSI Capability ID (MSG_CAP_ID) MSI Capability ID |