Intel® Core™ Ultra Processors for H-series and U-series Platforms SOC I/O Registers
| ID | Date | Version | Classification |
|---|---|---|---|
| 795260 | 12/14/2023 | 001 | Public |
Power Management Control And Status Register (PMECTRLSTATUS) – Offset 84
power management control and status register to set and read PME status PME enable No Soft reset and power state
| Bit Range | Default | Access | Field Name and Description |
|---|---|---|---|
| 31:16 | 0h | RO | Reserved Field (RESERVED0) This field is Reserved |
| 15 | 0h | RW/1C/P | Pme Status Field (PMESTATUS) This field is PME Status |
| 14:9 | 0h | RO | Reserved Field (RESERVED1) This field is Reserved |
| 8 | 0h | RW/P | Pme Enable Field (PMEENABLE) This field is PME Enable |
| 7:4 | 0h | RO | Reserved Field (RESERVED2) This field is Reserved |
| 3 | 1h | RO | No Soft Reset Field (NO_SOFT_RESET) This bit indicates that devices transitioning from D3hot to D0 because of Powerstate commands do not perform an internal reset |
| 2 | 0h | RO | Reserved Field (RESERVED3) This field is Reserved |
| 1:0 | 0h | RW | Power State Field (POWERSTATE) Power State: This field is used both to determine the current power state and to set a new power state |