Intel® Core™ Ultra Processors for H-series and U-series Platforms CFG and MEM Registers
| ID | Date | Version | Classification |
|---|---|---|---|
| 795258 | 12/14/2023 | Public |
A newer version of this document is available. Customers should click here to go to the newest version.
Power Management Capability ID (POWERCAPID) – Offset 80
PowerManagement Capability ID register points to next capability structure and power mgmnt capability with Power management capabilities register for PME support and version
| Bit Range | Default | Access | Field Name and Description |
|---|---|---|---|
| 31:27 | 9h | RO | PME Support (PMESUPPORT) This 5-bit field indicates the power states in which the function can assert the PME# |
| 26:19 | 0h | RO | Reserved |
| 18:16 | 3h | RO | Version (VERSION) Indicates support for Revision 1.2 of the PCI Power Management Specification |
| 15:8 | 0h | RO | Next Capability (NXTCAP) Points to the next capability structure. |
| 7:0 | 1h | RO | Power Capability ID (POWER_CAP) Power Management Capability: Indicates this is power management capability |