Intel® Core™ Ultra 200V Series Processors SOC I/O Registers
| ID | Date | Version | Classification |
|---|---|---|---|
| 831520 | 09/03/2024 | 001 | Public |
Power Control Enable (PCE) – Offset d2
| Bit Range | Default | Access | Field Name and Description |
|---|---|---|---|
| 7:6 | 0h | RO | Reserved (Preserved) (RSVD7) SW must preserve the original value when writing. |
| 5 | 1h | RW | Hardware Autonomous Enable (HAE) If set, then the IP may request a PG whenever it is idle. |
| 4 | 0h | RO | Reserved (Preserved) (RSVD4) SW must preserve the original value when writing. |
| 3 | 1h | RW/L | Sleep Enable (SE) If clear, then IP will never asset Sleep to the retention flops. If set, then IP may assert Sleep during PG'ing. |
| 2 | 0h | RW | D3-Hot Enable (D3HE) If set, then IP will PG when idle and the PCS.PS register in the IP ='11'. |
| 1 | 0h | RW | I3 Enable (I3E) If set, then IP will PG when idle and the D0i3 register (D0I3C.I3 = '1') is set. |
| 0 | 0h | RW | PMC Request Enable (PMCRE) If set, then IP will PG when idle and the PMC requests power gating by asserting the pmc_<ip>_sw_pg_req_b signal. |