Intel® Core™ Ultra Series 3 Processors I/O Registers
| ID | Date | Version | Classification |
|---|---|---|---|
| 872352 | 04/14/2026 | 001 | Public |
PGD PG_REQ Status Register 1 (PPRSR1) – Offset 1de4
PGD PG REQ Status Register 1
| Bit Range | Default | Access | Field Name and Description |
|---|---|---|---|
| 31:30 | 0h | RO | Reserved |
| 29 | 0h | RO/V | PSF Power Gate ACK Status (AGT61_PG_REQ_STS) Same description as bit 0. |
| 28:26 | 0h | RO | Reserved |
| 25 | 0h | RO/V | Intel Trace Hub Power Gate ACK Status (AGT57_PG_REQ_STS) Same description as bit 0. |
| 24:21 | 0h | RO | Reserved |
| 20 | 0h | RO/V | UFS Power Gate ACK Status (AGT52_PG_REQ_STS) Same description as bit 0. |
| 19 | 0h | RO/V | CNVi Power Gate ACK Status (AGT51_PG_REQ_STS) Same description as bit 0. |
| 18 | 0h | RO/V | PSF Power Gate ACK Status (AGT50_PG_REQ_STS) Same description as bit 0. |
| 17:14 | 0h | RO | Reserved |
| 13 | 0h | RO/V | Intel Partner Security Engine Power Gate ACK Status (AGT45_PG_REQ_STS) Same description as bit 0. |
| 12:10 | 0h | RO | Reserved |
| 9 | 0h | RO/V | Security Engine Power Gate ACK Status (AGT41_PG_REQ_STS) Same description as bit 0. |
| 8 | 0h | RO | Reserved |
| 7 | 0h | RO/V | CSME PSF Power Gate ACK Status (AGT39_PG_REQ_STS) Same description as bit 0. |
| 6 | 0h | RO/V | CSME RTC Power Gate ACK Status (AGT38_PG_REQ_STS) Same description as bit 0. |
| 5 | 0h | RO/V | CSME Power Gate ACK Status (AGT37_PG_REQ_STS) Same description as bit 0. |
| 4 | 0h | RO/V | CSME Power Gate ACK Status (AGT36_PG_REQ_STS) Same description as bit 0. |
| 3 | 0h | RO | Reserved |
| 2 | 0h | RO/V | CSME Power Gate ACK Status (AGT34_PG_REQ_STS) Same description as bit 0. |
| 1 | 0h | RO/V | CSME SRAM Power Gate Ack Status (AGT33_PG_REQ_STS) Same description as bit 0. |
| 0 | 0h | RO/V | USB-R PFET Enable Ack Status (AGT32_PG_REQ_STS) 0: Agent is requesting to be power-gated |