Intel® Core™ Ultra Series 3 Processors I/O Registers
| ID | Date | Version | Classification |
|---|---|---|---|
| 872352 | 04/14/2026 | 001 | Public |
PGD PFET Enable Ack Status Register 1 (PPFEAR2) – Offset 1d98
PGD PFET Enable Ack Status Register 1
| Bit Range | Default | Access | Field Name and Description |
|---|---|---|---|
| 31 | 0h | RO | Reserved |
| 30 | 0h | RO/V | Intel Partner Security Engine PFET Enable Ack Status (AGT94_PFET_EN_ACK_STS) Same description as bit 0. |
| 29:28 | 0h | RO | Reserved |
| 27 | 0h | RO/V | Audio PFET Enable Ack Status (AGT91_PFET_EN_ACK_STS) Same description as bit 0. |
| 26 | 0h | RO/V | Audio PFET Enable Ack Status (AGT90_PFET_EN_ACK_STS) Same description as bit 0. |
| 25 | 0h | RO/V | Audio PFET Enable Ack Status (AGT89_PFET_EN_ACK_STS) Same description as bit 0. |
| 24 | 0h | RO/V | Audio PFET Enable Ack Status (AGT88_PFET_EN_ACK_STS) Same description as bit 0. |
| 23 | 0h | RO/V | Audio PFET Enable Ack Status (AGT87_PFET_EN_ACK_STS) Same description as bit 0. |
| 22 | 0h | RO/V | Audio PFET Enable Ack Status (AGT86_PFET_EN_ACK_STS) Same description as bit 0. |
| 21 | 0h | RO/V | Audio PFET Enable Ack Status (AGT85_PFET_EN_ACK_STS) Same description as bit 0. |
| 20 | 0h | RO/V | Audio PFET Enable Ack Status (AGT84_PFET_EN_ACK_STS) Same description as bit 0. |
| 19 | 0h | RO/V | Audio PFET Enable Ack Status (AGT83_PFET_EN_ACK_STS) Same description as bit 0. |
| 18 | 0h | RO/V | Audio PFET Enable Ack Status (AGT82_PFET_EN_ACK_STS) Same description as bit 0. |
| 17 | 0h | RO/V | Audio PFET Enable Ack Status (AGT81_PFET_EN_ACK_STS) Same description as bit 0. |
| 16 | 0h | RO/V | P2SB PFET Enable Ack Status (AGT80_PFET_EN_ACK_STS) Same description as bit 0. |
| 15 | 0h | RO/V | PSF PFET Enable Ack Status (AGT79_PFET_EN_ACK_STS) Same description as bit 0. |
| 14:12 | 0h | RO | Reserved |
| 11 | 0h | RO/V | TCSS PFET Enable Ack Status (AGT75_PFET_EN_ACK_STS) Same description as bit 0. |
| 10 | 0h | RO | Reserved |
| 9 | 0h | RO/V | PMC PFET Enable Ack Status (AGT73_PFET_EN_ACK_STS) Same description as bit 0. |
| 8 | 0h | RO/V | THC1 PFET Enable Ack Status (AGT72_PFET_EN_ACK_STS) Same description as bit 0. |
| 7 | 0h | RO/V | THC0 PFET Enable Ack Status (AGT71_PFET_EN_ACK_STS) Same description as bit 0. |
| 6 | 0h | RO/V | Thunderbolt LSX PFET Enable Ack Status (AGT70_PFET_EN_ACK_STS) Same description as bit 0. |
| 5:1 | 0h | RO | Reserved |
| 0 | 0h | RO/V | PSF PFET Enable Ack Status (AGT64_PFET_EN_ACK_STS) 0 - PFET is turned ON |