12th Generation Intel® Core™ Processors Datasheet Volume 2 of 2
| ID | Date | Version | Classification |
|---|---|---|---|
| 767625 | 07/13/2023 | Public |
Link Control (LCTL_0_0_0_DMIBAR) – Offset 88
Allows control of PCI Express link.
| Bit Range | Default | Access | Field Name and Description |
|---|---|---|---|
| 15:10 | 0h | RO | Reserved |
| 9 | 0x0 | RO | Hardware Autonomous Width Disable (HAWD) OPI: Not available |
| 8 | 0h | RO | Reserved |
| 7 | 0x0 | RW | Extended Sync (ES) OPI: Not available |
| 6 | 0h | RO | Reserved |
| 5 | 0x0 | RO | Retrain Link (RL) 0: Normal operation. |
| 4:2 | 0h | RO | Reserved |
| 1:0 | 0x0 | RO | Active State PM (ASPM) Controls the level of active state power management supported on the given link. |