12th Generation Intel® Core™ Processors Datasheet Volume 2 of 2
ID | Date | Version | Classification |
---|---|---|---|
767625 | 07/13/2023 | Public |
Lane 8 And Lane 9 Equalization Control (L89EC) – Offset A4C
Lane 8 And Lane 9 Equalization Control
Bit Range | Default | Access | Field Name and Description |
---|---|---|---|
31 | 0x0 | RO | Reserved (RSVD_M) Reserved. |
30:28 | 0x7 | RW | Upstream Port Lane 9 Receiver Preset Hint (UPL9RPH) Field contains the Receiver Preset Hint value sent or received during Link Equalization. |
27:24 | 0xF | RW | Upstream Port Lane 9 Transmitter Preset (UPL9TP) Field contains the Transmitter Preset Hint value sent or received during Link Equalization. |
23 | 0h | RO | Reserved |
22:20 | 0x7 | RW | Downstream Port Lane 9 Receiver Preset Hint (DPL9RPH) Receiver Preset Hint may be used as a hint for receiver equalization by this Port when the Port is operating as a Downstream Port. |
19:16 | 0xF | RW | Downstream Port Lane 9 Transmitter Preset (DPL9TP) Transmitter Preset used for equalization by this Port when the Port is operating as a Downstream Port. This field is ignored when the Port is operating as an Upstream Port. |
15 | 0h | RO | Reserved |
14:12 | 0x7 | RW | Upstream Port Lane 8 Receiver Preset Hint (UPL8RPH) Field contains the Receiver Preset Hint value sent or received during Link Equalization. |
11:8 | 0xF | RW | Upstream Port Lane 8 Transmitter Preset (UPL8TP) Field contains the Transmitter Preset Hint value sent or received during Link Equalization. |
7 | 0h | RO | Reserved |
6:4 | 0x7 | RW | Downstream Port Lane 8 Receiver Preset Hint (DPL8RPH) Receiver Preset Hint may be used as a hint for receiver equalization by this Port when the Port is operating as a Downstream Port. |
3:0 | 0xF | RW | Downstream Port Lane 8 Transmitter Preset (DPL8TP) Transmitter Preset used for equalization by this Port when the Port is operating as a Downstream Port. This field is ignored when the Port is operating as an Upstream Port. |