Receive FTS Count Register @0x204
This register contains the FTS count values received from the link partner during link training for use at the 5 GT/s, 8 GT/s, and 16 GT/s speeds. These values determine the number of Fast Training Sequences transmitted by the Controller when it exits the L0s link power state.
| Bits | SW | Name | Description | Reset |
|---|---|---|---|---|
| 7:0 | R | Received FTS Count for 5GT/s Speed [RFC5S] | FTS count received from the other side during link training for use at the 5 GT/s link speed. The Controller transmits this many FTS sequenceswhile exiting the L0S state, when operating at the 5 GT/s speed. | 0x0 |
| 15:8 | R | Received FTS Count for 8GT/s Speed [RFC8S] | FTS count received from the other side during link training for use at the 8 GT/s link speed. The Controller transmits this many FTS sequenceswhile exiting the L0S state, when operating at the 8 GT/s speed. | 0x0 |
| 23:16 | R | Received FTS Count for 16GT/s Speed [RFC16S] | FTS count received from the other side during link training for use at the 16 GT/s link speed. The Controller transmits this many FTS sequences while exiting the L0S state, when operating at the 16 GT/s speed. | 0x0 |
| 31:24 | R | Reserved [R24] | Reserved | 0x0 |