| Field Name | Bits | Type | Reset Value | Description |
|---|
| Reserved | 63:29 | razRead as zero | 0x0 | reserved |
| pmu_event3_id | 28:24 | rwNormal read/write | 0x0 | CXLA PMU Event 3 ID; see pmu_event0_id for encodings |
| Reserved | 23:21 | razRead as zero | 0x0 | reserved |
| pmu_event2_id | 20:16 | rwNormal read/write | 0x0 | CXLA PMU Event 2 ID; see pmu_event0_id for encodings |
| Reserved | 15:13 | razRead as zero | 0x0 | reserved |
| pmu_event1_id | 12:8 | rwNormal read/write | 0x0 | CXLA PMU Event 1 ID; see pmu_event0_id for encodings |
| Reserved | 7:5 | razRead as zero | 0x0 | reserved |
| pmu_event0_id | 4:0 | rwNormal read/write | 0x0 | CXLA PMU Event 0 ID 5h00: No event 5h01: RX TLP for Link 0 5h02: RX TLP for Link 1 5h03: RX TLP for Link 2 5h04: TX TLP for Link 0 5h05: TX TLP for Link 1 5h06: TX TLP for Link 2 5h07: RX CXS for Link 0 5h08: RX CXS for Link 1 5h09: RX CXS for Link 2 5h0A: TX CXS for Link 0 5h0B: TX CXS for Link 1 5h0B: TX CXS for Link 2 5h0D: Average RX TLP size in DWs 5h0E: Average TX TLP size in DWs 5h0F: Average RX TLP size in CCIX messages 5h10: Average TX TLP size in CCIX messages 5h11: Average size of RX CXS in DWs within a beat 5h12: Average size of TX CXS in DWs within a beat 5h13: TX CXS link credit backpressure 5h14: RX TLP buffer full and backpressured 5h15: TX TLP buffer full and backpressured 5h16: Average latency to process an RX TLP 5h17: Average latency to form a TX TLP |