13th Generation Intel® Core™ Processor Datasheet, Volume 2 of 2
| ID | Date | Version | Classification |
|---|---|---|---|
| 764981 | 07/13/2023 | Public |
D7:F0-3 Thunderbolt PCI Express* Controller Registers Registers
This chapter documents the registers of the Thunderbolt PCIe devices.
The Thunderbolt device contains multiple PCIe controller devices:
• Bus 0, Device 7, Function 0 (TBT_PCIe0)
• Bus 0, Device 7, Function 1 (TBT_PCIe1)
• Bus 0, Device 7, Function 2 (TBT_PCIe2)
• Bus 0, Device 7, Function 3 (TBT_PCIe3)
The specified function number assignment is applicable under a single segment PCIe configuration space programming. Please refer to Volume 1 of this document for other programming options.
Note: Register default values are taken from device TBT_PCIe0 only. Consult Volume 1 of this document for Device IDs.
| Offset | Size (Bytes) | Register Name (Register Symbol) | Default Value |
|---|---|---|---|
| 0h | 4 | 00000000h | |
| 4h | 2 | 0000h | |
| 6h | 2 | 0000h | |
| 8h | 4 | 00000000h | |
| Ch | 1 | 00h | |
| Dh | 1 | 00h | |
| Eh | 1 | 00h | |
| 18h | 4 | 00000000h | |
| 1Ch | 2 | 0000h | |
| 1Eh | 2 | 0000h | |
| 20h | 4 | 00000000h | |
| 24h | 4 | 00000000h | |
| 28h | 4 | 00000000h | |
| 2Ch | 4 | 00000000h | |
| 34h | 1 | 00h | |
| 3Ch | 2 | 0000h | |
| 3Eh | 2 | 0000h | |
| 40h | 2 | 0000h | |
| 42h | 2 | 0000h | |
| 44h | 4 | 00000000h | |
| 48h | 2 | 0000h | |
| 4Ah | 2 | 0000h | |
| 4Ch | 4 | 00000000h | |
| 50h | 2 | 0000h | |
| 52h | 2 | 0000h | |
| 54h | 4 | 00000000h | |
| 58h | 2 | 0000h | |
| 5Ah | 2 | 0000h | |
| 5Ch | 2 | 0000h | |
| 60h | 4 | 00000000h | |
| 64h | 4 | 00000000h | |
| 68h | 2 | 0000h | |
| 6Ah | 2 | 0000h | |
| 6Ch | 4 | 00000000h | |
| 70h | 2 | 0000h | |
| 72h | 2 | 0000h | |
| 74h | 4 | 00000000h | |
| 78h | 2 | 0000h | |
| 7Ah | 2 | 0000h | |
| 80h | 2 | 0000h | |
| 82h | 2 | 0000h | |
| 84h | 4 | 00000000h | |
| 88h | 2 | 0000h | |
| 90h | 2 | 0000h | |
| 94h | 4 | 00000000h | |
| A0h | 2 | 0000h | |
| A2h | 2 | 0000h | |
| A4h | 4 | 00000000h | |
| 100h | 4 | 00000000h | |
| 104h | 4 | 00000000h | |
| 108h | 4 | 00000000h | |
| 10Ch | 4 | 00000000h | |
| 110h | 4 | 00000000h | |
| 114h | 4 | 00000000h | |
| 118h | 4 | 00000000h | |
| 11Ch | 4 | 00000000h | |
| 120h | 4 | 00000000h | |
| 124h | 4 | 00000000h | |
| 128h | 4 | 00000000h | |
| 12Ch | 4 | 00000000h | |
| 130h | 4 | 00000000h | |
| 134h | 4 | 00000000h | |
| 150h | 4 | 00000000h | |
| 154h | 4 | 00000000h | |
| 158h | 4 | 00000000h | |
| 200h | 4 | 00000000h | |
| 204h | 4 | 00000000h | |
| 208h | 4 | 00000000h | |
| 20Ch | 4 | 00000000h | |
| 220h | 4 | 00000000h | |
| 224h | 2 | 0000h | |
| 226h | 2 | 0000h | |
| 284h | 4 | 00000000h | |
| 288h | 4 | 00000000h | |
| 28Ch | 2 | 0000h | |
| 28Eh | 2 | 0000h | |
| 290h | 4 | 00000000h | |
| 294h | 4 | 00000000h | |
| 29Ah | 2 | 0000h | |
| 29Ch | 4 | 00000000h | |
| 2A0h | 4 | 00000000h | |
| 2A6h | 2 | 0000h | |
| A00h | 4 | 00000000h | |
| A04h | 2 | 0000h | |
| A06h | 2 | 0000h | |
| A08h | 2 | 0000h | |
| A0Ah | 2 | 0000h | |
| A0Ch | 4 | 00000000h | |
| A10h | 4 | 00000000h | |
| A14h | 4 | 00000000h | |
| A18h | 4 | 00000000h | |
| A1Ch | 4 | 00000000h | |
| A20h | 4 | 00000000h | |
| A24h | 4 | 00000000h | |
| A28h | 4 | 00000000h | |
| A2Ch | 4 | 00000000h | |
| A30h | 4 | 00000000h | |
| A34h | 4 | 00000000h | |
| A38h | 4 | 00000000h | |
| A3Ch | 4 | 00000000h | |
| A40h | 4 | 00000000h | |
| A44h | 4 | 00000000h | |
| A48h | 4 | 00000000h | |
| A4Ch | 4 | 00000000h | |
| A50h | 4 | 00000000h | |
| A54h | 4 | 00000000h | |
| A58h | 4 | 00000000h | |
| A90h | 4 | 00000000h | |
| A94h | 4 | 00000000h | |
| A98h | 4 | 00000000h | |
| BA0h | 4 | 00000000h | |
| BA4h | 4 | 00000000h | |
| BA8h | 4 | 00000000h | |
| BACh | 4 | 00000000h | |
| BB0h | 4 | 00000000h | |
| BB4h | 4 | 00000000h | |
| BB8h | 4 | 00000000h | |
| BBCh | 4 | 00000000h | |
| BC0h | 4 | 00000000h |