TPH Requester Extended Capability Header Register @0x274
This location contains the PCI Express Extended Capability ID for Transaction Processing Hints (TPH) Requester Capability, its capability version, and the pointer to the next capability block.
| Bits | SW | Name | Description | Reset |
|---|---|---|---|---|
| 15:0 | R | PCI Express Extended Capability ID [PECID] | This field is hardwired to the Capability ID assigned by PCI SIG to the TPH Requester Capability. | 0x0017 |
| 19:16 | R | Capability Version [CV] | Specifies the SIG assigned value for the version of the capability structure. This field is set by default to 1, but can be modified independently for each PF from the local management bus. | 0x1 |
| 31:20 | R | Next Capability Offset [NCO] | Indicates offset to the next PCI Express capability structure. The default next pointer value is dynamic and is dependent on whether the strap or LMI bits are set. | 12'h300 |