L-tile and H-tile Avalon® Memory-mapped Intel® FPGA IP for PCI Express* User Guide

ID 683667
Date 9/26/2022
Public

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7.1.4. Intel Defined VSEC Capability Header

The figure below shows the address map and layout of the Intel defined VSEC Capability.
Figure 56. Vendor-Specific Extended Capability Address Map and Register Layout
Table 54.   Intel-Defined VSEC Capability Header - 0xB80

Bits

Register Description

Default Value

Access

[31:20] Next Capability Pointer: Value is the starting address of the next Capability Structure implemented. Otherwise, NULL. Variable RO

[19:16]

Version. PCIe specification defined value for VSEC version. 1

RO

[15:0]

PCI Express Extended Capability ID. PCIe specification defined value for VSEC Capability ID. 0x000B

RO