Intel® Arria® 10 Avalon® Streaming with SR-IOV IP for PCIe* User Guide

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ID 683686
Date 1/11/2022
Public
Document Table of Contents

6.16.8. Secondary PCI Express Extended Capability Header

Table 86.  Secondary PCI Express Extended Capability Header - 0x280

Bits

Register Description

Default Value

Access

[15:0]

PCI Express Extended Capability ID.

0x0019

RO

[19:16]

Capability Version.

0x1

RO

[31:20] Next Capability Pointer. The following values are possible:
  • If TPH Requester Capability is supported by the Function, its Next Capability = TPH Requester, 0x300.
  • Otherwise, if the ATS Capability is supported by the Function, its Next Capability = ATS, 0x3C0.
  • In all other cases: Next Capability = 0.
0x240, 0x280, or 0 RO

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