
Advanced Error Reporting (AER) Enhanced Capability Header Register
Table 5-24: AER Enhanced Capability Header Register - 0x140 (ARI supported) or 0x100 (ARI not
supported)
Bits Register Description Default Value Access
[15:0] PCI Express Extended Capability ID 0x000E RO
[19:16] Capability Version 1 RO
[31:20] Next Capability Pointer: Points to AER Capability. Its value is
depends on SR-IOV support, the number of VFs associated with
this PF, and the data rate:
• If SR-IOV support is enabled and at least one VF is attached to
this function, AER Next Cap = 0x180, which points to SR-IOV
Capability.
• Else if Gen3, AER Next Cap pointer = 0x200 which points to
Secondary PCI Express Capability.
• Otherwise, AER Next Pointer = NULL.
0x500 RO
5-16
Advanced Error Reporting (AER) Enhanced Capability Header Register
UG-01097_sriov
2014.12.15
Altera Corporation
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