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

ID 683686
Date 9/12/2024
Public
Document Table of Contents

6.11. Uncorrectable Error Severity Register

If a severity bit is 0, the core reports a Fatal error to the Root Port. If a severity bit is 1, the core reports a Non-Fatal error to the Root Port.

Table 68.  Uncorrectable Error Severity Register - 0x10C

Bits

Register Description

Default Value

Access

[31:21]

Reserved

0

RO

[20] Unsupported Request Received 0

RW

[19] ECRC Error Detected 0

RW

[18] Malformed TLP Received 1

RW

[17] Receiver Overflow 1

RW

[16]

Unexpected Completion was received

0

RW

[15]

Completer Abort (CA) was transmitted

0

RW

[14]

Completion Timeout

0

RW

[13]

Flow Control protocol error

1

RW

[12]

Poisoned TLP

0

RW

[11:6] Reserved 0 RO
[5] Surprise Down Error 0 RO

[4]

Data Link Protocol error

1

RW

[3:0]

Reserved

0

RO