Error reporting – Altera Stratix V Avalon-ST User Manual

Page 30

Advertising
background image

Parameter

Possible

Values

Default

Value

Description

Extended

tag support

On/Off

On

When enabled, the Application Layer supports up to 256 tags

for non-posted requests. When disabled, the Application Layer

supports up to 32 tags. The Hard IP with SR-IOV support

disables tag checking. Consequently, the Application Layer

must implement Completion tag checking.

Error Reporting

Parameter

Possible

Values

Description

Track Receive Completion Buffer

Overflow

On/Off You can use this status bit as an additional check to

complement the soft logic that tracks space in the RX

completion buffer. It is useful because the Endpoint RX

Completion buffer must advertise infinite credits for RX

Completions.

Error Reporting

Table 3-5: Error Reporting

Parameter

Value

Default Value

Description

Advanced

error

reporting

(AER)

On/Off

Off

When On, enables the Advanced Error Reporting (AER)

capability.

Enable

ECRC

checking

On/Off

Off

When On, enables ECRC checking. Sets the read-only

value of the ECRC check capable bit in the

Advanced

Error Capabilities and Control Register

. This

parameter requires you to enable the AER capability.

Enable

ECRC

generation

On/Off

Off

When On, enables ECRC generation capability. Sets the

read-only value of the ECRC generation capable bit in

the

Advanced Error Capabilities and Control

Register

. This parameter requires you to enable the

AER capability.

Enable

ECRC

forwarding

on the

Avalon-ST

interface

On/Off

Off

When On, enables ECRC forwarding to the Application

Layer. On the Avalon-ST RX path, the incoming TLP

contains the ECRC dword

(1)

and the

TD

bit is set if an

ECRC exists. On the transmit the TLP from the Applica‐

tion Layer must contain the ECRC dword and have the

TD

bit set.

3-10

Error Reporting

UG-01097_sriov

2014.12.15

Altera Corporation

Parameter Settings

Send Feedback

Advertising