5 bcm_loopback, Bcm_loopback - 5, At8402 diagnostics running on the carrier – Kontron AT8402 Diagnostics Manual User Manual

Page 13

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AT8402

Diagnostics running on the Carrier

Page 2 - 5

AT8402 CLI Reference Manual

Description

This test will verify the BCM internal memory banks.

Failure impact

BCM-00010004 diagnostic code results of failure of one or more BCM internal
memories. The impact is complete loss of Ethernet functionality.

BCM-00010005 diagnostic code results of failure loading the BCM drivers

BCM shell test

U/A/S|Test| Test |Loop | Run |Pass |Fail | Arguments

| # | Name |Count|Count|Count|Count|

-----+----+-----------------------------+-----+-----+-----+----------

| 50| Memory Fill/Verify | 1| 129| 129| 0| (none)

U/A/S|Test| Test |Loop | Run |Pass |Fail | Arguments

| # | Name |Count|Count|Count|Count|

-----+----+-----------------------+-----+-----+-----+-----+-----------

| 51|Memory Random Addr/Data| 1| 129| 129| 0| (none)

U/A/S|Test| Test |Loop | Run |Pass |Fail | Arguments

| # | Name |Count|Count|Count|Count|

-----+----+-----------------------+-----+-----+-----+-----+----------

| 52|Rand Mem Addr,write all| 1| 129| 129| 0| (none)

2.2.5

BCM_LOOPBACK

Internal loopback test.
Test group:

Diagnostics

Test case:

bcm

Test procedure: BCM_LOOPBACK
Test host:

Carrier

Test IC:

quickturn

Test mode:

normal

Diagnostic code: BCM-00010005, BCM-00010101 - BCM-00010114

Description

The Ethernet interfaces are tested by establising an PHY loopback internal to the

Ethernet PHYs. It will send test patterns and check correct reception of the test-patterns

for each Ethernet interface. The loopback is either through the BCM internal SERDES

PHY for SERDES based links or through the external 1000BaseT PHY.

Diagnostic codes

BCM-00010101

PHY 1 failed

BCM-00010102

PHY 2 failed

BCM-00010103

PHY 3 failed

BCM-00010104

PHY 4 failed

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