PM7311 pmc-sierra, PM7311 Datasheet - Page 94

• Manufacturer Part Number: PM7311
• Description: Freedm 84a1024l Assp Telecom Standard Datasheet
• Manufacturer: pmc-sierra

Proprietary and Confidential to PMC-Sierra, Inc., and for its customers’ internal use.
Document No.: PMC-2021832, Issue 2
10.9.16
Performance Monitor
The Performance Monitor block (PM) contains the HDLC channel counters plus a series of error
registers. The HDLC channel counters include:
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In addition a number of error conditions are tracked on a per HDLC channel basis:
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Additionally, the PM-12 block contains global error counters track performance of various
aspects of the FREEDM 84A1024L.These include:
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Bytes received per HDLC channel
Bytes transmitted per HDLC channel
Total datagrams received
Total datagrams transmitted
Bytes discarded from excess small datagrams
Bytes discarded of Chunk Buffer allocation exceeded events
Erred HDLC Frames
Tx HDLC framing aborts
Rx HDLC framing aborts
Small Datagrams discarded events
Chunk Buffer allocation exceeded events
Number of lost fragment events.
Partial Packet overruns
Partial Packet underruns
Number of tiny Packets (min HDLC length)
Number of excessive fragments per packet/frame events
Number of unexpected sequence number events
Number of bytes received with non-octet aligned errors
Number of bytes received with MRU exceeded
Number of bytes received with abort errors
Number of bytes received with FCS errors
Number of bytes received with partial packet overrun
Number of bytes received with unexpected sequence number
Number of bytes received with unsupported header format
FREEDM 84A1024L ASSP Telecom Standard Product Data Sheet
Released
94