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11 decoding traffic, Packet, Link – Teledyne LeCroy SimPASS PE PCI Express Software User Manual User Manual

Page 34: Split, Packet link split

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Chapter 5: Reading CATC Traces

SimPASS PE Software User Manual

28

LeCroy Corporation

5.11 Decoding Traffic

The SimPASS PE software has three decode levels:

Packet

Packet level decode

includes all TLP packets, DLLP packets, and all ordered sets.

Link

Link level decode

is composed of TLP packets matched with a corresponding ACK

or NAK coming from the opposite direction.

Split

Split level decode

is composed of two Link transactions, the Request TLP and the

Completion TLP from the other direction.