Teledyne-lecroy PETracer ProtoSync Software User Manual Manual do Utilizador descarregar pdf (Página 42)

Chapter 4: Reading CATC Traces PETracer Software User Manual

36 Teledyne LeCroy

AHCI

AHCIleveldecodedisplaysAHCItransactions.PETracerdecodesthe

storagecommandsstartingfromlowerTransactionLayerdecodes.Inthecase

ofAHCI,itwilldecodefirstthePacketLevel,thentheLinkTransactionlevel,

thentheSplitTransactionLevelandfinallytheAHCIdecodelevel.

Note: The trace must contain the device enumeration sequence so the decoding

picks up the associated base addresses and AHCI transactions can be

properly decoded. If the enumeration sequence is not available the base

addresses must be manually entered in the PCIe SSD Configuration dialog

from the Tools menu.

ATA

ATAleveldecodedisplaysATAtransactions.PETracerdecodesthestorage

commandsstartingfromlowerTransactionLayerdecodes.InthecaseofATA,it

willdecodefirstthePacketLevel,thentheLinkTransactionlevel,thentheSplit

TransactionLevel,thenAHCIlevelandfinallytheATAdecodelevel.

Note: The trace must contain the device enumeration sequence so the decoding picks

up the associated base addresses and ATA transactions can be properly

decoded. If the enumeration sequence is not available the base addresses must

be manually entered in the PCIe SSD Configuration dialog from the Tools menu.

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Teledyne-lecroy PETracer ProtoSync Software User Manual Manual do Utilizador Página 42