PCIe Devices - PLX Technology
PCIe Devices - PLX Technology
PCIe Devices - PLX Technology
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<strong>PCIe</strong> Device and Bridge Processing<br />
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PCI bridge processing is based on ordering rules<br />
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Based on transaction type<br />
– Rules on how, when, and if READ can pass WRITE operations<br />
– Which transactions are buffered or posted in the bridge<br />
– Whether operations can be combined or collapsed<br />
All transactions processed equally based on ordering rules<br />
Transmit Buffer<br />
TLP Read<br />
TLP Write<br />
DLLP<br />
PM Message<br />
Queued Packets<br />
Which packet goes first ???<br />
Copyright by Dashcourses, Inc. 2009<br />
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