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Altera_Forum
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13 years ago

Transaction Reordeingr Feature in Altera's PCI Express Application Interface/DMA

Hi, I am using the Altera's free application interface /DMA that comes with PCI Express core. I want to know whether this DMA has completion reordering feature or not? I used my hardware setup ...
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Altera_Forum
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13 years ago

I'd guess that the fpga generates the TLP in address order, however the PC end might generate terminations in a different order from which the requests are generated.

Even snooping the cpu data cache could make a difference.