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Altera_Forum's avatar
Altera_Forum
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16 years ago

PCIe TAGs

Hello all. I can't understand how to use TAGs in PCIe. I have a memory papped registers. When I read "read requect" I'm replay with competition with same TAG. When I need a write some data to ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

Thanks for clarifying. Now I understand what you are saying. You shouldn't have to worry about the PC making a request to your PCIe device with the same tag as a request your PCIe card makes to memory. This should be tracked independently.