Tuesday, 3 September 2019

linux - PCIe Source And Destination Address for EDMA

I have Designware(Synopsys) PCIe Controller supporting both EP(End-Point) as well as RC(Root Complex) functions.For the implementation scenario, this controller will be configured as EP & RC will be a linux PC.




My case is: I simply want to transfer 4 Bytes from EP(PCIe Controller) to RC(Linux PC).So, what will be the destination address in case of Memory write transaction from EP(PCIe Controller) to RC(Linux PC)? Thanks a lot for any help.

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