Direct access to the GPU memory over PCIe?

background:TX2 Jetpack4.2 endpoint:Xilinx Fpga
question: I’m use cuda module . Is it possible for the GPU to communicate with third-party devices via PCIE?

If RDMA is what you are asking for, please take a look at

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Hi, vidyas was tested with Jetson AGX Xavier.
This document indicates that gpuDirectRDMA is supported by jetson AGX xavier.
Does gpuDirectRDMA also apply to jetsonTx2?

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I have the same question as him