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Altera_Forum's avatar
Altera_Forum
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11 years ago

PCIe MSI interrupt sharing problem

Hi, MSI shared for DMA Read and Write. In ISR() routine, checks status to determine read or write completion. Either there is missing MSI or Read completion MSI can be mistaking as Write comple...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

My crystal ball says there is an issue with line 42 of your code.... That's about as helpful as I can be with the information you have provided.

Is this Windows? Linux? Something Else? What is in your interrupt routine?