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Altera_Forum
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10 years ago

MSI-X Interrupt is not generating on Cycleon V FPGA board

I am working on X86 PCIe Linux Driver to implement MSI-X Interrupt on Cycleon V FPGA board with reference design taken from Qsys. I have followed below steps in linux driver to enable MSI-X ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

Hi.

I have problem with MSI/MSI-X interrupts, only one interrupt works.

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2) Executed pci_enable_msix with total number of 4 vectors which is successfully enabled without any fail-case.

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What number is passed from function? I can not get zero number from this function. Any other number means error.