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did anyone have ever use the fpga to send the msi interrupt

Altera_Forum
Honored Contributor I
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did anyone have ever use the fpga to send the msi interrupt,why i read the Message Upper Address,Message Lower Address,Message Data register at first,they are all 0,and then i configure these register in the isr enable callback function,i configure Upper Address register to be FEE00008,Message Data egister to be00000001.and i ask if the MessageID is 1 in the isr callback function,but it seems that the MSI interrupt is not received.why?

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