Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

How to configure MSI interrupt

Hi, For PCIe Hard IP, how to setup/configure MSI interrupts? For example, I have DMA read and DMA write transactions, setting up through descriptors. At the last PTR, it sends MSI interrupts....
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

The multiple MSI input signals will eventually OR to become a single MSI interrupt.

It can't be configure to different message IDs.