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Altera_Forum
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11 years ago

How to export Qsys interrupt connections

Hello, I am using Altera Cyclone V SoC and have system connected in Qsys. I need some way to export interrupt connections in Qsys so that I can load it in when I build a driver to know mapping ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

For NIOS, and I presume the same will be true for SoC stuff, I just exported the IRQ input just like any other conduit. Then connected all senders to it in the next block up.

If you want to export it completely from Qsys, you can use an "IRQ Bridge" (in "Basic Functions\Bridges\Interrupt\" or something like that) which allows you to select the width of your conduit (how many interrupts), and then gives you an appropriate number of IRQ lines which you can connect and number in Qsys.