Forum Discussion

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

FPGA to HPS interrupts

Hi, I'm trying to interrupt HPS from FPGA. I'm generating interrupts from the slave on the FPGA which I can see it on the signal tap. I'm checking for interrupts in Linux using 'cat /pro...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

Thanks for reply!

After reading your comment I increased the width of my interrupt and surely HPS is catching the interrupts now. So, I can conclude GIC in the HPS is setup to be level sensitive and was missing my interrupts edge. I didn't find any documentation on how to setup GIC to be level or edge sensitive. Could you please tell me how to do this or give me a link where this is discussed.

Thanks,

Karthik.