Nios® II Software Developer Handbook

ID 683525
Date 8/28/2023
Public
Document Table of Contents

9.5.3. Hardware Interrupt Funnel

The configuration of the HAL hardware interrupt funnel depends on the interrupt controller implemented in the Nios® II processor core.
Figure 22. HAL Exception Handling System with the Internal Interrupt Controller
Note: This figure shows the algorithm that the HAL general exception funnel uses to distinguish between hardware interrupts and software exceptions.