Nios® II Software Developer Handbook

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

9.5.3.3. Interrupt Funnels for Internal Interrupt Controllers

HAL Hardware Interrupt Funnel for the Internal Interrupt Controller

The HAL provides the following interrupt funnels:

  • Shadow register set, pre-emption disabled
  • Shadow register set, pre-emption enabled
  • Nonmaskable interrupt

For more information, refer to the “Using Interrupt Funnels” chapter.