Nios® V Processor Software Developer Handbook

ID 743810
Date 2/14/2023
Public

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Document Table of Contents

12.1.1.43. alt_irq_init()

Prototype

void alt_irq_init (void* base)

Commonly Called By

C/C++ programs

Thread-safe

Yes.

Available from ISR

Yes.

Include

<sys/alt_irq.h>

Description

The alt_irq_init() function calls the initialization macros for all interrupt controllers in the system at config time, before any other non-interrupt controller driver is initialized. The base parameter is ignored and only present for backwards-compatibility. Intel recommended that NULL is passed in for the base parameter.

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