Nios® V Processor Software Developer Handbook

ID 743810
Date 10/31/2022
Public

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Document Table of Contents

12.1.1.44. alt_irq_pending ()

Prototype

void alt_irq_pending (void)

Commonly Called By

C/C++ programs

Device drivers

Thread-safe

Yes.

Available from ISR

Yes.

Include

<sys/alt_irq.h>

Description

The alt_irq_pending () function returns a bit list of the current pending interrupts. This is used by alt_irq_handler() to determine which registered interrupt handlers should be called. This routine is only available for the Nios® V internal interrupt controller.

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