Nios® V Processor Software Developer Handbook

ID 743810
Date 10/31/2022
Public

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Document Table of Contents

12.1.1.4. alt_dcache_flush_all()

Prototype

void alt_dcache_flush_all (void)

Commonly Called By

C/C++ programs

Device drivers

Thread-safe

Yes.

Available from ISR

Yes.

Include

<sys/alt_cache.h>

Description

The alt_dcache_flush_all() function flushes, that is, writes back dirty data and then invalidates, the entire contents of the data cache.

In processors without data caches, it has no effect.

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