# CARD_GetCacheFlushThreshold

## Syntax

  `#include <nitro/card.h>`
  `void CARD_GetCacheFlushThreshold(u32 *icache, u32 *dcache);`

## Arguments

icache | Pointer to the location where the threshold for flushing the instruction cache should be stored. When this is unnecessary, `NULL` can be specified.
dcache | Pointer to the location where the threshold for flushing the data cache should be stored. When this is unnecessary, `NULL` can be specified.

## Return Values

None.

## Description

Gets the threshold value for switching the method used to invalidate the cache when DMA transfer is required inside the library. For details, see the description of the `CARD_SetCacheFlushThreshold` function.

## See Also

`CARD_SetCacheFlushThreshold`

## Revision History

2007/05/16 Initial version.

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