Inside Macintosh: Memory /

Chapter 4 - Memory Management Utilities / Memory Management Utilities Reference

Routines / Manipulating the Processor Caches

SwapDataCache

You can use the SwapDataCache function to enable or disable the data cache.

FUNCTION SwapDataCache (cacheEnable: Boolean): Boolean;

cacheEnable

The desired state of the data cache.

DESCRIPTION

The SwapDataCache function enables or disables the data cache, depending on whether the cacheEnable parameter is set to TRUE or FALSE. On exit, SwapDataCache returns the previous state of the data cache.

ASSEMBLY-LANGUAGE INFORMATION

The trap macro and routine selector for SwapDataCache are

Trap macro	Selector
_HWPriv	$0002