Inside Macintosh: Memory /

Chapter 4 - Memory Management Utilities / Memory Management Utilities Reference

Routines / Manipulating the Processor Caches

SwapInstructionCache

You can use the SwapInstructionCache function to enable or disable the
instruction cache.

FUNCTION SwapInstructionCache (cacheEnable: Boolean): Boolean;

cacheEnable

The desired state of the instruction cache.

DESCRIPTION

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

ASSEMBLY-LANGUAGE INFORMATION

The trap macro and routine selector for SwapInstructionCache are

Trap macro	Selector
_HWPriv	$0000