MdePkg/Library/BaseLib/Ia32/Mwait.c File Reference


Functions

UINTN EFIAPI AsmMwait (IN UINTN RegisterEax, IN UINTN RegisterEcx)

Detailed Description

AsmMwait function

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Function Documentation

UINTN EFIAPI AsmMwait ( IN UINTN  RegisterEax,
IN UINTN  RegisterEcx 
)

Executes an MWAIT instruction.

Executes an MWAIT instruction with the register state specified by Eax and Ecx. Returns Eax. This function is only available on IA-32 and x64.

Parameters:
RegisterEax The value to load into EAX or RAX before executing the MONITOR instruction.
RegisterEcx The value to load into ECX or RCX before executing the MONITOR instruction.
Returns:
RegisterEax

References eax, ecx, and mov.


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