WriteMsr64.c

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#include <Library/RegisterFilterLib.h>
 
void
__writemsr (
  unsigned long     Register,
  unsigned __int64  Value
  );
 
#pragma intrinsic(__writemsr)
 
UINT64
EFIAPI
AsmWriteMsr64 (
  IN UINT32  Index,
  IN UINT64  Value
  )
{
  BOOLEAN  Flag;
 
  Flag = FilterBeforeMsrWrite (Index, &Value);
  if (Flag) {
    __writemsr (Index, Value);
  }
 
  FilterAfterMsrWrite (Index, &Value);
 
  return Value;
}