PiDmaGuardInitialize

INT64 __fastcall PiDmaGuardInitialize(INT64 a1){
  INT64 result; 
  result = 0i64;
  switch( (_DWORD)a1 )
  {
    case 0:
      return PipDmgInitPhaseZero();
    case 1:
      if( PipDmaGuardPolicy )
        PipCslUnlockCallback = (__int64(*)(void))PipDmgConsoleUnlockCallback;
      break;
    case 2:
      return PipDmgInitPhaseTwo();
    default:
      __fastfail(5u);
  }
  return result;
}

Referenced by:

IopInitializePlugPlayServices
PnpBootPhaseComplete