INT64 __stdcall IommuInitializeLibrary(){
IommupSystemContextListLock = 0i64;
qword_140C48A88 = (__int64)&IommupSystemContextListHead;
IommupSystemContextListHead = &IommupSystemContextListHead;
if( HalpHvIommu )
IommupHvInitializeLibrary();
return 0i64;
}