VOID __stdcall Phase1Initialization(PVOID Context){
UINT8 v2;
qword_140D577A0 = KeQueryPerformanceCounter(0i64).QuadPart;
v2 = Phase1InitializationDiscard(Context);
InbvSetProgressBarSubset(0x19ui64, 0x4Bui64);
if( !IoInitSystem((_LOADER_PARAMETER_BLOCK *)Context) )
KeBugCheck(0x69ui64);
Phase1InitializationIoReady(Context, v2);
MmFreeBootDriverInitializationCode();
}