KiNmiInterruptStart

VOID __fastcall KiNmiInterruptStart(UINT64 a1, UINT64 a2, UINT64 a3, UINT64 a4, INT64 a5, INT64 a6, INT64 a7, INT64 a8){
  unsigned __int64 v8; 
  unsigned __int64 v9; 
  unsigned __int64 v10; 
  _M128A v11; 
  _M128A v12; 
  _M128A v13; 
  _M128A v14; 
  _KTRAP_FRAME *__shifted(_KTRAP_FRAME,0x80) TrapFrame; 
  bool v16; 
  unsigned __int32 v17; 
  char *v18; 
  int v19; 
  int v20; 
  unsigned __int64 v21; 
  _M128A v22; 
  _M128A v23; 
  __int64 v24; 
  unsigned __int8 CurrentIrql; 
  unsigned __int8 v26; 
  _KTHREAD *CurrentThread; 
  INT64 R9; 
  INT64 R8; 
  INT64 Rdx; 
  INT64 Rcx; 
  void *retaddr; 
  __int16 v34; 
  int v35; 
  void *v36; 
  __int16 v37; 
  TrapFrame = KeGetTrapFrame();
  ADJ(TrapFrame)->ExceptionActive = 0;
  ADJ(TrapFrame)->Rax = v8;
  ADJ(TrapFrame)->Rcx = a1;
  ADJ(TrapFrame)->Rdx = a2;
  ADJ(TrapFrame)->R8 = a3;
  ADJ(TrapFrame)->R9 = a4;
  ADJ(TrapFrame)->R10 = v9;
  ADJ(TrapFrame)->R11 = v10;
  if( (ADJ(TrapFrame)->SegCs & 1) == 0 )
  {
    ADJ(TrapFrame)->GsBase = __readmsr(0xC0000101);
    v17 = __segmentlimit(0x50u);
    if( v16 )
    {
      v20 = (v17 & 0x3FF) << 6;
      v19 = v17 >> 14;
    }
    else
    {
      if( !KUSER_SHARED_DATA.ProcessorFeatures[32] )
      {
        __sgdt(&ADJ(TrapFrame)->Xmm0);
        v18 = *(char **)(*(unsigned __int64 *)((char *)&ADJ(TrapFrame)->Xmm0.Low + 2) - 8000);
LABEL_8:
        __writemsr(0xC0000101, (unsigned __int64)v18);
        v21 = __readcr2();
        ADJ(TrapFrame)->FaultAddress = v21;
        KiSetSpecCtrlNmi();
        goto LABEL_13;
      }
      __asm { rdtscp }
      v19 = 1;
      v20 = 805306432;
    }
    v18 = (char *)*(&KiProcessorBlock + (unsigned int)KiProcessorNumberToIndexMappingTable[v20 | v19]) - 384;
    goto LABEL_8;
  }
  if( (KiKvaShadow & 1) == 0 )
    __swapgs();
  _mm_lfence();
  KiSetSpecCtrlNmi();
  v16 = (*(_BYTE *)(v24 + 3) & 3) == 0;
  LOWORD(ADJ(TrapFrame)->Dr7) = 0;
  if( !v16 )
    KiSaveDebugRegisterState();
LABEL_13:
  ADJ(TrapFrame)->MxCsr = _mm_getcsr();
  _mm_setcsr(*((_DWORD *)KeGetPcr() + 96));
  ADJ(TrapFrame)->Xmm0 = v11;
  ADJ(TrapFrame)->Xmm1 = v12;
  ADJ(TrapFrame)->Xmm2 = v13;
  ADJ(TrapFrame)->Xmm3 = v14;
  ADJ(TrapFrame)->Xmm4 = v22;
  ADJ(TrapFrame)->Xmm5 = v23;
  if( *((_BYTE *)KeGetPcr() + 32794) )
    KeWakeProcessor();
  if( (unsigned __int64)&ExpInterlockedPopEntrySListResume < ADJ(TrapFrame)->Rip
    && (unsigned __int64)&ExpInterlockedPopEntrySListEnd >= ADJ(TrapFrame)->Rip )
  {
    KiCheckForSListAddress(ADJ(TrapFrame));
  }
  __incgsdword(0x8000u);
  if( (_BYTE)KeSmapEnabled )
    __clac();
  CurrentIrql = KeGetCurrentIrql();
  __writecr8(0xFui64);
  ADJ(TrapFrame)->PreviousIrql = CurrentIrql;
  KiMcheckFastForward(ADJ(TrapFrame));
  v26 = _bittestandset16(MK_FP(__GS__, 32102i64), 0);
  if( v26
    || (ADJ(TrapFrame)->SegCs & 1) == 0
    && (unsigned __int64)KiNmiInterruptStart <= ADJ(TrapFrame)->Rip
    && (unsigned __int64)&KiNmiInterruptEnd > ADJ(TrapFrame)->Rip
    || (unsigned __int64)KiNmiInterruptShadow <= ADJ(TrapFrame)->Rip
    && (unsigned __int64)&KiNmiInterruptShadowEnd > ADJ(TrapFrame)->Rip )
  {
    KiBugCheckDispatch(0x111u, 0i64, 0i64, 0i64);
  }
  KxNmiInterrupt();
  __writegsbyte(0x7D66u, 0);
  __writecr8(ADJ(TrapFrame)->PreviousIrql);
  if( (ADJ(TrapFrame)->SegCs & 1) != 0 )
  {
    if( (_BYTE)KeSmapEnabled )
      __stac();
    CurrentThread = (_ETHREAD *)KeGetCurrentThread();
    if( (*(_DWORD *)CurrentThread & 0x40010000) != 0 && (*((_BYTE *)CurrentThread + 2) & 1) != 0 )
      KiCopyCounters((_KTHREAD *)CurrentThread);
    _mm_setcsr(ADJ(TrapFrame)->MxCsr);
    if( LOWORD(ADJ(TrapFrame)->Dr7) )
      KiRestoreDebugRegisterState();
    R9 = ADJ(TrapFrame)->R9;
    R8 = ADJ(TrapFrame)->R8;
    __writegsbyte(0x853u, ADJ(TrapFrame)->InterruptRetpolineState);
    if( *((_BYTE *)KeGetPcr() + 635) )
      __writemsr(0x48u, ADJ(TrapFrame)->FaultIndicator);
    Rdx = ADJ(TrapFrame)->Rdx;
    Rcx = ADJ(TrapFrame)->Rcx;
    if( (KiKvaShadow & 1) == 0 )
    {
      __swapgs();
      __iretq(retaddr, v34, v35, v36, v37);
    }
  }
  else
  {
    _mm_setcsr(ADJ(TrapFrame)->MxCsr);
    __writegsbyte(0x853u, ADJ(TrapFrame)->InterruptRetpolineState);
    if( *((_BYTE *)KeGetPcr() + 635) )
      __writemsr(0x48u, ADJ(TrapFrame)->FaultIndicator);
    __writemsr(0xC0000101, ADJ(TrapFrame)->GsBase);
    __writecr2(ADJ(TrapFrame)->FaultAddress);
    R9 = ADJ(TrapFrame)->R9;
    R8 = ADJ(TrapFrame)->R8;
    Rdx = ADJ(TrapFrame)->Rdx;
    Rcx = ADJ(TrapFrame)->Rcx;
    if( (KiKvaShadow & 1) == 0 )
      __iretq(retaddr, v34, v35, v36, v37);
  }
  KiKernelIstExit(Rcx, Rdx, R8, R9, a5, a6, a7, a8);
}

Referenced by: