Initialize DoubleFault and NonMaskableInterrupt TSS entries

xtoskrnl/includes/arpfuncs.h

@@ -28,6 +28,10 @@ XTAPI
 VOID
 ArpInitializeTss(IN PKPROCESSOR_BLOCK ProcessorBlock);
 
+XTAPI
+VOID
+ArpSetDoubleFaultTssEntry(IN PKPROCESSOR_BLOCK ProcessorBlock);
+
 XTAPI
 VOID
 ArpSetGdtEntry(IN PKGDTENTRY Gdt,
@@ -38,4 +42,8 @@ ArpSetGdtEntry(IN PKGDTENTRY Gdt,
                IN UCHAR Dpl,
                IN UCHAR SegmentMode);
 
+XTAPI
+VOID
+ArpSetNonMaskableInterruptTssEntry(IN PKPROCESSOR_BLOCK ProcessorBlock);
+
 #endif /* __XTOSKRNL_ARPFUNCS_H */

xtoskrnl/includes/i686/globals.h

@@ -24,4 +24,8 @@ EXTERN KPROCESSOR_BLOCK ArInitialProcessorBlock;
 /* Initial TSS */
 EXTERN KTSS ArInitialTss;
 
+/* Double Fault and NMI task gates */
+EXTERN UCHAR ArpDoubleFaultTss[KTSS_IO_MAPS];
+EXTERN UCHAR ArpNonMaskableInterruptTss[KTSS_IO_MAPS];
+
 #endif /* __XTOSKRNL_I686_GLOBALS_H */