Cleanup xtldr code as it no longer need to initialize CPU structures

xtldr/modules/xtos/includes/xtos.h

@@ -28,22 +28,6 @@ EFI_STATUS
 XtpBootSequence(IN PEFI_FILE_HANDLE BootDir,
                 IN PXT_BOOT_PROTOCOL_PARAMETERS Parameters);
 
-XTCDECL
-VOID
-XtpInitializeGdtEntry(IN PKGDTENTRY Gdt,
-                      IN USHORT Selector,
-                      IN ULONGLONG Base,
-                      IN ULONG Limit,
-                      IN UCHAR Type,
-                      IN UCHAR Dpl,
-                      IN UCHAR SegmentMode);
-
-XTCDECL
-EFI_STATUS
-XtpInitializeDescriptors(IN PLIST_ENTRY MemoryMappings,
-                         IN PVOID *VirtualAddress,
-                         OUT PKGDTENTRY *Gdt,
-                         OUT PKIDTENTRY *Idt);
 
 XTCDECL
 EFI_STATUS
@@ -58,18 +42,6 @@ XtpLoadModule(IN PEFI_FILE_HANDLE BootDir,
               IN LOADER_MEMORY_TYPE MemoryType,
               OUT PPECOFF_IMAGE_CONTEXT *ImageContext);
 
-XTCDECL
-VOID
-XtpLoadProcessorContext(IN PKGDTENTRY Gdt,
-                        IN PKIDTENTRY Idt);
-
-XTCDECL
-EFI_STATUS
-XtpSetProcessorContext(IN PLIST_ENTRY MemoryMappings,
-                       IN PVOID *VirtualAddress,
-                       OUT PKGDTENTRY *Gdt,
-                       OUT PKIDTENTRY *Idt);
-
 XTCDECL
 EFI_STATUS
 BlXtLdrModuleMain(IN EFI_HANDLE ImageHandle,