diff --git a/sdk/include/ddk/ioaccess.h b/sdk/include/ddk/ioaccess.h
index d1247302c0a..58fd330fd51 100644
--- a/sdk/include/ddk/ioaccess.h
+++ b/sdk/include/ddk/ioaccess.h
@@ -43,7 +43,7 @@ extern "C" {
 
 #define MEMORY_BARRIER()
 
-#elif defined(_PPC_) || defined(_MIPS_) || defined(_ARM_)
+#elif defined(_PPC_) || defined(_MIPS_) || defined(_ARM_) || defined(_ARM64_)
 
 #define READ_REGISTER_UCHAR(r)      (*(volatile UCHAR * const)(r))
 #define READ_REGISTER_USHORT(r)     (*(volatile USHORT * const)(r))
diff --git a/sdk/include/ndk/arm64/ketypes.h b/sdk/include/ndk/arm64/ketypes.h
index 0a40c32f00f..1b2687382fb 100644
--- a/sdk/include/ndk/arm64/ketypes.h
+++ b/sdk/include/ndk/arm64/ketypes.h
@@ -54,6 +54,11 @@ extern "C" {
 //
 #define DOUBLE_FAULT_STACK_SIZE 0x8000
 
+//
+// Static Kernel-Mode Address start (use MM_KSEG0_BASE for actual)
+//
+#define KSEG0_BASE 0xfffff80000000000ULL
+
 //
 // Structure for CPUID info
 //
diff --git a/sdk/include/ndk/psfuncs.h b/sdk/include/ndk/psfuncs.h
index 48fa4a934e2..a4c0fdf690c 100644
--- a/sdk/include/ndk/psfuncs.h
+++ b/sdk/include/ndk/psfuncs.h
@@ -427,8 +427,7 @@ FORCEINLINE struct _TEB * NtCurrentTeb(VOID)
     // return (struct _TEB *)KeGetPcr()->Used_Self;
     return (struct _TEB *)(ULONG_PTR)_MoveFromCoprocessor(CP15_TPIDRURW);
 #elif defined (_M_ARM64)
-    //UNIMPLEMENTED;
-    return 0;
+    return (struct _TEB *)__getReg(18);
 // #elif defined(_M_PPC)
 //     return (struct _TEB *)_read_teb_dword(0x18);
 #else
diff --git a/sdk/include/vcruntime/intrin.h b/sdk/include/vcruntime/intrin.h
index a91d6ddd107..1f28bab2cc1 100644
--- a/sdk/include/vcruntime/intrin.h
+++ b/sdk/include/vcruntime/intrin.h
@@ -1007,6 +1007,10 @@ int _isunorderedf(float, float);
 
 #endif /* _M_ARM */
 
+#ifdef _M_ARM64
+unsigned __int64 __getReg(int);
+#endif
+
 #if defined(_M_CEE_PURE)
 
 long _InterlockedCompareExchange(_Interlocked_operand_ long volatile * _Destination, long _Exchange, long _Comparand);
diff --git a/sdk/include/vcruntime/msc/intrin.h b/sdk/include/vcruntime/msc/intrin.h
index 5fd30019174..a270db3d693 100644
--- a/sdk/include/vcruntime/msc/intrin.h
+++ b/sdk/include/vcruntime/msc/intrin.h
@@ -380,6 +380,10 @@ void _sgdt(void *Destination);
 #pragma intrinsic(__sev)
 #endif
 
+#if defined(_M_ARM64)
+#pragma intrinsic(__getReg)
+#endif
+
 /** Secure virtual machine **/
 #if defined(_M_IX86) || defined(_M_AMD64)
 #pragma intrinsic(__svm_clgi)
diff --git a/sdk/include/xdk/winnt_old.h b/sdk/include/xdk/winnt_old.h
index 91f08fe745e..425ea86ab73 100644
--- a/sdk/include/xdk/winnt_old.h
+++ b/sdk/include/xdk/winnt_old.h
@@ -4579,8 +4579,7 @@ FORCEINLINE PVOID GetCurrentFiber(VOID)
 #elif defined (_M_ARM64)
 FORCEINLINE struct _TEB * NtCurrentTeb(VOID)
 {
-    //UNIMPLEMENTED;
-    return 0;
+    return (struct _TEB *)__getReg(18);
 }
 FORCEINLINE PVOID GetCurrentFiber(VOID)
 {
diff --git a/sdk/lib/3rdparty/freetype/CMakeLists.txt b/sdk/lib/3rdparty/freetype/CMakeLists.txt
index 5f9fa7e7092..d30f1e180ed 100644
--- a/sdk/lib/3rdparty/freetype/CMakeLists.txt
+++ b/sdk/lib/3rdparty/freetype/CMakeLists.txt
@@ -48,7 +48,7 @@ list(APPEND SOURCE
 
 add_library(freetype ${SOURCE})
 
-if(CMAKE_C_COMPILER_ID STREQUAL "MSVC" AND ARCH STREQUAL "amd64")
+if(CMAKE_C_COMPILER_ID STREQUAL "MSVC" AND (ARCH STREQUAL "amd64" OR ARCH STREQUAL "arm64"))
     # error C4312: 'type cast': conversion from 'unsigned long' to 'void *' of greater size
     remove_target_compile_option(freetype "/we4312")
 endif()
diff --git a/sdk/tools/spec2def/spec2def.c b/sdk/tools/spec2def/spec2def.c
index df844ba9d55..d5184d31f31 100644
--- a/sdk/tools/spec2def/spec2def.c
+++ b/sdk/tools/spec2def/spec2def.c
@@ -1619,7 +1619,7 @@ int main(int argc, char *argv[])
     else if (strcasecmp(pszArchString, "arm64") == 0) giArch = ARCH_ARM64;
     else if (strcasecmp(pszArchString, "ppc") == 0) giArch = ARCH_PPC;
 
-    if ((giArch == ARCH_AMD64) || (giArch == ARCH_IA64))
+    if ((giArch == ARCH_AMD64) || (giArch == ARCH_IA64) || (giArch == ARCH_ARM64))
     {
         pszArchString2 = "win64";
     }