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Description: Provide build support for aarch64 architecture
Author: Orion Poplawski <orion@cora.nwra.com>
--- a/nx-X11/config/cf/Imake.cf
+++ b/nx-X11/config/cf/Imake.cf
@@ -908,6 +908,9 @@
# endif
# undef __ARMEB__
# endif
+# ifdef __aarch64__
+# define Arm64Architecture
+# endif
# ifdef mc68000
# define Mc68020Architecture
# undef mc68000
--- a/nx-X11/config/cf/linux.cf
+++ b/nx-X11/config/cf/linux.cf
@@ -844,6 +844,16 @@
# define ServerExtraDefines -DGCCUSESGAS XFree86ServerDefines
#endif /* Arm32Achitecture */
+#ifdef Arm64Architecture
+# define DefaultCCOptions
+# ifndef OptimizedCDebugFlags
+# define OptimizedCDebugFlags -O3
+# endif
+# define LinuxMachineDefines -D__aarch64__ -U__arm -Uarm
+# define ServerOSDefines XFree86ServerOSDefines -DDDXTIME
+# define ServerExtraDefines -DGCCUSESGAS XFree86ServerDefines
+#endif /* Arm64Achitecture */
+
#ifdef HPArchitecture
# define OptimizedCDebugFlags -O2 GccAliasingArgs
# define LinuxMachineDefines -D__hppa__
--- a/nx-X11/config/cf/Imake.tmpl
+++ b/nx-X11/config/cf/Imake.tmpl
@@ -526,6 +526,10 @@
#define ByteOrder X_BIG_ENDIAN
#elif defined(Arm32Architecture)
#define ByteOrder X_LITTLE_ENDIAN
+#elif defined(Arm64ebArchitecture)
+#define ByteOrder X_BIG_ENDIAN
+#elif defined(Arm64Architecture)
+#define ByteOrder X_LITTLE_ENDIAN
#elif defined(RsArchitecture)
#define ByteOrder X_BIG_ENDIAN
#elif defined(PpcArchitecture) || defined(Ppc64Architecture)
--- a/nx-X11/programs/Xserver/include/servermd.h
+++ b/nx-X11/programs/Xserver/include/servermd.h
@@ -154,6 +154,28 @@
#endif /* __arm32__ */
+#ifdef __aarch64__
+
+#ifdef __AARCH64EL__
+#define IMAGE_BYTE_ORDER LSBFirst
+#define BITMAP_BIT_ORDER LSBFirst
+#endif
+#ifdef __AARCH64EB__
+#define IMAGE_BYTE_ORDER MSBFirst
+#define BITMAP_BIT_ORDER MSBFirst
+#endif
+
+# if defined(XF86MONOVGA) || defined(XF86VGA16)
+# define BITMAP_SCANLINE_UNIT 8
+# endif
+
+#define GLYPHPADBYTES 4
+#define GETLEFTBITS_ALIGNMENT 1
+#define LARGE_INSTRUCTION_CACHE
+#define AVOID_MEMORY_READ
+
+#endif /* __aarch64__ */
+
#if defined (hpux) || defined __hppa__
#define IMAGE_BYTE_ORDER MSBFirst
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