Only in xmame-0.102/: Makefile
diff -ur xmame-0.102.orig/makefile.unix xmame-0.102/makefile.unix
--- xmame-0.102.orig/makefile.unix	2005-11-25 07:28:30.000000000 +0000
+++ xmame-0.102/makefile.unix	2005-12-06 14:17:58.000000000 +0000
@@ -33,12 +33,12 @@
 ###########################################################################
 
 # Uncomment one of these.
-TARGET = mame
+#TARGET = mame
 # TARGET = mess
 # TARGET = mage
 # TARGET = mmsnd
 # example for a tiny compile
-# TARGET = tiny
+TARGET = tiny
 
 
 ###########################################################################
@@ -97,7 +97,8 @@
 # just as well.  However, stay away from the `cc' Ultrix compiler if 
 # possible.
 
-CC	= gcc
+#CC	= gcc
+CC	= /opt/local/open2x_gcc/gcc-4.0.2-glibc-2.3.5/arm-open2x-linux/arm-open2x-linux/bin/gcc
 # CC    = cc
 # CC	= icc
 # CC	= c89
@@ -127,7 +128,10 @@
 ###########################################################################
 
 # GCC on x86
-CFLAGS = -O2 -Wall -Wno-unused
+#CFLAGS = -O2 -Wall -Wno-unused
+
+# GP2X
+CFLAGS = -O3 -Wall -Wno-unused -msoft-float -mcpu=arm920t -fomit-frame-pointer
 
 # GCC on x86 with some optimizations
 # CFLAGS = -O2 -Wall -Wno-unused -mtune=i686 -fomit-frame-pointer \
@@ -416,7 +420,8 @@
 ###########################################################################
 
 # Normal linking.
-LD	= $(CC) -Wl,-s
+#LD	= $(CC) -Wl,-s
+LD	= $(CC)
 
 # For a Linux/PowerPC system.
 # LD	= $(CC) -Wl,-s,--relax
@@ -494,6 +499,8 @@
 # UnixWare7 requires -lsocket.
 # LIBS     = -L/usr/X11R6/lib -L/usr/local/lib
 # INCLUDES = -I/usr/X11R6/include -I/usr/local/include
+INCLUDES = -I/opt/local/gp2x/include
+LIBS = -static -L/opt/local/gp2x/lib
 
 
 ###########################################################################
@@ -501,7 +508,7 @@
 ###########################################################################
 
 # Uncomment next line to build expat as part of the build.
-# BUILD_EXPAT = 1
+BUILD_EXPAT = 1
 
 # Uncomment next line to build zlib as part of the build.
 # BUILD_ZLIB = 1
@@ -552,7 +559,7 @@
 ###########################################################################
 
 # i386, GNU asm
-MY_CPU = i386
+#MY_CPU = i386
 
 # i386, no asm -- needed for the Intel C++ compiler, which does not fully
 # understand GCC's inline assembly syntax, though you may still enable 
@@ -584,6 +591,8 @@
 # MIPS (generic RISC + SGI compiler bug workarounds)
 # MY_CPU = mips
 
+MY_CPU = arm
+
 
 ###########################################################################
 # Architecture; choose your OS (only one!!) 
@@ -659,7 +668,7 @@
 # JOY_PS2 = 1
 
 # SDL joystick support.
-# JOY_SDL = 1
+JOY_SDL = 1
 
 # This will enable the use of the Happ Controls UGCI(tm) USB devices'
 # Coin/Start inputs using the libugci library available from
@@ -702,10 +711,10 @@
 # use SDL.
 
 # X11 (including Glide & OpenGL if enabled below)
-DISPLAY_METHOD = x11
+#DISPLAY_METHOD = x11
 
 # SDL library 
-# DISPLAY_METHOD = SDL
+DISPLAY_METHOD = SDL
 
 # SVGALib, only supported under Linux
 # DISPLAY_METHOD = svgalib
@@ -785,7 +794,7 @@
 ##############################################################################
 
 # The name of your sdl-config executable
-SDL_CONFIG	= sdl-config
+SDL_CONFIG	= /opt/local/gp2x/bin/arm-open2x-linux-sdl-config
 
 
 ##############################################################################
Only in xmame-0.102/: mame.gpe
diff -ur xmame-0.102.orig/src/tiny.mak xmame-0.102/src/tiny.mak
--- xmame-0.102.orig/src/tiny.mak	2005-11-15 05:24:44.000000000 +0000
+++ xmame-0.102/src/tiny.mak	2005-12-05 22:09:47.000000000 +0000
@@ -1,23 +1,45 @@
 # a tiny compile is without Neogeo games
-COREDEFS += -DTINY_NAME="driver_robby,driver_gridlee,driver_polyplay"
-COREDEFS += -DTINY_POINTER="&driver_robby,&driver_gridlee,&driver_polyplay"
+#COREDEFS += -DTINY_NAME="driver_robby,driver_gridlee,driver_polyplay"
+#COREDEFS += -DTINY_POINTER="&driver_robby,&driver_gridlee,&driver_polyplay"
+COREDEFS += -DTINY_NAME="driver_robotron,driver_defender"
+COREDEFS += -DTINY_POINTER="&driver_robotron,&driver_defender"
 
 # uses these CPUs
-CPUS+=Z80@
+#CPUS+=Z80@
+CPUS+=M6808@
 CPUS+=M6809@
 
 # uses these SOUNDs
 SOUNDS+=CUSTOM@
-SOUNDS+=SN76496@
-SOUNDS+=SAMPLES@
-SOUNDS+=ASTROCADE@
+SOUNDS+=YM2151@
+SOUNDS+=HC55516@
+SOUNDS+=OKIM6295@
+SOUNDS+=DAC@
+
+#SOUNDS+=SN76496@
+#SOUNDS+=SAMPLES@
+#SOUNDS+=ASTROCADE@
+
+#OBJS = \
+#	$(OBJ)/machine/astrocde.o $(OBJ)/vidhrdw/astrocde.o \
+#	$(OBJ)/sndhrdw/wow.o $(OBJ)/sndhrdw/gorf.o $(OBJ)/drivers/astrocde.o \
+#	$(OBJ)/vidhrdw/gridlee.o $(OBJ)/sndhrdw/gridlee.o $(OBJ)/drivers/gridlee.o \
+#	$(OBJ)/vidhrdw/polyplay.o $(OBJ)/sndhrdw/polyplay.o $(OBJ)/drivers/polyplay.o \
+#	$(OBJ)/machine/random.o \
+
 
 OBJS = \
-	$(OBJ)/machine/astrocde.o $(OBJ)/vidhrdw/astrocde.o \
-	$(OBJ)/sndhrdw/wow.o $(OBJ)/sndhrdw/gorf.o $(OBJ)/drivers/astrocde.o \
-	$(OBJ)/vidhrdw/gridlee.o $(OBJ)/sndhrdw/gridlee.o $(OBJ)/drivers/gridlee.o \
-	$(OBJ)/vidhrdw/polyplay.o $(OBJ)/sndhrdw/polyplay.o $(OBJ)/drivers/polyplay.o \
-	$(OBJ)/machine/random.o \
+	$(OBJ)/machine/ticket.o \
+	$(OBJ)/machine/6821pia.o \
+	$(OBJ)/vidhrdw/res_net.o \
+	$(OBJ)/machine/williams.o $(OBJ)/vidhrdw/williams.o $(OBJ)/sndhrdw/williams.o $(OBJ)/drivers/williams.o
+
+	#$(OBJ)/williams.a
+
+#$(OBJ)/williams.a: \
+
 
 # MAME specific core objs
+
 COREOBJS += $(OBJ)/tiny.o $(OBJ)/cheat.o
+
diff -ur xmame-0.102.orig/src/unix/dirio.c xmame-0.102/src/unix/dirio.c
--- xmame-0.102.orig/src/unix/dirio.c	2005-11-15 05:24:58.000000000 +0000
+++ xmame-0.102/src/unix/dirio.c	2005-12-06 14:21:55.000000000 +0000
@@ -363,7 +363,8 @@
  */
 char *get_home_dir(void)
 {
-	struct passwd *pw;
+	return "./mame";
+	/*struct passwd *pw;
 	char *s;
 
 	if (!(pw = getpwuid(getuid())))
@@ -375,7 +376,7 @@
 	{
 		fprintf(stderr, "error: malloc faild for homedir string\n");
 		return NULL;
-	}
+	}*/
 
 /*
  * Convert The OpenVMS Formatted "$HOME" Directory Path Into Unix Format.
diff -ur xmame-0.102.orig/src/unix/joystick-drivers/joy_SDL.c xmame-0.102/src/unix/joystick-drivers/joy_SDL.c
--- xmame-0.102.orig/src/unix/joystick-drivers/joy_SDL.c	2005-11-15 05:24:58.000000000 +0000
+++ xmame-0.102/src/unix/joystick-drivers/joy_SDL.c	2005-12-05 14:08:21.000000000 +0000
@@ -143,6 +143,28 @@
 			
 			for (j=0; j<joy_data[i].num_buttons; j++)
 				joy_data[i].buttons[j] = SDL_JoystickGetButton(joystick[i], j);
+			if(!joy_data[i].buttons[0]
+				&& !joy_data[i].buttons[2]
+				&& !joy_data[i].buttons[4]
+				&& !joy_data[i].buttons[6]) {
+				if(SDL_JoystickGetButton(joystick[i], 1)) {
+					// up,left
+					joy_data[i].buttons[0]=1;
+					joy_data[i].buttons[2]=1;
+				} else if(SDL_JoystickGetButton(joystick[i], 3)) {
+					// down,left
+					joy_data[i].buttons[4]=1;
+					joy_data[i].buttons[2]=1;
+				} else if(SDL_JoystickGetButton(joystick[i], 5)) {
+					// down,right
+					joy_data[i].buttons[4]=1;
+					joy_data[i].buttons[6]=1;
+				} else if(SDL_JoystickGetButton(joystick[i], 7)) {
+					// up,right
+					joy_data[i].buttons[0]=1;
+					joy_data[i].buttons[6]=1;
+				}
+			}
 		}
 	}
 #endif
diff -ur xmame-0.102.orig/src/unix/unix.mak xmame-0.102/src/unix/unix.mak
--- xmame-0.102.orig/src/unix/unix.mak	2005-11-25 07:29:27.000000000 +0000
+++ xmame-0.102/src/unix/unix.mak	2005-12-06 14:22:44.000000000 +0000
@@ -4,7 +4,7 @@
 
 # *** Comment out this line to get verbose make output, for debugging build
 # problems
-QUIET = 1
+#QUIET = 1
 
 
 ##############################################################################
@@ -21,6 +21,7 @@
 CFLAGS.risc       = -DALIGN_INTS -DALIGN_SHORTS 
 CFLAGS.risc_lsb   = -DALIGN_INTS -DALIGN_SHORTS -DLSB_FIRST
 CFLAGS.mips       = -DALIGN_INTS -DALIGN_SHORTS -DSGI_FIX_MWA_NOP
+CFLAGS.arm        = -DALIGN_INTS -DALIGN_SHORTS -DLSB_FIRST
 
 ##############################################################################
 # Architecture-dependent settings
@@ -69,7 +70,8 @@
 else
 CFLAGS.svgafx   = -I/usr/include/glide3
 endif
-CFLAGS.SDL      = $(X11INC) `$(SDL_CONFIG) --cflags` -D_REENTRANT
+#CFLAGS.SDL      = $(X11INC) `$(SDL_CONFIG) --cflags` -D_REENTRANT
+CFLAGS.SDL      = `$(SDL_CONFIG) --cflags`
 CFLAGS.photon2	=
 
 INST.x11	= doinstall
@@ -221,6 +223,7 @@
 			$(OBJDIR)/fileio.o \
 			$(OBJDIR)/sysdep/misc.o
 
+
 ifeq ($(TARGET), mage)
 include mage/src/core.mak
 else
@@ -237,6 +240,8 @@
 include mess/$(TARGET).mak
 endif
 
+include src/tiny.mak
+
 #ifeq ($(TARGET), mage)
 #include mage/src/rules.mak
 #else
@@ -551,6 +556,7 @@
 
 OBJS += $(COREOBJS) $(DRVLIBS)
 
+
 OSDEPEND = $(OBJDIR)/osdepend.a
 
 # MMX assembly language effects
diff -ur xmame-0.102.orig/src/unix/video-drivers/SDL.c xmame-0.102/src/unix/video-drivers/SDL.c
--- xmame-0.102.orig/src/unix/video-drivers/SDL.c	2005-11-15 05:24:58.000000000 +0000
+++ xmame-0.102/src/unix/video-drivers/SDL.c	2005-12-06 14:25:29.000000000 +0000
@@ -70,6 +70,13 @@
   { NULL, NULL, rc_end, NULL, NULL, 0, 0, NULL, NULL }
 };
 
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <sys/mman.h>
+
+short *fb;
+
 int sysdep_display_init(void)
 {
   memset(sysdep_display_properties.mode_info, 0,
@@ -84,6 +91,8 @@
     fprintf (stderr, "SDL: Error: %s\n",SDL_GetError());
     return 1;
   } 
+  int fbdev=open("/dev/fb0", O_RDWR);
+  fb=(short *)mmap(0, 320*240*2, PROT_WRITE, MAP_SHARED, fbdev, 0);
   return 0;
 }
 
@@ -278,7 +287,8 @@
       (video_surface->format->BitsPerPixel != best_bpp))
   {
     if(! (video_surface = SDL_SetVideoMode(best_width, best_height, best_bpp,
-            video_flags)))
+            //video_flags)))
+	    0)))
     {
       fprintf (stderr, "SDL: Error: Setting video mode failed\n");
       return 1;
@@ -326,6 +336,8 @@
     startx &= ~3;
 
   /* clear the unused area of the screen */
+  for(i=0; i<320*240; i++) fb[i]=0;
+#if 0
   for (i=0; i<2; i++)
   {
     unsigned char *video_mem;
@@ -359,6 +371,7 @@
     else
       break;
   }
+#endif
 
   /* Setup input */
   if (!reopen)
@@ -371,11 +384,11 @@
   }
   
   /* Hide/Show mouse cursor? */
-  if ((sdl_input_grabbed == SDL_GRAB_ON) || !sdl_show_cursor ||
+  /*if ((sdl_input_grabbed == SDL_GRAB_ON) || !sdl_show_cursor ||
       sysdep_display_params.fullscreen)
     SDL_ShowCursor(0);
   else
-    SDL_ShowCursor(1);
+    SDL_ShowCursor(1);*/
 
   /* Set window title */
   SDL_WM_SetCaption(sysdep_display_params.title, NULL);
@@ -423,8 +436,12 @@
     first_update = 0;
   }  
 
-  SDL_LockSurface(video_surface);
+  int x, y;
+  video_mem = (unsigned char *)fb;
+  video_mem += (starty*320*2)+(startx*2);
+  blit_func(bitmap, vis_in_dest_out, dirty_area, palette, video_mem, 320);
 
+#if 0
   video_mem = video_surface->pixels;
   video_mem += startx * video_surface->format->BytesPerPixel;
   video_mem += starty * video_surface->pitch;
@@ -470,6 +487,7 @@
         SDL_ShowCursor(1);
     }
   }
+#endif
       
   return NULL;
 }
@@ -479,6 +497,8 @@
   int i, line;
   unsigned char *video_mem;
 
+  for(i=0; i<320*240; i++) fb[i]=0;
+#if 0
   for (i=0; i<2; i++)
   {
     SDL_LockSurface(video_surface);
@@ -498,6 +518,7 @@
     else
       break;
   }
+#endif
 }
 
 /* shut up the display */
diff -ur xmame-0.102.orig/src/usrintrf.c xmame-0.102/src/usrintrf.c
--- xmame-0.102.orig/src/usrintrf.c	2005-11-16 05:59:34.000000000 +0000
+++ xmame-0.102/src/usrintrf.c	2005-12-04 21:03:31.000000000 +0000
@@ -3636,13 +3636,13 @@
 		}
 	}
 
-	for (in = Machine->input_ports; in && in->type != IPT_END; in++)
+	/*for (in = Machine->input_ports; in && in->type != IPT_END; in++)
 		if ((in->type & 0xff) == IPT_ADJUSTER)
 		{
 			onscrd_fnc[item] = onscrd_adjuster;
 			onscrd_arg[item] = in - Machine->input_ports;
 			item++;
-		}
+		}*/
 
 	if (options.cheat)
 	{