diff --git a/.gitignore b/.gitignore
index 4904775..3d7bafa 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,5 @@
 *.o
 tags
 *bkp*
+output.map
+/*.s
diff --git a/incs/blast.h b/incs/blast.h
index 5d00061..d86b4b6 100644
--- a/incs/blast.h
+++ b/incs/blast.h
@@ -4,6 +4,8 @@
 #include "sprite.h"
 #include "u8_stack.h"
 #include "math_tables.h"
+//#include "logic.h"
+//#include "physics.h"
 
 #ifndef _BLAST
 #define _BLAST
@@ -21,6 +23,7 @@ void hblank();
 void blast_init();
 void wait_vsync();
 void BLAST_debugText(const char* inbuf, u16 x, u16 y); 
+void showFPS(VDPPlane plan, u16 float_display);
 /*
 u8 coll_col [40];
 u8 coll_row [28];
diff --git a/incs/sprite.h b/incs/sprite.h
index 5ff9590..374529a 100644
--- a/incs/sprite.h
+++ b/incs/sprite.h
@@ -6,7 +6,8 @@
 //#include "tilemap.h"
 
 #define MAX_SPRITE 80
-#define SLIST 0xDC00
+//#define SLIST 0xF400
+#define SLIST slist_addr
 #define MAX_SPRITE_COL 2
 #define MAX_SPRITE_ROW 2
 
diff --git a/incs/tilemap.h b/incs/tilemap.h
index 0260cd7..abc9fa9 100644
--- a/incs/tilemap.h
+++ b/incs/tilemap.h
@@ -53,7 +53,7 @@ typedef struct d_map{
 
     // Which plane are we using?
     //u16 plane;
-    VDPPlan plane;
+    VDPPlane plane;
 
     // tiles -> map of tiles
     tilemap* tiles;
@@ -63,7 +63,7 @@ typedef struct d_map{
 
 } blastmap;
 
-void blastmap_init(blastmap* bmap, tilemap* tmap, u16* tlookup, u16 tileoffset, VDPPlan plane);
+void blastmap_init(blastmap* bmap, tilemap* tmap, u16* tlookup, u16 tileoffset, VDPPlane plane);
 void load_map(blastmap* bmap, int xoffset, int yoffset);
 void load_visible_map(blastmap* bmap, int xoffset, int yoffset);
 void load_map_row(blastmap* bmap, u8 row);
diff --git a/libs/blast.c b/libs/blast.c
index f560cf9..14f24f8 100644
--- a/libs/blast.c
+++ b/libs/blast.c
@@ -4,10 +4,10 @@
 
 char str[10];
 void vblank() {
-    //VDP_setHorizontalScroll(PLAN_B,hscroll*4);
-    //VDP_setVerticalScroll(PLAN_B,vScroll*4);
-    VDP_setHorizontalScroll(PLAN_A,hs);
-    VDP_setVerticalScroll(PLAN_A,vs);
+    //VDP_setHorizontalScroll(BG_B,hscroll*4);
+    //VDP_setVerticalScroll(BG_B,vScroll*4);
+    VDP_setHorizontalScroll(BG_A,hs);
+    VDP_setVerticalScroll(BG_A,vs);
 
     //VDP_updateSprites(1,FALSE);
     BLAST_updateSprites();
@@ -45,7 +45,7 @@ void blast_init() {
     
     //VDP_resetSprites();
     //VDP_setScreenWidth256();
-    //VDP_setScreenWidth320();
+    VDP_setScreenWidth320();
     
     //VDP_setHIntCounter(2);
     //VDP_setHInterrupt(1);
@@ -53,13 +53,13 @@ void blast_init() {
     //VDP_setPlanSize(64,64);
     
     VDP_setScrollingMode(HSCROLL_PLANE, VSCROLL_PLANE);
-    //VDP_setTextPalette(1);
-    //VDP_clearPlan(VDP_PLAN_A, 0);
+    VDP_setTextPalette(1);
+    //VDP_clearPlan(VDP_BG_A, 0);
     
-    //VDP_clearPlan(PLAN_A, 0);
-    //VDP_clearPlan(PLAN_B, 0);
+    VDP_clearPlane(BG_A, 0);
+    VDP_clearPlane(BG_B, 0);
     
-    //VDP_clearPlan(VDP_PLAN_B, 0);
+    //VDP_clearPlan(VDP_BG_B, 0);
     
     
     SYS_setVIntCallback(vblank);
@@ -96,3 +96,25 @@ void BLAST_debugText(const char* inbuf, u16 x, u16 y) {
     SYS_enableInts();
 #endif
 }
+
+void showFPS(VDPPlane plan, u16 float_display)
+{
+    char str[16];
+    SYS_disableInts();
+    if (float_display)
+    {
+        fix32ToStr(getFPS_f(), str, 1);
+        VDP_clearText(2, 1, 5);
+    }
+    else
+    {
+        uintToStr(getFPS(), str, 1);
+        VDP_clearText(2, 1, 2);
+    }
+
+    // display FPS
+    VDP_drawTextBG(plan,"     ",1,1);
+    VDP_drawTextBG(plan,str,1,1);
+    SYS_enableInts();
+}
+
diff --git a/libs/gfx.c b/libs/gfx.c
index d36ec46..f60a179 100644
--- a/libs/gfx.c
+++ b/libs/gfx.c
@@ -5,7 +5,7 @@ static u16 vdp_offset = TILE_USERINDEX;
 
 u16 draw_img(Image *img) {
     u16 tmp_offset = vdp_offset;
-    VDP_drawImageEx(PLAN_B, img, TILE_ATTR_FULL(PAL0, FALSE, FALSE, FALSE, vdp_offset), 0, 0, FALSE, TRUE);
+    VDP_drawImageEx(BG_B, img, TILE_ATTR_FULL(PAL0, FALSE, FALSE, FALSE, vdp_offset), 0, 0, FALSE, TRUE);
     vdp_offset += img->tileset->numTile;
     return tmp_offset;
 }
diff --git a/libs/sprite.c b/libs/sprite.c
index 24767ad..33ab761 100644
--- a/libs/sprite.c
+++ b/libs/sprite.c
@@ -61,7 +61,7 @@ void BLAST_updateSprites()
 
         next_idx = sprite->link;
         
-        //uintToStr(sprite->link, abuf, 3);
+        //uintToStr(sprite->posy, abuf, 3);
         //VDP_drawText(abuf, 5, 7+i);
 
         if(next_idx == 0)
@@ -857,7 +857,7 @@ void vscroll_sprites(s8 vscroll)
 
     while(1)
     {
-        //VDP_drawTextBG(VDP_PLAN_A, "SCROLL", 0x8000, 4,4);
+        //VDP_drawTextBG(VDP_BG_A, "SCROLL", 0x8000, 4,4);
         // If the next link is 0, we are at the end
         tsprite = _sprite_all[cur_idx];
     
diff --git a/libs/tilemap.c b/libs/tilemap.c
index d71201d..80cd996 100644
--- a/libs/tilemap.c
+++ b/libs/tilemap.c
@@ -1,15 +1,15 @@
 #include "genesis.h"
 #include "blast.h"
 
-void blastmap_init(blastmap* bmap, tilemap* tmap, u16* tlookup, u16 tileoffset, VDPPlan plane) {
+void blastmap_init(blastmap* bmap, tilemap* tmap, u16* tlookup, u16 tileoffset, VDPPlane plane) {
     bmap->tX = 64; 
     bmap->tY = 64;
     bmap->winX = bmap->tX;
     bmap->winY = bmap->tY;
     bmap->maph = 0;
     bmap->mapw = 0;    
-    bmap->planwidth = VDP_getPlanWidth();
-    bmap->planheight = VDP_getPlanHeight();
+    bmap->planwidth = VDP_getPlaneWidth();
+    bmap->planheight = VDP_getPlaneHeight();
     bmap->tileoffset = tileoffset;
     bmap->plane = plane;
     bmap->tiles = tmap;
@@ -495,7 +495,9 @@ void load_map_row(blastmap* bmap, u8 row) {
                 j,
                 i,
                 numtiles_a,
-                1
+                1,
+                1,
+                CPU
         );
         VDP_setTileMapDataRect(
                 bmap->plane,
@@ -503,7 +505,9 @@ void load_map_row(blastmap* bmap, u8 row) {
                 0,
                 i,
                 numtiles_b,
-                1
+                1,
+                1,
+                CPU
         );
 
     } else {
@@ -515,7 +519,9 @@ void load_map_row(blastmap* bmap, u8 row) {
                 j,
                 i,
                 numtiles,
-                1
+                1,
+                1,
+                CPU
         );
   
     }
@@ -598,7 +604,9 @@ void load_map_col(blastmap* bmap, u8 col) {
                 i,
                 j,
                 1,
-                numtiles_a
+                numtiles_a,
+                1,
+                CPU
         );
         VDP_setTileMapDataRect(
                 bmap->plane,
@@ -606,7 +614,9 @@ void load_map_col(blastmap* bmap, u8 col) {
                 i,
                 0,
                 1,
-                numtiles_b
+                numtiles_b,
+                1,
+                CPU
         );
     } else {
         // Does this handle plane wrap around?  NOPE
@@ -616,7 +626,9 @@ void load_map_col(blastmap* bmap, u8 col) {
                 i,
                 j,
                 1,
-                numtiles
+                numtiles,
+                1,
+                CPU
         );
     }
     SYS_enableInts();
diff --git a/mkfiles/Makefile.sgdk1_51 b/mkfiles/Makefile.sgdk1_51
new file mode 100644
index 0000000..0e5607c
--- /dev/null
+++ b/mkfiles/Makefile.sgdk1_51
@@ -0,0 +1,224 @@
+GENDEV?=/opt/gendev/
+GCC_VER?=6.3.0
+
+MAKE?=make
+LIB?=lib
+GENGCC_BIN=$(GENDEV)/bin
+GENBIN=$(GENDEV)/bin
+SGDK_VER=v1.51
+
+-include proj.mk
+
+CC = $(GENGCC_BIN)/m68k-elf-gcc 
+AS = $(GENGCC_BIN)/m68k-elf-as
+AR = $(GENGCC_BIN)/m68k-elf-ar 
+LD = $(GENGCC_BIN)/m68k-elf-ld
+RANLIB = $(GENGCC_BIN)/m68k-elf-ranlib 
+OBJC = $(GENGCC_BIN)/m68k-elf-objcopy 
+BINTOS = $(GENBIN)/bintos 
+#RESCOMP= $(GENBIN)/rescomp
+RESCOMP = java -jar $(GENBIN)/rescomp.jar
+XGMTOOL= $(GENBIN)/xgmtool
+PCMTORAW = $(GENBIN)/pcmtoraw
+WAVTORAW = $(GENBIN)/wavtoraw
+SIZEBND = $(GENBIN)/sizebnd
+ASMZ80 = $(GENBIN)/zasm
+TILED2C = python3 ../../tools/tiled2c.py
+
+RM = rm -f 
+NM = nm
+NM2WCH = nm2wch
+MKISOFS = mkisofs
+
+SCD_LOADER = scd/LukeProjectCD
+
+OPTION = 
+#OPTION = -save-temps
+#INCS = -I. -I$(GENDEV)/m68k-elf/include -I$(GENDEV)/m68k-elf/include -Isrc -Ires
+INCS = -I$(GENDEV)/include/blast -I. -I $(GENDEV)/sgdk$(SGDK_VER)/res -I $(GENDEV)/sgdk$(SGDK_VER)/inc -I$(GENDEV)/m68k-elf/include -I$(GENDEV)/m68k-elf/m68k-elf/include -Isrc -Ires
+#INCS = -I. -I $(GENDEV)/sgdk$(SGDK_VER)/res -I $(GENDEV)/sgdk$(SGDK_VER)/inc -I$(GENDEV)/m68k-elf/include -I$(GENDEV)/m68k-elf/m68k-elf/include -Isrc -Ires
+CCFLAGS = $(OPTION) -m68000 -Wall -O2 -c -fomit-frame-pointer
+HWCCFLAGS = $(OPTION) -m68000 -Wall -O1 -c -fomit-frame-pointer
+Z80FLAGS = -vb2
+ASFLAGS = -m68000 --register-prefix-optional
+#LIBS =  -L$(GENDEV)/m68k-elf/lib -L$(GENDEV)/m68k-elf/lib/gcc/m68k-elf/4.8.2 -L$(GENDEV)/m68k-elf/m68k-elf/lib -lmd -lc -lgcc -lnosys -lm 
+#LIBS =  -L$(GENDEV)/m68k-elf/lib -L$(GENDEV)/sgdk$(SGDK_VER)/lib -lmd -lnosys -lblast
+
+#LIBS =  -L$(GENDEV)/m68k-elf/lib -L$(GENDEV)/sgdk$(SGDK_VER)/lib -lmd -lnosys -lblast
+
+LIBS =  -L$(GENDEV)/m68k-elf/lib -L$(GENDEV)/sgdk$(SGDK_VER)/lib -lmd -lblast
+#LINKFLAGS = -T $(GENDEV)/ldscripts/md.ld -Map=output.map -nostdlib 
+LINKFLAGS = -T $(GENDEV)/sgdk$(SGDK_VER)/md.ld -Map=output.map -nostdlib 
+SCDLINKFLAGS = -T scd/mdcd.ld -nostdlib 
+ARCHIVES = $(GENDEV)/sgdk$(SGDK_VER)/lib/libmd.a 
+
+
+# Are we AMD64?
+#LBITS := $(shell getconf LONG_BIT)
+#ifeq ($(LBITS), 64)
+#ARCHIVES += $(GENDEV)/m68k-elf/lib64/gcc/m68k-elf/$(GCC_VER)/libgcc.a 
+#else
+#ARCHIVES += $(GENDEV)/m68k-elf/lib/gcc/m68k-elf/$(GCC_VER)/libgcc.a 
+#endif 
+
+ARCHIVES += $(GENDEV)/$(LIB)/gcc/m68k-elf/$(GCC_VER)/libgcc.a 
+ARCHIVES += $(GENDEV)/m68k-elf/lib/libblast.a
+
+RESOURCES=
+BOOT_RESOURCES=
+
+BOOTSS=$(wildcard boot/*.s)
+BOOTSS+=$(wildcard src/boot/*.s)
+BOOT_RESOURCES+=$(BOOTSS:.s=.o)
+
+SCDBOOTSS=$(wildcard scd/*.s)
+SCDBOOTSS+=$(wildcard src/scd/*.s)
+SCDBOOT_RESOURCES=$(SCDBOOTSS:.s=.o)
+
+#BMPS=$(wildcard res/*.bmp)
+#VGMS=$(wildcard res/*.vgm)
+#RAWS=$(wildcard res/*.raw)
+#PCMS=$(wildcard res/*.pcm)
+#MVSS=$(wildcard res/*.mvs)
+#TFDS=$(wildcard res/*.tfd)
+#WAVS=$(wildcard res/*.wav)
+TMXS=$(wildcard res/*.tmx)
+RESS=$(wildcard res/*.res)
+#WAVPCMS=$(wildcard res/*.wavpcm)
+#BMPS+=$(wildcard *.bmp)
+#VGMS+=$(wildcard *.vgm)
+#RAWS+=$(wildcard *.raw)
+#PCMS+=$(wildcard *.pcm)
+#MVSS+=$(wildcard *.mvs)
+#TFDS+=$(wildcard *.tfd)
+#WAVS+=$(wildcard *.wav)
+RESS+=$(wildcard *.res)
+#WAVPCMS+=$(wildcard *.wavpcm)
+
+#RESOURCES+=$(BMPS:.bmp=.o)
+#RESOURCES+=$(VGMS:.vgm=.o)
+#RESOURCES+=$(RAWS:.raw=.o)
+#RESOURCES+=$(PCMS:.pcm=.o)
+#RESOURCES+=$(MVSS:.mvs=.o)
+#RESOURCES+=$(TFDS:.tfd=.o)
+#RESOURCES+=$(WAVS:.wav=.o)
+#RESOURCES+=$(WAVPCMS:.wavpcm=.o)
+RESOURCES+=$(RESS:.res=.o)
+
+HEADERS=$(TMXS:.tmx=.h)
+
+CS=$(wildcard src/*.c)
+SS=$(wildcard src/*.s)
+S80S=$(wildcard src/*.s80)
+CS+=$(wildcard *.c)
+SS+=$(wildcard *.s)
+S80S+=$(wildcard *.s80)
+RESOURCES+=$(CS:.c=.o)
+RESOURCES+=$(SS:.s=.o)
+RESOURCES+=$(S80S:.s80=.o)
+
+OBJS = $(RESOURCES)
+
+all: out.bin 
+
+boot/sega.o: boot/rom_head.bin
+	$(AS) $(ASFLAGS) boot/sega.s -o $@
+
+scd/segacd.o: 
+	$(AS) $(ASFLAGS) scd/segacd.s -o $@
+
+
+out.iso: out.elf_scd
+	#
+	# Create a sega cd image.  Limited to 256K or smaller Roms
+	#
+	$(NM) -n -S -t x out.elf_scd > out.nm
+	$(OBJC) -O binary out.elf_scd out.bin
+	$(SIZEBND) out.bin -sizealign 131072   
+	$(OBJC) -O binary out.elf_scd $(SCD_LOADER)/_filesystem/M_INIT.PRG
+	$(SIZEBND) $(SCD_LOADER)/_filesystem/M_INIT.PRG -sizealign 131072    
+	$(MKISOFS) -iso-level 1 -o $(SCD_LOADER)/filesystem.img -pad $(SCD_LOADER)/_filesystem
+	tail -c +32769 $(SCD_LOADER)/filesystem.img > $(SCD_LOADER)/filesystem.bin
+	$(RM) -f $(SCD_LOADER)/filesystem.img
+	cd $(SCD_LOADER) && $(AS) $(ASFLAGS) -M -ahlsm=listing.asm  main-us-as.asm -o out.iso
+	tail -c +53 $(SCD_LOADER)/out.iso > out.iso
+	$(RM) -f $(SCD_LOADER)/filesystem.bin
+
+%.bin: %.elf
+	$(OBJC) -O binary $< temp.bin
+	dd if=temp.bin of=$@ bs=8K conv=sync
+
+%.elf: $(OBJS) $(BOOT_RESOURCES)
+	$(LD) -o $@ $(LINKFLAGS) $(BOOT_RESOURCES) $(ARCHIVES) $(OBJS) $(LIBS)
+
+%.elf_scd: $(OBJS) $(SCDBOOT_RESOURCES)
+	$(LD) -o $@ $(SCDLINKFLAGS) $(SCDBOOT_RESOURCES) $(ARCHIVES) $(OBJS) $(LIBS)
+
+%.o80: %.s80
+	$(ASMZ80) $(Z80FLAGS) -o $@ $<
+
+%.c: %.o80
+	$(BINTOS) $<
+
+%.o: %.c
+	$(CC) $(CCFLAGS) $(INCS) -c $< -o $@
+
+%.o: %.s 
+	$(AS) $(ASFLAGS) $< -o $@
+
+%.s: %.bmp
+	bintos -bmp $<
+
+%.rawpcm: %.pcm
+	$(PCMTORAW) $< $@
+
+%.raw: %.wav
+	$(WAVTORAW) $< $@ 16000
+
+%.pcm: %.wavpcm
+	$(WAVTORAW) $< $@ 22050
+
+#%.tfc: %.tfd
+#	$(TFMCOM) $<
+
+#%.o80: %.s80
+#	$(ASMZ80) $(FLAGSZ80) $< $@ out.lst
+
+%.s: %.tfd
+	$(BINTOS) -align 32768 $<
+
+%.s: %.mvs
+	$(BINTOS) -align 256 $<
+
+%.s: %.esf
+	$(BINTOS) -align 32768 $<
+
+%.s: %.eif
+	$(BINTOS) -align 256 $<
+
+%.s: %.vgm 
+	$(BINTOS) -align 256 $<
+
+%.s: %.raw
+	$(BINTOS) -align 256 -sizealign 256 $<
+
+%.s: %.rawpcm
+	$(BINTOS) -align 128 -sizealign 128 -nullfill 136 $<
+
+%.s: %.rawpcm
+	$(BINTOS) -align 128 -sizealign 128 -nullfill 136 $<
+
+%.s: %.res $(HEADERS)
+	$(RESCOMP) $< $@
+
+%.h: %.tmx
+	$(TILED2C) $< $@
+
+boot/rom_head.bin: boot/rom_head.o
+	$(LD) $(LINKFLAGS) --oformat binary -o $@ $<
+	
+
+clean:
+	$(RM) $(RESOURCES)
+	$(RM) *.o *.bin *.elf *.elf_scd *.map *.iso
+	$(RM) boot/*.o boot/*.bin
diff --git a/tests/hello_world/Makefile b/tests/hello_world/Makefile
new file mode 120000
index 0000000..6954742
--- /dev/null
+++ b/tests/hello_world/Makefile
@@ -0,0 +1 @@
+../../mkfiles/Makefile.sgdk1_51
\ No newline at end of file
diff --git a/tests/hello_world/boot/rom_head.c b/tests/hello_world/boot/rom_head.c
new file mode 100644
index 0000000..451564b
--- /dev/null
+++ b/tests/hello_world/boot/rom_head.c
@@ -0,0 +1,43 @@
+#include "types.h"
+
+
+const struct
+{
+    char console[16];               /* Console Name (16) */
+    char copyright[16];             /* Copyright Information (16) */
+    char title_local[48];           /* Domestic Name (48) */
+    char title_int[48];             /* Overseas Name (48) */
+    char serial[14];                /* Serial Number (2, 12) */
+    u16 checksum;                   /* Checksum (2) */
+    char IOSupport[16];             /* I/O Support (16) */
+    u32 rom_start;                  /* ROM Start Address (4) */
+    u32 rom_end;                    /* ROM End Address (4) */
+    u32 ram_start;                  /* Start of Backup RAM (4) */
+    u32 ram_end;                    /* End of Backup RAM (4) */
+    char sram_sig[2];               /* "RA" for save ram (2) */
+    u16 sram_type;                  /* 0xF820 for save ram on odd bytes (2) */
+    u32 sram_start;                 /* SRAM start address - normally 0x200001 (4) */
+    u32 sram_end;                   /* SRAM end address - start + 2*sram_size (4) */
+    char modem_support[12];         /* Modem Support (24) */
+    char notes[40];                 /* Memo (40) */
+    char region[16];                /* Country Support (16) */
+} rom_header = {
+    "SEGA MEGA DRIVE ",
+    "(C)FLEMTEAM 2013",
+    "SAMPLE PROGRAM                                  ",
+    "SAMPLE PROGRAM                                  ",
+    "GM 00000000-00",
+    0x0000,
+    "JD              ",
+    0x00000000,
+    0x00100000,
+    0x00FF0000,
+    0x00FFFFFF,
+    "  ",
+    0x0000,
+    0x00200000,
+    0x002001FF,
+    "            ",
+    "DEMONSTRATION PROGRAM                   ",
+    "JUE             "
+};
diff --git a/tests/hello_world/boot/sega.s b/tests/hello_world/boot/sega.s
new file mode 100644
index 0000000..9c98070
--- /dev/null
+++ b/tests/hello_world/boot/sega.s
@@ -0,0 +1,469 @@
+.section .text.keepboot
+
+*-------------------------------------------------------
+*
+*       Sega startup code for the GNU Assembler
+*       Translated from:
+*       Sega startup code for the Sozobon C compiler
+*       Written by Paul W. Lee
+*       Modified by Charles Coty
+*       Modified by Stephane Dallongeville
+*
+*-------------------------------------------------------
+
+        .org    0x00000000
+
+_Start_Of_Rom:
+_Vecteurs_68K:
+        dc.l    0x00FFFE00              /* Stack address */
+        dc.l    _Entry_Point            /* Program start address */
+        dc.l    _Bus_Error
+        dc.l    _Address_Error
+        dc.l    _Illegal_Instruction
+        dc.l    _Zero_Divide
+        dc.l    _Chk_Instruction
+        dc.l    _Trapv_Instruction
+        dc.l    _Privilege_Violation
+        dc.l    _Trace
+        dc.l    _Line_1010_Emulation
+        dc.l    _Line_1111_Emulation
+        dc.l     _Error_Exception, _Error_Exception, _Error_Exception, _Error_Exception
+        dc.l     _Error_Exception, _Error_Exception, _Error_Exception, _Error_Exception
+        dc.l     _Error_Exception, _Error_Exception, _Error_Exception, _Error_Exception
+        dc.l    _Error_Exception, _INT, _EXTINT, _INT
+        dc.l    _HINT
+        dc.l    _INT
+        dc.l    _VINT
+        dc.l    _INT
+        dc.l    _INT,_INT,_INT,_INT,_INT,_INT,_INT,_INT
+        dc.l    _INT,_INT,_INT,_INT,_INT,_INT,_INT,_INT
+        dc.l    _INT,_INT,_INT,_INT,_INT,_INT,_INT,_INT
+        dc.l    _INT,_INT,_INT,_INT,_INT,_INT,_INT,_INT
+
+        .incbin "boot/rom_head.bin", 0x10, 0x100
+
+_Entry_Point:
+        move    #0x2700,%sr
+        tst.l   0xa10008
+        bne.s   SkipJoyDetect
+        tst.w   0xa1000c
+SkipJoyDetect:
+        bne.s   SkipSetup
+
+        lea     Table,%a5
+        movem.w (%a5)+,%d5-%d7
+        movem.l (%a5)+,%a0-%a4
+* Check Version Number
+        move.b  -0x10ff(%a1),%d0
+        andi.b  #0x0f,%d0
+        beq.s   WrongVersion
+* Sega Security Code (SEGA)
+        move.l  #0x53454741,0x2f00(%a1)
+WrongVersion:
+        move.w  (%a4),%d0
+        moveq   #0x00,%d0
+        movea.l %d0,%a6
+        move    %a6,%usp
+        move.w  %d7,(%a1)
+        move.w  %d7,(%a2)
+        jmp     Continue
+
+Table:
+        dc.w    0x8000,0x3fff,0x0100
+        dc.l    0xA00000,0xA11100,0xA11200,0xC00000,0xC00004
+
+SkipSetup:
+        move.w  #0,%a7
+        jmp     _reset_entry
+
+Continue:
+
+* clear Genesis RAM
+        lea     0xff0000,%a0
+        moveq   #0,%d0
+        move.w  #0x3FFF,%d1
+
+ClearRam:
+        move.l  %d0,(%a0)+
+        dbra    %d1,ClearRam
+
+* copy initialized variables from ROM to Work RAM
+        lea     _stext,%a0
+        lea     0xFF0000,%a1
+        move.l  #_sdata,%d0
+        lsr.l   #1,%d0
+        beq     NoCopy
+
+        subq.w  #1,%d0
+CopyVar:
+        move.w  (%a0)+,(%a1)+
+        dbra    %d0,CopyVar
+
+NoCopy:
+
+* Jump to initialisation process...
+
+        move.w  #0,%a7
+        jmp     _start_entry
+
+
+*------------------------------------------------
+*
+*       interrupt functions
+*
+*------------------------------------------------
+
+registersDump:
+        move.l %d0,registerState+0
+        move.l %d1,registerState+4
+        move.l %d2,registerState+8
+        move.l %d3,registerState+12
+        move.l %d4,registerState+16
+        move.l %d5,registerState+20
+        move.l %d6,registerState+24
+        move.l %d7,registerState+28
+        move.l %a0,registerState+32
+        move.l %a1,registerState+36
+        move.l %a2,registerState+40
+        move.l %a3,registerState+44
+        move.l %a4,registerState+48
+        move.l %a5,registerState+52
+        move.l %a6,registerState+56
+        move.l %a7,registerState+60
+        rts
+
+busAddressErrorDump:
+        move.w 4(%sp),ext1State
+        move.l 6(%sp),addrState
+        move.w 10(%sp),ext2State
+        move.w 12(%sp),srState
+        move.l 14(%sp),pcState
+        jmp registersDump
+
+exception4WDump:
+        move.w 4(%sp),srState
+        move.l 6(%sp),pcState
+        move.w 10(%sp),ext1State
+        jmp registersDump
+
+exceptionDump:
+        move.w 4(%sp),srState
+        move.l 6(%sp),pcState
+        jmp registersDump
+
+
+_Bus_Error:
+        jsr busAddressErrorDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  busErrorCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Address_Error:
+        jsr busAddressErrorDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  addressErrorCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Illegal_Instruction:
+        jsr exception4WDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  illegalInstCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Zero_Divide:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  zeroDivideCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Chk_Instruction:
+        jsr exception4WDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  chkInstCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Trapv_Instruction:
+        jsr exception4WDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  trapvInstCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Privilege_Violation:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  privilegeViolationCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Trace:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  traceCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Line_1010_Emulation:
+_Line_1111_Emulation:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  line1x1xCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Error_Exception:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  errorExceptionCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_INT:
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  intCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_EXTINT:
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  internalExtIntCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_HINT:
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  internalHIntCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_VINT:
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  internalVIntCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+*------------------------------------------------
+*
+* Copyright (c) 1988 by Sozobon, Limited.  Author: Johann Ruegg
+*
+* Permission is granted to anyone to use this software for any purpose
+* on any computer system, and to redistribute it freely, with the
+* following restrictions:
+* 1) No charge may be made other than reasonable charges for reproduction.
+* 2) Modified versions must be clearly marked as such.
+* 3) The authors are not responsible for any harmful consequences
+*    of using this software, even if they result from defects in it.
+*
+*------------------------------------------------
+
+ldiv:
+        move.l  4(%a7),%d0
+        bpl     ld1
+        neg.l   %d0
+ld1:
+        move.l  8(%a7),%d1
+        bpl     ld2
+        neg.l   %d1
+        eor.b   #0x80,4(%a7)
+ld2:
+        bsr     i_ldiv          /* d0 = d0/d1 */
+        tst.b   4(%a7)
+        bpl     ld3
+        neg.l   %d0
+ld3:
+        rts
+
+lmul:
+        move.l  4(%a7),%d0
+        bpl     lm1
+        neg.l   %d0
+lm1:
+        move.l  8(%a7),%d1
+        bpl     lm2
+        neg.l   %d1
+        eor.b   #0x80,4(%a7)
+lm2:
+        bsr     i_lmul          /* d0 = d0*d1 */
+        tst.b   4(%a7)
+        bpl     lm3
+        neg.l   %d0
+lm3:
+        rts
+
+lrem:
+        move.l  4(%a7),%d0
+        bpl     lr1
+        neg.l   %d0
+lr1:
+        move.l  8(%a7),%d1
+        bpl     lr2
+        neg.l   %d1
+lr2:
+        bsr     i_ldiv          /* d1 = d0%d1 */
+        move.l  %d1,%d0
+        tst.b   4(%a7)
+        bpl     lr3
+        neg.l   %d0
+lr3:
+        rts
+
+ldivu:
+        move.l  4(%a7),%d0
+        move.l  8(%a7),%d1
+        bsr     i_ldiv
+        rts
+
+lmulu:
+        move.l  4(%a7),%d0
+        move.l  8(%a7),%d1
+        bsr     i_lmul
+        rts
+
+lremu:
+        move.l  4(%a7),%d0
+        move.l  8(%a7),%d1
+        bsr     i_ldiv
+        move.l  %d1,%d0
+        rts
+*
+* A in d0, B in d1, return A*B in d0
+*
+i_lmul:
+        move.l  %d3,%a2           /* save d3 */
+        move.w  %d1,%d2
+        mulu    %d0,%d2           /* d2 = Al * Bl */
+
+        move.l  %d1,%d3
+        swap    %d3
+        mulu    %d0,%d3           /* d3 = Al * Bh */
+
+        swap    %d0
+        mulu    %d1,%d0           /* d0 = Ah * Bl */
+
+        add.l   %d3,%d0           /* d0 = (Ah*Bl + Al*Bh) */
+        swap    %d0
+        clr.w   %d0               /* d0 = (Ah*Bl + Al*Bh) << 16 */
+
+        add.l   %d2,%d0           /* d0 = A*B */
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*
+*A in d0, B in d1, return A/B in d0, A%B in d1
+*
+i_ldiv:
+        tst.l   %d1
+        bne     nz1
+
+*       divide by zero
+*       divu    #0,%d0            /* cause trap */
+        move.l  #0x80000000,%d0
+        move.l  %d0,%d1
+        rts
+nz1:
+        move.l  %d3,%a2           /* save d3 */
+        cmp.l   %d1,%d0
+        bhi     norm
+        beq     is1
+*       A<B, so ret 0, rem A
+        move.l  %d0,%d1
+        clr.l   %d0
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*       A==B, so ret 1, rem 0
+is1:
+        moveq.l #1,%d0
+        clr.l   %d1
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*       A>B and B is not 0
+norm:
+        cmp.l   #1,%d1
+        bne     not1
+*       B==1, so ret A, rem 0
+        clr.l   %d1
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*  check for A short (implies B short also)
+not1:
+        cmp.l   #0xffff,%d0
+        bhi     slow
+*  A short and B short -- use 'divu'
+        divu    %d1,%d0           /* d0 = REM:ANS */
+        swap    %d0               /* d0 = ANS:REM */
+        clr.l   %d1
+        move.w  %d0,%d1           /* d1 = REM */
+        clr.w   %d0
+        swap    %d0
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+* check for B short
+slow:
+        cmp.l   #0xffff,%d1
+        bhi     slower
+* A long and B short -- use special stuff from gnu
+        move.l  %d0,%d2
+        clr.w   %d2
+        swap    %d2
+        divu    %d1,%d2           /* d2 = REM:ANS of Ahi/B */
+        clr.l   %d3
+        move.w  %d2,%d3           /* d3 = Ahi/B */
+        swap    %d3
+
+        move.w  %d0,%d2           /* d2 = REM << 16 + Alo */
+        divu    %d1,%d2           /* d2 = REM:ANS of stuff/B */
+
+        move.l  %d2,%d1
+        clr.w   %d1
+        swap    %d1               /* d1 = REM */
+
+        clr.l   %d0
+        move.w  %d2,%d0
+        add.l   %d3,%d0           /* d0 = ANS */
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*       A>B, B > 1
+slower:
+        move.l  #1,%d2
+        clr.l   %d3
+moreadj:
+        cmp.l   %d0,%d1
+        bhs     adj
+        add.l   %d2,%d2
+        add.l   %d1,%d1
+        bpl     moreadj
+* we shifted B until its >A or sign bit set
+* we shifted #1 (d2) along with it
+adj:
+        cmp.l   %d0,%d1
+        bhi     ltuns
+        or.l    %d2,%d3
+        sub.l   %d1,%d0
+ltuns:
+        lsr.l   #1,%d1
+        lsr.l   #1,%d2
+        bne     adj
+* d3=answer, d0=rem
+        move.l  %d0,%d1
+        move.l  %d3,%d0
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+
diff --git a/tests/hello_world/builtit.sh b/tests/hello_world/builtit.sh
new file mode 100755
index 0000000..d33a7c7
--- /dev/null
+++ b/tests/hello_world/builtit.sh
@@ -0,0 +1,4 @@
+#!/bin/sh
+
+CURDIR=${PWD}
+cd ../.. && make clean && make install && cd ${CURDIR} && make clean && make && gens out.bin
diff --git a/tests/hello_world/main.c b/tests/hello_world/main.c
new file mode 100644
index 0000000..31d4b98
--- /dev/null
+++ b/tests/hello_world/main.c
@@ -0,0 +1,13 @@
+#include "blast.h"
+
+int main( )
+{
+    blast_init();
+    VDP_drawText("Hello World!", 1, 1);
+
+    while(1)
+    {
+        VDP_waitVSync();
+    }
+    return 0;
+}
diff --git a/tests/map_n_spr_test/Makefile b/tests/map_n_spr_test/Makefile
new file mode 120000
index 0000000..6954742
--- /dev/null
+++ b/tests/map_n_spr_test/Makefile
@@ -0,0 +1 @@
+../../mkfiles/Makefile.sgdk1_51
\ No newline at end of file
diff --git a/tests/map_n_spr_test/boot/rom_head.c b/tests/map_n_spr_test/boot/rom_head.c
new file mode 100644
index 0000000..451564b
--- /dev/null
+++ b/tests/map_n_spr_test/boot/rom_head.c
@@ -0,0 +1,43 @@
+#include "types.h"
+
+
+const struct
+{
+    char console[16];               /* Console Name (16) */
+    char copyright[16];             /* Copyright Information (16) */
+    char title_local[48];           /* Domestic Name (48) */
+    char title_int[48];             /* Overseas Name (48) */
+    char serial[14];                /* Serial Number (2, 12) */
+    u16 checksum;                   /* Checksum (2) */
+    char IOSupport[16];             /* I/O Support (16) */
+    u32 rom_start;                  /* ROM Start Address (4) */
+    u32 rom_end;                    /* ROM End Address (4) */
+    u32 ram_start;                  /* Start of Backup RAM (4) */
+    u32 ram_end;                    /* End of Backup RAM (4) */
+    char sram_sig[2];               /* "RA" for save ram (2) */
+    u16 sram_type;                  /* 0xF820 for save ram on odd bytes (2) */
+    u32 sram_start;                 /* SRAM start address - normally 0x200001 (4) */
+    u32 sram_end;                   /* SRAM end address - start + 2*sram_size (4) */
+    char modem_support[12];         /* Modem Support (24) */
+    char notes[40];                 /* Memo (40) */
+    char region[16];                /* Country Support (16) */
+} rom_header = {
+    "SEGA MEGA DRIVE ",
+    "(C)FLEMTEAM 2013",
+    "SAMPLE PROGRAM                                  ",
+    "SAMPLE PROGRAM                                  ",
+    "GM 00000000-00",
+    0x0000,
+    "JD              ",
+    0x00000000,
+    0x00100000,
+    0x00FF0000,
+    0x00FFFFFF,
+    "  ",
+    0x0000,
+    0x00200000,
+    0x002001FF,
+    "            ",
+    "DEMONSTRATION PROGRAM                   ",
+    "JUE             "
+};
diff --git a/tests/map_n_spr_test/boot/sega.s b/tests/map_n_spr_test/boot/sega.s
new file mode 100644
index 0000000..9c98070
--- /dev/null
+++ b/tests/map_n_spr_test/boot/sega.s
@@ -0,0 +1,469 @@
+.section .text.keepboot
+
+*-------------------------------------------------------
+*
+*       Sega startup code for the GNU Assembler
+*       Translated from:
+*       Sega startup code for the Sozobon C compiler
+*       Written by Paul W. Lee
+*       Modified by Charles Coty
+*       Modified by Stephane Dallongeville
+*
+*-------------------------------------------------------
+
+        .org    0x00000000
+
+_Start_Of_Rom:
+_Vecteurs_68K:
+        dc.l    0x00FFFE00              /* Stack address */
+        dc.l    _Entry_Point            /* Program start address */
+        dc.l    _Bus_Error
+        dc.l    _Address_Error
+        dc.l    _Illegal_Instruction
+        dc.l    _Zero_Divide
+        dc.l    _Chk_Instruction
+        dc.l    _Trapv_Instruction
+        dc.l    _Privilege_Violation
+        dc.l    _Trace
+        dc.l    _Line_1010_Emulation
+        dc.l    _Line_1111_Emulation
+        dc.l     _Error_Exception, _Error_Exception, _Error_Exception, _Error_Exception
+        dc.l     _Error_Exception, _Error_Exception, _Error_Exception, _Error_Exception
+        dc.l     _Error_Exception, _Error_Exception, _Error_Exception, _Error_Exception
+        dc.l    _Error_Exception, _INT, _EXTINT, _INT
+        dc.l    _HINT
+        dc.l    _INT
+        dc.l    _VINT
+        dc.l    _INT
+        dc.l    _INT,_INT,_INT,_INT,_INT,_INT,_INT,_INT
+        dc.l    _INT,_INT,_INT,_INT,_INT,_INT,_INT,_INT
+        dc.l    _INT,_INT,_INT,_INT,_INT,_INT,_INT,_INT
+        dc.l    _INT,_INT,_INT,_INT,_INT,_INT,_INT,_INT
+
+        .incbin "boot/rom_head.bin", 0x10, 0x100
+
+_Entry_Point:
+        move    #0x2700,%sr
+        tst.l   0xa10008
+        bne.s   SkipJoyDetect
+        tst.w   0xa1000c
+SkipJoyDetect:
+        bne.s   SkipSetup
+
+        lea     Table,%a5
+        movem.w (%a5)+,%d5-%d7
+        movem.l (%a5)+,%a0-%a4
+* Check Version Number
+        move.b  -0x10ff(%a1),%d0
+        andi.b  #0x0f,%d0
+        beq.s   WrongVersion
+* Sega Security Code (SEGA)
+        move.l  #0x53454741,0x2f00(%a1)
+WrongVersion:
+        move.w  (%a4),%d0
+        moveq   #0x00,%d0
+        movea.l %d0,%a6
+        move    %a6,%usp
+        move.w  %d7,(%a1)
+        move.w  %d7,(%a2)
+        jmp     Continue
+
+Table:
+        dc.w    0x8000,0x3fff,0x0100
+        dc.l    0xA00000,0xA11100,0xA11200,0xC00000,0xC00004
+
+SkipSetup:
+        move.w  #0,%a7
+        jmp     _reset_entry
+
+Continue:
+
+* clear Genesis RAM
+        lea     0xff0000,%a0
+        moveq   #0,%d0
+        move.w  #0x3FFF,%d1
+
+ClearRam:
+        move.l  %d0,(%a0)+
+        dbra    %d1,ClearRam
+
+* copy initialized variables from ROM to Work RAM
+        lea     _stext,%a0
+        lea     0xFF0000,%a1
+        move.l  #_sdata,%d0
+        lsr.l   #1,%d0
+        beq     NoCopy
+
+        subq.w  #1,%d0
+CopyVar:
+        move.w  (%a0)+,(%a1)+
+        dbra    %d0,CopyVar
+
+NoCopy:
+
+* Jump to initialisation process...
+
+        move.w  #0,%a7
+        jmp     _start_entry
+
+
+*------------------------------------------------
+*
+*       interrupt functions
+*
+*------------------------------------------------
+
+registersDump:
+        move.l %d0,registerState+0
+        move.l %d1,registerState+4
+        move.l %d2,registerState+8
+        move.l %d3,registerState+12
+        move.l %d4,registerState+16
+        move.l %d5,registerState+20
+        move.l %d6,registerState+24
+        move.l %d7,registerState+28
+        move.l %a0,registerState+32
+        move.l %a1,registerState+36
+        move.l %a2,registerState+40
+        move.l %a3,registerState+44
+        move.l %a4,registerState+48
+        move.l %a5,registerState+52
+        move.l %a6,registerState+56
+        move.l %a7,registerState+60
+        rts
+
+busAddressErrorDump:
+        move.w 4(%sp),ext1State
+        move.l 6(%sp),addrState
+        move.w 10(%sp),ext2State
+        move.w 12(%sp),srState
+        move.l 14(%sp),pcState
+        jmp registersDump
+
+exception4WDump:
+        move.w 4(%sp),srState
+        move.l 6(%sp),pcState
+        move.w 10(%sp),ext1State
+        jmp registersDump
+
+exceptionDump:
+        move.w 4(%sp),srState
+        move.l 6(%sp),pcState
+        jmp registersDump
+
+
+_Bus_Error:
+        jsr busAddressErrorDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  busErrorCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Address_Error:
+        jsr busAddressErrorDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  addressErrorCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Illegal_Instruction:
+        jsr exception4WDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  illegalInstCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Zero_Divide:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  zeroDivideCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Chk_Instruction:
+        jsr exception4WDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  chkInstCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Trapv_Instruction:
+        jsr exception4WDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  trapvInstCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Privilege_Violation:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  privilegeViolationCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Trace:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  traceCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Line_1010_Emulation:
+_Line_1111_Emulation:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  line1x1xCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Error_Exception:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  errorExceptionCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_INT:
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  intCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_EXTINT:
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  internalExtIntCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_HINT:
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  internalHIntCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_VINT:
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  internalVIntCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+*------------------------------------------------
+*
+* Copyright (c) 1988 by Sozobon, Limited.  Author: Johann Ruegg
+*
+* Permission is granted to anyone to use this software for any purpose
+* on any computer system, and to redistribute it freely, with the
+* following restrictions:
+* 1) No charge may be made other than reasonable charges for reproduction.
+* 2) Modified versions must be clearly marked as such.
+* 3) The authors are not responsible for any harmful consequences
+*    of using this software, even if they result from defects in it.
+*
+*------------------------------------------------
+
+ldiv:
+        move.l  4(%a7),%d0
+        bpl     ld1
+        neg.l   %d0
+ld1:
+        move.l  8(%a7),%d1
+        bpl     ld2
+        neg.l   %d1
+        eor.b   #0x80,4(%a7)
+ld2:
+        bsr     i_ldiv          /* d0 = d0/d1 */
+        tst.b   4(%a7)
+        bpl     ld3
+        neg.l   %d0
+ld3:
+        rts
+
+lmul:
+        move.l  4(%a7),%d0
+        bpl     lm1
+        neg.l   %d0
+lm1:
+        move.l  8(%a7),%d1
+        bpl     lm2
+        neg.l   %d1
+        eor.b   #0x80,4(%a7)
+lm2:
+        bsr     i_lmul          /* d0 = d0*d1 */
+        tst.b   4(%a7)
+        bpl     lm3
+        neg.l   %d0
+lm3:
+        rts
+
+lrem:
+        move.l  4(%a7),%d0
+        bpl     lr1
+        neg.l   %d0
+lr1:
+        move.l  8(%a7),%d1
+        bpl     lr2
+        neg.l   %d1
+lr2:
+        bsr     i_ldiv          /* d1 = d0%d1 */
+        move.l  %d1,%d0
+        tst.b   4(%a7)
+        bpl     lr3
+        neg.l   %d0
+lr3:
+        rts
+
+ldivu:
+        move.l  4(%a7),%d0
+        move.l  8(%a7),%d1
+        bsr     i_ldiv
+        rts
+
+lmulu:
+        move.l  4(%a7),%d0
+        move.l  8(%a7),%d1
+        bsr     i_lmul
+        rts
+
+lremu:
+        move.l  4(%a7),%d0
+        move.l  8(%a7),%d1
+        bsr     i_ldiv
+        move.l  %d1,%d0
+        rts
+*
+* A in d0, B in d1, return A*B in d0
+*
+i_lmul:
+        move.l  %d3,%a2           /* save d3 */
+        move.w  %d1,%d2
+        mulu    %d0,%d2           /* d2 = Al * Bl */
+
+        move.l  %d1,%d3
+        swap    %d3
+        mulu    %d0,%d3           /* d3 = Al * Bh */
+
+        swap    %d0
+        mulu    %d1,%d0           /* d0 = Ah * Bl */
+
+        add.l   %d3,%d0           /* d0 = (Ah*Bl + Al*Bh) */
+        swap    %d0
+        clr.w   %d0               /* d0 = (Ah*Bl + Al*Bh) << 16 */
+
+        add.l   %d2,%d0           /* d0 = A*B */
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*
+*A in d0, B in d1, return A/B in d0, A%B in d1
+*
+i_ldiv:
+        tst.l   %d1
+        bne     nz1
+
+*       divide by zero
+*       divu    #0,%d0            /* cause trap */
+        move.l  #0x80000000,%d0
+        move.l  %d0,%d1
+        rts
+nz1:
+        move.l  %d3,%a2           /* save d3 */
+        cmp.l   %d1,%d0
+        bhi     norm
+        beq     is1
+*       A<B, so ret 0, rem A
+        move.l  %d0,%d1
+        clr.l   %d0
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*       A==B, so ret 1, rem 0
+is1:
+        moveq.l #1,%d0
+        clr.l   %d1
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*       A>B and B is not 0
+norm:
+        cmp.l   #1,%d1
+        bne     not1
+*       B==1, so ret A, rem 0
+        clr.l   %d1
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*  check for A short (implies B short also)
+not1:
+        cmp.l   #0xffff,%d0
+        bhi     slow
+*  A short and B short -- use 'divu'
+        divu    %d1,%d0           /* d0 = REM:ANS */
+        swap    %d0               /* d0 = ANS:REM */
+        clr.l   %d1
+        move.w  %d0,%d1           /* d1 = REM */
+        clr.w   %d0
+        swap    %d0
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+* check for B short
+slow:
+        cmp.l   #0xffff,%d1
+        bhi     slower
+* A long and B short -- use special stuff from gnu
+        move.l  %d0,%d2
+        clr.w   %d2
+        swap    %d2
+        divu    %d1,%d2           /* d2 = REM:ANS of Ahi/B */
+        clr.l   %d3
+        move.w  %d2,%d3           /* d3 = Ahi/B */
+        swap    %d3
+
+        move.w  %d0,%d2           /* d2 = REM << 16 + Alo */
+        divu    %d1,%d2           /* d2 = REM:ANS of stuff/B */
+
+        move.l  %d2,%d1
+        clr.w   %d1
+        swap    %d1               /* d1 = REM */
+
+        clr.l   %d0
+        move.w  %d2,%d0
+        add.l   %d3,%d0           /* d0 = ANS */
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*       A>B, B > 1
+slower:
+        move.l  #1,%d2
+        clr.l   %d3
+moreadj:
+        cmp.l   %d0,%d1
+        bhs     adj
+        add.l   %d2,%d2
+        add.l   %d1,%d1
+        bpl     moreadj
+* we shifted B until its >A or sign bit set
+* we shifted #1 (d2) along with it
+adj:
+        cmp.l   %d0,%d1
+        bhi     ltuns
+        or.l    %d2,%d3
+        sub.l   %d1,%d0
+ltuns:
+        lsr.l   #1,%d1
+        lsr.l   #1,%d2
+        bne     adj
+* d3=answer, d0=rem
+        move.l  %d0,%d1
+        move.l  %d3,%d0
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+
diff --git a/tests/map_n_spr_test/builtit.sh b/tests/map_n_spr_test/builtit.sh
new file mode 100755
index 0000000..d33a7c7
--- /dev/null
+++ b/tests/map_n_spr_test/builtit.sh
@@ -0,0 +1,4 @@
+#!/bin/sh
+
+CURDIR=${PWD}
+cd ../.. && make clean && make install && cd ${CURDIR} && make clean && make && gens out.bin
diff --git a/tests/map_n_spr_test/main.c b/tests/map_n_spr_test/main.c
new file mode 100644
index 0000000..6ac2f19
--- /dev/null
+++ b/tests/map_n_spr_test/main.c
@@ -0,0 +1,154 @@
+#include "blast.h"
+#include "images.h"
+#include "terrain_map1.h"
+
+u16 terrain_tile_offset;
+blastmap terrain1map;
+
+char str[10];
+
+#define SPR_NBTILES 4   //tiles needed for our sprite
+
+//const is used to keep tile in ROM, not in RAM
+const u32 spriteTiles[SPR_NBTILES*8]=
+{
+        0x00001111, //Tile Top Left
+        0x00001111,
+        0x00111144,
+        0x00111144,
+        0x11112244,
+        0x11112244,
+        0x11112244,
+        0x11112244,
+
+        0x11112222, //Tile Bottom Left
+        0x11112222,
+        0x11112222,
+        0x11112222,
+        0x00111122,
+        0x00111122,
+        0x00001111,
+        0x00001111,
+
+        0x11110000, //Tile Top Right
+        0x11110000,
+        0x44111100,
+        0x44111100,
+        0x44221111,
+        0x44221111,
+        0x44221111,
+        0x44221111,
+
+        0x22221111, //Tile Bottom Right
+        0x22221111,
+        0x22221111,
+        0x22221111,
+        0x22111100,
+        0x22111100,
+        0x11110000,
+        0x11110000
+};
+
+#define DEBUG 1
+int main( )
+{
+    spritedef mySprite;
+    u16 sprite_idx = 0;
+
+    //u8* colls;
+    u16 sprite_bmp_offset = 1;
+    u16 movestate = 0;
+
+    blast_init();
+  
+    //ind = TILE_USERINDEX+sprite_bmp_offset;
+   
+    uintToStr(terrain1.tileset->compression, str, 3);
+    VDP_drawText(str, 5, 5);
+
+    u16 ind = TILE_USERINDEX;
+    //VDP_drawImageEx(PLAN_B, &terrain1, TILE_ATTR_FULL(PAL0, FALSE, FALSE, FALSE, ind), 0, 0, FALSE, TRUE);
+    
+    /*
+    VDP_loadTileData(terrain1.tileset->tiles, 
+            TILE_ATTR_FULL(PAL0, TRUE, FALSE, FALSE, ind), 
+            terrain1.tileset->numTile, 0);
+    //VDP_setMap(PLAN_B, terrain1.map, ind, 0, 0);
+    VDP_loadTileSet((TileSet*)terrain1.tileset, ind & TILE_INDEX_MASK, TRUE);
+    blastmap_init(&terrain1map, &terrain1_map, (u16*)terrain1.map->tilemap, ind, PLAN_B);
+    load_visible_map(&terrain1map,0,0);
+    
+
+
+    */ 
+    VDP_setPalette(PAL0, (u16*)terrain1.palette->data);
+    //ind += terrain1.tileset->numTile;
+    //terrain_tile_offset = ind;
+  
+    //VDP_drawText(str, 5, 5);
+
+    //VDP_loadTileSet(&(terrain1.tileset), ind, COMPRESSION_NONE);
+    //ind += terrain1.tileset->numTile;
+    //terrain_tile_offset = ind;
+
+    /*
+    terrain_tile_offset = load_bmp(
+            (u32*) terrain1.tileset->tiles,
+            terrain1.map->w,
+            terrain1.map->h
+    );
+    */
+#ifdef DEBUG
+    terrain_tile_offset = load_img(&terrain1);
+    VDP_setPalette(PAL0, (u16*)terrain1.palette->data);
+
+    blastmap_init(&terrain1map, &terrain1_map, (u16*)terrain1.tilemap->tilemap, terrain_tile_offset, BG_A);
+    load_visible_map(&terrain1map,0,0);
+   
+    uintToStr(terrain1.tileset->numTile,str,3);
+   
+    sprite_bmp_offset = load_tile(
+           (u32*) spriteTiles,
+           32,
+           8
+    );
+
+    sprite_idx = sprite_init(
+            &mySprite, 
+            sprite_bmp_offset, 
+            1, 
+            0, 
+            64,  
+            2, 
+            2, 
+            PAL0 
+    );
+#endif
+
+    while(1)
+    {
+        VDP_drawText("map and sprite test", 2, 2);
+        switch(movestate) {
+            case 0:
+                mySprite.posy++;
+                //mySprite.posx++;
+                if(mySprite.posy > 180){
+                    movestate=1;
+                }
+                break;
+            case 1:
+                mySprite.posy--;
+                //mySprite.posx--;
+                if(mySprite.posy < 5){
+                    movestate=0;
+                }
+                break;
+        }
+        if((mySprite.posy % 2) == 0) {
+            mySprite.posx++;
+        }
+        VDP_waitVSync();
+
+    }
+    return 0;
+}
diff --git a/tests/map_n_spr_test/res/images.res b/tests/map_n_spr_test/res/images.res
new file mode 100644
index 0000000..c34b8c0
--- /dev/null
+++ b/tests/map_n_spr_test/res/images.res
@@ -0,0 +1 @@
+IMAGE terrain1 "terrain1.bmp" 0
diff --git a/tests/map_n_spr_test/res/terrain1.bmp b/tests/map_n_spr_test/res/terrain1.bmp
new file mode 100644
index 0000000..fb825f2
Binary files /dev/null and b/tests/map_n_spr_test/res/terrain1.bmp differ
diff --git a/tests/map_n_spr_test/res/terrain1.tmx b/tests/map_n_spr_test/res/terrain1.tmx
new file mode 100644
index 0000000..8fd204e
--- /dev/null
+++ b/tests/map_n_spr_test/res/terrain1.tmx
@@ -0,0 +1,124 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<map version="1.0" orientation="orthogonal" width="64" height="64" tilewidth="8" tileheight="8">
+ <tileset firstgid="1" name="terrain1" tilewidth="8" tileheight="8">
+  <image source="terrain1.bmp" trans="000000" width="80" height="8"/>
+  <tile id="0">
+   <properties>
+    <property name="collision" value="1"/>
+   </properties>
+  </tile>
+  <tile id="1">
+   <properties>
+    <property name="collision" value="0"/>
+   </properties>
+  </tile>
+  <tile id="2">
+   <properties>
+    <property name="collision" value="1"/>
+   </properties>
+  </tile>
+  <tile id="3">
+   <properties>
+    <property name="collision" value="8"/>
+   </properties>
+  </tile>
+  <tile id="4">
+   <properties>
+    <property name="collision" value="4"/>
+   </properties>
+  </tile>
+  <tile id="5">
+   <properties>
+    <property name="collision" value="2"/>
+   </properties>
+  </tile>
+  <tile id="6">
+   <properties>
+    <property name="collision" value="16"/>
+   </properties>
+  </tile>
+  <tile id="7">
+   <properties>
+    <property name="collision" value="0"/>
+   </properties>
+  </tile>
+  <tile id="8">
+   <properties>
+    <property name="collision" value="1"/>
+   </properties>
+  </tile>
+  <tile id="9">
+   <properties>
+    <property name="collision" value="0"/>
+   </properties>
+  </tile>
+ </tileset>
+ <layer name="Tile Layer 1" width="64" height="64">
+  <data encoding="csv">
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,
+2,2,2,1,1,1,1,1,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,1,1,1,4,1,7,1,1,2,2,2,2,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,1,2,2,2,2,2,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,
+2,2,2,2,2,2,2,2,2,2,1,1,1,1,1,1,1,1,2,2,2,2,2,6,2,2,2,2,2,2,5,2,2,2,2,2,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,2,
+2,2,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,1,2,2,2,2,2,6,2,2,2,2,2,2,5,2,2,2,2,2,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,2,2,
+2,2,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,1,2,2,2,2,2,5,2,2,2,2,2,2,6,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,1,2,2,2,2,2,5,2,2,2,2,2,2,6,2,2,2,2,2,2,2,2,2,2,2,9,9,2,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,2,2,2,2,
+2,1,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,1,2,2,2,2,2,1,2,2,2,2,2,2,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,9,9,9,9,9,9,9,9,2,2,2,2,
+2,1,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,1,2,2,2,2,2,1,1,4,4,7,7,1,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,9,9,2,9,9,9,9,2,2,2,2,
+1,1,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,2,2,9,9,9,9,2,2,2,2,
+1,1,2,2,2,2,2,2,2,2,1,1,1,2,2,1,1,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,2,2,2,2,9,9,9,9,9,2,2,2,
+2,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,2,2,2,
+2,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,9,
+2,2,2,2,2,2,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,
+2,2,2,2,3,3,3,2,2,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,9,9,9,9,9,
+2,2,2,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,9,9,9,
+2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,9,9,9,
+2,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,10,10,10,9,9,9,
+2,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,10,10,10,10,9,9,
+2,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,10,10,10,10,10,10,9,9,
+2,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,10,10,10,10,10,10,10,9,9,
+3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,9,9,
+3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,9,9,
+3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,9,
+3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,3,3,10,10,10,10,10,10,10,9,
+3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,3,3,10,10,10,10,10,10,10,9,
+3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,10,10,10,10,10,10,10,10,10,3,3,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,9,
+3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,3,3,3,3,3,3,2,2,10,10,10,10,10,10,10,10,10,10,10,3,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,9,
+3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3,3,3,3,2,10,10,10,10,10,10,10,10,10,10,3,3,3,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,9,
+3,3,3,3,3,3,3,2,2,2,2,2,3,3,3,3,3,2,2,2,2,2,2,2,3,3,3,3,3,3,10,10,10,3,3,3,3,3,3,3,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,9,9,
+3,3,3,3,2,2,2,2,2,2,2,2,2,3,3,3,3,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,10,10,10,10,10,3,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,9,9,
+3,3,3,2,2,2,2,2,2,2,2,2,2,3,3,3,3,2,2,2,2,2,2,2,3,3,3,3,3,10,10,10,10,10,10,10,10,10,10,3,3,3,3,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,2,2,2,2,
+3,3,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,2,2,2,2,2,3,3,3,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,3,10,10,10,10,10,10,10,10,10,10,10,10,10,10,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,10,2,2,2,2,2,2,10,10,10,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,2,2,2,2,2,2,2,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,3,3,3,2,2,2,2,2,2,2,2,2,2,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,
+2,1,1,1,1,1,1,2,2,2,2,3,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,
+2,1,2,2,2,2,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,
+2,1,2,2,2,2,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,
+2,1,2,2,2,2,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,
+2,1,1,2,2,1,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,
+2,1,1,2,2,1,1,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,1,1,1,1,1,1,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,3,2,3,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,2,1,1,1,1,1,1,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,3,2,2,2,2,2,2,2,2,2,2,2,2,2,1,1,1,1,1,1,2,
+2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,2,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,1,1,1,1,1,1,2,
+2,2,2,2,2,2,2,2,3,3,3,3,2,2,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,2,2,2,2,2,2,2,2,2,2,2,9,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,9,9,9,2,2,2,2,2,9,9,9,9,9,9,9,2,2,2,2,2,2,2,2,9,9,9,9,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,9,2,2,9,9,
+9,9,2,2,2,2,2,2,2,2,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9
+</data>
+ </layer>
+</map>
diff --git a/tests/map_test/Makefile b/tests/map_test/Makefile
new file mode 120000
index 0000000..6954742
--- /dev/null
+++ b/tests/map_test/Makefile
@@ -0,0 +1 @@
+../../mkfiles/Makefile.sgdk1_51
\ No newline at end of file
diff --git a/tests/map_test/boot/rom_head.c b/tests/map_test/boot/rom_head.c
new file mode 100644
index 0000000..451564b
--- /dev/null
+++ b/tests/map_test/boot/rom_head.c
@@ -0,0 +1,43 @@
+#include "types.h"
+
+
+const struct
+{
+    char console[16];               /* Console Name (16) */
+    char copyright[16];             /* Copyright Information (16) */
+    char title_local[48];           /* Domestic Name (48) */
+    char title_int[48];             /* Overseas Name (48) */
+    char serial[14];                /* Serial Number (2, 12) */
+    u16 checksum;                   /* Checksum (2) */
+    char IOSupport[16];             /* I/O Support (16) */
+    u32 rom_start;                  /* ROM Start Address (4) */
+    u32 rom_end;                    /* ROM End Address (4) */
+    u32 ram_start;                  /* Start of Backup RAM (4) */
+    u32 ram_end;                    /* End of Backup RAM (4) */
+    char sram_sig[2];               /* "RA" for save ram (2) */
+    u16 sram_type;                  /* 0xF820 for save ram on odd bytes (2) */
+    u32 sram_start;                 /* SRAM start address - normally 0x200001 (4) */
+    u32 sram_end;                   /* SRAM end address - start + 2*sram_size (4) */
+    char modem_support[12];         /* Modem Support (24) */
+    char notes[40];                 /* Memo (40) */
+    char region[16];                /* Country Support (16) */
+} rom_header = {
+    "SEGA MEGA DRIVE ",
+    "(C)FLEMTEAM 2013",
+    "SAMPLE PROGRAM                                  ",
+    "SAMPLE PROGRAM                                  ",
+    "GM 00000000-00",
+    0x0000,
+    "JD              ",
+    0x00000000,
+    0x00100000,
+    0x00FF0000,
+    0x00FFFFFF,
+    "  ",
+    0x0000,
+    0x00200000,
+    0x002001FF,
+    "            ",
+    "DEMONSTRATION PROGRAM                   ",
+    "JUE             "
+};
diff --git a/tests/map_test/boot/sega.s b/tests/map_test/boot/sega.s
new file mode 100644
index 0000000..9c98070
--- /dev/null
+++ b/tests/map_test/boot/sega.s
@@ -0,0 +1,469 @@
+.section .text.keepboot
+
+*-------------------------------------------------------
+*
+*       Sega startup code for the GNU Assembler
+*       Translated from:
+*       Sega startup code for the Sozobon C compiler
+*       Written by Paul W. Lee
+*       Modified by Charles Coty
+*       Modified by Stephane Dallongeville
+*
+*-------------------------------------------------------
+
+        .org    0x00000000
+
+_Start_Of_Rom:
+_Vecteurs_68K:
+        dc.l    0x00FFFE00              /* Stack address */
+        dc.l    _Entry_Point            /* Program start address */
+        dc.l    _Bus_Error
+        dc.l    _Address_Error
+        dc.l    _Illegal_Instruction
+        dc.l    _Zero_Divide
+        dc.l    _Chk_Instruction
+        dc.l    _Trapv_Instruction
+        dc.l    _Privilege_Violation
+        dc.l    _Trace
+        dc.l    _Line_1010_Emulation
+        dc.l    _Line_1111_Emulation
+        dc.l     _Error_Exception, _Error_Exception, _Error_Exception, _Error_Exception
+        dc.l     _Error_Exception, _Error_Exception, _Error_Exception, _Error_Exception
+        dc.l     _Error_Exception, _Error_Exception, _Error_Exception, _Error_Exception
+        dc.l    _Error_Exception, _INT, _EXTINT, _INT
+        dc.l    _HINT
+        dc.l    _INT
+        dc.l    _VINT
+        dc.l    _INT
+        dc.l    _INT,_INT,_INT,_INT,_INT,_INT,_INT,_INT
+        dc.l    _INT,_INT,_INT,_INT,_INT,_INT,_INT,_INT
+        dc.l    _INT,_INT,_INT,_INT,_INT,_INT,_INT,_INT
+        dc.l    _INT,_INT,_INT,_INT,_INT,_INT,_INT,_INT
+
+        .incbin "boot/rom_head.bin", 0x10, 0x100
+
+_Entry_Point:
+        move    #0x2700,%sr
+        tst.l   0xa10008
+        bne.s   SkipJoyDetect
+        tst.w   0xa1000c
+SkipJoyDetect:
+        bne.s   SkipSetup
+
+        lea     Table,%a5
+        movem.w (%a5)+,%d5-%d7
+        movem.l (%a5)+,%a0-%a4
+* Check Version Number
+        move.b  -0x10ff(%a1),%d0
+        andi.b  #0x0f,%d0
+        beq.s   WrongVersion
+* Sega Security Code (SEGA)
+        move.l  #0x53454741,0x2f00(%a1)
+WrongVersion:
+        move.w  (%a4),%d0
+        moveq   #0x00,%d0
+        movea.l %d0,%a6
+        move    %a6,%usp
+        move.w  %d7,(%a1)
+        move.w  %d7,(%a2)
+        jmp     Continue
+
+Table:
+        dc.w    0x8000,0x3fff,0x0100
+        dc.l    0xA00000,0xA11100,0xA11200,0xC00000,0xC00004
+
+SkipSetup:
+        move.w  #0,%a7
+        jmp     _reset_entry
+
+Continue:
+
+* clear Genesis RAM
+        lea     0xff0000,%a0
+        moveq   #0,%d0
+        move.w  #0x3FFF,%d1
+
+ClearRam:
+        move.l  %d0,(%a0)+
+        dbra    %d1,ClearRam
+
+* copy initialized variables from ROM to Work RAM
+        lea     _stext,%a0
+        lea     0xFF0000,%a1
+        move.l  #_sdata,%d0
+        lsr.l   #1,%d0
+        beq     NoCopy
+
+        subq.w  #1,%d0
+CopyVar:
+        move.w  (%a0)+,(%a1)+
+        dbra    %d0,CopyVar
+
+NoCopy:
+
+* Jump to initialisation process...
+
+        move.w  #0,%a7
+        jmp     _start_entry
+
+
+*------------------------------------------------
+*
+*       interrupt functions
+*
+*------------------------------------------------
+
+registersDump:
+        move.l %d0,registerState+0
+        move.l %d1,registerState+4
+        move.l %d2,registerState+8
+        move.l %d3,registerState+12
+        move.l %d4,registerState+16
+        move.l %d5,registerState+20
+        move.l %d6,registerState+24
+        move.l %d7,registerState+28
+        move.l %a0,registerState+32
+        move.l %a1,registerState+36
+        move.l %a2,registerState+40
+        move.l %a3,registerState+44
+        move.l %a4,registerState+48
+        move.l %a5,registerState+52
+        move.l %a6,registerState+56
+        move.l %a7,registerState+60
+        rts
+
+busAddressErrorDump:
+        move.w 4(%sp),ext1State
+        move.l 6(%sp),addrState
+        move.w 10(%sp),ext2State
+        move.w 12(%sp),srState
+        move.l 14(%sp),pcState
+        jmp registersDump
+
+exception4WDump:
+        move.w 4(%sp),srState
+        move.l 6(%sp),pcState
+        move.w 10(%sp),ext1State
+        jmp registersDump
+
+exceptionDump:
+        move.w 4(%sp),srState
+        move.l 6(%sp),pcState
+        jmp registersDump
+
+
+_Bus_Error:
+        jsr busAddressErrorDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  busErrorCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Address_Error:
+        jsr busAddressErrorDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  addressErrorCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Illegal_Instruction:
+        jsr exception4WDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  illegalInstCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Zero_Divide:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  zeroDivideCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Chk_Instruction:
+        jsr exception4WDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  chkInstCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Trapv_Instruction:
+        jsr exception4WDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  trapvInstCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Privilege_Violation:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  privilegeViolationCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Trace:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  traceCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Line_1010_Emulation:
+_Line_1111_Emulation:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  line1x1xCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Error_Exception:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  errorExceptionCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_INT:
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  intCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_EXTINT:
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  internalExtIntCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_HINT:
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  internalHIntCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_VINT:
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  internalVIntCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+*------------------------------------------------
+*
+* Copyright (c) 1988 by Sozobon, Limited.  Author: Johann Ruegg
+*
+* Permission is granted to anyone to use this software for any purpose
+* on any computer system, and to redistribute it freely, with the
+* following restrictions:
+* 1) No charge may be made other than reasonable charges for reproduction.
+* 2) Modified versions must be clearly marked as such.
+* 3) The authors are not responsible for any harmful consequences
+*    of using this software, even if they result from defects in it.
+*
+*------------------------------------------------
+
+ldiv:
+        move.l  4(%a7),%d0
+        bpl     ld1
+        neg.l   %d0
+ld1:
+        move.l  8(%a7),%d1
+        bpl     ld2
+        neg.l   %d1
+        eor.b   #0x80,4(%a7)
+ld2:
+        bsr     i_ldiv          /* d0 = d0/d1 */
+        tst.b   4(%a7)
+        bpl     ld3
+        neg.l   %d0
+ld3:
+        rts
+
+lmul:
+        move.l  4(%a7),%d0
+        bpl     lm1
+        neg.l   %d0
+lm1:
+        move.l  8(%a7),%d1
+        bpl     lm2
+        neg.l   %d1
+        eor.b   #0x80,4(%a7)
+lm2:
+        bsr     i_lmul          /* d0 = d0*d1 */
+        tst.b   4(%a7)
+        bpl     lm3
+        neg.l   %d0
+lm3:
+        rts
+
+lrem:
+        move.l  4(%a7),%d0
+        bpl     lr1
+        neg.l   %d0
+lr1:
+        move.l  8(%a7),%d1
+        bpl     lr2
+        neg.l   %d1
+lr2:
+        bsr     i_ldiv          /* d1 = d0%d1 */
+        move.l  %d1,%d0
+        tst.b   4(%a7)
+        bpl     lr3
+        neg.l   %d0
+lr3:
+        rts
+
+ldivu:
+        move.l  4(%a7),%d0
+        move.l  8(%a7),%d1
+        bsr     i_ldiv
+        rts
+
+lmulu:
+        move.l  4(%a7),%d0
+        move.l  8(%a7),%d1
+        bsr     i_lmul
+        rts
+
+lremu:
+        move.l  4(%a7),%d0
+        move.l  8(%a7),%d1
+        bsr     i_ldiv
+        move.l  %d1,%d0
+        rts
+*
+* A in d0, B in d1, return A*B in d0
+*
+i_lmul:
+        move.l  %d3,%a2           /* save d3 */
+        move.w  %d1,%d2
+        mulu    %d0,%d2           /* d2 = Al * Bl */
+
+        move.l  %d1,%d3
+        swap    %d3
+        mulu    %d0,%d3           /* d3 = Al * Bh */
+
+        swap    %d0
+        mulu    %d1,%d0           /* d0 = Ah * Bl */
+
+        add.l   %d3,%d0           /* d0 = (Ah*Bl + Al*Bh) */
+        swap    %d0
+        clr.w   %d0               /* d0 = (Ah*Bl + Al*Bh) << 16 */
+
+        add.l   %d2,%d0           /* d0 = A*B */
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*
+*A in d0, B in d1, return A/B in d0, A%B in d1
+*
+i_ldiv:
+        tst.l   %d1
+        bne     nz1
+
+*       divide by zero
+*       divu    #0,%d0            /* cause trap */
+        move.l  #0x80000000,%d0
+        move.l  %d0,%d1
+        rts
+nz1:
+        move.l  %d3,%a2           /* save d3 */
+        cmp.l   %d1,%d0
+        bhi     norm
+        beq     is1
+*       A<B, so ret 0, rem A
+        move.l  %d0,%d1
+        clr.l   %d0
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*       A==B, so ret 1, rem 0
+is1:
+        moveq.l #1,%d0
+        clr.l   %d1
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*       A>B and B is not 0
+norm:
+        cmp.l   #1,%d1
+        bne     not1
+*       B==1, so ret A, rem 0
+        clr.l   %d1
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*  check for A short (implies B short also)
+not1:
+        cmp.l   #0xffff,%d0
+        bhi     slow
+*  A short and B short -- use 'divu'
+        divu    %d1,%d0           /* d0 = REM:ANS */
+        swap    %d0               /* d0 = ANS:REM */
+        clr.l   %d1
+        move.w  %d0,%d1           /* d1 = REM */
+        clr.w   %d0
+        swap    %d0
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+* check for B short
+slow:
+        cmp.l   #0xffff,%d1
+        bhi     slower
+* A long and B short -- use special stuff from gnu
+        move.l  %d0,%d2
+        clr.w   %d2
+        swap    %d2
+        divu    %d1,%d2           /* d2 = REM:ANS of Ahi/B */
+        clr.l   %d3
+        move.w  %d2,%d3           /* d3 = Ahi/B */
+        swap    %d3
+
+        move.w  %d0,%d2           /* d2 = REM << 16 + Alo */
+        divu    %d1,%d2           /* d2 = REM:ANS of stuff/B */
+
+        move.l  %d2,%d1
+        clr.w   %d1
+        swap    %d1               /* d1 = REM */
+
+        clr.l   %d0
+        move.w  %d2,%d0
+        add.l   %d3,%d0           /* d0 = ANS */
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*       A>B, B > 1
+slower:
+        move.l  #1,%d2
+        clr.l   %d3
+moreadj:
+        cmp.l   %d0,%d1
+        bhs     adj
+        add.l   %d2,%d2
+        add.l   %d1,%d1
+        bpl     moreadj
+* we shifted B until its >A or sign bit set
+* we shifted #1 (d2) along with it
+adj:
+        cmp.l   %d0,%d1
+        bhi     ltuns
+        or.l    %d2,%d3
+        sub.l   %d1,%d0
+ltuns:
+        lsr.l   #1,%d1
+        lsr.l   #1,%d2
+        bne     adj
+* d3=answer, d0=rem
+        move.l  %d0,%d1
+        move.l  %d3,%d0
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+
diff --git a/tests/map_test/builtit.sh b/tests/map_test/builtit.sh
new file mode 100755
index 0000000..d33a7c7
--- /dev/null
+++ b/tests/map_test/builtit.sh
@@ -0,0 +1,4 @@
+#!/bin/sh
+
+CURDIR=${PWD}
+cd ../.. && make clean && make install && cd ${CURDIR} && make clean && make && gens out.bin
diff --git a/tests/map_test/main.c b/tests/map_test/main.c
new file mode 100644
index 0000000..47063a7
--- /dev/null
+++ b/tests/map_test/main.c
@@ -0,0 +1,65 @@
+#include "blast.h"
+#include "images.h"
+#include "terrain_map1.h"
+
+u16 terrain_tile_offset;
+blastmap terrain1map;
+
+char str[10];
+
+#define DEBUG 1
+int main( )
+{
+    blast_init();
+    //ind = TILE_USERINDEX+sprite_bmp_offset;
+   
+    uintToStr(terrain1.tileset->compression, str, 3);
+    VDP_drawText(str, 5, 5);
+
+    u16 ind = TILE_USERINDEX;
+    //VDP_drawImageEx(PLAN_B, &terrain1, TILE_ATTR_FULL(PAL0, FALSE, FALSE, FALSE, ind), 0, 0, FALSE, TRUE);
+    
+    /*
+    VDP_loadTileData(terrain1.tileset->tiles, 
+            TILE_ATTR_FULL(PAL0, TRUE, FALSE, FALSE, ind), 
+            terrain1.tileset->numTile, 0);
+    //VDP_setMap(PLAN_B, terrain1.map, ind, 0, 0);
+    VDP_loadTileSet((TileSet*)terrain1.tileset, ind & TILE_INDEX_MASK, TRUE);
+    blastmap_init(&terrain1map, &terrain1_map, (u16*)terrain1.map->tilemap, ind, PLAN_B);
+    load_visible_map(&terrain1map,0,0);
+    
+
+
+    */ 
+    VDP_setPalette(PAL0, (u16*)terrain1.palette->data);
+    //ind += terrain1.tileset->numTile;
+    //terrain_tile_offset = ind;
+  
+    //VDP_drawText(str, 5, 5);
+
+    //VDP_loadTileSet(&(terrain1.tileset), ind, COMPRESSION_NONE);
+    //ind += terrain1.tileset->numTile;
+    //terrain_tile_offset = ind;
+
+    /*
+    terrain_tile_offset = load_bmp(
+            (u32*) terrain1.tileset->tiles,
+            terrain1.map->w,
+            terrain1.map->h
+    );
+    */
+    terrain_tile_offset = load_img(&terrain1);
+    VDP_setPalette(PAL0, (u16*)terrain1.palette->data);
+
+    blastmap_init(&terrain1map, &terrain1_map, (u16*)terrain1.tilemap->tilemap, terrain_tile_offset, BG_A);
+    load_visible_map(&terrain1map,0,0);
+   
+    uintToStr(terrain1.tileset->numTile,str,3);
+   
+    while(1)
+    {
+        VDP_drawText("map test", 2, 2);
+        VDP_waitVSync();
+    }
+    return 0;
+}
diff --git a/tests/map_test/res/images.res b/tests/map_test/res/images.res
new file mode 100644
index 0000000..c34b8c0
--- /dev/null
+++ b/tests/map_test/res/images.res
@@ -0,0 +1 @@
+IMAGE terrain1 "terrain1.bmp" 0
diff --git a/tests/map_test/res/terrain1.bmp b/tests/map_test/res/terrain1.bmp
new file mode 100644
index 0000000..fb825f2
Binary files /dev/null and b/tests/map_test/res/terrain1.bmp differ
diff --git a/tests/map_test/res/terrain1.tmx b/tests/map_test/res/terrain1.tmx
new file mode 100644
index 0000000..8fd204e
--- /dev/null
+++ b/tests/map_test/res/terrain1.tmx
@@ -0,0 +1,124 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<map version="1.0" orientation="orthogonal" width="64" height="64" tilewidth="8" tileheight="8">
+ <tileset firstgid="1" name="terrain1" tilewidth="8" tileheight="8">
+  <image source="terrain1.bmp" trans="000000" width="80" height="8"/>
+  <tile id="0">
+   <properties>
+    <property name="collision" value="1"/>
+   </properties>
+  </tile>
+  <tile id="1">
+   <properties>
+    <property name="collision" value="0"/>
+   </properties>
+  </tile>
+  <tile id="2">
+   <properties>
+    <property name="collision" value="1"/>
+   </properties>
+  </tile>
+  <tile id="3">
+   <properties>
+    <property name="collision" value="8"/>
+   </properties>
+  </tile>
+  <tile id="4">
+   <properties>
+    <property name="collision" value="4"/>
+   </properties>
+  </tile>
+  <tile id="5">
+   <properties>
+    <property name="collision" value="2"/>
+   </properties>
+  </tile>
+  <tile id="6">
+   <properties>
+    <property name="collision" value="16"/>
+   </properties>
+  </tile>
+  <tile id="7">
+   <properties>
+    <property name="collision" value="0"/>
+   </properties>
+  </tile>
+  <tile id="8">
+   <properties>
+    <property name="collision" value="1"/>
+   </properties>
+  </tile>
+  <tile id="9">
+   <properties>
+    <property name="collision" value="0"/>
+   </properties>
+  </tile>
+ </tileset>
+ <layer name="Tile Layer 1" width="64" height="64">
+  <data encoding="csv">
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,
+2,2,2,1,1,1,1,1,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,1,1,1,4,1,7,1,1,2,2,2,2,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,1,2,2,2,2,2,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,
+2,2,2,2,2,2,2,2,2,2,1,1,1,1,1,1,1,1,2,2,2,2,2,6,2,2,2,2,2,2,5,2,2,2,2,2,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,2,
+2,2,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,1,2,2,2,2,2,6,2,2,2,2,2,2,5,2,2,2,2,2,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,2,2,
+2,2,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,1,2,2,2,2,2,5,2,2,2,2,2,2,6,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,1,2,2,2,2,2,5,2,2,2,2,2,2,6,2,2,2,2,2,2,2,2,2,2,2,9,9,2,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,2,2,2,2,
+2,1,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,1,2,2,2,2,2,1,2,2,2,2,2,2,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,9,9,9,9,9,9,9,9,2,2,2,2,
+2,1,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,1,2,2,2,2,2,1,1,4,4,7,7,1,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,9,9,2,9,9,9,9,2,2,2,2,
+1,1,2,2,2,2,2,2,2,2,1,2,2,2,2,2,2,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,2,2,9,9,9,9,2,2,2,2,
+1,1,2,2,2,2,2,2,2,2,1,1,1,2,2,1,1,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,2,2,2,2,9,9,9,9,9,2,2,2,
+2,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,2,2,2,
+2,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,9,
+2,2,2,2,2,2,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,
+2,2,2,2,3,3,3,2,2,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,9,9,9,9,9,
+2,2,2,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,9,9,9,
+2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,9,9,9,
+2,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,10,10,10,9,9,9,
+2,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,10,10,10,10,9,9,
+2,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,10,10,10,10,10,10,9,9,
+2,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,10,10,10,10,10,10,10,9,9,
+3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,9,9,
+3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,9,9,
+3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,9,
+3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,3,3,10,10,10,10,10,10,10,9,
+3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,3,3,10,10,10,10,10,10,10,9,
+3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,10,10,10,10,10,10,10,10,10,3,3,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,9,
+3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,3,3,3,3,3,3,2,2,10,10,10,10,10,10,10,10,10,10,10,3,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,9,
+3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3,3,3,3,2,10,10,10,10,10,10,10,10,10,10,3,3,3,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,9,
+3,3,3,3,3,3,3,2,2,2,2,2,3,3,3,3,3,2,2,2,2,2,2,2,3,3,3,3,3,3,10,10,10,3,3,3,3,3,3,3,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,9,9,
+3,3,3,3,2,2,2,2,2,2,2,2,2,3,3,3,3,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,10,10,10,10,10,3,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,9,9,
+3,3,3,2,2,2,2,2,2,2,2,2,2,3,3,3,3,2,2,2,2,2,2,2,3,3,3,3,3,10,10,10,10,10,10,10,10,10,10,3,3,3,3,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,2,2,2,2,
+3,3,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,2,2,2,2,2,3,3,3,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,3,10,10,10,10,10,10,10,10,10,10,10,10,10,10,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,10,10,10,10,2,2,2,2,2,2,10,10,10,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,10,10,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,10,10,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,2,2,2,2,2,2,2,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,3,3,3,2,2,2,2,2,2,2,2,2,2,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,
+2,1,1,1,1,1,1,2,2,2,2,3,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,
+2,1,2,2,2,2,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,
+2,1,2,2,2,2,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,
+2,1,2,2,2,2,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,
+2,1,1,2,2,1,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,
+2,1,1,2,2,1,1,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,1,1,1,1,1,1,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,3,2,3,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,2,1,1,1,1,1,1,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,3,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,3,2,2,2,2,2,2,2,2,2,2,2,2,2,1,1,1,1,1,1,2,
+2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,2,3,3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,1,1,1,1,1,1,2,
+2,2,2,2,2,2,2,2,3,3,3,3,2,2,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,2,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,2,2,2,2,2,2,2,2,2,2,2,9,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,9,9,2,2,2,2,2,2,
+2,2,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,9,9,9,2,2,2,2,2,9,9,9,9,9,9,9,2,2,2,2,2,2,2,2,9,9,9,9,2,2,2,2,2,2,2,2,2,9,9,9,9,9,9,9,2,2,9,9,
+9,9,2,2,2,2,2,2,2,2,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9
+</data>
+ </layer>
+</map>
diff --git a/tests/sprite_test/Makefile b/tests/sprite_test/Makefile
new file mode 120000
index 0000000..6954742
--- /dev/null
+++ b/tests/sprite_test/Makefile
@@ -0,0 +1 @@
+../../mkfiles/Makefile.sgdk1_51
\ No newline at end of file
diff --git a/tests/sprite_test/boot/rom_head.c b/tests/sprite_test/boot/rom_head.c
new file mode 100644
index 0000000..451564b
--- /dev/null
+++ b/tests/sprite_test/boot/rom_head.c
@@ -0,0 +1,43 @@
+#include "types.h"
+
+
+const struct
+{
+    char console[16];               /* Console Name (16) */
+    char copyright[16];             /* Copyright Information (16) */
+    char title_local[48];           /* Domestic Name (48) */
+    char title_int[48];             /* Overseas Name (48) */
+    char serial[14];                /* Serial Number (2, 12) */
+    u16 checksum;                   /* Checksum (2) */
+    char IOSupport[16];             /* I/O Support (16) */
+    u32 rom_start;                  /* ROM Start Address (4) */
+    u32 rom_end;                    /* ROM End Address (4) */
+    u32 ram_start;                  /* Start of Backup RAM (4) */
+    u32 ram_end;                    /* End of Backup RAM (4) */
+    char sram_sig[2];               /* "RA" for save ram (2) */
+    u16 sram_type;                  /* 0xF820 for save ram on odd bytes (2) */
+    u32 sram_start;                 /* SRAM start address - normally 0x200001 (4) */
+    u32 sram_end;                   /* SRAM end address - start + 2*sram_size (4) */
+    char modem_support[12];         /* Modem Support (24) */
+    char notes[40];                 /* Memo (40) */
+    char region[16];                /* Country Support (16) */
+} rom_header = {
+    "SEGA MEGA DRIVE ",
+    "(C)FLEMTEAM 2013",
+    "SAMPLE PROGRAM                                  ",
+    "SAMPLE PROGRAM                                  ",
+    "GM 00000000-00",
+    0x0000,
+    "JD              ",
+    0x00000000,
+    0x00100000,
+    0x00FF0000,
+    0x00FFFFFF,
+    "  ",
+    0x0000,
+    0x00200000,
+    0x002001FF,
+    "            ",
+    "DEMONSTRATION PROGRAM                   ",
+    "JUE             "
+};
diff --git a/tests/sprite_test/boot/sega.s b/tests/sprite_test/boot/sega.s
new file mode 100644
index 0000000..9c98070
--- /dev/null
+++ b/tests/sprite_test/boot/sega.s
@@ -0,0 +1,469 @@
+.section .text.keepboot
+
+*-------------------------------------------------------
+*
+*       Sega startup code for the GNU Assembler
+*       Translated from:
+*       Sega startup code for the Sozobon C compiler
+*       Written by Paul W. Lee
+*       Modified by Charles Coty
+*       Modified by Stephane Dallongeville
+*
+*-------------------------------------------------------
+
+        .org    0x00000000
+
+_Start_Of_Rom:
+_Vecteurs_68K:
+        dc.l    0x00FFFE00              /* Stack address */
+        dc.l    _Entry_Point            /* Program start address */
+        dc.l    _Bus_Error
+        dc.l    _Address_Error
+        dc.l    _Illegal_Instruction
+        dc.l    _Zero_Divide
+        dc.l    _Chk_Instruction
+        dc.l    _Trapv_Instruction
+        dc.l    _Privilege_Violation
+        dc.l    _Trace
+        dc.l    _Line_1010_Emulation
+        dc.l    _Line_1111_Emulation
+        dc.l     _Error_Exception, _Error_Exception, _Error_Exception, _Error_Exception
+        dc.l     _Error_Exception, _Error_Exception, _Error_Exception, _Error_Exception
+        dc.l     _Error_Exception, _Error_Exception, _Error_Exception, _Error_Exception
+        dc.l    _Error_Exception, _INT, _EXTINT, _INT
+        dc.l    _HINT
+        dc.l    _INT
+        dc.l    _VINT
+        dc.l    _INT
+        dc.l    _INT,_INT,_INT,_INT,_INT,_INT,_INT,_INT
+        dc.l    _INT,_INT,_INT,_INT,_INT,_INT,_INT,_INT
+        dc.l    _INT,_INT,_INT,_INT,_INT,_INT,_INT,_INT
+        dc.l    _INT,_INT,_INT,_INT,_INT,_INT,_INT,_INT
+
+        .incbin "boot/rom_head.bin", 0x10, 0x100
+
+_Entry_Point:
+        move    #0x2700,%sr
+        tst.l   0xa10008
+        bne.s   SkipJoyDetect
+        tst.w   0xa1000c
+SkipJoyDetect:
+        bne.s   SkipSetup
+
+        lea     Table,%a5
+        movem.w (%a5)+,%d5-%d7
+        movem.l (%a5)+,%a0-%a4
+* Check Version Number
+        move.b  -0x10ff(%a1),%d0
+        andi.b  #0x0f,%d0
+        beq.s   WrongVersion
+* Sega Security Code (SEGA)
+        move.l  #0x53454741,0x2f00(%a1)
+WrongVersion:
+        move.w  (%a4),%d0
+        moveq   #0x00,%d0
+        movea.l %d0,%a6
+        move    %a6,%usp
+        move.w  %d7,(%a1)
+        move.w  %d7,(%a2)
+        jmp     Continue
+
+Table:
+        dc.w    0x8000,0x3fff,0x0100
+        dc.l    0xA00000,0xA11100,0xA11200,0xC00000,0xC00004
+
+SkipSetup:
+        move.w  #0,%a7
+        jmp     _reset_entry
+
+Continue:
+
+* clear Genesis RAM
+        lea     0xff0000,%a0
+        moveq   #0,%d0
+        move.w  #0x3FFF,%d1
+
+ClearRam:
+        move.l  %d0,(%a0)+
+        dbra    %d1,ClearRam
+
+* copy initialized variables from ROM to Work RAM
+        lea     _stext,%a0
+        lea     0xFF0000,%a1
+        move.l  #_sdata,%d0
+        lsr.l   #1,%d0
+        beq     NoCopy
+
+        subq.w  #1,%d0
+CopyVar:
+        move.w  (%a0)+,(%a1)+
+        dbra    %d0,CopyVar
+
+NoCopy:
+
+* Jump to initialisation process...
+
+        move.w  #0,%a7
+        jmp     _start_entry
+
+
+*------------------------------------------------
+*
+*       interrupt functions
+*
+*------------------------------------------------
+
+registersDump:
+        move.l %d0,registerState+0
+        move.l %d1,registerState+4
+        move.l %d2,registerState+8
+        move.l %d3,registerState+12
+        move.l %d4,registerState+16
+        move.l %d5,registerState+20
+        move.l %d6,registerState+24
+        move.l %d7,registerState+28
+        move.l %a0,registerState+32
+        move.l %a1,registerState+36
+        move.l %a2,registerState+40
+        move.l %a3,registerState+44
+        move.l %a4,registerState+48
+        move.l %a5,registerState+52
+        move.l %a6,registerState+56
+        move.l %a7,registerState+60
+        rts
+
+busAddressErrorDump:
+        move.w 4(%sp),ext1State
+        move.l 6(%sp),addrState
+        move.w 10(%sp),ext2State
+        move.w 12(%sp),srState
+        move.l 14(%sp),pcState
+        jmp registersDump
+
+exception4WDump:
+        move.w 4(%sp),srState
+        move.l 6(%sp),pcState
+        move.w 10(%sp),ext1State
+        jmp registersDump
+
+exceptionDump:
+        move.w 4(%sp),srState
+        move.l 6(%sp),pcState
+        jmp registersDump
+
+
+_Bus_Error:
+        jsr busAddressErrorDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  busErrorCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Address_Error:
+        jsr busAddressErrorDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  addressErrorCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Illegal_Instruction:
+        jsr exception4WDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  illegalInstCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Zero_Divide:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  zeroDivideCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Chk_Instruction:
+        jsr exception4WDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  chkInstCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Trapv_Instruction:
+        jsr exception4WDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  trapvInstCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Privilege_Violation:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  privilegeViolationCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Trace:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  traceCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Line_1010_Emulation:
+_Line_1111_Emulation:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  line1x1xCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_Error_Exception:
+        jsr exceptionDump
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  errorExceptionCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_INT:
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  intCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_EXTINT:
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  internalExtIntCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_HINT:
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  internalHIntCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+_VINT:
+        movem.l %d0-%d1/%a0-%a1,-(%sp)
+        move.l  internalVIntCB, %a0
+        jsr    (%a0)
+        movem.l (%sp)+,%d0-%d1/%a0-%a1
+        rte
+
+*------------------------------------------------
+*
+* Copyright (c) 1988 by Sozobon, Limited.  Author: Johann Ruegg
+*
+* Permission is granted to anyone to use this software for any purpose
+* on any computer system, and to redistribute it freely, with the
+* following restrictions:
+* 1) No charge may be made other than reasonable charges for reproduction.
+* 2) Modified versions must be clearly marked as such.
+* 3) The authors are not responsible for any harmful consequences
+*    of using this software, even if they result from defects in it.
+*
+*------------------------------------------------
+
+ldiv:
+        move.l  4(%a7),%d0
+        bpl     ld1
+        neg.l   %d0
+ld1:
+        move.l  8(%a7),%d1
+        bpl     ld2
+        neg.l   %d1
+        eor.b   #0x80,4(%a7)
+ld2:
+        bsr     i_ldiv          /* d0 = d0/d1 */
+        tst.b   4(%a7)
+        bpl     ld3
+        neg.l   %d0
+ld3:
+        rts
+
+lmul:
+        move.l  4(%a7),%d0
+        bpl     lm1
+        neg.l   %d0
+lm1:
+        move.l  8(%a7),%d1
+        bpl     lm2
+        neg.l   %d1
+        eor.b   #0x80,4(%a7)
+lm2:
+        bsr     i_lmul          /* d0 = d0*d1 */
+        tst.b   4(%a7)
+        bpl     lm3
+        neg.l   %d0
+lm3:
+        rts
+
+lrem:
+        move.l  4(%a7),%d0
+        bpl     lr1
+        neg.l   %d0
+lr1:
+        move.l  8(%a7),%d1
+        bpl     lr2
+        neg.l   %d1
+lr2:
+        bsr     i_ldiv          /* d1 = d0%d1 */
+        move.l  %d1,%d0
+        tst.b   4(%a7)
+        bpl     lr3
+        neg.l   %d0
+lr3:
+        rts
+
+ldivu:
+        move.l  4(%a7),%d0
+        move.l  8(%a7),%d1
+        bsr     i_ldiv
+        rts
+
+lmulu:
+        move.l  4(%a7),%d0
+        move.l  8(%a7),%d1
+        bsr     i_lmul
+        rts
+
+lremu:
+        move.l  4(%a7),%d0
+        move.l  8(%a7),%d1
+        bsr     i_ldiv
+        move.l  %d1,%d0
+        rts
+*
+* A in d0, B in d1, return A*B in d0
+*
+i_lmul:
+        move.l  %d3,%a2           /* save d3 */
+        move.w  %d1,%d2
+        mulu    %d0,%d2           /* d2 = Al * Bl */
+
+        move.l  %d1,%d3
+        swap    %d3
+        mulu    %d0,%d3           /* d3 = Al * Bh */
+
+        swap    %d0
+        mulu    %d1,%d0           /* d0 = Ah * Bl */
+
+        add.l   %d3,%d0           /* d0 = (Ah*Bl + Al*Bh) */
+        swap    %d0
+        clr.w   %d0               /* d0 = (Ah*Bl + Al*Bh) << 16 */
+
+        add.l   %d2,%d0           /* d0 = A*B */
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*
+*A in d0, B in d1, return A/B in d0, A%B in d1
+*
+i_ldiv:
+        tst.l   %d1
+        bne     nz1
+
+*       divide by zero
+*       divu    #0,%d0            /* cause trap */
+        move.l  #0x80000000,%d0
+        move.l  %d0,%d1
+        rts
+nz1:
+        move.l  %d3,%a2           /* save d3 */
+        cmp.l   %d1,%d0
+        bhi     norm
+        beq     is1
+*       A<B, so ret 0, rem A
+        move.l  %d0,%d1
+        clr.l   %d0
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*       A==B, so ret 1, rem 0
+is1:
+        moveq.l #1,%d0
+        clr.l   %d1
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*       A>B and B is not 0
+norm:
+        cmp.l   #1,%d1
+        bne     not1
+*       B==1, so ret A, rem 0
+        clr.l   %d1
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*  check for A short (implies B short also)
+not1:
+        cmp.l   #0xffff,%d0
+        bhi     slow
+*  A short and B short -- use 'divu'
+        divu    %d1,%d0           /* d0 = REM:ANS */
+        swap    %d0               /* d0 = ANS:REM */
+        clr.l   %d1
+        move.w  %d0,%d1           /* d1 = REM */
+        clr.w   %d0
+        swap    %d0
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+* check for B short
+slow:
+        cmp.l   #0xffff,%d1
+        bhi     slower
+* A long and B short -- use special stuff from gnu
+        move.l  %d0,%d2
+        clr.w   %d2
+        swap    %d2
+        divu    %d1,%d2           /* d2 = REM:ANS of Ahi/B */
+        clr.l   %d3
+        move.w  %d2,%d3           /* d3 = Ahi/B */
+        swap    %d3
+
+        move.w  %d0,%d2           /* d2 = REM << 16 + Alo */
+        divu    %d1,%d2           /* d2 = REM:ANS of stuff/B */
+
+        move.l  %d2,%d1
+        clr.w   %d1
+        swap    %d1               /* d1 = REM */
+
+        clr.l   %d0
+        move.w  %d2,%d0
+        add.l   %d3,%d0           /* d0 = ANS */
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+*       A>B, B > 1
+slower:
+        move.l  #1,%d2
+        clr.l   %d3
+moreadj:
+        cmp.l   %d0,%d1
+        bhs     adj
+        add.l   %d2,%d2
+        add.l   %d1,%d1
+        bpl     moreadj
+* we shifted B until its >A or sign bit set
+* we shifted #1 (d2) along with it
+adj:
+        cmp.l   %d0,%d1
+        bhi     ltuns
+        or.l    %d2,%d3
+        sub.l   %d1,%d0
+ltuns:
+        lsr.l   #1,%d1
+        lsr.l   #1,%d2
+        bne     adj
+* d3=answer, d0=rem
+        move.l  %d0,%d1
+        move.l  %d3,%d0
+        move.l  %a2,%d3           /* restore d3 */
+        rts
+
diff --git a/tests/sprite_test/builtit.sh b/tests/sprite_test/builtit.sh
new file mode 100755
index 0000000..d33a7c7
--- /dev/null
+++ b/tests/sprite_test/builtit.sh
@@ -0,0 +1,4 @@
+#!/bin/sh
+
+CURDIR=${PWD}
+cd ../.. && make clean && make install && cd ${CURDIR} && make clean && make && gens out.bin
diff --git a/tests/sprite_test/main.c b/tests/sprite_test/main.c
new file mode 100644
index 0000000..632fa2e
--- /dev/null
+++ b/tests/sprite_test/main.c
@@ -0,0 +1,139 @@
+#include "blast.h"
+//#include "images.h"
+//#include "terrain_map1.h"
+
+//u16 terrain_tile_offset;
+//blastmap terrain1map;
+
+char str[10];
+
+#define SPR_NBTILES 4   //tiles needed for our sprite
+
+//const is used to keep tile in ROM, not in RAM
+const u32 spriteTiles[SPR_NBTILES*8]=
+{
+        0x00001111, //Tile Top Left
+        0x00001111,
+        0x00111144,
+        0x00111144,
+        0x11112244,
+        0x11112244,
+        0x11112244,
+        0x11112244,
+
+        0x11112222, //Tile Bottom Left
+        0x11112222,
+        0x11112222,
+        0x11112222,
+        0x00111122,
+        0x00111122,
+        0x00001111,
+        0x00001111,
+
+        0x11110000, //Tile Top Right
+        0x11110000,
+        0x44111100,
+        0x44111100,
+        0x44221111,
+        0x44221111,
+        0x44221111,
+        0x44221111,
+
+        0x22221111, //Tile Bottom Right
+        0x22221111,
+        0x22221111,
+        0x22221111,
+        0x22111100,
+        0x22111100,
+        0x11110000,
+        0x11110000
+};
+
+#define DEBUG
+#undef DEBUG
+int main( )
+{
+    spritedef mySprite;
+    u16 sprite_idx = 0;;
+    //u8* colls;
+    u16 sprite_bmp_offset = 1;
+
+    blast_init();
+  
+    //ind = TILE_USERINDEX+sprite_bmp_offset;
+   
+    //uintToStr(terrain1.tileset->compression, str, 3);
+    //VDP_drawText(str, 5, 5);
+
+    u16 ind = TILE_USERINDEX;
+    //VDP_drawImageEx(PLAN_B, &terrain1, TILE_ATTR_FULL(PAL0, FALSE, FALSE, FALSE, ind), 0, 0, FALSE, TRUE);
+    
+    /*
+    VDP_loadTileData(terrain1.tileset->tiles, 
+            TILE_ATTR_FULL(PAL0, TRUE, FALSE, FALSE, ind), 
+            terrain1.tileset->numTile, 0);
+    //VDP_setMap(PLAN_B, terrain1.map, ind, 0, 0);
+    VDP_loadTileSet((TileSet*)terrain1.tileset, ind & TILE_INDEX_MASK, TRUE);
+    blastmap_init(&terrain1map, &terrain1_map, (u16*)terrain1.map->tilemap, ind, PLAN_B);
+    load_visible_map(&terrain1map,0,0);
+    
+
+
+    */ 
+    
+    //VDP_setPalette(PAL0, (u16*)terrain1.palette->data);
+    
+    //ind += terrain1.tileset->numTile;
+    //terrain_tile_offset = ind;
+  
+    //VDP_drawText(str, 5, 5);
+
+    //VDP_loadTileSet(&(terrain1.tileset), ind, COMPRESSION_NONE);
+    //ind += terrain1.tileset->numTile;
+    //terrain_tile_offset = ind;
+
+    /*
+    terrain_tile_offset = load_bmp(
+            (u32*) terrain1.tileset->tiles,
+            terrain1.map->w,
+            terrain1.map->h
+    );
+    */
+#ifdef DEBUG
+    terrain_tile_offset = load_img(&terrain1);
+    VDP_setPalette(PAL0, (u16*)terrain1.palette->data);
+
+    blastmap_init(&terrain1map, &terrain1_map, (u16*)terrain1.tilemap->tilemap, terrain_tile_offset, BG_A);
+    load_visible_map(&terrain1map,0,0);
+   
+    uintToStr(terrain1.tileset->numTile,str,3);
+   
+#endif
+    VDP_drawText("Sprite Test", 1, 1);
+    sprite_bmp_offset = load_tile(
+           (u32*) spriteTiles,
+           32,
+           8
+    );
+
+    sprite_idx = sprite_init(
+            &mySprite, 
+            sprite_bmp_offset, 
+            1, 
+            0, 
+            64,  
+            2, 
+            2, 
+            PAL0 
+    );
+
+    while(1)
+    {
+        //sprite_down(&mySprite, 1, 72);
+        mySprite.posy++;
+        VDP_waitVSync();
+        //wait_vsync();
+
+    }
+    return 0;
+}