reference chao garden from repo

.gitignore

@@ -65,3 +65,4 @@ sound/songs/midi/*.s
 reports
 .vscode/*.log
 *.gbapal
+*.lz

Makefile

@@ -118,7 +118,7 @@ compare: $(ROM)
 	$(SHA1) checksum.sha1
 
 clean: tidy
-	$(RM) $(SAMPLE_SUBDIR)/*.bin $(MID_SUBDIR)/*.s
+	$(RM) $(SAMPLE_SUBDIR)/*.bin $(MID_SUBDIR)/*.s chao_garden/*.lz
 
 tidy:
 	rm -f $(ROM) $(ELF) $(MAP)
@@ -140,7 +140,10 @@ include songs.mk
 %.gbapal: %.png ; $(GFX) $< $@
 %.lz: % ; $(GFX) $< $@
 %.rl: % ; $(GFX) $< $@
+
 sound/%.bin: sound/%.aif ; $(AIF) $< $@
+chao_garden/mb_chao_garden.gba.lz: chao_garden/mb_chao_garden.gba 
+	$(GFX) $< $@ -search 1
 	
 $(ELF): $(OBJS) $(LDSCRIPT)
 	@echo "$(LD) -T $(LD_SCRIPT) -Map $(MAP) <objects> <lib>"
@@ -169,6 +172,9 @@ $(DATA_ASM_BUILDDIR)/%.o: $(DATA_ASM_SUBDIR)/%.s
 	@echo "$(AS) <flags> -o $@ $<"
 	@$(AS) $(ASFLAGS) -o $@ $<
 
+# TODO: use `scaninc`
 # Tell make that sound_data.s depends
 # on all the .bin files in `direct_sound_samples`
 data/sound_data.s: $(shell find $(SAMPLE_SUBDIR) -type f -iname '*.aif' | sed 's/\(.*\.\)aif/\1bin/')
+
+data/multiboot_chao_garden.s: chao_garden/mb_chao_garden.gba.lz

chao_garden/README.md

@@ -0,0 +1,7 @@
+# Tiny Chao Garden
+
+This will be the package to contain the source code for
+`mb_chao_garden.gba`
+
+It's likely this program is the same for all other games
+in the advance trilogy, but it will be decompiled here for now

data/multiboot_chao_garden.s

@@ -0,0 +1,5 @@
+	.section .rodata
+
+    .global gUnknown_080AED70
+gUnknown_080AED70:
+    .incbin "chao_garden/mb_chao_garden.gba.lz"

ldscript.txt

@@ -72,6 +72,8 @@ SECTIONS
         build/sa2/src/sio32_multi_load.o(.rodata);
         build/sa2/src/main.o(.rodata);
         build/sa2/data/data1.o(.rodata);
+        build/sa2/data/multiboot_chao_garden.o(.rodata);
+        build/sa2/data/data1_1.o(.rodata);
         build/sa2/src/title_screen.o(.rodata);
         build/sa2/data/data2.o(.rodata);
         build/sa2/src/m4a_tables.o(.rodata);

src/title_screen.c

@@ -27,7 +27,7 @@ struct UNK_3005B80 gUnknown_03005B80;
 extern const u8* const gUnknown_08C87AAC[4]; /* size 0x95C */
 extern const u16 gUnknown_08097AA4[0xA00 / 2];
 
-// 155KB ?? maybe the whole of tiny chao garden
+// Tiny Chao Garden program
 extern const u8 gUnknown_080AED70[0x25E8C];
 
 const struct UNK_080E0D64 gUnknown_080E0D64[] =