DS(i): Compile a .ds.gba version for GBA flashcards

nds/.gitignore

@@ -1,6 +1,7 @@
 # Binary File
 *.nds
 *.NDS
+*.gba
 *.cia
 *.app
 *.elf

nds/Makefile

@@ -12,7 +12,7 @@ include $(DEVKITARM)/ds_rules
 
 .PHONY: clean makearm7 makearm9
 
-all:	$(TARGET).nds
+all:	$(TARGET).nds $(TARGET).ds.gba
 
 makearm7:
 	$(MAKE) -C arm7
@@ -26,9 +26,12 @@ $(TARGET).nds:	makearm7 makearm9
 	ndstool	-c $(TARGET).nds -7 $(TARGET).arm7.elf -9 $(TARGET).arm9.elf -d $(NITRODATA) \
 			-g HPHA 00 "SUPERPHOTO" -z 80040000 -u 00030004 -a 00000138 -b icon.bmp "Super Photo Studio;RocketRobz"
 
+$(TARGET).ds.gba:	$(TARGET).nds
+	cat loader.bin $(TARGET).nds > $(TARGET).ds.gba
+
 clean:
 	@echo clean ...
-	@rm -fr $(BUILD) $(TARGET).elf $(TARGET).nds
+	@rm -fr $(BUILD) $(TARGET).elf $(TARGET).nds $(TARGET).ds.gba
 	@rm -fr $(TARGET).arm7.elf
 	@rm -fr $(TARGET).arm9.elf
 	@$(MAKE) -C arm9 clean