diff --git a/Makefile b/Makefile
new file mode 100644
index 00000000..4083765e
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,28 @@
+BUILD_DIR := ./build
+TOOLS_DIR := ./tools
+
+ASM_FILES := $(wildcard asm/*.s)
+ASM_OBJS = $(ASM_FILES:%.s=$(BUILD_DIR)/%.o)
+
+MW_VER := 2.0/sp1p5
+MW_ASM := $(TOOLS_DIR)/mwccarm/$(MW_VER)/mwasmarm
+
+ASM_FLAGS := -proc arm5te -i asm -msgstyle gcc
+
+.PHONY: all
+all: arm9
+
+.PHONY: arm9
+arm9: setup $(ASM_OBJS) #build/ov1.o
+
+.PHONY: setup
+setup:
+	mkdir -p build
+
+.PHONY: clean
+clean:
+	rm -r build/
+
+$(ASM_OBJS): $(BUILD_DIR)/%.o: %.s
+	mkdir -p $(dir $@)
+	./tools/mwccarm/$(MW_VER)/mwasmarm $(ASM_FLAGS) $< -o $@