--- /dev/null
+++ b/Makefile
@@ -0,0 +1,24 @@
+# Define the build directories based on flags
+DIRS-y :=
+DIRS-$(BUILD_LIBNSS) += lib
+DIRS-$(BUILD_NSSINFO) += nssinfo
+DIRS-$(BUILD_NETFN) += netfn
+DIRS-$(BUILD_LIBPPE) += ppe/ppenl_lib
+DIRS-$(BUILD_PPECFG) += ppe/ppecfg
+
+# Main targets
+all: $(DIRS-y)
+	@echo "Build complete"
+
+# Pattern rule to build each directory
+$(DIRS-y):
+	$(MAKE) -C $@
+
+clean:
+	@for dir in $(DIRS-y); do \
+		if [ -d $$dir ]; then \
+			$(MAKE) -C $$dir clean; \
+		fi \
+	done
+
+.PHONY: all clean $(DIRS-y)
\ No newline at end of file