Fixing some errors on Makefiles

plasma/Makefile

@@ -0,0 +1,17 @@
+TARGET = bootldr
+DIRS   = tools bootldr logic
+
+all:
+	for n in $(DIRS); do $(MAKE) -C $$n || exit 1; done
+
+tool:
+	make -C tools 
+
+logic:
+	make -C logic 
+
+bootldr: tool
+	make -C bootldr
+
+clean:
+	for n in $(DIRS); do $(MAKE) -C $$n clean || exit 1; done