lib/simbricks: generate libsimbricks.a

libsimbricks combines the base, pcie, and network libraries in one
archive.

lib/simbricks/rules.mk

@@ -22,10 +22,19 @@
 
 include mk/subdir_pre.mk
 
+lib_simbricks := $(lib_dir)libsimbricks.a
+
+libsimbricks_objs :=
+
 $(eval $(call subdir,base))
 $(eval $(call subdir,network))
 $(eval $(call subdir,pcie))
 $(eval $(call subdir,nicif))
 $(eval $(call subdir,nicbm))
 
+$(lib_simbricks): $(libsimbricks_objs)
+	$(AR) rcs $@ $(libsimbricks_objs)
+
+CLEAN := $(lib_simbricks)
+ALL := $(lib_simbricks)
 include mk/subdir_post.mk