Index: boot/arch/sparc64/Makefile.inc
===================================================================
--- boot/arch/sparc64/Makefile.inc	(revision 9b642f928e6f3106fa5085c544c08c91166ba0f3)
+++ boot/arch/sparc64/Makefile.inc	(revision aa537a5a4e471cb463f4e25b55458fc8974897a7)
@@ -43,13 +43,9 @@
 	bus/pci/pciintel \
 	bus/isa \
+	intctl/obio \
 	char/ns8250
 
 RD_DRV_CFG += \
 	bus/isa
-
-RD_SRVS_NON_ESSENTIAL +=
-
-RD_SRVS_ESSENTIAL += \
-	$(USPACE_PATH)/srv/hw/irc/obio/obio
 
 SOURCES = \