Index: head/sys/modules/proto/Makefile
===================================================================
--- head/sys/modules/proto/Makefile	(revision 284080)
+++ head/sys/modules/proto/Makefile	(revision 284081)
@@ -1,20 +1,21 @@
 # $FreeBSD$
 
 .PATH: ${.CURDIR}/../../dev/proto
 
 KMOD=	proto
 SRCS=	\
 	proto_bus_pci.c \
+	proto_busdma.c \
 	proto_core.c
 
 SRCS+=	\
 	bus_if.h \
 	device_if.h \
 	pci_if.h \
 
 MFILES=	\
 	dev/pci/pci_if.m \
 	kern/bus_if.m \
 	kern/device_if.m
 
 .include <bsd.kmod.mk>