Index: boot/arch/ppc32/Makefile.inc
===================================================================
--- boot/arch/ppc32/Makefile.inc	(revision 70922c299ca7e34c75aac043336fd7df8dc71581)
+++ boot/arch/ppc32/Makefile.inc	(revision 65e6fe3994c5b7a7157e63d8c8d95673c29c8d8a)
@@ -44,5 +44,12 @@
 RD_DRVS += \
 	infrastructure/rootmac \
-	bus/pci/pciintel
+	bus/pci/pciintel \
+	bus/usb/ohci \
+	bus/usb/usbflbk \
+	bus/usb/usbhub \
+	bus/usb/usbhid \
+	bus/usb/usbmast \
+	bus/usb/usbmid \
+	bus/usb/vhc
 
 SOURCES = \