diff -r d4eac78f71bc -r 0d2860c7dcdf symbian3/single/sysdefs/system_model_3.0.xml
--- a/symbian3/single/sysdefs/system_model_3.0.xml	Thu May 06 15:30:45 2010 +0100
+++ b/symbian3/single/sysdefs/system_model_3.0.xml	Thu May 06 15:36:49 2010 +0100
@@ -121,6 +121,14 @@
 <!-- owned and maintained by usb package. To be moved there as soon as technical limitations are resolved -->
 <unit bldFile="/os/kernelhwsrv/kernel/eka/drivers/usbc" mrp="/os/kernelhwsrv/kernel/eka/drivers/usbc/base_e32_drivers_usbcli.mrp"/>
 </component>
+<component id="usbdescriptors" name="USB Descriptors" purpose="optional">
+<!-- owned and maintained by usb package. To be moved there as soon as technical limitations are resolved -->
+<unit bldFile="/os/kernelhwsrv/kernel/eka/drivers/usbho/usbdescriptors" mrp="/os/kernelhwsrv/kernel/eka/drivers/usbho/usbdescriptors/base_drivers_usbdescriptors.mrp"/>
+</component>
+<component id="usbdi_utils" name="USB DI Utils" purpose="optional">
+<!-- owned and maintained by usb package. To be moved there as soon as technical limitations are resolved -->
+<unit bldFile="/os/kernelhwsrv/kernel/eka/drivers/usbho/usbdi_utils" mrp="/os/kernelhwsrv/kernel/eka/drivers/usbho/usbdi_utils/base_drivers_usbdi_utils.mrp"/>
+</component>
 </collection>
 <collection id="driversupport" name="Generic Driver Support" level="hw-if">
 <component id="mediadrivers" name="Media Drivers" purpose="optional">