--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/symbian4/os/usb/package_definition.xml	Thu Apr 01 12:01:18 2010 +0100
@@ -0,0 +1,107 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE SystemDefinition [
+<!ELEMENT SystemDefinition ( systemModel )>
+<!ATTLIST SystemDefinition
+  name CDATA #REQUIRED
+  schema CDATA #REQUIRED
+>
+<!-- all paths are relative to the environment variable specified by the root attribute, or SOURCEROOT if not.  -->
+
+<!-- System Model Section of DTD -->
+<!ELEMENT systemModel (layer+)>
+
+<!ELEMENT layer (block* | collection*)*>
+<!-- Kernel Services, Base Services, OS Services, Etc -->
+<!ATTLIST layer
+  name CDATA #REQUIRED
+  long-name CDATA #IMPLIED
+  levels NMTOKENS #IMPLIED
+  span CDATA #IMPLIED
+>
+
+<!ELEMENT block (subblock* | collection*)*>
+ <!-- Generic OS services, Comms Services, etc -->
+<!ATTLIST block
+  levels NMTOKENS #IMPLIED
+  span CDATA #IMPLIED
+  level NMTOKEN #IMPLIED
+  name CDATA #REQUIRED
+  long-name CDATA #IMPLIED
+>
+
+<!ELEMENT subblock (collection)*>
+<!-- Cellular Baseband Services, Networking Services, etc -->
+<!ATTLIST subblock
+  name CDATA #REQUIRED
+  long-name CDATA #IMPLIED
+>
+
+<!ELEMENT collection (component)*>
+<!-- Screen Driver, Content Handling, etc -->
+<!ATTLIST collection
+  name CDATA #REQUIRED
+  long-name CDATA #IMPLIED
+  level NMTOKEN #IMPLIED
+>
+
+<!ELEMENT component (unit)*>
+<!-- contains units or is a  package or prebuilt -->
+<!ATTLIST component
+  name CDATA #REQUIRED
+  long-name CDATA #IMPLIED
+  deprecated CDATA #IMPLIED
+  introduced CDATA #IMPLIED
+  contract CDATA #IMPLIED
+  plugin (Y|N) "N"
+  filter CDATA #IMPLIED
+  class NMTOKENS #IMPLIED
+  supports CDATA #IMPLIED
+  purpose ( optional | mandatory | development ) "optional"
+>
+
+<!ELEMENT unit EMPTY >
+<!-- must be buildable (bld.inf) -->
+<!-- bldFile  may someday be removed in favour of mrp -->
+<!ATTLIST unit
+  mrp CDATA #IMPLIED
+  filter CDATA #IMPLIED
+  bldFile CDATA #IMPLIED
+  root CDATA #IMPLIED
+  version NMTOKEN #IMPLIED
+  prebuilt NMTOKEN #IMPLIED
+  late (Y|N) #IMPLIED
+  priority CDATA #IMPLIED
+>
+]>
+<SystemDefinition name="Symbian^4" schema="2.0.1">
+  <systemModel>
+    <layer name="os" long-name="OS" levels="hw services">
+      <block name="usb" level="services" long-name="USB" levels="adaptation hw-if plugin framework server app-if">
+        <collection name="usb_plat" long-name="USB Platform Interfaces" level="app-if">
+          <component name="usb_audio_stream_plugin_api" long-name="USB Audio Stream Plugin API" filter="s60" class="api">
+            <unit bldFile="/sf/os/usb/usb_plat/usb_audio_stream_plugin_api/group"/>
+          </component>
+        </collection>
+        <collection name="usbldd" long-name="USB Logical Device Drivers" level="hw-if">
+          <!-- usbclientdrivers  to be moved here from kernelhwsrv-->
+        </collection>
+        <collection name="usbmgmt" long-name="USB Management" level="server">
+          <component name="usbmgr" long-name="USB Manager" purpose="optional">
+            <unit bldFile="/sf/os/usb/usbmgmt/usbmgr/group" mrp="/sf/os/usb/usbmgmt/usbmgr/group/usb_manager.mrp" version="2"/>
+          </component>
+          <component name="usbmgrtest" long-name="USB Manager Tests" introduced="7.0" purpose="development" filter="test">
+            <unit mrp="/sf/os/usb/usbmgmt/usbmgrtest/group/usb_test.mrp" bldFile="/sf/os/usb/usbmgmt/usbmgrtest/group" version="2"/>
+          </component>
+          <component name="usbclassandmgrdocs" long-name="USB Class and Manager Documentation" purpose="development" class="doc">
+            <unit mrp="/sf/os/usb/usbmgmt/usbclassandmgrdocs/usb_documentation.mrp"/>
+          </component>
+        </collection>
+        <collection name="usb_info" long-name="USB Info" level="app-if">
+          <component name="usb_metadata" long-name="USB Metadata" introduced="^3" purpose="development" class="config PC">
+            <unit mrp="/sf/os/usb/usb_info/usb_metadata/usb_metadata.mrp"/>
+          </component>
+        </collection>
+      </block>
+    </layer>
+  </systemModel>
+</SystemDefinition>