<?xml version="1.0" encoding="UTF-8"?>

<!DOCTYPE SystemDefinition [

 <!ELEMENT SystemDefinition (systemModel)>

 <!ATTLIST SystemDefinition

  name CDATA #REQUIRED

  schema CDATA #REQUIRED>

 <!ELEMENT systemModel (layer+)>

 <!ELEMENT layer (block*|collection*)*>

 <!ATTLIST layer

  name CDATA #REQUIRED

  long-name CDATA #IMPLIED

  levels NMTOKENS #IMPLIED

  span CDATA #IMPLIED>

 <!ELEMENT block (subblock*|collection*)*>

 <!ATTLIST block

  levels NMTOKENS #IMPLIED

  span CDATA #IMPLIED

  level NMTOKEN #IMPLIED

  name CDATA #REQUIRED

  long-name CDATA #IMPLIED>

 <!ELEMENT subblock (collection)*>

 <!ATTLIST subblock

  name CDATA #REQUIRED

  long-name CDATA #IMPLIED>

 <!ELEMENT collection (component)*>

 <!ATTLIST collection

  name CDATA #REQUIRED

  long-name CDATA #IMPLIED

  level NMTOKEN #IMPLIED>

 <!ELEMENT component (unit)*>

 <!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>

 <!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^3" schema="2.0.1">

 <systemModel>

  <layer name="adaptation" long-name="Adaptation" levels="low mw high">

   <block name="qemu" level="low" long-name="QEMU and Baseport" levels="hw-if">

<collection name="qemu_baseport" long-name="Baseport" level="hw-if">

<component name="syborg" long-name="Syborg" introduced="^2" purpose="optional" filter="sf_build">

</component>

</collection>

</block>

  </layer>

 </systemModel>

</SystemDefinition>