<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE SystemDefinition [
 <!ELEMENT SystemDefinition (systemModel?,SystemBuild?)>
 <!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>
 <!ELEMENT SystemBuild (option*|target+|targetList+|list+|configuration+)*>
 <!ATTLIST SystemBuild schema CDATA #REQUIRED>
 <!ELEMENT list (ref+)>
 <!ATTLIST list
  name ID #REQUIRED
  description CDATA #REQUIRED>
 <!ELEMENT ref EMPTY>
 <!ATTLIST ref item CDATA #REQUIRED>
 <!ELEMENT targetList EMPTY>
 <!ATTLIST targetList
  name ID #REQUIRED
  description CDATA #REQUIRED
  target IDREFS #REQUIRED>
 <!ELEMENT target EMPTY>
 <!ATTLIST target
  name ID #REQUIRED
  abldTarget CDATA #REQUIRED
  description CDATA #REQUIRED>
 <!ELEMENT option EMPTY>
 <!ATTLIST option
  name ID #REQUIRED
  abldOption CDATA #REQUIRED
  description CDATA #REQUIRED
  enable (Y|N) #REQUIRED>
 <!ELEMENT configuration (listRef+|ref+|task+)*>
 <!ATTLIST configuration
  name ID #REQUIRED
  description CDATA #REQUIRED
  filter CDATA #REQUIRED>
 <!ELEMENT task (listRef*,(buildLayer|specialInstructions))>
 <!ELEMENT listRef EMPTY>
 <!ATTLIST listRef list CDATA #REQUIRED>
 <!ELEMENT buildLayer EMPTY>
 <!ATTLIST buildLayer
  command CDATA #REQUIRED
  targetList IDREFS #IMPLIED
  unitParallel (Y|N) #REQUIRED
  targetParallel (Y|N) 'N'>
 <!ELEMENT specialInstructions EMPTY>
 <!ATTLIST specialInstructions
  name CDATA #REQUIRED
  cwd CDATA #REQUIRED
  root CDATA #IMPLIED
  command CDATA #REQUIRED>
]>
<SystemDefinition schema="2.0.1" name="Symbian^3">
<systemModel>
<layer name="app" long-name="Applications" levels="services apps">
<block name="devicecontrol" level="services" long-name="Device Control Daemons"/>
</layer>
</systemModel>
</SystemDefinition>