<?xml version="1.0" encoding="UTF-8"?>
<!-- edited with XMLSpy v2006 sp2 U (http://www.altova.com) by Michael Brouhard (Mentor Graphics) -->
<!-- edited with XMLSPY v2004 rel. 3 U (http://www.xmlspy.com) by Mark Noll (Synopsys) -->
<!--
// Description : component.xsd
// Author : SPIRIT Schema Working Group
// Version:     $Revision: 401 $
// Date:        $Date: 2006-07-07 07:21:09 -0600 (Fri, 07 Jul 2006) $
// Tag:         $Name$
//
// Copyright (c) 2005 SPIRIT.  All rights reserved.
// www.spiritconsortium.com
//
// THIS WORK FORMS PART OF A SPIRIT CONSORTIUM SPECIFICATION.
// THIS WORK CONTAINS TRADE SECRETS AND PROPRIETARY INFORMATION
// WHICH IS THE EXCLUSIVE PROPERTY OF INDIVIDUAL MEMBERS OF THE
// SPIRIT CONSORTIUM. USE OF THESE MATERIALS ARE GOVERNED BY
// THE LEGAL TERMS AND CONDITIONS OUTLINED IN THE SPIRIT
// SPECIFICATION DISCLAIMER AVAILABLE FROM
// www.spiritconsortium.org
-->
<xs:schema xmlns:spirit="http://www.spiritconsortium.org/XMLSchema/SPIRIT/1.4" xmlns:xs="http://www.w3.org/2001/XMLSchema" targetNamespace="http://www.spiritconsortium.org/XMLSchema/SPIRIT/1.4" elementFormDefault="qualified" attributeFormDefault="qualified">
	<xs:include schemaLocation="busInterface.xsd"/>
	<xs:include schemaLocation="identifier.xsd"/>
	<xs:include schemaLocation="generator.xsd"/>
	<xs:include schemaLocation="configurator.xsd"/>
	<xs:include schemaLocation="commonStructures.xsd"/>
	<xs:include schemaLocation="model.xsd"/>
	<xs:include schemaLocation="subInstances.xsd"/>
	<xs:include schemaLocation="constraints.xsd"/>
	<xs:complexType name="componentType">
		<xs:annotation>
			<xs:documentation>Component-specific extension to componentType</xs:documentation>
		</xs:annotation>
		<xs:sequence>
			<xs:group ref="spirit:versionedIdentifier"/>
			<xs:element ref="spirit:busInterfaces" minOccurs="0"/>
			<xs:element ref="spirit:channels" minOccurs="0"/>
			<xs:element ref="spirit:abstractors" minOccurs="0"/>
			<xs:element ref="spirit:remapStates" minOccurs="0"/>
			<xs:element ref="spirit:addressSpaces" minOccurs="0"/>
			<xs:element ref="spirit:memoryMaps" minOccurs="0"/>
			<xs:element ref="spirit:model" minOccurs="0"/>
			<xs:element ref="spirit:componentGenerators" minOccurs="0">
				<xs:annotation>
					<xs:documentation>Generator list is tools-specific.</xs:documentation>
				</xs:annotation>
			</xs:element>
			<xs:element ref="spirit:configurators" minOccurs="0"/>
			<xs:element ref="spirit:choices" minOccurs="0"/>
			<xs:element ref="spirit:fileSets" minOccurs="0"/>
			<xs:element name="whiteboxElements" minOccurs="0">
				<xs:complexType>
					<xs:sequence>
						<xs:element name="whiteboxElement" type="spirit:whiteboxElementType" minOccurs="0" maxOccurs="unbounded"/>
					</xs:sequence>
				</xs:complexType>
			</xs:element>
			<xs:element name="cpus" minOccurs="0">
				<xs:annotation>
					<xs:documentation>cpu's in the component</xs:documentation>
				</xs:annotation>
				<xs:complexType>
					<xs:sequence>
						<xs:element name="cpu" minOccurs="0" maxOccurs="unbounded">
							<xs:annotation>
								<xs:documentation>Describes a processor in this component.</xs:documentation>
							</xs:annotation>
							<xs:complexType>
								<xs:sequence>
									<xs:element name="name" type="xs:string">
										<xs:annotation>
											<xs:documentation>The name of the cpu instance relative to the platform core.</xs:documentation>
										</xs:annotation>
									</xs:element>
									<xs:element ref="spirit:addressSpaceRef" maxOccurs="unbounded">
										<xs:annotation>
											<xs:documentation>Indicates which address space maps into this cpu.</xs:documentation>
										</xs:annotation>
									</xs:element>
					  			<xs:element name="description" type="xs:string" minOccurs="0">
						  			<xs:annotation>
							  			<xs:documentation>String for describing this CPU to users</xs:documentation>
								  	</xs:annotation>
								  </xs:element>			
									<xs:element ref="spirit:parameter" minOccurs="0" maxOccurs="unbounded">
										<xs:annotation>
											<xs:documentation>Data specific to the cpu.</xs:documentation>
										</xs:annotation>
									</xs:element>
									<xs:element ref="spirit:vendorExtensions" minOccurs="0"/>
								</xs:sequence>
							</xs:complexType>
						</xs:element>
					</xs:sequence>
				</xs:complexType>
			</xs:element>
			<xs:element ref="spirit:componentConstraintSets" minOccurs="0"/>
			<xs:element name="otherClockDrivers" type="spirit:otherClocks" minOccurs="0">
				<xs:annotation>
					<xs:documentation>Defines a set of clock drivers that are not directly associated with an input signal of the component.</xs:documentation>
				</xs:annotation>
			</xs:element>
			<xs:element name="description" type="xs:string" minOccurs="0">
				<xs:annotation>
					<xs:documentation>String for describing the component to users</xs:documentation>
				</xs:annotation>
			</xs:element>
			<xs:element ref="spirit:parameter" minOccurs="0" maxOccurs="unbounded"/>
			<xs:element ref="spirit:vendorExtensions" minOccurs="0"/>
		</xs:sequence>
	</xs:complexType>
	<xs:element name="component" type="spirit:componentType">
		<xs:annotation>
			<xs:documentation>This is the root element for all non platform-core components.</xs:documentation>
		</xs:annotation>
		<xs:key name="interfaceKey">
			<xs:selector xpath="spirit:busInterfaces/spirit:busInterface"/>
			<xs:field xpath="spirit:name"/>
		</xs:key>
		<xs:keyref name="interfaceRef" refer="spirit:interfaceKey">
			<xs:selector xpath="spirit:busInterfaces/spirit:busInterface/spirit:slave/spirit:bridge"/>
			<xs:field xpath="@spirit:masterRef"/>
		</xs:keyref>
		<xs:key name="addressSpaceKey">
			<xs:selector xpath="spirit:addressSpaces/spirit:addressSpace"/>
			<xs:field xpath="spirit:name"/>
		</xs:key>
		<xs:keyref name="addressSpaceRef" refer="spirit:addressSpaceKey">
			<xs:selector xpath=".//spirit:addressSpaceRef"/>
			<xs:field xpath="@spirit:addressSpaceRef"/>
		</xs:keyref>
		<xs:key name="memoryMapKey">
			<xs:selector xpath="spirit:memoryMaps/spirit:memoryMap"/>
			<xs:field xpath="spirit:name"/>
		</xs:key>
		<xs:keyref name="memoryMapRef" refer="spirit:memoryMapKey">
			<xs:selector xpath=".//spirit:memoryMapRef"/>
			<xs:field xpath="@spirit:memoryMapRef"/>
		</xs:keyref>
		<xs:key name="componentInstanceKey">
			<xs:selector xpath="spirit:componentInstances/spirit:componentInstance"/>
			<xs:field xpath="spirit:instanceName"/>
		</xs:key>
		<xs:keyref name="component1ConnectionRef" refer="spirit:componentInstanceKey">
			<xs:selector xpath="spirit:interconnections/spirit:interconnection"/>
			<xs:field xpath="@spirit:component1Ref"/>
		</xs:keyref>
		<xs:keyref name="component2ConnectionRef" refer="spirit:componentInstanceKey">
			<xs:selector xpath="spirit:interconnections/spirit:interconnection"/>
			<xs:field xpath="@spirit:component2Ref"/>
		</xs:keyref>
		<xs:unique name="cpuNameConstraint">
			<xs:selector xpath="spirit:cpu"/>
			<xs:field xpath="spirit:name"/>
		</xs:unique>
		<xs:key name="componentChoiceKey">
			<xs:selector xpath="spirit:choices/spirit:choice"/>
			<xs:field xpath="spirit:name"/>
		</xs:key>
		<xs:keyref name="componentChoiceRef" refer="spirit:componentChoiceKey">
			<xs:selector xpath=".//*"/>
			<xs:field xpath="@spirit:choiceRef"/>
		</xs:keyref>
		<xs:key name="componentViewKey">
			<xs:selector xpath="spirit:model/spirit:view"/>
			<xs:field xpath="spirit:name"/>
		</xs:key>
		<xs:key name="fileSetKey">
			<xs:selector xpath=".//spirit:fileSet"/>
			<xs:field xpath="@spirit:fileSetId"/>
		</xs:key>
		<xs:keyref name="fileSetRef" refer="spirit:fileSetKey">
			<xs:selector xpath=".//spirit:fileSetRef"/>
			<xs:field xpath="."/>
		</xs:keyref>
		<xs:key name="remapStateKey">
			<xs:selector xpath="spirit:remapStates/spirit:remapState"/>
			<xs:field xpath="@spirit:name"/>
		</xs:key>
		<xs:keyref name="remapStateRef" refer="spirit:remapStateKey">
			<xs:selector xpath="spirit:memoryMaps/spirit:memoryMap/spirit:memoryRemap"/>
			<xs:field xpath="@spirit:state"/>
		</xs:keyref>
		<xs:key name="portKey">
			<xs:selector xpath="spirit:model/spirit:ports/spirit:port"/>
			<xs:field xpath="spirit:name"/>
		</xs:key>
		<xs:keyref name="portRef" refer="spirit:portKey">
			<xs:selector xpath="spirit:busInterfaces/spirit:busInterface/spirit:portMap/spirit:portName/spirit:componentPortName"/>
			<xs:field xpath="."/>
		</xs:keyref>
		<xs:key name="whiteboxKey">
			<xs:selector xpath="spirit:whiteboxElements/spirit:whiteboxElement"/>
			<xs:field xpath="spirit:name"/>
		</xs:key>
		<xs:keyref name="whiteboxRef" refer="spirit:whiteboxKey">
			<xs:selector xpath="spirit:model/spirit:views/spirit:view/spirit:whiteboxElementRefs/spirit:whiteBoxElementRef"/>
			<xs:field xpath="@spirit:name"/>
		</xs:keyref>
	</xs:element>
	<xs:complexType name="whiteboxElementType">
		<xs:annotation>
			<xs:documentation>Defines a white box reference point within the component.</xs:documentation>
		</xs:annotation>
		<xs:sequence>
			<xs:element name="name" type="xs:Name">
				<xs:annotation>
					<xs:documentation>Indicates the name of the white box element. This name is referenced from the whiteboxElementRef inside of a view.</xs:documentation>
				</xs:annotation>
			</xs:element>
			<xs:element name="whiteboxType">
				<xs:annotation>
					<xs:documentation>Indicates the type of the element. The pin and signal types refer to elements within the HDL description. The register type refers to a register in the memory map. The interface type refers to a bus interface in a lower level component definition.</xs:documentation>
				</xs:annotation>
				<xs:simpleType>
					<xs:restriction base="xs:token">
						<xs:enumeration value="register"/>
						<xs:enumeration value="signal"/>
						<xs:enumeration value="pin"/>
						<xs:enumeration value="interface"/>
					</xs:restriction>
				</xs:simpleType>
			</xs:element>
			<xs:element name="driveable" type="xs:boolean" default="false" minOccurs="0">
				<xs:annotation>
					<xs:documentation>If true, indicates that the white box element can be driven (e.g. have a new value forced into it).</xs:documentation>
				</xs:annotation>
			</xs:element>
			<xs:element name="description" type="xs:string" minOccurs="0">
				<xs:annotation>
					<xs:documentation>Description of the white box element.</xs:documentation>
				</xs:annotation>
			</xs:element>
			<xs:element name="registerRef" type="xs:Name" minOccurs="0">
				<xs:annotation>
					<xs:documentation>Indicates the name of the register associated with this white box element. The name must refer to a spirit:register defined within this component. When specified, the whiteboxType must be 'register'.</xs:documentation>
				</xs:annotation>
			</xs:element>
		</xs:sequence>
	</xs:complexType>
</xs:schema>
