CMSIS-SVD: CMSIS-SVD Schema File Ver. 1.0

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CMSIS-SVD Schema File Ver. 1.0

    <?xml version="1.0" encoding="UTF-8"?>
    <!--
      date: 07.12.2011

      Copyright (C) 2011 - 2012 ARM Limited. All rights reserved.

      Redistribution and use in source and binary forms, with or without
      modification, are permitted provided that the following conditions are met:
       - Redistributions of source code must retain the above copyright
         notice, this list of conditions and the following disclaimer.
       - Redistributions in binary form must reproduce the above copyright
         notice, this list of conditions and the following disclaimer in the
         documentation and/or other materials provided with the distribution.
       - Neither the name of ARM nor the names of its contributors may be used
         to endorse or promote products derived from this software without
         specific prior written permission.

      THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
      AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
      IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
      ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
      LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
      CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
      SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
      INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
      CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
      ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
      POSSIBILITY OF SUCH DAMAGE.
     -->

    <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified" attributeFormDefault="qualified" version="1.0">

      <xs:simpleType name="registerNameType">
        <xs:restriction base="xs:string">
          <xs:pattern value="((%s)[_A-Za-z]{1}[_A-Za-z0-9]*)|([_A-Za-z]{1}[_A-Za-z0-9]*(\[%s\])?)|([_A-Za-z]{1}[_A-Za-z0-9]*(%s)?[_A-Za-z0-9]*)"/>
        </xs:restriction>
      </xs:simpleType>

      <xs:simpleType name="dimIndexType">
        <xs:restriction base="xs:string">
          <xs:pattern value="[0-9]+\-[0-9]+|[A-Z]-[A-Z]|[_0-9a-zA-Z]+(,\s*[_0-9a-zA-Z]+)+"/>
        </xs:restriction>
      </xs:simpleType>

      <xs:simpleType name="scaledNonNegativeInteger">
        <xs:restriction base="xs:string">
          <xs:pattern value="[+]?(0x|0X|#)?[0-9a-fA-F]+[kmgtKMGT]?"/>
        </xs:restriction>
      </xs:simpleType>

      <xs:simpleType name="enumeratedValueDataType">
        <xs:restriction base="xs:string">
          <xs:pattern value="[+]?(0x|0X|#)?[0-9a-fxA-FX]+"/>
        </xs:restriction>
      </xs:simpleType>

      <xs:simpleType name="accessType">
        <xs:restriction base="xs:token">
          <xs:enumeration value="read-only"/>
          <xs:enumeration value="write-only"/>
          <xs:enumeration value="read-write"/>
          <xs:enumeration value="writeOnce"/>
          <xs:enumeration value="read-writeOnce"/>
        </xs:restriction>
      </xs:simpleType>

      <xs:simpleType name="modifiedWriteValuesType">
        <xs:restriction base="xs:token">
          <xs:enumeration value="oneToClear"/>
          <xs:enumeration value="oneToSet"/>
          <xs:enumeration value="oneToToggle"/>
          <xs:enumeration value="zeroToClear"/>
          <xs:enumeration value="zeroToSet"/>
          <xs:enumeration value="zeroToToggle"/>
          <xs:enumeration value="clear"/>
          <xs:enumeration value="set"/>
          <xs:enumeration value="modify"/>
        </xs:restriction>
      </xs:simpleType>

      <xs:simpleType name="readActionType">
        <xs:restriction base="xs:token">
          <xs:enumeration value="clear"/>
          <xs:enumeration value="set"/>
          <xs:enumeration value="modify"/>
          <xs:enumeration value="modifyExternal"/>
        </xs:restriction>
      </xs:simpleType>

      <xs:simpleType name="enumUsageType">
        <xs:restriction base="xs:token">
          <xs:enumeration value="read"/>
          <xs:enumeration value="write"/>
          <xs:enumeration value="read-write"/>
        </xs:restriction>
      </xs:simpleType>

      <xs:simpleType name="bitRangeType">
        <xs:restriction base="xs:token">
          <xs:pattern value="\[([0-3])?[0-9]:([0-3])?[0-9]\]"/>
        </xs:restriction>
      </xs:simpleType>

      <xs:complexType name="writeConstraintType">
        <xs:choice>
          <xs:element name="writeAsRead" type="xs:boolean"/>
          <xs:element name="useEnumeratedValues" type="xs:boolean"/>
          <xs:element name="range">
            <xs:complexType>
              <xs:sequence>
                <xs:element name="minimum" type="scaledNonNegativeInteger"/>
                <xs:element name="maximum" type="scaledNonNegativeInteger"/>
              </xs:sequence>
            </xs:complexType>
          </xs:element>
        </xs:choice>
      </xs:complexType>

      <xs:complexType name="addressBlockType">
        <xs:sequence>
          <xs:element name="offset" type="scaledNonNegativeInteger"/>
          <xs:element name="size" type="scaledNonNegativeInteger"/>
          <xs:element name="usage">
            <xs:simpleType>
              <xs:restriction base="xs:token">
                <xs:enumeration value="registers"/>
                <xs:enumeration value="buffer"/>
                <xs:enumeration value="reserved"/>
              </xs:restriction>
            </xs:simpleType>
          </xs:element>
        </xs:sequence>
      </xs:complexType>

      <xs:complexType name="interruptType">
        <xs:sequence>
          <xs:element name="name" type="xs:string"/>
          <xs:element name="value" type="xs:integer"/>
        </xs:sequence>
      </xs:complexType>

      <xs:group name="registerPropertiesGroup">
        <xs:sequence>
          <xs:element name="size" type="scaledNonNegativeInteger" minOccurs="0"/>
          <xs:element name="access" type="accessType" minOccurs="0"/>
          <xs:element name="resetValue" type="scaledNonNegativeInteger" minOccurs="0"/>
          <xs:element name="resetMask" type="scaledNonNegativeInteger" minOccurs="0"/>
        </xs:sequence>
      </xs:group>

      <xs:group name="bitRangeLsbMsbStyle">
        <xs:sequence>
          <xs:element name="lsb"  type="scaledNonNegativeInteger"/>
          <xs:element name="msb"  type="scaledNonNegativeInteger"/>
        </xs:sequence>
      </xs:group>

      <xs:group name="bitRangeOffsetWidthStyle">
        <xs:sequence>
          <xs:element name="bitOffset" type="scaledNonNegativeInteger"/>
          <xs:element name="bitWidth" type="scaledNonNegativeInteger" minOccurs="0"/>
        </xs:sequence>
      </xs:group>

      <xs:group name="dimElementGroup">
        <xs:sequence>
          <xs:element name="dim" type="scaledNonNegativeInteger"/>
          <xs:element name="dimIncrement" type="scaledNonNegativeInteger"/>
          <xs:element name="dimIndex" type="dimIndexType" minOccurs="0"/>
        </xs:sequence>
      </xs:group>

      <xs:element name="device" nillable="true">
        <xs:complexType>
          <xs:sequence>
            <xs:element name="name" type="xs:string"/>
            <xs:element name="version" type="xs:string"/>
            <xs:element name="description" type="xs:string"/>
            <xs:element name="addressUnitBits" type="scaledNonNegativeInteger"/>
            <xs:element name="width" type="scaledNonNegativeInteger"/>
            <xs:group ref="registerPropertiesGroup" minOccurs="0"/>
            <xs:element name="peripherals">
              <xs:complexType>
                <xs:sequence>
                  <xs:element name="peripheral" minOccurs="1" maxOccurs="unbounded">
                    <xs:complexType>
                      <xs:sequence>
                        <xs:element name="name" type="xs:Name"/>
                        <xs:element name="version" type="xs:string" minOccurs="0"/>
                        <xs:element name="description" type="xs:string" minOccurs="0"/>
                        <xs:element name="groupName" type="xs:string" minOccurs="0"/>
                        <xs:element name="prependToName" type="xs:string" minOccurs="0"/>
                        <xs:element name="appendToName" type="xs:string" minOccurs="0"/>
                        <xs:element name="disableCondition" type="xs:string" minOccurs="0"/>
                        <xs:element name="baseAddress" type="scaledNonNegativeInteger"/>
                        <xs:group ref="registerPropertiesGroup" minOccurs="0"/>
                        <xs:element name="addressBlock" type="addressBlockType" minOccurs="0" maxOccurs="unbounded"/>
                        <xs:element name="interrupt" type="interruptType" minOccurs="0" maxOccurs="unbounded"/>
                        <xs:element name="registers" minOccurs="0" maxOccurs="1">
                          <xs:complexType>
                            <xs:sequence>
                              <xs:element name="register" minOccurs="1" maxOccurs="unbounded">
                                <xs:complexType>
                                  <xs:sequence>
                                    <xs:group ref="dimElementGroup" minOccurs="0"/>
                                    <xs:element name="name" type="registerNameType"/> <!-- was xs:Name -->
                                    <xs:element name="displayName" type="xs:string" minOccurs="0"/>
                                    <xs:element name="description" type="xs:string" minOccurs="0"/>
                                    <xs:element name="alternateGroup" type="xs:Name" minOccurs="0"/>
                                    <xs:element name="addressOffset" type="scaledNonNegativeInteger"/>
                                    <xs:group ref="registerPropertiesGroup" minOccurs="0"/>
                                    <xs:element name="modifiedWriteValues" type="modifiedWriteValuesType" minOccurs="0"/>
                                    <xs:element name="writeConstraint" type="writeConstraintType" minOccurs="0"/>
                                    <xs:element name="readAction" type="readActionType" minOccurs="0"/>
                                    <xs:element name="fields" minOccurs="0" maxOccurs="1">
                                      <xs:complexType>
                                        <xs:sequence>
                                          <xs:element name="field" minOccurs="1" maxOccurs="unbounded">
                                          <xs:complexType>
                                            <xs:sequence>
                                              <xs:element name="name" type="xs:string"/>
                                              <xs:element name="description" type="xs:string" minOccurs="0"/>
                                              <xs:choice>
                                                <xs:group ref="bitRangeLsbMsbStyle" minOccurs="0"/>
                                                <xs:group ref="bitRangeOffsetWidthStyle" minOccurs="0"/>
                                                <xs:element name="bitRange" type="bitRangeType" minOccurs="0"/>
                                              </xs:choice>
                                              <xs:element name="access" type="accessType" minOccurs="0"/>
                                              <xs:element name="modifiedWriteValues" type="modifiedWriteValuesType" minOccurs="0"/>
                                              <xs:element name="writeConstraint" type="writeConstraintType" minOccurs="0"/>
                                              <xs:element name="readAction" type="readActionType" minOccurs="0"/>
                                              <xs:element name="enumeratedValues" minOccurs="0" maxOccurs="2">
                                                <xs:complexType>
                                                  <xs:sequence>
                                                    <xs:element name="name" type="xs:Name" minOccurs="0"/>
                                                    <xs:element name="usage" type="enumUsageType" minOccurs="0"/>
                                                    <xs:element name="enumeratedValue" minOccurs="1" maxOccurs="unbounded">
                                                      <xs:complexType>
                                                        <xs:sequence>
                                                          <xs:element name="name" type="xs:string"/>
                                                          <xs:element name="description" type="xs:string" minOccurs="0"/>
                                                          <xs:choice>
                                                            <xs:element name="value" type="enumeratedValueDataType"/>
                                                            <xs:element name="isDefault" type="xs:boolean"/>
                                                          </xs:choice>
                                                        </xs:sequence>
                                                      </xs:complexType>
                                                    </xs:element>
                                                  </xs:sequence>
                                                  <xs:attribute name="derivedFrom" type="xs:Name" use="optional"/>
                                                </xs:complexType>
                                              </xs:element>
                                            </xs:sequence>
                                            <xs:attribute name="derivedFrom" type="xs:Name" use="optional"/>
                                          </xs:complexType>
                                        </xs:element>
                                        </xs:sequence>
                                      </xs:complexType>
                                    </xs:element>
                                  </xs:sequence>
                                  <xs:attribute name="derivedFrom" type="xs:Name" use="optional"/>
                                </xs:complexType>
                              </xs:element>
                            </xs:sequence>
                          </xs:complexType>
                        </xs:element>
                      </xs:sequence>
                      <xs:attribute name="derivedFrom" type="xs:Name" use="optional"/>
                    </xs:complexType>
                  </xs:element>
                </xs:sequence>
              </xs:complexType>
            </xs:element>
            <xs:element name="vendorExtensions" minOccurs="0" maxOccurs="1">
              <xs:complexType>
                <xs:sequence>
                  <xs:any namespace="##any" processContents="lax" minOccurs="0" maxOccurs="unbounded">
                  </xs:any>
                </xs:sequence>
              </xs:complexType>
            </xs:element>
          </xs:sequence>
          <xs:attribute name="schemaVersion" type="xs:decimal" use="required" fixed="1.0"/>
        </xs:complexType>
      </xs:element>
    </xs:schema>