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CMSIS-Build
Tools, software frameworks, and work flows for productivity with CMSIS based projects
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CMSIS-Build
Tools, software frameworks, and work flows for productivity with CMSIS based projects
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<?xml version="1.0" encoding="UTF-8"?>
<!--
Copyright (c) 2020-2024 ARM Limited. All rights reserved.
SPDX-License-Identifier: Apache-2.0
Licensed under the Apache License, Version 2.0 (the License); you may
not use this file except in compliance with the License.
You may obtain a copy of the License at
www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an AS IS BASIS, WITHOUT
WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
$Date: 21. March 2024
$Revision: 2.2.0
$Project: Schema File for CMSIS Project Description File Format Specification
SchemaVersion=2.2.0
2.2.0: Added 'debug' value to 'OptimizeEnum'
2.1.0: Added 'all' value to 'WarningsEnum' and 'CLANG' to 'CompilerEnumType'
2.0.0: Increment major version to reflect 'output' attribute breaking changes
Added component 'gendir' attribute
1.5.0: Added 'languageC' and 'languageCpp' options
1.4.0: Added output attribute 'cmse-lib'
1.3.0: Added linker script 'regions' file and 'defines' for pre-processing
Added linker library flags 'ldlibs'
1.2.0: Added output attributes 'elf', 'hex', 'bin', 'lib'
output 'type' to be deprecated
1.1.0: Added support for DbranchProt
1.0.3: Added Brevision attribute, Bversion to be deprecated
1.0.2: Added custom RTE attribute
1.0.1: Extended translation controls
1.0.0: Specification of CMSIS Project Format:
- adding layer interface description
0.9.0: (BETA) Specification of CMSIS Project Format, replacing CPDSC based on PACK.xsd.
-->
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified" attributeFormDefault="qualified" version="1.0.0">
<xs:simpleType name="RestrictedString">
<xs:restriction base="xs:string">
<xs:pattern value="[\-_A-Za-z0-9]+" />
</xs:restriction>
</xs:simpleType>
<xs:simpleType name="SchemaVersionType">
<xs:restriction base="xs:string">
<xs:pattern value="[0-9]+\.[0-9]+((\.[0-9]+)|())" />
</xs:restriction>
</xs:simpleType>
<xs:simpleType name="ComponentVersionType">
<xs:restriction base="xs:string">
<xs:pattern value="[0-9]+\.[0-9]+((\.[0-9]+)|())((\-[0-9A-Za-z_\-\.]+)|([_A-Za-z][0-9A-Za-z_\-\.]*)|())((\+[\-\._A-Za-z0-9]+)|())" />
</xs:restriction>
</xs:simpleType>
<!-- version can contain one or more of alphanumeric characters and symbols '_' '-' '.'
Allows specifing a version range: minVersion : maxVersion
-->
<xs:simpleType name="VersionRangeType">
<xs:restriction base="xs:string">
<xs:pattern value="[0-9]+.[0-9]+((.[0-9]+)|())((\-[0-9A-Za-z_\-\.]+)|([_A-Za-z][0-9A-Za-z_\-\.]*)|())((\+[\-\._A-Za-z0-9]+)|())((:[0-9]+.[0-9]+((.[0-9]+)|()))|())((\-[0-9A-Za-z_\-\.]+)|([_A-Za-z][0-9A-Za-z_\-\.]*)|())((\+[\-\._A-Za-z0-9]+)|())" />
</xs:restriction>
</xs:simpleType>
<!-- Dendian enumeration type -->
<xs:simpleType name="DendianEnum">
<xs:restriction base="xs:token">
<xs:enumeration value="Little-endian" />
<xs:enumeration value="Big-endian" />
<xs:enumeration value="Configurable" />
<xs:enumeration value="*" />
</xs:restriction>
</xs:simpleType>
<!-- Dfpu enumeration type -->
<xs:simpleType name="DfpuEnum">
<xs:restriction base="xs:token">
<!-- core has FPU (type of FPU depends on Dcore) -->
<xs:enumeration value="FPU" />
<xs:enumeration value="1" />
<!-- core has no FPU -->
<xs:enumeration value="NO_FPU" />
<xs:enumeration value="0" />
<!-- single precision FPU -->
<xs:enumeration value="SP_FPU" />
<!-- double precision FPU -->
<xs:enumeration value="DP_FPU" />
</xs:restriction>
</xs:simpleType>
<!-- Dmpu enumeration type -->
<xs:simpleType name="DmpuEnum">
<xs:restriction base="xs:token">
<xs:enumeration value="MPU" />
<xs:enumeration value="NO_MPU" />
</xs:restriction>
</xs:simpleType>
<!-- Dtz TrustZone enumeration type -->
<xs:simpleType name="DtzEnum">
<xs:restriction base="xs:token">
<xs:enumeration value="TZ" />
<xs:enumeration value="NO_TZ" />
</xs:restriction>
</xs:simpleType>
<!-- Dsecure enumeration type -->
<xs:simpleType name="DsecureEnum">
<xs:restriction base="xs:token">
<xs:enumeration value="Secure" />
<xs:enumeration value="Non-secure" />
<xs:enumeration value="TZ-disabled" />
</xs:restriction>
</xs:simpleType>
<!-- Optimize enumeration type -->
<xs:simpleType name="OptimizeEnum">
<xs:restriction base="xs:token">
<xs:enumeration value="size" />
<xs:enumeration value="speed" />
<xs:enumeration value="balanced" />
<xs:enumeration value="none" />
<xs:enumeration value="debug" />
</xs:restriction>
</xs:simpleType>
<!-- Debug enumeration type -->
<xs:simpleType name="DebugEnum">
<xs:restriction base="xs:token">
<xs:enumeration value="on" />
<xs:enumeration value="off" />
</xs:restriction>
</xs:simpleType>
<!-- Warnings enumeration type -->
<xs:simpleType name="WarningsEnum">
<xs:restriction base="xs:token">
<xs:enumeration value="on" />
<xs:enumeration value="off" />
<xs:enumeration value="all" />
</xs:restriction>
</xs:simpleType>
<!-- Language C enumeration type -->
<xs:simpleType name="LanguageCEnum">
<xs:restriction base="xs:token">
<xs:enumeration value="c90" />
<xs:enumeration value="gnu90" />
<xs:enumeration value="c99" />
<xs:enumeration value="gnu99" />
<xs:enumeration value="c11" />
<xs:enumeration value="gnu11" />
</xs:restriction>
</xs:simpleType>
<!-- Language C++ enumeration type -->
<xs:simpleType name="LanguageCppEnum">
<xs:restriction base="xs:token">
<xs:enumeration value="c++98" />
<xs:enumeration value="gnu++98" />
<xs:enumeration value="c++03" />
<xs:enumeration value="gnu++03" />
<xs:enumeration value="c++11" />
<xs:enumeration value="gnu++11" />
<xs:enumeration value="c++14" />
<xs:enumeration value="gnu++14" />
<xs:enumeration value="c++17" />
<xs:enumeration value="gnu++17" />
<xs:enumeration value="c++20" />
<xs:enumeration value="gnu++20" />
</xs:restriction>
</xs:simpleType>
<!-- Ddsp DSP extensions enumeration type -->
<xs:simpleType name="DdspEnum">
<xs:restriction base="xs:token">
<xs:enumeration value="DSP" />
<xs:enumeration value="NO_DSP" />
</xs:restriction>
</xs:simpleType>
<!-- Dmve extension enumeration type -->
<xs:simpleType name="DmveEnum">
<xs:restriction base="xs:token">
<xs:enumeration value="NO_MVE"/>
<xs:enumeration value="MVE"/>
<xs:enumeration value="FP_MVE"/>
</xs:restriction>
</xs:simpleType>
<!-- DbranchProt enumeration type -->
<xs:simpleType name="DbranchProtEnum">
<xs:restriction base="xs:token">
<xs:enumeration value="NO_BRANCHPROT"/>
<xs:enumeration value="BTI"/>
<xs:enumeration value="BTI_SIGNRET"/>
</xs:restriction>
</xs:simpleType>
<!-- file category type -->
<xs:simpleType name="FileCategoryType">
<xs:restriction base="xs:token">
<xs:enumeration value="doc" />
<xs:enumeration value="header" />
<xs:enumeration value="library" />
<xs:enumeration value="object" />
<xs:enumeration value="source" />
<xs:enumeration value="sourceC" />
<xs:enumeration value="sourceCpp" />
<xs:enumeration value="sourceAsm" />
<xs:enumeration value="linkerScript" />
<xs:enumeration value="utility" />
<xs:enumeration value="image" />
<xs:enumeration value="other" />
<xs:enumeration value="preIncludeGlobal"/>
<xs:enumeration value="preIncludeLocal"/>
</xs:restriction>
</xs:simpleType>
<!-- file attribute type -->
<xs:simpleType name="FileAttributeType">
<xs:restriction base="xs:token">
<xs:enumeration value="config" />
</xs:restriction>
</xs:simpleType>
<!-- compiler toolchain enumeration -->
<xs:simpleType name="CompilerEnumType">
<xs:restriction base="xs:token">
<xs:enumeration value="GCC" />
<xs:enumeration value="AC6" />
<xs:enumeration value="IAR" />
<xs:enumeration value="CLANG" />
<xs:enumeration value="Tasking" />
<xs:enumeration value="GHS" />
<xs:enumeration value="Cosmic" />
<xs:enumeration value="G++"/>
<xs:enumeration value="*" />
</xs:restriction>
</xs:simpleType>
<!-- compiler output enumeration -->
<xs:simpleType name="CompilerOutputType">
<xs:restriction base="xs:token">
<xs:enumeration value="exe" /> <!-- executable -->
<xs:enumeration value="lib" /> <!-- library -->
</xs:restriction>
</xs:simpleType>
<xs:simpleType name="InstancesType">
<xs:restriction base="xs:unsignedInt">
<xs:minInclusive value="1" />
</xs:restriction>
</xs:simpleType>
<!-- PackageType creates a unique ID for a package / if no version specified use "latest" -->
<xs:complexType name="PackageType">
<!-- vendor of the package -->
<xs:attribute name="vendor" type="xs:string" use="required" />
<!-- name of the package -->
<xs:attribute name="name" type="xs:string" use="required" />
<!-- version of the package -->
<xs:attribute name="version" type="VersionRangeType" use="optional" />
<!-- relative path of the package -->
<xs:attribute name="path" type="xs:string" use="optional" />
</xs:complexType>
<!-- Package section type -->
<xs:complexType name="PackagesType">
<xs:sequence maxOccurs="unbounded">
<xs:element name="package" type="PackageType" />
</xs:sequence>
</xs:complexType>
<!-- Layer Interfaces type -->
<xs:complexType name="InterfacesType">
<xs:choice maxOccurs="unbounded">
<xs:element name="provides" type="InterfaceType"/>
<xs:element name="consumes" type="InterfaceType"/>
</xs:choice>
</xs:complexType>
<!-- provided interface -->
<xs:complexType name="InterfaceType">
<xs:attribute name="id" type="xs:string" use="required" />
<xs:attribute name="value" type="xs:string" use="optional" />
</xs:complexType>
<xs:complexType name="LayerType">
<xs:all>
<!-- layer description -->
<xs:element name="description" type="xs:string" minOccurs="0" />
<!-- layer documentation points to detailed documentation local *.md file or URL -->
<xs:element name="doc" type="xs:string" minOccurs="0" />
<!-- comma separated list of pre-defined categories -->
<xs:element name="category" type="xs:string" minOccurs="0" />
<!-- deprecated keywords -->
<xs:element name="keywords" type="xs:string" minOccurs="0" />
<!-- license covering the layer (the license of referenced components is not covered) -->
<xs:element name="license" type="xs:string" minOccurs="0" />
<!-- interfaces -->
<xs:element name="interfaces" type="InterfacesType" minOccurs="0" />
</xs:all>
<!-- layer name is an ID used in file and directory names, hence restricted -->
<xs:attribute name="name" type="RestrictedString" use="required" />
<!-- display name for the layer -->
<xs:attribute name="title" type="xs:string" use="optional" />
<!-- indicates whether this layer is HW dependent -->
<xs:attribute name="hasTarget" type="xs:boolean" use="optional" />
</xs:complexType>
<!-- Layers section type -->
<xs:complexType name="LayersType">
<xs:sequence maxOccurs="unbounded">
<xs:element name="layer" type="LayerType" />
</xs:sequence>
</xs:complexType>
<!-- CompilerType creates a unique toolchain ID, e.g. AC6 6.16.0 -->
<xs:complexType name="CompilerType">
<xs:attribute name="name" type="CompilerEnumType" use="required" />
<xs:attribute name="version" type="VersionRangeType" use="required" />
</xs:complexType>
<!-- Compiler section type -->
<xs:complexType name="CompilersType">
<xs:sequence maxOccurs="unbounded">
<xs:element name="compiler" type="CompilerType" />
</xs:sequence>
</xs:complexType>
<!-- Project target specification: -->
<xs:complexType name="TargetType">
<xs:choice maxOccurs="unbounded">
<!-- Build options -->
<xs:element name="output" type="OutputType" />
<!-- C/C++ Linker command-line -->
<xs:element name="ldflags" type="LinkerFlagsType" />
<!-- C Linker command-line -->
<xs:element name="ldcflags" type="LinkerFlagsType" />
<!-- C++ linker command-line -->
<xs:element name="ldcxxflags" type="LinkerFlagsType" />
<!-- Library flags for the linker command-line -->
<xs:element name="ldlibs" type="ToolOptionType" />
<!-- C-Compiler command-line -->
<xs:element name="cflags" type="ToolOptionType" />
<!-- C++ Compiler command-line -->
<xs:element name="cxxflags" type="ToolOptionType" />
<!-- Archiver command-line -->
<xs:element name="arflags" type="ToolOptionType" />
<!-- Assembler command-line -->
<xs:element name="asflags" type="AsmOptionType" />
<!-- Abstract options -->
<xs:element name="options" type="AbstractOptionsType" minOccurs="0" maxOccurs="1"/>
<!-- Include paths -->
<xs:element name="includes" type="xs:string" minOccurs="0" />
<!-- Preprocessing definitions -->
<xs:element name="defines" type="xs:string" minOccurs="0" />
</xs:choice>
<!-- Board Vendor -->
<xs:attribute name="Bvendor" type="xs:string" use="optional" />
<!-- Board Name -->
<xs:attribute name="Bname" type="xs:string" use="optional" />
<!-- Board Revision -->
<xs:attribute name="Brevision" type="xs:string" use="optional" />
<!-- Board Version -->
<xs:attribute name="Bversion" type="xs:string" use="optional" /> <!-- Deprecated -->
<!-- Device Vendor -->
<xs:attribute name="Dvendor" type="xs:string" use="optional" />
<!-- Device Name -->
<xs:attribute name="Dname" type="xs:string" use="optional" />
<!-- Processor Instance Name -->
<xs:attribute name="Pname" type="xs:string" use="optional" />
<!-- Floating Point Unit -->
<xs:attribute name="Dfpu" type="DfpuEnum" use="optional" />
<!-- Endianess -->
<xs:attribute name="Dendian" type="DendianEnum" use="optional" />
<!-- Memory Protection Unit -->
<xs:attribute name="Dmpu" type="DmpuEnum" use="optional" />
<!-- Digital Signal Processing Instructions -->
<xs:attribute name="Ddsp" type="DdspEnum" use="optional" />
<!-- M-Profile Vector Extension Instructions -->
<xs:attribute name="Dmve" type="DmveEnum" use="optional" />
<!-- TrustZone -->
<xs:attribute name="Dtz" type="DtzEnum" use="optional" />
<!-- Secure Mode -->
<xs:attribute name="Dsecure" type="DsecureEnum" use="optional" />
<!-- Branch Protection -->
<xs:attribute name="DbranchProt" type="DbranchProtEnum" use="optional" />
</xs:complexType>
<!-- Build settings for the project, setting RTE filter options -->
<xs:complexType name="OutputType">
<!-- Project output file name -->
<xs:attribute name="name" type="xs:string" use="required" />
<xs:attribute name="obj" type="xs:string" use="optional" /> <!-- Deprecated -->
<xs:attribute name="list" type="xs:string" use="optional" /> <!-- Deprecated -->
<xs:attribute name="outdir" type="xs:string" use="optional" />
<xs:attribute name="intdir" type="xs:string" use="optional" />
<xs:attribute name="rtedir" type="xs:string" use="optional" />
<xs:attribute name="type" type="CompilerOutputType" use="optional" /> <!-- Deprecated -->
<xs:attribute name="elf" type="xs:string" use="optional" />
<xs:attribute name="hex" type="xs:string" use="optional" />
<xs:attribute name="bin" type="xs:string" use="optional" />
<xs:attribute name="lib" type="xs:string" use="optional" />
<xs:attribute name="cmse-lib" type="xs:string" use="optional" />
</xs:complexType>
<xs:complexType name="LinkerFlagsType">
<xs:sequence maxOccurs="unbounded">
<xs:element name="defines" type="xs:string" minOccurs="0" />
</xs:sequence>
<xs:attribute name="compiler" type="CompilerEnumType" use="required" />
<xs:attribute name="file" type="xs:string" />
<xs:attribute name="regions" type="xs:string" />
<xs:attribute name="add" type="xs:string" />
<xs:attribute name="remove" type="xs:string" />
</xs:complexType>
<xs:complexType name="AsmOptionType">
<xs:attribute name="compiler" type="CompilerEnumType" use="required" />
<xs:attribute name="add" type="xs:string" />
<xs:attribute name="remove" type="xs:string" />
<xs:attribute name="use" type="xs:string" />
</xs:complexType>
<xs:complexType name="ToolOptionType">
<xs:attribute name="compiler" type="CompilerEnumType" use="required"/>
<xs:attribute name="add" type="xs:string" />
<xs:attribute name="remove" type="xs:string" />
</xs:complexType>
<xs:complexType name="AbstractOptionsType">
<xs:attribute name="optimize" type="OptimizeEnum" use="optional" />
<xs:attribute name="debug" type="DebugEnum" use="optional" />
<xs:attribute name="warnings" type="WarningsEnum" use="optional" />
<xs:attribute name="languageC" type="LanguageCEnum" use="optional" />
<xs:attribute name="languageCpp" type="LanguageCppEnum" use="optional" />
</xs:complexType>
<xs:complexType name="UsedType">
<xs:attribute name="file" type="xs:string" />
<xs:attribute name="path" type="xs:string" />
<xs:attribute name="timestamp" type="xs:dateTime" />
</xs:complexType>
<!-- Group section contains a list of files and (sub-)groups -->
<xs:complexType name="GroupType">
<xs:choice maxOccurs="unbounded">
<xs:element name="cflags" type="ToolOptionType" />
<xs:element name="cxxflags" type="ToolOptionType" />
<xs:element name="asflags" type="AsmOptionType" />
<xs:element name="options" type="AbstractOptionsType" />
<xs:element name="includes" type="xs:string" />
<xs:element name="excludes" type="xs:string" />
<xs:element name="defines" type="xs:string" />
<xs:element name="undefines" type="xs:string" />
<xs:element name="file" type="FileType" />
<xs:element name="group" type="GroupType" >
<xs:unique name="unique-group-levelN">
<xs:selector xpath="group"/>
<xs:field xpath="@name"/>
</xs:unique>
</xs:element>
</xs:choice>
<xs:attribute name="name" type="xs:string" use="required"/>
<!-- layer reference -->
<xs:attribute name="layer" type="RestrictedString" use="optional" />
</xs:complexType>
<!-- file type definition -->
<xs:complexType name="FileType">
<xs:all>
<xs:element ref="FileFlags" minOccurs="0" />
<xs:element name="options" type="AbstractOptionsType" minOccurs="0" maxOccurs="1" />
<xs:element name="includes" type="xs:string" minOccurs="0" maxOccurs="1" />
<xs:element name="excludes" type="xs:string" minOccurs="0" maxOccurs="1" />
<xs:element name="defines" type="xs:string" minOccurs="0" maxOccurs="1" />
<xs:element name="undefines" type="xs:string" minOccurs="0" maxOccurs="1" />
</xs:all>
<!-- path + filename + extension -->
<xs:attribute name="name" type="xs:string" use="required" />
<!-- file item category: source, header, include path, etc. -->
<xs:attribute name="category" type="FileCategoryType" use="required" />
<!-- for category="header" path explicitly specifies the include path added to the commandline.-->
<!-- Ignored for all other categories -->
<xs:attribute name="path" type="xs:string" use="optional" />
<!-- path(s) to find source files for a library, paths are delimited with semicolon (;) -->
<xs:attribute name="src" type="xs:string" use="optional" />
<!-- reference to layer -->
<xs:attribute name="layer" type="RestrictedString" use="optional" />
</xs:complexType>
<xs:element name="FileFlags" abstract="true"/>
<xs:element name="cflags" substitutionGroup="FileFlags" type="ToolOptionType" />
<xs:element name="cxxflags" substitutionGroup="FileFlags" type="ToolOptionType" />
<xs:element name="asflags" substitutionGroup="FileFlags" type="AsmOptionType" />
<!-- Files section within the project section -->
<xs:complexType name="FilesType">
<xs:choice maxOccurs="unbounded">
<!-- C-Compiler command-line -->
<xs:element name="cflags" type="ToolOptionType" />
<!-- C++ Compiler command-line -->
<xs:element name="cxxflags" type="ToolOptionType" />
<!-- Assembler command-line -->
<xs:element name="asflags" type="AsmOptionType" />
<xs:element name="options" type="AbstractOptionsType" />
<xs:element name="includes" type="xs:string" />
<xs:element name="excludes" type="xs:string" />
<xs:element name="defines" type="xs:string" />
<xs:element name="undefines" type="xs:string" />
<xs:element name="file" type="FileType" >
</xs:element>
<xs:element name="group" type="GroupType" >
<xs:unique name="unique-group-level1">
<xs:selector xpath="group"/>
<xs:field xpath="@name"/>
</xs:unique>
</xs:element>
</xs:choice>
</xs:complexType>
<!-- Component selection section -->
<xs:complexType name="ComponentsType">
<xs:sequence>
<xs:element name="component" maxOccurs="unbounded">
<xs:complexType>
<xs:choice minOccurs="0" maxOccurs="unbounded">
<!-- all config files -->
<xs:element name="file">
<xs:complexType>
<!-- file item category: source, header, include path, etc. -->
<xs:attribute name="category" type="FileCategoryType" use="required" />
<!-- file item action attribute : config (copy to project, template, interface) -->
<xs:attribute name="attr" type="FileAttributeType" use="optional" />
<!-- path + filename + extension -->
<xs:attribute name="name" type="xs:string" use="required" />
<!-- configuration file version: to be used by RTE to see whether the file requires updating or not -->
<xs:attribute name="version" type="ComponentVersionType" use="required" />
</xs:complexType>
</xs:element>
<xs:element name="cflags" type="ToolOptionType" />
<xs:element name="cxxflags" type="ToolOptionType" />
<xs:element name="asflags" type="AsmOptionType" />
<xs:element name="options" type="AbstractOptionsType" />
<xs:element name="includes" type="xs:string" />
<xs:element name="excludes" type="xs:string" />
<xs:element name="defines" type="xs:string" />
<xs:element name="undefines" type="xs:string" />
</xs:choice>
<xs:attribute name="Cvendor" type="xs:string" use="optional" />
<xs:attribute name="Cbundle" type="xs:string" use="optional" />
<xs:attribute name="Cclass" type="xs:string" use="required" />
<xs:attribute name="Cgroup" type="xs:string" use="required" />
<xs:attribute name="Csub" type="xs:string" use="optional" />
<xs:attribute name="Cvariant" type="xs:string" use="optional" />
<xs:attribute name="Cversion" type="ComponentVersionType" use="optional" />
<xs:attribute name="Capiversion" type="ComponentVersionType" use="optional" />
<xs:attribute name="instances" type="InstancesType" use="optional" default="1"/>
<xs:attribute name="layer" type="RestrictedString" use="optional" />
<xs:attribute name="rtedir" type="xs:string" use="optional" />
<xs:attribute name="gendir" type="xs:string" use="optional" />
</xs:complexType>
</xs:element>
</xs:sequence>
</xs:complexType>
<!-- Creation info -->
<xs:complexType name="CreationInfoType">
<xs:sequence>
<xs:element name="used" type="UsedType" minOccurs="0"/>
</xs:sequence>
<xs:attribute name="tool" type="xs:string" use="required" />
<!-- format: YYYY-MM-DDThh:mm:ss[+|-hh:mm] timezone offset -->
<xs:attribute name="timestamp" type="xs:dateTime" use="required" />
</xs:complexType>
<!-- repository types -->
<xs:simpleType name="RepositoryTypeEnum">
<xs:restriction base="xs:string">
<xs:enumeration value="git"/>
<xs:enumeration value="svn"/>
<xs:enumeration value="other"/>
</xs:restriction>
</xs:simpleType>
<!-- URL type (deprecated) -->
<xs:complexType name="UrlType">
<xs:simpleContent>
<xs:extension base="xs:anyURI">
<xs:attribute name="repoType" type="RepositoryTypeEnum" use="optional" />
<xs:attribute name="repoTag" type="xs:string" use="optional" />
</xs:extension>
</xs:simpleContent>
</xs:complexType>
<!-- Project/Layer Info -->
<xs:complexType name="InfoType">
<xs:all>
<xs:element name="name" type="xs:string" minOccurs="0" />
<xs:element name="description" type="xs:string" minOccurs="1" />
<xs:element name="doc" type="xs:string" minOccurs="0" />
<xs:element name="category" type="xs:string" minOccurs="0" />
<!-- deprecated: url -->
<xs:element name="url" type="UrlType" minOccurs="0" />
<!-- deprecated: keywords -->
<xs:element name="keywords" type="xs:string" minOccurs="0" />
<!-- SPDX license ID: https://spdx.org/licenses/ -->
<xs:element name="license" type="xs:string" minOccurs="0" />
</xs:all>
<!-- 'true' if file is a layer description. Default 'false' -->
<xs:attribute name="isLayer" type="xs:boolean" use="optional" default="false"/>
</xs:complexType>
<!-- package description root point -->
<xs:element name="cprj" nillable="true">
<xs:complexType>
<xs:all>
<!-- project info -->
<xs:element name="info" type="InfoType" minOccurs="1" />
<!-- tool info -->
<xs:element name="created" type="CreationInfoType" minOccurs="0" />
<!-- optional: project layers -->
<xs:element name="layers" type="LayersType" minOccurs="0" />
<!-- used CMSIS-Packs -->
<xs:element name="packages" type="PackagesType" minOccurs="1" />
<!-- supported compilers including version -->
<xs:element name="compilers" type="CompilersType" minOccurs="0" />
<!-- project build target settings -->
<xs:element name="target" type="TargetType" minOccurs="0" />
<!-- components used by project -->
<xs:element name="components" type="ComponentsType" minOccurs="0" />
<!-- project modules/source files not contained in components -->
<xs:element name="files" type="FilesType" minOccurs="0">
<xs:unique name="unique-group-level0">
<xs:selector xpath="group"/>
<xs:field xpath="@name"/>
</xs:unique>
<xs:unique name="unique-filename">
<xs:selector xpath=".//file"/>
<xs:field xpath="@name"/>
</xs:unique>
</xs:element>
</xs:all>
<!-- schema version used by writer -->
<xs:attribute name="schemaVersion" type="SchemaVersionType" use="required" />
</xs:complexType>
</xs:element>
</xs:schema>