ARMv7-R MPU Port

.github/.cSpellWords.txt

@@ -549,6 +549,10 @@ NTRST
 NVIC
 ODAT
 ODSR
+OINC
+OIWBNOWA
+OIWBWA
+OIWTNOWA
 OPMOD
 optimisations
 OPTIMISED
@@ -795,6 +799,15 @@ SWRST
 SWTRG
 synchronise
 SYSC
+sysclk
+Sysclk
+SysClk
+SYSClk
+SYSCLK
+sysclock
+Sysclock
+SysClock
+SYSCLOCK
 TACCR
 TACCTL
 TACLR
@@ -877,6 +890,9 @@ UNDADD
 unpadded
 Unpadded
 UNPADDED
+unprotect
+Unprotect
+Unprotected
 UNRE
 UNSUB
 UNSUBACK

.github/scripts/kernel_checker.py

@@ -37,7 +37,8 @@
     'FreeRTOS-openocd.c',
     'Makefile',
     '.DS_Store',
-    'cspell.config.yaml'
+    'cspell.config.yaml',
+    '.clang-format'
 ]
 
 KERNEL_IGNORED_EXTENSIONS = [

.github/workflows/ci.yml

@@ -15,6 +15,15 @@ jobs:
         with:
           exclude-dirs: portable
 
+  port-formatting:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Check Formatting of FreeRTOS-Kernel Files
+        uses: FreeRTOS/CI-CD-Github-Actions/clang-formatting@main
+        with:
+          path: portable/GCC/ARM_CRx_MPU
+
   spell-check:
       runs-on: ubuntu-latest
       steps:

CMakeLists.txt

@@ -85,6 +85,7 @@ if(NOT FREERTOS_PORT)
         " GCC_ARM_CM85_NTZ_NONSECURE       - Compiler: GCC           Target: ARM Cortex-M85 non-trustzone non-secure\n"
         " GCC_ARM_CM85_TFM                 - Compiler: GCC           Target: ARM Cortex-M85 non-secure for TF-M\n"
         " GCC_ARM_CR5                      - Compiler: GCC           Target: ARM Cortex-R5\n"
+        " GCC_ARM_CRX_MPU                  - Compiler: GCC           Target: ARM Cortex-Rx with MPU\n"
         " GCC_ARM_CRX_NOGIC                - Compiler: GCC           Target: ARM Cortex-Rx no GIC\n"
         " GCC_ARM7_AT91FR40008             - Compiler: GCC           Target: ARM7 Atmel AT91R40008\n"
         " GCC_ARM7_AT91SAM7S               - Compiler: GCC           Target: ARM7 Atmel AT91SAM7S\n"

portable/CMakeLists.txt

@@ -207,6 +207,11 @@ add_library(freertos_kernel_port OBJECT
         GCC/ARM_CR5/port.c
         GCC/ARM_CR5/portASM.S>
 
+    $<$<STREQUAL:${FREERTOS_PORT},GCC_ARM_CRX_MPU>:
+        GCC/ARM_CRx_MPU/port.c
+        GCC/ARM_CRx_MPU/portASM.S
+        GCC/ARM_CRx_MPU/mpu_wrappers_v2_asm.S>
+
     $<$<STREQUAL:${FREERTOS_PORT},GCC_ARM_CRX_NOGIC>:
         GCC/ARM_CRx_No_GIC/port.c
         GCC/ARM_CRx_No_GIC/portASM.S>
@@ -836,6 +841,7 @@ target_include_directories(freertos_kernel_port_headers INTERFACE
 
     # ARMv7-R ports for GCC
     $<$<STREQUAL:${FREERTOS_PORT},GCC_ARM_CR5>:${CMAKE_CURRENT_LIST_DIR}/GCC/ARM_CR5>
+    $<$<STREQUAL:${FREERTOS_PORT},GCC_ARM_CRX_MPU>:${CMAKE_CURRENT_LIST_DIR}/GCC/ARM_CRx_MPU>
     $<$<STREQUAL:${FREERTOS_PORT},GCC_ARM_CRX_NOGIC>:${CMAKE_CURRENT_LIST_DIR}/GCC/ARM_CRx_No_GIC>
 
     # ARMv4T ARM7TDMI ports for GCC

portable/GCC/ARM_CRx_MPU/.clang-format

@@ -0,0 +1,103 @@
+---
+Language: Cpp
+AlignAfterOpenBracket: BlockIndent
+AlignConsecutiveAssignments: None
+AlignConsecutiveBitFields: AcrossEmptyLinesAndComments
+AlignConsecutiveDeclarations: None
+AlignConsecutiveMacros: AcrossEmptyLinesAndComments
+AlignEscapedNewlines: Left
+AlignOperands: AlignAfterOperator
+AlignTrailingComments: true
+AllowAllArgumentsOnNextLine: false
+AllowAllParametersOfDeclarationOnNextLine: false
+AllowShortBlocksOnASingleLine: Never
+AllowShortCaseLabelsOnASingleLine: false
+AllowShortEnumsOnASingleLine: false
+AllowShortFunctionsOnASingleLine: None
+AllowShortIfStatementsOnASingleLine: false
+AllowShortLambdasOnASingleLine: All
+AllowShortLoopsOnASingleLine: false
+AlwaysBreakAfterReturnType: None
+AlwaysBreakBeforeMultilineStrings: false
+AlwaysBreakTemplateDeclarations: Yes
+BinPackArguments: false
+BinPackParameters: false
+BitFieldColonSpacing: Both
+BraceWrapping:
+  AfterCaseLabel: true
+  AfterClass: true
+  AfterControlStatement: Always
+  AfterEnum: true
+  AfterExternBlock: false
+  AfterFunction: true
+  AfterNamespace: true
+  AfterStruct: true
+  AfterUnion: true
+  BeforeCatch: true
+  BeforeElse: true
+  BeforeLambdaBody: false
+  BeforeWhile: false
+  IndentBraces: false
+  SplitEmptyFunction: true
+  SplitEmptyRecord: true
+  SplitEmptyNamespace: true
+BreakBeforeBinaryOperators: None
+BreakBeforeBraces: Custom
+BreakBeforeConceptDeclarations: true
+BreakBeforeTernaryOperators: true
+BreakConstructorInitializers: BeforeColon
+BreakInheritanceList: BeforeColon
+BreakStringLiterals: true
+ColumnLimit: 90
+CompactNamespaces: false
+ContinuationIndentWidth: 4
+Cpp11BracedListStyle: false
+DerivePointerAlignment: false
+EmptyLineBeforeAccessModifier: Always
+FixNamespaceComments: true
+IncludeBlocks: Preserve
+IndentCaseBlocks: false
+IndentCaseLabels: true
+IndentExternBlock: NoIndent
+IndentGotoLabels: true
+IndentPPDirectives: BeforeHash
+IndentWidth: 4
+KeepEmptyLinesAtTheStartOfBlocks: false
+MaxEmptyLinesToKeep: 1
+NamespaceIndentation: None
+PenaltyBreakAssignment: 1000
+PenaltyBreakBeforeFirstCallParameter: 200
+PenaltyBreakComment: 50
+PenaltyBreakFirstLessLess: 120
+PenaltyBreakString: 100
+PenaltyBreakTemplateDeclaration: 10
+PenaltyExcessCharacter: 100
+PenaltyIndentedWhitespace: 0
+PenaltyReturnTypeOnItsOwnLine: 10000
+PointerAlignment: Middle
+ReflowComments: true
+SortIncludes: false
+SortUsingDeclarations: true
+SpaceAfterCStyleCast: true
+SpaceAfterLogicalNot: false
+SpaceAfterTemplateKeyword: false
+SpaceBeforeCpp11BracedList: true
+SpaceBeforeCtorInitializerColon: false
+SpaceBeforeInheritanceColon: false
+SpaceBeforeParens: Never
+SpaceBeforeRangeBasedForLoopColon: false
+SpaceBeforeSquareBrackets: false
+SpaceInEmptyBlock: false
+SpaceInEmptyParentheses: false
+SpacesBeforeTrailingComments: 1
+SpacesInAngles: false
+SpacesInConditionalStatement: true
+SpacesInContainerLiterals: true
+SpacesInCStyleCastParentheses: true
+SpacesInParentheses: true
+SpacesInSquareBrackets: true
+TabWidth: 4
+UseCRLF: false
+UseTab: Never
+...
+