Merge branch 'main' into vTaskStepTick-improvement

.github/CODEOWNERS

@@ -0,0 +1,39 @@
+# Each line is a file pattern followed by one or more owners.
+
+# These owners will be the default owners for everything in
+# the repo. Unless a later match takes precedence,
+# @global-owner1 and @global-owner2 will be requested for
+# review when someone opens a pull request.
+*      @FreeRTOS/pr-bar-raiser
+
+# Order is important; the last matching pattern takes the most
+# precedence. When someone opens a pull request that only
+# modifies JS files, only @js-owner and not the global
+# owner(s) will be requested for a review.
+# *.c FreeRTOS/pr-bar-raiser
+
+# You can also use email addresses if you prefer. They'll be
+# used to look up users just like we do for commit author
+# emails.
+# *.go docs@example.com
+
+# In this example, @doctocat owns any files in the build/logs
+# directory at the root of the repository and any of its
+# subdirectories.
+# /build/logs/ @doctocat
+
+# The `docs/*` pattern will match files like
+# `docs/getting-started.md` but not further nested files like
+# `docs/build-app/troubleshooting.md`.
+# docs/*  docs@example.com
+
+# In this example, @octocat owns any file in an apps directory
+# anywhere in your repository.
+# apps/ @octocat
+
+# In this example, @doctocat owns any file in the `/docs`
+# directory in the root of your repository and any of its
+# subdirectories.
+# /docs/ @doctocat
+
+

.github/lexicon.txt

@@ -1630,6 +1630,7 @@ pvyieldevent
 pwdtc
 pwm
 pwmc
+pxtaskcode
 pxblock
 pxblocktoinsert
 pxcallbackfunction
@@ -2651,6 +2652,7 @@ wu
 www
 wwwfreertos
 wxr
+xtasktodelete
 xa
 xaa
 xaaaa

.github/scripts/kernel_checker.py

@@ -0,0 +1,94 @@
+#!/usr/bin/env python3
+
+import os
+from common.header_checker import HeaderChecker
+
+#--------------------------------------------------------------------------------------------------
+#                                            CONFIG
+#--------------------------------------------------------------------------------------------------
+KERNEL_IGNORED_FILES = [
+    'FreeRTOS-openocd.c'
+]
+
+KERNEL_IGNORED_EXTENSIONS = [
+    '.yml',
+    '.css',
+    '.idx',
+    '.md',
+    '.url',
+    '.sty',
+    '.0-rc2',
+    '.s82',
+    '.js',
+    '.out',
+    '.pack',
+    '.2',
+    '.1-kernel-only',
+    '.0-kernel-only',
+    '.0-rc1',
+    '.readme',
+    '.tex',
+    '.png',
+    '.bat',
+    '.sh'
+]
+
+KERNEL_IGNORED_PATTERNS = [
+    r'.*\.git.*',
+    r'.*portable.*Xtensa_ESP32\/include\/portmacro\.h',
+    r'.*portable.*Xtensa_ESP32.*port\.c',
+    r'.*portable.*Xtensa_ESP32.*portasm\.S',
+    r'.*portable.*Xtensa_ESP32.*xtensa_.*',
+    r'.*portable.*Xtensa_ESP32.*portmux_impl.*',
+    r'.*portable.*Xtensa_ESP32.*xt_asm_utils\.h'
+]
+
+KERNEL_HEADER = [
+    '/*\n',
+    ' * FreeRTOS Kernel V10.4.3\n',
+    ' * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.\n',
+    ' *\n',
+    ' * Permission is hereby granted, free of charge, to any person obtaining a copy of\n',
+    ' * this software and associated documentation files (the "Software"), to deal in\n',
+    ' * the Software without restriction, including without limitation the rights to\n',
+    ' * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of\n',
+    ' * the Software, and to permit persons to whom the Software is furnished to do so,\n',
+    ' * subject to the following conditions:\n',
+    ' *\n',
+    ' * The above copyright notice and this permission notice shall be included in all\n',
+    ' * copies or substantial portions of the Software.\n',
+    ' *\n',
+    ' * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n',
+    ' * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS\n',
+    ' * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR\n',
+    ' * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER\n',
+    ' * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\n',
+    ' * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\n',
+    ' *\n',
+    ' * https://www.FreeRTOS.org\n',
+    ' * https://github.com/FreeRTOS\n',
+    ' *\n',
+    ' */\n',
+]
+
+
+def main():
+    parser = HeaderChecker.configArgParser()
+    args   = parser.parse_args()
+
+    # Configure the checks then run
+    checker = HeaderChecker(KERNEL_HEADER)
+    checker.ignoreExtension(*KERNEL_IGNORED_EXTENSIONS)
+    checker.ignorePattern(*KERNEL_IGNORED_PATTERNS)
+    checker.ignoreFile(*KERNEL_IGNORED_FILES)
+    checker.ignoreFile(os.path.split(__file__)[-1])
+
+    rc = checker.processArgs(args)
+    if rc:
+        checker.showHelp(__file__)
+
+    return rc
+
+if __name__ == '__main__':
+    exit(main())
+

.github/workflows/auto-release.yml

@@ -0,0 +1,54 @@
+name: Kernel-Auto-Release
+
+on:
+  workflow_dispatch:
+    inputs:
+      commit_id:
+        description: 'Commit ID'
+        required: true
+        default: 'HEAD'
+      version_number:
+        description: 'Version Number (Ex. 10.4.0)'
+        required: true
+        default: '10.4.0'             
+
+jobs:
+  release-packager:
+    name: Release Packager
+    runs-on: ubuntu-latest
+    steps:
+      # Install python 3
+      - name: Tool Setup
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.8.5
+          architecture:   x64
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      # Currently FreeRTOS/.github/scripts houses the release script. Download it for upcoming usage
+      - name: Checkout FreeRTOS Release Tools
+        uses: actions/checkout@v2
+        with:
+          repository: FreeRTOS/FreeRTOS
+          path: tools
+      
+      # Simpler git auth if we use checkout action and forward the repo to release script 
+      - name: Checkout FreeRTOS Kernel
+        uses: actions/checkout@v2
+        with: 
+          path: local_kernel
+          fetch-depth: 0
+
+      - name: Release
+        run: |
+          # Configure repo for push
+          git config --global user.name ${{ github.actor }}
+          git config --global user.email ${{ github.actor }}@users.noreply.github.com
+          
+          # Install deps and run
+          pip install -r ./tools/.github/scripts/release-requirements.txt
+          ./tools/.github/scripts/release.py FreeRTOS --kernel-repo-path=local_kernel --kernel-commit=${{ github.event.inputs.commit_id }} --new-kernel-version=${{ github.event.inputs.version_number }}
+          exit $?
+        env:
+            GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/ci.yml

@@ -3,7 +3,7 @@ on:
   push:
     branches: ["**"]
   pull_request:
-    branches: [master]
+    branches: [main]
   workflow_dispatch:
 jobs:
   spell-check:
@@ -12,7 +12,7 @@ jobs:
       - name: Checkout Parent Repo
         uses: actions/checkout@v2
         with:
-          ref: master
+          ref: main
           repository: aws/aws-iot-device-sdk-embedded-C
           path: main
       - name: Clone This Repo
@@ -28,7 +28,7 @@ jobs:
           PATH=$PATH:main/tools/spell
           # Make sure that the portable directory is not included in the spellcheck.
           sed -i 's/find $DIRNAME/find $DIRNAME -not -path '*portable*'/g' main/tools/spell/find-unknown-comment-words
-          find-unknown-comment-words --directory kernel/
+          find-unknown-comment-words --directory kernel/ --lexicon ./kernel/.github/lexicon.txt
           if [ "$?" = "0" ]; then
             exit 0
           else

.github/workflows/kernel-checks.yml

@@ -0,0 +1,47 @@
+name: Kernel-Checker
+
+on: [pull_request]
+
+jobs:
+  kernel-checker:
+    name: FreeRTOS Kernel Header Checks
+    runs-on: ubuntu-latest
+    steps:
+      # Install python 3
+      - name: Tool Setup
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.8.5
+          architecture:   x64
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      # There is shared code, hosted by FreeRTOS/FreeRTOS, with deps needed by header checker
+      - name: Checkout FreeRTOS Tools
+        uses: actions/checkout@v2
+        with:
+          repository: FreeRTOS/FreeRTOS
+          ref:  master
+          path: tools
+
+      # Checkout user pull request changes
+      - name: Checkout Pull Request
+        uses: actions/checkout@v2
+        with:
+          ref:  ${{ github.event.pull_request.head.sha }}
+          path: inspect
+
+      # Collect all affected files
+      - name: Collecting changed files
+        uses: lots0logs/gh-action-get-changed-files@2.1.4
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+
+      # Run checks
+      - name: Check File Headers
+        run: |
+          mv tools/.github/scripts/common inspect/.github/scripts
+          pip install -r inspect/.github/scripts/common/requirements.txt
+          cd inspect
+          .github/scripts/kernel_checker.py --json ${HOME}/files_modified.json ${HOME}/files_added.json ${HOME}/files_renamed.json
+          exit $?

History.txt

@@ -1,6 +1,39 @@
 Documentation and download available at https://www.FreeRTOS.org/
 
+Changes between FreeRTOS V10.4.2 and FreeRTOS V10.4.3 released December 14 2020
+
+	V10.4.3 is included in the 202012.00 LTS release.  Learn more at https:/freertos.org/lts-libraries.html
+
+	See https://www.FreeRTOS.org/FreeRTOS-V10.4.x.html
+
+	+ Changes to improve robustness and consistency for buffer allocation in
+	  the heap, queue and stream buffer.
+	+ The following functions can no longer be called from unprivileged code.
+	  - xTaskCreateRestricted
+	  - xTaskCreateRestrictedStatic
+	  - vTaskAllocateMPURegions
+
+
+Changes between FreeRTOS V10.4.1 and FreeRTOS V10.4.2 released November 10 2020
+	
+	See https://www.FreeRTOS.org/FreeRTOS-V10.4.x.html
+
+	+ Fix an issue in the ARMv8-M ports that caused BASEPRI to be masked 
+	  between the first task starting to execute and that task making 
+	  a FreeRTOS API call.
+	+ Introduced xTaskDelayUntil(), which is functionally equivalent to
+	  vTaskDelayUntil(), with the addition of returning a value to 
+	  indicating whether or not the function placed the calling task into
+	  the Blocked state or not.
+	+ Update WolfSSL to 4.5.0 and add the FIPS ready demo.
+	+ Add support for ESP IDF 4.2 to ThirdParty Xtensa port.
+	+ Re-introduce uxTopUsedPriority to support OpenOCD debugging.
+	+ Convert most dependent libraries in FreeRTOS/FreeRTOS to submodules.
+	+ Various general maintenance and improvements to MISRA compliance.
+
+
 Changes between FreeRTOS V10.4.0 and FreeRTOS V10.4.1 released September 17 2020
+
 	See https://www.FreeRTOS.org/FreeRTOS-V10.4.x.html
 
 	+ Fixed an incorrectly named parameter that prevented the 

croutine.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

event_groups.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

include/FreeRTOS.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -979,7 +979,7 @@
 
 #ifndef configMIN
 
-/* The application writer has not provided their own MAX macro, so define
+/* The application writer has not provided their own MIN macro, so define
  * the following generic implementation. */
     #define configMIN( a, b )    ( ( ( a ) < ( b ) ) ? ( a ) : ( b ) )
 #endif
@@ -1105,7 +1105,7 @@
  * data hiding policy, so the real structures used by FreeRTOS to maintain the
  * state of tasks, queues, semaphores, etc. are not accessible to the application
  * code.  However, if the application writer wants to statically allocate such
- * an object then the size of the object needs to be know.  Dummy structures
+ * an object then the size of the object needs to be known.  Dummy structures
  * that are guaranteed to have the same size and alignment requirements of the
  * real objects are used for this purpose.  The dummy list and list item
  * structures below are used for inclusion in such a dummy structure.
@@ -1154,7 +1154,7 @@ typedef struct xSTATIC_LIST
  * strict data hiding policy.  This means the Task structure used internally by
  * FreeRTOS is not accessible to application code.  However, if the application
  * writer wants to statically allocate the memory required to create a task then
- * the size of the task object needs to be know.  The StaticTask_t structure
+ * the size of the task object needs to be known.  The StaticTask_t structure
  * below is provided for this purpose.  Its sizes and alignment requirements are
  * guaranteed to match those of the genuine structure, no matter which
  * architecture is being used, and no matter how the values in FreeRTOSConfig.h
@@ -1217,7 +1217,7 @@ typedef struct xSTATIC_TCB
  * strict data hiding policy.  This means the Queue structure used internally by
  * FreeRTOS is not accessible to application code.  However, if the application
  * writer wants to statically allocate the memory required to create a queue
- * then the size of the queue object needs to be know.  The StaticQueue_t
+ * then the size of the queue object needs to be known.  The StaticQueue_t
  * structure below is provided for this purpose.  Its sizes and alignment
  * requirements are guaranteed to match those of the genuine structure, no
  * matter which architecture is being used, and no matter how the values in
@@ -1288,7 +1288,7 @@ typedef struct xSTATIC_EVENT_GROUP
  * strict data hiding policy.  This means the software timer structure used
  * internally by FreeRTOS is not accessible to application code.  However, if
  * the application writer wants to statically allocate the memory required to
- * create a software timer then the size of the queue object needs to be know.
+ * create a software timer then the size of the queue object needs to be known.
  * The StaticTimer_t structure below is provided for this purpose.  Its sizes
  * and alignment requirements are guaranteed to match those of the genuine
  * structure, no matter which architecture is being used, and no matter how the
@@ -1316,12 +1316,12 @@ typedef struct xSTATIC_TIMER
  * internally by FreeRTOS is not accessible to application code.  However, if
  * the application writer wants to statically allocate the memory required to
  * create a stream buffer then the size of the stream buffer object needs to be
- * know.  The StaticStreamBuffer_t structure below is provided for this purpose.
+ * known.  The StaticStreamBuffer_t structure below is provided for this
- * Its size and alignment requirements are guaranteed to match those of the
+ * purpose.  Its size and alignment requirements are guaranteed to match those
- * genuine structure, no matter which architecture is being used, and no matter
+ * of the genuine structure, no matter which architecture is being used, and
- * how the values in FreeRTOSConfig.h are set.  Its contents are somewhat
+ * no matter how the values in FreeRTOSConfig.h are set.  Its contents are
- * obfuscated in the hope users will recognise that it would be unwise to make
+ * somewhat obfuscated in the hope users will recognise that it would be unwise
- * direct use of the structure members.
+ * to make direct use of the structure members.
  */
 typedef struct xSTATIC_STREAM_BUFFER
 {

include/StackMacros.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

include/atomic.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

include/croutine.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

include/deprecated_definitions.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

include/event_groups.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

include/list.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

include/message_buffer.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

include/mpu_prototypes.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -50,12 +50,6 @@ TaskHandle_t MPU_xTaskCreateStatic( TaskFunction_t pxTaskCode,
                                     UBaseType_t uxPriority,
                                     StackType_t * const puxStackBuffer,
                                     StaticTask_t * const pxTaskBuffer ) FREERTOS_SYSTEM_CALL;
-BaseType_t MPU_xTaskCreateRestricted( const TaskParameters_t * const pxTaskDefinition,
-                                      TaskHandle_t * pxCreatedTask ) FREERTOS_SYSTEM_CALL;
-BaseType_t MPU_xTaskCreateRestrictedStatic( const TaskParameters_t * const pxTaskDefinition,
-                                            TaskHandle_t * pxCreatedTask ) FREERTOS_SYSTEM_CALL;
-void MPU_vTaskAllocateMPURegions( TaskHandle_t xTask,
-                                  const MemoryRegion_t * const pxRegions ) FREERTOS_SYSTEM_CALL;
 void MPU_vTaskDelete( TaskHandle_t xTaskToDelete ) FREERTOS_SYSTEM_CALL;
 void MPU_vTaskDelay( const TickType_t xTicksToDelay ) FREERTOS_SYSTEM_CALL;
 BaseType_t MPU_xTaskDelayUntil( TickType_t * const pxPreviousWakeTime,

include/mpu_wrappers.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -47,8 +47,6 @@
 /* Map standard tasks.h API functions to the MPU equivalents. */
         #define xTaskCreate                            MPU_xTaskCreate
         #define xTaskCreateStatic                      MPU_xTaskCreateStatic
-        #define xTaskCreateRestricted                  MPU_xTaskCreateRestricted
-        #define vTaskAllocateMPURegions                MPU_vTaskAllocateMPURegions
         #define vTaskDelete                            MPU_vTaskDelete
         #define vTaskDelay                             MPU_vTaskDelay
         #define xTaskDelayUntil                        MPU_xTaskDelayUntil

include/portable.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

include/projdefs.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

include/queue.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

include/semphr.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

include/stack_macros.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

include/stdint.readme

@@ -1,3 +1,28 @@
+/*
+ * FreeRTOS Kernel V10.4.3
+ * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * https://www.FreeRTOS.org
+ * https://github.com/FreeRTOS
+ *
+ */
 
 #ifndef FREERTOS_STDINT
 #define FREERTOS_STDINT
@@ -10,7 +35,7 @@
  * To use this file:
  *
  *    1) Copy this file into the directory that contains your FreeRTOSConfig.h
- *       header file, as that directory will already be in the compilers include
+ *       header file, as that directory will already be in the compiler's include
  *       path.
  *
  *    2) Rename the copied file stdint.h.

include/stream_buffer.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

include/task.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -44,10 +44,10 @@
 * MACROS AND DEFINITIONS
 *----------------------------------------------------------*/
 
-#define tskKERNEL_VERSION_NUMBER       "V10.4.1"
+#define tskKERNEL_VERSION_NUMBER       "V10.4.3"
 #define tskKERNEL_VERSION_MAJOR        10
 #define tskKERNEL_VERSION_MINOR        4
-#define tskKERNEL_VERSION_BUILD        1
+#define tskKERNEL_VERSION_BUILD        3
 
 /* MPU region parameters passed in ulParameters
  * of MemoryRegion_t struct. */
@@ -87,7 +87,7 @@ typedef BaseType_t (* TaskHookFunction_t)( void * );
 typedef enum
 {
     eRunning = 0,     /* A task is querying the state of itself, so must be running. */
-    eReady,           /* The task being queried is in a read or pending ready list. */
+    eReady,           /* The task being queried is in a ready or pending ready list. */
     eBlocked,         /* The task being queried is in the Blocked state. */
     eSuspended,       /* The task being queried is in the Suspended state, or is in the Blocked state with an infinite time out. */
     eDeleted,         /* The task being queried has been deleted, but its TCB has not yet been freed. */
@@ -158,7 +158,7 @@ typedef struct xTASK_STATUS
 /* Possible return values for eTaskConfirmSleepModeStatus(). */
 typedef enum
 {
-    eAbortSleep = 0,           /* A task has been made ready or a context switch pended since portSUPPORESS_TICKS_AND_SLEEP() was called - abort entering a sleep mode. */
+    eAbortSleep = 0,           /* A task has been made ready or a context switch pended since portSUPPRESS_TICKS_AND_SLEEP() was called - abort entering a sleep mode. */
     eStandardSleep,            /* Enter a sleep mode that will not last any longer than the expected idle time. */
     eNoTasksWaitingTimeout     /* No tasks are waiting for a timeout so it is safe to enter a sleep mode that can only be exited by an external interrupt. */
 } eSleepModeStatus;
@@ -246,12 +246,12 @@ typedef enum
  * task. h
  * <pre>
  * BaseType_t xTaskCreate(
- *                            TaskFunction_t pvTaskCode,
+ *                            TaskFunction_t pxTaskCode,
- *                            const char * const pcName,
+ *                            const char *pcName,
  *                            configSTACK_DEPTH_TYPE usStackDepth,
  *                            void *pvParameters,
  *                            UBaseType_t uxPriority,
- *                            TaskHandle_t *pvCreatedTask
+ *                            TaskHandle_t *pxCreatedTask
  *                        );
  * </pre>
  *
@@ -275,7 +275,7 @@ typedef enum
  * support can alternatively create an MPU constrained task using
  * xTaskCreateRestricted().
  *
- * @param pvTaskCode Pointer to the task entry function.  Tasks
+ * @param pxTaskCode Pointer to the task entry function.  Tasks
  * must be implemented to never return (i.e. continuous loop).
  *
  * @param pcName A descriptive name for the task.  This is mainly used to
@@ -296,7 +296,7 @@ typedef enum
  * example, to create a privileged task at priority 2 the uxPriority parameter
  * should be set to ( 2 | portPRIVILEGE_BIT ).
  *
- * @param pvCreatedTask Used to pass back a handle by which the created task
+ * @param pxCreatedTask Used to pass back a handle by which the created task
  * can be referenced.
  *
  * @return pdPASS if the task was successfully created and added to a ready
@@ -348,12 +348,12 @@ typedef enum
 /**
  * task. h
  * <pre>
- * TaskHandle_t xTaskCreateStatic( TaskFunction_t pvTaskCode,
+* TaskHandle_t xTaskCreateStatic( TaskFunction_t pxTaskCode,
- *                               const char * const pcName,
+ *                               const char *pcName,
  *                               uint32_t ulStackDepth,
  *                               void *pvParameters,
  *                               UBaseType_t uxPriority,
- *                               StackType_t *pxStackBuffer,
+ *                               StackType_t *puxStackBuffer,
  *                               StaticTask_t *pxTaskBuffer );
  * </pre>
  *
@@ -369,7 +369,7 @@ typedef enum
  * memory.  xTaskCreateStatic() therefore allows a task to be created without
  * using any dynamic memory allocation.
  *
- * @param pvTaskCode Pointer to the task entry function.  Tasks
+ * @param pxTaskCode Pointer to the task entry function.  Tasks
  * must be implemented to never return (i.e. continuous loop).
  *
  * @param pcName A descriptive name for the task.  This is mainly used to
@@ -386,7 +386,7 @@ typedef enum
  *
  * @param uxPriority The priority at which the task will run.
  *
- * @param pxStackBuffer Must point to a StackType_t array that has at least
+ * @param puxStackBuffer Must point to a StackType_t array that has at least
  * ulStackDepth indexes - the array will then be used as the task's stack,
  * removing the need for the stack to be allocated dynamically.
  *
@@ -394,15 +394,15 @@ typedef enum
  * then be used to hold the task's data structures, removing the need for the
  * memory to be allocated dynamically.
  *
- * @return If neither pxStackBuffer or pxTaskBuffer are NULL, then the task will
+ * @return If neither puxStackBuffer nor pxTaskBuffer are NULL, then the task
- * be created and a handle to the created task is returned.  If either
+ * will be created and a handle to the created task is returned.  If either
- * pxStackBuffer or pxTaskBuffer are NULL then the task will not be created and
+ * puxStackBuffer or pxTaskBuffer are NULL then the task will not be created and
  * NULL is returned.
  *
  * Example usage:
  * <pre>
  *
- *  // Dimensions the buffer that the task being created will use as its stack.
+ *  // Dimensions of the buffer that the task being created will use as its stack.
  *  // NOTE:  This is the number of words the stack will hold, not the number of
  *  // bytes.  For example, if each stack item is 32-bits, and this is set to 100,
  *  // then 400 bytes (100 * 32-bits) will be allocated.
@@ -643,7 +643,7 @@ typedef enum
  *
  * @param xTask The handle of the task being updated.
  *
- * @param xRegions A pointer to an MemoryRegion_t structure that contains the
+ * @param xRegions A pointer to a MemoryRegion_t structure that contains the
  * new memory region definitions.
  *
  * Example usage:
@@ -684,7 +684,7 @@ void vTaskAllocateMPURegions( TaskHandle_t xTask,
 /**
  * task. h
  * <pre>
- * void vTaskDelete( TaskHandle_t xTask );
+ * void vTaskDelete( TaskHandle_t xTaskToDelete );
  * </pre>
  *
  * INCLUDE_vTaskDelete must be defined as 1 for this function to be available.
@@ -703,7 +703,7 @@ void vTaskAllocateMPURegions( TaskHandle_t xTask,
  * See the demo application file death.c for sample code that utilises
  * vTaskDelete ().
  *
- * @param xTask The handle of the task to be deleted.  Passing NULL will
+ * @param xTaskToDelete The handle of the task to be deleted.  Passing NULL will
  * cause the calling task to be deleted.
  *
  * Example usage:
@@ -1638,7 +1638,7 @@ configSTACK_DEPTH_TYPE uxTaskGetStackHighWaterMark2( TaskHandle_t xTask ) PRIVIL
      * configSUPPORT_STATIC_ALLOCATION is set.  For more information see this URI: https://www.FreeRTOS.org/a00110.html#configSUPPORT_STATIC_ALLOCATION
      *
      * @param ppxIdleTaskTCBBuffer A handle to a statically allocated TCB buffer
-     * @param ppxIdleTaskStackBuffer A handle to a statically allocated Stack buffer for thie idle task
+     * @param ppxIdleTaskStackBuffer A handle to a statically allocated Stack buffer for the idle task
      * @param pulIdleTaskStackSize A pointer to the number of elements that will fit in the allocated stack buffer
      */
     void vApplicationGetIdleTaskMemory( StaticTask_t ** ppxIdleTaskTCBBuffer,
@@ -1976,7 +1976,7 @@ uint32_t ulTaskGetIdleRunTimeCounter( void ) PRIVILEGED_FUNCTION;
  *
  * eSetBits -
  * The target notification value is bitwise ORed with ulValue.
- * xTaskNofifyIndexed() always returns pdPASS in this case.
+ * xTaskNotifyIndexed() always returns pdPASS in this case.
  *
  * eIncrement -
  * The target notification value is incremented.  ulValue is not used and
@@ -2119,7 +2119,7 @@ BaseType_t xTaskGenericNotify( TaskHandle_t xTaskToNotify,
  * value, if at all.  Valid values for eAction are as follows:
  *
  * eSetBits -
- * The task's notification value is bitwise ORed with ulValue.  xTaskNofify()
+ * The task's notification value is bitwise ORed with ulValue.  xTaskNotify()
  * always returns pdPASS in this case.
  *
  * eIncrement -
@@ -2289,7 +2289,7 @@ BaseType_t xTaskGenericNotifyFromISR( TaskHandle_t xTaskToNotify,
  * the Blocked state for a notification to be received, should a notification
  * not already be pending when xTaskNotifyWait() was called.  The task
  * will not consume any processing time while it is in the Blocked state.  This
- * is specified in kernel ticks, the macro pdMS_TO_TICSK( value_in_ms ) can be
+ * is specified in kernel ticks, the macro pdMS_TO_TICKS( value_in_ms ) can be
  * used to convert a time specified in milliseconds to a time specified in
  * ticks.
  *
@@ -2559,7 +2559,7 @@ void vTaskGenericNotifyGiveFromISR( TaskHandle_t xTaskToNotify,
  * should the count not already be greater than zero when
  * ulTaskNotifyTake() was called.  The task will not consume any processing
  * time while it is in the Blocked state.  This is specified in kernel ticks,
- * the macro pdMS_TO_TICSK( value_in_ms ) can be used to convert a time
+ * the macro pdMS_TO_TICKS( value_in_ms ) can be used to convert a time
  * specified in milliseconds to a time specified in ticks.
  *
  * @return The task's notification count before it is either cleared to zero or
@@ -2738,7 +2738,7 @@ void vTaskSetTimeOutState( TimeOut_t * const pxTimeOut ) PRIVILEGED_FUNCTION;
  * @param pxTicksToWait The number of ticks to check for timeout i.e. if
  * pxTicksToWait ticks have passed since pxTimeOut was last updated (either by
  * vTaskSetTimeOutState() or xTaskCheckForTimeOut()), the timeout has occurred.
- * If the timeout has not occurred, pxTIcksToWait is updated to reflect the
+ * If the timeout has not occurred, pxTicksToWait is updated to reflect the
  * number of remaining ticks.
  *
  * @return If timeout has occurred, pdTRUE is returned. Otherwise pdFALSE is
@@ -2875,7 +2875,7 @@ BaseType_t xTaskIncrementTick( void ) PRIVILEGED_FUNCTION;
  * xItemValue value, and inserts the list item at the end of the list.
  *
  * The 'ordered' version uses the existing event list item value (which is the
- * owning tasks priority) to insert the list item into the event list is task
+ * owning task's priority) to insert the list item into the event list in task
  * priority order.
  *
  * @param pxEventList The list containing tasks that are blocked waiting

include/timers.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

list.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/copy_files.py

@@ -1,5 +1,5 @@
 #/*
-# * FreeRTOS Kernel V10.4.1
+# * FreeRTOS Kernel V10.4.3
 # * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 # *
 # * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/non_secure/port.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/portasm.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/portmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/portasm.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/portmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/portasm.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -84,6 +84,8 @@ void vRestoreContextOfFirstTask( void ) /* __attribute__ (( naked )) PRIVILEGED_
             "	adds r0, #32									\n"/* Discard everything up to r0. */
             "	msr  psp, r0									\n"/* This is now the new top of stack to use in the task. */
             "	isb												\n"
+            "	mov  r0, #0										\n"
+            "	msr  basepri, r0								\n"/* Ensure that interrupts are enabled when the first task starts. */
             "	bx   r4											\n"/* Finally, branch to EXC_RETURN. */
         #else /* configENABLE_MPU */
             "	ldm  r0!, {r1-r3}								\n"/* Read from stack - r1 = xSecureContext, r2 = PSPLIM and r3 = EXC_RETURN. */
@@ -95,6 +97,8 @@ void vRestoreContextOfFirstTask( void ) /* __attribute__ (( naked )) PRIVILEGED_
             "	adds r0, #32									\n"/* Discard everything up to r0. */
             "	msr  psp, r0									\n"/* This is now the new top of stack to use in the task. */
             "	isb												\n"
+            "	mov  r0, #0										\n"
+            "	msr  basepri, r0								\n"/* Ensure that interrupts are enabled when the first task starts. */
             "	bx   r3											\n"/* Finally, branch to EXC_RETURN. */
         #endif /* configENABLE_MPU */
         "													\n"

portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/portmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/portasm.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -82,6 +82,8 @@ void vRestoreContextOfFirstTask( void ) /* __attribute__ (( naked )) PRIVILEGED_
             "	adds r0, #32									\n"/* Discard everything up to r0. */
             "	msr  psp, r0									\n"/* This is now the new top of stack to use in the task. */
             "	isb												\n"
+            "	mov  r0, #0										\n"
+            "	msr  basepri, r0								\n"/* Ensure that interrupts are enabled when the first task starts. */
             "	bx   r3											\n"/* Finally, branch to EXC_RETURN. */
         #else /* configENABLE_MPU */
             "	ldm  r0!, {r1-r2}								\n"/* Read from stack - r1 = PSPLIM and r2 = EXC_RETURN. */
@@ -91,6 +93,8 @@ void vRestoreContextOfFirstTask( void ) /* __attribute__ (( naked )) PRIVILEGED_
             "	adds r0, #32									\n"/* Discard everything up to r0. */
             "	msr  psp, r0									\n"/* This is now the new top of stack to use in the task. */
             "	isb												\n"
+            "	mov  r0, #0										\n"
+            "	msr  basepri, r0								\n"/* Ensure that interrupts are enabled when the first task starts. */
             "	bx   r2											\n"/* Finally, branch to EXC_RETURN. */
         #endif /* configENABLE_MPU */
         "													\n"

portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/portmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/portasm.s

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/portmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/portasm.s

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/portmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portasm.s

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -128,6 +128,8 @@ vRestoreContextOfFirstTask:
 	adds r0, #32							/* Discard everything up to r0. */
 	msr  psp, r0							/* This is now the new top of stack to use in the task. */
 	isb
+	mov  r0, #0
+	msr  basepri, r0						/* Ensure that interrupts are enabled when the first task starts. */
 	bx   r4									/* Finally, branch to EXC_RETURN. */
 #else /* configENABLE_MPU */
 	ldm  r0!, {r1-r3}						/* Read from stack - r1 = xSecureContext, r2 = PSPLIM and r3 = EXC_RETURN. */
@@ -139,6 +141,8 @@ vRestoreContextOfFirstTask:
 	adds r0, #32							/* Discard everything up to r0. */
 	msr  psp, r0							/* This is now the new top of stack to use in the task. */
 	isb
+	mov  r0, #0
+	msr  basepri, r0						/* Ensure that interrupts are enabled when the first task starts. */
 	bx   r3									/* Finally, branch to EXC_RETURN. */
 #endif /* configENABLE_MPU */
 /*-----------------------------------------------------------*/

portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portasm.s

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -116,6 +116,8 @@ vRestoreContextOfFirstTask:
 	adds r0, #32							/* Discard everything up to r0. */
 	msr  psp, r0							/* This is now the new top of stack to use in the task. */
 	isb
+	mov  r0, #0
+	msr  basepri, r0						/* Ensure that interrupts are enabled when the first task starts. */
 	bx   r3									/* Finally, branch to EXC_RETURN. */
 #else /* configENABLE_MPU */
 	ldm  r0!, {r1-r2}						/* Read from stack - r1 = PSPLIM and r2 = EXC_RETURN. */
@@ -125,6 +127,8 @@ vRestoreContextOfFirstTask:
 	adds r0, #32							/* Discard everything up to r0. */
 	msr  psp, r0							/* This is now the new top of stack to use in the task. */
 	isb
+	mov  r0, #0
+	msr  basepri, r0						/* Ensure that interrupts are enabled when the first task starts. */
 	bx   r2									/* Finally, branch to EXC_RETURN. */
 #endif /* configENABLE_MPU */
 /*-----------------------------------------------------------*/

portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/non_secure/portasm.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/secure/context/portable/GCC/ARM_CM23/secure_context_port.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/secure/context/portable/GCC/ARM_CM33/secure_context_port.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/secure/context/portable/IAR/ARM_CM23/secure_context_port.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/secure/context/portable/IAR/ARM_CM23/secure_context_port_asm.s

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/secure/context/portable/IAR/ARM_CM33/secure_context_port.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/secure/context/portable/IAR/ARM_CM33/secure_context_port_asm.s

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/secure/context/secure_context.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/secure/context/secure_context.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/secure/heap/secure_heap.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/secure/heap/secure_heap.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/secure/init/secure_init.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/secure/init/secure_init.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/ARMv8M/secure/macros/secure_port_macros.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/BCC/16BitDOS/Flsh186/port.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/BCC/16BitDOS/Flsh186/prtmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/BCC/16BitDOS/PC/port.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/BCC/16BitDOS/PC/prtmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/BCC/16BitDOS/common/portasm.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/BCC/16BitDOS/common/portcomn.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CCS/ARM_CM3/port.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CCS/ARM_CM3/portasm.asm

@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.1
+; * FreeRTOS Kernel V10.4.3
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CCS/ARM_CM3/portmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CCS/ARM_CM4F/port.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CCS/ARM_CM4F/portasm.asm

@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.1
+; * FreeRTOS Kernel V10.4.3
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CCS/ARM_CM4F/portmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CCS/ARM_Cortex-R4/port.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CCS/ARM_Cortex-R4/portASM.asm

@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.1
+; * FreeRTOS Kernel V10.4.3
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CCS/ARM_Cortex-R4/portmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CCS/MSP430X/data_model.h

@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.1
+; * FreeRTOS Kernel V10.4.3
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CCS/MSP430X/port.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CCS/MSP430X/portext.asm

@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.1
+; * FreeRTOS Kernel V10.4.3
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CCS/MSP430X/portmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CodeWarrior/ColdFire_V1/port.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CodeWarrior/ColdFire_V1/portasm.S

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CodeWarrior/ColdFire_V1/portmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CodeWarrior/ColdFire_V2/port.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CodeWarrior/ColdFire_V2/portasm.S

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CodeWarrior/ColdFire_V2/portmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CodeWarrior/HCS12/port.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/CodeWarrior/HCS12/portmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/Common/mpu_wrappers.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -85,34 +85,6 @@ void vPortResetPrivilege( BaseType_t xRunningPrivileged )
 }
 /*-----------------------------------------------------------*/
 
-#if ( configSUPPORT_DYNAMIC_ALLOCATION == 1 )
-    BaseType_t MPU_xTaskCreateRestricted( const TaskParameters_t * const pxTaskDefinition,
-                                          TaskHandle_t * pxCreatedTask ) /* FREERTOS_SYSTEM_CALL */
-    {
-        BaseType_t xReturn;
-        BaseType_t xRunningPrivileged = xPortRaisePrivilege();
-
-        xReturn = xTaskCreateRestricted( pxTaskDefinition, pxCreatedTask );
-        vPortResetPrivilege( xRunningPrivileged );
-        return xReturn;
-    }
-#endif /* conifgSUPPORT_DYNAMIC_ALLOCATION */
-/*-----------------------------------------------------------*/
-
-#if ( configSUPPORT_STATIC_ALLOCATION == 1 )
-    BaseType_t MPU_xTaskCreateRestrictedStatic( const TaskParameters_t * const pxTaskDefinition,
-                                                TaskHandle_t * pxCreatedTask ) /* FREERTOS_SYSTEM_CALL */
-    {
-        BaseType_t xReturn;
-        BaseType_t xRunningPrivileged = xPortRaisePrivilege();
-
-        xReturn = xTaskCreateRestrictedStatic( pxTaskDefinition, pxCreatedTask );
-        vPortResetPrivilege( xRunningPrivileged );
-        return xReturn;
-    }
-#endif /* conifgSUPPORT_DYNAMIC_ALLOCATION */
-/*-----------------------------------------------------------*/
-
 #if ( configSUPPORT_DYNAMIC_ALLOCATION == 1 )
     BaseType_t MPU_xTaskCreate( TaskFunction_t pvTaskCode,
                                 const char * const pcName,
@@ -150,16 +122,6 @@ void vPortResetPrivilege( BaseType_t xRunningPrivileged )
 #endif /* configSUPPORT_STATIC_ALLOCATION */
 /*-----------------------------------------------------------*/
 
-void MPU_vTaskAllocateMPURegions( TaskHandle_t xTask,
-                                  const MemoryRegion_t * const xRegions ) /* FREERTOS_SYSTEM_CALL */
-{
-    BaseType_t xRunningPrivileged = xPortRaisePrivilege();
-
-    vTaskAllocateMPURegions( xTask, xRegions );
-    vPortResetPrivilege( xRunningPrivileged );
-}
-/*-----------------------------------------------------------*/
-
 #if ( INCLUDE_vTaskDelete == 1 )
     void MPU_vTaskDelete( TaskHandle_t pxTaskToDelete ) /* FREERTOS_SYSTEM_CALL */
     {

portable/GCC/ARM7_AT91FR40008/port.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/GCC/ARM7_AT91FR40008/portISR.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/GCC/ARM7_AT91FR40008/portmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/GCC/ARM7_AT91SAM7S/port.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/GCC/ARM7_AT91SAM7S/portISR.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/GCC/ARM7_AT91SAM7S/portmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/GCC/ARM7_LPC2000/port.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/GCC/ARM7_LPC2000/portISR.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/GCC/ARM7_LPC2000/portmacro.h

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/GCC/ARM7_LPC23xx/port.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of

portable/GCC/ARM7_LPC23xx/portISR.c

@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.1
+ * FreeRTOS Kernel V10.4.3
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of