Release ARMv7-M and ARMv8-M architecture ports (#249)

* Release ARMv7-M and ARMv8-M architecture ports

* Add a pipeline to check ports_arch

Author: TiejunZhou-CN

.github/workflows/ports_arch_check.yml

@@ -0,0 +1,45 @@
+# This is a basic workflow to help you get started with Actions
+
+name: ports_arch_check
+
+# Controls when the action will run. Triggers the workflow on push or pull request
+# events but only for the master branch
+on:
+  pull_request:
+    branches: [ master ]
+    paths:
+      - ".github/workflows/ports_arch_check.yml"
+      - 'common/**'
+      - 'common_modules/**'
+      - 'common_smp/**'
+      - 'ports/**'
+      - 'ports_modules/**'
+      - 'ports_smp/**'
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+  # This workflow contains a single job called "build"
+  build:
+    # The type of runner that the job will run on
+    runs-on: ubuntu-latest
+
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
+    # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+    - name: Checkout sources recursively
+      uses: actions/checkout@v2
+      with:
+        token: ${{ secrets.REPO_SCOPED_TOKEN }}
+        submodules: true
+
+    # Copy ports arch
+    - name: Copy ports arch
+      run: |
+        scripts/copy_armv7_m.sh && scripts/copy_armv8_m.sh && scripts/copy_module_armv7_m.sh
+        if [[ -n $(git status --porcelain) ]]; then
+          echo "Ports for ARM architecture is not updated"
+          exit 1
+        fi
+
+
+

ports_arch/ARMv7-M/README.md

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+# ARMv7-M architecture ports
+
+The ThreadX, ThreadX SMP, ThreadX Modules and ThreadX SMP Modules ports for ARMv7 share many files in common.
+To make work more efficient these files are internally tracked only once and copied over to specific ports for users.
+

ports_arch/ARMv7-M/threadx/ac5/example_build/build_threadx.bat

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+armasm -g --cpu=cortex-m4 --cpreproc --apcs=interwork tx_initialize_low_level.s
+armcc -c -g --cpu=cortex-m4 -O2 -I../../../../common/inc -I../../inc sample_threadx.c
+armlink -d -o sample_threadx.axf --elf --map --ro-base=0x00000000 --rw-base=0x20000000 --first __tx_vectors --datacompressor=off --inline --info=inline --callgraph --list sample_threadx.map tx_initialize_low_level.o sample_threadx.o tx.a
+