[修改] 增加freeRTOS

1. 版本FreeRTOSv202212.01，命名为kernel；

kernel/FreeRTOS/Test/CMock/stream_buffer/api/Makefile

@@ -0,0 +1,43 @@
+# indent with spaces
+.RECIPEPREFIX := $(.RECIPEPREFIX) $(.RECIPEPREFIX)
+
+# Do not move this line below the include
+MAKEFILE_ABSPATH    :=  $(abspath $(lastword $(MAKEFILE_LIST)))
+include ../../makefile.in
+
+# PROJECT_SRC lists the .c files under test
+PROJECT_SRC         :=  stream_buffer.c
+
+# PROJECT_DEPS_SRC list the .c file that are dependencies of PROJECT_SRC files
+# Files in PROJECT_DEPS_SRC are excluded from coverage measurements
+PROJECT_DEPS_SRC    :=
+
+# PROJECT_HEADER_DEPS: headers that should be excluded from coverage measurements.
+PROJECT_HEADER_DEPS :=  FreeRTOS.h
+
+# SUITE_UT_SRC: .c files that contain test cases (must end in _utest.c)
+SUITE_UT_SRC        :=  stream_buffer_api_utest.c
+
+# SUITE_SUPPORT_SRC: .c files used for testing that do not contain test cases.
+# Paths are relative to PROJECT_DIR
+SUITE_SUPPORT_SRC   :=
+
+# List the headers used by PROJECT_SRC that you would like to mock
+MOCK_FILES_FP      :=  $(KERNEL_DIR)/include/task.h
+MOCK_FILES_FP      +=  $(UT_ROOT_DIR)/config/fake_assert.h
+MOCK_FILES_FP      +=  $(UT_ROOT_DIR)/config/fake_port.h
+
+# List any addiitonal flags needed by the preprocessor
+CPPFLAGS            +=  -DportUSING_MPU_WRAPPERS=0
+
+# List any addiitonal flags needed by the compiler
+CFLAGS              +=
+
+# Try not to edit beyond this line unless necessary.
+
+# Project / Suite are determined based on path: $(UT_ROOT_DIR)/$(PROJECT)/$(SUITE)
+PROJECT         :=  $(lastword $(subst /, ,$(dir $(abspath $(MAKEFILE_ABSPATH)/../))))
+SUITE           :=  $(lastword $(subst /, ,$(dir $(MAKEFILE_ABSPATH))))
+export
+
+include ../../testdir.mk