diff --git a/tools/cmake/common/Utils.cmake b/tools/cmake/common/Utils.cmake
new file mode 100644
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+++ b/tools/cmake/common/Utils.cmake
@@ -0,0 +1,51 @@
+#-------------------------------------------------------------------------------
+# Copyright (c) 2020, Arm Limited and Contributors. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+#-------------------------------------------------------------------------------
+
+#[===[.rst:
+Misc utilities
+--------------
+#]===]
+
+include_guard(DIRECTORY)
+
+#[===[.rst:
+.. cmake:command:: check_args
+
+  .. code-block:: cmake
+
+    check_args(func_name REQ_ARG1 REQ_ARG2)
+
+  Helper macro for argument checking in functions. First argument *func_name* is
+  the name of the function, other arguments are the names of the required
+  arguments to that function. The macro iterates through the list, and prints
+  and error message if not all arguments are defined.
+
+#]===]
+macro(check_args)
+	set(_argv "${ARGV}")
+	list(SUBLIST _argv 0 1 _func)
+	list(SUBLIST _argv 1 -1 _args)
+	foreach(_arg IN LISTS _args)
+		if (NOT DEFINED _MY_PARAMS_${_arg})
+			message(FATAL_ERROR "${_func}(): mandatory parameter '${_arg}' missing.")
+		endif()
+	endforeach()
+endmacro()
+
+# Verify MSYS environment.
+function(ts_verify_build_env)
+    if (WIN32)
+        #On MSYS2 64 bit builds do not work. Verify environment.
+        execute_process(COMMAND uname -s
+                        OUTPUT_VARIABLE _os_name)
+        #If uname is present we assume MSYS environment and the os name must
+        #contain MING32.
+        if(_os_name STREQUAL "" AND NOT _os_name MATCHES ".*MINGW32.*")
+            message(FATAL_ERROR "This seems to be a 64 bit MINGW shell, which has issues. Please run the 32bit version.")
+        endif()
+    endif()
+endFunction()