Allow to pass the file format to pyocd

Author: ithinuel

src/mbed_os_tools/test/__init__.py

@@ -359,6 +359,13 @@ def init_host_test_cli_params():
         help="Prints package version and exits",
     )
 
+    parser.add_option(
+        "",
+        "--format",
+        dest="format",
+        help="Image file format passed to pyocd (elf, bin, hex, axf...).",
+    )
+
     parser.description = (
         """Flash, reset and perform host supervised tests on mbed platforms"""
     )

src/mbed_os_tools/test/host_tests_plugins/module_copy_pyocd.py

@@ -86,7 +86,7 @@ def execute(self, capability, *args, **kwargs):
 
             # Program the file
             programmer = FileProgrammer(session)
-            programmer.program(image_path)
+            programmer.program(image_path, format=kwargs['format'])
 
         return True