Systemlib: Introduce volatile and level tags for parameters

src/modules/systemlib/param/CMakeLists.txt

@@ -78,7 +78,7 @@ add_custom_command(OUTPUT ${parameters_xml}
 		--inject-xml ${CMAKE_CURRENT_SOURCE_DIR}/parameters_injected.xml
 		--overrides ${PARAM_DEFAULT_OVERRIDES}
 		#--verbose
-	DEPENDS ${param_src_files} px_process_params.py parameters_injected.xml
+	DEPENDS ${param_src_files} px_process_params.py px4params/srcparser.py px4params/srcscanner.py parameters_injected.xml
 	COMMENT "Generating parameters.xml"
 )
 add_custom_target(parameters_xml DEPENDS ${parameters_xml})

src/modules/systemlib/param/px4params/srcparser.py

@@ -155,7 +155,7 @@ class SourceParser(object):
     re_remove_dots = re.compile(r'\.+$')
     re_remove_carriage_return = re.compile('\n+')
 
-    valid_tags = set(["group", "board", "min", "max", "unit", "decimal", "increment", "reboot_required", "value", "boolean", "bit"])
+    valid_tags = set(["group", "board", "min", "max", "unit", "decimal", "increment", "reboot_required", "value", "boolean", "bit", "level", "volatile"])
 
     # Order of parameter groups
     priority = {