cmake: add serial param & ROMFS generation to the build system

- only a few configs done yet

src/.gitignore

@@ -0,0 +1,3 @@
+
+/generated_serial_params.c
+

src/lib/parameters/CMakeLists.txt

@@ -68,11 +68,24 @@ endif()
 
 list(REMOVE_DUPLICATES module_list)
 
+get_property(module_config_files GLOBAL PROPERTY PX4_MODULE_CONFIG_FILES)
+set(generated_params_dir ${PX4_BINARY_DIR}/generated_params)
+set(generated_serial_params_file ${generated_params_dir}/serial_params.c)
+add_custom_command(OUTPUT ${generated_serial_params_file}
+	COMMAND ${CMAKE_COMMAND} -E make_directory ${generated_params_dir}
+	COMMAND ${PYTHON_EXECUTABLE} ${PX4_SOURCE_DIR}/Tools/serial/generate_config.py
+		--params-file ${generated_serial_params_file}
+		--serial-ports ${board_serial_ports} #--verbose
+	DEPENDS
+		${PX4_SOURCE_DIR}/Tools/serial/generate_config.py
+	COMMENT "Generating serial_params.c"
+)
+
 set(parameters_xml ${PX4_BINARY_DIR}/parameters.xml)
 file(GLOB_RECURSE param_src_files ${PX4_SOURCE_DIR}/src/*params.c)
 add_custom_command(OUTPUT ${parameters_xml}
 	COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/px_process_params.py
-		--src-path ${module_list}
+		--src-path ${module_list} ${generated_params_dir}
 		--xml ${parameters_xml}
 		--inject-xml ${CMAKE_CURRENT_SOURCE_DIR}/parameters_injected.xml
 		--overrides ${PARAM_DEFAULT_OVERRIDES}
@@ -80,6 +93,7 @@ add_custom_command(OUTPUT ${parameters_xml}
 		#--verbose
 	DEPENDS
 		${param_src_files}
+		${generated_serial_params_file}
 		parameters_injected.xml
 		px4params/srcparser.py
 		px4params/srcscanner.py