Moved ECL into its own submodule

src/modules/fw_att_control/CMakeLists.txt

@@ -40,5 +40,7 @@ px4_add_module(
 		fw_att_control_main.cpp
 	DEPENDS
 		platforms__common
+		git_ecl
+		lib__ecl
 	)
 # vim: set noet ft=cmake fenc=utf-8 ff=unix : 

src/modules/fw_pos_control_l1/CMakeLists.txt

@@ -44,6 +44,7 @@ px4_add_module(
 		mtecs/limitoverride.cpp
 	DEPENDS
 		platforms__common
+		git_ecl
 		lib__external_lgpl
 		lib__ecl
 	)

src/platforms/px4_defines.h

@@ -40,6 +40,7 @@
 #pragma once
 
 #include <px4_log.h>
+#include <math.h>
 
 /* Get the name of the default value fiven the param name */
 #define PX4_PARAM_DEFAULT_VALUE_NAME(_name) PARAM_##_name##_DEFAULT