More qurt support

The current approach of distributing submodule inclusion logic makes
evert parent dir need to know about all build targets.

This approach goes back to the previous way of centralizing the build
dirs in a single file.

Signed-off-by: Mark Charlebois <charlebm@gmail.com>

src/CMakeLists.txt

@@ -1,3 +1,6 @@
+#=============================================================================
+# module subdirectories, need to include first
+#
 add_subdirectory(./lib)
 add_subdirectory(./drivers)
 add_subdirectory(./platforms)
@@ -5,5 +8,77 @@ add_subdirectory(./systemcmds)
 add_subdirectory(./examples)
 add_subdirectory(./modules)
 add_subdirectory(./firmware)
+#=============================================================================
+# executable
+#
+
+if (${OS} STREQUAL "nuttx")
+
+	# a list of modules that will be linked to main
+	set(module_list)
+
+	if (${LABEL} STREQUAL "simple")
+		list(APPEND module_list
+			drivers__led
+			drivers__device
+			platforms__common
+			modules__systemlib
+			modules__uORB
+			examples__px4_simple_app
+			lib__mathlib__math__filter
+			lib__conversion
+		)
+	endif()
+
+	if (${LABEL} STREQUAL "simple")
+		list(APPEND module_list ${module_list_simple})
+	endif()
+
+	list(APPEND module_list
+		platforms__nuttx
+		platforms__nuttx__px4_layer
+		drivers__boards__px4fmu-v2
+		drivers__stm32
+	)
+
+	px4_nuttx_generate_builtin_commands(
+		OUT builtin_commands.c
+		MODULE_LIST ${module_list})
+
+	px4_nuttx_generate_romfs(OUT romfs.o
+		ROOT ROMFS/px4fmu_common)
+
+	# add executable
+	add_executable(main builtin_commands.c romfs.o)
+	set(nuttx_export_dir ${CMAKE_BINARY_DIR}/${BOARD}/NuttX/nuttx-export)
+	set(main_link_flags
+		"-T${nuttx_export_dir}/build/ld.script"
+		"-Wl,-Map=${CMAKE_BINARY_DIR}/main.map"
+		)
+	px4_join(OUT main_link_flags LIST ${main_link_flags} GLUE " ")
+	set_target_properties(main PROPERTIES LINK_FLAGS ${main_link_flags})
+
+	target_link_libraries(main
+		-Wl,--start-group
+		${module_list}
+		apps nuttx nosys m gcc
+		-Wl,--end-group)
+
+	px4_nuttx_add_firmware(OUT ${CMAKE_CURRENT_BINARY_DIR}/fw_main.px4
+		EXE ${CMAKE_CURRENT_BINARY_DIR}/main)
+
+	px4_add_upload(OUT upload OS ${OS} BOARD ${BOARD}
+		BUNDLE ${CMAKE_CURRENT_BINARY_DIR}/fw_main.px4)
+
+elseif(${OS} STREQUAL "qurt")
+	set(module_list)
+	px4_qurt_add_modules(module_list ${BOARD})
+	message(STATUS "module list: ${module_list}")
+
+	foreach(directory ${module_list})
+		message(STATUS "directory: ${directory}")
+        	add_subdirectory(${directory} EXCLUDE_FROM_ALL)
+	endforeach()
+endif()
 
 # vim: set noet ft=cmake fenc=utf-8 ff=unix :