Navigator: add NUM_MISSION_ITMES_SUPPORTED to kconfig

Signed-off-by: Silvan <silvan@auterion.com>

boards: increase max mission items for boards with >=1kb RAM to 1000

Signed-off-by: Silvan <silvan@auterion.com>

boards: increase NUM_MISSION_ITMES_SUPPORTED for SITL to 10000

Signed-off-by: Silvan <silvan@auterion.com>

src/modules/dataman/dataman.h

@@ -72,8 +72,8 @@ enum {
 	DM_KEY_SAFE_POINTS_STATE_MAX = 1,
 	DM_KEY_FENCE_POINTS_MAX = 64,
 	DM_KEY_FENCE_POINTS_STATE_MAX = 1,
-	DM_KEY_WAYPOINTS_OFFBOARD_0_MAX = NUM_MISSIONS_SUPPORTED,
-	DM_KEY_WAYPOINTS_OFFBOARD_1_MAX = NUM_MISSIONS_SUPPORTED,
+	DM_KEY_WAYPOINTS_OFFBOARD_0_MAX = CONFIG_NUM_MISSION_ITMES_SUPPORTED,
+	DM_KEY_WAYPOINTS_OFFBOARD_1_MAX = CONFIG_NUM_MISSION_ITMES_SUPPORTED,
 	DM_KEY_MISSION_STATE_MAX = 1,
 	DM_KEY_COMPAT_MAX = 1
 };

src/modules/navigator/Kconfig

@@ -27,3 +27,12 @@ menuconfig NAVIGATOR_ADSB
 	---help---
 		Add support for acting on ADSB transponder_report or ADSB_VEHICLE MAVLink messages.
 		Actions are warnings, Loiter, Land and RTL without climb.
+
+menuconfig NUM_MISSION_ITMES_SUPPORTED
+	int "Maximum number of mission items"
+	default 500
+	depends on MODULES_NAVIGATOR
+	---help---
+		This limit always applies if mission items are stored on the SD card or in RAM. It should be set
+		adequately per boards such that if the items are stored in RAM they still fit the available memory.
+		The runtime parameter to configure the storage option is `SYS_DM_BACKEND`.

src/modules/navigator/navigation.h

@@ -46,12 +46,6 @@
 #include <stdint.h>
 #include <stdbool.h>
 
-#if defined(__PX4_POSIX)
-#  define NUM_MISSIONS_SUPPORTED (UINT16_MAX-1) // This is allocated as needed.
-#else
-#  define NUM_MISSIONS_SUPPORTED 500
-#endif
-
 /* compatible to mavlink MAV_CMD */
 enum NAV_CMD {
 	NAV_CMD_IDLE = 0,