Expose DISABLE_M503 option as a test option

Marlin/Configuration.h

@@ -992,8 +992,8 @@
 //#define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/Marlin_main.cpp

@@ -9279,12 +9279,14 @@ inline void gcode_M502() {
   (void)settings.reset();
 }
 
-/**
+#if DISABLED(DISABLE_M503)
- * M503: print settings currently in memory
+  /**
- */
+   * M503: print settings currently in memory
-inline void gcode_M503() {
+   */
-  (void)settings.report(!parser.boolval('S', true));
+  inline void gcode_M503() {
-}
+    (void)settings.report(!parser.boolval('S', true));
+  }
+#endif
 
 #if ENABLED(ABORT_ON_ENDSTOP_HIT_FEATURE_ENABLED)
 
@@ -11022,9 +11024,12 @@ void process_next_command() {
       case 502: // M502: Revert to default settings
         gcode_M502();
         break;
-      case 503: // M503: print settings currently in memory
+
-        gcode_M503();
+      #if DISABLED(DISABLE_M503)
-        break;
+        case 503: // M503: print settings currently in memory
+          gcode_M503();
+          break;
+      #endif
 
       #if ENABLED(ABORT_ON_ENDSTOP_HIT_FEATURE_ENABLED)
         case 540: // M540: Set abort on endstop hit for SD printing

Marlin/configuration_store.cpp

@@ -1051,7 +1051,7 @@ void MarlinSettings::postprocess() {
       #endif
     }
 
-    #if ENABLED(EEPROM_CHITCHAT)
+    #if ENABLED(EEPROM_CHITCHAT) && DISABLED(DISABLE_M503)
       report();
     #endif
 

Marlin/configuration_store.h

@@ -55,7 +55,7 @@ class MarlinSettings {
       static void report(bool forReplay=false);
     #else
       FORCE_INLINE
-      static void report(bool forReplay=false) { }
+      static void report(bool forReplay=false) { UNUSED(forReplay); }
     #endif
 
   private:

Marlin/example_configurations/Anet/A6/Configuration.h

@@ -1148,8 +1148,8 @@
 #define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/Anet/A8/Configuration.h

@@ -998,8 +998,8 @@
 #define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/CL-260/Configuration.h

@@ -989,8 +989,8 @@
 //#define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/Cartesio/Configuration.h

@@ -986,8 +986,8 @@
 //#define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/Felix/Configuration.h

@@ -970,8 +970,8 @@
 //#define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/Felix/DUAL/Configuration.h

@@ -970,8 +970,8 @@
 //#define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/FolgerTech-i3-2020/Configuration.h

@@ -992,8 +992,8 @@
 #define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/Hephestos/Configuration.h

@@ -978,8 +978,8 @@
 //#define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/Hephestos_2/Configuration.h

@@ -981,8 +981,8 @@
 #define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/K8200/Configuration.h

@@ -1017,8 +1017,8 @@
 #define EEPROM_SETTINGS // K8200: uses EEPROM by default
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/K8400/Configuration.h

@@ -988,8 +988,8 @@
 #define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/K8400/Dual-head/Configuration.h

@@ -988,8 +988,8 @@
 #define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/M150/Configuration.h

@@ -1015,8 +1015,8 @@
 #define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h

@@ -988,8 +988,8 @@
 //#define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/RigidBot/Configuration.h

@@ -986,8 +986,8 @@
 #define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/SCARA/Configuration.h

@@ -1000,8 +1000,8 @@
 //#define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/TAZ4/Configuration.h

@@ -1007,8 +1007,8 @@
 #define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/TinyBoy2/Configuration.h

@@ -1044,8 +1044,8 @@
 #define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/WITBOX/Configuration.h

@@ -978,8 +978,8 @@
 //#define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/adafruit/ST7565/Configuration.h

@@ -988,8 +988,8 @@
 //#define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/delta/FLSUN/auto_calibrate/Configuration.h

@@ -1108,8 +1108,8 @@
 #define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/delta/FLSUN/kossel_mini/Configuration.h

@@ -1110,8 +1110,8 @@
 #define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/delta/generic/Configuration.h

@@ -1099,8 +1099,8 @@
 //#define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/delta/kossel_mini/Configuration.h

@@ -1102,8 +1102,8 @@
 //#define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/delta/kossel_pro/Configuration.h

@@ -1107,8 +1107,8 @@
 //#define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/delta/kossel_xl/Configuration.h

@@ -1165,8 +1165,8 @@
 #define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/gCreate_gMax1.5+/Configuration.h

@@ -1004,8 +1004,8 @@
 #define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/makibox/Configuration.h

@@ -991,8 +991,8 @@
 #define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/tvrrug/Round2/Configuration.h

@@ -983,8 +983,8 @@
 //#define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //

Marlin/example_configurations/wt150/Configuration.h

@@ -994,8 +994,8 @@
 #define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
-  // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
+  //#define DISABLE_M503  // Saves ~2700 bytes of PROGMEM. Disable for release!
-  #define EEPROM_CHITCHAT // Please keep turned on if you can.
+  #define EEPROM_CHITCHAT // Print a report on M500. Please keep turned on.
 #endif
 
 //