Add M524 to abort SD printing (#11386)

Marlin/Marlin_main.cpp

@@ -206,6 +206,7 @@
  * M501 - Restore parameters from EEPROM. (Requires EEPROM_SETTINGS)
  * M502 - Revert to the default "factory settings". ** Does not write them to EEPROM! **
  * M503 - Print the current settings (in memory): "M503 S<verbose>". S0 specifies compact output.
+ * M524 - Abort SD card print job started with M24 (Requires SDSUPPORT)
  * M540 - Enable/disable SD card abort on endstop hit: "M540 S<state>". (Requires ABORT_ON_ENDSTOP_HIT_FEATURE_ENABLED)
  * M600 - Pause for filament change: "M600 X<pos> Y<pos> Z<raise> E<first_retract> L<later_retract>". (Requires ADVANCED_PAUSE_FEATURE)
  * M603 - Configure filament change: "M603 T<tool> U<unload_length> L<load_length>". (Requires ADVANCED_PAUSE_FEATURE)
@@ -10838,6 +10839,17 @@ inline void gcode_M502() {
   }
 #endif
 
+#if ENABLED(SDSUPPORT)
+
+  /**
+   * M524: Abort the current SD print job (started with M24)
+   */
+  inline void gcode_M524() {
+    if (IS_SD_PRINTING()) card.abort_sd_printing = true;
+  }
+
+#endif // SDSUPPORT
+
 #if ENABLED(ABORT_ON_ENDSTOP_HIT_FEATURE_ENABLED)
 
   /**
@@ -13017,6 +13029,10 @@ void process_parsed_command() {
         case 504: gcode_M504(); break;                            // M504: Validate EEPROM
       #endif
 
+      #if ENABLED(SDSUPPORT)
+        case 524: gcode_M524(); break;                            // M524: Abort SD print job
+      #endif
+
       #if ENABLED(ABORT_ON_ENDSTOP_HIT_FEATURE_ENABLED)
         case 540: gcode_M540(); break;                            // M540: Set Abort on Endstop Hit for SD Printing
       #endif
@@ -15296,27 +15312,24 @@ void loop() {
 
     card.checkautostart();
 
-    #if ENABLED(ULTIPANEL)
+    if (card.abort_sd_printing) {
-      if (abort_sd_printing) {
+      card.stopSDPrint(
-        abort_sd_printing = false;
+        #if SD_RESORT
-        card.stopSDPrint(
+          true
-          #if SD_RESORT
-            true
-          #endif
-        );
-        clear_command_queue();
-        quickstop_stepper();
-        print_job_timer.stop();
-        thermalManager.disable_all_heaters();
-        #if FAN_COUNT > 0
-          for (uint8_t i = 0; i < FAN_COUNT; i++) fanSpeeds[i] = 0;
         #endif
-        wait_for_heatup = false;
+      );
-        #if ENABLED(POWER_LOSS_RECOVERY)
+      clear_command_queue();
-          card.removeJobRecoveryFile();
+      quickstop_stepper();
-        #endif
+      print_job_timer.stop();
-      }
+      thermalManager.disable_all_heaters();
-    #endif
+      #if FAN_COUNT > 0
+        for (uint8_t i = 0; i < FAN_COUNT; i++) fanSpeeds[i] = 0;
+      #endif
+      wait_for_heatup = false;
+      #if ENABLED(POWER_LOSS_RECOVERY)
+        card.removeJobRecoveryFile();
+      #endif
+    }
 
   #endif // SDSUPPORT
 

Marlin/cardreader.cpp

@@ -315,7 +315,7 @@ void CardReader::stopSDPrint(
   #if ENABLED(ADVANCED_PAUSE_FEATURE)
     did_pause_print = 0;
   #endif
-  sdprinting = false;
+  sdprinting = abort_sd_printing = false;
   if (isFileOpen()) file.close();
   #if SD_RESORT
     if (re_sort) presort();

Marlin/cardreader.h

@@ -117,7 +117,7 @@ public:
   FORCE_INLINE char* longest_filename() { return longFilename[0] ? longFilename : filename; }
 
 public:
-  bool saving, logging, sdprinting, cardOK, filenameIsDir;
+  bool saving, logging, sdprinting, cardOK, filenameIsDir, abort_sd_printing;
   char filename[FILENAME_LENGTH], longFilename[LONG_FILENAME_LENGTH];
   int8_t autostart_index;
 private:

Marlin/ultralcd.cpp

@@ -854,11 +854,9 @@ void lcd_quick_feedback(const bool clear_buttons) {
       lcd_reset_status();
     }
 
-    bool abort_sd_printing; // =false
-
     void lcd_sdcard_stop() {
       wait_for_heatup = wait_for_user = false;
-      abort_sd_printing = true;
+      card.abort_sd_printing = true;
       lcd_setstatusPGM(PSTR(MSG_PRINT_ABORTED), -1);
       lcd_return_to_status();
     }

Marlin/ultralcd.h

@@ -262,10 +262,4 @@
   void lcd_reselect_last_file();
 #endif
 
-#if ENABLED(ULTIPANEL) && ENABLED(SDSUPPORT)
-  extern bool abort_sd_printing;
-#else
-  constexpr bool abort_sd_printing = false;
-#endif
-
 #endif // ULTRALCD_H