Initial split-up of G-code handlers by category

Marlin/src/gcode/control/M18_M84.h

@@ -0,0 +1,53 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#if ENABLED(AUTO_BED_LEVELING_UBL) && ENABLED(ULTRA_LCD)
+  extern bool defer_return_to_status;
+#endif
+
+/**
+ * M18, M84: Disable stepper motors
+ */
+void gcode_M18_M84() {
+  if (parser.seenval('S')) {
+    stepper_inactive_time = parser.value_millis_from_seconds();
+  }
+  else {
+    bool all_axis = !((parser.seen('X')) || (parser.seen('Y')) || (parser.seen('Z')) || (parser.seen('E')));
+    if (all_axis) {
+      stepper.finish_and_disable();
+    }
+    else {
+      stepper.synchronize();
+      if (parser.seen('X')) disable_X();
+      if (parser.seen('Y')) disable_Y();
+      if (parser.seen('Z')) disable_Z();
+      #if E0_ENABLE_PIN != X_ENABLE_PIN && E1_ENABLE_PIN != Y_ENABLE_PIN // Only enable on boards that have separate ENABLE_PINS
+        if (parser.seen('E')) disable_e_steppers();
+      #endif
+    }
+
+    #if ENABLED(AUTO_BED_LEVELING_UBL) && ENABLED(ULTRA_LCD)  // Only needed with an LCD
+      ubl_lcd_map_control = defer_return_to_status = false;
+    #endif
+  }
+}