fix build

Marlin/src/feature/mmu3/mmu2.cpp

@@ -181,7 +181,7 @@ namespace MMU3 {
   void MMU3::resetX0() { logic.ResetMMU(); } // Send soft reset
   void MMU3::resetX42() { logic.ResetMMU(42); }
 
-  void MMU3::triggerResetPin() { reset(); }
+  void MMU3::triggerResetPin() { power_reset(); }
 
   void MMU3::powerCycle() {
     // cut the power to the MMU and after a while restore it
@@ -277,7 +277,7 @@ namespace MMU3 {
         //&& printJobOngoing()
         && parser.codenum != 600
         && TERN1(HAS_LEVELING, planner.leveling_active)
-        && all_axes_homed()
+        && xy_are_trusted()
         && e_active()
         #if ENABLED(MMU_SPOOL_JOIN_CONSUMES_ALL_FILAMENT)
           && runout.enabled // to prevent M600 to be triggered during M600 AUTO
@@ -724,7 +724,7 @@ namespace MMU3 {
         // right after the current one is solved.
 
         // Move XY aside
-        if (all_axes_homed()) nozzle_park();
+        if (xy_are_trusted()) nozzle_park();
       }
     }
   }
@@ -746,7 +746,7 @@ namespace MMU3 {
       ReportErrorHookSensorLineRender();
       waitForHotendTargetTemp(100, [] {
         marlin_manage_inactivity(true);
-        mmu_loop_inner(false);
+        mmu3.mmu_loop_inner(false);
         ReportErrorHookDynamicRender();
       });
       ScreenUpdateEnable(); // temporary hack to stop this locking the printer...

Marlin/src/feature/mmu3/mmu2_error_converter.cpp

@@ -196,7 +196,7 @@ namespace MMU3 {
     return FindErrorIndex(ERR_OTHER_UNKNOWN_ERROR);
   }
 
-  uint16_t PrusaErrorCode(const uint8_t i) { return pgm_read_word(&errorCodes[i]); }
+  uint16_t PrusaErrorCode(const uint8_t i) { return (uint16_t)pgm_read_word(&errorCodes[i]); }
 
   FSTR_P const PrusaErrorTitle(const uint8_t i) { return (FSTR_P const)pgm_read_ptr(&errorTitles[i]); }
   FSTR_P const PrusaErrorDesc(const uint8_t i) { return (FSTR_P const)pgm_read_ptr(&errorDescs[i]); }

Marlin/src/feature/mmu3/mmu2_marlin.h

@@ -27,7 +27,8 @@
 
 #include "../../inc/MarlinConfig.h"
 
-  namespace MMU3 {
+namespace MMU3 {
+
   // This interface separates Marlin1/Marlin2 from the MMU top logic layer.
   // - Unify implementation among MK3 and Buddy FW
   // - Enable unit testing of MMU top layer
@@ -68,6 +69,6 @@
   void Enable_E0();
   void Disable_E0();
 
-  bool all_axes_homed();
+  bool xy_are_trusted();
 
-  } // MMU3
+} // MMU3

Marlin/src/feature/mmu3/mmu2_marlin1.cpp

@@ -181,7 +181,7 @@ namespace MMU3 {
     stepper.disable_extruder(TERN_(HAS_EXTRUDERS, 0));
   }
 
-  bool all_axes_homed() {
+  bool xy_are_trusted() {
     return axis_is_trusted(X_AXIS) && axis_is_trusted(Y_AXIS);
   }
 

Marlin/src/feature/mmu3/mmu2_power.cpp

@@ -44,12 +44,12 @@ void power_on() {
   #if PIN_EXISTS(MMU2_RST)
     OUT_WRITE(MMU2_RST_PIN, HIGH);
   #endif
-  reset();
+  power_reset();
 }
 
 void power_off() {}
 
-void reset() {
+void power_reset() {
   #if PIN_EXISTS(MMU2_RST) // HW - pulse reset pin
     WRITE(MMU2_RST_PIN, LOW);
     safe_delay(100);

Marlin/src/feature/mmu3/mmu2_power.h

@@ -31,6 +31,6 @@ void power_on();
 
 void power_off();
 
-void reset();
+void power_reset();
 
 } // MMU3

Marlin/src/feature/mmu3/mmu2_protocol_logic.cpp

@@ -641,7 +641,7 @@ namespace MMU3 {
   }
 
   void ProtocolLogic::home(uint8_t mode) {
-    PlanGenericRequest(RequestMsg(RequestMsgCodes::home, mode));
+    PlanGenericRequest(RequestMsg(RequestMsgCodes::Home, mode));
   }
 
   void ProtocolLogic::readRegister(uint8_t address) {

Marlin/src/gcode/feature/prusa_MMU2/M403.cpp

@@ -46,7 +46,11 @@ void GcodeSuite::M403() {
                 type = parser.intval('F', -1);
 
   if (WITHIN(index, 0, EXTRUDERS - 1) && WITHIN(type, 0, 2))
-    mmu2.set_filament_type(index, type);
+    #if HAS_PRUSA_MMU3
+      mmu3.set_filament_type(index, type);
+    #else
+      mmu2.set_filament_type(index, type);
+    #endif
   else
     SERIAL_ECHO_MSG("M403 - bad arguments.");
 }

Marlin/src/lcd/e3v2/proui/dwin.cpp

@@ -1811,7 +1811,7 @@ void dwinPrintFinished() {
 // Print was aborted
 void dwinPrintAborted() {
   #ifndef EVENT_GCODE_SD_ABORT
-    if (all_axes_homed()) {
+    if (ExtUI::isMachineHomed()) {
       queue.inject(
         #if ENABLED(NOZZLE_PARK_FEATURE)
           F("G27")

Marlin/src/lcd/menu/menu_mmu2.cpp

@@ -84,7 +84,7 @@ void _mmu2_eject_filament(uint8_t index) {
   ui.reset_status();
   ui.return_to_status();
   ui.status_printf(0, GET_TEXT_F(MSG_MMU2_EJECTING_FILAMENT), int(index + 1));
-  if (mmu2.eject_filament(index, true)) ui.reset_status();
+  if (mmu3.eject_filament(index, true)) ui.reset_status();
 }
 
 void _mmu2_cut_filament(uint8_t index) {
@@ -101,7 +101,7 @@ void action_mmu2_unload_filament() {
   LCD_MESSAGE(MSG_MMU2_UNLOADING_FILAMENT);
   while (!TERN(HAS_PRUSA_MMU3, mmu3.unload(), mmu2.unload())) {
     safe_delay(50);
-    TERN(HAS_PRUSA_MMU3, mmu3.marlin_idle(true), idle());
+    TERN(HAS_PRUSA_MMU3, MMU3::marlin_idle(true), idle());
   }
   ui.reset_status();
 }
@@ -309,7 +309,7 @@ void menu_mmu2() {
     EDIT_ITEM(bool, MSG_MMU_CUTTER, &cutter_enabled, []{
       menu_mmu3_cutter_set_mode((uint8_t)!editable.state);
     });
-    if (!busy && mmu3.cutter_enabled() && mmu3.mmu_hw_enabled) {
+    if (!busy && MMU3::cutter_enabled() && mmu3.mmu_hw_enabled) {
       SUBMENU(MSG_MMU2_CUT_FILAMENT, menu_mmu3_cut_filament);
     }
 
@@ -350,7 +350,7 @@ void menu_mmu2_choose_filament() {
 //
 
 void menu_mmu2_pause() {
-  feeder_index = mmu2.get_current_tool();
+  feeder_index = mmu3.get_current_tool();
   START_MENU();
   #if LCD_HEIGHT > 2
     STATIC_ITEM(MSG_FILAMENT_CHANGE_HEADER, SS_DEFAULT|SS_INVERT);