fix: guard LVGL usage and enable diagnostics on Tab5

custom/integration/settings_controller.cpp

@@ -727,7 +727,10 @@ namespace custom::integration
 
     void SettingsController::Impl::apply_current_theme()
     {
-        settings_ui_apply(&config_, &ui_runtime_);
+        {
+            LvglLockGuard lock;
+            settings_ui_apply(&config_, &ui_runtime_);
+        }
         ui_page_settings_apply_theme_state(config_.ui.theme == APP_CFG_UI_THEME_DARK,
                                            current_variant_id().c_str());
     }

lv_conf.h

@@ -261,7 +261,7 @@
  *-----------*/
 
 /*Enable the log module*/
-#define LV_USE_LOG 0
+#define LV_USE_LOG 1
 #if LV_USE_LOG
 
     /*How important log should be added:
@@ -271,11 +271,11 @@
     *LV_LOG_LEVEL_ERROR       Only critical issue, when the system may fail
     *LV_LOG_LEVEL_USER        Only logs added by the user
     *LV_LOG_LEVEL_NONE        Do not log anything*/
-    #define LV_LOG_LEVEL LV_LOG_LEVEL_WARN
+    #define LV_LOG_LEVEL LV_LOG_LEVEL_INFO
 
     /*1: Print the log with 'printf';
     *0: User need to register a callback with `lv_log_register_print_cb()`*/
-    #define LV_LOG_PRINTF 0
+    #define LV_LOG_PRINTF 1
 
     /*Set callback to print the logs.
      *E.g `my_print`. The prototype should be `void my_print(lv_log_level_t level, const char * buf)`

platforms/tab5/components/m5stack_tab5/m5stack_tab5.c

@@ -1644,8 +1644,8 @@ static void lvgl_read_cb(lv_indev_t* indev, lv_indev_data_t* data)
     {
         ESP_LOGI(TAG,
                  "Touch rotation check: right edge press mapped to (%d,%d)",
-                 transformed_x,
-                 transformed_y);
+                 (int)transformed_x,
+                 (int)transformed_y);
         logged_right_edge_ok = true;
     }
 }

platforms/tab5/main/hal/hal_esp32.cpp

@@ -172,26 +172,58 @@ void HalEsp32::init()
                                  .buff_spiram = true,
                                  .sw_rotate   = true,
                              }};
-    lvDisp = bsp_display_start_with_config(&cfg);
-    lv_display_set_rotation(lvDisp, LV_DISPLAY_ROTATION_90);
+    lvDisp              = bsp_display_start_with_config(&cfg);
+    bool display_locked = false;
+    if (lvDisp == nullptr)
+    {
+        mclog::tagError(_tag, "Failed to start LVGL display");
+    }
+    else
+    {
+        display_locked = bsp_display_lock(0);
+        if (!display_locked)
+        {
+            mclog::tagError(_tag, "Failed to lock LVGL port during display init");
+        }
+        else
+        {
+            lv_display_set_rotation(lvDisp, LV_DISPLAY_ROTATION_90);
+            mclog::tagInfo(_tag, "Display rotation set to 90 degrees");
+        }
+    }
+
     bsp_display_backlight_on();
 
     lvTouchpad = bsp_display_get_input_dev();
-    if (lvTouchpad == nullptr)
+    if (display_locked)
     {
-        mclog::tagWarn(_tag, "LVGL touch input not provided by BSP; creating fallback driver");
-
-        lvTouchpad = lv_indev_create();
-        if (lvTouchpad == nullptr)
+        if (lvTouchpad != nullptr)
         {
-            mclog::tagError(_tag, "Failed to allocate LVGL touch input device");
+            lv_indev_set_display(lvTouchpad, lvDisp);
         }
         else
         {
-            lv_indev_set_type(lvTouchpad, LV_INDEV_TYPE_POINTER);
-            lv_indev_set_read_cb(lvTouchpad, lvgl_read_cb);
-            lv_indev_set_display(lvTouchpad, lvDisp);
+            mclog::tagWarn(_tag, "LVGL touch input not provided by BSP; creating fallback driver");
+
+            lvTouchpad = lv_indev_create();
+            if (lvTouchpad == nullptr)
+            {
+                mclog::tagError(_tag, "Failed to allocate LVGL touch input device");
+            }
+            else
+            {
+                lv_indev_set_type(lvTouchpad, LV_INDEV_TYPE_POINTER);
+                lv_indev_set_read_cb(lvTouchpad, lvgl_read_cb);
+                lv_indev_set_display(lvTouchpad, lvDisp);
+            }
         }
+
+        bsp_display_unlock();
+        display_locked = false;
+    }
+    else if (lvTouchpad == nullptr)
+    {
+        mclog::tagError(_tag, "Touch input unavailable and LVGL lock not taken");
     }
 
     mclog::tagInfo(_tag, "usb host init");
@@ -205,8 +237,6 @@ void HalEsp32::init()
 
     mclog::tagInfo(_tag, "set gpio output capability");
     set_gpio_output_capability();
-
-    bsp_display_unlock();
 }
 
 void HalEsp32::set_gpio_output_capability()