Add bool printer_recovering

Firmware/Marlin.h

@@ -318,6 +318,8 @@ bool printingIsPaused();
 
 bool printer_active();
 
+bool printer_recovering();
+
 //! Beware - mcode_in_progress is set as soon as the command gets really processed,
 //! which is not the same as posting the M600 command into the command queue
 //! There can be a considerable lag between posting M600 and its real processing which might result

Firmware/Marlin_main.cpp

@@ -523,8 +523,7 @@ bool __attribute__((noinline)) printer_active() {
         || (lcd_commands_type != LcdCommands::Idle)
         || MMU2::mmu2.MMU_PRINT_SAVED()
         || homing_flag
-        || mesh_bed_leveling_flag
-        || (eeprom_read_byte((uint8_t*)EEPROM_UVLO) != PowerPanic::NO_PENDING_RECOVERY);
+        || mesh_bed_leveling_flag;
 }
 
 #ifdef DEBUG_PRINTER_STATES
@@ -577,6 +576,11 @@ void debug_printer_states()
 }
 #endif //End DEBUG_PRINTER_STATES
 
+// Block LCD menus when
+bool __attribute__((noinline)) printer_recovering() {
+    return (eeprom_read_byte((uint8_t*)EEPROM_UVLO) != PowerPanic::NO_PENDING_RECOVERY);
+}
+
 // Currently only used in one place, allowed to be inlined
 bool check_fsensor() {
     return printJobOngoing()
@@ -1631,7 +1635,7 @@ void setup()
     fw_crash_init();
 
 #ifdef UVLO_SUPPORT
-  if (eeprom_read_byte((uint8_t*)EEPROM_UVLO) != PowerPanic::NO_PENDING_RECOVERY) { //previous print was terminated by UVLO
+  if (printer_recovering()) { //previous print was terminated by UVLO
       manage_heater(); // Update temperatures 
 #ifdef DEBUG_UVLO_AUTOMATIC_RECOVER 
 		printf_P(_N("Power panic detected!\nCurrent bed temp:%d\nSaved bed temp:%d\n"), (int)degBed(), eeprom_read_byte((uint8_t*)EEPROM_UVLO_TARGET_BED));
@@ -6051,7 +6055,7 @@ Sigma_Exit:
         }
 
         if (eeprom_read_byte((uint8_t*)EEPROM_UVLO_PRINT_TYPE) == PowerPanic::PRINT_TYPE_HOST
-           && eeprom_read_byte((uint8_t*)EEPROM_UVLO) != PowerPanic::NO_PENDING_RECOVERY
+           && printer_recovering()
            && printingIsPaused()) {
             // The print is in a paused state. The print was recovered following a power panic
             // but up to this point the printer has been waiting for the M79 from the host

Firmware/power_panic.cpp

@@ -286,7 +286,7 @@ void setup_uvlo_interrupt() {
     EIMSK |= (1 << 4);
 
     // check if power was lost before we armed the interrupt
-    if(!(PINE & (1 << 4)) && eeprom_read_byte((uint8_t*)EEPROM_UVLO) != PowerPanic::NO_PENDING_RECOVERY)
+    if(!(PINE & (1 << 4)) && printer_recovering())
     {
         SERIAL_ECHOLNRPGM(MSG_INT4);
         uvlo_drain_reset();

Firmware/ultralcd.cpp

@@ -5289,7 +5289,7 @@ static void lcd_main_menu()
     }
     if((printJobOngoing()
         || printingIsPaused()
-        || (eeprom_read_byte((uint8_t*)EEPROM_UVLO) != PowerPanic::NO_PENDING_RECOVERY))
+        || (printer_recovering()))
         && (custom_message_type != CustomMsg::MeshBedLeveling)
         && !processing_tcode) {
         MENU_ITEM_SUBMENU_P(_T(MSG_STOP_PRINT), lcd_sdcard_stop);