Subversion Repositories MK-Marlin

/**

 * 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/>.

 *

 */

#ifndef CONFIGURATION_STORE_H

#define CONFIGURATION_STORE_H

#include "MarlinConfig.h"

class MarlinSettings {

  public:

    MarlinSettings() { }

    static uint16_t datasize();

    static void reset();

    static bool save();   // Return 'true' if data was saved

    FORCE_INLINE static bool init_eeprom() {

      reset();

      #if ENABLED(EEPROM_SETTINGS)

        const bool success = save();

        #if ENABLED(EEPROM_CHITCHAT)

          if (success) report();

        #endif

        return success;

      #else

        return true;

      #endif

    }

    #if ENABLED(EEPROM_SETTINGS)

      static bool load();     // Return 'true' if data was loaded ok

      static bool validate(); // Return 'true' if EEPROM data is ok

      #if ENABLED(AUTO_BED_LEVELING_UBL) // Eventually make these available if any leveling system

                                         // That can store is enabled

        static uint16_t meshes_start_index();

        FORCE_INLINE static uint16_t meshes_end_index() { return meshes_end; }

        static uint16_t calc_num_meshes();

        static int mesh_slot_offset(const int8_t slot);

        static void store_mesh(const int8_t slot);

        static void load_mesh(const int8_t slot, void * const into=NULL);

        //static void delete_mesh();    // necessary if we have a MAT

        //static void defrag_meshes();  // "

      #endif

    #else

      FORCE_INLINE

      static bool load() { reset(); report(); return true; }

    #endif

    #if DISABLED(DISABLE_M503)

      static void report(const bool forReplay=false);

    #else

      FORCE_INLINE

      static void report(const bool forReplay=false) { UNUSED(forReplay); }

    #endif

  private:

    static void postprocess();

    #if ENABLED(EEPROM_SETTINGS)

      static bool eeprom_error, validating;

      #if ENABLED(AUTO_BED_LEVELING_UBL) // Eventually make these available if any leveling system

                                         // That can store is enabled

        static constexpr uint16_t meshes_end = E2END - 128; // 128 is a placeholder for the size of the MAT; the MAT will always

                                                            // live at the very end of the eeprom

      #endif

      static bool _load();

      static void write_data(int &pos, const uint8_t *value, uint16_t size, uint16_t *crc);

      static void read_data(int &pos, uint8_t *value, uint16_t size, uint16_t *crc, const bool force=false);

      static bool size_error(const uint16_t size);

    #endif

};

extern MarlinSettings settings;

#endif // CONFIGURATION_STORE_H