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- /**
- * Marlin 3D Printer Firmware
- * Copyright (c) 2020 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 <https://www.gnu.org/licenses/>.
- *
- */
- #pragma once
-
- /**
- * feature/powerloss.h - Resume an SD print after power-loss
- */
-
- #include "../sd/cardreader.h"
- #include "../gcode/gcode.h"
-
- #include "../inc/MarlinConfig.h"
-
- #if ENABLED(GCODE_REPEAT_MARKERS)
- #include "../feature/repeat.h"
- #endif
-
- #if ENABLED(MIXING_EXTRUDER)
- #include "../feature/mixing.h"
- #endif
-
- #if !defined(POWER_LOSS_STATE) && PIN_EXISTS(POWER_LOSS)
- #define POWER_LOSS_STATE HIGH
- #endif
-
- //#define DEBUG_POWER_LOSS_RECOVERY
- //#define SAVE_EACH_CMD_MODE
- //#define SAVE_INFO_INTERVAL_MS 0
-
- typedef struct {
- uint8_t valid_head;
-
- // Machine state
- xyze_pos_t current_position;
- uint16_t feedrate;
- float zraise;
-
- // Repeat information
- TERN_(GCODE_REPEAT_MARKERS, Repeat stored_repeat);
-
- TERN_(HAS_HOME_OFFSET, xyz_pos_t home_offset);
- TERN_(HAS_POSITION_SHIFT, xyz_pos_t position_shift);
- TERN_(HAS_MULTI_EXTRUDER, uint8_t active_extruder);
-
- #if DISABLED(NO_VOLUMETRICS)
- bool volumetric_enabled;
- float filament_size[EXTRUDERS];
- #endif
-
- TERN_(HAS_HOTEND, int16_t target_temperature[HOTENDS]);
- TERN_(HAS_HEATED_BED, int16_t target_temperature_bed);
- TERN_(HAS_FAN, uint8_t fan_speed[FAN_COUNT]);
-
- TERN_(HAS_LEVELING, float fade);
-
- #if ENABLED(FWRETRACT)
- float retract[EXTRUDERS], retract_hop;
- #endif
-
- // Mixing extruder and gradient
- #if ENABLED(MIXING_EXTRUDER)
- //uint_fast8_t selected_vtool;
- //mixer_comp_t color[NR_MIXING_VIRTUAL_TOOLS][MIXING_STEPPERS];
- TERN_(GRADIENT_MIX, gradient_t gradient);
- #endif
-
- // SD Filename and position
- char sd_filename[MAXPATHNAMELENGTH];
- volatile uint32_t sdpos;
-
- // Job elapsed time
- millis_t print_job_elapsed;
-
- // Relative axis modes
- uint8_t axis_relative;
-
- // Misc. Marlin flags
- struct {
- bool dryrun:1; // M111 S8
- bool allow_cold_extrusion:1; // M302 P1
- TERN_(HAS_LEVELING, bool leveling:1);
- } flag;
-
- uint8_t valid_foot;
-
- bool valid() { return valid_head && valid_head == valid_foot; }
-
- } job_recovery_info_t;
-
- class PrintJobRecovery {
- public:
- static const char filename[5];
-
- static SdFile file;
- static job_recovery_info_t info;
-
- static uint8_t queue_index_r; //!< Queue index of the active command
- static uint32_t cmd_sdpos, //!< SD position of the next command
- sdpos[BUFSIZE]; //!< SD positions of queued commands
-
- #if ENABLED(DWIN_CREALITY_LCD)
- static bool dwin_flag;
- #endif
-
- static void init();
- static void prepare();
-
- static inline void setup() {
- #if PIN_EXISTS(POWER_LOSS)
- #if ENABLED(POWER_LOSS_PULLUP)
- SET_INPUT_PULLUP(POWER_LOSS_PIN);
- #elif ENABLED(POWER_LOSS_PULLDOWN)
- SET_INPUT_PULLDOWN(POWER_LOSS_PIN);
- #else
- SET_INPUT(POWER_LOSS_PIN);
- #endif
- #endif
- }
-
- // Track each command's file offsets
- static inline uint32_t command_sdpos() { return sdpos[queue_index_r]; }
- static inline void commit_sdpos(const uint8_t index_w) { sdpos[index_w] = cmd_sdpos; }
-
- static bool enabled;
- static void enable(const bool onoff);
- static void changed();
-
- static inline bool exists() { return card.jobRecoverFileExists(); }
- static inline void open(const bool read) { card.openJobRecoveryFile(read); }
- static inline void close() { file.close(); }
-
- static void check();
- static void resume();
- static void purge();
-
- static inline void cancel() { purge(); card.autostart_index = 0; }
-
- static void load();
- static void save(const bool force=ENABLED(SAVE_EACH_CMD_MODE), const float zraise=0);
-
- #if PIN_EXISTS(POWER_LOSS)
- static inline void outage() {
- if (enabled && READ(POWER_LOSS_PIN) == POWER_LOSS_STATE)
- _outage();
- }
- #endif
-
- // The referenced file exists
- static inline bool interrupted_file_exists() { return card.fileExists(info.sd_filename); }
-
- static inline bool valid() { return info.valid() && interrupted_file_exists(); }
-
- #if ENABLED(DEBUG_POWER_LOSS_RECOVERY)
- static void debug(PGM_P const prefix);
- #else
- static inline void debug(PGM_P const) {}
- #endif
-
- private:
- static void write();
-
- #if ENABLED(BACKUP_POWER_SUPPLY)
- static void retract_and_lift(const float &zraise);
- #endif
-
- #if PIN_EXISTS(POWER_LOSS)
- friend class GcodeSuite;
- static void _outage();
- #endif
- };
-
- extern PrintJobRecovery recovery;
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