Firmware/Marlin/power_loss_recovery.cpp

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2018-04-21 23:12:04 +02:00
/**
* 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/>.
*
*/
/**
* power_loss_recovery.cpp - Resume an SD print after power-loss
*/
#include "MarlinConfig.h"
#if ENABLED(POWER_LOSS_RECOVERY)
#include "power_loss_recovery.h"
#include "cardreader.h"
#include "planner.h"
#include "printcounter.h"
#include "serial.h"
#include "temperature.h"
#include "ultralcd.h"
// Recovery data
job_recovery_info_t job_recovery_info;
JobRecoveryPhase job_recovery_phase = JOB_RECOVERY_IDLE;
uint8_t job_recovery_commands_count; //=0
char job_recovery_commands[BUFSIZE + APPEND_CMD_COUNT][MAX_CMD_SIZE];
// Extern
extern uint8_t commands_in_queue, cmd_queue_index_r;
// Private
static char sd_filename[MAXPATHNAMELENGTH];
#if ENABLED(DEBUG_POWER_LOSS_RECOVERY)
void debug_print_job_recovery(const bool recovery) {
SERIAL_PROTOCOLPAIR("valid_head:", (int)job_recovery_info.valid_head);
SERIAL_PROTOCOLLNPAIR(" valid_foot:", (int)job_recovery_info.valid_foot);
if (job_recovery_info.valid_head) {
if (job_recovery_info.valid_head == job_recovery_info.valid_foot) {
SERIAL_PROTOCOLPGM("current_position");
LOOP_XYZE(i) SERIAL_PROTOCOLPAIR(": ", job_recovery_info.current_position[i]);
SERIAL_EOL();
SERIAL_PROTOCOLLNPAIR("feedrate: ", job_recovery_info.feedrate);
SERIAL_PROTOCOLPGM("target_temperature");
HOTEND_LOOP() SERIAL_PROTOCOLPAIR(": ", job_recovery_info.target_temperature[e]);
SERIAL_EOL();
SERIAL_PROTOCOLPGM("fanSpeeds");
for(uint8_t i = 0; i < FAN_COUNT; i++) SERIAL_PROTOCOLPAIR(": ", job_recovery_info.fanSpeeds[i]);
SERIAL_EOL();
#if HAS_LEVELING
SERIAL_PROTOCOLPAIR("leveling: ", int(job_recovery_info.leveling));
SERIAL_PROTOCOLLNPAIR(" fade: ", int(job_recovery_info.fade));
#endif
#if HAS_HEATED_BED
SERIAL_PROTOCOLLNPAIR("target_temperature_bed: ", job_recovery_info.target_temperature_bed);
#endif
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SERIAL_PROTOCOLLNPAIR("cmd_queue_index_r: ", job_recovery_info.cmd_queue_index_r);
SERIAL_PROTOCOLLNPAIR("commands_in_queue: ", job_recovery_info.commands_in_queue);
if (recovery)
for (uint8_t i = 0; i < job_recovery_commands_count; i++) SERIAL_PROTOCOLLNPAIR("> ", job_recovery_commands[i]);
else
for (uint8_t i = 0; i < job_recovery_info.commands_in_queue; i++) SERIAL_PROTOCOLLNPAIR("> ", job_recovery_info.command_queue[i]);
SERIAL_PROTOCOLLNPAIR("sd_filename: ", sd_filename);
SERIAL_PROTOCOLLNPAIR("sdpos: ", job_recovery_info.sdpos);
SERIAL_PROTOCOLLNPAIR("print_job_elapsed: ", job_recovery_info.print_job_elapsed);
}
else
SERIAL_PROTOCOLLNPGM("INVALID DATA");
}
}
#endif // DEBUG_POWER_LOSS_RECOVERY
/**
* Check for Print Job Recovery
* If the file has a saved state, populate the job_recovery_commands queue
*/
void do_print_job_recovery() {
//if (job_recovery_commands_count > 0) return;
memset(&job_recovery_info, 0, sizeof(job_recovery_info));
ZERO(job_recovery_commands);
if (!card.cardOK) card.initsd();
if (card.cardOK) {
#if ENABLED(DEBUG_POWER_LOSS_RECOVERY)
SERIAL_PROTOCOLLNPAIR("Init job recovery info. Size: ", (int)sizeof(job_recovery_info));
#endif
if (card.jobRecoverFileExists()) {
card.openJobRecoveryFile(true);
card.loadJobRecoveryInfo();
card.closeJobRecoveryFile();
//card.removeJobRecoveryFile();
if (job_recovery_info.valid_head && job_recovery_info.valid_head == job_recovery_info.valid_foot) {
uint8_t ind = 0;
#if HAS_LEVELING
strcpy_P(job_recovery_commands[ind++], PSTR("M420 S0 Z0")); // Leveling off before G92 or G28
#endif
strcpy_P(job_recovery_commands[ind++], PSTR("G92.0 Z0")); // Ensure Z is equal to 0
strcpy_P(job_recovery_commands[ind++], PSTR("G1 Z2")); // Raise Z by 2mm (we hope!)
strcpy_P(job_recovery_commands[ind++], PSTR("G28 R0"
#if !IS_KINEMATIC
" X Y" // Home X and Y for Cartesian
#endif
));
#if HAS_LEVELING
// Restore leveling state before G92 sets Z
// This ensures the steppers correspond to the native Z
sprintf_P(job_recovery_commands[ind++], PSTR("M420 S%i Z%s"), int(job_recovery_info.leveling), job_recovery_info.fade);
#endif
char str_1[16], str_2[16];
dtostrf(job_recovery_info.current_position[Z_AXIS] + 2, 1, 3, str_1);
dtostrf(job_recovery_info.current_position[E_AXIS]
#if ENABLED(SAVE_EACH_CMD_MODE)
- 5
#endif
, 1, 3, str_2
);
sprintf_P(job_recovery_commands[ind++], PSTR("G92.0 Z%s E%s"), str_1, str_2); // Current Z + 2 and E
strcpy_P(job_recovery_commands[ind++], PSTR("M117 Continuing..."));
uint8_t r = job_recovery_info.cmd_queue_index_r;
while (job_recovery_info.commands_in_queue) {
strcpy(job_recovery_commands[ind++], job_recovery_info.command_queue[r]);
job_recovery_info.commands_in_queue--;
r = (r + 1) % BUFSIZE;
}
job_recovery_commands_count = ind;
#if ENABLED(DEBUG_POWER_LOSS_RECOVERY)
debug_print_job_recovery(true);
#endif
card.openFile(sd_filename, true);
card.setIndex(job_recovery_info.sdpos);
}
else {
if (job_recovery_info.valid_head != job_recovery_info.valid_foot)
LCD_ALERTMESSAGEPGM("INVALID DATA");
memset(&job_recovery_info, 0, sizeof(job_recovery_info));
}
}
}
}
/**
* Save the current machine state to the "bin" file
*/
void save_job_recovery_info() {
#if SAVE_INFO_INTERVAL_MS > 0
static millis_t next_save_ms; // = 0; // Init on reset
millis_t ms = millis();
#endif
if (
#if SAVE_INFO_INTERVAL_MS > 0
ELAPSED(ms, next_save_ms) ||
#endif
#if ENABLED(SAVE_EACH_CMD_MODE)
true
#else
(current_position[Z_AXIS] > 0 && current_position[Z_AXIS] > job_recovery_info.current_position[Z_AXIS])
#endif
) {
#if SAVE_INFO_INTERVAL_MS > 0
next_save_ms = ms + SAVE_INFO_INTERVAL_MS;
#endif
// Head and foot will match if valid data was saved
if (!++job_recovery_info.valid_head) ++job_recovery_info.valid_head; // non-zero in sequence
job_recovery_info.valid_foot = job_recovery_info.valid_head;
// Machine state
COPY(job_recovery_info.current_position, current_position);
job_recovery_info.feedrate = feedrate_mm_s;
COPY(job_recovery_info.target_temperature, thermalManager.target_temperature);
#if HAS_HEATED_BED
job_recovery_info.target_temperature_bed = thermalManager.target_temperature_bed;
#endif
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COPY(job_recovery_info.fanSpeeds, fanSpeeds);
#if HAS_LEVELING
job_recovery_info.leveling = planner.leveling_active;
job_recovery_info.fade = (
#if ENABLED(ENABLE_LEVELING_FADE_HEIGHT)
planner.z_fade_height
#else
0
#endif
);
#endif
// Commands in the queue
job_recovery_info.cmd_queue_index_r = cmd_queue_index_r;
job_recovery_info.commands_in_queue = commands_in_queue;
COPY(job_recovery_info.command_queue, command_queue);
// Elapsed print job time
job_recovery_info.print_job_elapsed = print_job_timer.duration() * 1000UL;
// SD file position
card.getAbsFilename(sd_filename);
job_recovery_info.sdpos = card.getIndex();
#if ENABLED(DEBUG_POWER_LOSS_RECOVERY)
SERIAL_PROTOCOLLNPGM("Saving job_recovery_info");
debug_print_job_recovery(false);
#endif
card.openJobRecoveryFile(false);
(void)card.saveJobRecoveryInfo();
}
}
#endif // POWER_LOSS_RECOVERY