1 files changed, 137 insertions, 0 deletions
diff --git a/Marlin/src/feature/power.cpp b/Marlin/src/feature/power.cpp
new file mode 100644
index 0000000..d22247b
--- /dev/null
+++ b/Marlin/src/feature/power.cpp
@@ -0,0 +1,137 @@
+/**
+ * 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/>.
+ *
+ */
+
+/**
+ * power.cpp - power control
+ */
+
+#include "../inc/MarlinConfig.h"
+
+#if ENABLED(AUTO_POWER_CONTROL)
+
+#include "power.h"
+#include "../module/temperature.h"
+#include "../module/stepper/indirection.h"
+#include "../MarlinCore.h"
+
+#if defined(PSU_POWERUP_GCODE) || defined(PSU_POWEROFF_GCODE)
+  #include "../gcode/gcode.h"
+#endif
+
+#if BOTH(USE_CONTROLLER_FAN, AUTO_POWER_CONTROLLERFAN)
+  #include "controllerfan.h"
+#endif
+
+Power powerManager;
+
+millis_t Power::lastPowerOn;
+
+bool Power::is_power_needed() {
+  #if ENABLED(AUTO_POWER_FANS)
+    FANS_LOOP(i) if (thermalManager.fan_speed[i]) return true;
+  #endif
+
+  #if ENABLED(AUTO_POWER_E_FANS)
+    HOTEND_LOOP() if (thermalManager.autofan_speed[e]) return true;
+  #endif
+
+  #if BOTH(USE_CONTROLLER_FAN, AUTO_POWER_CONTROLLERFAN)
+    if (controllerFan.state()) return true;
+  #endif
+
+  if (TERN0(AUTO_POWER_CHAMBER_FAN, thermalManager.chamberfan_speed))
+    return true;
+
+  // If any of the drivers or the bed are enabled...
+  if (X_ENABLE_READ() == X_ENABLE_ON || Y_ENABLE_READ() == Y_ENABLE_ON || Z_ENABLE_READ() == Z_ENABLE_ON
+    #if HAS_X2_ENABLE
+      || X2_ENABLE_READ() == X_ENABLE_ON
+    #endif
+    #if HAS_Y2_ENABLE
+      || Y2_ENABLE_READ() == Y_ENABLE_ON
+    #endif
+    #if HAS_Z2_ENABLE
+      || Z2_ENABLE_READ() == Z_ENABLE_ON
+    #endif
+    #if E_STEPPERS
+      #define _OR_ENABLED_E(N) || E##N##_ENABLE_READ() == E_ENABLE_ON
+      REPEAT(E_STEPPERS, _OR_ENABLED_E)
+    #endif
+  ) return true;
+
+  HOTEND_LOOP() if (thermalManager.degTargetHotend(e) > 0 || thermalManager.temp_hotend[e].soft_pwm_amount > 0) return true;
+  if (TERN0(HAS_HEATED_BED, thermalManager.degTargetBed() > 0 || thermalManager.temp_bed.soft_pwm_amount > 0)) return true;
+
+  #if HAS_HOTEND && AUTO_POWER_E_TEMP
+    HOTEND_LOOP() if (thermalManager.degHotend(e) >= AUTO_POWER_E_TEMP) return true;
+  #endif
+
+  #if HAS_HEATED_CHAMBER && AUTO_POWER_CHAMBER_TEMP
+    if (thermalManager.degChamber() >= AUTO_POWER_CHAMBER_TEMP) return true;
+  #endif
+
+  return false;
+}
+
+void Power::check() {
+  static millis_t nextPowerCheck = 0;
+  millis_t ms = millis();
+  if (ELAPSED(ms, nextPowerCheck)) {
+    nextPowerCheck = ms + 2500UL;
+    if (is_power_needed())
+      power_on();
+    else if (!lastPowerOn || ELAPSED(ms, lastPowerOn + SEC_TO_MS(POWER_TIMEOUT)))
+      power_off();
+  }
+}
+
+void Power::power_on() {
+  lastPowerOn = millis();
+  if (!powersupply_on) {
+    PSU_PIN_ON();
+    safe_delay(PSU_POWERUP_DELAY);
+    restore_stepper_drivers();
+    TERN_(HAS_TRINAMIC_CONFIG, safe_delay(PSU_POWERUP_DELAY));
+    #ifdef PSU_POWERUP_GCODE
+      GcodeSuite::process_subcommands_now_P(PSTR(PSU_POWERUP_GCODE));
+    #endif
+  }
+}
+
+void Power::power_off() {
+  if (powersupply_on) {
+    #ifdef PSU_POWEROFF_GCODE
+      GcodeSuite::process_subcommands_now_P(PSTR(PSU_POWEROFF_GCODE));
+    #endif
+    PSU_PIN_OFF();
+  }
+}
+
+void Power::power_off_soon() {
+  #if POWER_OFF_DELAY
+    lastPowerOn = millis() - SEC_TO_MS(POWER_TIMEOUT) + SEC_TO_MS(POWER_OFF_DELAY);
+  #else
+    power_off();
+  #endif
+}
+
+#endif // AUTO_POWER_CONTROL