1 files changed, 59 insertions, 0 deletions
diff --git a/Marlin/src/gcode/sd/M32.cpp b/Marlin/src/gcode/sd/M32.cpp
new file mode 100644
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+++ b/Marlin/src/gcode/sd/M32.cpp
@@ -0,0 +1,59 @@
+/**
+ * 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/>.
+ *
+ */
+
+#include "../../inc/MarlinConfig.h"
+
+#if HAS_MEDIA_SUBCALLS
+
+#include "../gcode.h"
+#include "../../sd/cardreader.h"
+#include "../../module/planner.h" // for synchronize()
+
+#include "../../MarlinCore.h" // for startOrResumeJob
+
+/**
+ * M32: Select file and start SD Print
+ *
+ * Examples:
+ *
+ *    M32 !PATH/TO/FILE.GCO#      ; Start FILE.GCO
+ *    M32 P !PATH/TO/FILE.GCO#    ; Start FILE.GCO as a procedure
+ *    M32 S60 !PATH/TO/FILE.GCO#  ; Start FILE.GCO at byte 60
+ */
+void GcodeSuite::M32() {
+  if (IS_SD_PRINTING()) planner.synchronize();
+
+  if (card.isMounted()) {
+    const uint8_t call_procedure = parser.boolval('P');
+
+    card.openFileRead(parser.string_arg, call_procedure);
+
+    if (parser.seenval('S')) card.setIndex(parser.value_long());
+
+    card.startFileprint();
+
+    // Procedure calls count as normal print time.
+    if (!call_procedure) startOrResumeJob();
+  }
+}
+
+#endif // HAS_MEDIA_SUBCALLS