update code base to Marlin 2.0.9.2

buildroot/share/PlatformIO/scripts/openblt.py

@@ -0,0 +1,18 @@
+#
+# Convert the ELF to an SREC file suitable for some bootloaders
+#
+import os,sys
+from os.path import join
+
+Import("env")
+
+board = env.BoardConfig()
+board_keys = board.get("build").keys()
+if 'encrypt' in board_keys:
+	env.AddPostAction(
+		join("$BUILD_DIR", "${PROGNAME}.bin"),
+		env.VerboseAction(" ".join([
+			"$OBJCOPY", "-O", "srec",
+			"\"$BUILD_DIR/${PROGNAME}.elf\"", "\"" + join("$BUILD_DIR", board.get("build.encrypt")) + "\""
+		]), "Building $TARGET")
+	)