klipper update

klippy/extras/board_pins.py

@@ -0,0 +1,27 @@
+# Support for custom board pin aliases
+#
+# Copyright (C) 2019-2021  Kevin O'Connor <kevin@koconnor.net>
+#
+# This file may be distributed under the terms of the GNU GPLv3 license.
+
+class PrinterBoardAliases:
+    def __init__(self, config):
+        ppins = config.get_printer().lookup_object('pins')
+        mcu_names = config.getlist('mcu', ('mcu',))
+        pin_resolvers = [ppins.get_pin_resolver(n) for n in mcu_names]
+        options = ["aliases"] + config.get_prefix_options("aliases_")
+        for opt in options:
+            aliases = config.getlists(opt, seps=('=', ','), count=2)
+            for name, value in aliases:
+                if value.startswith('<') and value.endswith('>'):
+                    for pin_resolver in pin_resolvers:
+                        pin_resolver.reserve_pin(name, value)
+                else:
+                    for pin_resolver in pin_resolvers:
+                        pin_resolver.alias_pin(name, value)
+
+def load_config(config):
+    return PrinterBoardAliases(config)
+
+def load_config_prefix(config):
+    return PrinterBoardAliases(config)