+# Pull in rules.mk files from all our subfolders
+ifneq ("$(wildcard $(KEYBOARD_PATH_5)/rules.mk)","")
+ include $(KEYBOARD_PATH_5)/rules.mk
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_4)/rules.mk)","")
+ include $(KEYBOARD_PATH_4)/rules.mk
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_3)/rules.mk)","")
+ include $(KEYBOARD_PATH_3)/rules.mk
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_2)/rules.mk)","")
+ include $(KEYBOARD_PATH_2)/rules.mk
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_1)/rules.mk)","")
+ include $(KEYBOARD_PATH_1)/rules.mk
+endif
+
+# Find all the C source files to be compiled in subfolders.
+KEYBOARD_SRC :=
+
+KEYBOARD_C_1 := $(KEYBOARD_PATH_1)/$(KEYBOARD_FOLDER_1).c
+KEYBOARD_C_2 := $(KEYBOARD_PATH_2)/$(KEYBOARD_FOLDER_2).c
+KEYBOARD_C_3 := $(KEYBOARD_PATH_3)/$(KEYBOARD_FOLDER_3).c
+KEYBOARD_C_4 := $(KEYBOARD_PATH_4)/$(KEYBOARD_FOLDER_4).c
+KEYBOARD_C_5 := $(KEYBOARD_PATH_5)/$(KEYBOARD_FOLDER_5).c
+
+ifneq ("$(wildcard $(KEYBOARD_C_5))","")
+ KEYBOARD_SRC += $(KEYBOARD_C_5)
+endif
+ifneq ("$(wildcard $(KEYBOARD_C_4))","")
+ KEYBOARD_SRC += $(KEYBOARD_C_4)
+endif
+ifneq ("$(wildcard $(KEYBOARD_C_3))","")
+ KEYBOARD_SRC += $(KEYBOARD_C_3)
+endif
+ifneq ("$(wildcard $(KEYBOARD_C_2))","")
+ KEYBOARD_SRC += $(KEYBOARD_C_2)
+endif
+ifneq ("$(wildcard $(KEYBOARD_C_1))","")
+ KEYBOARD_SRC += $(KEYBOARD_C_1)
+endif
+
+OPT_DEFS += -DKEYBOARD_$(KEYBOARD_FILESAFE)
+
+
+# Setup the define for QMK_KEYBOARD_H. This is used inside of keymaps so
+# that the same keymap may be used on multiple keyboards.
+#
+# We grab the most top-level include file that we can. That file should
+# use #ifdef statements to include all the neccesary subfolder includes,
+# as described here:
+#
+# https://docs.qmk.fm/#/feature_layouts?id=tips-for-making-layouts-keyboard-agnostic
+#
+ifneq ("$(wildcard $(KEYBOARD_PATH_1)/$(KEYBOARD_FOLDER_1).h)","")
+ QMK_KEYBOARD_H = $(KEYBOARD_FOLDER_1).h
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_2)/$(KEYBOARD_FOLDER_2).h)","")
+ QMK_KEYBOARD_H = $(KEYBOARD_FOLDER_2).h
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_3)/$(KEYBOARD_FOLDER_3).h)","")
+ QMK_KEYBOARD_H = $(KEYBOARD_FOLDER_3).h
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_4)/$(KEYBOARD_FOLDER_4).h)","")
+ QMK_KEYBOARD_H = $(KEYBOARD_FOLDER_4).h
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_5)/$(KEYBOARD_FOLDER_5).h)","")
+ QMK_KEYBOARD_H = $(KEYBOARD_FOLDER_5).h
+endif
+
+# Determine and set parameters based on the keyboard's processor family.
+# We can assume a ChibiOS target When MCU_FAMILY is defined since it's
+# not used for LUFA