From f7e7671f691cfd42f322198f04690727f6493d73 Mon Sep 17 00:00:00 2001
From: Joel Challis <git@zvecr.com>
Date: Thu, 10 Feb 2022 17:45:51 +0000
Subject: Migrate more makefile utilities to builddefs sub-directory (#16002)

---
 builddefs/build_keyboard.mk | 469 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 469 insertions(+)
 create mode 100644 builddefs/build_keyboard.mk

(limited to 'builddefs/build_keyboard.mk')

diff --git a/builddefs/build_keyboard.mk b/builddefs/build_keyboard.mk
new file mode 100644
index 0000000000..d5efcb4193
--- /dev/null
+++ b/builddefs/build_keyboard.mk
@@ -0,0 +1,469 @@
+# Determine what keyboard we are building and setup the build environment.
+#
+# We support folders up to 5 levels deep below `keyboards/`. This file is
+# responsible for determining which folder is being used and doing the
+# corresponding environment setup.
+
+ifndef VERBOSE
+.SILENT:
+endif
+
+.DEFAULT_GOAL := all
+
+include paths.mk
+include $(BUILDDEFS_PATH)/message.mk
+
+# Set the qmk cli to use
+QMK_BIN ?= qmk
+
+# Set the filename for the final firmware binary
+KEYBOARD_FILESAFE := $(subst /,_,$(KEYBOARD))
+TARGET ?= $(KEYBOARD_FILESAFE)_$(KEYMAP)
+KEYBOARD_OUTPUT := $(BUILD_DIR)/obj_$(KEYBOARD_FILESAFE)
+
+# Force expansion
+TARGET := $(TARGET)
+
+ifneq ($(FORCE_LAYOUT),)
+    TARGET := $(TARGET)_$(FORCE_LAYOUT)
+endif
+
+# Object files and generated keymap directory
+#     To put object files in current directory, use a dot (.), do NOT make
+#     this an empty or blank macro!
+KEYMAP_OUTPUT := $(BUILD_DIR)/obj_$(TARGET)
+
+ifdef SKIP_VERSION
+    OPT_DEFS += -DSKIP_VERSION
+endif
+
+# Generate the version.h file
+ifdef SKIP_VERSION
+VERSION_H_FLAGS := --skip-all
+endif
+ifdef SKIP_GIT
+VERSION_H_FLAGS := --skip-git
+endif
+
+# Generate the board's version.h file.
+$(shell $(QMK_BIN) generate-version-h $(VERSION_H_FLAGS) -q -o $(KEYMAP_OUTPUT)/src/version.h)
+
+# Determine which subfolders exist.
+KEYBOARD_FOLDER_PATH_1 := $(KEYBOARD)
+KEYBOARD_FOLDER_PATH_2 := $(patsubst %/,%,$(dir $(KEYBOARD_FOLDER_PATH_1)))
+KEYBOARD_FOLDER_PATH_3 := $(patsubst %/,%,$(dir $(KEYBOARD_FOLDER_PATH_2)))
+KEYBOARD_FOLDER_PATH_4 := $(patsubst %/,%,$(dir $(KEYBOARD_FOLDER_PATH_3)))
+KEYBOARD_FOLDER_PATH_5 := $(patsubst %/,%,$(dir $(KEYBOARD_FOLDER_PATH_4)))
+KEYBOARD_FOLDER_1 := $(notdir $(KEYBOARD_FOLDER_PATH_1))
+KEYBOARD_FOLDER_2 := $(notdir $(KEYBOARD_FOLDER_PATH_2))
+KEYBOARD_FOLDER_3 := $(notdir $(KEYBOARD_FOLDER_PATH_3))
+KEYBOARD_FOLDER_4 := $(notdir $(KEYBOARD_FOLDER_PATH_4))
+KEYBOARD_FOLDER_5 := $(notdir $(KEYBOARD_FOLDER_PATH_5))
+KEYBOARD_PATHS :=
+KEYBOARD_PATH_1 := keyboards/$(KEYBOARD_FOLDER_PATH_1)
+KEYBOARD_PATH_2 := keyboards/$(KEYBOARD_FOLDER_PATH_2)
+KEYBOARD_PATH_3 := keyboards/$(KEYBOARD_FOLDER_PATH_3)
+KEYBOARD_PATH_4 := keyboards/$(KEYBOARD_FOLDER_PATH_4)
+KEYBOARD_PATH_5 := keyboards/$(KEYBOARD_FOLDER_PATH_5)
+
+ifneq ("$(wildcard $(KEYBOARD_PATH_5)/)","")
+    KEYBOARD_PATHS += $(KEYBOARD_PATH_5)
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_4)/)","")
+    KEYBOARD_PATHS += $(KEYBOARD_PATH_4)
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_3)/)","")
+    KEYBOARD_PATHS += $(KEYBOARD_PATH_3)
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_2)/)","")
+    KEYBOARD_PATHS += $(KEYBOARD_PATH_2)
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_1)/)","")
+    KEYBOARD_PATHS += $(KEYBOARD_PATH_1)
+endif
+
+
+# Pull in rules.mk files from all our subfolders
+ifneq ("$(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
+
+MAIN_KEYMAP_PATH_1 := $(KEYBOARD_PATH_1)/keymaps/$(KEYMAP)
+MAIN_KEYMAP_PATH_2 := $(KEYBOARD_PATH_2)/keymaps/$(KEYMAP)
+MAIN_KEYMAP_PATH_3 := $(KEYBOARD_PATH_3)/keymaps/$(KEYMAP)
+MAIN_KEYMAP_PATH_4 := $(KEYBOARD_PATH_4)/keymaps/$(KEYMAP)
+MAIN_KEYMAP_PATH_5 := $(KEYBOARD_PATH_5)/keymaps/$(KEYMAP)
+
+# Pull in rules from info.json
+INFO_RULES_MK = $(shell $(QMK_BIN) generate-rules-mk --quiet --escape --keyboard $(KEYBOARD) --output $(KEYBOARD_OUTPUT)/src/info_rules.mk)
+include $(INFO_RULES_MK)
+
+# Check for keymap.json first, so we can regenerate keymap.c
+include $(BUILDDEFS_PATH)/build_json.mk
+
+# Pull in keymap level rules.mk
+ifeq ("$(wildcard $(KEYMAP_PATH))", "")
+    # Look through the possible keymap folders until we find a matching keymap.c
+    ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_5)/keymap.c)","")
+        -include $(MAIN_KEYMAP_PATH_5)/rules.mk
+        KEYMAP_C := $(MAIN_KEYMAP_PATH_5)/keymap.c
+        KEYMAP_PATH := $(MAIN_KEYMAP_PATH_5)
+    else ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_4)/keymap.c)","")
+        -include $(MAIN_KEYMAP_PATH_4)/rules.mk
+        KEYMAP_C := $(MAIN_KEYMAP_PATH_4)/keymap.c
+        KEYMAP_PATH := $(MAIN_KEYMAP_PATH_4)
+    else ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_3)/keymap.c)","")
+        -include $(MAIN_KEYMAP_PATH_3)/rules.mk
+        KEYMAP_C := $(MAIN_KEYMAP_PATH_3)/keymap.c
+        KEYMAP_PATH := $(MAIN_KEYMAP_PATH_3)
+    else ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_2)/keymap.c)","")
+        -include $(MAIN_KEYMAP_PATH_2)/rules.mk
+        KEYMAP_C := $(MAIN_KEYMAP_PATH_2)/keymap.c
+        KEYMAP_PATH := $(MAIN_KEYMAP_PATH_2)
+    else ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_1)/keymap.c)","")
+        -include $(MAIN_KEYMAP_PATH_1)/rules.mk
+        KEYMAP_C := $(MAIN_KEYMAP_PATH_1)/keymap.c
+        KEYMAP_PATH := $(MAIN_KEYMAP_PATH_1)
+    else ifneq ($(LAYOUTS),)
+        # If we haven't found a keymap yet fall back to community layouts
+        include $(BUILDDEFS_PATH)/build_layout.mk
+    else
+        $(call CATASTROPHIC_ERROR,Invalid keymap,Could not find keymap)
+        # this state should never be reached
+    endif
+endif
+
+# Have we found a keymap.json?
+ifneq ("$(wildcard $(KEYMAP_JSON))", "")
+    KEYMAP_C := $(KEYMAP_OUTPUT)/src/keymap.c
+    KEYMAP_H := $(KEYMAP_OUTPUT)/src/config.h
+
+    # Load the keymap-level rules.mk if exists
+    -include $(KEYMAP_PATH)/rules.mk
+
+    # Load any rules.mk content from keymap.json
+    INFO_RULES_MK = $(shell $(QMK_BIN) generate-rules-mk --quiet --escape --keyboard $(KEYBOARD) --keymap $(KEYMAP) --output $(KEYMAP_OUTPUT)/src/rules.mk)
+    include $(INFO_RULES_MK)
+
+# Add rules to generate the keymap files - indentation here is important
+$(KEYMAP_OUTPUT)/src/keymap.c: $(KEYMAP_JSON)
+	$(QMK_BIN) json2c --quiet --output $(KEYMAP_C) $(KEYMAP_JSON)
+
+$(KEYMAP_OUTPUT)/src/config.h: $(KEYMAP_JSON)
+	$(QMK_BIN) generate-config-h --quiet --keyboard $(KEYBOARD) --keymap $(KEYMAP) --output $(KEYMAP_H)
+
+generated-files: $(KEYMAP_OUTPUT)/src/config.h $(KEYMAP_OUTPUT)/src/keymap.c
+
+endif
+
+ifeq ($(strip $(CTPC)), yes)
+    CONVERT_TO_PROTON_C=yes
+endif
+
+ifeq ($(strip $(CONVERT_TO_PROTON_C)), yes)
+    include platforms/chibios/boards/QMK_PROTON_C/convert_to_proton_c.mk
+endif
+
+include $(BUILDDEFS_PATH)/mcu_selection.mk
+
+# 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
+
+# Generate KEYBOARD_name_subname for all levels of the keyboard folder
+KEYBOARD_FILESAFE_1 := $(subst .,,$(subst /,_,$(KEYBOARD_FOLDER_PATH_1)))
+KEYBOARD_FILESAFE_2 := $(subst .,,$(subst /,_,$(KEYBOARD_FOLDER_PATH_2)))
+KEYBOARD_FILESAFE_3 := $(subst .,,$(subst /,_,$(KEYBOARD_FOLDER_PATH_3)))
+KEYBOARD_FILESAFE_4 := $(subst .,,$(subst /,_,$(KEYBOARD_FOLDER_PATH_4)))
+KEYBOARD_FILESAFE_5 := $(subst .,,$(subst /,_,$(KEYBOARD_FOLDER_PATH_5)))
+
+ifneq ("$(wildcard $(KEYBOARD_PATH_5)/)","")
+    OPT_DEFS += -DKEYBOARD_$(KEYBOARD_FILESAFE_5)
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_4)/)","")
+    OPT_DEFS += -DKEYBOARD_$(KEYBOARD_FILESAFE_4)
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_3)/)","")
+    OPT_DEFS += -DKEYBOARD_$(KEYBOARD_FILESAFE_3)
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_2)/)","")
+    OPT_DEFS += -DKEYBOARD_$(KEYBOARD_FILESAFE_2)
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_1)/)","")
+    OPT_DEFS += -DKEYBOARD_$(KEYBOARD_FILESAFE_1)
+endif
+
+# 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
+#
+QMK_KEYBOARD_H = $(KEYBOARD_OUTPUT)/src/default_keyboard.h
+ifneq ("$(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 = $(KEYBOARD_FOLDER_5).h
+endif
+
+# Determine and set parameters based on the keyboard's processor family.
+# We can assume a ChibiOS target When MCU_FAMILY is defined since it's
+# not used for LUFA
+ifdef MCU_FAMILY
+    PLATFORM=CHIBIOS
+    PLATFORM_KEY=chibios
+    FIRMWARE_FORMAT?=bin
+    OPT_DEFS += -DMCU_$(MCU_FAMILY)
+else ifdef ARM_ATSAM
+    PLATFORM=ARM_ATSAM
+    PLATFORM_KEY=arm_atsam
+    FIRMWARE_FORMAT=bin
+else
+    PLATFORM=AVR
+    PLATFORM_KEY=avr
+    FIRMWARE_FORMAT?=hex
+endif
+
+# Find all of the config.h files and add them to our CONFIG_H define.
+CONFIG_H :=
+ifneq ("$(wildcard $(KEYBOARD_PATH_5)/config.h)","")
+    CONFIG_H += $(KEYBOARD_PATH_5)/config.h
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_4)/config.h)","")
+    CONFIG_H += $(KEYBOARD_PATH_4)/config.h
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_3)/config.h)","")
+    CONFIG_H += $(KEYBOARD_PATH_3)/config.h
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_2)/config.h)","")
+    CONFIG_H += $(KEYBOARD_PATH_2)/config.h
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_1)/config.h)","")
+    CONFIG_H += $(KEYBOARD_PATH_1)/config.h
+endif
+
+POST_CONFIG_H :=
+ifneq ("$(wildcard $(KEYBOARD_PATH_1)/post_config.h)","")
+    POST_CONFIG_H += $(KEYBOARD_PATH_1)/post_config.h
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_2)/post_config.h)","")
+    POST_CONFIG_H += $(KEYBOARD_PATH_2)/post_config.h
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_3)/post_config.h)","")
+    POST_CONFIG_H += $(KEYBOARD_PATH_3)/post_config.h
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_4)/post_config.h)","")
+    POST_CONFIG_H += $(KEYBOARD_PATH_4)/post_config.h
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_5)/post_config.h)","")
+    POST_CONFIG_H += $(KEYBOARD_PATH_5)/post_config.h
+endif
+
+# Pull in stuff from info.json
+INFO_JSON_FILES :=
+ifneq ("$(wildcard $(KEYBOARD_PATH_1)/info.json)","")
+    INFO_JSON_FILES += $(KEYBOARD_PATH_1)/info.json
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_2)/info.json)","")
+    INFO_JSON_FILES += $(KEYBOARD_PATH_2)/info.json
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_3)/info.json)","")
+    INFO_JSON_FILES += $(KEYBOARD_PATH_3)/info.json
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_4)/info.json)","")
+    INFO_JSON_FILES += $(KEYBOARD_PATH_4)/info.json
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_5)/info.json)","")
+    INFO_JSON_FILES += $(KEYBOARD_PATH_5)/info.json
+endif
+
+CONFIG_H += $(KEYBOARD_OUTPUT)/src/info_config.h $(KEYBOARD_OUTPUT)/src/layouts.h
+
+$(KEYBOARD_OUTPUT)/src/info_config.h: $(INFO_JSON_FILES)
+	$(QMK_BIN) generate-config-h --quiet --keyboard $(KEYBOARD) --output $(KEYBOARD_OUTPUT)/src/info_config.h
+
+$(KEYBOARD_OUTPUT)/src/default_keyboard.h: $(INFO_JSON_FILES)
+	$(QMK_BIN) generate-keyboard-h --quiet --keyboard $(KEYBOARD) --output $(KEYBOARD_OUTPUT)/src/default_keyboard.h
+
+$(KEYBOARD_OUTPUT)/src/layouts.h: $(INFO_JSON_FILES)
+	$(QMK_BIN) generate-layouts --quiet --keyboard $(KEYBOARD) --output $(KEYBOARD_OUTPUT)/src/layouts.h
+
+generated-files: $(KEYBOARD_OUTPUT)/src/info_config.h $(KEYBOARD_OUTPUT)/src/default_keyboard.h $(KEYBOARD_OUTPUT)/src/layouts.h
+
+.INTERMEDIATE : generated-files
+
+# Userspace setup and definitions
+ifeq ("$(USER_NAME)","")
+    USER_NAME := $(KEYMAP)
+endif
+USER_PATH := users/$(USER_NAME)
+
+# Pull in user level rules.mk
+-include $(USER_PATH)/rules.mk
+ifneq ("$(wildcard $(USER_PATH)/config.h)","")
+    CONFIG_H += $(USER_PATH)/config.h
+endif
+ifneq ("$(wildcard $(USER_PATH)/post_config.h)","")
+    POST_CONFIG_H += $(USER_PATH)/post_config.h
+endif
+
+# Disable features that a keyboard doesn't support
+-include $(BUILDDEFS_PATH)/disable_features.mk
+
+# Pull in post_rules.mk files from all our subfolders
+ifneq ("$(wildcard $(KEYBOARD_PATH_1)/post_rules.mk)","")
+    include $(KEYBOARD_PATH_1)/post_rules.mk
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_2)/post_rules.mk)","")
+    include $(KEYBOARD_PATH_2)/post_rules.mk
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_3)/post_rules.mk)","")
+    include $(KEYBOARD_PATH_3)/post_rules.mk
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_4)/post_rules.mk)","")
+    include $(KEYBOARD_PATH_4)/post_rules.mk
+endif
+ifneq ("$(wildcard $(KEYBOARD_PATH_5)/post_rules.mk)","")
+    include $(KEYBOARD_PATH_5)/post_rules.mk
+endif
+
+ifneq ("$(wildcard $(KEYMAP_PATH)/config.h)","")
+    CONFIG_H += $(KEYMAP_PATH)/config.h
+endif
+ifneq ("$(KEYMAP_H)","")
+    CONFIG_H += $(KEYMAP_H)
+endif
+
+# project specific files
+SRC += \
+    $(KEYBOARD_SRC) \
+    $(KEYMAP_C) \
+    $(QUANTUM_SRC) \
+    $(QUANTUM_DIR)/main.c \
+
+# Optimize size but this may cause error "relocation truncated to fit"
+#EXTRALDFLAGS = -Wl,--relax
+
+# Search Path
+VPATH += $(KEYMAP_PATH)
+VPATH += $(USER_PATH)
+VPATH += $(KEYBOARD_PATHS)
+VPATH += $(COMMON_VPATH)
+VPATH += $(KEYBOARD_OUTPUT)/src
+VPATH += $(KEYMAP_OUTPUT)/src
+
+include $(BUILDDEFS_PATH)/common_features.mk
+include $(BUILDDEFS_PATH)/generic_features.mk
+include $(TMK_PATH)/protocol.mk
+include $(PLATFORM_PATH)/common.mk
+include $(BUILDDEFS_PATH)/bootloader.mk
+
+SRC += $(patsubst %.c,%.clib,$(LIB_SRC))
+SRC += $(patsubst %.c,%.clib,$(QUANTUM_LIB_SRC))
+SRC += $(TMK_COMMON_SRC)
+OPT_DEFS += $(TMK_COMMON_DEFS)
+EXTRALDFLAGS += $(TMK_COMMON_LDFLAGS)
+
+SKIP_COMPILE := no
+ifneq ($(REQUIRE_PLATFORM_KEY),)
+    ifneq ($(REQUIRE_PLATFORM_KEY),$(PLATFORM_KEY))
+        SKIP_COMPILE := yes
+    endif
+endif
+
+include $(PLATFORM_PATH)/$(PLATFORM_KEY)/platform.mk
+-include $(PLATFORM_PATH)/$(PLATFORM_KEY)/flash.mk
+
+ifneq ($(strip $(PROTOCOL)),)
+    include $(TMK_PATH)/protocol/$(strip $(shell echo $(PROTOCOL) | tr '[:upper:]' '[:lower:]')).mk
+else
+    include $(TMK_PATH)/protocol/$(PLATFORM_KEY).mk
+endif
+
+# TODO: remove this bodge?
+PROJECT_DEFS := $(OPT_DEFS)
+PROJECT_INC := $(VPATH) $(EXTRAINCDIRS) $(KEYBOARD_PATHS)
+PROJECT_CONFIG := $(CONFIG_H)
+
+CONFIG_H += $(POST_CONFIG_H)
+ALL_CONFIGS := $(PROJECT_CONFIG) $(CONFIG_H)
+
+OUTPUTS := $(KEYMAP_OUTPUT) $(KEYBOARD_OUTPUT)
+$(KEYMAP_OUTPUT)_SRC := $(SRC)
+$(KEYMAP_OUTPUT)_DEFS := $(OPT_DEFS) \
+-DQMK_KEYBOARD=\"$(KEYBOARD)\" -DQMK_KEYBOARD_H=\"$(QMK_KEYBOARD_H)\" \
+-DQMK_KEYMAP=\"$(KEYMAP)\" -DQMK_KEYMAP_H=\"$(KEYMAP).h\" -DQMK_KEYMAP_CONFIG_H=\"$(KEYMAP_PATH)/config.h\"
+$(KEYMAP_OUTPUT)_INC :=  $(VPATH) $(EXTRAINCDIRS)
+$(KEYMAP_OUTPUT)_CONFIG := $(CONFIG_H)
+$(KEYBOARD_OUTPUT)_SRC := $(PLATFORM_SRC)
+$(KEYBOARD_OUTPUT)_DEFS := $(PROJECT_DEFS)
+$(KEYBOARD_OUTPUT)_INC := $(PROJECT_INC)
+$(KEYBOARD_OUTPUT)_CONFIG := $(PROJECT_CONFIG)
+
+# Default target.
+ifeq ($(SKIP_COMPILE),no)
+all: build check-size
+else
+all:
+	echo "skipped" >&2
+endif
+
+build: elf cpfirmware
+check-size: build
+check-md5: build
+objs-size: build
+
+include $(BUILDDEFS_PATH)/show_options.mk
+include $(BUILDDEFS_PATH)/common_rules.mk
+
+# Ensure we have generated files available for each of the objects
+define GEN_FILES
+$1: generated-files
+endef
+$(foreach O,$(OBJ),$(eval $(call GEN_FILES,$(patsubst %.a,%.o,$(O)))))
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