qmk_firmware/tmk_core/common.mk

COMMON_DIR = common
PLATFORM_COMMON_DIR = $(COMMON_DIR)/$(PLATFORM_KEY)

TMK_COMMON_SRC +=	\
	$(COMMON_DIR)/host.c \
	$(COMMON_DIR)/report.c \
	$(COMMON_DIR)/sync_timer.c \
	$(COMMON_DIR)/usb_util.c \
	$(PLATFORM_COMMON_DIR)/platform.c \
	$(PLATFORM_COMMON_DIR)/suspend.c \
	$(PLATFORM_COMMON_DIR)/timer.c \
	$(PLATFORM_COMMON_DIR)/bootloader.c \

# Use platform provided print if it exists
-include $(TMK_PATH)/$(PLATFORM_COMMON_DIR)/printf.mk

SHARED_EP_ENABLE = no
MOUSE_SHARED_EP ?= yes
ifeq ($(strip $(KEYBOARD_SHARED_EP)), yes)
    TMK_COMMON_DEFS += -DKEYBOARD_SHARED_EP
    SHARED_EP_ENABLE = yes
    # With the current usb_descriptor.c code,
    # you can't share kbd without sharing mouse;
    # that would be a very unexpected use case anyway
    MOUSE_SHARED_EP = yes
endif

ifeq ($(strip $(MOUSE_ENABLE)), yes)
    OPT_DEFS += -DMOUSE_ENABLE
    ifeq ($(strip $(MOUSE_SHARED_EP)), yes)
        TMK_COMMON_DEFS += -DMOUSE_SHARED_EP
        SHARED_EP_ENABLE = yes
    endif
endif

ifeq ($(strip $(EXTRAKEY_ENABLE)), yes)
    TMK_COMMON_DEFS += -DEXTRAKEY_ENABLE
    SHARED_EP_ENABLE = yes
endif

ifeq ($(strip $(RAW_ENABLE)), yes)
    TMK_COMMON_DEFS += -DRAW_ENABLE
endif

ifeq ($(strip $(CONSOLE_ENABLE)), yes)
    TMK_COMMON_DEFS += -DCONSOLE_ENABLE
else
    # TODO: decouple this so other print backends can exist
    TMK_COMMON_DEFS += -DNO_PRINT
    TMK_COMMON_DEFS += -DNO_DEBUG
endif

ifeq ($(strip $(NKRO_ENABLE)), yes)
    ifeq ($(PROTOCOL), VUSB)
        $(info NKRO is not currently supported on V-USB, and has been disabled.)
    else ifeq ($(strip $(BLUETOOTH_ENABLE)), yes)
        $(info NKRO is not currently supported with Bluetooth, and has been disabled.)
    else
        TMK_COMMON_DEFS += -DNKRO_ENABLE
        SHARED_EP_ENABLE = yes
    endif
endif

ifeq ($(strip $(RING_BUFFERED_6KRO_REPORT_ENABLE)), yes)
    TMK_COMMON_DEFS += -DRING_BUFFERED_6KRO_REPORT_ENABLE
endif

ifeq ($(strip $(SLEEP_LED_ENABLE)), yes)
    TMK_COMMON_SRC += $(PLATFORM_COMMON_DIR)/sleep_led.c
    TMK_COMMON_DEFS += -DSLEEP_LED_ENABLE
    TMK_COMMON_DEFS += -DNO_SUSPEND_POWER_DOWN
endif

ifeq ($(strip $(NO_SUSPEND_POWER_DOWN)), yes)
    TMK_COMMON_DEFS += -DNO_SUSPEND_POWER_DOWN
endif

ifeq ($(strip $(SWAP_HANDS_ENABLE)), yes)
    TMK_COMMON_DEFS += -DSWAP_HANDS_ENABLE
endif

ifeq ($(strip $(NO_USB_STARTUP_CHECK)), yes)
    TMK_COMMON_DEFS += -DNO_USB_STARTUP_CHECK
endif

ifeq ($(strip $(DIGITIZER_SHARED_EP)), yes)
    TMK_COMMON_DEFS += -DDIGITIZER_SHARED_EP
    SHARED_EP_ENABLE = yes
endif

ifeq ($(strip $(DIGITIZER_ENABLE)), yes)
    TMK_COMMON_DEFS += -DDIGITIZER_ENABLE
    ifeq ($(strip $(SHARED_EP_ENABLE)), yes)
        TMK_COMMON_DEFS += -DDIGITIZER_SHARED_EP
        SHARED_EP_ENABLE = yes
    endif
endif

ifeq ($(strip $(SHARED_EP_ENABLE)), yes)
    TMK_COMMON_DEFS += -DSHARED_EP_ENABLE
endif

ifeq ($(strip $(LTO_ENABLE)), yes)
    ifeq ($(PLATFORM),CHIBIOS)
        $(info Enabling LTO on ChibiOS-targeting boards is known to have a high likelihood of failure.)
        $(info If unsure, set LTO_ENABLE = no.)
    endif
    EXTRAFLAGS += -flto
    TMK_COMMON_DEFS += -DLTO_ENABLE
    TMK_COMMON_DEFS += -DLINK_TIME_OPTIMIZATON_ENABLE
else ifdef LINK_TIME_OPTIMIZATION_ENABLE
    $(error The LINK_TIME_OPTIMIZATION_ENABLE flag has been renamed to LTO_ENABLE.)
endif

# Search Path
VPATH += $(TMK_PATH)/$(COMMON_DIR)
VPATH += $(TMK_PATH)/$(PLATFORM_COMMON_DIR)
VPATH += $(PLATFORM_PATH)/$(PLATFORM_KEY)/$(DRIVER_DIR)