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# GCC prefix for FT90X compile tools.
CROSS_COMPILE = ft32-elf-
SKIP_NANOLIB = 1
# Set to use FT90X prebuilt libraries.
FT9XX_PREBUILT_LIBS = 0
ifeq ($(FT9XX_PREBUILT_LIBS),1)
# If the FT90X toolchain is installed on Windows systems then the SDK
# include files and prebuilt libraries are at: %FT90X_TOOLCHAIN%/hardware
FT9XX_SDK = $(FT90X_TOOLCHAIN)/hardware
INC += "$(FT9XX_SDK)/include"
else
# The submodule BRTSG-FOSS/ft90x-sdk contains header files and source
# code for the Bridgetek SDK. This can be used instead of the prebuilt
# library.
# The SDK can be used to load specific files from the Bridgetek SDK.
FT9XX_SDK = hw/mcu/bridgetek/ft9xx/ft90x-sdk/Source
INC += "$(TOP)/$(FT9XX_SDK)/include"
endif
include $(TOP)/$(BOARD_PATH)/board.mk
# Add include files which are within the TinyUSB directory structure.
INC += \
$(TOP)/$(BOARD_PATH)
# Add required C Compiler flags for FT9XX.
CFLAGS += \
-fvar-tracking \
-fvar-tracking-assignments \
-fmessage-length=0 \
-ffunction-sections \
-DCFG_TUSB_MCU=OPT_MCU_FT90X
# Maximum USB device speed supported by the board
CFLAGS += -DBOARD_TUD_MAX_SPEED=OPT_MODE_HIGH_SPEED
# lwip/src/core/raw.c:334:43: error: declaration of 'recv' shadows a global declaration
CFLAGS += -Wno-error=shadow
# Set Linker flags.
LD_FILE = hw/mcu/bridgetek/ft9xx/scripts/ldscript.ld
LDFLAGS += $(addprefix -L,$(LDINC)) \
-Xlinker --entry=_start \
-Wl,-lc
# Additional Source files for FT90X.
SRC_C += src/portable/bridgetek/ft9xx/dcd_ft9xx.c
# Linker library.
ifneq ($(FT9XX_PREBUILT_LIBS),1)
# Optionally add in files from the Bridgetek SDK instead of the prebuilt
# library. These are the minimum required.
SRC_C += $(FT9XX_SDK)/src/bootstrap.c
SRC_C += $(FT9XX_SDK)/src/sys.c
SRC_C += $(FT9XX_SDK)/src/interrupt.c
SRC_C += $(FT9XX_SDK)/src/delay.c
SRC_C += $(FT9XX_SDK)/src/timers.c
SRC_C += $(FT9XX_SDK)/src/uart_simple.c
SRC_C += $(FT9XX_SDK)/src/gpio.c
else
# Or if using the prebuilt libraries add them.
LDFLAGS += -L"$(FT9XX_SDK)/lib"
LIBS += -lft900
endif
# Not required crt0 file for FT90X. Use compiler built-in file.
#SRC_S += hw/mcu/bridgetek/ft9xx/scripts/crt0.S
# Flash using FT9xxProg, need to remove kernal's ftdi_sio and bind D2XX drivers
# sudo rmmod ftdi_sio && for i in 0 1 2 3; do sudo sh -c "echo 3-3.4:1.$i > /sys/bus/usb/drivers/ftdi_sio/unbind" 2>/dev/null; done
FT9XXPROG ?= FT9xxProg
flash: flash-ft9xx
flash-ft9xx: $(BUILD)/$(PROJECT).bin
$(FT9XXPROG) -f $<
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