tinyusb/hw/bsp/stm32l4/family.mk

ST_FAMILY = l4
DEPS_SUBMODULES += lib/CMSIS_5 hw/mcu/st/cmsis_device_$(ST_FAMILY) hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver

ST_CMSIS = hw/mcu/st/cmsis_device_$(ST_FAMILY)
ST_HAL_DRIVER = hw/mcu/st/stm32$(ST_FAMILY)xx_hal_driver

include $(TOP)/$(BOARD_PATH)/board.mk

# --------------
# Compiler Flags
# --------------
CFLAGS += \
  -DCFG_TUSB_MCU=OPT_MCU_STM32L4

# GCC Flags
GCC_CFLAGS += \
  -flto \
  -mthumb \
  -mabi=aapcs \
  -mcpu=cortex-m4 \
  -mfloat-abi=hard \
  -mfpu=fpv4-sp-d16 \
  -nostdlib -nostartfiles

# suppress warning caused by vendor mcu driver
GCC_CFLAGS += -Wno-error=maybe-uninitialized -Wno-error=cast-align

# IAR Flags
IAR_CFLAGS += --cpu cortex-m4 --fpu VFPv4
IAR_ASFLAGS += --cpu cortex-m4 --fpu VFPv4

# -----------------
# Sources & Include
# -----------------

SRC_C += \
	src/portable/synopsys/dwc2/dcd_dwc2.c \
	src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c \
	$(ST_CMSIS)/Source/Templates/system_stm32$(ST_FAMILY)xx.c \
	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal.c \
	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_cortex.c \
	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_dma.c \
	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_rcc.c \
	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_rcc_ex.c \
	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_pwr.c \
	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_pwr_ex.c \
	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_gpio.c \
	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_uart.c \
	$(ST_HAL_DRIVER)/Src/stm32$(ST_FAMILY)xx_hal_uart_ex.c

INC += \
	$(TOP)/lib/CMSIS_5/CMSIS/Core/Include \
	$(TOP)/$(ST_CMSIS)/Include \
	$(TOP)/$(ST_HAL_DRIVER)/Inc \
	$(TOP)/$(BOARD_PATH)

# For freeRTOS port source
FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/ARM_CM4F

# flash target using on-board stlink
flash: flash-stlink