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Makefile
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Makefile
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# Sources
SRCS = main.c stm32f4xx_it.c system_stm32f4xx.c syscalls.c
# Audio
SRCS += Audio.c
# USB
SRCS += usbh_usr.c usb_bsp.c
# Project name
PROJ_NAME=stm32F4_usb_mp3
OUTPATH=build
###################################################
# Check for valid float argument
# NOTE that you have to run make clan after
# changing these as hardfloat and softfloat are not
# binary compatible
ifneq ($(FLOAT_TYPE), hard)
ifneq ($(FLOAT_TYPE), soft)
override FLOAT_TYPE = hard
#override FLOAT_TYPE = soft
endif
endif
###################################################
BINPATH=C:\Ac6\SystemWorkbench\plugins\fr.ac6.mcu.externaltools.arm-none.win32_1.15.0.201708311556\tools\compiler\bin
CC=$(BINPATH)/arm-none-eabi-gcc
OBJCOPY=$(BINPATH)/arm-none-eabi-objcopy
SIZE=$(BINPATH)/arm-none-eabi-size
CFLAGS = -std=gnu99 -g -O2 -Wall -Tstm32_flash.ld
CFLAGS += -mlittle-endian -mthumb -mthumb-interwork -nostartfiles -mcpu=cortex-m4
ifeq ($(FLOAT_TYPE), hard)
CFLAGS += -fsingle-precision-constant -Wdouble-promotion
CFLAGS += -mfpu=fpv4-sp-d16 -mfloat-abi=hard
else
CFLAGS += -msoft-float
endif
###################################################
vpath %.c src
vpath %.a lib
ROOT=$(shell pwd)
# Includes
CFLAGS += -Iinc -Ilib/Core/cmsis -Ilib/Core/stm32
CFLAGS += -Ilib/Conf
# Library paths
LIBPATHS = -Llib/StdPeriph -Llib/USB_OTG
LIBPATHS += -Llib/USB_Host/Core -Llib/USB_Host/Class/MSC
LIBPATHS += -Llib/fat_fs
LIBPATHS += -Llib/helix
# Libraries to link
LIBS = -lm -lhelix -lfatfs -lstdperiph -lusbhostcore -lusbhostmsc -lusbcore
# Extra includes
CFLAGS += -Ilib/StdPeriph/inc
CFLAGS += -Ilib/USB_OTG/inc
CFLAGS += -Ilib/USB_Host/Core/inc
CFLAGS += -Ilib/USB_Host/Class/MSC/inc
CFLAGS += -Ilib/fat_fs/inc
CFLAGS += -Ilib/helix/pub
# add startup file to build
SRCS += lib/startup_stm32f4xx.s
OBJS = $(SRCS:.c=.o)
###################################################
.PHONY: lib proj
all: lib proj
$(SIZE) $(OUTPATH)/$(PROJ_NAME).elf
lib:
$(MAKE) -C lib FLOAT_TYPE=$(FLOAT_TYPE)
proj: $(OUTPATH)/$(PROJ_NAME).elf
$(OUTPATH)/$(PROJ_NAME).elf: $(SRCS)
$(CC) $(CFLAGS) $^ -o $@ $(LIBPATHS) $(LIBS)
$(OBJCOPY) -O ihex $(OUTPATH)/$(PROJ_NAME).elf $(OUTPATH)/$(PROJ_NAME).hex
$(OBJCOPY) -O binary $(OUTPATH)/$(PROJ_NAME).elf $(OUTPATH)/$(PROJ_NAME).bin
clean:
rm -f *.o
rm -f $(OUTPATH)/$(PROJ_NAME).elf
rm -f $(OUTPATH)/$(PROJ_NAME).hex
rm -f $(OUTPATH)/$(PROJ_NAME).bin
$(MAKE) clean -C lib # Remove this line if you don't want to clean the libs as well