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Makefile
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#
#
#
APPBAUD = 2000000
PROJECT = DFU-Bootloader
CSRC = $(wildcard *.c)
CXXSRC = $(wildcard *.cpp)
ASRC = $(wildcard *.S)
SUBDIRS = Drivers Core
INC = . $(shell find */ -type d)
LIBRARIES =
OUTDIR = build
OSRC =
NXPSRC = $(shell find CMSISv2p00_LPC17xx/ LPC17xxLib/ -name '*.c')
NXPO = $(patsubst %.c,$(OUTDIR)/%.o,$(notdir $(NXPSRC))) $(OUTDIR)/system_LPC17xx.o
FATFSSRC = $(shell find fatfs/ -name '*.c')
FATFSO = $(patsubst %.c,$(OUTDIR)/%.o,$(notdir $(FATFSSRC)))
CHIP = lpc1769
MCU = cortex-m3
ARCH = arm-none-eabi
PREFIX = $(ARCH)-
CC = $(PREFIX)gcc
# CXX = $(PREFIX)g++
OBJCOPY = $(PREFIX)objcopy
OBJDUMP = $(PREFIX)objdump
AR = $(PREFIX)ar
SIZE = $(PREFIX)size
READELF = $(PREFIX)readelf
# You MUST link with G++ if you have even one C++ source file in the project
# If you have no C++, then feel free to link with gcc which gives a significant reduction in included library code
LINK = $(PREFIX)gcc
MKDIR = mkdir
RMDIR = rmdir
RM = rm -f
OPTIMIZE = s
#DEBUG_MESSAGES
CDEFS = MAX_URI_LENGTH=512 __LPC17XX__ USB_DEVICE_ONLY APPBAUD=$(APPBAUD)
FLAGS = -O$(OPTIMIZE) -mcpu=$(MCU) -mthumb -mthumb-interwork -mlong-calls -ffunction-sections -fdata-sections -Wall -g -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums
FLAGS += $(patsubst %,-I%,$(INC))
FLAGS += $(patsubst %,-D%,$(CDEFS))
CFLAGS = $(FLAGS) -std=gnu99 -pipe -fno-builtin-printf -fno-builtin-fprintf -fno-builtin-vfprintf
ASFLAGS = $(FLAGS)
CXXFLAGS = $(FLAGS) -fno-rtti -fno-exceptions -std=gnu++0x
LDFLAGS = $(FLAGS) -Wl,--as-needed,--gc-sections,-e,__cs3_reset_cortex_m,-T,$(CHIP).ld
LDFLAGS += $(patsubst %,-L%,$(LIBRARIES)) -lc
LDFLAGS += -Wl,-Map=$(OUTDIR)/$(PROJECT).map
OBJ = $(patsubst %,$(OUTDIR)/%,$(notdir $(CSRC:.c=.o) $(CXXSRC:.cpp=.o) $(ASRC:.S=.o)))
VPATH = . $(patsubst %/inc,%/src,$(INC)) $(dir $(NXPSRC)) $(dir $(USBSRC)) $(dir $(UIPSRC)) $(dir $(LWIPSRC))
.PHONY: all clean program upload size functions functionsizes
.PRECIOUS: $(OBJ)
all: $(OUTDIR) $(OUTDIR)/nxp.ar $(OUTDIR)/fatfs.ar $(OUTDIR)/$(PROJECT).elf $(OUTDIR)/$(PROJECT).bin $(OUTDIR)/$(PROJECT).hex size
clean:
@echo " RM " ".o"
@$(RM) $(OBJ) $(OBJ:%.o=%.lst)
@echo " RM " "nxp"
@$(RM) $(NXPO) $(NXPO:%.o=%.lst) $(OUTDIR)/nxp.ar
@echo " RM " "fatfs"
@$(RM) $(FATFSO) $(FATFSO:%.o=%.lst) $(OUTDIR)/fatfs.ar
@echo " RM " "build/"$(PROJECT)".*"
@$(RM) $(OUTDIR)/$(PROJECT).bin $(OUTDIR)/$(PROJECT).hex $(OUTDIR)/$(PROJECT).elf $(OUTDIR)/$(PROJECT).map
@echo " RM " "build/"
@$(RMDIR) $(OUTDIR); true
program: $(OUTDIR)/$(PROJECT).hex
lpc21isp $^ /dev/arduino 115200 12000
upload: program
# size: $(OUTDIR)/$(PROJECT).elf
# @$(SIZE) $<
size: $(OUTDIR)/$(PROJECT).elf
@echo
@echo $$' \033[1;4m SIZE LPC1769 (bootloader)\033[0m'
@$(OBJDUMP) -h $^ | perl -MPOSIX -ne '/.(text|rodata)\s+([0-9a-f]+)/ && do { $$a += eval "0x$$2" }; END { printf " FLASH %6d bytes %2d%% of %3dkb %2d%% of %3dkb\n", $$a, ceil($$a * 100 / (512 * 1024)), 512, ceil($$a * 100 / (16 * 1024)), 16 }'
@$(OBJDUMP) -h $^ | perl -MPOSIX -ne '/.(data|bss)\s+([0-9a-f]+)/ && do { $$a += eval "0x$$2" }; END { printf " RAM %6d bytes %2d%% of %3dkb\n", $$a, ceil($$a * 100 / ( 16 * 1024)), 16 }'
functions: $(OUTDIR)/$(PROJECT).elf
@$(READELF) -s $^ | perl -e 'for (<>) { /^\s+(\d+):\s*([0-9A-F]+)\s+(\d+)/i && do { s/^\s+//; push @symbols, [ split /\s+/, $$_ ]; }; }; for (sort { hex($$a->[1]) <=> hex($$b->[1]); } @symbols) { printf "0x%08s: [%4d] %7s %s\n", $$_->[1], $$_->[2], $$_->[3], $$_->[7] if ($$_->[2]) && (hex($$_->[1]) < 0x10000000); }'
functionsizes: $(OUTDIR)/$(PROJECT).elf
@$(READELF) -s $^ | perl -e 'for (<>) { /^\s+(\d+):\s*([0-9A-F]+)\s+(\d+)/i && do { s/^\s+//; push @symbols, [ split /\s+/, $$_ ]; }; }; for (sort { $$a->[2] <=> $$b->[2]; } @symbols) { printf "0x%08s: [%4d] %7s %s\n", $$_->[1], $$_->[2], $$_->[3], $$_->[7] if ($$_->[2]) && (hex($$_->[1]) < 0x10000000); }'
$(OUTDIR):
@$(MKDIR) $(OUTDIR)
$(OUTDIR)/%.bin: $(OUTDIR)/%.elf
@echo " COPY " $@
@$(OBJCOPY) -O binary $< $@
$(OUTDIR)/%.hex: $(OUTDIR)/%.elf
@echo " COPY " $@
@$(OBJCOPY) -O ihex $< $@
$(OUTDIR)/%.sym: $(OUTDIR)/%.elf
@echo " SYM " $@
@$(OBJDUMP) -t $< | perl -ne 'BEGIN { printf "%6s %-40s %s\n", "ADDR","NAME","SIZE"; } /([0-9a-f]+)\s+(\w+)\s+O\s+\.(bss|data)\s+([0-9a-f]+)\s+(\w+)/ && printf "0x%04x %-40s +%d\n", eval("0x$$1") & 0xFFFF, $$5, eval("0x$$4")' | sort -k1 > $@
$(OUTDIR)/%.elf: $(OBJ) $(OUTDIR)/nxp.ar $(OUTDIR)/fatfs.ar
@echo " LINK " $@
@$(LINK) $(OSRC) -Wl,-Map=$(@:.elf=.map) -o $@ $^ $(LDFLAGS)
$(OUTDIR)/%.o: %.c Makefile
@echo " CC " $@
@$(CC) $(CFLAGS) -Wa,-adhlns=$(@:.o=.lst) -c -o $@ $<
# $(OUTDIR)/%.o: %.cpp
# @echo " CXX " $@
# @$(CXX) $(CXXFLAGS) -Wa,-adhlns=$(@:.o=.lst) -c -o $@ $<
$(OUTDIR)/%.o: %.S Makefile
@echo " AS " $@
@$(CC) $(ASFLAGS) -Wa,-adhlns=$(@:.o=.lst) -c -o $@ $<
$(OUTDIR)/nxp.ar: $(NXPO)
@echo " AR " " nxp/"$@
@$(AR) cru $@ $^
$(OUTDIR)/fatfs.ar: $(FATFSO)
@echo " AR " "fatfs/"$@
@$(AR) cru $@ $^