Makefile

# Makefile for AIR project
# CPU: LPC2148
# ARH: ARM7TDMI-S

# Project name
PROJECT = air-1.0

# Compilation parameters
MCU      = arm7tdmi-s
CPUARCH  = armv4t
#THUMB    = -mthumb
#THUMB    += -mcallee-super-interworking
#THUMB_IW = -mthumb-interwork
#-fno-omit-frame-pointer
OPTLEVEL = s
DEBUG    =

DEBUG_METHOD = hard

# Source files
SRC   = src/main.c \
        src/debug.c \
        src/os/kernel/os_kernel.c \
        src/os/kernel/os_fifo.c \
        src/os/system.c \
        src/os/sysdrv/io.c \
        src/os/sysdrv/i2c.c \
        src/os/sysdrv/scb.c \
        src/os/sysdrv/spi.c \
        src/os/sysdrv/vic.c \
        src/os/usrdrv/mmc.c \
        src/os/usrdrv/pcf8548.c \
        src/os/usrdrv/kbd.c \
        src/os/usrdrv/audio.c \
        src/os/gfx/lcd_a2618.c \
        src/os/gfx/fb_1bpp.c \
        src/sys/mem_alloc.c \
        src/sys/xlibc.c \
        src/resources/bitmaps.c \
        src/resources/fonts.c \
        src/au.c \
        src/adpcm.c \
        src/audio/auprocessor.c \
        src/os/fs/tff.c \
        src/os/fs/diskio.c \
        src/port.c \
        src/cpptest.c
SRC32 =
SRCAS = src/sys/crt0.S src/os/kernel/os_kernel_asm.S
#SRC  += src/usbmem/mscuser.c src/usbmem/usbcore.c src/usbmem/usbdesc.c src/usbmem/usbhw.c src/usbmem/usbuser.c src/usbmem/diskimg.c

INCLUDES = -Iinclude
#FLAGS = -finstrument-functions
#-fstack-protector -Wstack-protector -fstack-protector-all
#-finstrument-functions
#-ffunction-sections -fdata-sections -Wl,--gc-sections

# +-----------------------------------------------+
# |               Common block                    |
# +-----------------------------------------------+
ifeq ($(DEBUG_METHOD),hard)
CFLAGS  = $(FLAGS) -mcpu=$(MCU) -mtune=$(MCU) -march=$(CPUARCH) $(DEBUG) $(THUMB_IW) \
          -Wall -std=gnu99 -O$(OPTLEVEL) $(INCLUDES)
LDFLAGS = -nostartfiles -nostdlib -T lpc2148_rom.ld
else
CFLAGS  = -mcpu=$(MCU) -mtune=$(MCU) -march=$(CPUARCH) -D_SOFTDEBUG_ $(DEBUG) $(THUMB_IW) \
          -Wall -std=gnu99 -O$(OPTLEVEL) $(INCLUDES)
LDFLAGS = -nostartfiles -T lpc2148_rom.ld
endif
LIBGCC  = `$(CC) $(CFLAGS) $(THUMB) -print-libgcc-file-name`
LIBDIR  = /opt/armgcc/arm-elf/lib/`$(CC) $(CFLAGS) -print-multi-directory`
#LIBC    = $(LIBDIR)/libc.a
#LIBC   += $(LIBDIR)/libnosys.a

#ARCH=arm-elf
ARCH=arm-none-eabi

CC = $(ARCH)-gcc
LD = $(ARCH)-ld
AR = $(ARCH)-ar
AS = $(ARCH)-as
OBJCOPY = $(ARCH)-objcopy
OBJDUMP = $(ARCH)-objdump
OBJSIZE = $(ARCH)-size

OBJS   = $(SRC:.c=.o)
OBJS32 = $(SRC32:.c=.o)
OBJSAS = $(SRCAS:.S=.o)
OBJALL = $(OBJS) $(OBJS32) $(OBJSPP) $(OBJSAS)

ELF    = $(PROJECT).elf
HEX    = $(PROJECT).hex
BIN    = $(PROJECT).bin
ASM    = $(PROJECT).asm
MAP    = $(PROJECT).map

TO_CLEAN = $(OBJALL) $(ELF) $(BIN) $(HEX) $(ASM) $(MAP)

LPCISP = lpc21isp
#LPCISP_PARAMS = -control -PHILIPSARM $(HEX) /dev/ttyUSB0 115200 12000
LPCISP_PARAMS = -control -PHILIPSARM $(HEX) /dev/ttyUSB0 38400 12000
#LPCISP = lpcflash
#LPCISP_PARAMS = -i /dev/ttyUSB0 -b 115200 -f 14746 -w 0x4000000 -l $(HEX)

# Messages
MSG_COMPILING       = "CC  :"
MSG_COMPILING32     = "CC32:"
MSG_COMPILINGCCPP   = "C++ :"
MSG_COMPILINGAS     = "AS  :"
MSG_LINKING         = "LD  :"
MSG_CLEANING        = "RM  :"
MSG_SIZE            = "Size:"
MSG_HEX             = "Make HEX from $(ELF):"
MSG_BIN             = "Make binary from $(ELF):"
MSG_BINSIZE         = "Size of binary:"
MSG_DISASM          = "Disassemble $(ELF):"

# Rules
#.SILENT : $(OBJALL) $(ELF) $(HEX) $(BIN) $(ASM) clean
#.SILENT : $(OBJALL) $(HEX) $(BIN) $(ASM) clean

$(ELF)    : $(OBJS) $(OBJS32) $(OBJSAS)
    @echo $(MSG_LINKING) $@
    $(LD) -Map $(MAP) --cref $(LDFLAGS) -o $@ $(OBJALL) $(LIBGCC) $(LIBC) $(LIBS)
    #$(CCPP) -Wl,-Map -Wl,$(MAP) $(LDFLAGS) -o $@ $(OBJALL) $(LIBGCC) $(LIBC) $(LIBS)
    @echo $(MSG_SIZE)
    $(OBJSIZE) $@

$(OBJS)   : %.o : %.c
    @echo $(MSG_COMPILING) $<
    $(CC) -c $(CFLAGS) $(THUMB) -o $@ $<

$(OBJS32) : %.o : %.c
    @echo $(MSG_COMPILING32) $<
    $(CC) -c $(CFLAGS) -o $@ $<

$(OBJSAS) : %.o : %.S
    @echo $(MSG_COMPILINGAS) $<
    $(CC) -c $(CFLAGS) -D__ASM__ -o $@ $<

$(HEX) : $(ELF)
    @echo $(MSG_HEX) $(HEX)
    $(OBJCOPY) -O ihex $(ELF) $(HEX)

$(BIN) : $(ELF)
    @echo $(MSG_BIN) $(BIN)
    $(OBJCOPY) -O binary $(ELF) $(BIN)
    @echo $(MSG_BINSIZE) `wc -c $(BIN)`

$(ASM) : $(ELF)
    @echo $(MSG_DISASM) $(ASM)
    $(OBJDUMP) -d $(ELF) > $(ASM)

all : $(ELF) hex
hex : $(HEX)
bin : $(BIN)
disasm: $(ASM)

flash: $(HEX)
    $(LPCISP) $(LPCISP_PARAMS)

clean :
    @echo $(MSG_CLEANING) $(TO_CLEAN)
    rm -f $(OBJALL) $(TO_CLEAN)