BASE ?= /opt/arm-none-eabi/bin/arm-none-eabi
CC      = $(BASE)-gcc
LD      = $(BASE)-gcc
AS      = $(BASE)-as
CP      = $(BASE)-objcopy
DUMP    = $(BASE)-objdump

TODAY = `date +"%m/%d/%y"`

PRJ = firmware
SRC = Cstartup_SAM7.c  fat.c  fdd.c  firmware.c  fpga.c  hardware.c  hdd.c  main.c  menu.c  mmc.c  osd.c syscalls.c user_io.c boot_print.c boot_logo.c rafile.c config.c tos.c ikbd.c
SRC += usb/max3421e.c usb/usb.c usb/hub.c usb/hid.c usb/timer.c
OBJ = $(SRC:.c=.o)

LINKMAP  = AT91SAM7S256-ROM.ld
LIBDIR   = 

# Commandline options for each tool.
CFLAGS  = -I. -Iusb -c -fno-common -O3 -DMIST -fsigned-char -DVDATE=\"`date +"%y%m%d"`\"
AFLAGS  = -ahls -mapcs-32
LFLAGS  = -nostartfiles -Wl,-Map,$(PRJ).map -T$(LINKMAP) $(LIBDIR)
CPFLAGS = --output-target=ihex

MKUPG = mkupg

# Libraries.
LIBS       =

# Our target.
all: $(PRJ).hex $(PRJ).upg

clean:
	rm -f *.o *.hex *.elf *.map *.lst core *~ */*.o $(MKUPG) *.bin *.upg

reset:
	openocd -f interface/olimex-arm-usb-tiny-h.cfg -f target/at91sam7sx.cfg --command "adapter_khz 10000; init; reset init; resume; shutdown"

unprotect:
	openocd -f interface/olimex-arm-usb-tiny-h.cfg -f target/at91sam7sx.cfg --command "adapter_khz 10000; init; reset init; flash protect 0 0 7 off; resume; shutdown"

$(MKUPG): $(MKUPG).c
	gcc  -o $@ $<

flash: $(PRJ).bin
	openocd -f interface/olimex-arm-usb-tiny-h.cfg -f target/at91sam7sx.cfg --command "adapter_khz 10000; init; reset init;  flash protect 0 0 7 off; sleep 1; arm7_9 fast_memory_access enable; flash write_bank 0 $(PRJ).bin 0x0; resume; shutdown"

flash_ul: $(PRJ).bin
	openocd -f interface/ulink.cfg -f target/at91sam7sx.cfg --command "adapter_khz 10000; init; reset init;  flash protect 0 0 7 off; sleep 1; arm7_9 fast_memory_access enable; flash write_bank 0 $(PRJ).bin 0x0; resume; shutdown"

flash_sam: $(PRJ).hex
	Sam_I_Am -x flash_sam_i_am

# Convert ELF binary to bin file.
$(PRJ).bin: $(PRJ).elf
	$(CP) -O binary $< $@

# Convert ELF binary to Intel HEX file.
$(PRJ).hex: $(PRJ).elf
	$(CP) $(CPFLAGS) $< $@

# Link - this produces an ELF binary.
$(PRJ).elf: crt.o $(OBJ)
	$(LD) $(LFLAGS) -o $@ $+ $(LIBS)

$(PRJ).upg: $(PRJ).bin $(MKUPG)
	./$(MKUPG) $< $@ `date +"%y%m%d"`

# Compile the C runtime.
crt.o: Cstartup.S
	$(AS) $(AFLAGS) -o $@ $< > crt.lst

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

sections: $(PRJ).elf
	$(DUMP) --section-headers $<

release:
	make $(PRJ).hex $(PRJ).bin $(PRJ).upg
	rm ../../www/firmware.zip
	zip ../../www/firmware.zip $(PRJ).hex $(PRJ).bin $(PRJ).upg logo.raw
	cp ../../www/files.html files.tmp
	sed -e "s|Firmware updated on [0-9/]*.|Firmware updated on $(TODAY).|g" files.tmp > ../../www/files.html
	rm files.tmp