firmware/Makefile

   1 # Name: Makefile
   2 # Project: USBaspLoader
   3 # Author: Christian Starkjohann
   4 # Creation Date: 2007-12-10
   5 # Author: Stephan Bärwolf
   6 # Improvement Date: 2012-07-31
   7 # Tabsize: 4
   8 # Copyright: (c) 2007 by OBJECTIVE DEVELOPMENT Software GmbH
   9 # License: GNU GPL v2 (see License.txt)
  10
  11 ###############################################################################
  12 # Configure the following variables according to your AVR.
  13 # Program the device with
  14 #     make fuse    # to set the clock generator, boot section size etc.
  15 #     make flash   # to load the boot loader into flash
  16 #     make lock    # to protect the boot loader from overwriting
  17
  18 include ../Makefile.inc
  19
  20 # Remove the -fno-* options when you use gcc 3, it does not understand them
  21 CFLAGS = -Wall -Os -fno-move-loop-invariants -fno-tree-scev-cprop -fno-inline-small-functions -I. -mmcu=$(DEVICE) -DBOOTLOADER_ADDRESS=$(BOOTLOADER_ADDRESS) -DF_CPU=$(F_CPU) $(DEFINES)
  22 LDFLAGS = -Wl,--relax,--gc-sections -Wl,--section-start=.text=$(BOOTLOADER_ADDRESS)
  23
  24 OBJECTS =  usbdrv/usbdrvasm.o usbdrv/oddebug.o main.o
  25
  26 # symbolic targets:
  27 all: main.hex
  28
  29 .c.o:
  30         $(CC) $(CFLAGS) -c $< -o $@
  31
  32 .S.o:
  33         $(CC) $(CFLAGS) -x assembler-with-cpp -c $< -o $@
  34 # "-x assembler-with-cpp" should not be necessary since this is the default
  35 # file type for the .S (with capital S) extension. However, upper case
  36 # characters are not always preserved on Windows. To ensure WinAVR
  37 # compatibility define the file type manually.
  38
  39 .c.s:
  40         $(CC) $(CFLAGS) -S $< -o $@
  41
  42 flash:  all
  43         $(AVRDUDE) -U flash:w:main.hex:i
  44
  45 readflash:
  46         $(AVRDUDE) -U flash:r:read.hex:i
  47
  48 fuse:
  49         $(AVRDUDE) $(FUSEOPT)
  50
  51 lock:
  52         $(AVRDUDE) $(LOCKOPT)
  53
  54 read_fuses:
  55         $(UISP) --rd_fuses
  56
  57 deepclean: clean
  58         $(RM) *~
  59
  60 clean:
  61         $(RM) main.hex
  62         $(RM) main.bin
  63         $(RM) main.o
  64         $(RM) main.s
  65         $(RM) usbdrv/usbdrvasm.o
  66         $(RM) usbdrv/oddebug.o
  67         $(RM) usbdrv/oddebug.s
  68         $(RM) usbdrv/usbdrv.s
  69
  70 # file targets:
  71 main.bin:       $(OBJECTS) bootloaderconfig.h
  72         $(CC) $(CFLAGS) -o main.bin $(OBJECTS) $(LDFLAGS)
  73
  74 main.hex:       main.bin
  75         $(RM) main.hex main.eep.hex
  76         $(OBC) -j .text -j .data -O ihex main.bin main.hex
  77         $(ECHO) "."
  78         $(ECHO) "."
  79         $(ECHO) "."
  80         $(ECHO) "!!!ATTANTION!!!"
  81         $(ECHO) "(data+text) MUST fit into your MCUs bootloader section"
  82         $(ECHO) "."
  83         $(SIZ) --mcu $(DEVICE) main.bin
  84         $(ECHO) "."
  85         $(ECHO) "."
  86         $(ECHO) "."
  87
  88 disasm: main.bin
  89         $(OBD) -d main.bin
  90
  91 cpp:
  92         $(CC) $(CFLAGS) -E main.c