Bootloaders/DFU/makefile

   1 #
   2 #             LUFA Library
   3 #     Copyright (C) Dean Camera, 2012.
   4 #
   5 #  dean [at] fourwalledcubicle [dot] com
   6 #           www.lufa-lib.org
   7 #
   8 # --------------------------------------
   9 #         LUFA Project Makefile.
  10 # --------------------------------------
  11
  12 MCU          = at90usb1287
  13 ARCH         = AVR8
  14 BOARD        = USBKEY
  15 F_CPU        = 8000000
  16 F_USB        = $(F_CPU)
  17 OPTIMIZATION = s
  18 TARGET       = BootloaderDFU
  19 SRC          = $(TARGET).c Descriptors.c BootloaderAPI.c BootloaderAPITable.S $(LUFA_SRC_USB)
  20 LUFA_PATH    = ../../LUFA
  21 CC_FLAGS     = -DUSE_LUFA_CONFIG_HEADER -IConfig/ -DBOOT_START_ADDR=$(BOOT_START_OFFSET)
  22 LD_FLAGS     = -Wl,--section-start=.text=$(BOOT_START_OFFSET) $(BOOT_API_LD_FLAGS)
  23
  24 # Flash size and bootloader section sizes of the target, in KB. These must
  25 # match the target's total FLASH size and the bootloader size set in the
  26 # device's fuses.
  27 FLASH_SIZE_KB         = 128
  28 BOOT_SECTION_SIZE_KB  = 8
  29
  30 # Bootloader address calculation formulas (requires the "bc" unix utility)
  31 # Do not modify these macros, but rather modify the depedant values above.
  32 BOOT_START_OFFSET     = 0x$(shell echo "obase=16; ($(FLASH_SIZE_KB) - $(BOOT_SECTION_SIZE_KB)) * 1024" | bc)
  33 BOOT_SEC_OFFSET       = 0x$(shell echo "obase=16; (($(FLASH_SIZE_KB) * 1024) - $(strip $(1)))" | bc)
  34
  35 # Bootloader linker section flags for relocating the API table sections to
  36 # known FLASH addresses - these should not normally be user-edited.
  37 BOOT_SECTION_LD_FLAG  = -Wl,--section-start=.apitable_$(strip $(1))=$(call BOOT_SEC_OFFSET, $(3)) -Wl,--undefined=BootloaderAPI_$(strip $(2))
  38 BOOT_API_LD_FLAGS     = $(call BOOT_SECTION_LD_FLAG, trampolines, Trampolines, 96)
  39 BOOT_API_LD_FLAGS    += $(call BOOT_SECTION_LD_FLAG, jumptable,   JumpTable,   32)
  40 BOOT_API_LD_FLAGS    += $(call BOOT_SECTION_LD_FLAG, signatures,  Signatures,  8)
  41
  42 # Default target
  43 all:
  44
  45 # Include LUFA build script makefiles
  46 include $(LUFA_PATH)/Build/lufa.core.in
  47 include $(LUFA_PATH)/Build/lufa.sources.in
  48 include $(LUFA_PATH)/Build/lufa.build.in
  49 include $(LUFA_PATH)/Build/lufa.cppcheck.in
  50 include $(LUFA_PATH)/Build/lufa.doxygen.in
  51 include $(LUFA_PATH)/Build/lufa.avrdude.in
  52 include $(LUFA_PATH)/Build/lufa.atprogram.in