Bootloaders/DFU/makefile

   1 #
   2 #             LUFA Library
   3 #     Copyright (C) Dean Camera, 2019.
   4 #
   5 #  dean [at] fourwalledcubicle [dot] com
   6 #           www.lufa-lib.org
   7 #
   8 # --------------------------------------
   9 #         LUFA Project Makefile.
  10 # --------------------------------------
  11
  12 # Run "make help" for target help.
  13
  14 MCU          = at90usb1287
  15 ARCH         = AVR8
  16 BOARD        = USBKEY
  17 F_CPU        = 8000000
  18 F_USB        = $(F_CPU)
  19 OPTIMIZATION = s
  20 TARGET       = BootloaderDFU
  21 SRC          = $(TARGET).c Descriptors.c BootloaderAPI.c BootloaderAPITable.S $(LUFA_SRC_USB)
  22 LUFA_PATH    = ../../LUFA
  23 CC_FLAGS     = -DUSE_LUFA_CONFIG_HEADER -IConfig/ -DBOOT_START_ADDR=$(BOOT_START_OFFSET)
  24 LD_FLAGS     = -Wl,--section-start=.text=$(BOOT_START_OFFSET) $(BOOT_API_LD_FLAGS)
  25 LTO          = Y
  26
  27 # Flash size and bootloader section sizes of the target, in KB. These must
  28 # match the target's total FLASH size and the bootloader size set in the
  29 # device's fuses.
  30 FLASH_SIZE_KB         = 128
  31 BOOT_SECTION_SIZE_KB  = 8
  32
  33 # Bootloader address calculation formulas
  34 # Do not modify these macros, but rather modify the dependent values above.
  35 CALC_ADDRESS_IN_HEX   = $(shell printf "0x%X" $$(( $(1) )) )
  36 BOOT_START_OFFSET     = $(call CALC_ADDRESS_IN_HEX, ($(FLASH_SIZE_KB) - $(BOOT_SECTION_SIZE_KB)) * 1024 )
  37 BOOT_SEC_OFFSET       = $(call CALC_ADDRESS_IN_HEX, ($(FLASH_SIZE_KB) * 1024) - ($(strip $(1))) )
  38
  39 # Bootloader linker section flags for relocating the API table sections to
  40 # known FLASH addresses - these should not normally be user-edited.
  41 BOOT_SECTION_LD_FLAG  = -Wl,--section-start=$(strip $(1))=$(call BOOT_SEC_OFFSET, $(3)) -Wl,--undefined=$(strip $(2))
  42 BOOT_API_LD_FLAGS     = $(call BOOT_SECTION_LD_FLAG, .apitable_trampolines, BootloaderAPI_Trampolines, 96)
  43 BOOT_API_LD_FLAGS    += $(call BOOT_SECTION_LD_FLAG, .apitable_jumptable,   BootloaderAPI_JumpTable,   32)
  44 BOOT_API_LD_FLAGS    += $(call BOOT_SECTION_LD_FLAG, .apitable_signatures,  BootloaderAPI_Signatures,  8)
  45
  46 # Default target
  47 all:
  48
  49 # Include LUFA-specific DMBS extension modules
  50 DMBS_LUFA_PATH ?= $(LUFA_PATH)/Build/LUFA
  51 include $(DMBS_LUFA_PATH)/lufa-sources.mk
  52 include $(DMBS_LUFA_PATH)/lufa-gcc.mk
  53
  54 # Include common DMBS build system modules
  55 DMBS_PATH      ?= $(LUFA_PATH)/Build/DMBS/DMBS
  56 include $(DMBS_PATH)/core.mk
  57 include $(DMBS_PATH)/cppcheck.mk
  58 include $(DMBS_PATH)/doxygen.mk
  59 include $(DMBS_PATH)/dfu.mk
  60 include $(DMBS_PATH)/gcc.mk
  61 include $(DMBS_PATH)/hid.mk
  62 include $(DMBS_PATH)/avrdude.mk
  63 include $(DMBS_PATH)/atprogram.mk