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#
# LUFA Library
# Copyright (C) Dean Camera, 2012.
#
# dean [at] fourwalledcubicle [dot] com
# www.lufa-lib.org
#
# --------------------------------------
# LUFA Project Makefile.
# --------------------------------------
MCU = at90usb1287
ARCH = AVR8
BOARD = USBKEY
F_CPU = 8000000
F_USB = $(F_CPU)
OPTIMIZATION = s
TARGET = BootloaderDFU
SRC = $(TARGET).c Descriptors.c BootloaderAPI.c BootloaderAPITable.S $(LUFA_SRC_USB)
LUFA_PATH = ../../LUFA
CC_FLAGS = -DUSE_LUFA_CONFIG_HEADER -IConfig/ -DBOOT_START_ADDR=$(BOOT_START_OFFSET)
LD_FLAGS = -Wl,--section-start=.text=$(BOOT_START_OFFSET) $(BOOT_API_LD_FLAGS)
# Flash size and bootloader section sizes of the target, in KB. These must
# match the target's total FLASH size and the bootloader size set in the
# device's fuses.
FLASH_SIZE_KB = 128
BOOT_SECTION_SIZE_KB = 8
# Bootloader address calculation formulas (requires the "bc" unix utility)
# Do not modify these macros, but rather modify the depedant values above.
BOOT_START_OFFSET = 0x$(shell echo "obase=16; ($(FLASH_SIZE_KB) - $(BOOT_SECTION_SIZE_KB)) * 1024" | bc)
BOOT_SEC_OFFSET = 0x$(shell echo "obase=16; (($(FLASH_SIZE_KB) * 1024) - $(strip $(1)))" | bc)
# Bootloader linker section flags for relocating the API table sections to
# known FLASH addresses - these should not normally be user-edited.
BOOT_SECTION_LD_FLAG = -Wl,--section-start=.apitable_$(strip $(1))=$(call BOOT_SEC_OFFSET, $(3)) -Wl,--undefined=BootloaderAPI_$(strip $(2))
BOOT_API_LD_FLAGS = $(call BOOT_SECTION_LD_FLAG, trampolines, Trampolines, 96)
BOOT_API_LD_FLAGS += $(call BOOT_SECTION_LD_FLAG, jumptable, JumpTable, 32)
BOOT_API_LD_FLAGS += $(call BOOT_SECTION_LD_FLAG, signatures, Signatures, 8)
# Default target
all:
# Include LUFA build script makefiles
include $(LUFA_PATH)/Build/lufa.core.in
include $(LUFA_PATH)/Build/lufa.sources.in
include $(LUFA_PATH)/Build/lufa.build.in
include $(LUFA_PATH)/Build/lufa.cppcheck.in
include $(LUFA_PATH)/Build/lufa.doxygen.in
include $(LUFA_PATH)/Build/lufa.avrdude.in
include $(LUFA_PATH)/Build/lufa.atprogram.in
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