mirror of
https://github.com/openstenoproject/qmk
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63 lines
2.4 KiB
Makefile
63 lines
2.4 KiB
Makefile
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#
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# LUFA Library
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# Copyright (C) Dean Camera, 2017.
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#
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# dean [at] fourwalledcubicle [dot] com
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# www.lufa-lib.org
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#
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# --------------------------------------
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# LUFA Project Makefile.
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# --------------------------------------
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# Run "make help" for target help.
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MCU = atmega32u4
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ARCH = AVR8
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BOARD = QMK
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F_CPU = 16000000
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F_USB = $(F_CPU)
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OPTIMIZATION = s
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TARGET = BootloaderDFU
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SRC = $(TARGET).c Descriptors.c BootloaderAPI.c BootloaderAPITable.S $(LUFA_SRC_USB)
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LUFA_PATH = ../../LUFA
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CC_FLAGS = -DUSE_LUFA_CONFIG_HEADER -IConfig/ -DBOOT_START_ADDR=$(BOOT_START_OFFSET)
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LD_FLAGS = -Wl,--section-start=.text=$(BOOT_START_OFFSET) $(BOOT_API_LD_FLAGS)
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# Flash size and bootloader section sizes of the target, in KB. These must
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# match the target's total FLASH size and the bootloader size set in the
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# device's fuses.
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FLASH_SIZE_KB = 32
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BOOT_SECTION_SIZE_KB = 4
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# Bootloader address calculation formulas
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# Do not modify these macros, but rather modify the dependent values above.
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CALC_ADDRESS_IN_HEX = $(shell printf "0x%X" $$(( $(1) )) )
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BOOT_START_OFFSET = $(call CALC_ADDRESS_IN_HEX, ($(FLASH_SIZE_KB) - $(BOOT_SECTION_SIZE_KB)) * 1024 )
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BOOT_SEC_OFFSET = $(call CALC_ADDRESS_IN_HEX, ($(FLASH_SIZE_KB) * 1024) - ($(strip $(1))) )
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# Bootloader linker section flags for relocating the API table sections to
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# known FLASH addresses - these should not normally be user-edited.
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BOOT_SECTION_LD_FLAG = -Wl,--section-start=$(strip $(1))=$(call BOOT_SEC_OFFSET, $(3)) -Wl,--undefined=$(strip $(2))
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BOOT_API_LD_FLAGS = $(call BOOT_SECTION_LD_FLAG, .apitable_trampolines, BootloaderAPI_Trampolines, 96)
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BOOT_API_LD_FLAGS += $(call BOOT_SECTION_LD_FLAG, .apitable_jumptable, BootloaderAPI_JumpTable, 32)
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BOOT_API_LD_FLAGS += $(call BOOT_SECTION_LD_FLAG, .apitable_signatures, BootloaderAPI_Signatures, 8)
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# Default target
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all:
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# Include LUFA-specific DMBS extension modules
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DMBS_LUFA_PATH ?= $(LUFA_PATH)/Build/LUFA
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include $(DMBS_LUFA_PATH)/lufa-sources.mk
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include $(DMBS_LUFA_PATH)/lufa-gcc.mk
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# Include common DMBS build system modules
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DMBS_PATH ?= $(LUFA_PATH)/Build/DMBS/DMBS
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include $(DMBS_PATH)/core.mk
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include $(DMBS_PATH)/cppcheck.mk
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include $(DMBS_PATH)/doxygen.mk
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include $(DMBS_PATH)/dfu.mk
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include $(DMBS_PATH)/gcc.mk
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include $(DMBS_PATH)/hid.mk
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include $(DMBS_PATH)/avrdude.mk
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include $(DMBS_PATH)/atprogram.mk
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