summaryrefslogtreecommitdiffstats
path: root/lib/lufa/Bootloaders/DFU/makefile
blob: 0d2014015dc973c812fc86fe4d37699411f17a12 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
#
#             LUFA Library
#     Copyright (C) Dean Camera, 2017.
#
#  dean [at] fourwalledcubicle [dot] com
#           www.lufa-lib.org
#
# --------------------------------------
#         LUFA Project Makefile.
# --------------------------------------

# Run "make help" for target help.

MCU          = atmega32u4
ARCH         = AVR8
BOARD        = QMK
F_CPU        = 16000000
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         = 32
BOOT_SECTION_SIZE_KB  = 4

# Bootloader address calculation formulas
# Do not modify these macros, but rather modify the dependent values above.
CALC_ADDRESS_IN_HEX   = $(shell printf "0x%X" $$(( $(1) )) )
BOOT_START_OFFSET     = $(call CALC_ADDRESS_IN_HEX, ($(FLASH_SIZE_KB) - $(BOOT_SECTION_SIZE_KB)) * 1024 )
BOOT_SEC_OFFSET       = $(call CALC_ADDRESS_IN_HEX, ($(FLASH_SIZE_KB) * 1024) - ($(strip $(1))) )

# 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=$(strip $(1))=$(call BOOT_SEC_OFFSET, $(3)) -Wl,--undefined=$(strip $(2))
BOOT_API_LD_FLAGS     = $(call BOOT_SECTION_LD_FLAG, .apitable_trampolines, BootloaderAPI_Trampolines, 96)
BOOT_API_LD_FLAGS    += $(call BOOT_SECTION_LD_FLAG, .apitable_jumptable,   BootloaderAPI_JumpTable,   32)
BOOT_API_LD_FLAGS    += $(call BOOT_SECTION_LD_FLAG, .apitable_signatures,  BootloaderAPI_Signatures,  8)

# Default target
all:

# Include LUFA-specific DMBS extension modules
DMBS_LUFA_PATH ?= $(LUFA_PATH)/Build/LUFA
include $(DMBS_LUFA_PATH)/lufa-sources.mk
include $(DMBS_LUFA_PATH)/lufa-gcc.mk

# Include common DMBS build system modules
DMBS_PATH      ?= $(LUFA_PATH)/Build/DMBS/DMBS
include $(DMBS_PATH)/core.mk
include $(DMBS_PATH)/cppcheck.mk
include $(DMBS_PATH)/doxygen.mk
include $(DMBS_PATH)/dfu.mk
include $(DMBS_PATH)/gcc.mk
include $(DMBS_PATH)/hid.mk
include $(DMBS_PATH)/avrdude.mk
include $(DMBS_PATH)/atprogram.mk