summaryrefslogtreecommitdiff
path: root/platforms/chibios/platform.mk
blob: 1c8d430074e102c95335102f8d6a6245f6716f47 (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
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
# Hey Emacs, this is a -*- makefile -*-
##############################################################################
# Architecture or project specific options
#

# Stack size to be allocated to the Cortex-M process stack. This stack is
# the stack used by the main() thread.
ifeq ($(USE_PROCESS_STACKSIZE),)
  USE_PROCESS_STACKSIZE = 0x800
endif

# Stack size to the allocated to the Cortex-M main/exceptions stack. This
# stack is used for processing interrupts and exceptions.
ifeq ($(USE_EXCEPTIONS_STACKSIZE),)
  USE_EXCEPTIONS_STACKSIZE = 0x400
endif

#
# Architecture or project specific options
##############################################################################

##############################################################################
# Project, sources and paths
#

# Imported source files and paths
OPT_OS = chibios
CHIBIOS = $(TOP_DIR)/lib/chibios
CHIBIOS_CONTRIB = $(TOP_DIR)/lib/chibios-contrib

#
# Startup, Port and Platform support selection
##############################################################################

ifeq ($(strip $(MCU)), risc-v)
    # RISC-V Support
    # As of 7.4.2021 there is only one supported RISC-V platform in Chibios-Contrib,
    # therefore all required settings are hard-coded
    STARTUP_MK = $(CHIBIOS_CONTRIB)/os/common/startup/RISCV-ECLIC/compilers/GCC/mk/startup_$(MCU_STARTUP).mk
    PORT_V = $(CHIBIOS_CONTRIB)/os/common/ports/RISCV-ECLIC/compilers/GCC/mk/port.mk
    RULESPATH = $(CHIBIOS_CONTRIB)/os/common/startup/RISCV-ECLIC/compilers/GCC
    PLATFORM_MK = $(CHIBIOS_CONTRIB)/os/hal/ports/GD/GD32VF103/platform.mk
else
    # ARM Support
    CHIBIOS_PORT ?=
    ifeq ("$(CHIBIOS_PORT)","")
        CHIBIOS_PORT = ARMv$(ARMV)-M
    endif

    # Startup files. Try a few different locations, for compability with old versions and
    # for things hardware in the contrib repository
    STARTUP_MK = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/mk/startup_$(MCU_STARTUP).mk
    ifeq ("$(wildcard $(STARTUP_MK))","")
        STARTUP_MK = $(CHIBIOS)/os/common/startup/ARMCMx/compilers/GCC/mk/startup_$(MCU_STARTUP).mk
        ifeq ("$(wildcard $(STARTUP_MK))","")
            STARTUP_MK = $(CHIBIOS_CONTRIB)/os/common/startup/ARMCMx/compilers/GCC/mk/startup_$(MCU_STARTUP).mk
        endif
    endif

    # Port files. Try a few different locations, for compability with old versions and
    # for things hardware in the contrib repository
    PORT_V = $(CHIBIOS)/os/common/ports/$(CHIBIOS_PORT)/compilers/GCC/mk/port.mk
    ifeq ("$(wildcard $(PORT_V))","")
        PORT_V = $(CHIBIOS)/os/rt/ports/ARMCMx/compilers/GCC/mk/port_v$(ARMV)m.mk
        ifeq ("$(wildcard $(PORT_V))","")
            PORT_V = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/mk/port_v$(ARMV)m.mk
        endif
    endif

    # Rules location. Try a few different locations, for compability with old versions and
    # for things hardware in the contrib repository
    RULESPATH = $(CHIBIOS)/os/common/ports/$(CHIBIOS_PORT)/compilers/GCC
    ifeq ("$(wildcard $(RULESPATH)/rules.mk)","")
        RULESPATH = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC
        ifeq ("$(wildcard $(RULESPATH)/rules.mk)","")
            RULESPATH = $(CHIBIOS)/os/common/startup/ARMCMx/compilers/GCC
        endif
    endif
endif

ifeq ("$(PLATFORM_NAME)","")
    PLATFORM_NAME = platform
endif

ifeq ("$(wildcard $(PLATFORM_MK))","")
    PLATFORM_MK = $(CHIBIOS)/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)/$(PLATFORM_NAME).mk
    ifeq ("$(wildcard $(PLATFORM_MK))","")
        PLATFORM_MK = $(CHIBIOS_CONTRIB)/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)/$(PLATFORM_NAME).mk
    endif
endif

include $(STARTUP_MK)
include $(PORT_V)
include $(PLATFORM_MK)

#
# Board support selection.
##############################################################################

BOARD_MK :=

ifneq ("$(wildcard $(KEYBOARD_PATH_5)/boards/$(BOARD)/board.mk)","")
    BOARD_PATH = $(KEYBOARD_PATH_5)
    BOARD_MK += $(KEYBOARD_PATH_5)/boards/$(BOARD)/board.mk
else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/boards/$(BOARD)/board.mk)","")
    BOARD_PATH = $(KEYBOARD_PATH_4)
    BOARD_MK += $(KEYBOARD_PATH_4)/boards/$(BOARD)/board.mk
else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/boards/$(BOARD)/board.mk)","")
    BOARD_PATH = $(KEYBOARD_PATH_3)
    BOARD_MK += $(KEYBOARD_PATH_3)/boards/$(BOARD)/board.mk
else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/boards/$(BOARD)/board.mk)","")
    BOARD_PATH = $(KEYBOARD_PATH_2)
    BOARD_MK += $(KEYBOARD_PATH_2)/boards/$(BOARD)/board.mk
else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/boards/$(BOARD)/board.mk)","")
    BOARD_PATH = $(KEYBOARD_PATH_1)
    BOARD_MK += $(KEYBOARD_PATH_1)/boards/$(BOARD)/board.mk
else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/board/board.mk)","")
    BOARD_PATH = $(TOP_DIR)/platforms/chibios/boards/$(BOARD)
    BOARD_MK += $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/board/board.mk
    KEYBOARD_PATHS += $(BOARD_PATH)/configs
    ifneq ("$(wildcard $(BOARD_PATH)/rules.mk)","")
        include $(BOARD_PATH)/rules.mk
    endif
endif

ifeq ("$(wildcard $(BOARD_MK))","")
    BOARD_MK = $(CHIBIOS)/os/hal/boards/$(BOARD)/board.mk
    ifeq ("$(wildcard $(BOARD_MK))","")
        BOARD_MK = $(CHIBIOS_CONTRIB)/os/hal/boards/$(BOARD)/board.mk
    endif
endif

include $(BOARD_MK)

#
# Bootloader selection.
##############################################################################

# Set bootloader address if supplied.
ifdef STM32_BOOTLOADER_ADDRESS
    OPT_DEFS += -DSTM32_BOOTLOADER_ADDRESS=$(STM32_BOOTLOADER_ADDRESS)
endif

# Work out if we need to set up the include for the bootloader definitions
ifneq ("$(wildcard $(KEYBOARD_PATH_5)/bootloader_defs.h)","")
    OPT_DEFS += -include $(KEYBOARD_PATH_5)/bootloader_defs.h
else ifneq ("$(wildcard $(KEYBOARD_PATH_5)/boards/$(BOARD)/bootloader_defs.h)","")
    OPT_DEFS += -include $(KEYBOARD_PATH_5)/boards/$(BOARD)/bootloader_defs.h
else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/bootloader_defs.h)","")
    OPT_DEFS += -include $(KEYBOARD_PATH_4)/bootloader_defs.h
else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/boards/$(BOARD)/bootloader_defs.h)","")
    OPT_DEFS += -include $(KEYBOARD_PATH_4)/boards/$(BOARD)/bootloader_defs.h
else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/bootloader_defs.h)","")
    OPT_DEFS += -include $(KEYBOARD_PATH_3)/bootloader_defs.h
else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/boards/$(BOARD)/bootloader_defs.h)","")
    OPT_DEFS += -include $(KEYBOARD_PATH_3)/boards/$(BOARD)/bootloader_defs.h
else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/bootloader_defs.h)","")
    OPT_DEFS += -include $(KEYBOARD_PATH_2)/bootloader_defs.h
else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/boards/$(BOARD)/bootloader_defs.h)","")
    OPT_DEFS += -include $(KEYBOARD_PATH_2)/boards/$(BOARD)/bootloader_defs.h
else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/bootloader_defs.h)","")
    OPT_DEFS += -include $(KEYBOARD_PATH_1)/bootloader_defs.h
else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/boards/$(BOARD)/bootloader_defs.h)","")
    OPT_DEFS += -include $(KEYBOARD_PATH_1)/boards/$(BOARD)/bootloader_defs.h
else ifneq ("$(wildcard $(BOARD_PATH)/configs/bootloader_defs.h)","")
    OPT_DEFS += -include $(BOARD_PATH)/configs/bootloader_defs.h
endif

#
# ChibiOS config selection.
##############################################################################

# Work out the config file directories
ifneq ("$(wildcard $(KEYBOARD_PATH_5)/chconf.h)","")
    CHCONFDIR = $(KEYBOARD_PATH_5)
else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/chconf.h)","")
    CHCONFDIR = $(KEYBOARD_PATH_4)
else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/chconf.h)","")
    CHCONFDIR = $(KEYBOARD_PATH_3)
else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/chconf.h)","")
    CHCONFDIR = $(KEYBOARD_PATH_2)
else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/chconf.h)","")
    CHCONFDIR = $(KEYBOARD_PATH_1)
else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs/chconf.h)","")
    CHCONFDIR = $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs
else ifneq ("$(wildcard $(TOP_DIR)/platforms/boards/chibios/common/configs/chconf.h)","")
    CHCONFDIR = $(TOP_DIR)/platforms/chibios/boards/common/configs
endif

#
# HAL config selection.
##############################################################################

ifneq ("$(wildcard $(KEYBOARD_PATH_5)/halconf.h)","")
    HALCONFDIR = $(KEYBOARD_PATH_5)
else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/halconf.h)","")
    HALCONFDIR = $(KEYBOARD_PATH_4)
else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/halconf.h)","")
    HALCONFDIR = $(KEYBOARD_PATH_3)
else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/halconf.h)","")
    HALCONFDIR = $(KEYBOARD_PATH_2)
else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/halconf.h)","")
    HALCONFDIR = $(KEYBOARD_PATH_1)
else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs/halconf.h)","")
    HALCONFDIR = $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs
else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/common/configs/halconf.h)","")
    HALCONFDIR = $(TOP_DIR)/platforms/chibios/boards/common/configs
endif

#
# Linker script selection.
##############################################################################

ifneq ("$(wildcard $(KEYBOARD_PATH_5)/ld/$(MCU_LDSCRIPT).ld)","")
    LDSCRIPT = $(KEYBOARD_PATH_5)/ld/$(MCU_LDSCRIPT).ld
else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/ld/$(MCU_LDSCRIPT).ld)","")
    LDSCRIPT = $(KEYBOARD_PATH_4)/ld/$(MCU_LDSCRIPT).ld
else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/ld/$(MCU_LDSCRIPT).ld)","")
    LDSCRIPT = $(KEYBOARD_PATH_3)/ld/$(MCU_LDSCRIPT).ld
else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/ld/$(MCU_LDSCRIPT).ld)","")
    LDSCRIPT = $(KEYBOARD_PATH_2)/ld/$(MCU_LDSCRIPT).ld
else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/ld/$(MCU_LDSCRIPT).ld)","")
    LDSCRIPT = $(KEYBOARD_PATH_1)/ld/$(MCU_LDSCRIPT).ld
else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/ld/$(MCU_LDSCRIPT).ld)","")
    LDFLAGS += -L$(TOP_DIR)/platforms/chibios/boards/$(BOARD)/ld
    LDSCRIPT = $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/ld/$(MCU_LDSCRIPT).ld
else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/common/ld/$(MCU_LDSCRIPT).ld)","")
    LDSCRIPT = $(TOP_DIR)/platforms/chibios/boards/common/ld/$(MCU_LDSCRIPT).ld
else ifneq ("$(wildcard $(STARTUPLD_CONTRIB)/$(MCU_LDSCRIPT).ld)","")
    LDSCRIPT = $(STARTUPLD_CONTRIB)/$(MCU_LDSCRIPT).ld
    USE_CHIBIOS_CONTRIB = yes
else
    LDSCRIPT = $(STARTUPLD)/$(MCU_LDSCRIPT).ld
endif

#
# Include ChibiOS makefiles.
##############################################################################

# HAL-OSAL files (optional).
include $(CHIBIOS)/os/hal/hal.mk
-include $(CHIBIOS)/os/hal/osal/rt/osal.mk         # ChibiOS <= 19.x
-include $(CHIBIOS)/os/hal/osal/rt-nil/osal.mk     # ChibiOS >= 20.x
# RTOS files (optional).
include $(CHIBIOS)/os/rt/rt.mk
# Other files (optional).
include $(CHIBIOS)/os/hal/lib/streams/streams.mk

PLATFORM_SRC = \
        $(STARTUPSRC) \
        $(KERNSRC) \
        $(PORTSRC) \
        $(OSALSRC) \
        $(HALSRC) \
        $(PLATFORMSRC) \
        $(BOARDSRC) \
        $(STREAMSSRC) \
        $(CHIBIOS)/os/various/syscalls.c \
        $(PLATFORM_COMMON_DIR)/syscall-fallbacks.c \
        $(PLATFORM_COMMON_DIR)/wait.c

# Ensure the ASM files are not subjected to LTO -- it'll strip out interrupt handlers otherwise.
QUANTUM_LIB_SRC += $(STARTUPASM) $(PORTASM) $(OSALASM) $(PLATFORMASM)

PLATFORM_SRC := $(patsubst $(TOP_DIR)/%,%,$(PLATFORM_SRC))

EXTRAINCDIRS += $(CHIBIOS)/os/license $(CHIBIOS)/os/oslib/include \
         $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs \
         $(TOP_DIR)/platforms/chibios/boards/common/configs \
         $(HALCONFDIR) $(CHCONFDIR) \
         $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \
         $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \
         $(STREAMSINC) $(CHIBIOS)/os/various $(COMMON_VPATH)

#
# ChibiOS-Contrib
##############################################################################

# Work out if we're using ChibiOS-Contrib by checking if halconf_community.h exists
ifneq ("$(wildcard $(KEYBOARD_PATH_5)/halconf_community.h)","")
    USE_CHIBIOS_CONTRIB = yes
else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/halconf_community.h)","")
    USE_CHIBIOS_CONTRIB = yes
else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/halconf_community.h)","")
    USE_CHIBIOS_CONTRIB = yes
else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/halconf_community.h)","")
    USE_CHIBIOS_CONTRIB = yes
else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/halconf_community.h)","")
    USE_CHIBIOS_CONTRIB = yes
else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs/halconf_community.h)","")
    USE_CHIBIOS_CONTRIB = yes
endif

ifeq ($(strip $(USE_CHIBIOS_CONTRIB)),yes)
    include $(CHIBIOS_CONTRIB)/os/hal/hal.mk
    PLATFORM_SRC += $(PLATFORMSRC_CONTRIB) $(HALSRC_CONTRIB)
    EXTRAINCDIRS += $(PLATFORMINC_CONTRIB) $(HALINC_CONTRIB) $(CHIBIOS_CONTRIB)/os/various
endif

#
# Project, sources and paths
##############################################################################

##############################################################################
# Injected configs
#
ifneq ("$(wildcard $(BOARD_PATH)/configs/config.h)","")
    CONFIG_H += $(BOARD_PATH)/configs/config.h
endif
ifneq ("$(wildcard $(BOARD_PATH)/configs/post_config.h)","")
    POST_CONFIG_H += $(BOARD_PATH)/configs/post_config.h
endif

##############################################################################
# Compiler and Linker configuration
#

# Use defined stack sizes of the main thread in linker scripts
SHARED_LDSYMBOLS = -Wl,--defsym=__process_stack_size__=$(USE_PROCESS_STACKSIZE),--defsym=__main_stack_size__=$(USE_EXCEPTIONS_STACKSIZE)

# Shared Compiler flags for all toolchains
SHARED_CFLAGS = -fomit-frame-pointer \
                -ffunction-sections \
                -fdata-sections \
                -fno-common \
                -fshort-wchar

# Shared Linker flags for all toolchains
SHARED_LDFLAGS = -T $(LDSCRIPT) \
                 -Wl,--gc-sections \
                 -nostartfiles

ifeq ($(strip $(MCU)), risc-v)
    # RISC-V toolchain specific configuration
    # Find suitable GCC compiler
    ifeq ($(strip $(TOOLCHAIN)),)
        ifneq ($(shell which riscv32-unknown-elf-gcc 2>/dev/null),)
            TOOLCHAIN = riscv32-unknown-elf-
        else
            ifneq ($(shell which riscv64-unknown-elf-gcc 2>/dev/null),)
                TOOLCHAIN = riscv64-unknown-elf-
            else
                $(error "No RISC-V toolchain found. Can't find riscv32-unknown-elf-gcc or riscv64-unknown-elf-gcc found in your systems PATH variable. Please install a valid toolchain and make it accessible!")
            endif
        endif
    endif

    # Default to compiling with picolibc for RISC-V targets if available, which
    # is available by default on distributions based on Debian 11+.
    ifeq ($(shell $(TOOLCHAIN)gcc --specs=picolibc.specs -E - 2>/dev/null >/dev/null </dev/null ; echo $$?),0)
        # Toolchain specific Compiler flags Note that we still link with our own
        # linker script by providing it via the -T flag in SHARED_LDFLAGS.
        TOOLCHAIN_CFLAGS = --specs=picolibc.specs

        # picolibc internally uses __heap_start and __heap_end instead of the
        # defacto chibios linker script standard __heap_base__ and __heap_end__
        # therefore we introduce these symbols as an alias.
        TOOLCHAIN_LDSYMBOLS = -Wl,--defsym=__heap_start=__heap_base__,--defsym=__heap_end=__heap_end__

        # Tell QMK that we are compiling with picolibc.
        OPT_DEFS += -DUSE_PICOLIBC
    endif

    # MCU architecture flags
    MCUFLAGS = -march=$(MCU_ARCH) \
               -mabi=$(MCU_ABI) \
               -mcmodel=$(MCU_CMODEL) \
               -mstrict-align
else
    # ARM toolchain specific configuration
    TOOLCHAIN ?= arm-none-eabi-

    # Toolchain specific Linker flags
    TOOLCHAIN_LDFLAGS = -Wl,--no-wchar-size-warning \
                        --specs=nano.specs

    # MCU architecture flags
    MCUFLAGS = -mcpu=$(MCU) \
               -mthumb -DTHUMB_PRESENT \
               -mno-thumb-interwork -DTHUMB_NO_INTERWORKING \
               -mno-unaligned-access

    # Some ARM cores like the M4 and M7 have floating point units which can be enabled
    USE_FPU ?= no

    ifneq ($(USE_FPU),no)
        OPT_DEFS += -DCORTEX_USE_FPU=TRUE

        # Default is single precision floats
        USE_FPU_OPT ?= -mfloat-abi=hard \
                       -mfpu=fpv4-sp-d16 \
                       -fsingle-precision-constant

        MCUFLAGS += $(USE_FPU_OPT)
    else
        OPT_DEFS += -DCORTEX_USE_FPU=FALSE
    endif
endif

# Assembler flags
ASFLAGS  += $(SHARED_ASFLAGS) $(TOOLCHAIN_ASFLAGS)

# C Compiler flags
CFLAGS   += $(SHARED_CFLAGS) $(TOOLCHAIN_CFLAGS)

# C++ Compiler flags
CXXFLAGS += $(CFLAGS) $(SHARED_CXXFLAGS) $(TOOLCHAIN_CXXFLAGS) -fno-rtti

# Linker flags
LDFLAGS  += $(SHARED_LDFLAGS) $(SHARED_LDSYMBOLS) $(TOOLCHAIN_LDFLAGS) $(TOOLCHAIN_LDSYMBOLS) $(MCUFLAGS)

# Tell QMK that we are hosting it on ChibiOS.
OPT_DEFS += -DPROTOCOL_CHIBIOS

# Workaround to stop ChibiOS from complaining about new GCC -- it's been fixed for 7/8/9 already
OPT_DEFS += -DPORT_IGNORE_GCC_VERSION_CHECK=1

# Construct GCC toolchain
CC      = $(CC_PREFIX) $(TOOLCHAIN)gcc
OBJCOPY = $(TOOLCHAIN)objcopy
OBJDUMP = $(TOOLCHAIN)objdump
SIZE    = $(TOOLCHAIN)size
AR      = $(TOOLCHAIN)ar
NM      = $(TOOLCHAIN)nm
HEX     = $(OBJCOPY) -O $(FORMAT)
EEP     =
BIN     = $(OBJCOPY) -O binary

##############################################################################
# Make targets
#

DEBUG = gdb

# List any extra directories to look for libraries here.
EXTRALIBDIRS = $(RULESPATH)/ld

bin: $(BUILD_DIR)/$(TARGET).bin sizeafter
	$(COPY) $(BUILD_DIR)/$(TARGET).bin $(TARGET).bin;