-
Notifications
You must be signed in to change notification settings - Fork 1
/
build.mk
566 lines (476 loc) · 17.6 KB
/
build.mk
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
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
###############################################################################
#
# flipflip's Arduino Uno stuff
#
# Copyright (c) 2016-2017 Philippe Kehl <flipflip at oinkzwurgl dot org>
#
###############################################################################
# verbose build?
VERBOSE ?= 0
# print object sizes after compiling (0 = never, 1 = only for image, 2 = for all files)
SIZES ?= 1
# choose a project name (single word, no spaces)
PROJECT ?= dummy
# debugging and programming UART TX0/RX0
PROGPORT ?= /dev/ttyACM0
DEBUGPORT ?= $(PROGPORT)
PROGSPEED ?= 115200
DEBUGSPEED ?= $(PROGSPEED)
# avrdude settings programming mode (Arduino, AVR ISP, USBtinyISP, etc.)
AVRDUDEPROG ?= arduino
AVRDUDEARGS ?= -P $(DEBUGPORT) -b $(PROGSPEED) -D -V
#AVRDUDEARGS ?= -P /dev/ttyUSB0 -b 19200 -c avrisp -V
#AVRDUDEARGS ?= -c usbtiny -y -V -B 1
AVRDUDEARGS += -c $(AVRDUDEPROG)
# path to stuff
FFDIR ?= ../arduino-uno-stuff
# version of the printf() to include (min, norm, float)
PRINTF ?= norm
# version of the scanf() to include (min, norm, float)
SCANF ?= norm
# output directory
OBJDIR ?= obj_$(PROJECT)
# project files
PROJFILES ?= $(wildcard *.c)
###############################################################################
# default PROJECT to directory name
ifeq ($(PROJECT),dummy)
_PROJECT := $(shell basename $(CURDIR))
ifeq ($(_PROJECT),)
$(warning You should set the 'PROJECT' variable!)
else
PROJECT := $(_PROJECT)
endif
endif
###############################################################################
# default target (FIXME can use .DEFAULT_GOAL?)
ifeq ($(MAKECMDGOALS),)
default: wtf
MAKECMDGOALS = wtf
endif
# verbosity helpers
ifeq ($(VERBOSE),1)
V =
V1 =
V2 =
V12 =
OBJCOPY += -v
RM += -v
else
V = @
V1 = > /dev/null
V2 = 2> /dev/null
V12 = 2>&1 > /dev/null
endif
# disable fancy stuff for dumb terminals (e.g. Emacs compilation window)
fancyterm := true
ifeq ($(TERM),dumb)
fancyterm := false
endif
ifeq ($(TERM),)
fancyterm := false
endif
ifeq ($(fancyterm),true)
HLR="[31m"
HLG="[32m"
HLY="[33m"
HLV="[35m"
HLM="[1\;36m"
HLO="[m"
else
HLR=
HLG=
HLY=
HLV=
HLM=
HLO=
endif
# tools
PERL := perl
SED := sed
SHELL := bash
TOUCH := touch
RM := rm
MKDIR := mkdir
HEAD := head
AWK := gawk
TEE := tee
DOXYGEN := doxygen
CAT := cat
TAIL := tail
TAR := tar
LS := ls
DATE := date
FMT := fmt
SVN := svn
CHMOD := chmod
STRINGS := strings
# toolchain
AVRPREFIX := avr-
STRIP := $(AVRPREFIX)strip
STRINGS := $(AVRPREFIX)strings
CC := $(AVRPREFIX)gcc
AS := $(AVRPREFIX)as
LD := $(AVRPREFIX)ld
NM := $(AVRPREFIX)nm
OBJCOPY := $(AVRPREFIX)objcopy
OBJDUMP := $(AVRPREFIX)objdump
SIZE := $(AVRPREFIX)size
GDB := $(AVRPREFIX)gdb
AVRDUDE := avrdude
LC_ALL := C
###############################################################################
# 3rd party source code
ATOMDIR := $(FFDIR)/3rdparty/atomthreads
LIGHTDIR := $(FFDIR)/3rdparty/light_ws2812
AVRHD44780 := $(FFDIR)/3rdparty/avr-hd44780
ADAFRUITGFX := $(FFDIR)/3rdparty/adafruit-gfx
# target platform
ATMEGANR ?= 328p
MCU := atmega$(ATMEGANR)
F_CPU := 16000000UL
# external stuff versions
FFVERSION := $(shell cd $(FFDIR)/src && ../tools/version.pl)
GCCVERSION := $(shell $(CC) --version | $(HEAD) -n1)
ATOMVERSION := $(shell $(CAT) $(ATOMDIR)/_version_)
# build version
BUILDVER := $(shell $(PERL) $(FFDIR)/tools/version.pl)
BUILDVEROLD := $(shell $(SED) -n '/FF_BUILDVER/s/.*"\(.*\)".*/\1/p' $(OBJDIR)/version_gen.h 2>/dev/null)
BUILDDATE := $(shell $(DATE) +"%Y-%m-%d %H:%M")
# make as far as possible, build multiple targers in parallel
MAKEFLAGS := -k $(JFLAG) -j$(shell $(AWK) '/^processor/ { j = j + 1; } END { print j }' /proc/cpuinfo)
###############################################################################
# preprocessor defines
DEFS += -DF_CPU=$(F_CPU)
DEFS += -DATOM_FLIPFLIP
DEFS += -DATOM_USE_SLEEP
DEFS += -DATOM_STACK_CHECKING
# compiler flags
CFLAGS += -mmcu=$(MCU) -g3 -O1
CFLAGS += -pipe -std=gnu99 #--param max-inline-insns-single=500
CFLAGS += -Wall -Wpadded -Wextra -Wstrict-prototypes # -Werror -Wpedantic
CFLAGS += -fno-common -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums
CFLAGS += -Wunused -Wunused-parameter -Wwrite-strings # -Wold-style-definitions
CFLAGS += -Wnested-externs -Wformat=2 -Wunused-result # -Wredundant-decls
CFLAGS += -ffunction-sections -Wjump-misses-init -Wlogical-op
CFLAGS += -fno-strict-aliasing -fdata-sections -Wunused-variable
CFLAGS += -Wmissing-prototypes -Werror-implicit-function-declaration
CFLAGS += -Wpointer-arith -Wchar-subscripts -Wcomment -Wimplicit-int -Wmain -Wparentheses
CFLAGS += -Wsequence-point -Wreturn-type -Wswitch -Wtrigraphs -Wuninitialized -Wunknown-pragmas
CFLAGS += -Wfloat-equal -Wundef -Wshadow -Wsign-compare -Waggregate-return
CFLAGS += -Wmissing-declarations -Wformat -Wmissing-format-attribute -Wno-deprecated-declarations
CFLAGS += -Wnested-externs -Winline -Wlong-long -Wcast-align
#CFLAGS += -Wunreachable-code -Wbad-function-cast -Wpacked
#CFLAGS += -Wa,--gstabs
#CFLAGS += -ffunction-sections -fdata-sections
# linker flags
LDFLAGS += -mmcu=$(MCU) -Wl,-Map=$(OBJDIR)/$(PROJECT).map,--cref -Wl,-gc-sections
#LDFLAGS += -Wl,--defsym=__stack=sMainInitStack
LDLIBS += -lm
#LDLIBS += -nostdlib -lm -lc -lgcc -lc
# librarires linker flags
ifeq ($(PRINTF),min)
#$(info lo-fi printf())
LDLIBS += -Wl,-u,vfprintf -lprintf_min
else ifeq ($(PRINTF),norm)
#$(info normal printf())
LDLIBS +=
else ifeq ($(PRINTF),float)
#$(info hi-fi printf() (incl. float conversion))
LDLIBS += -Wl,-u,vfprintf -lprintf_flt -lm
else
$(error Wrong value for PRINTF variable!)
endif
ifeq ($(SCANF),min)
#$(info lo-fi scanf())
LDLIBS += -Wl,-u,vfscanf -lscanf_min
else ifeq ($(SCANF),norm)
#$(info normal scanf())
LDLIBS +=
else ifeq ($(SCANF),float)
#$(info hi-fi scanf() (incl. float conversion))
LDLIBS += -Wl,-u,vfscanf -lscanf_flt
else
$(error Wrong value for SCANF variable!)
endif
###############################################################################
# source code files to compile
SRCFILES += $(wildcard $(ATOMDIR)/*.c) $(wildcard $(ATOMDIR)/*.s)
SRCFILES += $(wildcard $(LIGHTDIR)/*.c)
SRCFILES += $(wildcard $(AVRHD44780)/*.c)
SRCFILES += $(wildcard $(ADAFRUITGFX)/*.c)
SRCFILES += $(wildcard $(FFDIR)/src/*.c)
SRCFILES += $(PROJFILES)
# include directories and flags
SRCDIRS += $(sort $(dir $(SRCFILES))) $(OBJDIR)
INCFLAGS += $(strip $(foreach dir, $(SRCDIRS), -I$(dir)))
# object files to generate (compile, assemble)
OFILES +=
# makes compile rule for .c files
define avrMakeCompileRuleC
#$ (info avrMakeCompileRuleC $(1) --> $(OBJDIR)/$(subst /,__,$(subst $(FFDIR)/,,$(patsubst %.c,%.o,$(1)))))
OFILES += $(OBJDIR)/$(subst /,__,$(subst ..,,$(subst $(FFDIR)/,,$(patsubst %.c,%.o,$(1)))))
$(OBJDIR)/$(subst /,__,$(subst ../,__,$(subst $(FFDIR)/,,$(patsubst %.c,%.o,$(1))))): $(1) $(MAKEFILE_LIST)
@echo "$(HLY)C $$< $(HLR)$$@$(HLO)"
$(V)$(CC) -c -o $$@ $$(CFLAGS) $(DEFS) $(INCFLAGS) $$< -MD -MF $$(@:%.o=%.d) -MT $$@ -Wa,-adhlns=$$(@:.o=.lst)
$(V)if [ "$(SIZES)" -ge 2 ]; then $(SIZE) -B $$@; fi
endef
# makes compile rule for .S files
define avrMakeCompileRuleS
#$ (info avrMakeCompileRuleC $(1) --> $(OBJDIR)/$(subst /,__,$(subst $(FFDIR)/,,$(patsubst %.S,%.o,$(1)))))
OFILES += $(OBJDIR)/$(subst /,__,$(subst $(FFDIR)/,,$(patsubst %.S,%.o,$(1))))
$(OBJDIR)/$(subst /,__,$(subst $(FFDIR)/,,$(patsubst %.S,%.o,$(1)))): $(1) $(MAKEFILE_LIST)
@echo "$(HLY)A $$< $(HLR)$$@$(HLO)"
$(V)$(CC) -c -o $$@ $$(CFLAGS) $(DEFS) $(INCFLAGS) $$< -MD -MF $$(@:%.o=%.d) -MT $$@ -Wa,-adhlns=$$(@:.o=.lst)
$(V)if [ "$(SIZES)" -ge 2 ]; then $(SIZE) -B $$@; fi
endef
# makes compile rule for .s files
define avrMakeCompileRules
#$ (info avrMakeCompileRuleC $(1) --> $(OBJDIR)/$(subst /,__,$(subst $(FFDIR)/,,$(patsubst %.s,%.o,$(1)))))
OFILES += $(OBJDIR)/$(subst /,__,$(subst $(FFDIR)/,,$(patsubst %.s,%.o,$(1))))
$(OBJDIR)/$(subst /,__,$(subst $(FFDIR)/,,$(patsubst %.s,%.o,$(1)))): $(1) $(MAKEFILE_LIST)
@echo "$(HLY)A $$< $(HLR)$$@$(HLO)"
$(V)$(CC) -c -o $$@ -x assembler-with-cpp $$(CFLAGS) $(DEFS) $(INCFLAGS) $$< -MD -MF $$(@:%.o=%.d) -MT $$@ -Wa,-adhlns=$$(@:.o=.lst)
$(V)if [ "$(SIZES)" -ge 2 ]; then $(SIZE) -B $$@; fi
endef
# create compile rules and populate $(OFILES) list
$(foreach sfile, $(filter %.s,$(SRCFILES)), $(eval $(call avrMakeCompileRules,$(sfile)))) # watch the spaces!
$(foreach Sfile, $(filter %.S,$(SRCFILES)), $(eval $(call avrMakeCompileRuleS,$(Sfile)))) # watch the spaces!
$(foreach cfile, $(filter %.c,$(SRCFILES)), $(eval $(call avrMakeCompileRuleC,$(cfile)))) # watch the spaces!
# dependency files
DFILES := $(patsubst %.o,$(OBJDIR)/%.d,$(notdir $(OFILES)))
# load available dependency files
ifneq ($(MAKECMDGOALS),debugmf)
ifneq ($(MAKECMDGOALS),clean)
ifneq ($(MAKECMDGOALS),distclean)
-include $(DFILES)
endif
endif
endif
###############################################################################
# make output directory
$(OBJDIR)/.dummy:
@echo "$(HLG)* $(OBJDIR)/$(HLO)"
$(V)$(MKDIR) -p $(OBJDIR)
$(V)$(TOUCH) $@
# trigger generation of version_gen.h if necessary
ifneq ($(BUILDVER),$(BUILDVEROLD))
$(shell $(MKDIR) -p $(OBJDIR); $(TOUCH) $(OBJDIR)/.version_gen.h)
endif
# generate include files
$(OBJDIR)/version_gen.h: $(OBJDIR)/.dummy $(OBJDIR)/.version_gen.h
@echo "$(HLV)G $@ $(HLO)"
@echo "#ifndef __VERSION_GEN_H__" > $@
@echo "#define __VERSION_GEN_H__" >> $@
@echo "#define FF_GCCVERSION \"$(GCCVERSION)\"" >> $@
@echo "#define FF_ATOMVERSION \"$(ATOMVERSION)\"" >> $@
@echo "#define FF_FFVERSION \"$(FFVERSION)\"" >> $@
@echo "#define FF_BUILDVER \"$(BUILDVER)\"" >> $@
@echo "#define FF_BUILDDATE \"$(BUILDDATE)\"" >> $@
@echo "#define FF_PROJECT \"$(PROJECT)\"" >> $@
@echo "#endif" >> $@
$(OBJDIR)/src__main.o: $(OBJDIR)/version_gen.h
# image file derivatives to generate
IMGFILESEXT += .elf .lss .lst .sym .hex .srec .ramsym .bin .strings
IMGFILESEXT += _eeprom.hex _eeprom.srec _eeprom.bin
IMGFILESEXT += .size
IMGFILESEXT += #.cof
IMGNAME := img_$(PROJECT)
IMGDERIVS := $(addprefix $(OBJDIR)/$(IMGNAME), $(IMGFILESEXT))
# image
.PHONY: img
img: $(OFILES) $(OBJDIR)/.dummy $(OBJDIR)/macros.txt $(IMGDERIVS)
# always compile main.c on all changes (for the version info)
$(filter %src__main.o, $(OFILES)): $(filter-out %src__main.o, $(OFILES))
# we generate .o files from .c and .S files
$(OFILES): $(OBJDIR)/.dummy Makefile
# generate list of predefined macros
$(OBJDIR)/macros.txt: $(OBJDIR)/$(IMGNAME).elf # $(MAKEFILE_LIST)
@echo "$(HLV)G $@ $(HLO)"
$(V)echo | $(CC) $(DEFS) $(CFLAGS) -dM -E - > $@
# link into .elf file
$(OBJDIR)/$(IMGNAME).elf: $(OFILES)
@echo "$(HLM)L $(@)$(HLO) $(HLR)($(PROJECT), $(BUILDVER), $(BUILDDATE))$(HLO)"
$(V)$(CC) -o $@ $(LDFLAGS) $(OFILES) $(LDLIBS)
# .size from .elf (section sizes)
SIZE += --mcu=$(MCU)
$(OBJDIR)/$(IMGNAME).size: $(OBJDIR)/$(IMGNAME).elf
@echo "$(HLV)G $@$(HLO)"
$(V)$(SIZE) -Ax $(OBJDIR)/$(IMGNAME).elf > $@
$(V)$(SIZE) -Bd $(OBJDIR)/$(IMGNAME).elf >> $@
$(V)$(SIZE) -Bx $(OBJDIR)/$(IMGNAME).elf >> $@
$(V)$(SIZE) -AC $(OBJDIR)/$(IMGNAME).elf >> $@
$(V)$(SIZE) -Bd $(OFILES) >> $@
$(V)if [ "$(SIZES)" -ge 1 ]; then $(SIZE) -AC $(OBJDIR)/$(IMGNAME).elf; fi
# .lss from .elf (extended listing)
%.lss: %.elf
@echo "$(HLV)G $@$(HLO)"
$(V)$(OBJDUMP) -t -h $< > $@
# .lst from .elf (disassembly)
%.lst: %.elf
@echo "$(HLV)G $@$(HLO)"
$(V)$(OBJDUMP) -h -S $< > $@
# .sym from .elf (symbol table)
%.sym: %.elf
@echo "$(HLV)G $@$(HLO)"
$(V)$(NM) -n $< > $@
# .hex/.srec/.bin from .elf
OBJCOPYIMG := $(OBJCOPY) # -j .text -j .data
%.hex: %.elf $(FFDIR)/tools/checksize.awk
@echo "$(HLV)G $@$(HLO)"
$(V)$(OBJCOPYIMG) -O ihex $< $@
$(V)$(SIZE) -AC $< | $(AWK) -f $(FFDIR)/tools/checksize.awk
%.srec: %.elf
@echo "$(HLV)G $@$(HLO)"
$(V)$(OBJCOPYIMG) -O srec $< $@
$(V)$(CHMOD) -x $@
%.bin: %.elf
@echo "$(HLV)G $@$(HLO)"
$(V)$(OBJCOPYIMG) -O binary $< $@
$(V)$(CHMOD) -x $@
# .ramsym ramsybols
%.ramsym: %.elf $(FFDIR)/tools/ramsyms.pl
@echo "$(HLV)G $@$(HLO)"
$(V)$(OBJDUMP) -t $< | $(PERL) $(FFDIR)/tools/ramsyms.pl > $@
# .strings list of strings in binary
%.strings: %.bin
@echo "$(HLV)G $@$(HLO)"
$(V)$(STRINGS) $< > $@
OBJCOPYEEP := $(OBJCOPY) -j .eeprom --set-section-flags=.eeprom="alloc,load" \
--change-section-lma .eeprom=0
# _eeprom.hex from .elf (eeprom contents)
%_eeprom.hex: %.elf
@echo "$(HLV)G $@$(HLO)"
$(V)$(OBJCOPYEEP) -O ihex $< $@ $(V2)
# _eeprom.srec from .elf (eeprom contents)
%_eeprom.srec: %.elf
@echo "$(HLV)G $@$(HLO)"
$(V)$(OBJCOPYEEP) -O srec $< $@ $(V2)
$(V)$(CHMOD) -x $@
# _eeprom.bin from .elf (eeprom contents)
%_eeprom.bin: %.elf
@echo "$(HLV)G $@$(HLO)"
$(V)$(OBJCOPYEEP) -O binary $< $@ $(V2)
$(V)$(CHMOD) -x $@
# .cof from .elf
%.cof: %.elf
@echo "$(HLV)G $@$(HLO)"
$(V)$(OBJCOPY) --debugging --change-section-address .data-0x800000 --change-section-address .bss-0x800000 --change-section-address .noinit-0x800000 --change-section-address .eeprom-0x810000 -O coff-avr $< $@
###############################################################################
# program/flash
.PHONY: prog
prog: img
@echo "$(HLY)P $(OBJDIR)/$(IMGNAME).hex$(HLO)"
$(V)$(AVRDUDE) $(AVRDUDEARGS) -p m$(ATMEGANR) -U flash:w:$(OBJDIR)/$(IMGNAME).hex
#-U eeprom:w:$(OBJDIR)/$(IMGNAME).eep
# run serial debug tool
.PHONY: debug
debug: $(FFDIR)/tools/debug.pl $(DEBUGPORT)
@echo "$(HLG)R $^ $(DEBUGSPEED)$(HLO)"
$(V)$(PERL) $^ $(DEBUGSPEED)
# show AVR chip fuses and stuff
.PHONY: chipinfo
chipinfo:
$(V)$(AVRDUDE) $(AVRDUDEARGS) -p m$(ATMEGANR) -v
# run simavr
.PHONY: simavr
simavr: img $(FFDIR)/3rdparty/simavr/simavr/run_avr
@echo "$(HLG)* simavr$(OBJDIR)/$(HLO)"
$(V)$(FFDIR)/3rdparty/simavr/simavr/run_avr -f $(F_CPU) -m $(MCU) -v -v -v -v $(OBJDIR)/$(IMGNAME).elf
.PHONY: simavrgdb
simavrgdb: img $(FFDIR)/3rdparty/simavr/simavr/run_avr
@echo "$(HLG)* simavr$(OBJDIR)/$(HLO)"
@echo -e "\nRun in another terminal:\n\n $(GDB) --tui --eval-command \"file $(OBJDIR)/$(IMGNAME).elf\" --eval-command \"target remote localhost:1234\" --eval-command \"load\" --eval-command \"break main\" --eval-command \"continue\"\n\n"
$(V)$(FFDIR)/3rdparty/simavr/simavr/run_avr -f $(F_CPU) -m $(MCU) -v -v -v -v -g $(OBJDIR)/$(IMGNAME).elf
# cleanup
.PHONY: clean
clean:
@if [ -d "$(OBJDIR)" ]; then echo "$(HLM)* removing $(OBJDIR) dir$(HLO)"; fi
ifneq ($(OBJDIR),)
$(V)if [ -d "$(OBJDIR)" ]; then $(RM) -rf $(OBJDIR); fi
else
@echo "$(HLR)ERROR: no OBJDIR!!!$(HLO)"
endif
.PHONY: distclean
distclean:
@echo "$(HLM)* removing obj_* *~$(HLO)"
$(V)$(RM) -rf obj_*
$(V)$(RM) -f *~
###############################################################################
# wtf
.PHONY: wtf
wtf:
@echo "Make what?! (Try 'make help'.)"
# help
.PHONY: help
help:
@echo
@echo "Usage: make <target> [VERBOSE=0|1] [...=...]"
@echo
@echo "Where <target> is an object file (e.g. $(OBJDIR)/foo.o) or one the following:"
@echo
@echo " img -- builds the image (and more), i.e. compiles and links all sources"
@echo ""
@echo " prog -- programs the image to the Arduino"
@echo " (configuration PROGPORT and AVRDUDEARGS)"
@echo ""
@echo " debug -- connect to debug port and display the debug output"
@echo " (configuration DEBUGPORT)"
@echo ""
@echo " clean -- remove the output directory"
@echo ""
@echo " distclean -- remove the output directory and backup files"
@echo ""
@echo " debugmf -- display makefile debugging info"
@echo ""
@echo " simavr / simavrgdb -- run in AVR simulator / ... for GDB debugging"
@echo ""
@echo "Typical usage while developing:"
@echo ""
@echo " make prog && make debug"
@echo ""
@echo "Specify configuration on the command line (e.g. make debug DEBUGPORT=/dev/ttyUSB0)"
@echo "or in the Makefile (e.g. DEBUGPORT := /dev/ttyUSB0)."
@echo ""
@echo "Happy hacking!"
@echo ""
###############################################################################
# makefile debugging
.PHONY: debugmf
debugmf:
@echo "----------------------------------------------------------------------"
@echo "PROJECT='$(PROJECT)'"
@echo "BUILDVER='$(BUILDVER)'"
@echo "BUILDVEROLD='$(BUILDVEROLD)'"
@echo "BUILDDATE='$(BUILDDATE)'"
@echo "----------------------------------------------------------------------"
@echo "DEBUGPORT='$(DEBUGPORT)'"
@echo "PROGPORT='$(PROGPORT)'"
@echo "AVRDUDEARGS='$(AVRDUDEARGS)'"
@echo "----------------------------------------------------------------------"
@echo "FFDIR='$(FFDIR)'"
@echo "ATOMDIR='$(ATOMDIR)'"
@echo "LIGHTDIR='$(LIGHTDIR)'"
@echo "OBJDIR=$(OBJDIR)"
@echo "----------------------------------------------------------------------"
@echo "GCCVERSION=$(GCCVERSION)"
@echo "ATOMVERSION=$(ATOMVERSION)"
@echo "FFVERSION=$(FFVERSION)"
@echo "----------------------------------------------------------------------"
@echo "SRCFILES=$(SRCFILES)" | $(FMT) -t -w 120
@echo "SRCDIRS=$(SRCDIRS)" | $(FMT) -t -w 120
@echo "----------------------------------------------------------------------"
@echo "PWD=$(PWD)"
@echo "CURDIR=$(CURDIR)"
@echo "TERM=$(TERM)"
@echo "----------------------------------------------------------------------"
@echo -E 'DEFS=$(DEFS)' | $(FMT) -t -w 120
@echo "CFLAGS=$(CFLAGS)" | $(FMT) -t -w 120
@echo "LDFLAGS=$(LDFLAGS)" | $(FMT) -t -w 120
@echo "LDLIBS=$(LDLIBS)" | $(FMT) -t -w 120
@echo "INCFLAGS=$(INCFLAGS)" | $(FMT) -t -w 120
@echo "----------------------------------------------------------------------"
@echo "OFILES=$(OFILES)" | $(FMT) -t -w 120
@echo "DFILES=$(DFILES)" | $(FMT) -t -w 120
@echo "----------------------------------------------------------------------"
# eof