summaryrefslogtreecommitdiff
path: root/Makefile.inc
blob: e42bbee92f4f0ca1cd73127839a2576039b9fed2 (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
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
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
##
## This file is part of the coreboot project.
##
## Copyright (C) 2011 secunet Security Networks AG
##
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation; version 2 of the License.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
## GNU General Public License for more details.
##

GIT:=$(shell [ -d "$(top)/.git" ] && command -v git)

#######################################################################
# normalize Kconfig variables in a central place
CONFIG_CBFS_PREFIX:=$(call strip_quotes,$(CONFIG_CBFS_PREFIX))

#######################################################################
# misleadingly named, this is the coreboot version
export KERNELVERSION := $(strip $(if $(GIT),\
	$(shell git describe --dirty --always || git describe),\
	$(if $(wildcard $(top)/.coreboot-version),\
		$(shell cat $(top)/.coreboot-version),\
		coreboot-unknown$(KERNELREVISION))))

#######################################################################
# Basic component discovery
MAINBOARDDIR=$(call strip_quotes,$(CONFIG_MAINBOARD_DIR))
export MAINBOARDDIR

## Final build results, which CBFSTOOL uses to create the final
## rom image file, are placed under $(objcbfs).
## These typically have suffixes .debug .elf .bin and .map
export objcbfs := $(obj)/cbfs/$(CONFIG_CBFS_PREFIX)

## Based on the active configuration, Makefile conditionally collects
## the required assembly includes and saves them in a file.
## Such files that do not have a clear one-to-one relation to a source
## file under src/ are placed and built under $(objgenerated)
export objgenerated := $(obj)/generated

#######################################################################
# root rule to resolve if in build mode (ie. configuration exists)
real-target: $(obj)/config.h coreboot
coreboot: build-dirs $(obj)/coreboot.rom $(obj)/cbfstool $(obj)/rmodtool

#######################################################################
# our phony targets
PHONY+= clean-abuild coreboot lint lint-stable build-dirs

#######################################################################
# root source directories of coreboot
subdirs-y := src/lib src/commonlib/ src/console src/device src/acpi
subdirs-y += src/ec/acpi $(wildcard src/ec/*/*) $(wildcard src/southbridge/*/*)
subdirs-y += $(wildcard src/soc/*/*) $(wildcard src/northbridge/*/*)
subdirs-y += src/superio $(wildcard src/drivers/*) src/cpu src/vendorcode
subdirs-y += util/cbfstool util/sconfig util/nvramtool util/broadcom
subdirs-y += $(wildcard src/arch/*)
subdirs-y += src/mainboard/$(MAINBOARDDIR)
subdirs-y += payloads/external

subdirs-y += site-local

#######################################################################
# Add source classes and their build options
classes-y := ramstage romstage bootblock smm smmstub cpu_microcode libverstage verstage

# Add dynamic classes for rmodules
$(foreach supported_arch,$(ARCH_SUPPORTED), \
	    $(eval $(call define_class,rmodules_$(supported_arch),$(supported_arch))))
# Provide a macro to determine environment for free standing rmodules.
$(foreach supported_arch,$(ARCH_SUPPORTED), \
	$(eval rmodules_$(supported_arch)-generic-ccopts += -D__RMODULE__))

#######################################################################
# Helper functions for math and various file placement matters.
# macros work on all formats understood by printf(1)
# values are space separated if using more than one value
#
# int-add:       adds an arbitrary length list of integers
# int-subtract:  subtracts the the second of two integers from the first
# int-multiply:  multiplies an arbitrary length list of integers
# int-divide:    divides the first integer by the second
# int-remainder: arithmetic remainder of the first number divided by the second
# int-lt:        1 if the first value is less than the second.  0 otherwise
# int-gt:        1 if the first values is greater than the second.  0 otherwise
# int-eq:        1 if the two values are equal.  0 otherwise
# int-align:     align $1 to $2 units
# file-size:     returns the filesize of the given file
_toint=$(shell printf "%d" $1)
_int-add2=$(shell expr $(call _toint,$1) + $(call _toint,$2))
int-add=$(if $(filter 1,$(words $1)),$(strip $1),$(call int-add,$(call _int-add2,$(word 1,$1),$(word 2,$1)) $(wordlist 3,$(words $1),$1)))
int-subtract=$(if $(filter 1,$(words $1)),$(strip $1),$(shell expr $(call _toint,$(word 1,$1)) - $(call _toint,$(word 2,$1))))
_int-multiply2=$(shell expr $(call _toint,$1) \* $(call _toint,$2))
int-multiply=$(if $(filter 1,$(words $1)),$(strip $1),$(call int-multiply,$(call _int-multiply2,$(word 1,$1),$(word 2,$1)) $(wordlist 3,$(words $1),$1)))
int-divide=$(if $(filter 1,$(words $1)),$(strip $1),$(shell expr $(call _toint,$(word 1,$1)) / $(call _toint,$(word 2,$1))))
int-remainder=$(if $(filter 1,$(words $1)),$(strip $1),$(shell expr $(call _toint,$(word 1,$1)) % $(call _toint,$(word 2,$1))))
int-lt=$(if $(filter 1,$(words $1)),$(strip $1),$(shell expr $(call _toint,$(word 1,$1)) \< $(call _toint,$(word 2,$1))))
int-gt=$(if $(filter 1,$(words $1)),$(strip $1),$(shell expr $(call _toint,$(word 1,$1)) \> $(call _toint,$(word 2,$1))))
int-eq=$(if $(filter 1,$(words $1)),$(strip $1),$(shell expr $(call _toint,$(word 1,$1)) = $(call _toint,$(word 2,$1))))
int-align=$(shell A=$(call _toint,$1) B=$(call _toint,$2); expr $$A + \( \( $$B - \( $$A % $$B \) \) % $$B \) )
file-size=$(shell cat $1 | wc -c)

#######################################################################
# Helper functions for ramstage postprocess
spc :=
spc +=
$(spc) :=
$(spc) +=

# files-in-dir-recursive,dir,files
files-in-dir-recursive=$(filter $(1)%,$(2))

# parent-dir,dir/
parent-dir=$(dir $(if $(patsubst /%,,$(1)),,/)$(subst $( ),/,$(strip $(subst /, ,$(1)))))

# filters out exactly the directory specified
# filter-out-dir,dir_to_keep,dirs
filter-out-dir=$(filter-out $(1),$(2))

# filters out dir_to_keep and all its parents
# filter-out-dirs,dir_to_keep,dirs
filter-out-dirs=$(if $(filter-out ./ /,$(1)),$(call filter-out-dirs,$(call parent-dir,$(1)),$(call filter-out-dir,$(1),$(2))),$(call filter-out-dir,$(1),$(2)))

# dir-wildcards,dirs
dir-wildcards=$(addsuffix %,$(1))

# files-in-dir,dir,files
files-in-dir=$(filter-out $(call dir-wildcards,$(call filter-out-dirs,$(1),$(sort $(dir $(2))))),$(call files-in-dir-recursive,$(1),$(2)))

#######################################################################
# reduce command line length by linking the objects of each
# directory into an intermediate file
ramstage-postprocess=$$(eval DEPENDENCIES+=$$(addsuffix .d,$$(basename $(1)))) \
	$(foreach d,$(sort $(dir $(filter-out %.ld,$(1)))), \
	$(eval $(d)ramstage.a: $(call files-in-dir,$(d),$(filter-out %.ld,$(1))); rm -f $$@ && $(AR_ramstage) rcsT $$@ $$^ ) \
	$(eval ramstage-objs:=$(d)ramstage.a $(filter-out $(filter-out %.ld, $(call files-in-dir,$(d),$(1))),$(ramstage-objs))))

bootblock-generic-ccopts += -D__PRE_RAM__ -D__BOOTBLOCK__
romstage-generic-ccopts += -D__PRE_RAM__ -D__ROMSTAGE__
ramstage-generic-ccopts += -D__RAMSTAGE__
ifeq ($(CONFIG_TRACE),y)
ramstage-c-ccopts += -finstrument-functions
endif
ifeq ($(CONFIG_COVERAGE),y)
ramstage-c-ccopts += -fprofile-arcs -ftest-coverage
endif

# try to fetch non-optional submodules if the source is under git
forgetthis:=$(if $(GIT),$(shell git submodule update --init))
ifeq ($(CONFIG_USE_BLOBS),y)
# this is necessary because 3rdparty/blobs is update=none, and so is ignored
# unless explicitly requested and enabled through --checkout
forgetthis:=$(if $(GIT),$(shell git submodule update --init --checkout 3rdparty/blobs))
endif

ramstage-c-deps:=$$(OPTION_TABLE_H)
romstage-c-deps:=$$(OPTION_TABLE_H)
libverstage-c-deps:=$$(OPTION_TABLE_H)
verstage-c-deps:=$$(OPTION_TABLE_H)
bootblock-c-deps:=$$(OPTION_TABLE_H)

# Add handler to copy linker scripts
define generic-objs_ld_template_gen
de$(EMPTY)fine $(1)-objs_ld_template
$$(call src-to-obj,$1,$$(1).ld): $$(1).ld $(obj)/config.h
	@printf "    CP         $$$$(subst $$$$(obj)/,,$$$$(@))\n"
	$$(CC_$(1)) -MMD $$(CPPFLAGS_$(1)) $$($(1)-ld-ccopts) $(PREPROCESS_ONLY) -include $(obj)/config.h -MT $$$$@ -o $$$$@ $$$$<
en$(EMPTY)def
endef

# Add handler to deal with archives
define generic-objs_a_template_gen
de$(EMPTY)fine $(1)-objs_a_template
$$(call src-to-obj,$1,$$(1).a): $$(1).a
	@printf "    CP         $$$$(subst $$$$(obj)/,,$$$$(@))\n"
	cp $$$$< $$$$@.tmp
	mv $$$$@.tmp $$$$@
en$(EMPTY)def
endef

# Add handler to add no rules for manual files
define generic-objs_manual_template_gen
# do nothing
endef

#######################################################################
# Add handler to compile ACPI's ASL
# arg1: base file name
# arg2: y or n for including in cbfs. defaults to y
define asl_template
$(CONFIG_CBFS_PREFIX)/$(1).aml-file = $(obj)/$(1).aml
$(CONFIG_CBFS_PREFIX)/$(1).aml-type = raw
$(CONFIG_CBFS_PREFIX)/$(1).aml-compression = none
cbfs-files-$(if $(2),$(2),y) += $(CONFIG_CBFS_PREFIX)/$(1).aml
$(obj)/$(1).aml: $(src)/mainboard/$(MAINBOARDDIR)/$(1).asl $(obj)/config.h
	@printf "    IASL       $$(subst $(top)/,,$$(@))\n"
	$(CC_ramstage) -x assembler-with-cpp -E -MMD -MT $$(@) $$(CPPFLAGS_ramstage) -D__ACPI__ -P -include $(src)/include/kconfig.h -I$(obj) -I$(src) -I$(src)/include -I$(src)/arch/$(ARCHDIR-$(ARCH-ramstage-y))/include -I$(src)/mainboard/$(MAINBOARDDIR) $$< -o $$@
ifeq ($(CONFIG_IASL_WARNINGS_ARE_ERRORS),y)
	cd $$(dir $$@); $(IASL) -we -p $$(notdir $$@) $$(notdir $$@)
else
	cd $$(dir $$@); $(IASL) -p $$(notdir $$@) $$(notdir $$@)
endif
endef

#######################################################################
# Parse plaintext cmos defaults into binary format
# arg1: source file
# arg2: binary file name
cbfs-files-processor-nvramtool= \
	$(eval $(2): $(1) $(src)/mainboard/$(MAINBOARDDIR)/cmos.layout | $(objutil)/nvramtool/nvramtool ; \
		printf "    CREATE     $(2) (from $(1))\n"; \
		$(objutil)/nvramtool/nvramtool -y $(src)/mainboard/$(MAINBOARDDIR)/cmos.layout -D $(2).tmp -p $(1) && \
		mv $(2).tmp $(2))

#######################################################################
# Link VSA binary to ELF-ish stage
# arg1: source file
# arg2: binary file name
cbfs-files-processor-vsa= \
	$(eval $(2): $(1) ; \
		printf "    CREATE     $(2) (from $(1))\n"; \
		$(OBJCOPY_ramstage) --set-start 0x20 --adjust-vma 0x60000 -I binary -O elf32-i386 -B i386 $(1) $(2).tmp && \
		$(LD_ramstage) -m elf_i386 -e 0x60020 --section-start .data=0x60000 $(2).tmp -o $(2))

#######################################################################
# Reduce a .config file to its minimal representation
# arg1: input
# arg2: output
cbfs-files-processor-defconfig= \
	$(eval $(2): $(1) ; \
		printf "    CREATE     $(2) (from $(1))\n"; \
		echo "\# This image was built using git revision" `git rev-parse HEAD` > $(2).tmp && \
		$(MAKE) DOTCONFIG=$(1) DEFCONFIG=$(2).tmp savedefconfig && \
		\mv -f $(2).tmp $(2))

#######################################################################
# Add handler for arbitrary files in CBFS
$(call add-special-class,cbfs-files)
cbfs-files-handler= \
		$(eval tmp-cbfs-method:=$(word 2, $(subst :, ,$($(2)-file)))) \
		$(eval $(2)-file:=$(call strip_quotes,$(word 1, $(subst :, ,$($(2)-file))))) \
		$(eval tmp-cbfs-file:= ) \
		$(if $($(2)-file), \
			$(if $(wildcard $(1)$($(2)-file)), \
				$(eval tmp-cbfs-file:= $(wildcard $(1)$($(2)-file))), \
				$(eval tmp-cbfs-file:= $($(2)-file)))) \
		$(if $(strip $($(2)-required)), \
			$(if $(wildcard $(tmp-cbfs-file)),, \
				$(info This build configuration requires $($(2)-required)) \
				$(eval FAILBUILD:=1) \
			)) \
		$(if $(strip $($(2)-align)), \
			$(if $(strip $($(2)-position)), \
				$(info ERROR: It is not allowed to specify both alignment and position for $($(2)-file)) \
				$(eval FAILBUILD:=1) \
			)) \
		$(eval _cbfs-bucket:=regular ) \
		$(if $(strip $($(2)-position)), \
			$(eval _cbfs-bucket:=fixed)) \
		$(if $(strip $($(2)-align)), \
			$(eval _cbfs-bucket:=aligned)) \
		$(if $(tmp-cbfs-method), \
			$(eval tmp-old-cbfs-file:=$(tmp-cbfs-file)) \
			$(eval tmp-cbfs-file:=$(shell mkdir -p $(obj)/mainboard/$(MAINBOARDDIR); mktemp $(obj)/mainboard/$(MAINBOARDDIR)/cbfs-file.XXXXXX).out) \
			$(call cbfs-files-processor-$(tmp-cbfs-method),$(tmp-old-cbfs-file),$(tmp-cbfs-file))) \
		$(if $(tmp-cbfs-file), \
			$(eval cbfs-files-$(_cbfs-bucket) += $(subst $(spc),*,$(tmp-cbfs-file)|$(2)|$($(2)-type)|$($(2)-compression)|$(strip $($(2)-position))|$($(2)-align)|$($(2)-options)))) \
		$(eval $(2)-name:=) \
		$(eval $(2)-type:=) \
		$(eval $(2)-compression:=) \
		$(eval $(2)-position:=) \
		$(eval $(2)-required:=) \
		$(eval $(2)-options:=) \
		$(eval $(2)-align:=)

#######################################################################
# a variety of flags for our build
CBFS_COMPRESS_FLAG:=none
ifeq ($(CONFIG_COMPRESS_RAMSTAGE),y)
CBFS_COMPRESS_FLAG:=LZMA
endif

CBFS_PAYLOAD_COMPRESS_FLAG:=none
ifeq ($(CONFIG_COMPRESSED_PAYLOAD_LZMA),y)
CBFS_PAYLOAD_COMPRESS_FLAG:=LZMA
endif

ifneq ($(CONFIG_LOCALVERSION),"")
export COREBOOT_EXTRA_VERSION := -$(call strip_quotes,$(CONFIG_LOCALVERSION))
endif

CPPFLAGS_common := -Isrc -Isrc/include -Isrc/commonlib/include -I$(obj)
CPPFLAGS_common += -Isrc/device/oprom/include
CPPFLAGS_common += -include $(src)/include/kconfig.h

CFLAGS_common += -pipe -g -nostdinc
CFLAGS_common += -nostdlib -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes
CFLAGS_common += -Wwrite-strings -Wredundant-decls -Wno-trigraphs
CFLAGS_common += -Wstrict-aliasing -Wshadow
CFLAGS_common += -fno-common -ffreestanding -fno-builtin -fomit-frame-pointer
CFLAGS_common += -ffunction-sections -fdata-sections

LDFLAGS_common := --gc-sections -nostdlib -nostartfiles -static --emit-relocs

ifeq ($(CONFIG_COMPILER_GCC),y)
# cf. commit f69a99db (coreboot: x86: enable gc-sections)
CFLAGS_common += -Wno-unused-but-set-variable
endif

ifeq ($(CONFIG_WARNINGS_ARE_ERRORS),y)
CFLAGS_common += -Werror
endif
ifneq ($(GDB_DEBUG),)
CFLAGS_common += -Og
else
CFLAGS_common += -Os
endif

additional-dirs := $(objutil)/cbfstool $(objutil)/romcc $(objutil)/ifdtool \
		   $(objutil)/ifdfake $(objutil)/options $(objutil)/amdfwtool \
		   $(objutil)/cbootimage $(objutil)/bimgtool

#######################################################################
# generate build support files
$(obj)/build.h: .xcompile
	@printf "    GEN        build.h\n"
	rm -f $(obj)/build.h
	util/genbuild_h/genbuild_h.sh > $(obj)/build.ht
	mv $(obj)/build.ht $(obj)/build.h

build-dirs:
	mkdir -p $(objcbfs) $(objgenerated)

#######################################################################
# Build the tools
CBFSTOOL:=$(objutil)/cbfstool/cbfstool
FMAPTOOL:=$(objutil)/cbfstool/fmaptool
RMODTOOL:=$(objutil)/cbfstool/rmodtool

$(obj)/cbfstool: $(CBFSTOOL)
	cp $< $@

$(obj)/fmaptool: $(FMAPTOOL)
	cp $< $@

$(obj)/rmodtool: $(RMODTOOL)
	cp $< $@

_WINCHECK=$(shell uname -o 2> /dev/null)
STACK=
ifeq ($(_WINCHECK),Msys)
	STACK=-Wl,--stack,16384000
endif
ifeq ($(_WINCHECK),Cygwin)
	STACK=-Wl,--stack,16384000
endif

# this allows ccache to prepend itself
# (ccache handling happens first)
ROMCC_BIN= $(objutil)/romcc/romcc
ROMCC?=$(ROMCC_BIN)
$(ROMCC_BIN): $(top)/util/romcc/romcc.c
	@printf "    HOSTCC     $(subst $(obj)/,,$(@)) (this may take a while)\n"
	@# Note: Adding -O2 here might cause problems. For details see:
	@# http://www.coreboot.org/pipermail/coreboot/2010-February/055825.html
	$(HOSTCC) -g $(STACK) -Wall -o $@ $<

IFDTOOL:=$(objutil)/ifdtool/ifdtool
$(IFDTOOL): $(top)/util/ifdtool/ifdtool.c
	@printf "    HOSTCC     $(subst $(obj)/,,$(@))\n"
	$(HOSTCC) $(HOSTCFLAGS) -o $@ $<

IFDFAKE:=$(objutil)/ifdfake/ifdfake
$(IFDFAKE): $(top)/util/ifdfake/ifdfake.c
	@printf "    HOSTCC     $(subst $(obj)/,,$(@))\n"
	$(HOSTCC) $(HOSTCFLAGS) -o $@ $<

AMDFWTOOL:=$(objutil)/amdfwtool/amdfwtool
$(AMDFWTOOL): $(top)/util/amdfwtool/amdfwtool.c
	@printf "    HOSTCC     $(subst $(obj)/,,$(@))\n"
	$(HOSTCC) $(HOSTCFLAGS) -DCONFIG_ROM_SIZE=$(CONFIG_ROM_SIZE) -o $@ $<

CBOOTIMAGE:=$(objutil)/cbootimage/cbootimage

subdirs-y += util/nvidia

BIMGTOOL:=$(objutil)/bimgtool/bimgtool
$(BIMGTOOL): $(top)/util/bimgtool/bimgtool.c
	@printf "    HOSTCC     $(subst $(obj)/,,$(@))\n"
	$(HOSTCC) $(HOSTCFLAGS) -o $@ $<

#######################################################################
# needed objects that every mainboard uses
# Creation of these is architecture and mainboard independent
$(obj)/mainboard/$(MAINBOARDDIR)/static.c: $(src)/mainboard/$(MAINBOARDDIR)/devicetree.cb  $(objutil)/sconfig/sconfig
	@printf "    SCONFIG    $(subst $(src)/,,$(<))\n"
	mkdir -p $(obj)/mainboard/$(MAINBOARDDIR)
	$(objutil)/sconfig/sconfig $(MAINBOARDDIR) $(obj)/mainboard/$(MAINBOARDDIR)

ramstage-y+=$(obj)/mainboard/$(MAINBOARDDIR)/static.c
romstage-y+=$(obj)/mainboard/$(MAINBOARDDIR)/static.c
verstage-y+=$(obj)/mainboard/$(MAINBOARDDIR)/static.c

$(obj)/%.ramstage.o $(abspath $(obj))/%.ramstage.o: $(obj)/%.c $(obj)/config.h $(OPTION_TABLE_H)
	@printf "    CC         $(subst $(obj)/,,$(@))\n"
	$(CC_ramstage) -MMD $(CFLAGS_ramstage) $(CPPFLAGS_ramstage) $(ramstage-c-ccopts) -c -o $@ $<

$(obj)/%.romstage.o $(abspath $(obj))/%.romstage.o: $(obj)/%.c $(obj)/config.h $(OPTION_TABLE_H)
	@printf "    CC         $(subst $(obj)/,,$(@))\n"
	$(CC_romstage) -MMD $(CFLAGS_romstage) $(CPPFLAGS_romstage) $(romstage-c-ccopts) -c -o $@ $<

$(obj)/%.bootblock.o $(abspath $(obj))/%.bootblock.o: $(obj)/%.c $(obj)/config.h $(OPTION_TABLE_H)
	@printf "    CC         $(subst $(obj)/,,$(@))\n"
	$(CC_bootblock) -MMD $(CFLAGS_bootblock) $(CPPFLAGS_bootblock) $(bootblock-c-ccopts) -c -o $@ $<

$(objgenerated)/libverstage.a: $$(libverstage-objs)
	rm -f $@
	$(AR_libverstage) rcsT $@ $^

#######################################################################
# Clean up rules
clean-abuild:
	rm -rf coreboot-builds

clean-for-update-target:
	rm -f $(obj)/ramstage* $(obj)/coreboot.romstage $(obj)/coreboot.pre* $(obj)/coreboot.bootblock $(obj)/coreboot.a
	rm -rf $(obj)/bootblock* $(obj)/romstage* $(obj)/location.*
	rm -f $(obj)/option_table.* $(obj)/crt0.S $(obj)/ldscript
	rm -f $(obj)/mainboard/$(MAINBOARDDIR)/static.c $(obj)/mainboard/$(MAINBOARDDIR)/config.py $(obj)/mainboard/$(MAINBOARDDIR)/static.dot
	rm -f $(obj)/mainboard/$(MAINBOARDDIR)/crt0.s $(obj)/mainboard/$(MAINBOARDDIR)/crt0.disasm
	rm -f $(obj)/mainboard/$(MAINBOARDDIR)/romstage.inc
	rm -f $(obj)/mainboard/$(MAINBOARDDIR)/bootblock.* $(obj)/mainboard/$(MAINBOARDDIR)/dsdt.*
	rm -f $(obj)/cpu/x86/smm/smm_bin.c $(obj)/cpu/x86/smm/smm.* $(obj)/cpu/x86/smm/smm
	$(MAKE) -C payloads/external/SeaBIOS -f Makefile.inc clean

clean-target:
	rm -f $(obj)/coreboot*

#######################################################################
# Development utilities
printcrt0s:
	@echo crt0s=$(crt0s)
	@echo ldscripts=$(ldscripts)

update:
	dongle.py -c /dev/term/1 $(obj)/coreboot.rom EOF

lint lint-stable:
	util/lint/lint $@

gitconfig:
	[ -d .git ]
	mkdir -p .git/hooks
	for hook in commit-msg pre-commit ; do                       \
		if [ util/gitconfig/$$hook -nt .git/hooks/$$hook -o  \
		! -x .git/hooks/$$hook ]; then			     \
			sed -e "s,%MAKE%,$(MAKE),g" util/gitconfig/$$hook > .git/hooks/$$hook;  \
			chmod +x .git/hooks/$$hook;		     \
		fi;						     \
	done
	# Now set up thehooks for 3rdparty/blobs
	if [ -d .git/modules/3rdparty -a \
	\( util/gitconfig/commit-msg -nt .git/modules/3rdparty/hooks/commit-msg -o \
	! -x .git/modules/3rdparty/hooks/commit-msg \) ]; then \
		sed -e "s,%MAKE%,$(MAKE),g" util/gitconfig/commit-msg > .git/modules/3rdparty/hooks/commit-msg; \
		chmod +x .git/modules/3rdparty/hooks/commit-msg; \
	fi
	[ -d 3rdparty/blobs ] && cd 3rdparty/blobs && git config remote.origin.push HEAD:refs/for/master
	git config remote.origin.push HEAD:refs/for/master
	(git config --global user.name >/dev/null && git config --global user.email >/dev/null) || (printf 'Please configure your name and email in git:\n\n git config --global user.name "Your Name Comes Here"\n git config --global user.email your.email@example.com\n'; exit 1)

help::
	@echo  '*** Toolchain ***'
	@echo  '  crossgcc        - Build coreboot cross-compilers for all platforms'
	@echo  '  crosstools      - Build coreboot cross-compiler and GDB for all platforms'
	@echo  '  crossgcc-clean  - Remove all built coreboot cross-compilers'
	@echo  '  iasl            - Build coreboot IASL compiler (built by all cross targets)'
	@echo  '  clang           - Build coreboot clang compiler'
	@echo  '  crossgcc-ARCH   - Build cross-compiler for specific architecture'
	@echo  '  crosstools-ARCH - Build cross-compiler with GDB for specific architecture'
	@echo  '  ARCH can be "i386", "x64", "arm", "aarch64", "mips", or "riscv"'
	@echo  '  Use "make [target] CPUS=#" to build toolchain using multiple cores'
	@echo

# For the toolchain builds, use CPUS=x to use multiple processors to build
# use BUILDGCC_OPTIONS= to set any crossgcc command line options
# Example: BUILDGCC_OPTIONS='-t' will keep temporary files after build
crossgcc: clean-for-update
	$(MAKE) -C util/crossgcc all_without_gdb SKIP_CLANG=1

.PHONY: crossgcc crossgcc-i386 crossgcc-x64 crossgcc-arm crossgcc-aarch64 \
	crossgcc-mips crossgcc-riscv crossgcc-clean iasl clang tools \
	crosstools-i386 crosstools-x64 crosstools-arm crosstools-aarch64 \
	crosstools-mips crosstools-riscv

crossgcc-i386: clean-for-update
	$(MAKE) -C util/crossgcc build-i386 SKIP_GDB=1

crossgcc-x64: clean-for-update
	$(MAKE) -C util/crossgcc build-x64 SKIP_GDB=1

crossgcc-arm: clean-for-update
	$(MAKE) -C util/crossgcc build-armv7a SKIP_GDB=1

crossgcc-aarch64: clean-for-update
	$(MAKE) -C util/crossgcc build-aarch64 SKIP_GDB=1

crossgcc-mips: clean-for-update
	$(MAKE) -C util/crossgcc build-mips SKIP_GDB=1

crossgcc-riscv: clean-for-update
	$(MAKE) -C util/crossgcc build-riscv SKIP_GDB=1

crosstools: clean-for-update
	$(MAKE) -C util/crossgcc all_with_gdb SKIP_CLANG=1

iasl: clean-for-update
	$(MAKE) -C util/crossgcc build_iasl

clang: clean-for-update
	$(MAKE) -C util/crossgcc build_clang

crosstools-i386: clean-for-update
	$(MAKE) -C util/crossgcc build-i386

crosstools-x64: clean-for-update
	$(MAKE) -C util/crossgcc build-x64

crosstools-arm: clean-for-update
	$(MAKE) -C util/crossgcc build-armv7a

crosstools-aarch64: clean-for-update
	$(MAKE) -C util/crossgcc build-aarch64

crosstools-mips: clean-for-update
	$(MAKE) -C util/crossgcc build-mips

crosstools-riscv: clean-for-update
	$(MAKE) -C util/crossgcc build-riscv

crossgcc-clean: clean-for-update
	$(MAKE) -C util/crossgcc clean

tools: $(objutil)/kconfig/conf $(CBFSTOOL) $(FMAPTOOL) $(RMODTOOL) $(objutil)/nvramtool/nvramtool $(ROMCC_BIN) $(objutil)/sconfig/sconfig $(IFDTOOL) $(IFDFAKE) $(CBOOTIMAGE)

###########################################################################
# Common recipes for all stages
###########################################################################

# loadaddr can determine the load address of a stage, which may be needed for
# platform-specific image headers (only works *after* the stage has been built)
loadaddr = $(shell $(OBJDUMP_$(1)) -p $(objcbfs)/$(1).debug | \
	     sed -ne '/LOAD/s/^.*vaddr 0x\([0-9a-fA-F]\{8\}\).*$$/0x\1/p')

# find-substr is required for stages like romstage_null and romstage_xip to
# eliminate the _* part of the string
find-substr = $(word 1,$(subst _, ,$(1)))

# find-class is used to identify the class from the name of the stage
# The input to this macro can be something like romstage.x or romstage.x.y
# find-class recursively strips off the suffixes to extract the exact class name
# e.g.: if romstage.x is provided to find-class, it will remove .x and return romstage
# if romstage.x.y is provided, it will first remove .y, call find-class with romstage.x
# and remove .x the next time and finally return romstage
find-class = $(if $(filter $(1),$(basename $(1))),$(if $(CC_$(1)), $(1), $(call find-substr,$(1))),$(call find-class,$(basename $(1))))

# Bootblocks are not CBFS stages. coreboot is currently expecting the bss to
# be cleared by the loader of the stage. For ARM SoCs that means one needs to
# include the bss section in the binary so the BootROM clears the bss on
# loading of the bootblock stage. Achieve this by marking the bss section
# loadable,allocatable, and data. Do the same for the .data section in case
# it's marked as NOBITS.
$(objcbfs)/bootblock.raw.bin: $(objcbfs)/bootblock.elf
	@printf "    OBJCOPY    $(notdir $(@))\n"
	$(OBJCOPY_bootblock) --set-section-flags .bss=load,alloc,data --set-section-flags .data=load,alloc,data $< $<.tmp
	$(OBJCOPY_bootblock) -O binary $<.tmp $@

$(objcbfs)/%.bin: $(objcbfs)/%.raw.bin
	cp $< $@

$(objcbfs)/%.elf: $(objcbfs)/%.debug
	$(eval class := $(call find-class,$(@F)))
	@printf "    OBJCOPY    $(subst $(obj)/,,$(@))\n"
	cp $< $@.tmp
	$(NM_$(class)) -n $@.tmp | sort > $(basename $@).map
	$(OBJCOPY_$(class)) --strip-debug $@.tmp
	$(OBJCOPY_$(class)) --add-gnu-debuglink=$< $@.tmp
	mv $@.tmp $@

###########################################################################
# Build the final rom image
###########################################################################

COREBOOT_ROM_DEPENDENCIES:=

extract_nth=$(subst *,$(spc),$(patsubst -%-,%,$(word $(1), $(subst |,- -,-$(2)-))))

cbfs-add-cmd = \
	       $(CBFSTOOL) $@.tmp \
	       add$(if $(filter stage,$(call extract_nth,3,$(file))),-stage)$(if $(filter payload,$(call extract_nth,3,$(file))),-payload) \
	       -f $(call extract_nth,1,$(file)) \
	       -n $(call extract_nth,2,$(file)) \
	       $(if $(filter-out stage,$(call extract_nth,3,$(file))),-t $(call extract_nth,3,$(file))) \
	       $(if $(call extract_nth,4,$(file)),-c $(call extract_nth,4,$(file))) \
	       $(call extract_nth,7,$(file))

cbfs-files=$(cbfs-files-fixed) $(cbfs-files-aligned) $(cbfs-files-regular)
ifneq ($(CONFIG_UPDATE_IMAGE),y)
prebuild-files = \
	       $(foreach file,$(cbfs-files), \
	       $(if $(call extract_nth,6,$(file)),$(cbfs-add-cmd) -a $(call extract_nth,6,$(file)) &&, \
	       $(cbfs-add-cmd) $(if $(call extract_nth,5,$(file)),-b $(call extract_nth,5,$(file))) &&))
prebuilt-files = $(foreach file,$(cbfs-files), $(call extract_nth,1,$(file)))

$(obj)/coreboot.pre1: $(objcbfs)/bootblock.bin $$(prebuilt-files) $(FMAPTOOL) $(CBFSTOOL) $$(cpu_ucode_cbfs_file)
	$(CBFSTOOL) $@.tmp create \
	-B $(objcbfs)/bootblock.bin \
	$(CBFSTOOL_PRE1_OPTS)
	$(prebuild-files) true
	mv $@.tmp $@
else
prebuilt-files = $(foreach file,$(cbfs-files), $(call extract_nth,1,$(file)))
# Add all cbfs files to image of the form: CONFIG_CBFS_PREFIX/<filename>
prebuild-files = \
	$(foreach file,$(cbfs-files), \
	$(CBFSTOOL) $@.tmp remove -n $(call extract_nth,2,$(file)) 2>/dev/null ; \
	       $(if $(call extract_nth,6,$(file)),$(cbfs-add-cmd) -a $(call extract_nth,6,$(file)) &&,\
	       $(cbfs-add-cmd) $(if $(call extract_nth,5,$(file)),-b $(call extract_nth,5,$(file))) &&))

.PHONY: $(obj)/coreboot.pre1
$(obj)/coreboot.pre1: $$(prebuilt-files) $(CBFSTOOL)
	mv $(obj)/coreboot.rom $@.tmp
	$(prebuild-files) true
	mv $@.tmp $@
endif

ifeq ($(CONFIG_PAYLOAD_LINUX),y)
ifneq ($(strip $(call strip_quotes,$(CONFIG_LINUX_COMMAND_LINE))),)
      ADDITIONAL_PAYLOAD_CONFIG+=-C $(CONFIG_LINUX_COMMAND_LINE)
endif
ifneq ($(strip $(call strip_quotes,$(CONFIG_LINUX_INITRD))),)
      ADDITIONAL_PAYLOAD_CONFIG+=-I $(CONFIG_LINUX_INITRD)
endif
endif

ifeq ($(CONFIG_HAVE_REFCODE_BLOB),y)
REFCODE_BLOB=$(obj)/refcode.rmod
$(REFCODE_BLOB): $(RMODTOOL)
	$(RMODTOOL) -i $(CONFIG_REFCODE_BLOB_FILE) -o $@
endif

$(obj)/coreboot.rom: $(obj)/coreboot.pre $(objcbfs)/ramstage.elf $(CBFSTOOL) $$(call strip_quotes,$$(COREBOOT_ROM_DEPENDENCIES)) $$(INTERMEDIATE) $(REFCODE_BLOB) $$(VERSTAGE_FILE)
	@printf "    CBFS       $(subst $(obj)/,,$(@))\n"
# The full ROM may be larger than the CBFS part, so create an empty
# file (filled with \377 = 0xff) and copy the CBFS image over it.
	dd if=/dev/zero bs=$(call _toint,$(CONFIG_ROM_SIZE)) count=1 2> /dev/null | tr '\000' '\377' > $@.tmp
	dd if=$(obj)/coreboot.pre of=$@.tmp bs=8192 conv=notrunc 2> /dev/null
ifeq ($(CONFIG_PAYLOAD_NONE),y)
	@printf "    PAYLOAD    none (as specified by user)\n"
endif
ifneq ($(CONFIG_PAYLOAD_FILE),)
	@printf "    PAYLOAD    $(CONFIG_PAYLOAD_FILE) (compression: $(CBFS_PAYLOAD_COMPRESS_FLAG))\n"
	$(CBFSTOOL) $@.tmp add-payload -f $(CONFIG_PAYLOAD_FILE) -n $(CONFIG_CBFS_PREFIX)/payload -c $(CBFS_PAYLOAD_COMPRESS_FLAG) $(ADDITIONAL_PAYLOAD_CONFIG)
endif
ifneq ($(CONFIG_SEABIOS_PS2_TIMEOUT),)
ifneq ($(CONFIG_SEABIOS_PS2_TIMEOUT),0)
	@printf "    SeaBIOS    Wait up to $(CONFIG_SEABIOS_PS2_TIMEOUT) ms for PS/2 keyboard controller initialization\n"
	$(CBFSTOOL) $@.tmp add-int -i $(CONFIG_SEABIOS_PS2_TIMEOUT) -n etc/ps2-keyboard-spinup
endif
endif
ifeq ($(CONFIG_CPU_INTEL_FIRMWARE_INTERFACE_TABLE),y)
ifeq ($(CONFIG_CPU_MICROCODE_CBFS_GENERATE),y)
	@printf "    UPDATE-FIT \n"
	$(CBFSTOOL) $@.tmp update-fit -n cpu_microcode_blob.bin -x $(CONFIG_CPU_INTEL_NUM_FIT_ENTRIES)
endif
endif
ifeq ($(CONFIG_SEPARATE_VERSTAGE),y)
	$(CBFSTOOL) $@.tmp add-stage -f $(VERSTAGE_FILE) -n $(CONFIG_CBFS_PREFIX)/verstage $(CBFSTOOL_VERSTAGE_OPTS)
endif
	mv $@.tmp $@
	@printf "    CBFSPRINT  $(subst $(obj)/,,$(@))\n\n"
	$(CBFSTOOL) $@ print
ifeq ($(CONFIG_IASL_WARNINGS_ARE_ERRORS),)
	@printf "\n***** WARNING: IASL warnings as errors is disabled!  *****\n"
	@printf "*****          Please fix the ASL for this platform. *****\n\n"
endif

cbfs-files-y += $(CONFIG_CBFS_PREFIX)/ramstage
$(CONFIG_CBFS_PREFIX)/ramstage-file := $(objcbfs)/ramstage.elf
$(CONFIG_CBFS_PREFIX)/ramstage-type := stage
$(CONFIG_CBFS_PREFIX)/ramstage-compression := $(CBFS_COMPRESS_FLAG)

cbfs-files-$(CONFIG_HAVE_REFCODE_BLOB) += $(CONFIG_CBFS_PREFIX)/refcode
$(CONFIG_CBFS_PREFIX)/refcode-file := $(REFCODE_BLOB)
$(CONFIG_CBFS_PREFIX)/refcode-type := stage
$(CONFIG_CBFS_PREFIX)/refcode-compression := $(CBFS_COMPRESS_FLAG)

cbfs-files-$(CONFIG_SEABIOS_VGA_COREBOOT) += vgaroms/seavgabios.bin
vgaroms/seavgabios.bin-file := $(CONFIG_PAYLOAD_VGABIOS_FILE)
vgaroms/seavgabios.bin-type := raw

cbfs-files-$(CONFIG_PXE_ROM) += pci$(CONFIG_PXE_ROM_ID).rom
pci$(CONFIG_PXE_ROM_ID).rom-file := $(CONFIG_PXE_ROM_FILE)
pci$(CONFIG_PXE_ROM_ID).rom-type := raw

cbfs-files-$(CONFIG_INCLUDE_CONFIG_FILE) += config
config-file := $(DOTCONFIG):defconfig
config-type := raw

cbfs-files-$(CONFIG_INCLUDE_CONFIG_FILE) += revision
revision-file := $(obj)/build.h
revision-type := raw

cbfs-files-$(CONFIG_INCLUDE_CONFIG_FILE) += payload_config
payload_config-file := $(PAYLOAD_CONFIG)
payload_config-type := raw

cbfs-files-$(CONFIG_INCLUDE_CONFIG_FILE) += payload_revision
payload_revision-file := $(PAYLOAD_VERSION)
payload_revision-type := raw

cbfs-files-$(CONFIG_BOOTSPLASH_IMAGE) += bootsplash.jpg
bootsplash.jpg-file := $(call strip_quotes,$(CONFIG_BOOTSPLASH_FILE))
bootsplash.jpg-type := bootsplash

$(obj)/coreboot.pre: $(objcbfs)/romstage.elf $(obj)/coreboot.pre1 $(CBFSTOOL)
	@printf "    CBFS       $(subst $(obj)/,,$(@))\n"
	cp $(obj)/coreboot.pre1 $@.tmp
	$(CBFSTOOL) $@.tmp add-stage \
		-f $(objcbfs)/romstage.elf \
		-n $(CONFIG_CBFS_PREFIX)/romstage -c none \
		$(CBFSTOOL_PRE_OPTS)
	mv $@.tmp $@

cbfs-files-$(CONFIG_BOARD_ID_MANUAL) += board_id
board_id-file := $(obj)/board_id
board_id-type := raw

$(obj)/board_id:
	printf $(CONFIG_BOARD_ID_STRING) > $@

junit.xml:
	echo "Building $(UTIL)"
	echo '<?xml version="1.0" encoding="utf-8"?><testsuite>' > $@.tmp
	echo "<testcase classname='$(UTIL)' name='$(UTIL)'>" >> $@.tmp
	-$(MAKE) -j $(CPUS) -C "util/$(UTIL)" clean distclean > $@.tmp.2 2>&1
	$(MAKE) -j $(CPUS) -C "util/$(UTIL)" >> $@.tmp.2 2>&1 && type="system-out" || type="failure"; \
	cat $@.tmp.2; \
	if [ "$$type" = "failure" ]; then \
		echo "<failure type='buildFailed'>" >> $@.tmp; \
		echo "Building $(UTIL) Failed"; \
	else \
		echo "<$$type>" >> $@.tmp; \
		echo "Building $(UTIL) Succeeded"; \
	fi; \
	echo '<![CDATA[' >> $@.tmp; \
	cat $@.tmp.2 >> $@.tmp; \
	echo "]]></$$type>" >>$@.tmp
	rm -f $@.tmp.2
	echo "</testcase>" >> $@.tmp
	echo "</testsuite>" >> $@.tmp
	mv $@.tmp "util/$(UTIL)/$@"
	echo

TOOLLIST= \
	cbmem \
	ectool \
	inteltool \
	intelvbttool \
	nvramtool \
	superiotool \
	viatool
JENKINS_PAYLOAD?=none
CPUS?=4
what-jenkins-does:
	util/lint/lint lint-stable --junit
	util/abuild/abuild -B -J $(if $(JENKINS_NOCCACHE),,-y) -c $(CPUS) -z -p $(JENKINS_PAYLOAD) -x -X $(top)/abuild-chromeos.xml
	util/abuild/abuild -B -J $(if $(JENKINS_NOCCACHE),,-y) -c $(CPUS) -z -p $(JENKINS_PAYLOAD)
	(cd payloads/libpayload; unset COREBOOT_BUILD_DIR; $(MAKE) $(if $(JENKINS_NOCCACHE),,CONFIG_LP_CCACHE=y) V=$(V) Q=$(Q) junit.xml)
	$(foreach tool, $(TOOLLIST), $(MAKE) CPUS=$(CPUS) V=$(V) Q=$(Q) UTIL="$(tool)" MFLAGS= MAKEFLAGS= junit.xml; )