2 ## This file is part of the coreboot project.
4 ## Copyright (C) 2008 Advanced Micro Devices, Inc.
5 ## Copyright (C) 2008 Uwe Hermann <uwe@hermann-uwe.de>
6 ## Copyright (C) 2009-2010 coresystems GmbH
7 ## Copyright (C) 2011 secunet Security Networks AG
9 ## Redistribution and use in source and binary forms, with or without
10 ## modification, are permitted provided that the following conditions
12 ## 1. Redistributions of source code must retain the above copyright
13 ## notice, this list of conditions and the following disclaimer.
14 ## 2. Redistributions in binary form must reproduce the above copyright
15 ## notice, this list of conditions and the following disclaimer in the
16 ## documentation and/or other materials provided with the distribution.
17 ## 3. The name of the author may not be used to endorse or promote products
18 ## derived from this software without specific prior written permission.
20 ## THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21 ## ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 ## IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 ## ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24 ## FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 ## DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 ## OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 ## HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 ## LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 ## OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 ifneq ($(words $(CURDIR
)),1)
34 $(error Error
: Path to the main directory cannot contain spaces
)
38 srck
:= $(top
)/util
/kconfig
40 override obj
:= $(subst $(top
)/,,$(abspath
$(obj
)))
41 objutil ?
= $(obj
)/util
42 objk
:= $(objutil
)/kconfig
43 absobj
:= $(abspath
$(obj
))
45 COREBOOT_EXPORTS
:= COREBOOT_EXPORTS
46 COREBOOT_EXPORTS
+= top src srck obj objutil objk
52 COREBOOT_EXPORTS
+= LANG LC_ALL TZ
54 DOTCONFIG ?
= $(top
)/.config
55 KCONFIG_CONFIG
= $(DOTCONFIG
)
56 KCONFIG_AUTOADS
:= $(obj
)/cb-config.ads
57 KCONFIG_AUTOHEADER
:= $(obj
)/config.h
58 KCONFIG_AUTOCONFIG
:= $(obj
)/auto.conf
59 KCONFIG_DEPENDENCIES
:= $(obj
)/auto.conf.cmd
60 KCONFIG_SPLITCONFIG
:= $(obj
)/config
61 KCONFIG_TRISTATE
:= $(obj
)/tristate.conf
62 KCONFIG_NEGATIVES
:= 1
64 KCONFIG_PACKAGE
:= CB.Config
66 COREBOOT_EXPORTS
+= KCONFIG_CONFIG KCONFIG_AUTOHEADER KCONFIG_AUTOCONFIG
67 COREBOOT_EXPORTS
+= KCONFIG_DEPENDENCIES KCONFIG_SPLITCONFIG KCONFIG_TRISTATE
68 COREBOOT_EXPORTS
+= KCONFIG_NEGATIVES KCONFIG_STRICT
69 COREBOOT_EXPORTS
+= KCONFIG_AUTOADS KCONFIG_PACKAGE
71 # directory containing the toplevel Makefile.inc
75 KBUILD_DEFCONFIG
:= configs
/defconfig
76 UNAME_RELEASE
:= $(shell uname
-r
)
77 HAVE_DOTCONFIG
:= $(wildcard $(DOTCONFIG
))
78 MAKEFLAGS
+= -rR
--no-print-directory
80 # Make is silent per default, but 'make V=1' will show all compiler calls.
89 # Disable implicit/built-in rules to make Makefile errors fail fast.
92 HOSTCC
:= $(if
$(shell type gcc
2>/dev
/null
),gcc
,cc)
97 PREPROCESS_ONLY
:= -E
-P
-x assembler-with-cpp
-undef
-I .
100 DOXYGEN_OUTPUT_DIR
:= doxygen
102 export $(COREBOOT_EXPORTS
)
107 @echo
'*** coreboot platform targets ***'
108 @echo
' Use "make [target] V=1" for extra build debug information'
109 @echo
' all - Build coreboot'
110 @echo
' clean - Remove coreboot build artifacts'
111 @echo
' distclean - Remove build artifacts and config files'
112 @echo
' doxygen - Build doxygen documentation for coreboot'
113 @echo
' doxyplatform - Build doxygen documentation for the current platform'
114 @echo
' filelist - Show files used in current build'
115 @echo
' printall - print makefile info for debugging'
116 @echo
' gitconfig - set up git to submit patches to coreboot'
117 @echo
' ctags / ctags-project - make ctags file for all of coreboot or current board'
118 @echo
' cscope / cscope-project - make cscope.out file for coreboot or current board'
121 # This include must come _before_ the pattern rules below!
122 # Order _does_ matter for pattern rules.
123 include $(srck
)/Makefile.inc
125 # Three cases where we don't need fully populated $(obj) lists:
126 # 1. when no .config exists
127 # 2. when make config (in any flavour) is run
128 # 3. when make distclean is run
129 # Don't waste time on reading all Makefile.incs in these cases
130 ifeq ($(strip $(HAVE_DOTCONFIG
)),)
133 ifneq ($(MAKECMDGOALS
),)
134 ifneq ($(filter %config
%clean cross
% clang iasl gnumake lint
% help
% what-jenkins-does
,$(MAKECMDGOALS
)),)
137 ifneq ($(filter %clean lint
% help
% what-jenkins-does
,$(MAKECMDGOALS
)),)
142 .xcompile
: util
/xcompile
/xcompile
144 $< $(XGCCPATH
) > $@.tmp
145 \mv
-f
$@.tmp
$@
2> /dev
/null
148 ifeq ($(NOCOMPILE
),1)
149 include $(TOPLEVEL
)/Makefile.inc
150 include $(TOPLEVEL
)/payloads
/Makefile.inc
151 include $(TOPLEVEL
)/util
/testing
/Makefile.inc
152 -include $(TOPLEVEL
)/site-local
/Makefile.inc
154 @echo
"Error: Expected config file ($(DOTCONFIG)) not present." >&2
155 @echo
"Please specify a config file or run 'make menuconfig' to" >&2
156 @echo
"generate a new config file." >&2
162 # in addition to the dependency below, create the file if it doesn't exist
163 # to silence stupid warnings about a file that would be generated anyway.
164 $(if
$(wildcard .xcompile
)$(NOCOMPILE
),,$(eval
$(shell util
/xcompile
/xcompile
$(XGCCPATH
) > .xcompile ||
rm -f .xcompile
)))
168 ifneq ($(XCOMPILE_COMPLETE
),1)
169 $(shell rm -f .xcompile
)
170 $(error .xcompile deleted because it
's invalid. \
171 Restarting the build should fix that, or explain the problem)
174 ifneq ($(CONFIG_MMX),y)
175 CFLAGS_x86_32 += -mno-mmx
178 include toolchain.inc
180 strip_quotes = $(strip $(subst ",,$(subst \",,$(1))))
181 # fix makefile syntax highlighting after strip macro \" "))
183 # The primary target needs to be here before we include the
186 real-all: real-target
188 # must come rather early
192 $(KCONFIG_AUTOHEADER): $(KCONFIG_CONFIG) $(objutil)/kconfig/conf
195 $(KCONFIG_AUTOCONFIG): $(KCONFIG_AUTOHEADER)
198 $(KCONFIG_AUTOADS): $(KCONFIG_CONFIG) $(KCONFIG_AUTOHEADER) $(objutil)/kconfig/toada
199 $(objutil)/kconfig/toada CB.Config <$< >$@
201 $(obj)/%/$(notdir $(KCONFIG_AUTOADS)): $(KCONFIG_AUTOADS)
204 # Add a new class of source/object files to the build system
206 $(eval $(1)-srcs:=) \
207 $(eval $(1)-objs:=) \
208 $(eval classes+=$(1))
210 # Special classes are managed types with special behaviour
211 # On parse time, for each entry in variable $(1)-y
212 # a handler $(1)-handler is executed with the arguments:
213 # * $(1): directory the parser is in
214 # * $(2): current entry
217 $(eval special-classes+=$(1))
219 # Converts one or more source file paths to their corresponding build/ paths.
220 # Only .ads, adb, .c and .S get converted to .o, other files (like .ld) keep
223 # $2 file path (list)
225 $(patsubst $(obj)/%,$(obj)/$(1)/%,\
226 $(patsubst $(obj)/$(1)/%,$(obj)/%,\
227 $(patsubst 3rdparty/%,$(obj)/%,\
228 $(patsubst src/%,$(obj)/%,\
229 $(patsubst %.ads,%.o,\
230 $(patsubst %.adb,%.o,\
233 $(subst .$(1),,$(2))))))))))
235 # Converts one or more source file paths to the corresponding build/ paths
236 # of their Ada library information (.ali) files.
238 # $2 file path (list)
240 $(patsubst $(obj)/%,$(obj)/$(1)/%,\
241 $(patsubst $(obj)/$(1)/%,$(obj)/%,\
242 $(patsubst 3rdparty/%,$(obj)/%,\
243 $(patsubst src/%,$(obj)/%,\
244 $(patsubst %.ads,%.ali,\
245 $(patsubst %.adb,%.ali,\
247 $(filter %.ads %.adb,$(2)))))))))
249 # Clean -y variables, include Makefile.inc
250 # Add paths to files in X-y to X-srcs
251 # Add subdirs-y to subdirs
253 $(foreach class,classes subdirs $(classes) $(special-classes), $(eval $(class)-y:=)) \
254 $(eval -include $(1)) \
255 $(foreach class,$(classes-y), $(call add-class,$(class))) \
256 $(foreach special,$(special-classes), \
257 $(foreach item,$($(special)-y), $(call $(special)-handler,$(dir $(1)),$(item)))) \
258 $(foreach class,$(classes), \
259 $(eval $(class)-srcs+= \
260 $$(subst $(absobj)/,$(obj)/, \
262 $$(abspath $$(subst $(dir $(1))/,/,$$(addprefix $(dir $(1)),$$($(class)-y)))))))) \
263 $(eval subdirs+=$$(subst $(CURDIR)/,,$$(wildcard $$(abspath $$(addprefix $(dir $(1)),$$(subdirs-y))))))
265 # For each path in $(subdirs) call includemakefiles
266 # Repeat until subdirs is empty
268 $(eval cursubdirs:=$(subdirs)) \
270 $(foreach dir,$(cursubdirs), \
271 $(eval $(call includemakefiles,$(dir)/Makefile.inc))) \
272 $(if $(subdirs),$(eval $(call evaluate_subdirs)))
274 # collect all object files eligible for building
277 $(eval $(call evaluate_subdirs))
278 ifeq ($(FAILBUILD),1)
279 $(error cannot continue build)
282 # Run hooks registered by subdirectories that need to be evaluated after all files have been parsed
283 $(eval $(postinclude-hooks))
285 # Eliminate duplicate mentions of source files in a class
286 $(foreach class,$(classes),$(eval $(class)-srcs:=$(sort $($(class)-srcs))))
288 # Build Kconfig .ads if necessary
289 ifeq ($(CONFIG_RAMSTAGE_ADA),y)
290 ramstage-srcs += $(obj)/ramstage/$(notdir $(KCONFIG_AUTOADS))
293 # To track dependencies, we need all Ada specification (.ads) files in
294 # *-srcs. Extract / filter all specification files that have a matching
295 # body (.adb) file here (specifications without a body are valid sources
297 $(foreach class,$(classes),$(eval $(class)-extra-specs := \
299 $(addprefix %/,$(patsubst %.adb,%.ads,$(notdir $(filter %.adb,$($(class)-srcs))))), \
300 $(filter %.ads,$($(class)-srcs)))))
301 $(foreach class,$(classes),$(eval $(class)-srcs := \
302 $(filter-out $($(class)-extra-specs),$($(class)-srcs))))
304 $(foreach class,$(classes),$(eval $(class)-objs:=$(call src-to-obj,$(class),$($(class)-srcs))))
305 $(foreach class,$(classes),$(eval $(class)-alis:=$(call src-to-ali,$(class),$($(class)-srcs))))
308 $(foreach class,$(classes),$(eval $(class)-ada-dirs:=$(sort $(dir $(filter %.ads %.adb,$($(class)-srcs)) $($(class)-extra-specs)))))
310 # Save all objs before processing them (for dependency inclusion)
311 originalobjs:=$(foreach var, $(addsuffix -objs,$(classes)), $($(var)))
313 # Call post-processors if they're defined
314 $(foreach class
,$(classes
),\
315 $(if
$(value
$(class
)-postprocess
),$(eval
$(call
$(class
)-postprocess
,$($(class
)-objs
)))))
317 allsrcs
:=$(foreach var
, $(addsuffix -srcs
,$(classes
)), $($(var
)))
318 allobjs
:=$(foreach var
, $(addsuffix -objs
,$(classes
)), $($(var
)))
319 alldirs
:=$(sort $(abspath
$(dir $(allobjs
))))
321 # Reads dependencies from an Ada library information (.ali) file
322 # Only basenames (with suffix) are preserved so we have to look the
323 # paths up in $($(stage)-srcs).
326 create_ada_deps
=$$(if
$(2),\
329 $$(addprefix %/,$$(shell sed
-ne
's/^D \([^\t]\+\).*$$$$/\1/p' $(2) 2>/dev
/null
)), \
330 $$($(1)-srcs
) $$($(1)-extra-specs
)))
332 # macro to define template macros that are used by use_template macro
333 define create_cc_template
335 # $2 source suffix (c, S, ld, ...)
336 # $3 additional compiler flags
337 # $4 additional dependencies
338 ifn
$(EMPTY
)def
$(1)-objs_
$(2)_template
339 de
$(EMPTY
)fine
$(1)-objs_
$(2)_template
340 ifn
$(EMPTY
)eq
($(filter ads adb
,$(2)),)
341 $$(call src-to-obj
,$1,$$(1).
$2): $$(1).
$2 $$(call create_ada_deps
,$1,$$(call src-to-ali
,$1,$$(1).
$2)) $(4)
342 @printf
" GCC $$$$(subst $$$$(obj)/,,$$$$(@))\n"
344 $$$$(ADAFLAGS_
$(1)) $$$$(addprefix -I
,$$$$($(1)-ada-dirs
)) \
345 $(3) -c
-o
$$$$@
$$$$<
347 $$(call src-to-obj
,$1,$$(1).
$2): $$(1).
$2 $(KCONFIG_AUTOHEADER
) $(4)
348 @printf
" CC $$$$(subst $$$$(obj)/,,$$$$(@))\n"
350 -MMD
$$$$(CPPFLAGS_
$(1)) $$$$(CFLAGS_
$(1)) -MT
$$$$(@
) \
351 $(3) -c
-o
$$$$@
$$$$<
357 filetypes-of-class
=$(subst .
,,$(sort $(suffix $($(1)-srcs
))))
358 $(foreach class
,$(classes
), \
359 $(foreach type
,$(call filetypes-of-class
,$(class
)), \
360 $(eval
$(class
)-$(type
)-ccopts
+= $(generic-
$(type
)-ccopts
) $($(class
)-generic-ccopts
)) \
361 $(if
$(generic-objs_
$(type
)_template_gen
),$(eval
$(call generic-objs_
$(type
)_template_gen
,$(class
))),\
362 $(eval
$(call create_cc_template
,$(class
),$(type
),$($(class
)-$(type
)-ccopts
),$($(class
)-$(type
)-deps
))))))
364 foreach-src
=$(foreach file
,$($(1)-srcs
),$(eval
$(call
$(1)-objs_
$(subst .
,,$(suffix $(file
)))_template
,$(basename $(file
)))))
365 $(eval
$(foreach class
,$(classes
),$(call foreach-src
,$(class
))))
367 # To supported complex package initializations, we need to call the
368 # emitted code explicitly. gnatbind gathers all the calls for us
369 # and exports them as a procedure $(stage)_adainit(). Every stage that
370 # uses Ada code has to call it!
371 define gnatbind_template
373 $$(obj
)/$(1)/b__
$(1).adb
: $$$$(filter-out $$(obj
)/$(1)/b__
$(1).ali
,$$$$($(1)-alis
))
374 @printf
" BIND $$(subst $$(obj)/,,$$@)\n"
375 # We have to give gnatbind a simple filename (without leading
376 # path components) so just cd there.
378 $$(GNATBIND_
$(1)) -a
-n \
379 --RTS
=$$(absobj
)/libgnat-
$$(ARCH-
$(1)-y
)/ \
380 -L
$(1)_ada
-o
$$(notdir $$@
) \
381 $$(subst $$(dir $$@
),,$$^
)
382 $$(obj
)/$(1)/b__
$(1).o
: $$(obj
)/$(1)/b__
$(1).adb
383 @printf
" GCC $$(subst $$(obj)/,,$$@)\n"
384 $(GCC_
$(1)) $$(ADAFLAGS_
$(1)) -c
-o
$$@
$$<
385 $(1)-objs
+= $$(obj
)/$(1)/b__
$(1).o
386 $($(1)-alis
): %.ali
: %.o
;
389 $(eval
$(foreach class
,$(filter-out libgnat-
%,$(classes
)), \
390 $(if
$($(class
)-alis
),$(call gnatbind_template
,$(class
)))))
392 DEPENDENCIES
+= $(addsuffix .d
,$(basename $(allobjs
)))
393 -include $(DEPENDENCIES
)
396 @
$(foreach class
,$(classes
), echo
$(class
)-objs
: $($(class
)-objs
) | tr
' ' '\n'; echo
; )
397 @echo alldirs
: $(alldirs
) | tr
' ' '\n'; echo
398 @echo allsrcs
: $(allsrcs
) | tr
' ' '\n'; echo
399 @echo DEPENDENCIES
: $(DEPENDENCIES
) | tr
' ' '\n'; echo
400 @
$(foreach class
,$(special-classes
),echo
$(class
):'$($(class))' | tr
' ' '\n'; echo
; )
404 $(shell mkdir
-p
$(KCONFIG_SPLITCONFIG
) $(objk
)/lxdialog
$(additional-dirs
) $(alldirs
))
407 $(obj
)/project_filelist.txt
:
408 if
[ -z
"$(wildcard $(obj)/coreboot.rom)" ]; then \
409 echo
"*** Error: Project must be built before generating file list ***"; \
412 find
$(obj
) -path
"$(obj)/util" -prune
-o
-name
"*.d" -exec cat
{} \
; | \
413 sed
"s|$(top)/||" | sed
's/[:\\]/ /g' | sed
's/ /\n/g' |
sort | uniq | \
414 grep
-v
'\.o$$' > $(obj
)/project_filelist.txt
416 filelist
: $(obj
)/project_filelist.txt
417 printf
"\nFiles used in build:\n"
418 cat
$(obj
)/project_filelist.txt
420 #works with either exuberant ctags or ctags.emacs
421 ctags-project
: clean-ctags
$(obj
)/project_filelist.txt
422 cat
$(obj
)/project_filelist.txt | \
425 cscope-project
: clean-cscope
$(obj
)/project_filelist.txt
426 cat
$(obj
)/project_filelist.txt | xargs cscope
-b
433 $(DOXYGEN
) Documentation
/Doxyfile.coreboot
436 $(DOXYGEN
) Documentation
/Doxyfile.coreboot_simple
438 doxyplatform doxygen_platform
: $(obj
)/project_filelist.txt
440 echo
"Building doxygen documentation for $(CONFIG_MAINBOARD_PART_NUMBER)"
441 export DOXYGEN_OUTPUT_DIR
="$(DOXYGEN_OUTPUT_DIR)/$(CONFIG_MAINBOARD_VENDOR)/$(CONFIG_MAINBOARD_PART_NUMBER)"; \
442 mkdir
-p
"$$DOXYGEN_OUTPUT_DIR"; \
443 export DOXYFILES
="$$(cat $(obj)/project_filelist.txt | grep -v '\.ld$$' | sed 's/\.aml/\.dsl/' | tr '\n' ' ')"; \
444 export DOXYGEN_PLATFORM
="$(CONFIG_MAINBOARD_DIR) ($(CONFIG_MAINBOARD_PART_NUMBER)) version $(KERNELVERSION)"; \
445 $(DOXYGEN
) Documentation
/doxygen
/Doxyfile.coreboot_platform
447 doxyclean
: doxygen-clean
449 rm -rf
$(DOXYGEN_OUTPUT_DIR
)
451 clean-for-update
: doxygen-clean clean-for-update-target
452 rm -rf
$(obj
) .xcompile
454 clean: clean-for-update clean-target clean-utils
464 $(foreach tool
, $(TOOLLIST
), \
465 $(MAKE
) -C util
/$(tool
) clean MFLAGS
= MAKEFLAGS
= ;)
468 $(foreach tool
, $(TOOLLIST
), \
469 $(MAKE
) -C util
/$(tool
) distclean MFLAGS
= MAKEFLAGS
= ; \
470 rm -f
/util
/$(tool
)/junit.xml
;)
472 distclean: clean clean-ctags clean-cscope distclean-payloads distclean-utils
473 rm -f .config .config.old ..config.tmp
* .kconfig.d .tmpconfig
* .ccwrap .xcompile
474 rm -rf coreboot-builds coreboot-builds-chromeos
475 rm -f abuild
*.xml junit.xml
* util
/lint
/junit.xml
477 .PHONY
: $(PHONY
) clean clean-for-update clean-cscope cscope
distclean doxygen doxy doxygen_simple
478 .PHONY
: ctags-project cscope-project clean-ctags