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 # in addition to the dependency below, create the file if it doesn't exist
34 # to silence stupid warnings about a file that would be generated anyway.
35 $(if
$(wildcard .xcompile
),,$(eval
$(shell util
/xcompile
/xcompile
$(XGCCPATH
) > .xcompile ||
rm -f .xcompile
)))
37 .xcompile
: util
/xcompile
/xcompile
39 $< $(XGCCPATH
) > $@.tmp
40 \mv
-f
$@.tmp
$@
2> /dev
/null
43 export top
:= $(CURDIR
)
45 export srck
:= $(top
)/util
/kconfig
47 override obj
:= $(subst $(top
)/,,$(abspath
$(obj
)))
49 export objutil ?
= $(obj
)/util
50 export objk
:= $(objutil
)/kconfig
51 absobj
:= $(abspath
$(obj
))
54 export KCONFIG_AUTOHEADER
:= $(obj
)/config.h
55 export KCONFIG_AUTOCONFIG
:= $(obj
)/auto.conf
56 export KCONFIG_DEPENDENCIES
:= $(obj
)/auto.conf.cmd
57 export KCONFIG_SPLITCONFIG
:= $(obj
)/config
58 export KCONFIG_TRISTATE
:= $(obj
)/tristate.conf
59 export KCONFIG_NEGATIVES
:= 1
60 export KCONFIG_STRICT
:= 1
62 # directory containing the toplevel Makefile.inc
66 KBUILD_DEFCONFIG
:= configs
/defconfig
67 UNAME_RELEASE
:= $(shell uname
-r
)
68 DOTCONFIG ?
= $(top
)/.config
69 KCONFIG_CONFIG
= $(DOTCONFIG
)
71 HAVE_DOTCONFIG
:= $(wildcard $(DOTCONFIG
))
72 MAKEFLAGS
+= -rR
--no-print-directory
74 # Make is silent per default, but 'make V=1' will show all compiler calls.
82 # Disable implicit/built-in rules to make Makefile errors fail fast.
85 HOSTCC
:= $(if
$(shell type gcc
2>/dev
/null
),gcc
,cc)
90 PREPROCESS_ONLY
:= -E
-P
-x assembler-with-cpp
-undef
-I .
93 DOXYGEN_OUTPUT_DIR
:= doxygen
98 @echo
'*** coreboot platform targets ***'
99 @echo
' Use "make [target] V=1" for extra build debug information'
100 @echo
' all - Build coreboot'
101 @echo
' clean - Remove coreboot build artifacts'
102 @echo
' distclean - Remove build artifacts and config files'
103 @echo
' doxygen - Build doxygen documentation for coreboot'
104 @echo
' what-jenkins-does - Run platform build tests (Use CPUS=# for more cores)'
105 @echo
' printall - print makefile info for debugging'
106 @echo
' lint / lint-stable - run coreboot lint tools (all / minimal)'
107 @echo
' gitconfig - set up git to submit patches to coreboot'
108 @echo
' ctags / ctags-project - make ctags file for all of coreboot or current board'
109 @echo
' cscope / cscope-project - make cscope.out file for coreboot or current board'
112 # This include must come _before_ the pattern rules below!
113 # Order _does_ matter for pattern rules.
114 include $(srck
)/Makefile
116 # Three cases where we don't need fully populated $(obj) lists:
117 # 1. when no .config exists
118 # 2. when make config (in any flavour) is run
119 # 3. when make distclean is run
120 # Don't waste time on reading all Makefile.incs in these cases
121 ifeq ($(strip $(HAVE_DOTCONFIG
)),)
124 ifneq ($(MAKECMDGOALS
),)
125 ifneq ($(filter %config
%clean cross
% clang iasl gnumake lint
% help
% what-jenkins-does
,$(MAKECMDGOALS
)),)
128 ifeq ($(MAKECMDGOALS
), %clean)
133 ifeq ($(NOCOMPILE
),1)
134 include $(TOPLEVEL
)/Makefile.inc
135 include $(TOPLEVEL
)/payloads
/Makefile.inc
144 ifneq ($(XCOMPILE_COMPLETE
),1)
145 $(shell rm -f .xcompile
)
146 $(error .xcompile deleted because it
's invalid. \
147 Restarting the build should fix that, or explain the problem)
150 ifneq ($(CONFIG_MMX),y)
151 CFLAGS_x86_32 += -mno-mmx
154 include toolchain.inc
156 strip_quotes = $(strip $(subst ",,$(subst \",,$(1))))
157 # fix makefile syntax highlighting after strip macro \" "))
159 # The primary target needs to be here before we include the
162 real-all: real-target
164 # must come rather early
167 $(KCONFIG_AUTOHEADER): $(KCONFIG_CONFIG)
170 # Add a new class of source/object files to the build system
172 $(eval $(1)-srcs:=) \
173 $(eval $(1)-objs:=) \
174 $(eval classes+=$(1))
176 # Special classes are managed types with special behaviour
177 # On parse time, for each entry in variable $(1)-y
178 # a handler $(1)-handler is executed with the arguments:
179 # * $(1): directory the parser is in
180 # * $(2): current entry
183 $(eval special-classes+=$(1))
185 # Converts one or more source file paths to their corresponding build/ paths.
186 # Only .ads, adb, .c and .S get converted to .o, other files (like .ld) keep
189 # $2 file path (list)
191 $(patsubst $(obj)/%,$(obj)/$(1)/%,\
192 $(patsubst $(obj)/$(1)/%,$(obj)/%,\
193 $(patsubst 3rdparty/%,$(obj)/%,\
194 $(patsubst src/%,$(obj)/%,\
195 $(patsubst %.ads,%.o,\
196 $(patsubst %.adb,%.o,\
199 $(subst .$(1),,$(2))))))))))
201 # Converts one or more source file paths to the corresponding build/ paths
202 # of their Ada library information (.ali) files.
204 # $2 file path (list)
206 $(patsubst $(obj)/%,$(obj)/$(1)/%,\
207 $(patsubst $(obj)/$(1)/%,$(obj)/%,\
208 $(patsubst 3rdparty/%,$(obj)/%,\
209 $(patsubst src/%,$(obj)/%,\
210 $(patsubst %.ads,%.ali,\
211 $(patsubst %.adb,%.ali,\
213 $(filter %.ads %.adb,$(2)))))))))
215 # Clean -y variables, include Makefile.inc
216 # Add paths to files in X-y to X-srcs
217 # Add subdirs-y to subdirs
219 $(foreach class,classes subdirs $(classes) $(special-classes), $(eval $(class)-y:=)) \
220 $(eval -include $(1)) \
221 $(foreach class,$(classes-y), $(call add-class,$(class))) \
222 $(foreach class,$(classes), \
223 $(eval $(class)-srcs+= \
224 $$(subst $(absobj)/,$(obj)/, \
226 $$(abspath $$(subst $(dir $(1))/,/,$$(addprefix $(dir $(1)),$$($(class)-y)))))))) \
227 $(foreach special,$(special-classes), \
228 $(foreach item,$($(special)-y), $(call $(special)-handler,$(dir $(1)),$(item)))) \
229 $(eval subdirs+=$$(subst $(CURDIR)/,,$$(abspath $$(addprefix $(dir $(1)),$$(subdirs-y)))))
231 # For each path in $(subdirs) call includemakefiles
232 # Repeat until subdirs is empty
234 $(eval cursubdirs:=$(subdirs)) \
236 $(foreach dir,$(cursubdirs), \
237 $(eval $(call includemakefiles,$(dir)/Makefile.inc))) \
238 $(if $(subdirs),$(eval $(call evaluate_subdirs)))
240 # collect all object files eligible for building
242 $(eval $(call evaluate_subdirs))
243 ifeq ($(FAILBUILD),1)
244 $(error cannot continue build)
247 # Eliminate duplicate mentions of source files in a class
248 $(foreach class,$(classes),$(eval $(class)-srcs:=$(sort $($(class)-srcs))))
250 # To track dependencies, we need all Ada specification (.ads) files in
251 # *-srcs. Extract / filter all specification files that have a matching
252 # body (.adb) file here (specifications without a body are valid sources
254 $(foreach class,$(classes),$(eval $(class)-extra-specs := \
256 $(addprefix %/,$(patsubst %.adb,%.ads,$(notdir $(filter %.adb,$($(class)-srcs))))), \
257 $(filter %.ads,$($(class)-srcs)))))
258 $(foreach class,$(classes),$(eval $(class)-srcs := \
259 $(filter-out $($(class)-extra-specs),$($(class)-srcs))))
261 $(foreach class,$(classes),$(eval $(class)-objs:=$(call src-to-obj,$(class),$($(class)-srcs))))
262 $(foreach class,$(classes),$(eval $(class)-alis:=$(call src-to-ali,$(class),$($(class)-srcs))))
265 $(foreach class,$(classes),$(eval $(class)-ada-dirs:=$(sort $(dir $(filter %.ads %.adb,$($(class)-srcs)) $($(class)-extra-specs)))))
267 # Save all objs before processing them (for dependency inclusion)
268 originalobjs:=$(foreach var, $(addsuffix -objs,$(classes)), $($(var)))
270 # Call post-processors if they're defined
271 $(foreach class
,$(classes
),\
272 $(if
$(value
$(class
)-postprocess
),$(eval
$(call
$(class
)-postprocess
,$($(class
)-objs
)))))
274 allsrcs
:=$(foreach var
, $(addsuffix -srcs
,$(classes
)), $($(var
)))
275 allobjs
:=$(foreach var
, $(addsuffix -objs
,$(classes
)), $($(var
)))
276 alldirs
:=$(sort $(abspath
$(dir $(allobjs
))))
278 # Reads dependencies from an Ada library information (.ali) file
279 # Only basenames (with suffix) are preserved so we have to look the
280 # paths up in $($(stage)-srcs).
283 create_ada_deps
=$$(if
$(2),\
286 $$(addprefix %/,$$(shell sed
-ne
's/^D \([^\t]\+\).*$$$$/\1/p' $(2) 2>/dev
/null
)), \
287 $$($(1)-srcs
) $$($(1)-extra-specs
)))
289 # macro to define template macros that are used by use_template macro
290 define create_cc_template
292 # $2 source suffix (c, S, ld, ...)
293 # $3 additional compiler flags
294 # $4 additional dependencies
295 ifn
$(EMPTY
)def
$(1)-objs_
$(2)_template
296 de
$(EMPTY
)fine
$(1)-objs_
$(2)_template
297 $$(call src-to-obj
,$1,$$(1).
$2): $$(1).
$2 $$(call create_ada_deps
,$1,$$(call src-to-ali
,$1,$$(1).
$2)) $(KCONFIG_AUTOHEADER
) $(4)
298 @printf
" CC $$$$(subst $$$$(obj)/,,$$$$(@))\n"
300 $$(if
$$(filter-out ads adb
,$(2)), \
301 -MMD
$$$$(CPPFLAGS_
$(1)) $$$$(CFLAGS_
$(1)) -MT
$$$$(@
), \
302 $$$$(ADAFLAGS_
$(1)) $$$$(addprefix -I
,$$$$($(1)-ada-dirs
))) \
303 $(3) -c
-o
$$$$@
$$$$<
308 filetypes-of-class
=$(subst .
,,$(sort $(suffix $($(1)-srcs
))))
309 $(foreach class
,$(classes
), \
310 $(foreach type
,$(call filetypes-of-class
,$(class
)), \
311 $(eval
$(class
)-$(type
)-ccopts
+= $(generic-
$(type
)-ccopts
) $($(class
)-generic-ccopts
)) \
312 $(if
$(generic-objs_
$(type
)_template_gen
),$(eval
$(call generic-objs_
$(type
)_template_gen
,$(class
))),\
313 $(eval
$(call create_cc_template
,$(class
),$(type
),$($(class
)-$(type
)-ccopts
),$($(class
)-$(type
)-deps
))))))
315 foreach-src
=$(foreach file
,$($(1)-srcs
),$(eval
$(call
$(1)-objs_
$(subst .
,,$(suffix $(file
)))_template
,$(basename $(file
)))))
316 $(eval
$(foreach class
,$(classes
),$(call foreach-src
,$(class
))))
318 # To supported complex package initializations, we need to call the
319 # emitted code explicitly. gnatbind gathers all the calls for us
320 # and exports them as a procedure $(stage)_adainit(). Every stage that
321 # uses Ada code has to call it!
322 define gnatbind_template
324 $$(obj
)/$(1)/b__
$(1).adb
: $$$$(filter-out $$(obj
)/$(1)/b__
$(1).ali
,$$$$($(1)-alis
))
325 @printf
" BIND $$(subst $$(obj)/,,$$@)\n"
326 # We have to give gnatbind a simple filename (without leading
327 # path components) so just cd there.
329 $$(GNATBIND_
$(1)) -a
-n \
330 --RTS
=$$(absobj
)/libgnat-
$$(ARCH-
$(1)-y
)/ \
331 -L
$(1)_ada
-o
$$(notdir $$@
) \
332 $$(subst $$(dir $$@
),,$$^
)
333 $$(obj
)/$(1)/b__
$(1).o
: $$(obj
)/$(1)/b__
$(1).adb
334 @printf
" CC $$(subst $$(obj)/,,$$@)\n"
335 $(CC_
$(1)) $$(ADAFLAGS_
$(1)) -c
-o
$$@
$$<
336 $(1)-objs
+= $$(obj
)/$(1)/b__
$(1).o
337 $($(1)-alis
): %.ali
: %.o
;
340 $(eval
$(foreach class
,$(filter-out libgnat-
%,$(classes
)), \
341 $(if
$($(class
)-alis
),$(call gnatbind_template
,$(class
)))))
343 DEPENDENCIES
+= $(addsuffix .d
,$(basename $(allobjs
)))
344 -include $(DEPENDENCIES
)
347 @
$(foreach class
,$(classes
), echo
$(class
)-objs
: $($(class
)-objs
) | tr
' ' '\n'; echo
; )
348 @echo alldirs
: $(alldirs
) | tr
' ' '\n'; echo
349 @echo allsrcs
: $(allsrcs
) | tr
' ' '\n'; echo
350 @echo DEPENDENCIES
: $(DEPENDENCIES
) | tr
' ' '\n'; echo
351 @
$(foreach class
,$(special-classes
),echo
$(class
):'$($(class))' | tr
' ' '\n'; echo
; )
355 $(shell mkdir
-p
$(KCONFIG_SPLITCONFIG
) $(objk
)/lxdialog
$(additional-dirs
) $(alldirs
))
358 $(obj
)/project_filelist.txt
: all
359 find
$(obj
) -name
"*.d" -exec cat
{} \
; | \
360 sed
's/[:\\]/ /g' | sed
's/ /\n/g' |
sort | uniq | \
361 grep
-v
'\.o$$' > $(obj
)/project_filelist.txt
363 #works with either exuberant ctags or ctags.emacs
364 ctags-project
: clean-ctags
$(obj
)/project_filelist.txt
365 cat
$(obj
)/project_filelist.txt | \
368 cscope-project
: clean-cscope
$(obj
)/project_filelist.txt
369 cat
$(obj
)/project_filelist.txt | xargs cscope
-b
376 $(DOXYGEN
) Documentation
/Doxyfile.coreboot
379 $(DOXYGEN
) Documentation
/Doxyfile.coreboot_simple
381 doxyclean
: doxygen-clean
383 rm -rf
$(DOXYGEN_OUTPUT_DIR
)
385 clean-for-update
: doxygen-clean clean-for-update-target
386 rm -rf
$(obj
) .xcompile
388 clean: clean-for-update clean-target
397 distclean: clean clean-ctags clean-cscope distclean-payloads
398 rm -f .config .config.old ..config.tmp .kconfig.d .tmpconfig
* .ccwrap .xcompile
400 .PHONY
: $(PHONY
) clean clean-for-update clean-cscope cscope
distclean doxygen doxy doxygen_simple
401 .PHONY
: ctags-project cscope-project clean-ctags