Makefile

   1 ## SPDX-License-Identifier: BSD-3-Clause
   2
   3 ifneq ($(words $(CURDIR)),1)
   4     $(error Error: Path to the main directory cannot contain spaces)
   5 endif
   6 top := $(CURDIR)
   7 src := src
   8 srck := $(top)/util/kconfig
   9 obj ?= build
  10 override obj := $(subst $(top)/,,$(abspath $(obj)))
  11 xcompile ?= $(obj)/xcompile
  12 objutil ?= $(obj)/util
  13 objk := $(objutil)/kconfig
  14 absobj := $(abspath $(obj))
  15
  16 additional-dirs :=
  17
  18 VBOOT_HOST_BUILD ?= $(abspath $(objutil)/vboot_lib)
  19
  20 COREBOOT_EXPORTS := COREBOOT_EXPORTS
  21 COREBOOT_EXPORTS += top src srck obj objutil objk
  22
  23 # reproducible builds
  24 LANG:=C
  25 LC_ALL:=C
  26 TZ:=UTC0
  27 COREBOOT_EXPORTS += LANG LC_ALL TZ
  28
  29 DOTCONFIG ?= $(top)/.config
  30 KCONFIG_CONFIG = $(DOTCONFIG)
  31 KCONFIG_AUTOADS := $(obj)/cb-config.ads
  32 KCONFIG_AUTOHEADER := $(obj)/config.h
  33 KCONFIG_AUTOCONFIG := $(obj)/auto.conf
  34 KCONFIG_DEPENDENCIES := $(obj)/auto.conf.cmd
  35 KCONFIG_SPLITCONFIG := $(obj)/config
  36 KCONFIG_TRISTATE := $(obj)/tristate.conf
  37 KCONFIG_NEGATIVES := 1
  38 KCONFIG_STRICT := 1
  39 KCONFIG_PACKAGE := CB.Config
  40
  41 COREBOOT_EXPORTS += KCONFIG_CONFIG KCONFIG_AUTOHEADER KCONFIG_AUTOCONFIG
  42 COREBOOT_EXPORTS += KCONFIG_DEPENDENCIES KCONFIG_SPLITCONFIG KCONFIG_TRISTATE
  43 COREBOOT_EXPORTS += KCONFIG_NEGATIVES KCONFIG_STRICT
  44 COREBOOT_EXPORTS += KCONFIG_AUTOADS KCONFIG_PACKAGE
  45
  46 # directory containing the toplevel Makefile.inc
  47 TOPLEVEL := .
  48
  49 CONFIG_SHELL := sh
  50 KBUILD_DEFCONFIG := configs/defconfig
  51 UNAME_RELEASE := $(shell uname -r)
  52 HAVE_DOTCONFIG := $(wildcard $(DOTCONFIG))
  53 MAKEFLAGS += -rR --no-print-directory
  54
  55 # Make is silent per default, but 'make V=1' will show all compiler calls.
  56 Q:=@
  57 ifneq ($(V),1)
  58 ifneq ($(Q),)
  59 .SILENT:
  60 MAKEFLAGS += -s
  61 endif
  62 endif
  63
  64 # Disable implicit/built-in rules to make Makefile errors fail fast.
  65 .SUFFIXES:
  66
  67 HOSTCFLAGS := -g
  68 HOSTCXXFLAGS := -g
  69
  70 PREPROCESS_ONLY := -E -P -x assembler-with-cpp -undef -I .
  71
  72 DOXYGEN := doxygen
  73 DOXYGEN_OUTPUT_DIR := doxygen
  74
  75 export $(COREBOOT_EXPORTS)
  76
  77 all: real-all
  78
  79 help_coreboot help::
  80         @echo  '*** coreboot platform targets ***'
  81         @echo  '  Use "make [target] V=1" for extra build debug information'
  82         @echo  '  all                   - Build coreboot'
  83         @echo  '  clean                 - Remove coreboot build artifacts'
  84         @echo  '  distclean             - Remove build artifacts and config files'
  85         @echo  '  doxygen               - Build doxygen documentation for coreboot'
  86         @echo  '  doxyplatform          - Build doxygen documentation for the current platform'
  87         @echo  '  sphinx                - Build sphinx documentation for coreboot'
  88         @echo  '  sphinx-lint           - Build sphinx documenttion for coreboot with warnings as errors'
  89         @echo  '  filelist              - Show files used in current build'
  90         @echo  '  printall              - print makefile info for debugging'
  91         @echo  '  gitconfig             - set up git to submit patches to coreboot'
  92         @echo  '  ctags / ctags-project - make ctags file for all of coreboot or current board'
  93         @echo  '  cscope / cscope-project - make cscope.out file for coreboot or current board'
  94         @echo
  95
  96 # This include must come _before_ the pattern rules below!
  97 # Order _does_ matter for pattern rules.
  98 include $(srck)/Makefile.inc
  99
 100 # Three cases where we don't need fully populated $(obj) lists:
 101 # 1. when no .config exists
 102 # 2. when make config (in any flavour) is run
 103 # 3. when make distclean is run
 104 # Don't waste time on reading all Makefile.incs in these cases
 105 ifeq ($(strip $(HAVE_DOTCONFIG)),)
 106 NOCOMPILE:=1
 107 endif
 108 ifneq ($(MAKECMDGOALS),)
 109 ifneq ($(filter %config %clean cross% clang iasl lint% help% what-jenkins-does,$(MAKECMDGOALS)),)
 110 NOCOMPILE:=1
 111 endif
 112 ifneq ($(filter %clean lint% help% what-jenkins-does,$(MAKECMDGOALS)),)
 113 NOMKDIR:=1
 114 endif
 115 endif
 116
 117 ifneq ($(filter %-test %-tests,$(MAKECMDGOALS)),)
 118 ifneq ($(filter-out %-test %-tests, $(MAKECMDGOALS)),)
 119 $(error Cannot mix unit-tests targets with other targets)
 120 endif
 121 UNIT_TEST:=1
 122 NOCOMPILE:=
 123 endif
 124
 125 $(xcompile): util/xcompile/xcompile
 126         rm -f $@
 127         $< $(XGCCPATH) > $@.tmp
 128         \mv -f $@.tmp $@ 2> /dev/null
 129         rm -f $@.tmp
 130
 131 ifeq ($(NOCOMPILE),1)
 132 # We also don't use .xcompile in the no-compile situations, so
 133 # provide some reasonable defaults.
 134 HOSTCC ?= $(if $(shell type gcc 2>/dev/null),gcc,cc)
 135 HOSTCXX ?= g++
 136
 137 include $(TOPLEVEL)/Makefile.inc
 138 include $(TOPLEVEL)/payloads/Makefile.inc
 139 include $(TOPLEVEL)/util/testing/Makefile.inc
 140 -include $(TOPLEVEL)/site-local/Makefile.inc
 141 real-all:
 142         @echo "Error: Expected config file ($(DOTCONFIG)) not present." >&2
 143         @echo "Please specify a config file or run 'make menuconfig' to" >&2
 144         @echo "generate a new config file." >&2
 145         @exit 1
 146 else
 147
 148 ifneq ($(UNIT_TEST),1)
 149 include $(DOTCONFIG)
 150 endif
 151
 152 # The toolchain requires xcompile to determine the ARCH_SUPPORTED, so we can't
 153 # wait for make to generate the file.
 154 $(if $(wildcard $(xcompile)),, $(shell \
 155         mkdir -p $(dir $(xcompile)) && \
 156         util/xcompile/xcompile $(XGCCPATH) > $(xcompile) || rm -f $(xcompile)))
 157
 158 include $(xcompile)
 159
 160 ifneq ($(XCOMPILE_COMPLETE),1)
 161 $(shell rm -f $(xcompile))
 162 $(error $(xcompile) deleted because it's invalid. \
 163         Restarting the build should fix that, or explain the problem)
 164 endif
 165
 166 ifneq ($(CONFIG_MMX),y)
 167 CFLAGS_x86_32 += -mno-mmx
 168 endif
 169
 170 ifneq ($(UNIT_TEST),1)
 171 include toolchain.inc
 172 endif
 173
 174 strip_quotes = $(strip $(subst ",,$(subst \",,$(1))))
 175 # fix makefile syntax highlighting after strip macro \" "))
 176
 177 # The primary target needs to be here before we include the
 178 # other files
 179
 180 real-all: real-target
 181
 182 # must come rather early
 183 .SECONDEXPANSION:
 184 .DELETE_ON_ERROR:
 185
 186 $(KCONFIG_AUTOHEADER): $(KCONFIG_CONFIG) $(objutil)/kconfig/conf
 187         +$(MAKE) oldconfig
 188
 189 $(KCONFIG_AUTOCONFIG): $(KCONFIG_AUTOHEADER)
 190         true
 191
 192 $(KCONFIG_AUTOADS): $(KCONFIG_CONFIG) $(KCONFIG_AUTOHEADER) $(objutil)/kconfig/toada
 193         $(objutil)/kconfig/toada CB.Config <$< >$@
 194
 195 $(obj)/%/$(notdir $(KCONFIG_AUTOADS)): $(KCONFIG_AUTOADS)
 196         cp $< $@
 197
 198 # Add a new class of source/object files to the build system
 199 add-class= \
 200         $(eval $(1)-srcs:=) \
 201         $(eval $(1)-objs:=) \
 202         $(eval classes+=$(1))
 203
 204 # Special classes are managed types with special behaviour
 205 # On parse time, for each entry in variable $(1)-y
 206 # a handler $(1)-handler is executed with the arguments:
 207 # * $(1): directory the parser is in
 208 # * $(2): current entry
 209 add-special-class= \
 210         $(eval $(1):=) \
 211         $(eval special-classes+=$(1))
 212
 213 # Converts one or more source file paths to their corresponding build/ paths.
 214 # Only .ads, adb, .c and .S get converted to .o, other files (like .ld) keep
 215 # their name.
 216 # $1 stage name
 217 # $2 file path (list)
 218 src-to-obj=\
 219         $(patsubst $(obj)/%,$(obj)/$(1)/%,\
 220         $(patsubst $(obj)/$(1)/%,$(obj)/%,\
 221         $(patsubst 3rdparty/%,$(obj)/%,\
 222         $(patsubst src/%,$(obj)/%,\
 223         $(patsubst %.ads,%.o,\
 224         $(patsubst %.adb,%.o,\
 225         $(patsubst %.c,%.o,\
 226         $(patsubst %.S,%.o,\
 227         $(subst .$(1),,$(2))))))))))
 228
 229 # Converts one or more source file paths to the corresponding build/ paths
 230 # of their Ada library information (.ali) files.
 231 # $1 stage name
 232 # $2 file path (list)
 233 src-to-ali=\
 234         $(patsubst $(obj)/%,$(obj)/$(1)/%,\
 235         $(patsubst $(obj)/$(1)/%,$(obj)/%,\
 236         $(patsubst 3rdparty/%,$(obj)/%,\
 237         $(patsubst src/%,$(obj)/%,\
 238         $(patsubst %.ads,%.ali,\
 239         $(patsubst %.adb,%.ali,\
 240         $(subst .$(1),,\
 241         $(filter %.ads %.adb,$(2)))))))))
 242
 243 # Clean -y variables, include Makefile.inc
 244 # Add paths to files in X-y to X-srcs
 245 # Add subdirs-y to subdirs
 246 includemakefiles= \
 247         $(foreach class,classes subdirs $(classes) $(special-classes), $(eval $(class)-y:=)) \
 248         $(eval -include $(1)) \
 249         $(foreach class,$(classes-y), $(call add-class,$(class))) \
 250         $(foreach special,$(special-classes), \
 251                 $(foreach item,$($(special)-y), $(call $(special)-handler,$(dir $(1)),$(item)))) \
 252         $(foreach class,$(classes), \
 253                 $(eval $(class)-srcs+= \
 254                         $$(subst $(absobj)/,$(obj)/, \
 255                         $$(subst $(top)/,, \
 256                         $$(abspath $$(subst $(dir $(1))/,/,$$(addprefix $(dir $(1)),$$($(class)-y)))))))) \
 257         $(eval subdirs+=$$(subst $(CURDIR)/,,$$(wildcard $$(abspath $$(addprefix $(dir $(1)),$$(subdirs-y))))))
 258
 259 # For each path in $(subdirs) call includemakefiles
 260 # Repeat until subdirs is empty
 261 evaluate_subdirs= \
 262         $(eval cursubdirs:=$(subdirs)) \
 263         $(eval subdirs:=) \
 264         $(foreach dir,$(cursubdirs), \
 265                 $(eval $(call includemakefiles,$(dir)/Makefile.inc))) \
 266         $(if $(subdirs),$(eval $(call evaluate_subdirs)))
 267
 268 # collect all object files eligible for building
 269 subdirs:=$(TOPLEVEL)
 270 postinclude-hooks :=
 271
 272 # Don't iterate through Makefile.incs under src/ when building tests
 273 ifneq ($(UNIT_TEST),1)
 274 $(eval $(call evaluate_subdirs))
 275 else
 276 include $(TOPLEVEL)/tests/Makefile.inc
 277 endif
 278
 279 ifeq ($(FAILBUILD),1)
 280 $(error cannot continue build)
 281 endif
 282
 283 # Run hooks registered by subdirectories that need to be evaluated after all files have been parsed
 284 $(eval $(postinclude-hooks))
 285
 286 # Eliminate duplicate mentions of source files in a class
 287 $(foreach class,$(classes),$(eval $(class)-srcs:=$(sort $($(class)-srcs))))
 288
 289 # Build Kconfig .ads if necessary
 290 ifeq ($(CONFIG_RAMSTAGE_ADA),y)
 291 ramstage-srcs += $(obj)/ramstage/$(notdir $(KCONFIG_AUTOADS))
 292 endif
 293
 294 # To track dependencies, we need all Ada specification (.ads) files in
 295 # *-srcs. Extract / filter all specification files that have a matching
 296 # body (.adb) file here (specifications without a body are valid sources
 297 # in Ada).
 298 $(foreach class,$(classes),$(eval $(class)-extra-specs := \
 299         $(filter \
 300                 $(addprefix %/,$(patsubst %.adb,%.ads,$(notdir $(filter %.adb,$($(class)-srcs))))), \
 301                 $(filter %.ads,$($(class)-srcs)))))
 302 $(foreach class,$(classes),$(eval $(class)-srcs := \
 303         $(filter-out $($(class)-extra-specs),$($(class)-srcs))))
 304
 305 $(foreach class,$(classes),$(eval $(class)-objs:=$(call src-to-obj,$(class),$($(class)-srcs))))
 306 $(foreach class,$(classes),$(eval $(class)-alis:=$(call src-to-ali,$(class),$($(class)-srcs))))
 307
 308 # For Ada includes
 309 $(foreach class,$(classes),$(eval $(class)-ada-dirs:=$(sort $(dir $(filter %.ads %.adb,$($(class)-srcs)) $($(class)-extra-specs)))))
 310
 311 # Save all objs before processing them (for dependency inclusion)
 312 originalobjs:=$(foreach var, $(addsuffix -objs,$(classes)), $($(var)))
 313
 314 # Call post-processors if they're defined
 315 $(foreach class,$(classes),\
 316         $(if $(value $(class)-postprocess),$(eval $(call $(class)-postprocess,$($(class)-objs)))))
 317
 318 allsrcs:=$(foreach var, $(addsuffix -srcs,$(classes)), $($(var)))
 319 allobjs:=$(foreach var, $(addsuffix -objs,$(classes)), $($(var)))
 320 alldirs:=$(sort $(abspath $(dir $(allobjs))))
 321
 322 # Reads dependencies from an Ada library information (.ali) file
 323 # Only basenames (with suffix) are preserved so we have to look the
 324 # paths up in $($(stage)-srcs).
 325 # $1 stage name
 326 # $2 ali file
 327 create_ada_deps=$$(if $(2),\
 328         gnat.adc \
 329         $$(filter \
 330                 $$(addprefix %/,$$(shell sed -ne's/^D \([^\t]\+\).*$$$$/\1/p' $(2) 2>/dev/null)), \
 331                 $$($(1)-srcs) $$($(1)-extra-specs)))
 332
 333 # macro to define template macros that are used by use_template macro
 334 define create_cc_template
 335 # $1 obj class
 336 # $2 source suffix (c, S, ld, ...)
 337 # $3 additional compiler flags
 338 # $4 additional dependencies
 339 ifn$(EMPTY)def $(1)-objs_$(2)_template
 340 de$(EMPTY)fine $(1)-objs_$(2)_template
 341 ifn$(EMPTY)eq ($(filter ads adb,$(2)),)
 342 $$(call src-to-obj,$1,$$(1).$2): $$(1).$2 $$(call create_ada_deps,$1,$$(call src-to-ali,$1,$$(1).$2)) $(4)
 343         @printf "    GCC        $$$$(subst $$$$(obj)/,,$$$$(@))\n"
 344         $(GCC_$(1)) \
 345                 $$$$(ADAFLAGS_$(1)) $$$$(addprefix -I,$$$$($(1)-ada-dirs)) \
 346                 $(3) -c -o $$$$@ $$$$<
 347 el$(EMPTY)se
 348 $$(call src-to-obj,$1,$$(1).$2): $$(1).$2 $(KCONFIG_AUTOHEADER) $(4)
 349         @printf "    CC         $$$$(subst $$$$(obj)/,,$$$$(@))\n"
 350         $(CC_$(1)) \
 351                 -MMD $$$$(CPPFLAGS_$(1)) $$$$(CFLAGS_$(1)) -MT $$$$(@) \
 352                 $(3) -c -o $$$$@ $$$$<
 353 end$(EMPTY)if
 354 en$(EMPTY)def
 355 end$(EMPTY)if
 356 endef
 357
 358 filetypes-of-class=$(subst .,,$(sort $(suffix $($(1)-srcs))))
 359 $(foreach class,$(classes), \
 360         $(foreach type,$(call filetypes-of-class,$(class)), \
 361                 $(eval $(class)-$(type)-ccopts += $(generic-$(type)-ccopts) $($(class)-generic-ccopts)) \
 362                 $(if $(generic-objs_$(type)_template_gen),$(eval $(call generic-objs_$(type)_template_gen,$(class))),\
 363                 $(eval $(call create_cc_template,$(class),$(type),$($(class)-$(type)-ccopts),$($(class)-$(type)-deps))))))
 364
 365 foreach-src=$(foreach file,$($(1)-srcs),$(eval $(call $(1)-objs_$(subst .,,$(suffix $(file)))_template,$(basename $(file)))))
 366 $(eval $(foreach class,$(classes),$(call foreach-src,$(class))))
 367
 368 # To supported complex package initializations, we need to call the
 369 # emitted code explicitly. gnatbind gathers all the calls for us
 370 # and exports them as a procedure $(stage)_adainit(). Every stage that
 371 # uses Ada code has to call it!
 372 define gnatbind_template
 373 # $1 class
 374 $$(obj)/$(1)/b__$(1).adb: $$$$(filter-out $$(obj)/$(1)/b__$(1).ali,$$$$($(1)-alis))
 375         @printf "    BIND       $$(subst $$(obj)/,,$$@)\n"
 376         # We have to give gnatbind a simple filename (without leading
 377         # path components) so just cd there.
 378         cd $$(dir $$@) && \
 379                 $$(GNATBIND_$(1)) -a -n \
 380                         --RTS=$$(absobj)/libgnat-$$(ARCH-$(1)-y)/ \
 381                         -L$(1)_ada -o $$(notdir $$@) \
 382                         $$(subst $$(dir $$@),,$$^)
 383 $$(obj)/$(1)/b__$(1).o: $$(obj)/$(1)/b__$(1).adb
 384         @printf "    GCC        $$(subst $$(obj)/,,$$@)\n"
 385         $(GCC_$(1)) $$(ADAFLAGS_$(1)) -c -o $$@ $$<
 386 $(1)-objs += $$(obj)/$(1)/b__$(1).o
 387 $($(1)-alis): %.ali: %.o ;
 388 endef
 389
 390 $(eval $(foreach class,$(filter-out libgnat-%,$(classes)), \
 391         $(if $($(class)-alis),$(call gnatbind_template,$(class)))))
 392
 393 DEPENDENCIES += $(addsuffix .d,$(basename $(allobjs)))
 394 -include $(DEPENDENCIES)
 395
 396 printall:
 397         @$(foreach class,$(classes), echo $(class)-objs: $($(class)-objs) | tr ' ' '\n'; echo; )
 398         @echo alldirs: $(alldirs) | tr ' ' '\n'; echo
 399         @echo allsrcs: $(allsrcs) | tr ' ' '\n'; echo
 400         @echo DEPENDENCIES: $(DEPENDENCIES) | tr ' ' '\n'; echo
 401         @$(foreach class,$(special-classes),echo $(class):'$($(class))' | tr ' ' '\n'; echo; )
 402 endif
 403
 404 ifndef NOMKDIR
 405 $(shell mkdir -p $(KCONFIG_SPLITCONFIG) $(objk)/lxdialog $(additional-dirs) $(alldirs))
 406 endif
 407
 408 $(obj)/project_filelist.txt:
 409         if [ -z "$(wildcard $(obj)/coreboot.rom)" ]; then \
 410                 echo "*** Error: Project must be built before generating file list ***"; \
 411                 exit 1; \
 412         fi
 413         find $(obj) -path "$(obj)/util" -prune -o -name "*.d" -exec cat {} \; | \
 414           sed "s|$(top)/||" | sed 's/[:\\]/ /g' | sed 's/ /\n/g' | sort | uniq | \
 415           grep -v '\.o$$' > $(obj)/project_filelist.txt
 416
 417 filelist: $(obj)/project_filelist.txt
 418         printf "\nFiles used in build:\n"
 419         cat $(obj)/project_filelist.txt
 420
 421 #works with either exuberant ctags or ctags.emacs
 422 ctags-project: clean-ctags $(obj)/project_filelist.txt
 423         cat $(obj)/project_filelist.txt | \
 424           xargs ctags -o tags
 425
 426 cscope-project: clean-cscope $(obj)/project_filelist.txt
 427         cat $(obj)/project_filelist.txt | xargs cscope -b
 428
 429 cscope:
 430         cscope -bR
 431
 432 sphinx:
 433         $(MAKE) -C Documentation -f Makefile.sphinx html
 434
 435 sphinx-lint:
 436         $(MAKE) SPHINXOPTS=-W -C Documentation -f Makefile.sphinx html
 437
 438 doxy: doxygen
 439 doxygen:
 440         $(DOXYGEN) Documentation/Doxyfile.coreboot
 441
 442 doxygen_simple:
 443         $(DOXYGEN) Documentation/Doxyfile.coreboot_simple
 444
 445 doxyplatform doxygen_platform: $(obj)/project_filelist.txt
 446         echo
 447         echo "Building doxygen documentation for $(CONFIG_MAINBOARD_PART_NUMBER)"
 448         export DOXYGEN_OUTPUT_DIR="$$( echo $(DOXYGEN_OUTPUT_DIR)/$(call strip_quotes, $(CONFIG_MAINBOARD_VENDOR))_$(call strip_quotes, $(CONFIG_MAINBOARD_PART_NUMBER)) | sed 's|[^A-Za-z0-9/]|_|g' )"; \
 449         mkdir -p "$$DOXYGEN_OUTPUT_DIR"; \
 450         export DOXYFILES="$$(cat $(obj)/project_filelist.txt | grep -v '\.ld$$' | sed 's/\.aml/\.dsl/' | tr '\n' ' ')"; \
 451         export DOXYGEN_PLATFORM="$(call strip_quotes, $(CONFIG_MAINBOARD_DIR)) \($(call strip_quotes, $(CONFIG_MAINBOARD_PART_NUMBER))\) version $(KERNELVERSION)"; \
 452         $(DOXYGEN) Documentation/doxygen/Doxyfile.coreboot_platform
 453
 454 doxyclean: doxygen-clean
 455 doxygen-clean:
 456         rm -rf $(DOXYGEN_OUTPUT_DIR)
 457
 458 clean-for-update: doxygen-clean clean-for-update-target
 459         rm -rf $(obj) .xcompile
 460
 461 clean: clean-for-update clean-target clean-utils
 462         rm -f .ccwrap
 463
 464 clean-cscope:
 465         rm -f cscope.out
 466
 467 clean-ctags:
 468         rm -f tags
 469
 470 clean-utils:
 471         $(foreach tool, $(TOOLLIST), \
 472                 $(MAKE) -C util/$(tool) clean MFLAGS= MAKEFLAGS= ;)
 473
 474 distclean-utils:
 475         $(foreach tool, $(TOOLLIST), \
 476                 $(MAKE) -C util/$(tool) distclean MFLAGS= MAKEFLAGS= ; \
 477                 rm -f /util/$(tool)/junit.xml;)
 478
 479 distclean: clean clean-ctags clean-cscope distclean-payloads distclean-utils
 480         rm -f .config .config.old ..config.tmp* .kconfig.d .tmpconfig* .ccwrap .xcompile
 481         rm -rf coreboot-builds coreboot-builds-chromeos
 482         rm -f abuild*.xml junit.xml* util/lint/junit.xml
 483
 484 .PHONY: $(PHONY) clean clean-for-update clean-cscope cscope distclean doxygen doxy doxygen_simple sphinx sphinx-lint
 485 .PHONY: ctags-project cscope-project clean-ctags