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Masahiro Yamada0a9064f2014-07-30 14:08:13 +09001# ===========================================================================
2# Kernel configuration targets
3# These targets are used from top-level makefile
Tom Rinida58dec2015-11-10 01:06:16 +00004#
5# SPDX-License-Identifier: GPL-2.0
6#
Masahiro Yamada0a9064f2014-07-30 14:08:13 +09007
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +09008PHONY += xconfig gconfig menuconfig config silentoldconfig update-po-config \
Masahiro Yamada0a9064f2014-07-30 14:08:13 +09009 localmodconfig localyesconfig
10
Masahiro Yamada5f9eb222015-03-13 18:08:55 +090011# Added for U-Boot
12# Linux has defconfig files in arch/$(SRCARCH)/configs/,
13# on the other hand, U-Boot does in configs/.
14# Set SRCARCH to .. fake this Makefile.
15SRCARCH := ..
16
Masahiro Yamada0a9064f2014-07-30 14:08:13 +090017ifdef KBUILD_KCONFIG
18Kconfig := $(KBUILD_KCONFIG)
19else
20Kconfig := Kconfig
21endif
22
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +090023ifeq ($(quiet),silent_)
24silent := -s
25endif
26
Masahiro Yamada0a9064f2014-07-30 14:08:13 +090027# We need this, in case the user has it in its environment
28unexport CONFIG_
29
30xconfig: $(obj)/qconf
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +090031 $< $(silent) $(Kconfig)
Masahiro Yamada0a9064f2014-07-30 14:08:13 +090032
33gconfig: $(obj)/gconf
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +090034 $< $(silent) $(Kconfig)
Masahiro Yamada0a9064f2014-07-30 14:08:13 +090035
36menuconfig: $(obj)/mconf
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +090037 $< $(silent) $(Kconfig)
Masahiro Yamada0a9064f2014-07-30 14:08:13 +090038
39config: $(obj)/conf
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +090040 $< $(silent) --oldaskconfig $(Kconfig)
Masahiro Yamada0a9064f2014-07-30 14:08:13 +090041
42nconfig: $(obj)/nconf
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +090043 $< $(silent) $(Kconfig)
Masahiro Yamada0a9064f2014-07-30 14:08:13 +090044
45silentoldconfig: $(obj)/conf
46 $(Q)mkdir -p include/config include/generated
Masahiro Yamadabf7ab1e2017-02-11 12:39:54 +090047 $(Q)test -e include/generated/autoksyms.h || \
48 touch include/generated/autoksyms.h
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +090049 $< $(silent) --$@ $(Kconfig)
Masahiro Yamada0a9064f2014-07-30 14:08:13 +090050
51localyesconfig localmodconfig: $(obj)/streamline_config.pl $(obj)/conf
52 $(Q)mkdir -p include/config include/generated
53 $(Q)perl $< --$@ $(srctree) $(Kconfig) > .tmp.config
54 $(Q)if [ -f .config ]; then \
55 cmp -s .tmp.config .config || \
56 (mv -f .config .config.old.1; \
57 mv -f .tmp.config .config; \
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +090058 $(obj)/conf $(silent) --silentoldconfig $(Kconfig); \
Masahiro Yamada0a9064f2014-07-30 14:08:13 +090059 mv -f .config.old.1 .config.old) \
60 else \
61 mv -f .tmp.config .config; \
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +090062 $(obj)/conf $(silent) --silentoldconfig $(Kconfig); \
Masahiro Yamada0a9064f2014-07-30 14:08:13 +090063 fi
64 $(Q)rm -f .tmp.config
65
66# Create new linux.pot file
67# Adjust charset to UTF-8 in .po file to accept UTF-8 in Kconfig files
68update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +090069 $(Q)$(kecho) " GEN config.pot"
Masahiro Yamada0a9064f2014-07-30 14:08:13 +090070 $(Q)xgettext --default-domain=linux \
71 --add-comments --keyword=_ --keyword=N_ \
72 --from-code=UTF-8 \
73 --files-from=$(srctree)/scripts/kconfig/POTFILES.in \
74 --directory=$(srctree) --directory=$(objtree) \
75 --output $(obj)/config.pot
76 $(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot
77 $(Q)(for i in `ls $(srctree)/arch/*/Kconfig \
78 $(srctree)/arch/*/um/Kconfig`; \
79 do \
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +090080 $(kecho) " GEN $$i"; \
Masahiro Yamada0a9064f2014-07-30 14:08:13 +090081 $(obj)/kxgettext $$i \
82 >> $(obj)/config.pot; \
83 done )
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +090084 $(Q)$(kecho) " GEN linux.pot"
Masahiro Yamada0a9064f2014-07-30 14:08:13 +090085 $(Q)msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \
86 --output $(obj)/linux.pot
87 $(Q)rm -f $(obj)/config.pot
88
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +090089# These targets map 1:1 to the commandline options of 'conf'
90simple-targets := oldconfig allnoconfig allyesconfig allmodconfig \
91 alldefconfig randconfig listnewconfig olddefconfig
92PHONY += $(simple-targets)
Masahiro Yamada0a9064f2014-07-30 14:08:13 +090093
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +090094$(simple-targets): $(obj)/conf
95 $< $(silent) --$@ $(Kconfig)
Masahiro Yamada0a9064f2014-07-30 14:08:13 +090096
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +090097PHONY += oldnoconfig savedefconfig defconfig
Masahiro Yamada0a9064f2014-07-30 14:08:13 +090098
99# oldnoconfig is an alias of olddefconfig, because people already are dependent
Masahiro Yamadabf7ab1e2017-02-11 12:39:54 +0900100# on its behavior (sets new symbols to their default value but not 'n') with the
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900101# counter-intuitive name.
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +0900102oldnoconfig: olddefconfig
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900103
104savedefconfig: $(obj)/conf
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +0900105 $< $(silent) --$@=defconfig $(Kconfig)
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900106
107defconfig: $(obj)/conf
108ifeq ($(KBUILD_DEFCONFIG),)
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +0900109 $< $(silent) --defconfig $(Kconfig)
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900110else
Masahiro Yamadabf7ab1e2017-02-11 12:39:54 +0900111ifneq ($(wildcard $(srctree)/arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG)),)
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +0900112 @$(kecho) "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
113 $(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
Masahiro Yamadabf7ab1e2017-02-11 12:39:54 +0900114else
115 @$(kecho) "*** Default configuration is based on target '$(KBUILD_DEFCONFIG)'"
116 $(Q)$(MAKE) -f $(srctree)/Makefile $(KBUILD_DEFCONFIG)
117endif
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900118endif
119
120%_defconfig: $(obj)/conf
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +0900121 $(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig)
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900122
Masahiro Yamada5f9eb222015-03-13 18:08:55 +0900123# Added for U-Boot (backward compatibility)
124%_config: %_defconfig
125 @:
126
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +0900127configfiles=$(wildcard $(srctree)/kernel/configs/$@ $(srctree)/arch/$(SRCARCH)/configs/$@)
Masahiro Yamadaad618992014-10-30 11:06:12 +0900128
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +0900129%.config: $(obj)/conf
130 $(if $(call configfiles),, $(error No configuration exists for this target on this architecture))
131 $(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh -m .config $(configfiles)
132 +$(Q)yes "" | $(MAKE) -f $(srctree)/Makefile oldconfig
Masahiro Yamadaad618992014-10-30 11:06:12 +0900133
134PHONY += kvmconfig
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +0900135kvmconfig: kvm_guest.config
136 @:
Masahiro Yamadaad618992014-10-30 11:06:12 +0900137
Masahiro Yamadabf7ab1e2017-02-11 12:39:54 +0900138PHONY += xenconfig
139xenconfig: xen.config
140 @:
141
Masahiro Yamadaad618992014-10-30 11:06:12 +0900142PHONY += tinyconfig
Masahiro Yamada9b5f0b12015-07-05 01:56:54 +0900143tinyconfig:
144 $(Q)$(MAKE) -f $(srctree)/Makefile allnoconfig tiny.config
Masahiro Yamadaad618992014-10-30 11:06:12 +0900145
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900146# Help text used by make help
147help:
148 @echo ' config - Update current config utilising a line-oriented program'
Masahiro Yamadabf7ab1e2017-02-11 12:39:54 +0900149 @echo ' nconfig - Update current config utilising a ncurses menu based'
150 @echo ' program'
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900151 @echo ' menuconfig - Update current config utilising a menu based program'
Masahiro Yamadabf7ab1e2017-02-11 12:39:54 +0900152 @echo ' xconfig - Update current config utilising a Qt based front-end'
153 @echo ' gconfig - Update current config utilising a GTK+ based front-end'
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900154 @echo ' oldconfig - Update current config utilising a provided .config as base'
155 @echo ' localmodconfig - Update current config disabling modules not loaded'
156 @echo ' localyesconfig - Update current config converting local mods to core'
157 @echo ' silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
158 @echo ' defconfig - New config with default from ARCH supplied defconfig'
159 @echo ' savedefconfig - Save current config as ./defconfig (minimal config)'
160 @echo ' allnoconfig - New config where all options are answered with no'
161 @echo ' allyesconfig - New config where all options are accepted with yes'
162 @echo ' allmodconfig - New config selecting modules when possible'
163 @echo ' alldefconfig - New config with all symbols set to default'
164 @echo ' randconfig - New config with random answer to all options'
165 @echo ' listnewconfig - List new options'
Masahiro Yamadabf7ab1e2017-02-11 12:39:54 +0900166 @echo ' olddefconfig - Same as silentoldconfig but sets new symbols to their'
167 @echo ' default value'
168# @echo ' kvmconfig - Enable additional options for kvm guest kernel support'
169# @echo ' xenconfig - Enable additional options for xen dom0 and guest kernel support'
Masahiro Yamadaad618992014-10-30 11:06:12 +0900170# @echo ' tinyconfig - Configure the tiniest possible kernel'
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900171
172# lxdialog stuff
173check-lxdialog := $(srctree)/$(src)/lxdialog/check-lxdialog.sh
174
175# Use recursively expanded variables so we do not call gcc unless
176# we really need to do so. (Do not call gcc as part of make mrproper)
177HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags) \
178 -DLOCALE
179
180# ===========================================================================
181# Shared Makefile for the various kconfig executables:
182# conf: Used for defconfig, oldconfig and related targets
183# nconf: Used for the nconfig target.
184# Utilizes ncurses
185# mconf: Used for the menuconfig target
186# Utilizes the lxdialog package
187# qconf: Used for the xconfig target
Masahiro Yamadabf7ab1e2017-02-11 12:39:54 +0900188# Based on Qt which needs to be installed to compile it
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900189# gconf: Used for the gconfig target
Masahiro Yamadabf7ab1e2017-02-11 12:39:54 +0900190# Based on GTK+ which needs to be installed to compile it
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900191# object files used by all kconfig flavours
192
193lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o
194lxdialog += lxdialog/textbox.o lxdialog/yesno.o lxdialog/menubox.o
195
196conf-objs := conf.o zconf.tab.o
197mconf-objs := mconf.o zconf.tab.o $(lxdialog)
198nconf-objs := nconf.o zconf.tab.o nconf.gui.o
199kxgettext-objs := kxgettext.o zconf.tab.o
200qconf-cxxobjs := qconf.o
201qconf-objs := zconf.tab.o
202gconf-objs := gconf.o zconf.tab.o
203
Masahiro Yamadacb6e7b02014-10-30 11:06:10 +0900204hostprogs-y := conf nconf mconf kxgettext qconf gconf
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900205
206clean-files := qconf.moc .tmp_qtcheck .tmp_gtkcheck
207clean-files += zconf.tab.c zconf.lex.c zconf.hash.c gconf.glade.h
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900208clean-files += config.pot linux.pot
209
210# Check that we have the required ncurses stuff installed for lxdialog (menuconfig)
211PHONY += $(obj)/dochecklxdialog
212$(addprefix $(obj)/,$(lxdialog)): $(obj)/dochecklxdialog
213$(obj)/dochecklxdialog:
214 $(Q)$(CONFIG_SHELL) $(check-lxdialog) -check $(HOSTCC) $(HOST_EXTRACFLAGS) $(HOSTLOADLIBES_mconf)
215
216always := dochecklxdialog
217
218# Add environment specific flags
219HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTCC) $(HOSTCFLAGS))
220
221# generated files seem to need this to find local include files
222HOSTCFLAGS_zconf.lex.o := -I$(src)
223HOSTCFLAGS_zconf.tab.o := -I$(src)
224
225LEX_PREFIX_zconf := zconf
226YACC_PREFIX_zconf := zconf
227
228HOSTLOADLIBES_qconf = $(KC_QT_LIBS)
229HOSTCXXFLAGS_qconf.o = $(KC_QT_CFLAGS)
230
231HOSTLOADLIBES_gconf = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0`
232HOSTCFLAGS_gconf.o = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
233 -Wno-missing-prototypes
234
235HOSTLOADLIBES_mconf = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
236
237HOSTLOADLIBES_nconf = $(shell \
Masahiro Yamadaad618992014-10-30 11:06:12 +0900238 pkg-config --libs menuw panelw ncursesw 2>/dev/null \
239 || pkg-config --libs menu panel ncurses 2>/dev/null \
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900240 || echo "-lmenu -lpanel -lncurses" )
241$(obj)/qconf.o: $(obj)/.tmp_qtcheck
242
Masahiro Yamadacb6e7b02014-10-30 11:06:10 +0900243ifeq ($(MAKECMDGOALS),xconfig)
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900244$(obj)/.tmp_qtcheck: $(src)/Makefile
245-include $(obj)/.tmp_qtcheck
246
Masahiro Yamadabf7ab1e2017-02-11 12:39:54 +0900247# Qt needs some extra effort...
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900248$(obj)/.tmp_qtcheck:
Masahiro Yamadabf7ab1e2017-02-11 12:39:54 +0900249 @set -e; $(kecho) " CHECK qt"; \
250 if pkg-config --exists Qt5Core; then \
251 cflags="-std=c++11 -fPIC `pkg-config --cflags Qt5Core Qt5Gui Qt5Widgets`"; \
252 libs=`pkg-config --libs Qt5Core Qt5Gui Qt5Widgets`; \
253 moc=`pkg-config --variable=host_bins Qt5Core`/moc; \
254 elif pkg-config --exists QtCore; then \
255 cflags=`pkg-config --cflags QtCore QtGui`; \
256 libs=`pkg-config --libs QtCore QtGui`; \
257 moc=`pkg-config --variable=moc_location QtCore`; \
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900258 else \
Masahiro Yamadabf7ab1e2017-02-11 12:39:54 +0900259 echo >&2 "*"; \
260 echo >&2 "* Could not find Qt via pkg-config."; \
261 echo >&2 "* Please install either Qt 4.8 or 5.x. and make sure it's in PKG_CONFIG_PATH"; \
262 echo >&2 "*"; \
263 exit 1; \
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900264 fi; \
265 echo "KC_QT_CFLAGS=$$cflags" > $@; \
266 echo "KC_QT_LIBS=$$libs" >> $@; \
267 echo "KC_QT_MOC=$$moc" >> $@
268endif
269
270$(obj)/gconf.o: $(obj)/.tmp_gtkcheck
271
Masahiro Yamadacb6e7b02014-10-30 11:06:10 +0900272ifeq ($(MAKECMDGOALS),gconfig)
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900273-include $(obj)/.tmp_gtkcheck
274
Masahiro Yamadabf7ab1e2017-02-11 12:39:54 +0900275# GTK+ needs some extra effort, too...
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900276$(obj)/.tmp_gtkcheck:
277 @if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then \
278 if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then \
279 touch $@; \
280 else \
281 echo >&2 "*"; \
282 echo >&2 "* GTK+ is present but version >= 2.0.0 is required."; \
283 echo >&2 "*"; \
284 false; \
285 fi \
286 else \
287 echo >&2 "*"; \
288 echo >&2 "* Unable to find the GTK+ installation. Please make sure that"; \
289 echo >&2 "* the GTK+ 2.0 development package is correctly installed..."; \
290 echo >&2 "* You need gtk+-2.0, glib-2.0 and libglade-2.0."; \
291 echo >&2 "*"; \
292 false; \
293 fi
294endif
295
296$(obj)/zconf.tab.o: $(obj)/zconf.lex.c $(obj)/zconf.hash.c
297
298$(obj)/qconf.o: $(obj)/qconf.moc
299
300quiet_cmd_moc = MOC $@
301 cmd_moc = $(KC_QT_MOC) -i $< -o $@
302
303$(obj)/%.moc: $(src)/%.h $(obj)/.tmp_qtcheck
304 $(call cmd,moc)
305
Masahiro Yamadabf7ab1e2017-02-11 12:39:54 +0900306# Extract gconf menu items for i18n support
Masahiro Yamada0a9064f2014-07-30 14:08:13 +0900307$(obj)/gconf.glade.h: $(obj)/gconf.glade
308 $(Q)intltool-extract --type=gettext/glade --srcdir=$(srctree) \
309 $(obj)/gconf.glade