# ===========================================================================
# Kernel configuration targets
# These targets are used from top-level makefile
+#
+# SPDX-License-Identifier: GPL-2.0
+#
-PHONY += oldconfig xconfig gconfig menuconfig config silentoldconfig update-po-config \
+PHONY += xconfig gconfig menuconfig config silentoldconfig update-po-config \
localmodconfig localyesconfig
+# Added for U-Boot
+# Linux has defconfig files in arch/$(SRCARCH)/configs/,
+# on the other hand, U-Boot does in configs/.
+# Set SRCARCH to .. fake this Makefile.
+SRCARCH := ..
+
ifdef KBUILD_KCONFIG
Kconfig := $(KBUILD_KCONFIG)
else
Kconfig := Kconfig
endif
+ifeq ($(quiet),silent_)
+silent := -s
+endif
+
# We need this, in case the user has it in its environment
unexport CONFIG_
xconfig: $(obj)/qconf
- $< $(Kconfig)
+ $< $(silent) $(Kconfig)
gconfig: $(obj)/gconf
- $< $(Kconfig)
+ $< $(silent) $(Kconfig)
menuconfig: $(obj)/mconf
- $< $(Kconfig)
+ $< $(silent) $(Kconfig)
config: $(obj)/conf
- $< --oldaskconfig $(Kconfig)
+ $< $(silent) --oldaskconfig $(Kconfig)
nconfig: $(obj)/nconf
- $< $(Kconfig)
-
-oldconfig: $(obj)/conf
- $< --$@ $(Kconfig)
+ $< $(silent) $(Kconfig)
silentoldconfig: $(obj)/conf
$(Q)mkdir -p include/config include/generated
- $< --$@ $(Kconfig)
+ $< $(silent) --$@ $(Kconfig)
localyesconfig localmodconfig: $(obj)/streamline_config.pl $(obj)/conf
$(Q)mkdir -p include/config include/generated
cmp -s .tmp.config .config || \
(mv -f .config .config.old.1; \
mv -f .tmp.config .config; \
- $(obj)/conf --silentoldconfig $(Kconfig); \
+ $(obj)/conf $(silent) --silentoldconfig $(Kconfig); \
mv -f .config.old.1 .config.old) \
else \
mv -f .tmp.config .config; \
- $(obj)/conf --silentoldconfig $(Kconfig); \
+ $(obj)/conf $(silent) --silentoldconfig $(Kconfig); \
fi
$(Q)rm -f .tmp.config
# Create new linux.pot file
# Adjust charset to UTF-8 in .po file to accept UTF-8 in Kconfig files
update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h
- $(Q)echo " GEN config.pot"
+ $(Q)$(kecho) " GEN config.pot"
$(Q)xgettext --default-domain=linux \
--add-comments --keyword=_ --keyword=N_ \
--from-code=UTF-8 \
$(Q)(for i in `ls $(srctree)/arch/*/Kconfig \
$(srctree)/arch/*/um/Kconfig`; \
do \
- echo " GEN $$i"; \
+ $(kecho) " GEN $$i"; \
$(obj)/kxgettext $$i \
>> $(obj)/config.pot; \
done )
- $(Q)echo " GEN linux.pot"
+ $(Q)$(kecho) " GEN linux.pot"
$(Q)msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \
--output $(obj)/linux.pot
$(Q)rm -f $(obj)/config.pot
-PHONY += allnoconfig allyesconfig allmodconfig alldefconfig randconfig
+# These targets map 1:1 to the commandline options of 'conf'
+simple-targets := oldconfig allnoconfig allyesconfig allmodconfig \
+ alldefconfig randconfig listnewconfig olddefconfig
+PHONY += $(simple-targets)
-allnoconfig allyesconfig allmodconfig alldefconfig randconfig: $(obj)/conf
- $< --$@ $(Kconfig)
+$(simple-targets): $(obj)/conf
+ $< $(silent) --$@ $(Kconfig)
-PHONY += listnewconfig olddefconfig oldnoconfig savedefconfig defconfig
-
-listnewconfig olddefconfig: $(obj)/conf
- $< --$@ $(Kconfig)
+PHONY += oldnoconfig savedefconfig defconfig
# oldnoconfig is an alias of olddefconfig, because people already are dependent
# on its behavior(sets new symbols to their default value but not 'n') with the
# counter-intuitive name.
-oldnoconfig: $(obj)/conf
- $< --olddefconfig $(Kconfig)
+oldnoconfig: olddefconfig
savedefconfig: $(obj)/conf
- $< --$@=defconfig $(Kconfig)
+ $< $(silent) --$@=defconfig $(Kconfig)
defconfig: $(obj)/conf
ifeq ($(KBUILD_DEFCONFIG),)
- $< --defconfig $(Kconfig)
+ $< $(silent) --defconfig $(Kconfig)
else
- @echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
- $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
+ @$(kecho) "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
+ $(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
endif
%_defconfig: $(obj)/conf
- $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig)
+ $(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig)
+
+# Added for U-Boot (backward compatibility)
+%_config: %_defconfig
+ @:
+
+configfiles=$(wildcard $(srctree)/kernel/configs/$@ $(srctree)/arch/$(SRCARCH)/configs/$@)
+
+%.config: $(obj)/conf
+ $(if $(call configfiles),, $(error No configuration exists for this target on this architecture))
+ $(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh -m .config $(configfiles)
+ +$(Q)yes "" | $(MAKE) -f $(srctree)/Makefile oldconfig
+
+PHONY += kvmconfig
+kvmconfig: kvm_guest.config
+ @:
+
+PHONY += tinyconfig
+tinyconfig:
+ $(Q)$(MAKE) -f $(srctree)/Makefile allnoconfig tiny.config
# Help text used by make help
help:
@echo ' randconfig - New config with random answer to all options'
@echo ' listnewconfig - List new options'
@echo ' olddefconfig - Same as silentoldconfig but sets new symbols to their default value'
+# @echo ' kvmconfig - Enable additional options for guest kernel support'
+# @echo ' tinyconfig - Configure the tiniest possible kernel'
# lxdialog stuff
check-lxdialog := $(srctree)/$(src)/lxdialog/check-lxdialog.sh
qconf-objs := zconf.tab.o
gconf-objs := gconf.o zconf.tab.o
-hostprogs-y := conf
-
-ifeq ($(MAKECMDGOALS),nconfig)
- hostprogs-y += nconf
-endif
-
-ifeq ($(MAKECMDGOALS),menuconfig)
- hostprogs-y += mconf
-endif
-
-ifeq ($(MAKECMDGOALS),update-po-config)
- hostprogs-y += kxgettext
-endif
-
-ifeq ($(MAKECMDGOALS),xconfig)
- qconf-target := 1
-endif
-ifeq ($(MAKECMDGOALS),gconfig)
- gconf-target := 1
-endif
-
-
-ifeq ($(qconf-target),1)
- hostprogs-y += qconf
-endif
-
-ifeq ($(gconf-target),1)
- hostprogs-y += gconf
-endif
+hostprogs-y := conf nconf mconf kxgettext qconf gconf
clean-files := qconf.moc .tmp_qtcheck .tmp_gtkcheck
clean-files += zconf.tab.c zconf.lex.c zconf.hash.c gconf.glade.h
-clean-files += mconf qconf gconf nconf
clean-files += config.pot linux.pot
# Check that we have the required ncurses stuff installed for lxdialog (menuconfig)
HOSTLOADLIBES_mconf = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
HOSTLOADLIBES_nconf = $(shell \
- pkg-config --libs menu panel ncurses 2>/dev/null \
+ pkg-config --libs menuw panelw ncursesw 2>/dev/null \
+ || pkg-config --libs menu panel ncurses 2>/dev/null \
|| echo "-lmenu -lpanel -lncurses" )
$(obj)/qconf.o: $(obj)/.tmp_qtcheck
-ifeq ($(qconf-target),1)
+ifeq ($(MAKECMDGOALS),xconfig)
$(obj)/.tmp_qtcheck: $(src)/Makefile
-include $(obj)/.tmp_qtcheck
# QT needs some extra effort...
$(obj)/.tmp_qtcheck:
- @set -e; echo " CHECK qt"; dir=""; pkg=""; \
+ @set -e; $(kecho) " CHECK qt"; dir=""; pkg=""; \
if ! pkg-config --exists QtCore 2> /dev/null; then \
echo "* Unable to find the QT4 tool qmake. Trying to use QT3"; \
pkg-config --exists qt 2> /dev/null && pkg=qt; \
$(obj)/gconf.o: $(obj)/.tmp_gtkcheck
-ifeq ($(gconf-target),1)
+ifeq ($(MAKECMDGOALS),gconfig)
-include $(obj)/.tmp_gtkcheck
# GTK needs some extra effort, too...