VERSION = 2
PATCHLEVEL = 6
-SUBLEVEL = 25
-EXTRAVERSION = -rc2
-NAME = Funky Weasel is Jiggy wit it
+SUBLEVEL = 28
+EXTRAVERSION = -rc7
+NAME = Erotic Pickled Herring
# *DOCUMENTATION*
# To see a list of typical targets execute "make help"
# Alternatively CROSS_COMPILE can be set in the environment.
# Default value for CROSS_COMPILE is not to prefix executables
# Note: Some architectures assign CROSS_COMPILE in their arch/*/Makefile
-
+export KBUILD_BUILDHOST := $(SUBARCH)
ARCH ?= $(SUBARCH)
CROSS_COMPILE ?=
SRCARCH := x86
endif
+# Where to locate arch specific headers
+ifeq ($(ARCH),sparc64)
+ hdr-arch := sparc
+else
+ hdr-arch := $(SRCARCH)
+endif
+
KCONFIG_CONFIG ?= .config
# SHELL used by kbuild
# Needed to be compatible with the O= option
LINUXINCLUDE := -Iinclude \
$(if $(KBUILD_SRC),-Iinclude2 -I$(srctree)/include) \
- -include include/linux/autoconf.h
+ -I$(srctree)/arch/$(hdr-arch)/include \
+ -include include/linux/autoconf.h
-KBUILD_CPPFLAGS := -D__KERNEL__ $(LINUXINCLUDE)
+KBUILD_CPPFLAGS := -D__KERNEL__
KBUILD_CFLAGS := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \
-fno-strict-aliasing -fno-common \
# KBUILD_DEFCONFIG may point out an alternative default configuration
# used for 'make defconfig'
include $(srctree)/arch/$(SRCARCH)/Makefile
-export KBUILD_DEFCONFIG
+export KBUILD_DEFCONFIG KBUILD_KCONFIG
config %config: scripts_basic outputmakefile FORCE
$(Q)mkdir -p include/linux include/config
# Objects we will link into vmlinux / subdirs we need to visit
init-y := init/
-drivers-y := drivers/ sound/
+drivers-y := drivers/ sound/ firmware/
net-y := net/
libs-y := lib/
core-y := usr/
include $(srctree)/arch/$(SRCARCH)/Makefile
+ifneq (CONFIG_FRAME_WARN,0)
+KBUILD_CFLAGS += $(call cc-option,-Wframe-larger-than=${CONFIG_FRAME_WARN})
+endif
+
+# Force gcc to behave correct even for buggy distributions
+# Arch Makefiles may override this setting
+KBUILD_CFLAGS += $(call cc-option, -fno-stack-protector)
+
ifdef CONFIG_FRAME_POINTER
KBUILD_CFLAGS += -fno-omit-frame-pointer -fno-optimize-sibling-calls
else
KBUILD_AFLAGS += -gdwarf-2
endif
+ifdef CONFIG_FUNCTION_TRACER
+KBUILD_CFLAGS += -pg
+endif
+
# We trigger additional mismatches with less inlining
ifdef CONFIG_DEBUG_SECTION_MISMATCH
KBUILD_CFLAGS += $(call cc-option, -fno-inline-functions-called-once)
endif
-# Force gcc to behave correct even for buggy distributions
-KBUILD_CFLAGS += $(call cc-option, -fno-stack-protector)
-
# arch Makefile may override CC so keep this after arch Makefile is included
NOSTDINC_FLAGS += -nostdinc -isystem $(shell $(CC) -print-file-name=include)
CHECKFLAGS += $(NOSTDINC_FLAGS)
quiet_cmd_vmlinux-modpost = LD $@
cmd_vmlinux-modpost = $(LD) $(LDFLAGS) -r -o $@ \
$(vmlinux-init) --start-group $(vmlinux-main) --end-group \
- $(filter-out $(vmlinux-init) $(vmlinux-main) $(vmlinux-lds) FORCE ,$^)
+ $(filter-out $(vmlinux-init) $(vmlinux-main) FORCE ,$^)
define rule_vmlinux-modpost
:
+$(call cmd,vmlinux-modpost)
ifdef CONFIG_SAMPLES
$(Q)$(MAKE) $(build)=samples
endif
+ifdef CONFIG_BUILD_DOCSRC
+ $(Q)$(MAKE) $(build)=Documentation
+endif
$(call vmlinux-modpost)
$(call if_changed_rule,vmlinux__)
$(Q)rm -f .old_version
# build vmlinux.o first to catch section mismatch errors early
-$(kallsyms.o): vmlinux.o
-vmlinux.o: $(vmlinux-lds) $(vmlinux-init) $(vmlinux-main) FORCE
+ifdef CONFIG_KALLSYMS
+.tmp_vmlinux1: vmlinux.o
+endif
+
+modpost-init := $(filter-out init/built-in.o, $(vmlinux-init))
+vmlinux.o: $(modpost-init) $(vmlinux-main) FORCE
$(call if_changed_rule,vmlinux-modpost)
# The actual objects are generated when descending,
# 2) Create the include2 directory, used for the second asm symlink
prepare3: include/config/kernel.release
ifneq ($(KBUILD_SRC),)
- @echo ' Using $(srctree) as source for kernel'
+ @$(kecho) ' Using $(srctree) as source for kernel'
$(Q)if [ -f $(srctree)/.config -o -d $(srctree)/include/config ]; then \
echo " $(srctree) is not clean, please run 'make mrproper'";\
echo " in the '$(srctree)' directory.";\
/bin/false; \
fi;
- $(Q)if [ ! -d include2 ]; then mkdir -p include2; fi;
- $(Q)ln -fsn $(srctree)/include/asm-$(SRCARCH) include2/asm
+ $(Q)if [ ! -d include2 ]; then \
+ mkdir -p include2; \
+ ln -fsn $(srctree)/include/asm-$(SRCARCH) include2/asm; \
+ fi
endif
# prepare2 creates a makefile if using a separate output directory
# The asm symlink changes when $(ARCH) changes.
# Detect this and ask user to run make mrproper
-
-include/asm: FORCE
- $(Q)set -e; asmlink=`readlink include/asm | cut -d '-' -f 2`; \
- if [ -L include/asm ]; then \
- if [ "$$asmlink" != "$(SRCARCH)" ]; then \
+# If asm is a stale symlink (point to dir that does not exist) remove it
+define check-symlink
+ set -e; \
+ if [ -L include/asm ]; then \
+ asmlink=`readlink include/asm | cut -d '-' -f 2`; \
+ if [ "$$asmlink" != "$(SRCARCH)" ]; then \
echo "ERROR: the symlink $@ points to asm-$$asmlink but asm-$(SRCARCH) was expected"; \
echo " set ARCH or save .config and run 'make mrproper' to fix it"; \
- exit 1; \
- fi; \
- else \
- echo ' SYMLINK $@ -> include/asm-$(SRCARCH)'; \
- if [ ! -d include ]; then \
- mkdir -p include; \
- fi; \
- ln -fsn asm-$(SRCARCH) $@; \
+ exit 1; \
+ fi; \
+ test -e $$asmlink || rm include/asm; \
+ elif [ -d include/asm ]; then \
+ echo "ERROR: $@ is a directory but a symlink was expected";\
+ exit 1; \
fi
+endef
+
+# We create the target directory of the symlink if it does
+# not exist so the test in chack-symlink works and we have a
+# directory for generated filesas used by some architectures.
+define create-symlink
+ if [ ! -L include/asm ]; then \
+ $(kecho) ' SYMLINK $@ -> include/asm-$(SRCARCH)'; \
+ if [ ! -d include/asm-$(SRCARCH) ]; then \
+ mkdir -p include/asm-$(SRCARCH); \
+ fi; \
+ ln -fsn asm-$(SRCARCH) $@; \
+ fi
+endef
+
+include/asm: FORCE
+ $(Q)$(check-symlink)
+ $(Q)$(create-symlink)
# Generate some files
# ---------------------------------------------------------------------------
@echo '*** Warning: make $@ is unnecessary now.'
# ---------------------------------------------------------------------------
+# Firmware install
+INSTALL_FW_PATH=$(INSTALL_MOD_PATH)/lib/firmware
+export INSTALL_FW_PATH
+
+PHONY += firmware_install
+firmware_install: FORCE
+ @mkdir -p $(objtree)/firmware
+ $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.fwinst obj=firmware __fw_install
+
+# ---------------------------------------------------------------------------
# Kernel headers
-INSTALL_HDR_PATH=$(objtree)/usr
-export INSTALL_HDR_PATH
-HDRFILTER=generic i386 x86_64
-HDRARCHES=$(filter-out $(HDRFILTER),$(patsubst $(srctree)/include/asm-%/Kbuild,%,$(wildcard $(srctree)/include/asm-*/Kbuild)))
+#Default location for installed headers
+export INSTALL_HDR_PATH = $(objtree)/usr
-PHONY += headers_install_all
-headers_install_all: include/linux/version.h scripts_basic FORCE
+hdr-inst := -rR -f $(srctree)/scripts/Makefile.headersinst obj
+# Find out where the Kbuild file is located to support
+# arch/$(ARCH)/include/asm
+hdr-dir = $(strip \
+ $(if $(wildcard $(srctree)/arch/$(hdr-arch)/include/asm/Kbuild), \
+ arch/$(hdr-arch)/include/asm, include/asm-$(hdr-arch)))
+
+# If we do an all arch process set dst to asm-$(hdr-arch)
+hdr-dst = $(if $(KBUILD_HEADERS), dst=include/asm-$(hdr-arch), dst=include/asm)
+
+PHONY += __headers
+__headers: include/linux/version.h scripts_basic FORCE
$(Q)$(MAKE) $(build)=scripts scripts/unifdef
- $(Q)for arch in $(HDRARCHES); do \
- $(MAKE) ARCH=$$arch -f $(srctree)/scripts/Makefile.headersinst obj=include BIASMDIR=-bi-$$arch ;\
- done
+
+PHONY += headers_install_all
+headers_install_all:
+ $(Q)$(CONFIG_SHELL) $(srctree)/scripts/headers.sh install
PHONY += headers_install
-headers_install: include/linux/version.h scripts_basic FORCE
- @if [ ! -r $(srctree)/include/asm-$(SRCARCH)/Kbuild ]; then \
- echo '*** Error: Headers not exportable for this architecture ($(SRCARCH))'; \
- exit 1 ; fi
- $(Q)$(MAKE) $(build)=scripts scripts/unifdef
- $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.headersinst ARCH=$(SRCARCH) obj=include
+headers_install: __headers
+ $(if $(wildcard $(srctree)/$(hdr-dir)/Kbuild),, \
+ $(error Headers not exportable for the $(SRCARCH) architecture))
+ $(Q)$(MAKE) $(hdr-inst)=include
+ $(Q)$(MAKE) $(hdr-inst)=$(hdr-dir) $(hdr-dst)
PHONY += headers_check_all
headers_check_all: headers_install_all
- $(Q)for arch in $(HDRARCHES); do \
- $(MAKE) ARCH=$$arch -f $(srctree)/scripts/Makefile.headersinst obj=include BIASMDIR=-bi-$$arch HDRCHECK=1 ;\
- done
+ $(Q)$(CONFIG_SHELL) $(srctree)/scripts/headers.sh check
PHONY += headers_check
headers_check: headers_install
- $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.headersinst ARCH=$(SRCARCH) obj=include HDRCHECK=1
+ $(Q)$(MAKE) $(hdr-inst)=include HDRCHECK=1
+ $(Q)$(MAKE) $(hdr-inst)=$(hdr-dir) $(hdr-dst) HDRCHECK=1
# ---------------------------------------------------------------------------
# Modules
PHONY += modules
modules: $(vmlinux-dirs) $(if $(KBUILD_BUILTIN),vmlinux)
$(Q)$(AWK) '!x[$$0]++' $(vmlinux-dirs:%=$(objtree)/%/modules.order) > $(objtree)/modules.order
- @echo ' Building modules, stage 2.';
+ @$(kecho) ' Building modules, stage 2.';
$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modpost
+ $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.fwinst obj=firmware __fw_modbuild
# Target to prepare building external modules
# boot script depmod is the master version.
PHONY += _modinst_post
_modinst_post: _modinst_
+ $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.fwinst obj=firmware __fw_modinst
$(call cmd,depmod)
else # CONFIG_MODULES
MRPROPER_FILES += .config .config.old include/asm .version .old_version \
include/linux/autoconf.h include/linux/version.h \
include/linux/utsrelease.h \
- Module.symvers tags TAGS cscope*
+ include/linux/bounds.h include/asm*/asm-offsets.h \
+ Module.symvers Module.markers tags TAGS cscope*
# clean - Delete most, but leave enough to build external modules
#
clean: rm-dirs := $(CLEAN_DIRS)
clean: rm-files := $(CLEAN_FILES)
-clean-dirs := $(addprefix _clean_,$(srctree) $(vmlinux-alldirs))
+clean-dirs := $(addprefix _clean_,$(srctree) $(vmlinux-alldirs) Documentation)
PHONY += $(clean-dirs) clean archclean
$(clean-dirs):
@find . $(RCS_FIND_IGNORE) \
\( -name '*.[oas]' -o -name '*.ko' -o -name '.*.cmd' \
-o -name '.*.d' -o -name '.*.tmp' -o -name '*.mod.c' \
- -o -name '*.symtypes' -o -name 'modules.order' \) \
+ -o -name '*.symtypes' -o -name 'modules.order' \
+ -o -name 'Module.markers' -o -name '.tmp_*.o.*' \) \
-type f -print | xargs rm -f
# mrproper - Delete all generated files, including .config
# Brief documentation of the typical targets used
# ---------------------------------------------------------------------------
-boards := $(wildcard $(srctree)/arch/$(ARCH)/configs/*_defconfig)
+boards := $(wildcard $(srctree)/arch/$(SRCARCH)/configs/*_defconfig)
boards := $(notdir $(boards))
+board-dirs := $(dir $(wildcard $(srctree)/arch/$(SRCARCH)/configs/*/*_defconfig))
+board-dirs := $(sort $(notdir $(board-dirs:/=)))
help:
@echo 'Cleaning targets:'
@echo '* vmlinux - Build the bare kernel'
@echo '* modules - Build all modules'
@echo ' modules_install - Install all modules to INSTALL_MOD_PATH (default: /)'
+ @echo ' firmware_install- Install all firmware to INSTALL_FW_PATH'
+ @echo ' (default: $$(INSTALL_MOD_PATH)/lib/firmware)'
@echo ' dir/ - Build all files in dir and below'
@echo ' dir/file.[ois] - Build specified target only'
@echo ' dir/file.ko - Build module including final link'
@echo ' cscope - Generate cscope index'
@echo ' kernelrelease - Output the release version string'
@echo ' kernelversion - Output the version stored in Makefile'
- @if [ -r $(srctree)/include/asm-$(SRCARCH)/Kbuild ]; then \
- echo ' headers_install - Install sanitised kernel headers to INSTALL_HDR_PATH'; \
+ @echo ' headers_install - Install sanitised kernel headers to INSTALL_HDR_PATH'; \
echo ' (default: $(INSTALL_HDR_PATH))'; \
- fi
- @echo ''
+ echo ''
@echo 'Static analysers'
@echo ' checkstack - Generate a list of stack hogs'
@echo ' namespacecheck - Name space analysis on compiled kernel'
@echo ' versioncheck - Sanity check on version.h usage'
@echo ' includecheck - Check for duplicate included header files'
@echo ' export_report - List the usages of all exported symbols'
- @if [ -r $(srctree)/include/asm-$(SRCARCH)/Kbuild ]; then \
- echo ' headers_check - Sanity check on exported headers'; \
- fi
- @echo ''
+ @echo ' headers_check - Sanity check on exported headers'; \
+ echo ''
@echo 'Kernel packaging:'
@$(MAKE) $(build)=$(package-dir) help
@echo ''
@echo 'Documentation targets:'
@$(MAKE) -f $(srctree)/Documentation/DocBook/Makefile dochelp
@echo ''
- @echo 'Architecture specific targets ($(ARCH)):'
+ @echo 'Architecture specific targets ($(SRCARCH)):'
@$(if $(archhelp),$(archhelp),\
- echo ' No architecture specific help defined for $(ARCH)')
+ echo ' No architecture specific help defined for $(SRCARCH)')
@echo ''
@$(if $(boards), \
$(foreach b, $(boards), \
printf " %-24s - Build for %s\\n" $(b) $(subst _defconfig,,$(b));) \
echo '')
+ @$(if $(board-dirs), \
+ $(foreach b, $(board-dirs), \
+ printf " %-16s - Show %s-specific targets\\n" help-$(b) $(b);) \
+ printf " %-16s - Show all of the above\\n" help-boards; \
+ echo '')
@echo ' make V=0|1 [targets] 0 => quiet build (default), 1 => verbose build'
@echo ' make V=2 [targets] 2 => give reason for rebuild of target'
@echo 'For further info see the ./README file'
+help-board-dirs := $(addprefix help-,$(board-dirs))
+
+help-boards: $(help-board-dirs)
+
+boards-per-dir = $(notdir $(wildcard $(srctree)/arch/$(SRCARCH)/configs/$*/*_defconfig))
+
+$(help-board-dirs): help-%:
+ @echo 'Architecture specific targets ($(SRCARCH) $*):'
+ @$(if $(boards-per-dir), \
+ $(foreach b, $(boards-per-dir), \
+ printf " %-24s - Build for %s\\n" $*/$(b) $(subst _defconfig,,$(b));) \
+ echo '')
+
+
# Documentation targets
# ---------------------------------------------------------------------------
%docs: scripts_basic FORCE
$(Q)$(MAKE) $(build)=$(patsubst _module_%,%,$@)
modules: $(module-dirs)
- @echo ' Building modules, stage 2.';
+ @$(kecho) ' Building modules, stage 2.';
$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modpost
PHONY += modules_install
# Generate tags for editors
# ---------------------------------------------------------------------------
+quiet_cmd_tags = GEN $@
+ cmd_tags = $(CONFIG_SHELL) $(srctree)/scripts/tags.sh $@
-#We want __srctree to totally vanish out when KBUILD_OUTPUT is not set
-#(which is the most common case IMHO) to avoid unneeded clutter in the big tags file.
-#Adding $(srctree) adds about 20M on i386 to the size of the output file!
-
-ifeq ($(src),$(obj))
-__srctree =
-else
-__srctree = $(srctree)/
-endif
-
-ifeq ($(ALLSOURCE_ARCHS),)
-ifeq ($(ARCH),um)
-ALLINCLUDE_ARCHS := $(ARCH) $(SUBARCH)
-else
-ALLINCLUDE_ARCHS := $(SRCARCH)
-endif
-else
-#Allow user to specify only ALLSOURCE_PATHS on the command line, keeping existing behaviour.
-ALLINCLUDE_ARCHS := $(ALLSOURCE_ARCHS)
-endif
-
-ALLSOURCE_ARCHS := $(SRCARCH)
-
-define find-sources
- ( for arch in $(ALLSOURCE_ARCHS) ; do \
- find $(__srctree)arch/$${arch} $(RCS_FIND_IGNORE) \
- -name $1 -print; \
- done ; \
- find $(__srctree)security/selinux/include $(RCS_FIND_IGNORE) \
- -name $1 -print; \
- find $(__srctree)include $(RCS_FIND_IGNORE) \
- \( -name config -o -name 'asm-*' \) -prune \
- -o -name $1 -print; \
- for arch in $(ALLINCLUDE_ARCHS) ; do \
- find $(__srctree)include/asm-$${arch} $(RCS_FIND_IGNORE) \
- -name $1 -print; \
- done ; \
- find $(__srctree)include/asm-generic $(RCS_FIND_IGNORE) \
- -name $1 -print; \
- find $(__srctree) $(RCS_FIND_IGNORE) \
- \( -name include -o -name arch -o -name '.tmp_*' \) -prune -o \
- -name $1 -print; \
- )
-endef
-
-define all-sources
- $(call find-sources,'*.[chS]')
-endef
-define all-kconfigs
- $(call find-sources,'Kconfig*')
-endef
-define all-defconfigs
- $(call find-sources,'defconfig')
-endef
-
-define xtags
- if $1 --version 2>&1 | grep -iq exuberant; then \
- $(all-sources) | xargs $1 -a \
- -I __initdata,__exitdata,__acquires,__releases \
- -I __read_mostly,____cacheline_aligned,____cacheline_aligned_in_smp,____cacheline_internodealigned_in_smp \
- -I EXPORT_SYMBOL,EXPORT_SYMBOL_GPL \
- --extra=+f --c-kinds=+px \
- --regex-asm='/^ENTRY\(([^)]*)\).*/\1/'; \
- $(all-kconfigs) | xargs $1 -a \
- --langdef=kconfig \
- --language-force=kconfig \
- --regex-kconfig='/^[[:blank:]]*config[[:blank:]]+([[:alnum:]_]+)/\1/'; \
- $(all-defconfigs) | xargs -r $1 -a \
- --langdef=dotconfig \
- --language-force=dotconfig \
- --regex-dotconfig='/^#?[[:blank:]]*(CONFIG_[[:alnum:]_]+)/\1/'; \
- elif $1 --version 2>&1 | grep -iq emacs; then \
- $(all-sources) | xargs $1 -a; \
- $(all-kconfigs) | xargs $1 -a \
- --regex='/^[ \t]*config[ \t]+\([a-zA-Z0-9_]+\)/\1/'; \
- $(all-defconfigs) | xargs -r $1 -a \
- --regex='/^#?[ \t]?\(CONFIG_[a-zA-Z0-9_]+\)/\1/'; \
- else \
- $(all-sources) | xargs $1 -a; \
- fi
-endef
-
-quiet_cmd_cscope-file = FILELST cscope.files
- cmd_cscope-file = (echo \-k; echo \-q; $(all-sources)) > cscope.files
-
-quiet_cmd_cscope = MAKE cscope.out
- cmd_cscope = cscope -b
-
-cscope: FORCE
- $(call cmd,cscope-file)
- $(call cmd,cscope)
-
-quiet_cmd_TAGS = MAKE $@
-define cmd_TAGS
- rm -f $@; \
- $(call xtags,etags)
-endef
-
-TAGS: FORCE
- $(call cmd,TAGS)
-
-quiet_cmd_tags = MAKE $@
-define cmd_tags
- rm -f $@; \
- $(call xtags,ctags)
-endef
-
-tags: FORCE
+tags TAGS cscope: FORCE
$(call cmd,tags)
-
# Scripts to check various things for consistency
# ---------------------------------------------------------------------------
quiet_cmd_rmfiles = $(if $(wildcard $(rm-files)),CLEAN $(wildcard $(rm-files)))
cmd_rmfiles = rm -f $(rm-files)
-# Run depmod only is we have System.map and depmod is executable
-# and we build for the host arch
+# Run depmod only if we have System.map and depmod is executable
quiet_cmd_depmod = DEPMOD $(KERNELRELEASE)
cmd_depmod = \
if [ -r System.map -a -x $(DEPMOD) ]; then \
$(if $(KBUILD_MODULES),; rm -f $(MODVERDIR)/*)
a_flags = -Wp,-MD,$(depfile) $(KBUILD_AFLAGS) $(AFLAGS_KERNEL) \
- $(NOSTDINC_FLAGS) $(KBUILD_CPPFLAGS) \
+ $(NOSTDINC_FLAGS) $(LINUXINCLUDE) $(KBUILD_CPPFLAGS) \
$(modkern_aflags) $(EXTRA_AFLAGS) $(AFLAGS_$(basetarget).o)
quiet_cmd_as_o_S = AS $@
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff