#
VERSION = 2014
-PATCHLEVEL = 01
+PATCHLEVEL = 04
SUBLEVEL =
-EXTRAVERSION =
-ifneq "$(SUBLEVEL)" ""
-U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
-else
-U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL)$(EXTRAVERSION)
-endif
-TIMESTAMP_FILE = include/generated/timestamp_autogenerated.h
-VERSION_FILE = include/generated/version_autogenerated.h
+EXTRAVERSION = -rc1
+NAME =
+
+# *DOCUMENTATION*
+# To see a list of typical targets execute "make help"
+# More info can be located in ./README
+# Comments in this file are targeted only to the developer, do not
+# expect to learn how to build the kernel reading this file.
+
+# Do not:
+# o use make's built-in rules and variables
+# (this increases performance and avoids hard-to-debug behaviour);
+# o print "Entering directory ...";
+MAKEFLAGS += -rR --no-print-directory
+
+# Avoid funny character set dependencies
+unexport LC_ALL
+LC_COLLATE=C
+LC_NUMERIC=C
+export LC_COLLATE LC_NUMERIC
+
+# We are using a recursive build, so we need to do a little thinking
+# to get the ordering right.
+#
+# Most importantly: sub-Makefiles should only ever modify files in
+# their own directory. If in some directory we have a dependency on
+# a file in another dir (which doesn't happen often, but it's often
+# unavoidable when linking the built-in.o targets which finally
+# turn into vmlinux), we will call a sub make in that other dir, and
+# after that we are sure that everything which is in that other dir
+# is now up to date.
+#
+# The only cases where we need to modify files which have global
+# effects are thus separated out and done before the recursive
+# descending is started. They are now explicitly listed as the
+# prepare rule.
-HOSTARCH := $(shell uname -m | \
- sed -e s/i.86/x86/ \
- -e s/sun4u/sparc64/ \
- -e s/arm.*/arm/ \
- -e s/sa110/arm/ \
- -e s/ppc64/powerpc/ \
- -e s/ppc/powerpc/ \
- -e s/macppc/powerpc/\
- -e s/sh.*/sh/)
+# To put more focus on warnings, be less verbose as default
+# Use 'make V=1' to see the full commands
-HOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \
- sed -e 's/\(cygwin\).*/cygwin/')
+ifeq ("$(origin V)", "command line")
+ KBUILD_VERBOSE = $(V)
+endif
+ifndef KBUILD_VERBOSE
+ KBUILD_VERBOSE = 0
+endif
-export HOSTARCH HOSTOS
+# Call a source code checker (by default, "sparse") as part of the
+# C compilation.
+#
+# Use 'make C=1' to enable checking of only re-compiled files.
+# Use 'make C=2' to enable checking of *all* source files, regardless
+# of whether they are re-compiled or not.
+#
+# See the file "Documentation/sparse.txt" for more details, including
+# where to get the "sparse" utility.
-# Deal with colliding definitions from tcsh etc.
-VENDOR=
+ifeq ("$(origin C)", "command line")
+ KBUILD_CHECKSRC = $(C)
+endif
+ifndef KBUILD_CHECKSRC
+ KBUILD_CHECKSRC = 0
+endif
-#########################################################################
-# Allow for silent builds
-ifeq (,$(findstring s,$(MAKEFLAGS)))
-XECHO = echo
-else
-XECHO = :
+# Use make M=dir to specify directory of external module to build
+# Old syntax make ... SUBDIRS=$PWD is still supported
+# Setting the environment variable KBUILD_EXTMOD take precedence
+ifdef SUBDIRS
+ KBUILD_EXTMOD ?= $(SUBDIRS)
+endif
+
+ifeq ("$(origin M)", "command line")
+ KBUILD_EXTMOD := $(M)
endif
# kbuild supports saving output files in a separate directory.
# We process the rest of the Makefile if this is the final invocation of make
ifeq ($(skip-makefile),)
+# If building an external module we do not care about the all: rule
+# but instead _all depend on modules
PHONY += all
+ifeq ($(KBUILD_EXTMOD),)
_all: all
+else
+_all: modules
+endif
srctree := $(if $(KBUILD_SRC),$(KBUILD_SRC),$(CURDIR))
objtree := $(CURDIR)
export srctree objtree VPATH
-# Call a source code checker (by default, "sparse") as part of the
-# C compilation.
-#
-# Use 'make C=1' to enable checking of re-compiled files.
-#
-# See the linux kernel file "Documentation/sparse.txt" for more details,
-# including where to get the "sparse" utility.
-
-ifdef C
-ifeq ("$(origin C)", "command line")
-CHECKSRC := $(C)
-endif
-endif
-ifndef CHECKSRC
- CHECKSRC = 0
-endif
-export CHECKSRC
-
OBJTREE := $(objtree)
SPLTREE := $(OBJTREE)/spl
TPLTREE := $(OBJTREE)/tpl
#########################################################################
-# The "tools" are needed early, so put this first
-# Don't include stuff already done in $(LIBS)
-# The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC
-# is "yes"), so compile examples after U-Boot is compiled.
-SUBDIR_TOOLS = tools
-SUBDIRS = $(SUBDIR_TOOLS)
+TIMESTAMP_FILE = include/generated/timestamp_autogenerated.h
+VERSION_FILE = include/generated/version_autogenerated.h
-.PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE)
+HOSTARCH := $(shell uname -m | \
+ sed -e s/i.86/x86/ \
+ -e s/sun4u/sparc64/ \
+ -e s/arm.*/arm/ \
+ -e s/sa110/arm/ \
+ -e s/ppc64/powerpc/ \
+ -e s/ppc/powerpc/ \
+ -e s/macppc/powerpc/\
+ -e s/sh.*/sh/)
-ifeq (include/config.mk,$(wildcard include/config.mk))
+HOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \
+ sed -e 's/\(cygwin\).*/cygwin/')
-# Include autoconf.mk before config.mk so that the config options are available
-# to all top level build files. We need the dummy all: target to prevent the
-# dependency target in autoconf.mk.dep from being the default.
-all:
-sinclude include/autoconf.mk.dep
-sinclude include/autoconf.mk
+export HOSTARCH HOSTOS
-SUBDIR_EXAMPLES-y := examples/standalone
-SUBDIR_EXAMPLES-$(CONFIG_API) += examples/api
-ifndef CONFIG_SANDBOX
-SUBDIRS += $(SUBDIR_EXAMPLES-y)
-endif
+# Deal with colliding definitions from tcsh etc.
+VENDOR=
-# load ARCH, BOARD, and CPU configuration
-include include/config.mk
-export ARCH CPU BOARD VENDOR SOC
+#########################################################################
# set default to nothing for native builds
ifeq ($(HOSTARCH),$(ARCH))
HOSTLDFLAGS += $(call os_x_before, 10, 5, "-multiply_defined suppress")
endif
+# Decide whether to build built-in, modular, or both.
+# Normally, just do built-in.
+
+KBUILD_MODULES :=
+KBUILD_BUILTIN := 1
+
+# If we have only "make modules", don't compile built-in objects.
+# When we're building modules with modversions, we need to consider
+# the built-in objects during the descend as well, in order to
+# make sure the checksums are up to date before we record them.
+
+ifeq ($(MAKECMDGOALS),modules)
+ KBUILD_BUILTIN := $(if $(CONFIG_MODVERSIONS),1)
+endif
+
+# If we have "make <whatever> modules", compile modules
+# in addition to whatever we do anyway.
+# Just "make" or "make all" shall build modules as well
+
+# U-Boot does not need modules
+#ifneq ($(filter all _all modules,$(MAKECMDGOALS)),)
+# KBUILD_MODULES := 1
+#endif
+
+#ifeq ($(MAKECMDGOALS),)
+# KBUILD_MODULES := 1
+#endif
+
+export KBUILD_MODULES KBUILD_BUILTIN
+export KBUILD_CHECKSRC KBUILD_SRC KBUILD_EXTMOD
+
+# Beautify output
+# ---------------------------------------------------------------------------
+#
+# Normally, we echo the whole command before executing it. By making
+# that echo $($(quiet)$(cmd)), we now have the possibility to set
+# $(quiet) to choose other forms of output instead, e.g.
+#
+# quiet_cmd_cc_o_c = Compiling $(RELDIR)/$@
+# cmd_cc_o_c = $(CC) $(c_flags) -c -o $@ $<
+#
+# If $(quiet) is empty, the whole command will be printed.
+# If it is set to "quiet_", only the short version will be printed.
+# If it is set to "silent_", nothing will be printed at all, since
+# the variable $(silent_cmd_cc_o_c) doesn't exist.
+#
+# A simple variant is to prefix commands with $(Q) - that's useful
+# for commands that shall be hidden in non-verbose mode.
+#
+# $(Q)ln $@ :<
+#
+# If KBUILD_VERBOSE equals 0 then the above command will be hidden.
+# If KBUILD_VERBOSE equals 1 then the above command is displayed.
+
+ifeq ($(KBUILD_VERBOSE),1)
+ quiet =
+ Q =
+else
+ quiet=quiet_
+ Q = @
+endif
+
+# If the user is running make -s (silent mode), suppress echoing of
+# commands
+
+ifneq ($(filter s% -s%,$(MAKEFLAGS)),)
+ quiet=silent_
+endif
+
+export quiet Q KBUILD_VERBOSE
+
+
# Look for make include files relative to root of kernel src
MAKEFLAGS += --include-dir=$(srctree)
CHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ \
-Wbitwise -Wno-return-void -D__CHECK_ENDIAN__ $(CF)
-# Use UBOOTINCLUDE when you must reference the include/ directory.
-# Needed to be compatible with the O= option
-UBOOTINCLUDE :=
-ifneq ($(OBJTREE),$(SRCTREE))
-UBOOTINCLUDE += -I$(OBJTREE)/include
-endif
-UBOOTINCLUDE += -I$(srctree)/include \
- -I$(srctree)/arch/$(ARCH)/include
-
KBUILD_CPPFLAGS := -D__KERNEL__
KBUILD_CFLAGS := -Wall -Wstrict-prototypes \
-fno-builtin -ffreestanding
KBUILD_AFLAGS := -D__ASSEMBLY__
+U_BOOT_VERSION = $(VERSION)$(if $(PATCHLEVEL),.$(PATCHLEVEL)$(if $(SUBLEVEL),.$(SUBLEVEL)))$(EXTRAVERSION)
+
+export VERSION PATCHLEVEL SUBLEVEL U_BOOT_VERSION
+export ARCH CPU BOARD VENDOR SOC
export CONFIG_SHELL HOSTCC HOSTCFLAGS HOSTLDFLAGS CROSS_COMPILE AS LD CC
export CPP AR NM LDR STRIP OBJCOPY OBJDUMP
export MAKE AWK
export KBUILD_CPPFLAGS NOSTDINC_FLAGS UBOOTINCLUDE
export KBUILD_CFLAGS KBUILD_AFLAGS
-KBUILD_CFLAGS += -Os #-fomit-frame-pointer
+# When compiling out-of-tree modules, put MODVERDIR in the module
+# tree rather than in the kernel tree. The kernel tree might
+# even be read-only.
+export MODVERDIR := $(if $(KBUILD_EXTMOD),$(firstword $(KBUILD_EXTMOD))/).tmp_versions
+
+# Files to ignore in find ... statements
+
+RCS_FIND_IGNORE := \( -name SCCS -o -name BitKeeper -o -name .svn -o -name CVS \
+ -o -name .pc -o -name .hg -o -name .git \) -prune -o
+export RCS_TAR_IGNORE := --exclude SCCS --exclude BitKeeper --exclude .svn \
+ --exclude CVS --exclude .pc --exclude .hg --exclude .git
+
+# ===========================================================================
+# Rules shared between *config targets and build targets
+
+# Basic helpers built in scripts/
+PHONY += scripts_basic
+scripts_basic:
+ $(Q)$(MAKE) $(build)=scripts/basic
+ $(Q)rm -f .tmp_quiet_recordmcount
+
+# To avoid any implicit rule to kick in, define an empty command.
+scripts/basic/%: scripts_basic ;
+
+PHONY += outputmakefile
+# outputmakefile generates a Makefile in the output directory, if using a
+# separate output directory. This allows convenient use of make in the
+# output directory.
+outputmakefile:
+ifneq ($(KBUILD_SRC),)
+ $(Q)ln -fsn $(srctree) source
+ $(Q)$(CONFIG_SHELL) $(srctree)/scripts/mkmakefile \
+ $(srctree) $(objtree) $(VERSION) $(PATCHLEVEL)
+endif
-ifdef BUILD_TAG
-KBUILD_CFLAGS += -DBUILD_TAG='"$(BUILD_TAG)"'
+# To make sure we do not include .config for any of the *config targets
+# catch them early, and hand them over to scripts/kconfig/Makefile
+# It is allowed to specify more targets when calling make, including
+# mixing *config targets and build targets.
+# For example 'make oldconfig all'.
+# Detect when mixed targets is specified, and make a second invocation
+# of make so .config is not included in this case either (for *config).
+
+no-dot-config-targets := clean clobber mrproper distclean \
+ cscope TAGS %tags help %docs check% coccicheck \
+ backup
+
+config-targets := 0
+mixed-targets := 0
+dot-config := 1
+
+ifneq ($(filter $(no-dot-config-targets), $(MAKECMDGOALS)),)
+ ifeq ($(filter-out $(no-dot-config-targets), $(MAKECMDGOALS)),)
+ dot-config := 0
+ endif
endif
-KBUILD_CFLAGS += $(call cc-option,-fno-stack-protector)
+ifeq ($(KBUILD_EXTMOD),)
+ ifneq ($(filter config %config,$(MAKECMDGOALS)),)
+ config-targets := 1
+ ifneq ($(filter-out config %config,$(MAKECMDGOALS)),)
+ mixed-targets := 1
+ endif
+ endif
+endif
-KBUILD_CFLAGS += -g
-# $(KBUILD_AFLAGS) sets -g, which causes gcc to pass a suitable -g<format>
-# option to the assembler.
-KBUILD_AFLAGS += -g
+ifeq ($(mixed-targets),1)
+# ===========================================================================
+# We're called with mixed targets (*config and build targets).
+# Handle them one by one.
-NOSTDINC_FLAGS += -nostdinc -isystem $(shell $(CC) -print-file-name=include)
-CHECKFLAGS += $(NOSTDINC_FLAGS)
+PHONY += $(MAKECMDGOALS) build-one-by-one
-# Report stack usage if supported
-KBUILD_CFLAGS += $(call cc-option,-fstack-usage)
+$(MAKECMDGOALS): build-one-by-one
+ @:
-KBUILD_CFLAGS += $(call cc-option,-Wno-format-nonliteral)
+build-one-by-one:
+ $(Q)set -e; \
+ for i in $(MAKECMDGOALS); do \
+ $(MAKE) -f $(srctree)/Makefile $$i; \
+ done
-# turn jbsr into jsr for m68k
-ifeq ($(ARCH),m68k)
-ifeq ($(findstring 3.4,$(shell $(CC) --version)),3.4)
-KBUILD_AFLAGS += -Wa,-gstabs,-S
-endif
-endif
+else
+ifeq ($(config-targets),1)
+# ===========================================================================
+# *config targets only - make sure prerequisites are updated, and descend
+# in scripts/kconfig to make the *config target
-# load other configuration
-include $(TOPDIR)/config.mk
+# Read arch specific Makefile to set KBUILD_DEFCONFIG as needed.
+# KBUILD_DEFCONFIG may point out an alternative default configuration
+# used for 'make defconfig'
-ifneq ($(CONFIG_SYS_TEXT_BASE),)
-KBUILD_CPPFLAGS += -DCONFIG_SYS_TEXT_BASE=$(CONFIG_SYS_TEXT_BASE)
-endif
+%_config:: outputmakefile
+ @$(MKCONFIG) -A $(@:_config=)
-export CONFIG_SYS_TEXT_BASE
+else
+# ===========================================================================
+# Build targets only - this includes vmlinux, arch specific targets, clean
+# targets and others. In general all targets except *config targets.
-LDFLAGS_u-boot += -T u-boot.lds $(LDFLAGS_FINAL)
-ifneq ($(CONFIG_SYS_TEXT_BASE),)
-LDFLAGS_u-boot += -Ttext $(CONFIG_SYS_TEXT_BASE)
-endif
+# load ARCH, BOARD, and CPU configuration
+-include include/config.mk
-# Targets which don't build the source code
-NON_BUILD_TARGETS = backup clean clobber distclean mrproper tidy unconfig %_config
+ifeq ($(dot-config),1)
+# Read in config
+-include include/autoconf.mk
+-include include/autoconf.mk.dep
+
+# load other configuration
+include $(srctree)/config.mk
+
+ifeq ($(wildcard include/config.mk),)
+$(error "System not configured - see README")
+endif
-# Only do the generic board check when actually building, not configuring
-ifeq ($(filter $(NON_BUILD_TARGETS),$(MAKECMDGOALS)),)
ifeq ($(__HAVE_ARCH_GENERIC_BOARD),)
ifneq ($(CONFIG_SYS_GENERIC_BOARD),)
-CHECK_GENERIC_BOARD = $(error Your architecture does not support generic board. \
+$(error Your architecture does not support generic board. \
Please undefined CONFIG_SYS_GENERIC_BOARD in your board config file)
endif
endif
-endif
# If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use
# that (or fail if absent). Otherwise, search for a linker script in a
endif
endif
+else
+
+
+endif # $(dot-config)
+
+KBUILD_CFLAGS += -Os #-fomit-frame-pointer
+
+ifdef BUILD_TAG
+KBUILD_CFLAGS += -DBUILD_TAG='"$(BUILD_TAG)"'
+endif
+
+KBUILD_CFLAGS += $(call cc-option,-fno-stack-protector)
+
+KBUILD_CFLAGS += -g
+# $(KBUILD_AFLAGS) sets -g, which causes gcc to pass a suitable -g<format>
+# option to the assembler.
+KBUILD_AFLAGS += -g
+
+# Report stack usage if supported
+KBUILD_CFLAGS += $(call cc-option,-fstack-usage)
+
+KBUILD_CFLAGS += $(call cc-option,-Wno-format-nonliteral)
+
+# turn jbsr into jsr for m68k
+ifeq ($(ARCH),m68k)
+ifeq ($(findstring 3.4,$(shell $(CC) --version)),3.4)
+KBUILD_AFLAGS += -Wa,-gstabs,-S
+endif
+endif
+
+ifneq ($(CONFIG_SYS_TEXT_BASE),)
+KBUILD_CPPFLAGS += -DCONFIG_SYS_TEXT_BASE=$(CONFIG_SYS_TEXT_BASE)
+endif
+
+export CONFIG_SYS_TEXT_BASE
+
+# Use UBOOTINCLUDE when you must reference the include/ directory.
+# Needed to be compatible with the O= option
+UBOOTINCLUDE :=
+ifneq ($(OBJTREE),$(SRCTREE))
+UBOOTINCLUDE += -I$(OBJTREE)/include
+endif
+UBOOTINCLUDE += -I$(srctree)/include \
+ -I$(srctree)/arch/$(ARCH)/include
+
+NOSTDINC_FLAGS += -nostdinc -isystem $(shell $(CC) -print-file-name=include)
+CHECKFLAGS += $(NOSTDINC_FLAGS)
+
+# FIX ME
+cpp_flags := $(KBUILD_CPPFLAGS) $(CPPFLAGS) $(UBOOTINCLUDE) $(NOSTDINC_FLAGS)
+c_flags := $(KBUILD_CFLAGS) $(cpp_flags)
+
+.PHONY : $(VERSION_FILE) $(TIMESTAMP_FILE)
+
#########################################################################
# U-Boot objects....order is important (i.e. start must be first)
head-$(CONFIG_4xx) += arch/powerpc/cpu/ppc4xx/resetvec.o
head-$(CONFIG_MPC85xx) += arch/powerpc/cpu/mpc85xx/resetvec.o
-OBJS := $(head-y)
-
HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(srctree)/board/$(VENDOR)/common/Makefile),y,n)
-LIBS-y += lib/
-LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
-LIBS-y += $(CPUDIR)/
+libs-y += lib/
+libs-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
+libs-y += $(CPUDIR)/
ifdef SOC
-LIBS-y += $(CPUDIR)/$(SOC)/
+libs-y += $(CPUDIR)/$(SOC)/
endif
-LIBS-$(CONFIG_IXP4XX_NPE) += drivers/net/npe/
-LIBS-$(CONFIG_OF_EMBED) += dts/
-LIBS-y += arch/$(ARCH)/lib/
-LIBS-y += fs/
-LIBS-y += net/
-LIBS-y += disk/
-LIBS-y += drivers/
-LIBS-y += drivers/dma/
-LIBS-y += drivers/gpio/
-LIBS-y += drivers/i2c/
-LIBS-y += drivers/input/
-LIBS-y += drivers/mmc/
-LIBS-y += drivers/mtd/
-LIBS-$(CONFIG_CMD_NAND) += drivers/mtd/nand/
-LIBS-y += drivers/mtd/onenand/
-LIBS-$(CONFIG_CMD_UBI) += drivers/mtd/ubi/
-LIBS-y += drivers/mtd/spi/
-LIBS-y += drivers/net/
-LIBS-y += drivers/net/phy/
-LIBS-y += drivers/pci/
-LIBS-y += drivers/power/ \
+libs-$(CONFIG_OF_EMBED) += dts/
+libs-y += arch/$(ARCH)/lib/
+libs-y += fs/
+libs-y += net/
+libs-y += disk/
+libs-y += drivers/
+libs-y += drivers/dma/
+libs-y += drivers/gpio/
+libs-y += drivers/i2c/
+libs-y += drivers/input/
+libs-y += drivers/mmc/
+libs-y += drivers/mtd/
+libs-$(CONFIG_CMD_NAND) += drivers/mtd/nand/
+libs-y += drivers/mtd/onenand/
+libs-$(CONFIG_CMD_UBI) += drivers/mtd/ubi/
+libs-y += drivers/mtd/spi/
+libs-y += drivers/net/
+libs-y += drivers/net/phy/
+libs-y += drivers/pci/
+libs-y += drivers/power/ \
drivers/power/fuel_gauge/ \
drivers/power/mfd/ \
drivers/power/pmic/ \
drivers/power/battery/
-LIBS-y += drivers/spi/
-LIBS-$(CONFIG_FMAN_ENET) += drivers/net/fm/
-LIBS-$(CONFIG_SYS_FSL_DDR) += drivers/ddr/fsl/
-LIBS-y += drivers/serial/
-LIBS-y += drivers/usb/eth/
-LIBS-y += drivers/usb/gadget/
-LIBS-y += drivers/usb/host/
-LIBS-y += drivers/usb/musb/
-LIBS-y += drivers/usb/musb-new/
-LIBS-y += drivers/usb/phy/
-LIBS-y += drivers/usb/ulpi/
-LIBS-y += common/
-LIBS-y += lib/libfdt/
-LIBS-$(CONFIG_API) += api/
-LIBS-$(CONFIG_HAS_POST) += post/
-LIBS-y += test/
+libs-y += drivers/spi/
+libs-$(CONFIG_FMAN_ENET) += drivers/net/fm/
+libs-$(CONFIG_SYS_FSL_DDR) += drivers/ddr/fsl/
+libs-y += drivers/serial/
+libs-y += drivers/usb/eth/
+libs-y += drivers/usb/gadget/
+libs-y += drivers/usb/host/
+libs-y += drivers/usb/musb/
+libs-y += drivers/usb/musb-new/
+libs-y += drivers/usb/phy/
+libs-y += drivers/usb/ulpi/
+libs-y += common/
+libs-y += lib/libfdt/
+libs-$(CONFIG_API) += api/
+libs-$(CONFIG_HAS_POST) += post/
+libs-y += test/
ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610))
-LIBS-y += arch/$(ARCH)/imx-common/
+libs-y += arch/$(ARCH)/imx-common/
endif
-LIBS-$(CONFIG_ARM) += arch/arm/cpu/
-LIBS-$(CONFIG_PPC) += arch/powerpc/cpu/
+libs-$(CONFIG_ARM) += arch/arm/cpu/
+libs-$(CONFIG_PPC) += arch/powerpc/cpu/
-LIBS-y += board/$(BOARDDIR)/
+libs-y += board/$(BOARDDIR)/
+
+libs-y := $(sort $(libs-y))
+
+u-boot-dirs := $(patsubst %/,%,$(filter %/, $(libs-y))) tools examples
+
+u-boot-alldirs := $(sort $(u-boot-dirs) $(patsubst %/,%,$(filter %/, $(libs-))))
+
+libs-y := $(patsubst %/, %/built-in.o, $(libs-y))
+
+u-boot-init := $(head-y)
+u-boot-main := $(libs-y)
-LIBS-y := $(patsubst %/, %/built-in.o, $(LIBS-y))
-LIBS := $(sort $(LIBS-y))
-.PHONY : $(LIBS)
# Add GCC lib
ifdef USE_PRIVATE_LIBGCC
ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
-PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o
+PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/lib.a
else
PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc
endif
else
-PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc
+PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(c_flags) -print-libgcc-file-name`) -lgcc
endif
PLATFORM_LIBS += $(PLATFORM_LIBGCC)
export PLATFORM_LIBS
ALL-$(CONFIG_SPL) += spl/u-boot-spl.bin
ALL-$(CONFIG_SPL_FRAMEWORK) += u-boot.img
ALL-$(CONFIG_TPL) += tpl/u-boot-tpl.bin
-ALL-$(CONFIG_OF_SEPARATE) += u-boot.dtb u-boot-dtb.bin
+ALL-$(CONFIG_OF_SEPARATE) += u-boot-dtb.bin
ifneq ($(CONFIG_SPL_TARGET),)
ALL-$(CONFIG_SPL) += $(CONFIG_SPL_TARGET:"%"=%)
endif
endif
endif
-all: $(ALL-y) $(SUBDIR_EXAMPLES-y)
+LDFLAGS_u-boot += -T u-boot.lds $(LDFLAGS_FINAL)
+ifneq ($(CONFIG_SYS_TEXT_BASE),)
+LDFLAGS_u-boot += -Ttext $(CONFIG_SYS_TEXT_BASE)
+endif
+
+all: $(ALL-y)
-u-boot.dtb: checkdtc u-boot
- $(MAKE) $(build)=dts binary
- mv dts/dt.dtb $@
+PHONY += dtbs
+dtbs dts/dt.dtb: checkdtc u-boot
+ $(Q)$(MAKE) $(build)=dts dtbs
-u-boot-dtb.bin: u-boot.bin u-boot.dtb
+u-boot-dtb.bin: u-boot.bin dts/dt.dtb
cat $^ >$@
u-boot.hex: u-boot
sed -e 's/"[ ]*$$/ for $(BOARD) board"/') \
-d $< $@
-u-boot.imx: u-boot.bin depend
+u-boot.imx: u-boot.bin
$(MAKE) $(build)=arch/arm/imx-common $(objtree)/u-boot.imx
u-boot.kwb: u-boot.bin
rm spl/u-boot-spl-pad.bin
ifeq ($(CONFIG_OF_SEPARATE),y)
-u-boot-dtb-tegra.bin: u-boot-nodtb-tegra.bin u-boot.dtb
- cat u-boot-nodtb-tegra.bin u-boot.dtb > $@
+u-boot-dtb-tegra.bin: u-boot-nodtb-tegra.bin dts/dt.dtb
+ cat $^ > $@
endif
endif
ifeq ($(CONFIG_SANDBOX),y)
GEN_UBOOT = \
$(CC) $(SYMS) -T u-boot.lds \
- -Wl,--start-group $(LIBS) -Wl,--end-group \
+ -Wl,--start-group $(u-boot-main) -Wl,--end-group \
$(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot
else
GEN_UBOOT = \
$(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
- $(OBJS) \
- --start-group $(LIBS) --end-group $(PLATFORM_LIBS) \
+ $(u-boot-init) \
+ --start-group $(u-boot-main) --end-group $(PLATFORM_LIBS) \
-Map u-boot.map -o u-boot
endif
-u-boot: depend $(SUBDIR_TOOLS) $(OBJS) $(LIBS) u-boot.lds
+u-boot: $(u-boot-init) $(u-boot-main) u-boot.lds
$(GEN_UBOOT)
ifeq ($(CONFIG_KALLSYMS),y)
smap=`$(call SYSTEM_MAP,u-boot) | \
awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \
- $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \
+ $(CC) $(c_flags) -DSYSTEM_MAP="\"$${smap}\"" \
-c $(srctree)/common/system_map.c -o common/system_map.o
$(GEN_UBOOT) common/system_map.o
endif
-$(OBJS):
+# The actual objects are generated when descending,
+# make sure no implicit rule kicks in
+$(sort $(u-boot-init) $(u-boot-main)): $(u-boot-dirs) ;
+
+# Handle descending into subdirectories listed in $(vmlinux-dirs)
+# Preset locale variables to speed up the build process. Limit locale
+# tweaks to this spot to avoid wrong language settings when running
+# make menuconfig etc.
+# Error messages still appears in the original language
+
+PHONY += $(u-boot-dirs)
+$(u-boot-dirs): depend prepare scripts
+ $(Q)$(MAKE) $(build)=$@
+
+tools: $(TIMESTAMP_FILE) $(VERSION_FILE)
+# The "tools" are needed early
+$(filter-out tools, $(u-boot-dirs)): tools
+# The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC
+# is "yes"), so compile examples after U-Boot is compiled.
+examples: $(filter-out examples, $(u-boot-dirs))
+
+# Things we need to do before we recursively start building the kernel
+# or the modules are listed in "prepare".
+# A multi level approach is used. prepareN is processed before prepareN-1.
+# archprepare is used in arch Makefiles and when processed asm symlink,
+# version.h and scripts_basic is processed / created.
+
+# Listed in dependency order
+PHONY += prepare archprepare prepare0 prepare1 prepare2 prepare3
+
+# prepare3 is used to check if we are building in a separate output directory,
+# and if so do:
+# 1) Check that make has not been executed in the kernel src $(srctree)
+prepare3:
+ifneq ($(KBUILD_SRC),)
+ @$(kecho) ' Using $(srctree) as source for u-boot'
+ $(Q)if [ -f $(srctree)/include/config.mk ]; then \
+ echo >&2 " $(srctree) is not clean, please run 'make mrproper'"; \
+ echo >&2 " in the '$(srctree)' directory.";\
+ /bin/false; \
+ fi;
+endif
+
+# prepare2 creates a makefile if using a separate output directory
+prepare2: prepare3 outputmakefile
+
+prepare1: prepare2
@:
-$(LIBS): depend $(SUBDIR_TOOLS)
- $(MAKE) $(build)=$(patsubst %/,%,$(dir $@))
+archprepare: prepare1 scripts_basic
-$(SUBDIRS): depend
- $(MAKE) $(build)=$@ all
+prepare0: archprepare FORCE
+ @:
-$(SUBDIR_EXAMPLES-y): u-boot
+# All the preparing..
+prepare: prepare0
+
+#
+# Auto-generate the autoconf.mk file (which is included by all makefiles)
+#
+# This target actually generates 2 files; autoconf.mk and autoconf.mk.dep.
+# the dep file is only include in this top level makefile to determine when
+# to regenerate the autoconf.mk file.
+
+quiet_cmd_autoconf_dep = GEN $@
+ cmd_autoconf_dep = $(CC) -x c -DDO_DEPS_ONLY -M $(c_flags) \
+ -MQ include/autoconf.mk $(srctree)/include/common.h > $@ || rm $@
+
+include/autoconf.mk.dep: include/config.h include/common.h
+ $(call cmd,autoconf_dep)
+
+quiet_cmd_autoconf = GEN $@
+ cmd_autoconf = \
+ $(CPP) $(c_flags) -DDO_DEPS_ONLY -dM $(srctree)/include/common.h > $@.tmp && \
+ sed -n -f $(srctree)/tools/scripts/define2mk.sed $@.tmp > $@; \
+ rm $@.tmp
+
+include/autoconf.mk: include/config.h
+ $(call cmd,autoconf)
u-boot.lds: $(LDSCRIPT) depend
- $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@
+ $(CPP) $(cpp_flags) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@
-nand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend
+nand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend prepare
$(MAKE) $(build)=nand_spl/board/$(BOARDDIR) all
u-boot-nand.bin: nand_spl u-boot.bin
cat nand_spl/u-boot-spl-16k.bin u-boot.bin > u-boot-nand.bin
-spl/u-boot-spl.bin: $(SUBDIR_TOOLS) depend
+spl/u-boot-spl.bin: tools depend prepare
$(MAKE) obj=spl -f $(srctree)/spl/Makefile all
-tpl/u-boot-tpl.bin: $(SUBDIR_TOOLS) depend
+tpl/u-boot-tpl.bin: tools depend prepare
$(MAKE) obj=tpl -f $(srctree)/spl/Makefile all CONFIG_TPL_BUILD=y
# Explicitly make _depend in subdirs containing multiple targets to prevent
# parallel sub-makes creating .depend files simultaneously.
depend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) \
- include/spl-autoconf.mk \
- include/tpl-autoconf.mk \
- include/autoconf.mk \
include/generated/generic-asm-offsets.h \
include/generated/asm-offsets.h
-TAG_SUBDIRS = $(SUBDIRS)
-TAG_SUBDIRS += $(dir $(LIBS))
-TAG_SUBDIRS += include
+TAG_SUBDIRS := $(u-boot-dirs) include
FIND := find
FINDFLAGS := -L
+PHONY += checkstack
+
checkstack:
- $(CROSS_COMPILE)objdump -d u-boot \
- `$(FIND) . -name u-boot-spl -print` | \
- perl $(src)/scripts/checkstack.pl $(ARCH)
+ $(OBJDUMP) -d u-boot $$(find . -name u-boot-spl) | \
+ $(PERL) $(src)/scripts/checkstack.pl $(ARCH)
tags ctags:
ctags -w -o ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
false; \
fi
-#
-# Auto-generate the autoconf.mk file (which is included by all makefiles)
-#
-# This target actually generates 2 files; autoconf.mk and autoconf.mk.dep.
-# the dep file is only include in this top level makefile to determine when
-# to regenerate the autoconf.mk file.
-include/autoconf.mk.dep: include/config.h include/common.h
- @$(XECHO) Generating $@ ; \
- : Generate the dependancies ; \
- $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \
- -MQ include/autoconf.mk $(srctree)/include/common.h > $@ || \
- rm $@
-
-include/autoconf.mk: include/config.h
- @$(XECHO) Generating $@ ; \
- : Extract the config macros ; \
- $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM $(srctree)/include/common.h > $@.tmp && \
- sed -n -f $(srctree)/tools/scripts/define2mk.sed $@.tmp > $@; \
- rm $@.tmp
-
-# Auto-generate the spl-autoconf.mk file (which is included by all makefiles for SPL)
-include/tpl-autoconf.mk: include/config.h
- @$(XECHO) Generating $@ ; \
- : Extract the config macros ; \
- $(CPP) $(CFLAGS) -DCONFIG_TPL_BUILD -DCONFIG_SPL_BUILD\
- -DDO_DEPS_ONLY -dM $(srctree)/include/common.h > $@.tmp && \
- sed -n -f $(srctree)/tools/scripts/define2mk.sed $@.tmp > $@; \
- rm $@.tmp
-
-include/spl-autoconf.mk: include/config.h
- @$(XECHO) Generating $@ ; \
- : Extract the config macros ; \
- $(CPP) $(CFLAGS) -DCONFIG_SPL_BUILD -DDO_DEPS_ONLY -dM $(srctree)/include/common.h > $@.tmp && \
- sed -n -f $(srctree)/tools/scripts/define2mk.sed $@.tmp > $@; \
- rm $@.tmp
+quiet_cmd_offsets = GEN $@
+ cmd_offsets = $(srctree)/tools/scripts/make-asm-offsets $< $@
include/generated/generic-asm-offsets.h: lib/asm-offsets.s
- @$(XECHO) Generating $@
- $(srctree)/tools/scripts/make-asm-offsets lib/asm-offsets.s $@
+ $(call cmd,offsets)
+
+quiet_cmd_asm-offsets.s = CC $@
+ cmd_asm-offsets.s = mkdir -p lib; \
+ $(CC) -DDO_DEPS_ONLY \
+ $(c_flags) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
+ -o $@ $< -c -S
-lib/asm-offsets.s: include/config.h $(srctree)/lib/asm-offsets.c
- @mkdir -p lib
- $(CC) -DDO_DEPS_ONLY \
- $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
- -o $@ $(srctree)/lib/asm-offsets.c -c -S
+lib/asm-offsets.s: $(srctree)/lib/asm-offsets.c include/config.h
+ $(call cmd,asm-offsets.s)
include/generated/asm-offsets.h: $(CPUDIR)/$(SOC)/asm-offsets.s
- @$(XECHO) Generating $@
- $(srctree)/tools/scripts/make-asm-offsets $(CPUDIR)/$(SOC)/asm-offsets.s $@
+ $(call cmd,offsets)
-$(CPUDIR)/$(SOC)/asm-offsets.s: include/config.h
- @mkdir -p $(CPUDIR)/$(SOC)
+quiet_cmd_soc_asm-offsets.s = CC $@
+ cmd_soc_asm-offsets.s = mkdir -p $(CPUDIR)/$(SOC); \
if [ -f $(srctree)/$(CPUDIR)/$(SOC)/asm-offsets.c ];then \
$(CC) -DDO_DEPS_ONLY \
- $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
+ $(c_flags) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
-o $@ $(srctree)/$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \
else \
touch $@; \
fi
+$(CPUDIR)/$(SOC)/asm-offsets.s: include/config.h
+ $(call cmd,soc_asm-offsets.s)
+
#########################################################################
-else # !config.mk
-all u-boot.hex u-boot.srec u-boot.bin \
-u-boot.img u-boot.dis u-boot \
-$(filter-out tools,$(SUBDIRS)) \
-depend dep tags ctags etags cscope System.map:
- @echo "System not configured - see README" >&2
- @ exit 1
-
-tools: $(VERSION_FILE) $(TIMESTAMP_FILE)
- $(MAKE) $(build)=$@ all
-endif # config.mk
# ARM relocations should all be R_ARM_RELATIVE (32-bit) or
# R_AARCH64_RELATIVE (64-bit).
@LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp
@cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
-easylogo env gdb:
- $(MAKE) $(build)=tools/$@ MTD_VERSION=${MTD_VERSION}
-
-gdbtools: gdb
+env: depend scripts_basic
+ $(Q)$(MAKE) $(build)=tools/$@
-xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc
- $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) $(build)=doc/DocBook $@
-
-tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE)
- $(MAKE) $(build)=tools HOST_TOOLS_ALL=y
+tools-all: HOST_TOOLS_ALL=y
+tools-all: env tools ;
.PHONY : CHANGELOG
CHANGELOG:
cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h
#########################################################################
-unconfig:
- @rm -f include/config.h include/config.mk \
- board/*/config.tmp board/*/*/config.tmp \
- include/autoconf.mk include/autoconf.mk.dep \
- include/spl-autoconf.mk \
- include/tpl-autoconf.mk
+###
+# Cleaning is done on three levels.
+# make clean Delete most generated files
+# Leave enough to build external modules
+# make mrproper Delete the current configuration, and all generated files
+# make distclean Remove editor backup files, patch leftover files and the like
+
+# Directories & files removed with 'make clean'
+CLEAN_DIRS += $(MODVERDIR)
+CLEAN_FILES += u-boot.lds include/bmp_logo.h include/bmp_logo_data.h \
+ board/*/config.tmp board/*/*/config.tmp \
+ include/autoconf.mk* include/spl-autoconf.mk \
+ include/tpl-autoconf.mk
+
+# Directories & files removed with 'make clobber'
+CLOBBER_DIRS += $(patsubst %,spl/%, $(filter-out Makefile, \
+ $(shell ls -1 spl 2>/dev/null))) \
+ tpl
+CLOBBER_FILES += u-boot* MLO MLO* SPL System.map nand_spl/u-boot*
+
+# Directories & files removed with 'make mrproper'
+MRPROPER_DIRS += include/config include/generated
+MRPROPER_FILES += .config .config.old \
+ tags TAGS cscope* GPATH GTAGS GRTAGS GSYMS \
+ include/config.h include/config.mk
+
+# clean - Delete most, but leave enough to build external modules
+#
+clean: rm-dirs := $(CLEAN_DIRS)
+clean: rm-files := $(CLEAN_FILES)
+
+clean-dirs := $(foreach f,$(u-boot-alldirs),$(if $(wildcard $f/Makefile),$f))
+
+clean-dirs := $(addprefix _clean_, $(clean-dirs) doc/DocBook)
+
+PHONY += $(clean-dirs) clean archclean
+$(clean-dirs):
+ $(Q)$(MAKE) $(clean)=$(patsubst _clean_%,%,$@)
+
+# TODO: Do not use *.cfgtmp
+clean: $(clean-dirs)
+ $(call cmd,rmdirs)
+ $(call cmd,rmfiles)
+ @find $(if $(KBUILD_EXTMOD), $(KBUILD_EXTMOD), .) $(RCS_FIND_IGNORE) \
+ \( -name '*.[oas]' -o -name '*.ko' -o -name '.*.cmd' \
+ -o -name '*.ko.*' -o -name '*.su' -o -name '*.cfgtmp' \
+ -o -name '.*.d' -o -name '.*.tmp' -o -name '*.mod.c' \
+ -o -name '*.symtypes' -o -name 'modules.order' \
+ -o -name modules.builtin -o -name '.tmp_*.o.*' \
+ -o -name '*.gcno' \) -type f -print | xargs rm -f
+ @find $(if $(KBUILD_EXTMOD), $(KBUILD_EXTMOD), .) $(RCS_FIND_IGNORE) \
+ -path './nand_spl/*' -type l -print | xargs rm -f
+
+# clobber
+#
+clobber: rm-dirs := $(CLOBBER_DIRS)
+clobber: rm-files := $(CLOBBER_FILES)
-%_config:: unconfig
- @$(MKCONFIG) -A $(@:_config=)
+PHONY += clobber
-#########################################################################
+clobber: clean
+ $(call cmd,rmdirs)
+ $(call cmd,rmfiles)
-clean:
- @rm -f examples/standalone/atmel_df_pow2 \
- examples/standalone/hello_world \
- examples/standalone/interrupt \
- examples/standalone/mem_to_mem_idma2intr \
- examples/standalone/sched \
- $(addprefix examples/standalone/, smc91111_eeprom smc911x_eeprom) \
- examples/standalone/test_burst \
- examples/standalone/timer
- @rm -f $(addprefix examples/api/, demo demo.bin)
- @rm -f tools/bmp_logo tools/easylogo/easylogo \
- tools/env/fw_printenv \
- tools/envcrc \
- $(addprefix tools/gdb/, gdbcont gdbsend) \
- tools/gen_eth_addr tools/img2srec \
- tools/dumpimage \
- $(addprefix tools/, mkenvimage mkimage) \
- tools/mpc86x_clk \
- $(addprefix tools/, mk$(BOARD)spl mkexynosspl) \
- tools/mxsboot \
- tools/ncb tools/ubsha1 \
- tools/kernel-doc/docproc \
- tools/proftool
- @rm -f $(addprefix board/cray/L1/, bootscript.c bootscript.image) \
- board/matrix_vision/*/bootscript.img \
- spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl \
- u-boot.lds \
- $(addprefix arch/blackfin/cpu/, init.lds init.elf)
- @rm -f include/bmp_logo.h
- @rm -f include/bmp_logo_data.h
- @rm -f lib/asm-offsets.s
- @rm -f include/generated/asm-offsets.h
- @rm -f $(CPUDIR)/$(SOC)/asm-offsets.s
- @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE)
- @$(MAKE) -f $(srctree)/doc/DocBook/Makefile cleandocs
- @find $(OBJTREE) -type f \
- \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \
- -o -name '*.o' -o -name '*.a' -o -name '*.exe' \
- -o -name '*.cfgtmp' \) -print \
- | xargs rm -f
-
-# Removes everything not needed for testing u-boot
-tidy: clean
- @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f
-
-clobber: tidy
- @find $(OBJTREE) -type f \( -name '*.srec' \
- -o -name '*.bin' -o -name u-boot.img \) \
- -print0 | xargs -0 rm -f
- @rm -f $(OBJS) *.bak ctags etags TAGS \
- cscope.* *.*~
- @rm -f u-boot u-boot.map u-boot.hex $(ALL-y)
- @rm -f u-boot.kwb
- @rm -f u-boot.pbl
- @rm -f u-boot.imx
- @rm -f u-boot-with-spl.imx
- @rm -f u-boot-with-nand-spl.imx
- @rm -f u-boot.ubl
- @rm -f u-boot.ais
- @rm -f u-boot.dtb
- @rm -f u-boot.sb
- @rm -f u-boot.spr
- @rm -f $(addprefix nand_spl/, u-boot.lds u-boot.lst System.map)
- @rm -f $(addprefix nand_spl/, u-boot-nand_spl.lds u-boot-spl u-boot-spl.map)
- @rm -f $(addprefix spl/, u-boot-spl u-boot-spl.bin u-boot-spl.map)
- @rm -f spl/u-boot-spl.lds
- @rm -f $(addprefix tpl/, u-boot-tpl u-boot-tpl.bin u-boot-tpl.map)
- @rm -f tpl/u-boot-spl.lds
- @rm -f MLO MLO.byteswap
- @rm -f SPL
- @rm -f tools/xway-swap-bytes
- @rm -fr include/asm/proc include/asm/arch include/asm
- @rm -fr include/generated
- @[ ! -d nand_spl ] || find nand_spl -name "*" -type l -print | xargs rm -f
- @rm -f dts/*.tmp
- @rm -f $(addprefix spl/, u-boot-spl.ais, u-boot-spl-pad.ais)
-
-mrproper \
-distclean: clobber unconfig
-ifneq ($(OBJTREE),$(SRCTREE))
- rm -rf *
-endif
+# mrproper - Delete all generated files, including .config
+#
+mrproper: rm-dirs := $(wildcard $(MRPROPER_DIRS))
+mrproper: rm-files := $(wildcard $(MRPROPER_FILES))
+mrproper-dirs := $(addprefix _mrproper_,scripts)
+
+PHONY += $(mrproper-dirs) mrproper archmrproper
+$(mrproper-dirs):
+ $(Q)$(MAKE) $(clean)=$(patsubst _mrproper_%,%,$@)
+
+mrproper: clobber $(mrproper-dirs)
+ $(call cmd,rmdirs)
+ $(call cmd,rmfiles)
+ @rm -f arch/*/include/asm/arch arch/*/include/asm/proc
+
+# distclean
+#
+PHONY += distclean
+
+distclean: mrproper
+ @find $(srctree) $(RCS_FIND_IGNORE) \
+ \( -name '*.orig' -o -name '*.rej' -o -name '*~' \
+ -o -name '*.bak' -o -name '#*#' -o -name '.*.orig' \
+ -o -name '.*.rej' \
+ -o -name '*%' -o -name '.*.cmd' -o -name 'core' \) \
+ -type f -print | xargs rm -f
backup:
F=`basename $(TOPDIR)` ; cd .. ; \
gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F
-#########################################################################
+
+# Documentation targets
+# ---------------------------------------------------------------------------
+%docs: scripts_basic FORCE
+ $(Q)$(MAKE) $(build)=scripts build_docproc
+ $(Q)$(MAKE) $(build)=doc/DocBook $@
+
+# Dummies...
+PHONY += prepare scripts
+prepare: ;
+scripts: ;
+
+endif #ifeq ($(config-targets),1)
+endif #ifeq ($(mixed-targets),1)
+
+quiet_cmd_rmdirs = $(if $(wildcard $(rm-dirs)),CLEAN $(wildcard $(rm-dirs)))
+ cmd_rmdirs = rm -rf $(rm-dirs)
+
+quiet_cmd_rmfiles = $(if $(wildcard $(rm-files)),CLEAN $(wildcard $(rm-files)))
+ cmd_rmfiles = rm -f $(rm-files)
+
+# Shorthand for $(Q)$(MAKE) -f scripts/Makefile.clean obj=dir
+# Usage:
+# $(Q)$(MAKE) $(clean)=dir
+clean := -f $(if $(KBUILD_SRC),$(srctree)/)scripts/Makefile.clean obj
endif # skip-makefile