# # (C) Copyright 2000-2013 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. # # SPDX-License-Identifier: GPL-2.0+ # VERSION = 2014 PATCHLEVEL = 01 SUBLEVEL = EXTRAVERSION = ifneq "$(SUBLEVEL)" "" U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION) else U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL)$(EXTRAVERSION) endif TIMESTAMP_FILE = $(obj)include/generated/timestamp_autogenerated.h VERSION_FILE = $(obj)include/generated/version_autogenerated.h 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/) HOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \ sed -e 's/\(cygwin\).*/cygwin/') export HOSTARCH HOSTOS # Deal with colliding definitions from tcsh etc. VENDOR= ######################################################################### # Allow for silent builds ifeq (,$(findstring s,$(MAKEFLAGS))) XECHO = echo else XECHO = : endif ######################################################################### # # U-boot build supports generating object files in a separate external # directory. Two use cases are supported: # # 1) Add O= to the make command line # 'make O=/tmp/build all' # # 2) Set environment variable BUILD_DIR to point to the desired location # 'export BUILD_DIR=/tmp/build' # 'make' # # The second approach can also be used with a MAKEALL script # 'export BUILD_DIR=/tmp/build' # './MAKEALL' # # Command line 'O=' setting overrides BUILD_DIR environment variable. # # When none of the above methods is used the local build is performed and # the object files are placed in the source directory. # ifeq ("$(origin O)", "command line") BUILD_DIR := $(O) endif # Call a source code checker (by default, "sparse") as part of the # C compilation. # # Use 'make C=1' to enable checking of re-compiled files. # # See the linux kernel file "Documentation/sparse.txt" for more details, # including where to get the "sparse" utility. ifdef C ifeq ("$(origin C)", "command line") CHECKSRC := $(C) endif endif ifndef CHECKSRC CHECKSRC = 0 endif export CHECKSRC ifneq ($(BUILD_DIR),) saved-output := $(BUILD_DIR) # Attempt to create a output directory. $(shell [ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR}) # Verify if it was successful. BUILD_DIR := $(shell cd $(BUILD_DIR) && /bin/pwd) $(if $(BUILD_DIR),,$(error output directory "$(saved-output)" does not exist)) endif # ifneq ($(BUILD_DIR),) OBJTREE := $(if $(BUILD_DIR),$(BUILD_DIR),$(CURDIR)) SPLTREE := $(OBJTREE)/spl TPLTREE := $(OBJTREE)/tpl SRCTREE := $(CURDIR) TOPDIR := $(SRCTREE) LNDIR := $(OBJTREE) export TOPDIR SRCTREE OBJTREE SPLTREE TPLTREE MKCONFIG := $(SRCTREE)/mkconfig export MKCONFIG # $(obj) and (src) are defined in config.mk but here in main Makefile # we also need them before config.mk is included which is the case for # some targets like unconfig, clean, clobber, distclean, etc. ifneq ($(OBJTREE),$(SRCTREE)) obj := $(OBJTREE)/ src := $(SRCTREE)/ else obj := src := endif export obj src # Make sure CDPATH settings don't interfere unexport CDPATH ######################################################################### build := -f $(TOPDIR)/scripts/Makefile.build -C # 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) .PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE) ifeq ($(obj)include/config.mk,$(wildcard $(obj)include/config.mk)) # 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 $(obj)include/autoconf.mk.dep sinclude $(obj)include/autoconf.mk SUBDIR_EXAMPLES-y := examples/standalone SUBDIR_EXAMPLES-$(CONFIG_API) += examples/api ifndef CONFIG_SANDBOX SUBDIRS += $(SUBDIR_EXAMPLES-y) endif # load ARCH, BOARD, and CPU configuration include $(obj)include/config.mk export ARCH CPU BOARD VENDOR SOC # set default to nothing for native builds ifeq ($(HOSTARCH),$(ARCH)) CROSS_COMPILE ?= endif # load other configuration include $(TOPDIR)/config.mk # Targets which don't build the source code NON_BUILD_TARGETS = backup clean clobber distclean mrproper tidy unconfig # Only do the generic board check when actually building, not configuring ifeq ($(filter $(NON_BUILD_TARGETS),$(MAKECMDGOALS)),) ifeq ($(findstring _config,$(MAKECMDGOALS)),) $(CHECK_GENERIC_BOARD) 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 # standard location. LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT)) ifndef LDSCRIPT #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug ifdef CONFIG_SYS_LDSCRIPT # need to strip off double quotes LDSCRIPT := $(CONFIG_SYS_LDSCRIPT:"%"=%) endif endif # If there is no specified link script, we look in a number of places for it ifndef LDSCRIPT ifeq ($(CONFIG_NAND_U_BOOT),y) LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds ifeq ($(wildcard $(LDSCRIPT)),) LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds endif endif ifeq ($(wildcard $(LDSCRIPT)),) LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds endif ifeq ($(wildcard $(LDSCRIPT)),) LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds endif ifeq ($(wildcard $(LDSCRIPT)),) LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds # We don't expect a Makefile here LDSCRIPT_MAKEFILE_DIR = endif ifeq ($(wildcard $(LDSCRIPT)),) $(error could not find linker script) endif endif ######################################################################### # U-Boot objects....order is important (i.e. start must be first) head-y := $(CPUDIR)/start.o head-$(CONFIG_4xx) += arch/powerpc/cpu/ppc4xx/resetvec.o head-$(CONFIG_MPC85xx) += arch/powerpc/cpu/mpc85xx/resetvec.o OBJS := $(addprefix $(obj),$(head-y)) HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n) LIBS-y += lib/ LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/ LIBS-y += $(CPUDIR)/ ifdef 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-$(CONFIG_CMD_UBI) += drivers/mtd/ubi/ LIBS-y += drivers/mtd/spi/ LIBS-y += drivers/net/ LIBS-y += drivers/net/phy/ LIBS-y += drivers/pci/ LIBS-y += drivers/power/ \ drivers/power/fuel_gauge/ \ drivers/power/mfd/ \ drivers/power/pmic/ \ drivers/power/battery/ LIBS-y += drivers/spi/ LIBS-$(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-$(CONFIG_HAS_POST) += post/ LIBS-y += test/ ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610)) LIBS-y += arch/$(ARCH)/imx-common/ endif LIBS-$(CONFIG_ARM) += arch/arm/cpu/ LIBS-$(CONFIG_PPC) += arch/powerpc/cpu/ LIBS-y += board/$(BOARDDIR)/ LIBS-y := $(patsubst %/, %/built-in.o, $(LIBS-y)) LIBS := $(addprefix $(obj),$(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 else PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc endif else PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc endif PLATFORM_LIBS += $(PLATFORM_LIBGCC) export PLATFORM_LIBS # Special flags for CPP when processing the linker script. # Pass the version down so we can handle backwards compatibility # on the fly. LDPPFLAGS += \ -include $(TOPDIR)/include/u-boot/u-boot.lds.h \ -DCPUDIR=$(CPUDIR) \ $(shell $(LD) --version | \ sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p') __OBJS := $(subst $(obj),,$(OBJS)) __LIBS := $(subst $(obj),,$(LIBS)) ######################################################################### ######################################################################### ifneq ($(CONFIG_BOARD_SIZE_LIMIT),) BOARD_SIZE_CHECK = \ @actual=`wc -c $@ | awk '{print $$1}'`; \ limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \ if test $$actual -gt $$limit; then \ echo "$@ exceeds file size limit:" >&2 ; \ echo " limit: $$limit bytes" >&2 ; \ echo " actual: $$actual bytes" >&2 ; \ echo " excess: $$((actual - limit)) bytes" >&2; \ exit 1; \ fi else BOARD_SIZE_CHECK = endif # Statically apply RELA-style relocations (currently arm64 only) ifneq ($(CONFIG_STATIC_RELA),) # $(1) is u-boot ELF, $(2) is u-boot bin, $(3) is text base DO_STATIC_RELA = \ start=$$($(NM) $(1) | grep __rel_dyn_start | cut -f 1 -d ' '); \ end=$$($(NM) $(1) | grep __rel_dyn_end | cut -f 1 -d ' '); \ $(obj)tools/relocate-rela $(2) $(3) $$start $$end else DO_STATIC_RELA = endif # Always append ALL so that arch config.mk's can add custom ones ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin ALL-$(CONFIG_RAMBOOT_PBL) += $(obj)u-boot.pbl ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin ALL-$(CONFIG_SPL_FRAMEWORK) += $(obj)u-boot.img ALL-$(CONFIG_TPL) += $(obj)tpl/u-boot-tpl.bin ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin ifneq ($(CONFIG_SPL_TARGET),) ALL-$(CONFIG_SPL) += $(obj)$(CONFIG_SPL_TARGET:"%"=%) endif ALL-$(CONFIG_REMAKE_ELF) += $(obj)u-boot.elf # enable combined SPL/u-boot/dtb rules for tegra ifneq ($(CONFIG_TEGRA),) ifeq ($(CONFIG_SPL),y) ifeq ($(CONFIG_OF_SEPARATE),y) ALL-y += $(obj)u-boot-dtb-tegra.bin else ALL-y += $(obj)u-boot-nodtb-tegra.bin endif endif endif all: $(ALL-y) $(SUBDIR_EXAMPLES-y) $(obj)u-boot.dtb: checkdtc $(obj)u-boot $(MAKE) $(build) dts binary mv $(obj)dts/dt.dtb $@ $(obj)u-boot-dtb.bin: $(obj)u-boot.bin $(obj)u-boot.dtb cat $^ >$@ $(obj)u-boot.hex: $(obj)u-boot $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ $(obj)u-boot.srec: $(obj)u-boot $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ $(obj)u-boot.bin: $(obj)u-boot $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@ $(call DO_STATIC_RELA,$<,$@,$(CONFIG_SYS_TEXT_BASE)) $(BOARD_SIZE_CHECK) $(obj)u-boot.ldr: $(obj)u-boot $(CREATE_LDR_ENV) $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS) $(BOARD_SIZE_CHECK) $(obj)u-boot.ldr.hex: $(obj)u-boot.ldr $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary $(obj)u-boot.ldr.srec: $(obj)u-boot.ldr $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary # # U-Boot entry point, needed for booting of full-blown U-Boot # from the SPL U-Boot version. # ifndef CONFIG_SYS_UBOOT_START CONFIG_SYS_UBOOT_START := 0 endif $(obj)u-boot.img: $(obj)u-boot.bin $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \ -e $(CONFIG_SYS_UBOOT_START) \ -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \ sed -e 's/"[ ]*$$/ for $(BOARD) board"/') \ -d $< $@ $(obj)u-boot.imx: $(obj)u-boot.bin depend $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common $(OBJTREE)/u-boot.imx $(obj)u-boot.kwb: $(obj)u-boot.bin $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \ -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@ $(obj)u-boot.pbl: $(obj)u-boot.bin $(obj)tools/mkimage -n $(CONFIG_SYS_FSL_PBL_RCW) \ -R $(CONFIG_SYS_FSL_PBL_PBI) -T pblimage \ -d $< $@ $(obj)u-boot.sha1: $(obj)u-boot.bin $(obj)tools/ubsha1 $(obj)u-boot.bin $(obj)u-boot.dis: $(obj)u-boot $(OBJDUMP) -d $< > $@ # $@ is output, $(1) and $(2) are inputs, $(3) is padded intermediate, # $(4) is pad-to SPL_PAD_APPEND = \ $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(4) -I binary -O binary \ $(1) $(obj)$(3); \ cat $(obj)$(3) $(2) > $@; \ rm $(obj)$(3) ifdef CONFIG_TPL SPL_PAYLOAD := $(obj)tpl/u-boot-with-tpl.bin else SPL_PAYLOAD := $(obj)u-boot.bin endif $(obj)u-boot-with-spl.bin: $(obj)spl/u-boot-spl.bin $(SPL_PAYLOAD) $(call SPL_PAD_APPEND,$<,$(SPL_PAYLOAD),spl/u-boot-spl-pad.bin,$(CONFIG_SPL_PAD_TO)) $(obj)tpl/u-boot-with-tpl.bin: $(obj)tpl/u-boot-tpl.bin $(obj)u-boot.bin $(call SPL_PAD_APPEND,$<,$(obj)u-boot.bin,tpl/u-boot-tpl-pad.bin,$(CONFIG_TPL_PAD_TO)) $(obj)u-boot-with-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common \ $(OBJTREE)/u-boot-with-spl.imx $(obj)u-boot-with-nand-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common \ $(OBJTREE)/u-boot-with-nand-spl.imx $(obj)u-boot.ubl: $(obj)u-boot-with-spl.bin $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \ -e $(CONFIG_SYS_TEXT_BASE) -d $< $(obj)u-boot.ubl $(obj)u-boot.ais: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \ -T aisimage \ -e $(CONFIG_SPL_TEXT_BASE) \ -d $(obj)spl/u-boot-spl.bin \ $(obj)spl/u-boot-spl.ais $(OBJCOPY) ${OBJCFLAGS} -I binary \ --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \ $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \ $(obj)u-boot.ais $(obj)u-boot.sb: $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin $(MAKE) $(build) $(SRCTREE)/$(CPUDIR)/$(SOC)/ $(OBJTREE)/u-boot.sb # On x600 (SPEAr600) U-Boot is appended to U-Boot SPL. # Both images are created using mkimage (crc etc), so that the ROM # bootloader can check its integrity. Padding needs to be done to the # SPL image (with mkimage header) and not the binary. Otherwise the resulting image # which is loaded/copied by the ROM bootloader to SRAM doesn't fit. # The resulting image containing both U-Boot images is called u-boot.spr $(obj)u-boot.spr: $(obj)u-boot.img $(obj)spl/u-boot-spl.bin $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \ -d $(obj)spl/u-boot-spl.bin $@ $(OBJCOPY) -I binary -O binary \ --pad-to=$(CONFIG_SPL_PAD_TO) --gap-fill=0xff $@ cat $(obj)u-boot.img >> $@ ifneq ($(CONFIG_TEGRA),) $(obj)u-boot-nodtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@ rm $(obj)spl/u-boot-spl-pad.bin ifeq ($(CONFIG_OF_SEPARATE),y) $(obj)u-boot-dtb-tegra.bin: $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb cat $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb > $@ endif endif $(obj)u-boot-img.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img cat $(obj)spl/u-boot-spl.bin $(obj)u-boot.img > $@ # PPC4xx needs the SPL at the end of the image, since the reset vector # is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target # and need to introduce a new build target with the full blown U-Boot # at the start padded up to the start of the SPL image. And then concat # the SPL image to the end. $(obj)u-boot-img-spl-at-end.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img $(OBJCOPY) -I binary -O binary --pad-to=$(CONFIG_UBOOT_PAD_TO) \ --gap-fill=0xff $(obj)u-boot.img $@ cat $(obj)spl/u-boot-spl.bin >> $@ # Create a new ELF from a raw binary file. This is useful for arm64 # where static relocation needs to be performed on the raw binary, # but certain simulators only accept an ELF file (but don't do the # relocation). # FIXME refactor dts/Makefile to share target/arch detection $(obj)u-boot.elf: $(obj)u-boot.bin @$(OBJCOPY) -B aarch64 -I binary -O elf64-littleaarch64 \ $< $(obj)u-boot-elf.o @$(LD) $(obj)u-boot-elf.o -o $@ \ --defsym=_start=$(CONFIG_SYS_TEXT_BASE) \ -Ttext=$(CONFIG_SYS_TEXT_BASE) ifeq ($(CONFIG_SANDBOX),y) GEN_UBOOT = \ cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \ -Wl,--start-group $(__LIBS) -Wl,--end-group \ $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot else GEN_UBOOT = \ cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \ $(__OBJS) \ --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \ -Map u-boot.map -o u-boot endif $(obj)u-boot: depend \ $(SUBDIR_TOOLS) $(OBJS) $(LIBS) $(obj)u-boot.lds $(GEN_UBOOT) ifeq ($(CONFIG_KALLSYMS),y) smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \ awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \ $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \ -c common/system_map.c -o $(obj)common/system_map.o $(GEN_UBOOT) $(obj)common/system_map.o endif $(OBJS): @: $(LIBS): depend $(SUBDIR_TOOLS) $(MAKE) $(build) $(dir $(subst $(obj),,$@)) tools: depend $(MAKE) $(build) $@ all $(filter-out tools,$(SUBDIRS)): depend $(MAKE) -C $@ all $(SUBDIR_EXAMPLES-y): $(obj)u-boot $(obj)u-boot.lds: $(LDSCRIPT) depend $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@ nand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend $(MAKE) -C nand_spl/board/$(BOARDDIR) all $(obj)u-boot-nand.bin: nand_spl $(obj)u-boot.bin cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin $(obj)spl/u-boot-spl.bin: $(SUBDIR_TOOLS) depend $(MAKE) -C spl all $(obj)tpl/u-boot-tpl.bin: $(SUBDIR_TOOLS) depend $(MAKE) -C spl 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) \ $(obj)include/spl-autoconf.mk \ $(obj)include/tpl-autoconf.mk \ $(obj)include/autoconf.mk \ $(obj)include/generated/generic-asm-offsets.h \ $(obj)include/generated/asm-offsets.h TAG_SUBDIRS = $(SUBDIRS) TAG_SUBDIRS += $(dir $(__LIBS)) TAG_SUBDIRS += include FIND := find FINDFLAGS := -L checkstack: $(CROSS_COMPILE)objdump -d $(obj)u-boot \ `$(FIND) $(obj) -name u-boot-spl -print` | \ perl $(src)scripts/checkstack.pl $(ARCH) tags ctags: ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ -name '*.[chS]' -print` etags: etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ -name '*.[chS]' -print` cscope: $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \ cscope.files cscope -b -q -k SYSTEM_MAP = \ $(NM) $1 | \ grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \ LC_ALL=C sort $(obj)System.map: $(obj)u-boot @$(call SYSTEM_MAP,$<) > $@ checkthumb: @if test $(call cc-version) -lt 0404; then \ echo -n '*** Your GCC does not produce working '; \ echo 'binaries in THUMB mode.'; \ echo '*** Your board is configured for THUMB mode.'; \ false; \ fi # GCC 3.x is reported to have problems generating the type of relocation # that U-Boot wants. # See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html checkgcc4: @if test $(call cc-version) -lt 0400; then \ echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \ false; \ fi checkdtc: @if test $(call dtc-version) -lt 0104; then \ echo '*** Your dtc is too old, please upgrade to dtc 1.4 or newer'; \ 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. $(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h @$(XECHO) Generating $@ ; \ : Generate the dependancies ; \ $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \ -MQ $(obj)include/autoconf.mk include/common.h > $@ || \ rm $@ $(obj)include/autoconf.mk: $(obj)include/config.h @$(XECHO) Generating $@ ; \ : Extract the config macros ; \ $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h > $@.tmp && \ sed -n -f tools/scripts/define2mk.sed $@.tmp > $@; \ rm $@.tmp # Auto-generate the spl-autoconf.mk file (which is included by all makefiles for SPL) $(obj)include/tpl-autoconf.mk: $(obj)include/config.h @$(XECHO) Generating $@ ; \ : Extract the config macros ; \ $(CPP) $(CFLAGS) -DCONFIG_TPL_BUILD -DCONFIG_SPL_BUILD\ -DDO_DEPS_ONLY -dM include/common.h > $@.tmp && \ sed -n -f tools/scripts/define2mk.sed $@.tmp > $@; \ rm $@.tmp $(obj)include/spl-autoconf.mk: $(obj)include/config.h @$(XECHO) Generating $@ ; \ : Extract the config macros ; \ $(CPP) $(CFLAGS) -DCONFIG_SPL_BUILD -DDO_DEPS_ONLY -dM include/common.h > $@.tmp && \ sed -n -f tools/scripts/define2mk.sed $@.tmp > $@; \ rm $@.tmp $(obj)include/generated/generic-asm-offsets.h: $(obj)lib/asm-offsets.s @$(XECHO) Generating $@ tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@ $(obj)lib/asm-offsets.s: $(obj)include/config.h $(src)lib/asm-offsets.c @mkdir -p $(obj)lib $(CC) -DDO_DEPS_ONLY \ $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ -o $@ $(src)lib/asm-offsets.c -c -S $(obj)include/generated/asm-offsets.h: $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s @$(XECHO) Generating $@ tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@ $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s: $(obj)include/config.h @mkdir -p $(obj)$(CPUDIR)/$(SOC) if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \ $(CC) -DDO_DEPS_ONLY \ $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \ else \ touch $@; \ fi ######################################################################### else # !config.mk all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \ $(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \ $(filter-out tools,$(SUBDIRS)) \ depend dep tags ctags etags cscope $(obj)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). checkarmreloc: $(obj)u-boot @RELOC="`$(CROSS_COMPILE)readelf -r -W $< | cut -d ' ' -f 4 | \ grep R_A | sort -u`"; \ if test "$$RELOC" != "R_ARM_RELATIVE" -a \ "$$RELOC" != "R_AARCH64_RELATIVE"; then \ echo "$< contains unexpected relocations: $$RELOC"; \ false; \ fi $(VERSION_FILE): @mkdir -p $(dir $(VERSION_FILE)) @( localvers='$(shell $(TOPDIR)/scripts/setlocalversion $(TOPDIR))' ; \ printf '#define PLAIN_VERSION "%s%s"\n' \ "$(U_BOOT_VERSION)" "$${localvers}" ; \ printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \ "$(U_BOOT_VERSION)" "$${localvers}" ; \ ) > $@.tmp @( printf '#define CC_VERSION_STRING "%s"\n' \ '$(shell $(CC) --version | head -n 1)' )>> $@.tmp @( printf '#define LD_VERSION_STRING "%s"\n' \ '$(shell $(LD) -v | head -n 1)' )>> $@.tmp @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ $(TIMESTAMP_FILE): @mkdir -p $(dir $(TIMESTAMP_FILE)) @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ easylogo env gdb: $(MAKE) $(build) tools/$@ MTD_VERSION=${MTD_VERSION} gdbtools: gdb xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@ tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE) $(MAKE) $(build) tools HOST_TOOLS_ALL=y .PHONY : CHANGELOG CHANGELOG: git log --no-merges U-Boot-1_1_5.. | \ unexpand -a | sed -e 's/\s\s*$$//' > $@ include/license.h: tools/bin2header COPYING cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h ######################################################################### unconfig: @rm -f $(obj)include/config.h $(obj)include/config.mk \ $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \ $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep \ $(obj)include/spl-autoconf.mk \ $(obj)include/tpl-autoconf.mk %_config:: unconfig @$(MKCONFIG) -A $(@:_config=) sinclude $(obj).boards.depend $(obj).boards.depend: boards.cfg @awk '(NF && $$1 !~ /^#/) { print $$7 ": " $$7 "_config; $$(MAKE)" }' $< > $@ ######################################################################### ######################################################################### clean: @rm -f $(obj)examples/standalone/atmel_df_pow2 \ $(obj)examples/standalone/hello_world \ $(obj)examples/standalone/interrupt \ $(obj)examples/standalone/mem_to_mem_idma2intr \ $(obj)examples/standalone/sched \ $(obj)examples/standalone/smc911{11,x}_eeprom \ $(obj)examples/standalone/test_burst \ $(obj)examples/standalone/timer @rm -f $(obj)examples/api/demo{,.bin} @rm -f $(obj)tools/bmp_logo $(obj)tools/easylogo/easylogo \ $(obj)tools/env/fw_printenv \ $(obj)tools/envcrc \ $(obj)tools/gdb/{gdbcont,gdbsend} \ $(obj)tools/gen_eth_addr $(obj)tools/img2srec \ $(obj)tools/dump{env,}image \ $(obj)tools/mk{env,}image $(obj)tools/mpc86x_clk \ $(obj)tools/mk{$(BOARD),exynos}spl \ $(obj)tools/mxsboot \ $(obj)tools/ncb $(obj)tools/ubsha1 \ $(obj)tools/kernel-doc/docproc \ $(obj)tools/proftool @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image} \ $(obj)board/matrix_vision/*/bootscript.img \ $(obj)spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl \ $(obj)u-boot.lds \ $(obj)arch/blackfin/cpu/init.{lds,elf} @rm -f $(obj)include/bmp_logo.h @rm -f $(obj)include/bmp_logo_data.h @rm -f $(obj)lib/asm-offsets.s @rm -f $(obj)include/generated/asm-offsets.h @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE) @$(MAKE) -s -C doc/DocBook/ 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) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \ $(obj)cscope.* $(obj)*.*~ @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y) @rm -f $(obj)u-boot.kwb @rm -f $(obj)u-boot.pbl @rm -f $(obj)u-boot.imx @rm -f $(obj)u-boot-with-spl.imx @rm -f $(obj)u-boot-with-nand-spl.imx @rm -f $(obj)u-boot.ubl @rm -f $(obj)u-boot.ais @rm -f $(obj)u-boot.dtb @rm -f $(obj)u-boot.sb @rm -f $(obj)u-boot.spr @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map} @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map} @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map} @rm -f $(obj)spl/u-boot-spl.lds @rm -f $(obj)tpl/{u-boot-tpl,u-boot-tpl.bin,u-boot-tpl.map} @rm -f $(obj)tpl/u-boot-spl.lds @rm -f $(obj)MLO MLO.byteswap @rm -f $(obj)SPL @rm -f $(obj)tools/xway-swap-bytes @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm @rm -fr $(obj)include/generated @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f @rm -f $(obj)dts/*.tmp @rm -f $(obj)spl/u-boot-spl{,-pad}.ais mrproper \ distclean: clobber unconfig ifneq ($(OBJTREE),$(SRCTREE)) rm -rf $(obj)* endif backup: F=`basename $(TOPDIR)` ; cd .. ; \ gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F #########################################################################