2 # (C) Copyright 2000-2013
3 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 # SPDX-License-Identifier: GPL-2.0+
12 ifneq "$(SUBLEVEL)" ""
13 U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
15 U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL)$(EXTRAVERSION)
17 TIMESTAMP_FILE = $(obj)include/generated/timestamp_autogenerated.h
18 VERSION_FILE = $(obj)include/generated/version_autogenerated.h
20 HOSTARCH := $(shell uname -m | \
30 HOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \
31 sed -e 's/\(cygwin\).*/cygwin/')
33 export HOSTARCH HOSTOS
35 # Deal with colliding definitions from tcsh etc.
38 #########################################################################
39 # Allow for silent builds
40 ifeq (,$(findstring s,$(MAKEFLAGS)))
46 #########################################################################
48 # U-boot build supports generating object files in a separate external
49 # directory. Two use cases are supported:
51 # 1) Add O= to the make command line
52 # 'make O=/tmp/build all'
54 # 2) Set environment variable BUILD_DIR to point to the desired location
55 # 'export BUILD_DIR=/tmp/build'
58 # The second approach can also be used with a MAKEALL script
59 # 'export BUILD_DIR=/tmp/build'
62 # Command line 'O=' setting overrides BUILD_DIR environment variable.
64 # When none of the above methods is used the local build is performed and
65 # the object files are placed in the source directory.
68 ifeq ("$(origin O)", "command line")
72 # Call a source code checker (by default, "sparse") as part of the
75 # Use 'make C=1' to enable checking of re-compiled files.
77 # See the linux kernel file "Documentation/sparse.txt" for more details,
78 # including where to get the "sparse" utility.
81 ifeq ("$(origin C)", "command line")
91 saved-output := $(BUILD_DIR)
93 # Attempt to create a output directory.
94 $(shell [ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR})
96 # Verify if it was successful.
97 BUILD_DIR := $(shell cd $(BUILD_DIR) && /bin/pwd)
98 $(if $(BUILD_DIR),,$(error output directory "$(saved-output)" does not exist))
99 endif # ifneq ($(BUILD_DIR),)
101 OBJTREE := $(if $(BUILD_DIR),$(BUILD_DIR),$(CURDIR))
102 SPLTREE := $(OBJTREE)/spl
103 TPLTREE := $(OBJTREE)/tpl
107 export TOPDIR SRCTREE OBJTREE SPLTREE TPLTREE
109 MKCONFIG := $(SRCTREE)/mkconfig
112 # $(obj) and (src) are defined in config.mk but here in main Makefile
113 # we also need them before config.mk is included which is the case for
114 # some targets like unconfig, clean, clobber, distclean, etc.
115 ifneq ($(OBJTREE),$(SRCTREE))
124 # Make sure CDPATH settings don't interfere
127 #########################################################################
129 # The "tools" are needed early, so put this first
130 # Don't include stuff already done in $(LIBS)
131 # The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC
132 # is "yes"), so compile examples after U-Boot is compiled.
134 SUBDIRS = $(SUBDIR_TOOLS)
136 .PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE)
138 ifeq ($(obj)include/config.mk,$(wildcard $(obj)include/config.mk))
140 # Include autoconf.mk before config.mk so that the config options are available
141 # to all top level build files. We need the dummy all: target to prevent the
142 # dependency target in autoconf.mk.dep from being the default.
144 sinclude $(obj)include/autoconf.mk.dep
145 sinclude $(obj)include/autoconf.mk
147 SUBDIR_EXAMPLES-y := examples/standalone
148 SUBDIR_EXAMPLES-$(CONFIG_API) += examples/api
149 ifndef CONFIG_SANDBOX
150 SUBDIRS += $(SUBDIR_EXAMPLES-y)
153 # load ARCH, BOARD, and CPU configuration
154 include $(obj)include/config.mk
155 export ARCH CPU BOARD VENDOR SOC
157 # set default to nothing for native builds
158 ifeq ($(HOSTARCH),$(ARCH))
162 # load other configuration
163 include $(TOPDIR)/config.mk
165 # Targets which don't build the source code
166 NON_BUILD_TARGETS = backup clean clobber distclean mkproper tidy unconfig
168 # Only do the generic board check when actually building, not configuring
169 ifeq ($(filter $(NON_BUILD_TARGETS),$(MAKECMDGOALS)),)
170 ifeq ($(findstring _config,$(MAKECMDGOALS)),)
171 $(CHECK_GENERIC_BOARD)
175 # If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use
176 # that (or fail if absent). Otherwise, search for a linker script in a
179 LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT))
182 #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug
183 ifdef CONFIG_SYS_LDSCRIPT
184 # need to strip off double quotes
185 LDSCRIPT := $(CONFIG_SYS_LDSCRIPT:"%"=%)
189 # If there is no specified link script, we look in a number of places for it
191 ifeq ($(CONFIG_NAND_U_BOOT),y)
192 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds
193 ifeq ($(wildcard $(LDSCRIPT)),)
194 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds
197 ifeq ($(wildcard $(LDSCRIPT)),)
198 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds
200 ifeq ($(wildcard $(LDSCRIPT)),)
201 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds
203 ifeq ($(wildcard $(LDSCRIPT)),)
204 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds
205 # We don't expect a Makefile here
206 LDSCRIPT_MAKEFILE_DIR =
208 ifeq ($(wildcard $(LDSCRIPT)),)
209 $(error could not find linker script)
213 #########################################################################
214 # U-Boot objects....order is important (i.e. start must be first)
216 OBJS = $(CPUDIR)/start.o
218 OBJS += $(CPUDIR)/resetvec.o
220 ifeq ($(CPU),mpc85xx)
221 OBJS += $(CPUDIR)/resetvec.o
224 OBJS := $(addprefix $(obj),$(OBJS))
226 HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n)
229 LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
232 LIBS-y += $(CPUDIR)/$(SOC)/
234 LIBS-$(CONFIG_IXP4XX_NPE) += drivers/net/npe/
235 LIBS-$(CONFIG_OF_EMBED) += dts/
236 LIBS-y += arch/$(ARCH)/lib/
241 LIBS-y += drivers/dma/
242 LIBS-y += drivers/gpio/
243 LIBS-y += drivers/i2c/
244 LIBS-y += drivers/input/
245 LIBS-y += drivers/mmc/
246 LIBS-y += drivers/mtd/
247 LIBS-$(CONFIG_CMD_NAND) += drivers/mtd/nand/
248 LIBS-y += drivers/mtd/onenand/
249 LIBS-$(CONFIG_CMD_UBI) += drivers/mtd/ubi/
250 LIBS-y += drivers/mtd/spi/
251 LIBS-y += drivers/net/
252 LIBS-y += drivers/net/phy/
253 LIBS-y += drivers/pci/
254 LIBS-y += drivers/power/ \
255 drivers/power/fuel_gauge/ \
257 drivers/power/pmic/ \
258 drivers/power/battery/
259 LIBS-y += drivers/spi/
260 LIBS-$(CONFIG_FMAN_ENET) += drivers/net/fm/
261 LIBS-$(CONFIG_SYS_FSL_DDR) += drivers/ddr/fsl/
262 LIBS-y += drivers/serial/
263 LIBS-y += drivers/usb/eth/
264 LIBS-y += drivers/usb/gadget/
265 LIBS-y += drivers/usb/host/
266 LIBS-y += drivers/usb/musb/
267 LIBS-y += drivers/usb/musb-new/
268 LIBS-y += drivers/usb/phy/
269 LIBS-y += drivers/usb/ulpi/
271 LIBS-y += lib/libfdt/
272 LIBS-$(CONFIG_API) += api/
273 LIBS-$(CONFIG_HAS_POST) += post/
276 ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610))
277 LIBS-y += arch/$(ARCH)/imx-common/
280 LIBS-$(CONFIG_ARM) += arch/arm/cpu/
281 LIBS-$(CONFIG_PPC) += arch/powerpc/cpu/
283 LIBS-y += board/$(BOARDDIR)/
285 LIBS-y := $(patsubst %/, %/built-in.o, $(LIBS-y))
286 LIBS := $(addprefix $(obj),$(sort $(LIBS-y)))
290 ifdef USE_PRIVATE_LIBGCC
291 ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
292 PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o
294 PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc
297 PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc
299 PLATFORM_LIBS += $(PLATFORM_LIBGCC)
302 # Special flags for CPP when processing the linker script.
303 # Pass the version down so we can handle backwards compatibility
306 -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
308 $(shell $(LD) --version | \
309 sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
311 __OBJS := $(subst $(obj),,$(OBJS))
312 __LIBS := $(subst $(obj),,$(LIBS))
314 #########################################################################
315 #########################################################################
317 ifneq ($(CONFIG_BOARD_SIZE_LIMIT),)
319 @actual=`wc -c $@ | awk '{print $$1}'`; \
320 limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \
321 if test $$actual -gt $$limit; then \
322 echo "$@ exceeds file size limit:" >&2 ; \
323 echo " limit: $$limit bytes" >&2 ; \
324 echo " actual: $$actual bytes" >&2 ; \
325 echo " excess: $$((actual - limit)) bytes" >&2; \
332 # Always append ALL so that arch config.mk's can add custom ones
333 ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map
335 ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin
336 ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin
337 ALL-$(CONFIG_RAMBOOT_PBL) += $(obj)u-boot.pbl
338 ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin
339 ALL-$(CONFIG_SPL_FRAMEWORK) += $(obj)u-boot.img
340 ALL-$(CONFIG_TPL) += $(obj)tpl/u-boot-tpl.bin
341 ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin
342 ifneq ($(CONFIG_SPL_TARGET),)
343 ALL-$(CONFIG_SPL) += $(obj)$(CONFIG_SPL_TARGET:"%"=%)
346 # enable combined SPL/u-boot/dtb rules for tegra
347 ifneq ($(CONFIG_TEGRA),)
348 ifeq ($(CONFIG_OF_SEPARATE),y)
349 ALL-y += $(obj)u-boot-dtb-tegra.bin
351 ALL-y += $(obj)u-boot-nodtb-tegra.bin
355 build := -f $(TOPDIR)/scripts/Makefile.build -C
357 all: $(ALL-y) $(SUBDIR_EXAMPLES-y)
359 $(obj)u-boot.dtb: checkdtc $(obj)u-boot
360 $(MAKE) $(build) dts binary
361 mv $(obj)dts/dt.dtb $@
363 $(obj)u-boot-dtb.bin: $(obj)u-boot.bin $(obj)u-boot.dtb
366 $(obj)u-boot.hex: $(obj)u-boot
367 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@
369 $(obj)u-boot.srec: $(obj)u-boot
370 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@
372 $(obj)u-boot.bin: $(obj)u-boot
373 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
376 $(obj)u-boot.ldr: $(obj)u-boot
378 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS)
381 $(obj)u-boot.ldr.hex: $(obj)u-boot.ldr
382 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary
384 $(obj)u-boot.ldr.srec: $(obj)u-boot.ldr
385 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary
388 # U-Boot entry point, needed for booting of full-blown U-Boot
389 # from the SPL U-Boot version.
391 ifndef CONFIG_SYS_UBOOT_START
392 CONFIG_SYS_UBOOT_START := 0
395 $(obj)u-boot.img: $(obj)u-boot.bin
396 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
397 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \
398 -e $(CONFIG_SYS_UBOOT_START) \
399 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \
400 sed -e 's/"[ ]*$$/ for $(BOARD) board"/') \
403 $(obj)u-boot.imx: $(obj)u-boot.bin depend
404 $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common $(OBJTREE)/u-boot.imx
406 $(obj)u-boot.kwb: $(obj)u-boot.bin
407 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \
408 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@
410 $(obj)u-boot.pbl: $(obj)u-boot.bin
411 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \
412 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \
415 $(obj)u-boot.sha1: $(obj)u-boot.bin
416 $(obj)tools/ubsha1 $(obj)u-boot.bin
418 $(obj)u-boot.dis: $(obj)u-boot
419 $(OBJDUMP) -d $< > $@
421 # $@ is output, $(1) and $(2) are inputs, $(3) is padded intermediate,
424 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(4) -I binary -O binary \
426 cat $(obj)$(3) $(2) > $@; \
430 SPL_PAYLOAD := $(obj)tpl/u-boot-with-tpl.bin
432 SPL_PAYLOAD := $(obj)u-boot.bin
435 $(obj)u-boot-with-spl.bin: $(obj)spl/u-boot-spl.bin $(SPL_PAYLOAD)
436 $(call SPL_PAD_APPEND,$<,$(SPL_PAYLOAD),spl/u-boot-spl-pad.bin,$(CONFIG_SPL_PAD_TO))
438 $(obj)tpl/u-boot-with-tpl.bin: $(obj)tpl/u-boot-tpl.bin $(obj)u-boot.bin
439 $(call SPL_PAD_APPEND,$<,$(obj)u-boot.bin,tpl/u-boot-tpl-pad.bin,$(CONFIG_TPL_PAD_TO))
441 $(obj)u-boot-with-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
442 $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common \
443 $(OBJTREE)/u-boot-with-spl.imx
445 $(obj)u-boot-with-nand-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
446 $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common \
447 $(OBJTREE)/u-boot-with-nand-spl.imx
449 $(obj)u-boot.ubl: $(obj)u-boot-with-spl.bin
450 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \
451 -e $(CONFIG_SYS_TEXT_BASE) -d $< $(obj)u-boot.ubl
453 $(obj)u-boot.ais: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
454 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \
456 -e $(CONFIG_SPL_TEXT_BASE) \
457 -d $(obj)spl/u-boot-spl.bin \
458 $(obj)spl/u-boot-spl.ais
459 $(OBJCOPY) ${OBJCFLAGS} -I binary \
460 --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \
461 $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais
462 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \
466 $(obj)u-boot.sb: $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin
467 $(MAKE) $(build) $(SRCTREE)/$(CPUDIR)/$(SOC)/ $(OBJTREE)/u-boot.sb
469 # On x600 (SPEAr600) U-Boot is appended to U-Boot SPL.
470 # Both images are created using mkimage (crc etc), so that the ROM
471 # bootloader can check its integrity. Padding needs to be done to the
472 # SPL image (with mkimage header) and not the binary. Otherwise the resulting image
473 # which is loaded/copied by the ROM bootloader to SRAM doesn't fit.
474 # The resulting image containing both U-Boot images is called u-boot.spr
475 $(obj)u-boot.spr: $(obj)u-boot.img $(obj)spl/u-boot-spl.bin
476 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
477 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \
478 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img
479 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \
480 of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null
481 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \
482 conv=notrunc 2>/dev/null
483 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@
485 ifneq ($(CONFIG_TEGRA),)
486 $(obj)u-boot-nodtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
487 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin
488 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@
489 rm $(obj)spl/u-boot-spl-pad.bin
491 ifeq ($(CONFIG_OF_SEPARATE),y)
492 $(obj)u-boot-dtb-tegra.bin: $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb
493 cat $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb > $@
497 $(obj)u-boot-img.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
498 cat $(obj)spl/u-boot-spl.bin $(obj)u-boot.img > $@
500 # PPC4xx needs the SPL at the end of the image, since the reset vector
501 # is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target
502 # and need to introduce a new build target with the full blown U-Boot
503 # at the start padded up to the start of the SPL image. And then concat
504 # the SPL image to the end.
505 $(obj)u-boot-img-spl-at-end.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
506 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_UBOOT_PAD_TO) \
507 of=$(obj)u-boot-pad.img 2>/dev/null
508 dd if=$(obj)u-boot.img of=$(obj)u-boot-pad.img \
509 conv=notrunc 2>/dev/null
510 cat $(obj)u-boot-pad.img $(obj)spl/u-boot-spl.bin > $@
512 ifeq ($(CONFIG_SANDBOX),y)
514 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \
515 -Wl,--start-group $(__LIBS) -Wl,--end-group \
516 $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot
519 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
521 --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
522 -Map u-boot.map -o u-boot
525 $(obj)u-boot: depend \
526 $(SUBDIR_TOOLS) $(OBJS) $(LIBS) $(obj)u-boot.lds
528 ifeq ($(CONFIG_KALLSYMS),y)
529 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \
530 awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \
531 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \
532 -c common/system_map.c -o $(obj)common/system_map.o
533 $(GEN_UBOOT) $(obj)common/system_map.o
539 $(LIBS): depend $(SUBDIR_TOOLS)
540 $(MAKE) $(build) $(dir $(subst $(obj),,$@))
545 $(SUBDIR_EXAMPLES-y): $(obj)u-boot
547 $(obj)u-boot.lds: $(LDSCRIPT) depend
548 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@
550 nand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend
551 $(MAKE) -C nand_spl/board/$(BOARDDIR) all
553 $(obj)u-boot-nand.bin: nand_spl $(obj)u-boot.bin
554 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin
556 $(obj)spl/u-boot-spl.bin: $(SUBDIR_TOOLS) depend
559 $(obj)tpl/u-boot-tpl.bin: $(SUBDIR_TOOLS) depend
560 $(MAKE) -C spl all CONFIG_TPL_BUILD=y
562 # Explicitly make _depend in subdirs containing multiple targets to prevent
563 # parallel sub-makes creating .depend files simultaneously.
564 depend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) \
565 $(obj)include/spl-autoconf.mk \
566 $(obj)include/tpl-autoconf.mk \
567 $(obj)include/autoconf.mk \
568 $(obj)include/generated/generic-asm-offsets.h \
569 $(obj)include/generated/asm-offsets.h
571 TAG_SUBDIRS = $(SUBDIRS)
572 TAG_SUBDIRS += $(dir $(__LIBS))
573 TAG_SUBDIRS += include
579 $(CROSS_COMPILE)objdump -d $(obj)u-boot \
580 `$(FIND) $(obj) -name u-boot-spl -print` | \
581 perl $(src)scripts/checkstack.pl $(ARCH)
584 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
585 -name '*.[chS]' -print`
588 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
589 -name '*.[chS]' -print`
591 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \
597 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
599 $(obj)System.map: $(obj)u-boot
600 @$(call SYSTEM_MAP,$<) > $@
603 @if test $(call cc-version) -lt 0404; then \
604 echo -n '*** Your GCC does not produce working '; \
605 echo 'binaries in THUMB mode.'; \
606 echo '*** Your board is configured for THUMB mode.'; \
610 # GCC 3.x is reported to have problems generating the type of relocation
612 # See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html
614 @if test $(call cc-version) -lt 0400; then \
615 echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \
620 @if test $(call dtc-version) -lt 0104; then \
621 echo '*** Your dtc is too old, please upgrade to dtc 1.4 or newer'; \
626 # Auto-generate the autoconf.mk file (which is included by all makefiles)
628 # This target actually generates 2 files; autoconf.mk and autoconf.mk.dep.
629 # the dep file is only include in this top level makefile to determine when
630 # to regenerate the autoconf.mk file.
631 $(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h
632 @$(XECHO) Generating $@ ; \
633 : Generate the dependancies ; \
634 $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \
635 -MQ $(obj)include/autoconf.mk include/common.h > $@ || \
638 $(obj)include/autoconf.mk: $(obj)include/config.h
639 @$(XECHO) Generating $@ ; \
640 : Extract the config macros ; \
641 $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h > $@.tmp && \
642 sed -n -f tools/scripts/define2mk.sed $@.tmp > $@; \
645 # Auto-generate the spl-autoconf.mk file (which is included by all makefiles for SPL)
646 $(obj)include/tpl-autoconf.mk: $(obj)include/config.h
647 @$(XECHO) Generating $@ ; \
648 : Extract the config macros ; \
649 $(CPP) $(CFLAGS) -DCONFIG_TPL_BUILD -DCONFIG_SPL_BUILD\
650 -DDO_DEPS_ONLY -dM include/common.h > $@.tmp && \
651 sed -n -f tools/scripts/define2mk.sed $@.tmp > $@; \
654 $(obj)include/spl-autoconf.mk: $(obj)include/config.h
655 @$(XECHO) Generating $@ ; \
656 : Extract the config macros ; \
657 $(CPP) $(CFLAGS) -DCONFIG_SPL_BUILD -DDO_DEPS_ONLY -dM include/common.h > $@.tmp && \
658 sed -n -f tools/scripts/define2mk.sed $@.tmp > $@; \
661 $(obj)include/generated/generic-asm-offsets.h: $(obj)lib/asm-offsets.s
662 @$(XECHO) Generating $@
663 tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@
665 $(obj)lib/asm-offsets.s: $(obj)include/config.h $(src)lib/asm-offsets.c
667 $(CC) -DDO_DEPS_ONLY \
668 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
669 -o $@ $(src)lib/asm-offsets.c -c -S
671 $(obj)include/generated/asm-offsets.h: $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
672 @$(XECHO) Generating $@
673 tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@
675 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s: $(obj)include/config.h
676 @mkdir -p $(obj)$(CPUDIR)/$(SOC)
677 if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \
678 $(CC) -DDO_DEPS_ONLY \
679 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
680 -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \
685 #########################################################################
687 all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \
688 $(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \
689 $(filter-out tools,$(SUBDIRS)) \
690 depend dep tags ctags etags cscope $(obj)System.map:
691 @echo "System not configured - see README" >&2
694 tools: $(VERSION_FILE) $(TIMESTAMP_FILE)
698 # ARM relocations should all be R_ARM_RELATIVE.
699 checkarmreloc: $(obj)u-boot
700 @if test "R_ARM_RELATIVE" != \
701 "`$(CROSS_COMPILE)readelf -r $< | cut -d ' ' -f 4 | grep R_ARM | sort -u`"; \
702 then echo "$< contains relocations other than \
703 R_ARM_RELATIVE"; false; fi
706 @mkdir -p $(dir $(VERSION_FILE))
707 @( localvers='$(shell $(TOPDIR)/scripts/setlocalversion $(TOPDIR))' ; \
708 printf '#define PLAIN_VERSION "%s%s"\n' \
709 "$(U_BOOT_VERSION)" "$${localvers}" ; \
710 printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \
711 "$(U_BOOT_VERSION)" "$${localvers}" ; \
713 @( printf '#define CC_VERSION_STRING "%s"\n' \
714 '$(shell $(CC) --version | head -n 1)' )>> $@.tmp
715 @( printf '#define LD_VERSION_STRING "%s"\n' \
716 '$(shell $(LD) -v | head -n 1)' )>> $@.tmp
717 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
720 @mkdir -p $(dir $(TIMESTAMP_FILE))
721 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp
722 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp
723 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
726 $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION}
729 xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc
730 $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@
732 tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE)
733 $(MAKE) -C tools HOST_TOOLS_ALL=y
737 git log --no-merges U-Boot-1_1_5.. | \
738 unexpand -a | sed -e 's/\s\s*$$//' > $@
740 include/license.h: tools/bin2header COPYING
741 cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h
742 #########################################################################
745 @rm -f $(obj)include/config.h $(obj)include/config.mk \
746 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \
747 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep \
748 $(obj)include/spl-autoconf.mk \
749 $(obj)include/tpl-autoconf.mk
752 @$(MKCONFIG) -A $(@:_config=)
754 sinclude $(obj).boards.depend
755 $(obj).boards.depend: boards.cfg
756 @awk '(NF && $$1 !~ /^#/) { print $$7 ": " $$7 "_config; $$(MAKE)" }' $< > $@
758 #########################################################################
759 #########################################################################
762 @rm -f $(obj)examples/standalone/82559_eeprom \
763 $(obj)examples/standalone/atmel_df_pow2 \
764 $(obj)examples/standalone/eepro100_eeprom \
765 $(obj)examples/standalone/hello_world \
766 $(obj)examples/standalone/interrupt \
767 $(obj)examples/standalone/mem_to_mem_idma2intr \
768 $(obj)examples/standalone/sched \
769 $(obj)examples/standalone/smc911{11,x}_eeprom \
770 $(obj)examples/standalone/test_burst \
771 $(obj)examples/standalone/timer
772 @rm -f $(obj)examples/api/demo{,.bin}
773 @rm -f $(obj)tools/bmp_logo $(obj)tools/easylogo/easylogo \
774 $(obj)tools/env/{fw_printenv,fw_setenv} \
776 $(obj)tools/gdb/{astest,gdbcont,gdbsend} \
777 $(obj)tools/gen_eth_addr $(obj)tools/img2srec \
778 $(obj)tools/dump{env,}image \
779 $(obj)tools/mk{env,}image $(obj)tools/mpc86x_clk \
780 $(obj)tools/mk{$(BOARD),}spl \
781 $(obj)tools/mxsboot \
782 $(obj)tools/ncb $(obj)tools/ubsha1 \
783 $(obj)tools/kernel-doc/docproc \
785 @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image} \
786 $(obj)board/matrix_vision/*/bootscript.img \
787 $(obj)board/voiceblue/eeprom \
789 $(obj)arch/blackfin/cpu/init.{lds,elf}
790 @rm -f $(obj)include/bmp_logo.h
791 @rm -f $(obj)include/bmp_logo_data.h
792 @rm -f $(obj)lib/asm-offsets.s
793 @rm -f $(obj)include/generated/asm-offsets.h
794 @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
795 @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE)
796 @$(MAKE) -s -C doc/DocBook/ cleandocs
797 @find $(OBJTREE) -type f \
798 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \
799 -o -name '*.o' -o -name '*.a' -o -name '*.exe' \
800 -o -name '*.cfgtmp' \) -print \
803 # Removes everything not needed for testing u-boot
805 @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f
808 @find $(OBJTREE) -type f \( -name '*.srec' \
809 -o -name '*.bin' -o -name u-boot.img \) \
810 -print0 | xargs -0 rm -f
811 @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \
812 $(obj)cscope.* $(obj)*.*~
813 @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y)
814 @rm -f $(obj)u-boot.kwb
815 @rm -f $(obj)u-boot.pbl
816 @rm -f $(obj)u-boot.imx
817 @rm -f $(obj)u-boot-with-spl.imx
818 @rm -f $(obj)u-boot-with-nand-spl.imx
819 @rm -f $(obj)u-boot.ubl
820 @rm -f $(obj)u-boot.ais
821 @rm -f $(obj)u-boot.dtb
822 @rm -f $(obj)u-boot.sb
823 @rm -f $(obj)u-boot.bd
824 @rm -f $(obj)u-boot.spr
825 @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map}
826 @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map}
827 @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map}
828 @rm -f $(obj)spl/u-boot-spl.lds
829 @rm -f $(obj)tpl/{u-boot-tpl,u-boot-tpl.bin,u-boot-tpl.map}
830 @rm -f $(obj)tpl/u-boot-spl.lds
831 @rm -f $(obj)MLO MLO.byteswap
833 @rm -f $(obj)tools/xway-swap-bytes
834 @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm
835 @rm -fr $(obj)include/generated
836 @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f
837 @rm -f $(obj)dts/*.tmp
838 @rm -f $(obj)spl/u-boot-spl{,-pad}.ais
841 distclean: clobber unconfig
842 ifneq ($(OBJTREE),$(SRCTREE))
847 F=`basename $(TOPDIR)` ; cd .. ; \
848 gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F
850 #########################################################################