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 := $(SRCTREE)/mkconfig
112 ifneq ($(OBJTREE),$(SRCTREE))
117 # $(obj) and (src) are defined in config.mk but here in main Makefile
118 # we also need them before config.mk is included which is the case for
119 # some targets like unconfig, clean, clobber, distclean, etc.
120 ifneq ($(OBJTREE),$(SRCTREE))
129 # Make sure CDPATH settings don't interfere
132 #########################################################################
134 # The "tools" are needed early, so put this first
135 # Don't include stuff already done in $(LIBS)
136 # The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC
137 # is "yes"), so compile examples after U-Boot is compiled.
139 SUBDIRS = $(SUBDIR_TOOLS)
141 .PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE)
143 ifeq ($(obj)include/config.mk,$(wildcard $(obj)include/config.mk))
145 # Include autoconf.mk before config.mk so that the config options are available
146 # to all top level build files. We need the dummy all: target to prevent the
147 # dependency target in autoconf.mk.dep from being the default.
149 sinclude $(obj)include/autoconf.mk.dep
150 sinclude $(obj)include/autoconf.mk
152 SUBDIR_EXAMPLES-y := examples/standalone
153 SUBDIR_EXAMPLES-$(CONFIG_API) += examples/api
154 ifndef CONFIG_SANDBOX
155 SUBDIRS += $(SUBDIR_EXAMPLES-y)
158 # load ARCH, BOARD, and CPU configuration
159 include $(obj)include/config.mk
160 export ARCH CPU BOARD VENDOR SOC
162 # set default to nothing for native builds
163 ifeq ($(HOSTARCH),$(ARCH))
167 # load other configuration
168 include $(TOPDIR)/config.mk
170 # Targets which don't build the source code
171 NON_BUILD_TARGETS = backup clean clobber distclean mkproper tidy unconfig
173 # Only do the generic board check when actually building, not configuring
174 ifeq ($(filter $(NON_BUILD_TARGETS),$(MAKECMDGOALS)),)
175 ifeq ($(findstring _config,$(MAKECMDGOALS)),)
176 $(CHECK_GENERIC_BOARD)
180 # If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use
181 # that (or fail if absent). Otherwise, search for a linker script in a
184 LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT))
187 #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug
188 ifdef CONFIG_SYS_LDSCRIPT
189 # need to strip off double quotes
190 LDSCRIPT := $(subst ",,$(CONFIG_SYS_LDSCRIPT))
194 # If there is no specified link script, we look in a number of places for it
196 ifeq ($(CONFIG_NAND_U_BOOT),y)
197 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds
198 ifeq ($(wildcard $(LDSCRIPT)),)
199 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds
202 ifeq ($(wildcard $(LDSCRIPT)),)
203 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds
205 ifeq ($(wildcard $(LDSCRIPT)),)
206 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds
208 ifeq ($(wildcard $(LDSCRIPT)),)
209 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds
210 # We don't expect a Makefile here
211 LDSCRIPT_MAKEFILE_DIR =
213 ifeq ($(wildcard $(LDSCRIPT)),)
214 $(error could not find linker script)
218 #########################################################################
219 # U-Boot objects....order is important (i.e. start must be first)
221 OBJS = $(CPUDIR)/start.o
223 OBJS += $(CPUDIR)/resetvec.o
225 ifeq ($(CPU),mpc85xx)
226 OBJS += $(CPUDIR)/resetvec.o
229 OBJS := $(addprefix $(obj),$(OBJS))
231 HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n)
234 LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
237 LIBS-y += $(CPUDIR)/$(SOC)/
239 LIBS-$(CONFIG_IXP4XX_NPE) += drivers/net/npe/
240 LIBS-$(CONFIG_OF_EMBED) += dts/
241 LIBS-y += arch/$(ARCH)/lib/
246 LIBS-y += drivers/dma/
247 LIBS-y += drivers/gpio/
248 LIBS-y += drivers/i2c/
249 LIBS-y += drivers/input/
250 LIBS-y += drivers/mmc/
251 LIBS-y += drivers/mtd/
252 LIBS-y += drivers/mtd/nand/
253 LIBS-y += drivers/mtd/onenand/
254 LIBS-y += drivers/mtd/ubi/
255 LIBS-y += drivers/mtd/spi/
256 LIBS-y += drivers/net/
257 LIBS-y += drivers/net/phy/
258 LIBS-y += drivers/pci/
259 LIBS-y += drivers/power/ \
260 drivers/power/fuel_gauge/ \
262 drivers/power/pmic/ \
263 drivers/power/battery/
264 LIBS-y += drivers/spi/
265 LIBS-$(CONFIG_FMAN_ENET) += drivers/net/fm/
266 LIBS-$(CONFIG_SYS_FSL_DDR) += drivers/ddr/fsl/
267 LIBS-y += drivers/serial/
268 LIBS-y += drivers/usb/eth/
269 LIBS-y += drivers/usb/gadget/
270 LIBS-y += drivers/usb/host/
271 LIBS-y += drivers/usb/musb/
272 LIBS-y += drivers/usb/musb-new/
273 LIBS-y += drivers/usb/phy/
274 LIBS-y += drivers/usb/ulpi/
276 LIBS-y += lib/libfdt/
277 LIBS-$(CONFIG_API) += api/
281 ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610))
282 LIBS-y += arch/$(ARCH)/imx-common/
285 LIBS-$(CONFIG_ARM) += arch/arm/cpu/
286 LIBS-$(CONFIG_PPC) += arch/powerpc/cpu/
288 LIBS-y += board/$(BOARDDIR)/
290 LIBS-y := $(patsubst %/, %/built-in.o, $(LIBS-y))
291 LIBS := $(addprefix $(obj),$(sort $(LIBS-y)))
295 ifdef USE_PRIVATE_LIBGCC
296 ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
297 PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o
299 PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc
302 PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc
304 PLATFORM_LIBS += $(PLATFORM_LIBGCC)
307 # Special flags for CPP when processing the linker script.
308 # Pass the version down so we can handle backwards compatibility
311 -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
313 $(shell $(LD) --version | \
314 sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
316 __OBJS := $(subst $(obj),,$(OBJS))
317 __LIBS := $(subst $(obj),,$(LIBS))
319 #########################################################################
320 #########################################################################
322 ifneq ($(CONFIG_BOARD_SIZE_LIMIT),)
324 @actual=`wc -c $@ | awk '{print $$1}'`; \
325 limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \
326 if test $$actual -gt $$limit; then \
327 echo "$@ exceeds file size limit:" >&2 ; \
328 echo " limit: $$limit bytes" >&2 ; \
329 echo " actual: $$actual bytes" >&2 ; \
330 echo " excess: $$((actual - limit)) bytes" >&2; \
337 # Statically apply RELA-style relocations (currently arm64 only)
338 ifneq ($(CONFIG_STATIC_RELA),)
339 # $(1) is u-boot ELF, $(2) is u-boot bin, $(3) is text base
341 start=$$($(NM) $(1) | grep __rel_dyn_start | cut -f 1 -d ' '); \
342 end=$$($(NM) $(1) | grep __rel_dyn_end | cut -f 1 -d ' '); \
343 $(obj)tools/relocate-rela $(2) $(3) $$start $$end
348 # Always append ALL so that arch config.mk's can add custom ones
349 ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map
351 ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin
352 ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin
353 ALL-$(CONFIG_RAMBOOT_PBL) += $(obj)u-boot.pbl
354 ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin
355 ALL-$(CONFIG_SPL_FRAMEWORK) += $(obj)u-boot.img
356 ALL-$(CONFIG_TPL) += $(obj)tpl/u-boot-tpl.bin
357 ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin
358 ifneq ($(CONFIG_SPL_TARGET),)
359 ALL-$(CONFIG_SPL) += $(obj)$(subst ",,$(CONFIG_SPL_TARGET))
362 # enable combined SPL/u-boot/dtb rules for tegra
363 ifneq ($(CONFIG_TEGRA),)
364 ifeq ($(CONFIG_SPL),y)
365 ifeq ($(CONFIG_OF_SEPARATE),y)
366 ALL-y += $(obj)u-boot-dtb-tegra.bin
368 ALL-y += $(obj)u-boot-nodtb-tegra.bin
373 build := -f $(TOPDIR)/scripts/Makefile.build -C
375 all: $(ALL-y) $(SUBDIR_EXAMPLES-y)
377 $(obj)u-boot.dtb: checkdtc $(obj)u-boot
378 $(MAKE) $(build) dts binary
379 mv $(obj)dts/dt.dtb $@
381 $(obj)u-boot-dtb.bin: $(obj)u-boot.bin $(obj)u-boot.dtb
384 $(obj)u-boot.hex: $(obj)u-boot
385 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@
387 $(obj)u-boot.srec: $(obj)u-boot
388 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@
390 $(obj)u-boot.bin: $(obj)u-boot
391 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
392 $(call DO_STATIC_RELA,$<,$@,$(CONFIG_SYS_TEXT_BASE))
395 $(obj)u-boot.ldr: $(obj)u-boot
397 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS)
400 $(obj)u-boot.ldr.hex: $(obj)u-boot.ldr
401 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary
403 $(obj)u-boot.ldr.srec: $(obj)u-boot.ldr
404 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary
407 # U-Boot entry point, needed for booting of full-blown U-Boot
408 # from the SPL U-Boot version.
410 ifndef CONFIG_SYS_UBOOT_START
411 CONFIG_SYS_UBOOT_START := 0
414 $(obj)u-boot.img: $(obj)u-boot.bin
415 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
416 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \
417 -e $(CONFIG_SYS_UBOOT_START) \
418 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \
419 sed -e 's/"[ ]*$$/ for $(BOARD) board"/') \
422 $(obj)u-boot.imx: $(obj)u-boot.bin depend
423 $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common $(OBJTREE)/u-boot.imx
425 $(obj)u-boot.kwb: $(obj)u-boot.bin
426 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \
427 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@
429 $(obj)u-boot.pbl: $(obj)u-boot.bin
430 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \
431 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \
434 $(obj)u-boot.sha1: $(obj)u-boot.bin
435 $(obj)tools/ubsha1 $(obj)u-boot.bin
437 $(obj)u-boot.dis: $(obj)u-boot
438 $(OBJDUMP) -d $< > $@
440 # $@ is output, $(1) and $(2) are inputs, $(3) is padded intermediate,
443 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(4) -I binary -O binary \
445 cat $(obj)$(3) $(2) > $@; \
449 SPL_PAYLOAD := $(obj)tpl/u-boot-with-tpl.bin
451 SPL_PAYLOAD := $(obj)u-boot.bin
454 $(obj)u-boot-with-spl.bin: $(obj)spl/u-boot-spl.bin $(SPL_PAYLOAD)
455 $(call SPL_PAD_APPEND,$<,$(SPL_PAYLOAD),spl/u-boot-spl-pad.bin,$(CONFIG_SPL_PAD_TO))
457 $(obj)tpl/u-boot-with-tpl.bin: $(obj)tpl/u-boot-tpl.bin $(obj)u-boot.bin
458 $(call SPL_PAD_APPEND,$<,$(obj)u-boot.bin,tpl/u-boot-tpl-pad.bin,$(CONFIG_TPL_PAD_TO))
460 $(obj)u-boot-with-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
461 $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common \
462 $(OBJTREE)/u-boot-with-spl.imx
464 $(obj)u-boot-with-nand-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
465 $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common \
466 $(OBJTREE)/u-boot-with-nand-spl.imx
468 $(obj)u-boot.ubl: $(obj)u-boot-with-spl.bin
469 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \
470 -e $(CONFIG_SYS_TEXT_BASE) -d $< $(obj)u-boot.ubl
472 $(obj)u-boot.ais: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
473 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \
475 -e $(CONFIG_SPL_TEXT_BASE) \
476 -d $(obj)spl/u-boot-spl.bin \
477 $(obj)spl/u-boot-spl.ais
478 $(OBJCOPY) ${OBJCFLAGS} -I binary \
479 --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \
480 $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais
481 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \
485 $(obj)u-boot.sb: $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin
486 $(MAKE) $(build) $(SRCTREE)/$(CPUDIR)/$(SOC)/ $(OBJTREE)/u-boot.sb
488 # On x600 (SPEAr600) U-Boot is appended to U-Boot SPL.
489 # Both images are created using mkimage (crc etc), so that the ROM
490 # bootloader can check its integrity. Padding needs to be done to the
491 # SPL image (with mkimage header) and not the binary. Otherwise the resulting image
492 # which is loaded/copied by the ROM bootloader to SRAM doesn't fit.
493 # The resulting image containing both U-Boot images is called u-boot.spr
494 $(obj)u-boot.spr: $(obj)u-boot.img $(obj)spl/u-boot-spl.bin
495 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
496 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \
497 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img
498 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \
499 of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null
500 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \
501 conv=notrunc 2>/dev/null
502 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@
504 ifneq ($(CONFIG_TEGRA),)
505 $(obj)u-boot-nodtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
506 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin
507 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@
508 rm $(obj)spl/u-boot-spl-pad.bin
510 ifeq ($(CONFIG_OF_SEPARATE),y)
511 $(obj)u-boot-dtb-tegra.bin: $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb
512 cat $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb > $@
516 $(obj)u-boot-img.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
517 cat $(obj)spl/u-boot-spl.bin $(obj)u-boot.img > $@
519 # PPC4xx needs the SPL at the end of the image, since the reset vector
520 # is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target
521 # and need to introduce a new build target with the full blown U-Boot
522 # at the start padded up to the start of the SPL image. And then concat
523 # the SPL image to the end.
524 $(obj)u-boot-img-spl-at-end.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
525 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_UBOOT_PAD_TO) \
526 of=$(obj)u-boot-pad.img 2>/dev/null
527 dd if=$(obj)u-boot.img of=$(obj)u-boot-pad.img \
528 conv=notrunc 2>/dev/null
529 cat $(obj)u-boot-pad.img $(obj)spl/u-boot-spl.bin > $@
531 ifeq ($(CONFIG_SANDBOX),y)
533 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \
534 -Wl,--start-group $(__LIBS) -Wl,--end-group \
535 $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot
538 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
540 --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
541 -Map u-boot.map -o u-boot
544 $(obj)u-boot: depend \
545 $(SUBDIR_TOOLS) $(OBJS) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds
547 ifeq ($(CONFIG_KALLSYMS),y)
548 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \
549 awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \
550 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \
551 -c common/system_map.c -o $(obj)common/system_map.o
552 $(GEN_UBOOT) $(obj)common/system_map.o
558 $(LIBS): depend $(SUBDIR_TOOLS)
559 $(MAKE) $(build) $(dir $(subst $(obj),,$@))
564 $(SUBDIR_EXAMPLES-y): $(obj)u-boot
567 $(MAKE) -C $(dir $@) $(notdir $@)
569 $(obj)u-boot.lds: $(LDSCRIPT)
570 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@
572 nand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend
573 $(MAKE) -C nand_spl/board/$(BOARDDIR) all
575 $(obj)u-boot-nand.bin: nand_spl $(obj)u-boot.bin
576 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin
578 $(obj)spl/u-boot-spl.bin: $(SUBDIR_TOOLS) depend
581 $(obj)tpl/u-boot-tpl.bin: $(SUBDIR_TOOLS) depend
582 $(MAKE) -C spl all CONFIG_TPL_BUILD=y
584 # Explicitly make _depend in subdirs containing multiple targets to prevent
585 # parallel sub-makes creating .depend files simultaneously.
586 depend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) \
587 $(obj)include/spl-autoconf.mk \
588 $(obj)include/tpl-autoconf.mk \
589 $(obj)include/autoconf.mk \
590 $(obj)include/generated/generic-asm-offsets.h \
591 $(obj)include/generated/asm-offsets.h
593 TAG_SUBDIRS = $(SUBDIRS)
594 TAG_SUBDIRS += $(dir $(__LIBS))
595 TAG_SUBDIRS += include
601 $(CROSS_COMPILE)objdump -d $(obj)u-boot \
602 `$(FIND) $(obj) -name u-boot-spl -print` | \
603 perl $(src)tools/checkstack.pl $(ARCH)
606 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
607 -name '*.[chS]' -print`
610 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
611 -name '*.[chS]' -print`
613 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \
619 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
621 $(obj)System.map: $(obj)u-boot
622 @$(call SYSTEM_MAP,$<) > $@
625 @if test $(call cc-version) -lt 0404; then \
626 echo -n '*** Your GCC does not produce working '; \
627 echo 'binaries in THUMB mode.'; \
628 echo '*** Your board is configured for THUMB mode.'; \
632 # GCC 3.x is reported to have problems generating the type of relocation
634 # See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html
636 @if test $(call cc-version) -lt 0400; then \
637 echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \
642 @if test $(call dtc-version) -lt 0104; then \
643 echo '*** Your dtc is too old, please upgrade to dtc 1.4 or newer'; \
648 # Auto-generate the autoconf.mk file (which is included by all makefiles)
650 # This target actually generates 2 files; autoconf.mk and autoconf.mk.dep.
651 # the dep file is only include in this top level makefile to determine when
652 # to regenerate the autoconf.mk file.
653 $(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h
654 @$(XECHO) Generating $@ ; \
656 : Generate the dependancies ; \
657 $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \
658 -MQ $(obj)include/autoconf.mk include/common.h > $@
660 $(obj)include/autoconf.mk: $(obj)include/config.h
661 @$(XECHO) Generating $@ ; \
663 : Extract the config macros ; \
664 $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \
665 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \
668 # Auto-generate the spl-autoconf.mk file (which is included by all makefiles for SPL)
669 $(obj)include/tpl-autoconf.mk: $(obj)include/config.h
670 @$(XECHO) Generating $@ ; \
672 : Extract the config macros ; \
673 $(CPP) $(CFLAGS) -DCONFIG_TPL_BUILD -DCONFIG_SPL_BUILD\
674 -DDO_DEPS_ONLY -dM include/common.h | \
675 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \
678 $(obj)include/spl-autoconf.mk: $(obj)include/config.h
679 @$(XECHO) Generating $@ ; \
681 : Extract the config macros ; \
682 $(CPP) $(CFLAGS) -DCONFIG_SPL_BUILD -DDO_DEPS_ONLY -dM include/common.h | \
683 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \
686 $(obj)include/generated/generic-asm-offsets.h: $(obj)include/autoconf.mk.dep \
687 $(obj)include/spl-autoconf.mk \
688 $(obj)include/tpl-autoconf.mk \
689 $(obj)lib/asm-offsets.s
690 @$(XECHO) Generating $@
691 tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@
693 $(obj)lib/asm-offsets.s: $(obj)include/autoconf.mk.dep \
694 $(obj)include/spl-autoconf.mk \
695 $(obj)include/tpl-autoconf.mk \
696 $(src)lib/asm-offsets.c
698 $(CC) -DDO_DEPS_ONLY \
699 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
700 -o $@ $(src)lib/asm-offsets.c -c -S
702 $(obj)include/generated/asm-offsets.h: $(obj)include/autoconf.mk.dep \
703 $(obj)include/spl-autoconf.mk \
704 $(obj)include/tpl-autoconf.mk \
705 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
706 @$(XECHO) Generating $@
707 tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@
709 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s: $(obj)include/autoconf.mk.dep \
710 $(obj)include/spl-autoconf.mk \
711 $(obj)include/tpl-autoconf.mk
712 @mkdir -p $(obj)$(CPUDIR)/$(SOC)
713 if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \
714 $(CC) -DDO_DEPS_ONLY \
715 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
716 -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \
721 #########################################################################
723 all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \
724 $(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \
725 $(filter-out tools,$(SUBDIRS)) \
726 depend dep tags ctags etags cscope $(obj)System.map:
727 @echo "System not configured - see README" >&2
730 tools: $(VERSION_FILE) $(TIMESTAMP_FILE)
734 # ARM relocations should all be R_ARM_RELATIVE.
735 checkarmreloc: $(obj)u-boot
736 @if test "R_ARM_RELATIVE" != \
737 "`$(CROSS_COMPILE)readelf -r $< | cut -d ' ' -f 4 | grep R_ARM | sort -u`"; \
738 then echo "$< contains relocations other than \
739 R_ARM_RELATIVE"; false; fi
742 @mkdir -p $(dir $(VERSION_FILE))
743 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \
744 printf '#define PLAIN_VERSION "%s%s"\n' \
745 "$(U_BOOT_VERSION)" "$${localvers}" ; \
746 printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \
747 "$(U_BOOT_VERSION)" "$${localvers}" ; \
749 @( printf '#define CC_VERSION_STRING "%s"\n' \
750 '$(shell $(CC) --version | head -n 1)' )>> $@.tmp
751 @( printf '#define LD_VERSION_STRING "%s"\n' \
752 '$(shell $(LD) -v | head -n 1)' )>> $@.tmp
753 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
756 @mkdir -p $(dir $(TIMESTAMP_FILE))
757 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp
758 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp
759 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
762 $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION}
765 xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc
766 $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@
768 tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE)
769 $(MAKE) -C tools HOST_TOOLS_ALL=y
773 git log --no-merges U-Boot-1_1_5.. | \
774 unexpand -a | sed -e 's/\s\s*$$//' > $@
776 include/license.h: tools/bin2header COPYING
777 cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h
778 #########################################################################
781 @rm -f $(obj)include/config.h $(obj)include/config.mk \
782 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \
783 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep \
784 $(obj)include/spl-autoconf.mk \
785 $(obj)include/tpl-autoconf.mk
788 @$(MKCONFIG) -A $(@:_config=)
790 sinclude $(obj).boards.depend
791 $(obj).boards.depend: boards.cfg
792 @awk '(NF && $$1 !~ /^#/) { print $$7 ": " $$7 "_config; $$(MAKE)" }' $< > $@
794 #########################################################################
795 #########################################################################
798 @rm -f $(obj)examples/standalone/82559_eeprom \
799 $(obj)examples/standalone/atmel_df_pow2 \
800 $(obj)examples/standalone/eepro100_eeprom \
801 $(obj)examples/standalone/hello_world \
802 $(obj)examples/standalone/interrupt \
803 $(obj)examples/standalone/mem_to_mem_idma2intr \
804 $(obj)examples/standalone/sched \
805 $(obj)examples/standalone/smc911{11,x}_eeprom \
806 $(obj)examples/standalone/test_burst \
807 $(obj)examples/standalone/timer
808 @rm -f $(obj)examples/api/demo{,.bin}
809 @rm -f $(obj)tools/bmp_logo $(obj)tools/easylogo/easylogo \
810 $(obj)tools/env/{fw_printenv,fw_setenv} \
812 $(obj)tools/gdb/{astest,gdbcont,gdbsend} \
813 $(obj)tools/gen_eth_addr $(obj)tools/img2srec \
814 $(obj)tools/mk{env,}image $(obj)tools/mpc86x_clk \
815 $(obj)tools/mk{$(BOARD),}spl \
816 $(obj)tools/mxsboot \
817 $(obj)tools/ncb $(obj)tools/ubsha1 \
818 $(obj)tools/kernel-doc/docproc \
820 @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image} \
821 $(obj)board/matrix_vision/*/bootscript.img \
822 $(obj)board/voiceblue/eeprom \
824 $(obj)arch/blackfin/cpu/init.{lds,elf}
825 @rm -f $(obj)include/bmp_logo.h
826 @rm -f $(obj)include/bmp_logo_data.h
827 @rm -f $(obj)lib/asm-offsets.s
828 @rm -f $(obj)include/generated/asm-offsets.h
829 @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
830 @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE)
831 @$(MAKE) -s -C doc/DocBook/ cleandocs
832 @find $(OBJTREE) -type f \
833 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \
834 -o -name '*.o' -o -name '*.a' -o -name '*.exe' \
835 -o -name '*.cfgtmp' \) -print \
838 # Removes everything not needed for testing u-boot
840 @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f
843 @find $(OBJTREE) -type f \( -name '*.srec' \
844 -o -name '*.bin' -o -name u-boot.img \) \
845 -print0 | xargs -0 rm -f
846 @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \
847 $(obj)cscope.* $(obj)*.*~
848 @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y)
849 @rm -f $(obj)u-boot.kwb
850 @rm -f $(obj)u-boot.pbl
851 @rm -f $(obj)u-boot.imx
852 @rm -f $(obj)u-boot-with-spl.imx
853 @rm -f $(obj)u-boot-with-nand-spl.imx
854 @rm -f $(obj)u-boot.ubl
855 @rm -f $(obj)u-boot.ais
856 @rm -f $(obj)u-boot.dtb
857 @rm -f $(obj)u-boot.sb
858 @rm -f $(obj)u-boot.bd
859 @rm -f $(obj)u-boot.spr
860 @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map}
861 @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map}
862 @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map}
863 @rm -f $(obj)spl/u-boot-spl.lds
864 @rm -f $(obj)tpl/{u-boot-tpl,u-boot-tpl.bin,u-boot-tpl.map}
865 @rm -f $(obj)tpl/u-boot-spl.lds
866 @rm -f $(obj)MLO MLO.byteswap
868 @rm -f $(obj)tools/xway-swap-bytes
869 @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm
870 @rm -fr $(obj)include/generated
871 @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f
872 @rm -f $(obj)dts/*.tmp
873 @rm -f $(obj)spl/u-boot-spl{,-pad}.ais
876 distclean: clobber unconfig
877 ifneq ($(OBJTREE),$(SRCTREE))
882 F=`basename $(TOPDIR)` ; cd .. ; \
883 gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F
885 #########################################################################