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 $(TOPDIR
)/config.mk
165 # Targets which don't build the source code
166 NON_BUILD_TARGETS
= backup
clean clobber distclean mrproper tidy unconfig
168 # Only do the generic board check when actually building, not configuring
169 ifeq ($(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 head-y
:= $(CPUDIR
)/start.o
217 head-
$(CONFIG_4xx
) += arch
/powerpc
/cpu
/ppc4xx
/resetvec.o
218 head-
$(CONFIG_MPC85xx
) += arch
/powerpc
/cpu
/mpc85xx
/resetvec.o
220 OBJS
:= $(addprefix $(obj
),$(head-y
))
222 HAVE_VENDOR_COMMON_LIB
= $(if
$(wildcard board
/$(VENDOR
)/common
/Makefile
),y
,n
)
225 LIBS-
$(HAVE_VENDOR_COMMON_LIB
) += board
/$(VENDOR
)/common
/
228 LIBS-y
+= $(CPUDIR
)/$(SOC
)/
230 LIBS-
$(CONFIG_IXP4XX_NPE
) += drivers
/net
/npe
/
231 LIBS-
$(CONFIG_OF_EMBED
) += dts
/
232 LIBS-y
+= arch
/$(ARCH
)/lib
/
237 LIBS-y
+= drivers
/dma
/
238 LIBS-y
+= drivers
/gpio
/
239 LIBS-y
+= drivers
/i2c
/
240 LIBS-y
+= drivers
/input
/
241 LIBS-y
+= drivers
/mmc
/
242 LIBS-y
+= drivers
/mtd
/
243 LIBS-
$(CONFIG_CMD_NAND
) += drivers
/mtd
/nand
/
244 LIBS-y
+= drivers
/mtd
/onenand
/
245 LIBS-
$(CONFIG_CMD_UBI
) += drivers
/mtd
/ubi
/
246 LIBS-y
+= drivers
/mtd
/spi
/
247 LIBS-y
+= drivers
/net
/
248 LIBS-y
+= drivers
/net
/phy
/
249 LIBS-y
+= drivers
/pci
/
250 LIBS-y
+= drivers
/power
/ \
251 drivers
/power
/fuel_gauge
/ \
253 drivers
/power
/pmic
/ \
254 drivers
/power
/battery
/
255 LIBS-y
+= drivers
/spi
/
256 LIBS-
$(CONFIG_FMAN_ENET
) += drivers
/net
/fm
/
257 LIBS-
$(CONFIG_SYS_FSL_DDR
) += drivers
/ddr
/fsl
/
258 LIBS-y
+= drivers
/serial
/
259 LIBS-y
+= drivers
/usb
/eth
/
260 LIBS-y
+= drivers
/usb
/gadget
/
261 LIBS-y
+= drivers
/usb
/host
/
262 LIBS-y
+= drivers
/usb
/musb
/
263 LIBS-y
+= drivers
/usb
/musb-new
/
264 LIBS-y
+= drivers
/usb
/phy
/
265 LIBS-y
+= drivers
/usb
/ulpi
/
267 LIBS-y
+= lib
/libfdt
/
268 LIBS-
$(CONFIG_API
) += api
/
269 LIBS-
$(CONFIG_HAS_POST
) += post
/
272 ifneq (,$(filter $(SOC
), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610
))
273 LIBS-y
+= arch
/$(ARCH
)/imx-common
/
276 LIBS-
$(CONFIG_ARM
) += arch
/arm
/cpu
/
277 LIBS-
$(CONFIG_PPC
) += arch
/powerpc
/cpu
/
279 LIBS-y
+= board
/$(BOARDDIR
)/
281 LIBS-y
:= $(patsubst %/, %/built-in.o
, $(LIBS-y
))
282 LIBS
:= $(addprefix $(obj
),$(sort $(LIBS-y
)))
286 ifdef USE_PRIVATE_LIBGCC
287 ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
288 PLATFORM_LIBGCC
= $(OBJTREE
)/arch
/$(ARCH
)/lib
/libgcc.o
290 PLATFORM_LIBGCC
= -L
$(USE_PRIVATE_LIBGCC
) -lgcc
293 PLATFORM_LIBGCC
:= -L
$(shell dirname
`$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc
295 PLATFORM_LIBS
+= $(PLATFORM_LIBGCC
)
298 # Special flags for CPP when processing the linker script.
299 # Pass the version down so we can handle backwards compatibility
302 -include $(TOPDIR
)/include/u-boot
/u-boot.lds.h \
304 $(shell $(LD
) --version | \
305 sed
-ne
's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
307 __OBJS
:= $(subst $(obj
),,$(OBJS
))
308 __LIBS
:= $(subst $(obj
),,$(LIBS
))
310 #########################################################################
311 #########################################################################
313 ifneq ($(CONFIG_BOARD_SIZE_LIMIT
),)
315 @actual
=`wc -c $@ | awk '{print $$1}'`; \
316 limit
=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \
317 if
test $$actual -gt
$$limit; then \
318 echo
"$@ exceeds file size limit:" >&2 ; \
319 echo
" limit: $$limit bytes" >&2 ; \
320 echo
" actual: $$actual bytes" >&2 ; \
321 echo
" excess: $$((actual - limit)) bytes" >&2; \
328 # Statically apply RELA-style relocations (currently arm64 only)
329 ifneq ($(CONFIG_STATIC_RELA
),)
330 # $(1) is u-boot ELF, $(2) is u-boot bin, $(3) is text base
332 start
=$$($(NM
) $(1) | grep __rel_dyn_start | cut
-f
1 -d
' '); \
333 end
=$$($(NM
) $(1) | grep __rel_dyn_end | cut
-f
1 -d
' '); \
334 $(obj
)tools
/relocate-rela
$(2) $(3) $$start $$end
339 # Always append ALL so that arch config.mk's can add custom ones
340 ALL-y
+= $(obj
)u-boot.srec
$(obj
)u-boot.bin
$(obj
)System.map
342 ALL-
$(CONFIG_NAND_U_BOOT
) += $(obj
)u-boot-nand.bin
343 ALL-
$(CONFIG_ONENAND_U_BOOT
) += $(obj
)u-boot-onenand.bin
344 ALL-
$(CONFIG_RAMBOOT_PBL
) += $(obj
)u-boot.pbl
345 ALL-
$(CONFIG_SPL
) += $(obj
)spl
/u-boot-spl.bin
346 ALL-
$(CONFIG_SPL_FRAMEWORK
) += $(obj
)u-boot.img
347 ALL-
$(CONFIG_TPL
) += $(obj
)tpl
/u-boot-tpl.bin
348 ALL-
$(CONFIG_OF_SEPARATE
) += $(obj
)u-boot.dtb
$(obj
)u-boot-dtb.bin
349 ifneq ($(CONFIG_SPL_TARGET
),)
350 ALL-
$(CONFIG_SPL
) += $(obj
)$(CONFIG_SPL_TARGET
:"%"=%)
352 ALL-
$(CONFIG_REMAKE_ELF
) += $(obj
)u-boot.elf
354 # enable combined SPL/u-boot/dtb rules for tegra
355 ifneq ($(CONFIG_TEGRA
),)
356 ifeq ($(CONFIG_SPL
),y
)
357 ifeq ($(CONFIG_OF_SEPARATE
),y
)
358 ALL-y
+= $(obj
)u-boot-dtb-tegra.bin
360 ALL-y
+= $(obj
)u-boot-nodtb-tegra.bin
365 build
:= -f
$(TOPDIR
)/scripts
/Makefile.build
-C
367 all: $(ALL-y
) $(SUBDIR_EXAMPLES-y
)
369 $(obj
)u-boot.dtb
: checkdtc
$(obj
)u-boot
370 $(MAKE
) $(build
) dts binary
371 mv
$(obj
)dts
/dt.dtb
$@
373 $(obj
)u-boot-dtb.bin
: $(obj
)u-boot.bin
$(obj
)u-boot.dtb
376 $(obj
)u-boot.hex
: $(obj
)u-boot
377 $(OBJCOPY
) ${OBJCFLAGS} -O ihex
$< $@
379 $(obj
)u-boot.srec
: $(obj
)u-boot
380 $(OBJCOPY
) ${OBJCFLAGS} -O srec
$< $@
382 $(obj
)u-boot.bin
: $(obj
)u-boot
383 $(OBJCOPY
) ${OBJCFLAGS} -O binary
$< $@
384 $(call DO_STATIC_RELA
,$<,$@
,$(CONFIG_SYS_TEXT_BASE
))
387 $(obj
)u-boot.ldr
: $(obj
)u-boot
389 $(LDR
) -T
$(CONFIG_BFIN_CPU
) -c
$@
$< $(LDR_FLAGS
)
392 $(obj
)u-boot.ldr.hex
: $(obj
)u-boot.ldr
393 $(OBJCOPY
) ${OBJCFLAGS} -O ihex
$< $@
-I binary
395 $(obj
)u-boot.ldr.srec
: $(obj
)u-boot.ldr
396 $(OBJCOPY
) ${OBJCFLAGS} -O srec
$< $@
-I binary
399 # U-Boot entry point, needed for booting of full-blown U-Boot
400 # from the SPL U-Boot version.
402 ifndef CONFIG_SYS_UBOOT_START
403 CONFIG_SYS_UBOOT_START
:= 0
406 $(obj
)u-boot.img
: $(obj
)u-boot.bin
407 $(obj
)tools
/mkimage
-A
$(ARCH
) -T firmware
-C none \
408 -O u-boot
-a
$(CONFIG_SYS_TEXT_BASE
) \
409 -e
$(CONFIG_SYS_UBOOT_START
) \
410 -n
$(shell sed
-n
-e
's/.*U_BOOT_VERSION//p' $(VERSION_FILE
) | \
411 sed
-e
's/"[ ]*$$/ for $(BOARD) board"/') \
414 $(obj
)u-boot.imx
: $(obj
)u-boot.bin depend
415 $(MAKE
) $(build
) $(SRCTREE
)/arch
/arm
/imx-common
$(OBJTREE
)/u-boot.imx
417 $(obj
)u-boot.kwb
: $(obj
)u-boot.bin
418 $(obj
)tools
/mkimage
-n
$(CONFIG_SYS_KWD_CONFIG
) -T kwbimage \
419 -a
$(CONFIG_SYS_TEXT_BASE
) -e
$(CONFIG_SYS_TEXT_BASE
) -d
$< $@
421 $(obj
)u-boot.pbl
: $(obj
)u-boot.bin
422 $(obj
)tools
/mkimage
-n
$(CONFIG_SYS_FSL_PBL_RCW
) \
423 -R
$(CONFIG_SYS_FSL_PBL_PBI
) -T pblimage \
426 $(obj
)u-boot.sha1
: $(obj
)u-boot.bin
427 $(obj
)tools
/ubsha1
$(obj
)u-boot.bin
429 $(obj
)u-boot.dis
: $(obj
)u-boot
430 $(OBJDUMP
) -d
$< > $@
432 # $@ is output, $(1) and $(2) are inputs, $(3) is padded intermediate,
435 $(OBJCOPY
) ${OBJCFLAGS} --pad-to
=$(4) -I binary
-O binary \
437 cat
$(obj
)$(3) $(2) > $@
; \
441 SPL_PAYLOAD
:= $(obj
)tpl
/u-boot-with-tpl.bin
443 SPL_PAYLOAD
:= $(obj
)u-boot.bin
446 $(obj
)u-boot-with-spl.bin
: $(obj
)spl
/u-boot-spl.bin
$(SPL_PAYLOAD
)
447 $(call SPL_PAD_APPEND
,$<,$(SPL_PAYLOAD
),spl
/u-boot-spl-pad.bin
,$(CONFIG_SPL_PAD_TO
))
449 $(obj
)tpl
/u-boot-with-tpl.bin
: $(obj
)tpl
/u-boot-tpl.bin
$(obj
)u-boot.bin
450 $(call SPL_PAD_APPEND
,$<,$(obj
)u-boot.bin
,tpl
/u-boot-tpl-pad.bin
,$(CONFIG_TPL_PAD_TO
))
452 $(obj
)u-boot-with-spl.imx
: $(obj
)spl
/u-boot-spl.bin
$(obj
)u-boot.bin
453 $(MAKE
) $(build
) $(SRCTREE
)/arch
/arm
/imx-common \
454 $(OBJTREE
)/u-boot-with-spl.imx
456 $(obj
)u-boot-with-nand-spl.imx
: $(obj
)spl
/u-boot-spl.bin
$(obj
)u-boot.bin
457 $(MAKE
) $(build
) $(SRCTREE
)/arch
/arm
/imx-common \
458 $(OBJTREE
)/u-boot-with-nand-spl.imx
460 $(obj
)u-boot.ubl
: $(obj
)u-boot-with-spl.bin
461 $(obj
)tools
/mkimage
-n
$(UBL_CONFIG
) -T ublimage \
462 -e
$(CONFIG_SYS_TEXT_BASE
) -d
$< $(obj
)u-boot.ubl
464 $(obj
)u-boot.ais
: $(obj
)spl
/u-boot-spl.bin
$(obj
)u-boot.img
465 $(obj
)tools
/mkimage
-s
-n
$(if
$(CONFIG_AIS_CONFIG_FILE
),$(CONFIG_AIS_CONFIG_FILE
),"/dev/null") \
467 -e
$(CONFIG_SPL_TEXT_BASE
) \
468 -d
$(obj
)spl
/u-boot-spl.bin \
469 $(obj
)spl
/u-boot-spl.ais
470 $(OBJCOPY
) ${OBJCFLAGS} -I binary \
471 --pad-to
=$(CONFIG_SPL_MAX_SIZE
) -O binary \
472 $(obj
)spl
/u-boot-spl.ais
$(obj
)spl
/u-boot-spl-pad.ais
473 cat
$(obj
)spl
/u-boot-spl-pad.ais
$(obj
)u-boot.img
> \
477 $(obj
)u-boot.sb
: $(obj
)u-boot.bin
$(obj
)spl
/u-boot-spl.bin
478 $(MAKE
) $(build
) $(SRCTREE
)/$(CPUDIR
)/$(SOC
)/ $(OBJTREE
)/u-boot.sb
480 # On x600 (SPEAr600) U-Boot is appended to U-Boot SPL.
481 # Both images are created using mkimage (crc etc), so that the ROM
482 # bootloader can check its integrity. Padding needs to be done to the
483 # SPL image (with mkimage header) and not the binary. Otherwise the resulting image
484 # which is loaded/copied by the ROM bootloader to SRAM doesn't fit.
485 # The resulting image containing both U-Boot images is called u-boot.spr
486 $(obj
)u-boot.spr
: $(obj
)u-boot.img
$(obj
)spl
/u-boot-spl.bin
487 $(obj
)tools
/mkimage
-A
$(ARCH
) -T firmware
-C none \
488 -a
$(CONFIG_SPL_TEXT_BASE
) -e
$(CONFIG_SPL_TEXT_BASE
) -n XLOADER \
489 -d
$(obj
)spl
/u-boot-spl.bin
$@
490 $(OBJCOPY
) -I binary
-O binary \
491 --pad-to
=$(CONFIG_SPL_PAD_TO
) --gap-fill
=0xff $@
492 cat
$(obj
)u-boot.img
>> $@
494 ifneq ($(CONFIG_TEGRA
),)
495 $(obj
)u-boot-nodtb-tegra.bin
: $(obj
)spl
/u-boot-spl.bin
$(obj
)u-boot.bin
496 $(OBJCOPY
) ${OBJCFLAGS} --pad-to
=$(CONFIG_SYS_TEXT_BASE
) -O binary
$(obj
)spl
/u-boot-spl
$(obj
)spl
/u-boot-spl-pad.bin
497 cat
$(obj
)spl
/u-boot-spl-pad.bin
$(obj
)u-boot.bin
> $@
498 rm $(obj
)spl
/u-boot-spl-pad.bin
500 ifeq ($(CONFIG_OF_SEPARATE
),y
)
501 $(obj
)u-boot-dtb-tegra.bin
: $(obj
)u-boot-nodtb-tegra.bin
$(obj
)u-boot.dtb
502 cat
$(obj
)u-boot-nodtb-tegra.bin
$(obj
)u-boot.dtb
> $@
506 $(obj
)u-boot-img.bin
: $(obj
)spl
/u-boot-spl.bin
$(obj
)u-boot.img
507 cat
$(obj
)spl
/u-boot-spl.bin
$(obj
)u-boot.img
> $@
509 # PPC4xx needs the SPL at the end of the image, since the reset vector
510 # is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target
511 # and need to introduce a new build target with the full blown U-Boot
512 # at the start padded up to the start of the SPL image. And then concat
513 # the SPL image to the end.
514 $(obj
)u-boot-img-spl-at-end.bin
: $(obj
)spl
/u-boot-spl.bin
$(obj
)u-boot.img
515 $(OBJCOPY
) -I binary
-O binary
--pad-to
=$(CONFIG_UBOOT_PAD_TO
) \
516 --gap-fill
=0xff $(obj
)u-boot.img
$@
517 cat
$(obj
)spl
/u-boot-spl.bin
>> $@
519 # Create a new ELF from a raw binary file. This is useful for arm64
520 # where static relocation needs to be performed on the raw binary,
521 # but certain simulators only accept an ELF file (but don't do the
523 # FIXME refactor dts/Makefile to share target/arch detection
524 $(obj
)u-boot.elf
: $(obj
)u-boot.bin
525 @
$(OBJCOPY
) -B aarch64
-I binary
-O elf64-littleaarch64 \
526 $< $(obj
)u-boot-elf.o
527 @
$(LD
) $(obj
)u-boot-elf.o
-o
$@ \
528 --defsym
=_start
=$(CONFIG_SYS_TEXT_BASE
) \
529 -Ttext
=$(CONFIG_SYS_TEXT_BASE
)
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
) $(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
566 $(obj
)u-boot.lds
: $(LDSCRIPT
) depend
567 $(CPP
) $(CPPFLAGS
) $(LDPPFLAGS
) -ansi
-D__ASSEMBLY__
-P
- <$< >$@
569 nand_spl
: $(TIMESTAMP_FILE
) $(VERSION_FILE
) depend
570 $(MAKE
) -C nand_spl
/board
/$(BOARDDIR
) all
572 $(obj
)u-boot-nand.bin
: nand_spl
$(obj
)u-boot.bin
573 cat
$(obj
)nand_spl
/u-boot-spl-16k.bin
$(obj
)u-boot.bin
> $(obj
)u-boot-nand.bin
575 $(obj
)spl
/u-boot-spl.bin
: $(SUBDIR_TOOLS
) depend
578 $(obj
)tpl
/u-boot-tpl.bin
: $(SUBDIR_TOOLS
) depend
579 $(MAKE
) -C spl
all CONFIG_TPL_BUILD
=y
581 # Explicitly make _depend in subdirs containing multiple targets to prevent
582 # parallel sub-makes creating .depend files simultaneously.
583 depend dep
: $(TIMESTAMP_FILE
) $(VERSION_FILE
) \
584 $(obj
)include/spl-autoconf.mk \
585 $(obj
)include/tpl-autoconf.mk \
586 $(obj
)include/autoconf.mk \
587 $(obj
)include/generated
/generic-asm-offsets.h \
588 $(obj
)include/generated
/asm-offsets.h
590 TAG_SUBDIRS
= $(SUBDIRS
)
591 TAG_SUBDIRS
+= $(dir $(__LIBS
))
592 TAG_SUBDIRS
+= include
598 $(CROSS_COMPILE
)objdump
-d
$(obj
)u-boot \
599 `$(FIND) $(obj) -name u-boot-spl -print` | \
600 perl
$(src
)scripts
/checkstack.pl
$(ARCH
)
603 ctags
-w
-o
$(obj
)ctags
`$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
604 -name '*.[chS]' -print`
607 etags
-a
-o
$(obj
)etags
`$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
608 -name '*.[chS]' -print`
610 $(FIND
) $(FINDFLAGS
) $(TAG_SUBDIRS
) -name
'*.[chS]' -print > \
616 grep
-v
'\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
618 $(obj
)System.map
: $(obj
)u-boot
619 @
$(call SYSTEM_MAP
,$<) > $@
622 @if
test $(call cc-version
) -lt
0404; then \
623 echo
-n
'*** Your GCC does not produce working '; \
624 echo
'binaries in THUMB mode.'; \
625 echo
'*** Your board is configured for THUMB mode.'; \
629 # GCC 3.x is reported to have problems generating the type of relocation
631 # See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html
633 @if
test $(call cc-version
) -lt
0400; then \
634 echo
-n
'*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \
639 @if
test $(call dtc-version
) -lt
0104; then \
640 echo
'*** Your dtc is too old, please upgrade to dtc 1.4 or newer'; \
645 # Auto-generate the autoconf.mk file (which is included by all makefiles)
647 # This target actually generates 2 files; autoconf.mk and autoconf.mk.dep.
648 # the dep file is only include in this top level makefile to determine when
649 # to regenerate the autoconf.mk file.
650 $(obj
)include/autoconf.mk.dep
: $(obj
)include/config.h
include/common.h
651 @
$(XECHO
) Generating
$@
; \
652 : Generate the dependancies
; \
653 $(CC
) -x c
-DDO_DEPS_ONLY
-M
$(CFLAGS
) $(CPPFLAGS
) \
654 -MQ
$(obj
)include/autoconf.mk
include/common.h
> $@ || \
657 $(obj
)include/autoconf.mk
: $(obj
)include/config.h
658 @
$(XECHO
) Generating
$@
; \
659 : Extract the config macros
; \
660 $(CPP
) $(CFLAGS
) -DDO_DEPS_ONLY
-dM
include/common.h
> $@.tmp
&& \
661 sed
-n
-f tools
/scripts
/define2mk.sed
$@.tmp
> $@
; \
664 # Auto-generate the spl-autoconf.mk file (which is included by all makefiles for SPL)
665 $(obj
)include/tpl-autoconf.mk
: $(obj
)include/config.h
666 @
$(XECHO
) Generating
$@
; \
667 : Extract the config macros
; \
668 $(CPP
) $(CFLAGS
) -DCONFIG_TPL_BUILD
-DCONFIG_SPL_BUILD\
669 -DDO_DEPS_ONLY
-dM
include/common.h
> $@.tmp
&& \
670 sed
-n
-f tools
/scripts
/define2mk.sed
$@.tmp
> $@
; \
673 $(obj
)include/spl-autoconf.mk
: $(obj
)include/config.h
674 @
$(XECHO
) Generating
$@
; \
675 : Extract the config macros
; \
676 $(CPP
) $(CFLAGS
) -DCONFIG_SPL_BUILD
-DDO_DEPS_ONLY
-dM
include/common.h
> $@.tmp
&& \
677 sed
-n
-f tools
/scripts
/define2mk.sed
$@.tmp
> $@
; \
680 $(obj
)include/generated
/generic-asm-offsets.h
: $(obj
)lib
/asm-offsets.s
681 @
$(XECHO
) Generating
$@
682 tools
/scripts
/make-asm-offsets
$(obj
)lib
/asm-offsets.s
$@
684 $(obj
)lib
/asm-offsets.s
: $(obj
)include/config.h
$(src
)lib
/asm-offsets.c
686 $(CC
) -DDO_DEPS_ONLY \
687 $(CFLAGS
) $(CFLAGS_
$(BCURDIR
)/$(@F
)) $(CFLAGS_
$(BCURDIR
)) \
688 -o
$@
$(src
)lib
/asm-offsets.c
-c
-S
690 $(obj
)include/generated
/asm-offsets.h
: $(obj
)$(CPUDIR
)/$(SOC
)/asm-offsets.s
691 @
$(XECHO
) Generating
$@
692 tools
/scripts
/make-asm-offsets
$(obj
)$(CPUDIR
)/$(SOC
)/asm-offsets.s
$@
694 $(obj
)$(CPUDIR
)/$(SOC
)/asm-offsets.s
: $(obj
)include/config.h
695 @mkdir
-p
$(obj
)$(CPUDIR
)/$(SOC
)
696 if
[ -f
$(src
)$(CPUDIR
)/$(SOC
)/asm-offsets.c
];then \
697 $(CC
) -DDO_DEPS_ONLY \
698 $(CFLAGS
) $(CFLAGS_
$(BCURDIR
)/$(@F
)) $(CFLAGS_
$(BCURDIR
)) \
699 -o
$@
$(src
)$(CPUDIR
)/$(SOC
)/asm-offsets.c
-c
-S
; \
704 #########################################################################
706 all $(obj
)u-boot.hex
$(obj
)u-boot.srec
$(obj
)u-boot.bin \
707 $(obj
)u-boot.img
$(obj
)u-boot.dis
$(obj
)u-boot \
708 $(filter-out tools
,$(SUBDIRS
)) \
709 depend dep
tags ctags etags cscope
$(obj
)System.map
:
710 @echo
"System not configured - see README" >&2
713 tools
: $(VERSION_FILE
) $(TIMESTAMP_FILE
)
717 # ARM relocations should all be R_ARM_RELATIVE (32-bit) or
718 # R_AARCH64_RELATIVE (64-bit).
719 checkarmreloc
: $(obj
)u-boot
720 @RELOC
="`$(CROSS_COMPILE)readelf -r -W $< | cut -d ' ' -f 4 | \
721 grep R_A | sort -u`"; \
722 if
test "$$RELOC" != "R_ARM_RELATIVE" -a \
723 "$$RELOC" != "R_AARCH64_RELATIVE"; then \
724 echo
"$< contains unexpected relocations: $$RELOC"; \
729 @mkdir
-p
$(dir $(VERSION_FILE
))
730 @
( localvers
='$(shell $(TOPDIR)/scripts/setlocalversion $(TOPDIR))' ; \
731 printf
'#define PLAIN_VERSION "%s%s"\n' \
732 "$(U_BOOT_VERSION)" "$${localvers}" ; \
733 printf
'#define U_BOOT_VERSION "U-Boot %s%s"\n' \
734 "$(U_BOOT_VERSION)" "$${localvers}" ; \
736 @
( printf
'#define CC_VERSION_STRING "%s"\n' \
737 '$(shell $(CC) --version | head -n 1)' )>> $@.tmp
738 @
( printf
'#define LD_VERSION_STRING "%s"\n' \
739 '$(shell $(LD) -v | head -n 1)' )>> $@.tmp
740 @cmp
-s
$@
$@.tmp
&& rm -f
$@.tmp || mv
-f
$@.tmp
$@
743 @mkdir
-p
$(dir $(TIMESTAMP_FILE
))
744 @LC_ALL
=C date
+'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp
745 @LC_ALL
=C date
+'#define U_BOOT_TIME "%T"' >> $@.tmp
746 @cmp
-s
$@
$@.tmp
&& rm -f
$@.tmp || mv
-f
$@.tmp
$@
749 $(MAKE
) -C tools
/$@
all MTD_VERSION
=${MTD_VERSION}
752 xmldocs pdfdocs psdocs htmldocs mandocs
: tools
/kernel-doc
/docproc
753 $(MAKE
) U_BOOT_VERSION
=$(U_BOOT_VERSION
) -C doc
/DocBook
/ $@
755 tools-all
: easylogo env gdb
$(VERSION_FILE
) $(TIMESTAMP_FILE
)
756 $(MAKE
) -C tools HOST_TOOLS_ALL
=y
760 git log
--no-merges U-Boot-1_1_5.. | \
761 unexpand
-a | sed
-e
's/\s\s*$$//' > $@
763 include/license.h
: tools
/bin2header COPYING
764 cat COPYING | gzip
-9 -c | .
/tools
/bin2header license_gzip
> include/license.h
765 #########################################################################
768 @
rm -f
$(obj
)include/config.h
$(obj
)include/config.mk \
769 $(obj
)board
/*/config.tmp
$(obj
)board
/*/*/config.tmp \
770 $(obj
)include/autoconf.mk
$(obj
)include/autoconf.mk.dep \
771 $(obj
)include/spl-autoconf.mk \
772 $(obj
)include/tpl-autoconf.mk
775 @
$(MKCONFIG
) -A
$(@
:_config
=)
777 sinclude
$(obj
).boards.depend
778 $(obj
).boards.depend
: boards.cfg
779 @awk
'(NF && $$1 !~ /^#/) { print $$7 ": " $$7 "_config; $$(MAKE)" }' $< > $@
781 #########################################################################
782 #########################################################################
785 @
rm -f
$(obj
)examples
/standalone
/atmel_df_pow2 \
786 $(obj
)examples
/standalone
/hello_world \
787 $(obj
)examples
/standalone
/interrupt \
788 $(obj
)examples
/standalone
/mem_to_mem_idma2intr \
789 $(obj
)examples
/standalone
/sched \
790 $(obj
)examples
/standalone
/smc911
{11,x
}_eeprom \
791 $(obj
)examples
/standalone
/test_burst \
792 $(obj
)examples
/standalone
/timer
793 @
rm -f
$(obj
)examples
/api
/demo
{,.bin
}
794 @
rm -f
$(obj
)tools
/bmp_logo
$(obj
)tools
/easylogo
/easylogo \
795 $(obj
)tools
/env
/fw_printenv \
797 $(obj
)tools
/gdb
/{gdbcont
,gdbsend
} \
798 $(obj
)tools
/gen_eth_addr
$(obj
)tools
/img2srec \
799 $(obj
)tools
/dump
{env
,}image \
800 $(obj
)tools
/mk
{env
,}image
$(obj
)tools
/mpc86x_clk \
801 $(obj
)tools
/mk
{$(BOARD
),}spl \
802 $(obj
)tools
/mxsboot \
803 $(obj
)tools
/ncb
$(obj
)tools
/ubsha1 \
804 $(obj
)tools
/kernel-doc
/docproc \
806 @
rm -f
$(obj
)board
/cray
/L1
/{bootscript.c
,bootscript.image
} \
807 $(obj
)board
/matrix_vision
/*/bootscript.img \
809 $(obj
)arch
/blackfin
/cpu
/init.
{lds
,elf
}
810 @
rm -f
$(obj
)include/bmp_logo.h
811 @
rm -f
$(obj
)include/bmp_logo_data.h
812 @
rm -f
$(obj
)lib
/asm-offsets.s
813 @
rm -f
$(obj
)include/generated
/asm-offsets.h
814 @
rm -f
$(obj
)$(CPUDIR
)/$(SOC
)/asm-offsets.s
815 @
rm -f
$(TIMESTAMP_FILE
) $(VERSION_FILE
)
816 @
$(MAKE
) -s
-C doc
/DocBook
/ cleandocs
817 @find
$(OBJTREE
) -type f \
818 \
( -name
'core' -o
-name
'*.bak' -o
-name
'*~' -o
-name
'*.su' \
819 -o
-name
'*.o' -o
-name
'*.a' -o
-name
'*.exe' \
820 -o
-name
'*.cfgtmp' \
) -print \
823 # Removes everything not needed for testing u-boot
825 @find
$(OBJTREE
) -type f \
( -name
'*.depend*' \
) -print | xargs
rm -f
828 @find
$(OBJTREE
) -type f \
( -name
'*.srec' \
829 -o
-name
'*.bin' -o
-name u-boot.img \
) \
830 -print0 | xargs
-0 rm -f
831 @
rm -f
$(OBJS
) $(obj
)*.bak
$(obj
)ctags
$(obj
)etags
$(obj
)TAGS \
832 $(obj
)cscope.
* $(obj
)*.
*~
833 @
rm -f
$(obj
)u-boot
$(obj
)u-boot.map
$(obj
)u-boot.hex
$(ALL-y
)
834 @
rm -f
$(obj
)u-boot.kwb
835 @
rm -f
$(obj
)u-boot.pbl
836 @
rm -f
$(obj
)u-boot.imx
837 @
rm -f
$(obj
)u-boot-with-spl.imx
838 @
rm -f
$(obj
)u-boot-with-nand-spl.imx
839 @
rm -f
$(obj
)u-boot.ubl
840 @
rm -f
$(obj
)u-boot.ais
841 @
rm -f
$(obj
)u-boot.dtb
842 @
rm -f
$(obj
)u-boot.sb
843 @
rm -f
$(obj
)u-boot.spr
844 @
rm -f
$(obj
)nand_spl
/{u-boot.
{lds
,lst
},System.map
}
845 @
rm -f
$(obj
)nand_spl
/{u-boot-nand_spl.lds
,u-boot-spl
,u-boot-spl.map
}
846 @
rm -f
$(obj
)spl
/{u-boot-spl
,u-boot-spl.bin
,u-boot-spl.map
}
847 @
rm -f
$(obj
)spl
/u-boot-spl.lds
848 @
rm -f
$(obj
)tpl
/{u-boot-tpl
,u-boot-tpl.bin
,u-boot-tpl.map
}
849 @
rm -f
$(obj
)tpl
/u-boot-spl.lds
850 @
rm -f
$(obj
)MLO MLO.byteswap
852 @
rm -f
$(obj
)tools
/xway-swap-bytes
853 @
rm -fr
$(obj
)include/asm
/proc
$(obj
)include/asm
/arch
$(obj
)include/asm
854 @
rm -fr
$(obj
)include/generated
855 @
[ ! -d
$(obj
)nand_spl
] || find
$(obj
)nand_spl
-name
"*" -type l
-print | xargs
rm -f
856 @
rm -f
$(obj
)dts
/*.tmp
857 @
rm -f
$(obj
)spl
/u-boot-spl
{,-pad
}.ais
860 distclean: clobber unconfig
861 ifneq ($(OBJTREE
),$(SRCTREE
))
866 F
=`basename $(TOPDIR)` ; cd ..
; \
867 gtar
--force-local
-zcvf
`LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F
869 #########################################################################