2 # (C) Copyright 2000-2012
3 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 # See file CREDITS for list of people who contributed to this
8 # This program is free software; you can redistribute it and/or
9 # modify it under the terms of the GNU General Public License as
10 # published by the Free Software Foundatio; either version 2 of
11 # the License, or (at your option) any later version.
13 # This program is distributed in the hope that it will be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 # GNU General Public License for more details.
18 # You should have received a copy of the GNU General Public License
19 # along with this program; if not, write to the Free Software
20 # Foundation, Inc., 59 Temple Place, Suite 330, Boston,
28 ifneq "$(SUBLEVEL)" ""
29 U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
31 U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL)$(EXTRAVERSION)
33 TIMESTAMP_FILE = $(obj)include/generated/timestamp_autogenerated.h
34 VERSION_FILE = $(obj)include/generated/version_autogenerated.h
36 HOSTARCH := $(shell uname -m | \
46 HOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \
47 sed -e 's/\(cygwin\).*/cygwin/')
49 export HOSTARCH HOSTOS
51 # Deal with colliding definitions from tcsh etc.
54 #########################################################################
55 # Allow for silent builds
56 ifeq (,$(findstring s,$(MAKEFLAGS)))
62 #########################################################################
64 # U-boot build supports producing a object files to the separate external
65 # directory. Two use cases are supported:
67 # 1) Add O= to the make command line
68 # 'make O=/tmp/build all'
70 # 2) Set environement variable BUILD_DIR to point to the desired location
71 # 'export BUILD_DIR=/tmp/build'
74 # The second approach can also be used with a MAKEALL script
75 # 'export BUILD_DIR=/tmp/build'
78 # Command line 'O=' setting overrides BUILD_DIR environent variable.
80 # When none of the above methods is used the local build is performed and
81 # the object files are placed in the source directory.
85 ifeq ("$(origin O)", "command line")
90 # Call a source code checker (by default, "sparse") as part of the
93 # Use 'make C=1' to enable checking of re-compiled files.
95 # See the linux kernel file "Documentation/sparse.txt" for more details,
96 # including where to get the "sparse" utility.
99 ifeq ("$(origin C)", "command line")
108 ifneq ($(BUILD_DIR),)
109 saved-output := $(BUILD_DIR)
111 # Attempt to create a output directory.
112 $(shell [ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR})
114 # Verify if it was successful.
115 BUILD_DIR := $(shell cd $(BUILD_DIR) && /bin/pwd)
116 $(if $(BUILD_DIR),,$(error output directory "$(saved-output)" does not exist))
117 endif # ifneq ($(BUILD_DIR),)
119 OBJTREE := $(if $(BUILD_DIR),$(BUILD_DIR),$(CURDIR))
120 SPLTREE := $(OBJTREE)/spl
124 export TOPDIR SRCTREE OBJTREE SPLTREE
126 MKCONFIG := $(SRCTREE)/mkconfig
129 ifneq ($(OBJTREE),$(SRCTREE))
134 # $(obj) and (src) are defined in config.mk but here in main Makefile
135 # we also need them before config.mk is included which is the case for
136 # some targets like unconfig, clean, clobber, distclean, etc.
137 ifneq ($(OBJTREE),$(SRCTREE))
146 # Make sure CDPATH settings don't interfere
149 #########################################################################
151 # The "tools" are needed early, so put this first
152 # Don't include stuff already done in $(LIBS)
153 # The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC
154 # is "yes"), so compile examples after U-Boot is compiled.
156 SUBDIR_EXAMPLES = examples/standalone examples/api
157 SUBDIRS = $(SUBDIR_TOOLS)
159 .PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE)
161 ifeq ($(obj)include/config.mk,$(wildcard $(obj)include/config.mk))
163 # Include autoconf.mk before config.mk so that the config options are available
164 # to all top level build files. We need the dummy all: target to prevent the
165 # dependency target in autoconf.mk.dep from being the default.
167 sinclude $(obj)include/autoconf.mk.dep
168 sinclude $(obj)include/autoconf.mk
170 ifndef CONFIG_SANDBOX
171 SUBDIRS += $(SUBDIR_EXAMPLES)
174 # load ARCH, BOARD, and CPU configuration
175 include $(obj)include/config.mk
176 export ARCH CPU BOARD VENDOR SOC
178 # set default to nothing for native builds
179 ifeq ($(HOSTARCH),$(ARCH))
183 # load other configuration
184 include $(TOPDIR)/config.mk
186 # Targets which don't build the source code
187 NON_BUILD_TARGETS = backup clean clobber distclean mkproper tidy unconfig
189 # Only do the generic board check when actually building, not configuring
190 ifeq ($(filter $(NON_BUILD_TARGETS),$(MAKECMDGOALS)),)
191 ifeq ($(findstring _config,$(MAKECMDGOALS)),)
192 $(CHECK_GENERIC_BOARD)
196 # If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use
197 # that (or fail if absent). Otherwise, search for a linker script in a
200 LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT))
203 #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug
204 ifdef CONFIG_SYS_LDSCRIPT
205 # need to strip off double quotes
206 LDSCRIPT := $(subst ",,$(CONFIG_SYS_LDSCRIPT))
210 # If there is no specified link script, we look in a number of places for it
212 ifeq ($(CONFIG_NAND_U_BOOT),y)
213 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds
214 ifeq ($(wildcard $(LDSCRIPT)),)
215 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds
218 ifeq ($(wildcard $(LDSCRIPT)),)
219 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds
221 ifeq ($(wildcard $(LDSCRIPT)),)
222 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds
224 ifeq ($(wildcard $(LDSCRIPT)),)
225 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds
226 # We don't expect a Makefile here
227 LDSCRIPT_MAKEFILE_DIR =
229 ifeq ($(wildcard $(LDSCRIPT)),)
230 $(error could not find linker script)
234 #########################################################################
235 # U-Boot objects....order is important (i.e. start must be first)
237 OBJS = $(CPUDIR)/start.o
239 OBJS += $(CPUDIR)/resetvec.o
241 ifeq ($(CPU),mpc85xx)
242 OBJS += $(CPUDIR)/resetvec.o
245 OBJS := $(addprefix $(obj),$(OBJS))
247 HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n)
249 LIBS-y += lib/libgeneric.o
250 LIBS-y += lib/lzma/liblzma.o
251 LIBS-y += lib/lzo/liblzo.o
252 LIBS-y += lib/zlib/libz.o
253 LIBS-$(CONFIG_TIZEN) += lib/tizen/libtizen.o
254 LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o
255 LIBS-y += $(CPUDIR)/lib$(CPU).o
257 LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o
260 LIBS-y += drivers/net/npe/libnpe.o
262 LIBS-$(CONFIG_OF_EMBED) += dts/libdts.o
263 LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o
264 LIBS-y += fs/libfs.o \
266 fs/cramfs/libcramfs.o \
267 fs/ext4/libext4fs.o \
270 fs/jffs2/libjffs2.o \
271 fs/reiserfs/libreiserfs.o \
272 fs/sandbox/libsandboxfs.o \
273 fs/ubifs/libubifs.o \
274 fs/yaffs2/libyaffs2.o \
276 LIBS-y += net/libnet.o
277 LIBS-y += disk/libdisk.o
278 LIBS-y += drivers/bios_emulator/libatibiosemu.o
279 LIBS-y += drivers/block/libblock.o
280 LIBS-$(CONFIG_BOOTCOUNT_LIMIT) += drivers/bootcount/libbootcount.o
281 LIBS-y += drivers/crypto/libcrypto.o
282 LIBS-y += drivers/dma/libdma.o
283 LIBS-y += drivers/fpga/libfpga.o
284 LIBS-y += drivers/gpio/libgpio.o
285 LIBS-y += drivers/hwmon/libhwmon.o
286 LIBS-y += drivers/i2c/libi2c.o
287 LIBS-y += drivers/input/libinput.o
288 LIBS-y += drivers/misc/libmisc.o
289 LIBS-y += drivers/mmc/libmmc.o
290 LIBS-y += drivers/mtd/libmtd.o
291 LIBS-y += drivers/mtd/nand/libnand.o
292 LIBS-y += drivers/mtd/onenand/libonenand.o
293 LIBS-y += drivers/mtd/ubi/libubi.o
294 LIBS-y += drivers/mtd/spi/libspi_flash.o
295 LIBS-y += drivers/net/libnet.o
296 LIBS-y += drivers/net/phy/libphy.o
297 LIBS-y += drivers/pci/libpci.o
298 LIBS-y += drivers/pcmcia/libpcmcia.o
299 LIBS-y += drivers/power/libpower.o \
300 drivers/power/fuel_gauge/libfuel_gauge.o \
301 drivers/power/pmic/libpmic.o \
302 drivers/power/battery/libbattery.o
303 LIBS-y += drivers/spi/libspi.o
304 LIBS-y += drivers/dfu/libdfu.o
305 ifeq ($(CPU),mpc83xx)
306 LIBS-y += drivers/qe/libqe.o
307 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
308 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
310 ifeq ($(CPU),mpc85xx)
311 LIBS-y += drivers/qe/libqe.o
312 LIBS-y += drivers/net/fm/libfm.o
313 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
314 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
316 ifeq ($(CPU),mpc86xx)
317 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
318 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
320 LIBS-y += drivers/rtc/librtc.o
321 LIBS-y += drivers/serial/libserial.o
322 LIBS-y += drivers/sound/libsound.o
323 LIBS-y += drivers/tpm/libtpm.o
324 LIBS-y += drivers/twserial/libtws.o
325 LIBS-y += drivers/usb/eth/libusb_eth.o
326 LIBS-y += drivers/usb/gadget/libusb_gadget.o
327 LIBS-y += drivers/usb/host/libusb_host.o
328 LIBS-y += drivers/usb/musb/libusb_musb.o
329 LIBS-y += drivers/usb/musb-new/libusb_musb-new.o
330 LIBS-y += drivers/usb/phy/libusb_phy.o
331 LIBS-y += drivers/usb/ulpi/libusb_ulpi.o
332 LIBS-y += drivers/video/libvideo.o
333 LIBS-y += drivers/watchdog/libwatchdog.o
334 LIBS-y += common/libcommon.o
335 LIBS-y += lib/libfdt/libfdt.o
336 LIBS-y += api/libapi.o
337 LIBS-y += post/libpost.o
338 LIBS-y += test/libtest.o
340 ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TI814X),)
341 LIBS-y += $(CPUDIR)/omap-common/libomap-common.o
344 ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610))
345 LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o
348 ifeq ($(SOC),s5pc1xx)
349 LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
352 LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
354 ifneq ($(CONFIG_TEGRA),)
355 LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o
356 LIBS-y += arch/$(ARCH)/cpu/tegra-common/libcputegra-common.o
357 LIBS-y += $(CPUDIR)/tegra-common/libtegra-common.o
360 LIBS := $(addprefix $(obj),$(sort $(LIBS-y)))
363 LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o
364 LIBBOARD := $(addprefix $(obj),$(LIBBOARD))
367 ifdef USE_PRIVATE_LIBGCC
368 ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
369 PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o
371 PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc
374 PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc
376 PLATFORM_LIBS += $(PLATFORM_LIBGCC)
379 # Special flags for CPP when processing the linker script.
380 # Pass the version down so we can handle backwards compatibility
383 -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
385 $(shell $(LD) --version | \
386 sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
388 __OBJS := $(subst $(obj),,$(OBJS))
389 __LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD))
391 #########################################################################
392 #########################################################################
394 ifneq ($(CONFIG_BOARD_SIZE_LIMIT),)
396 @actual=`wc -c $@ | awk '{print $$1}'`; \
397 limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \
398 if test $$actual -gt $$limit; then \
399 echo "$@ exceeds file size limit:" >&2 ; \
400 echo " limit: $$limit bytes" >&2 ; \
401 echo " actual: $$actual bytes" >&2 ; \
402 echo " excess: $$((actual - limit)) bytes" >&2; \
409 # Always append ALL so that arch config.mk's can add custom ones
410 ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map
412 ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin
413 ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin
414 ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin
415 ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin
416 ifneq ($(CONFIG_SPL_TARGET),)
417 ALL-$(CONFIG_SPL) += $(obj)$(subst ",,$(CONFIG_SPL_TARGET))
420 # enable combined SPL/u-boot/dtb rules for tegra
421 ifneq ($(CONFIG_TEGRA),)
422 ifeq ($(CONFIG_OF_SEPARATE),y)
423 ALL-y += $(obj)u-boot-dtb-tegra.bin
425 ALL-y += $(obj)u-boot-nodtb-tegra.bin
429 all: $(ALL-y) $(SUBDIR_EXAMPLES)
431 $(obj)u-boot.dtb: $(obj)u-boot
432 $(MAKE) -C dts binary
433 mv $(obj)dts/dt.dtb $@
435 $(obj)u-boot-dtb.bin: $(obj)u-boot.bin $(obj)u-boot.dtb
438 $(obj)u-boot.hex: $(obj)u-boot
439 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@
441 $(obj)u-boot.srec: $(obj)u-boot
442 $(OBJCOPY) -O srec $< $@
444 $(obj)u-boot.bin: $(obj)u-boot
445 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
448 $(obj)u-boot.ldr: $(obj)u-boot
450 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS)
453 $(obj)u-boot.ldr.hex: $(obj)u-boot.ldr
454 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary
456 $(obj)u-boot.ldr.srec: $(obj)u-boot.ldr
457 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary
460 # U-Boot entry point, needed for booting of full-blown U-Boot
461 # from the SPL U-Boot version.
463 ifndef CONFIG_SYS_UBOOT_START
464 CONFIG_SYS_UBOOT_START := 0
467 $(obj)u-boot.img: $(obj)u-boot.bin
468 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
469 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \
470 -e $(CONFIG_SYS_UBOOT_START) \
471 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \
472 sed -e 's/"[ ]*$$/ for $(BOARD) board"/') \
475 $(obj)u-boot.imx: $(obj)u-boot.bin depend
476 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common $(OBJTREE)/u-boot.imx
478 $(obj)u-boot.kwb: $(obj)u-boot.bin
479 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \
480 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@
482 $(obj)u-boot.pbl: $(obj)u-boot.bin
483 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \
484 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \
487 $(obj)u-boot.sha1: $(obj)u-boot.bin
488 $(obj)tools/ubsha1 $(obj)u-boot.bin
490 $(obj)u-boot.dis: $(obj)u-boot
491 $(OBJDUMP) -d $< > $@
495 $(obj)u-boot-with-spl.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
496 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SPL_PAD_TO) \
497 -I binary -O binary $< $(obj)spl/u-boot-spl-pad.bin
498 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@
499 rm $(obj)spl/u-boot-spl-pad.bin
501 $(obj)u-boot-with-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
502 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \
503 $(OBJTREE)/u-boot-with-spl.imx
505 $(obj)u-boot-with-nand-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
506 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \
507 $(OBJTREE)/u-boot-with-nand-spl.imx
509 $(obj)u-boot.ubl: $(obj)u-boot-with-spl.bin
510 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \
511 -e $(CONFIG_SYS_TEXT_BASE) -d $< $(obj)u-boot.ubl
513 $(obj)u-boot.ais: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
514 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \
516 -e $(CONFIG_SPL_TEXT_BASE) \
517 -d $(obj)spl/u-boot-spl.bin \
518 $(obj)spl/u-boot-spl.ais
519 $(OBJCOPY) ${OBJCFLAGS} -I binary \
520 --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \
521 $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais
522 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \
526 $(obj)u-boot.sb: $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin
527 $(MAKE) -C $(SRCTREE)/$(CPUDIR)/$(SOC)/ $(OBJTREE)/u-boot.sb
529 # On x600 (SPEAr600) U-Boot is appended to U-Boot SPL.
530 # Both images are created using mkimage (crc etc), so that the ROM
531 # bootloader can check its integrity. Padding needs to be done to the
532 # SPL image (with mkimage header) and not the binary. Otherwise the resulting image
533 # which is loaded/copied by the ROM bootloader to SRAM doesn't fit.
534 # The resulting image containing both U-Boot images is called u-boot.spr
535 $(obj)u-boot.spr: $(obj)u-boot.img $(obj)spl/u-boot-spl.bin
536 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
537 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \
538 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img
539 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \
540 of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null
541 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \
542 conv=notrunc 2>/dev/null
543 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@
545 ifneq ($(CONFIG_TEGRA),)
546 $(obj)u-boot-nodtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
547 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin
548 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@
549 rm $(obj)spl/u-boot-spl-pad.bin
551 ifeq ($(CONFIG_OF_SEPARATE),y)
552 $(obj)u-boot-dtb-tegra.bin: $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb
553 cat $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb > $@
557 $(obj)u-boot-img.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
558 cat $(obj)spl/u-boot-spl.bin $(obj)u-boot.img > $@
560 # PPC4xx needs the SPL at the end of the image, since the reset vector
561 # is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target
562 # and need to introduce a new build target with the full blown U-Boot
563 # at the start padded up to the start of the SPL image. And then concat
564 # the SPL image to the end.
565 $(obj)u-boot-img-spl-at-end.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
566 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_UBOOT_PAD_TO) \
567 of=$(obj)u-boot-pad.img 2>/dev/null
568 dd if=$(obj)u-boot.img of=$(obj)u-boot-pad.img \
569 conv=notrunc 2>/dev/null
570 cat $(obj)u-boot-pad.img $(obj)spl/u-boot-spl.bin > $@
572 ifeq ($(CONFIG_SANDBOX),y)
574 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \
575 -Wl,--start-group $(__LIBS) -Wl,--end-group \
576 $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot
579 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
581 --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
582 -Map u-boot.map -o u-boot
585 $(obj)u-boot: depend \
586 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds
588 ifeq ($(CONFIG_KALLSYMS),y)
589 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \
590 awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \
591 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \
592 -c common/system_map.c -o $(obj)common/system_map.o
593 $(GEN_UBOOT) $(obj)common/system_map.o
597 $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@))
599 $(LIBS): depend $(SUBDIR_TOOLS)
600 $(MAKE) -C $(dir $(subst $(obj),,$@))
602 $(LIBBOARD): depend $(LIBS)
603 $(MAKE) -C $(dir $(subst $(obj),,$@))
608 $(SUBDIR_EXAMPLES): $(obj)u-boot
611 $(MAKE) -C $(dir $@) $(notdir $@)
613 $(obj)u-boot.lds: $(LDSCRIPT)
614 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@
616 nand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend
617 $(MAKE) -C nand_spl/board/$(BOARDDIR) all
619 $(obj)u-boot-nand.bin: nand_spl $(obj)u-boot.bin
620 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin
622 $(obj)spl/u-boot-spl.bin: $(SUBDIR_TOOLS) depend
626 $(MAKE) -C tools/updater all
628 # Explicitly make _depend in subdirs containing multiple targets to prevent
629 # parallel sub-makes creating .depend files simultaneously.
630 depend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) \
631 $(obj)include/autoconf.mk \
632 $(obj)include/generated/generic-asm-offsets.h \
633 $(obj)include/generated/asm-offsets.h
634 for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \
635 $(MAKE) -C $$dir _depend ; done
637 TAG_SUBDIRS = $(SUBDIRS)
638 TAG_SUBDIRS += $(dir $(__LIBS))
639 TAG_SUBDIRS += include
645 $(CROSS_COMPILE)objdump -d $(obj)u-boot \
646 `$(FIND) $(obj) -name u-boot-spl -print` | \
647 perl $(src)tools/checkstack.pl $(ARCH)
650 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
651 -name '*.[chS]' -print`
654 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
655 -name '*.[chS]' -print`
657 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \
663 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
665 $(obj)System.map: $(obj)u-boot
666 @$(call SYSTEM_MAP,$<) > $(obj)System.map
669 @if test $(call cc-version) -lt 0404; then \
670 echo -n '*** Your GCC does not produce working '; \
671 echo 'binaries in THUMB mode.'; \
672 echo '*** Your board is configured for THUMB mode.'; \
676 # GCC 3.x is reported to have problems generating the type of relocation
678 # See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html
680 @if test $(call cc-version) -lt 0400; then \
681 echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \
686 # Auto-generate the autoconf.mk file (which is included by all makefiles)
688 # This target actually generates 2 files; autoconf.mk and autoconf.mk.dep.
689 # the dep file is only include in this top level makefile to determine when
690 # to regenerate the autoconf.mk file.
691 $(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h
692 @$(XECHO) Generating $@ ; \
694 : Generate the dependancies ; \
695 $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \
696 -MQ $(obj)include/autoconf.mk include/common.h > $@
698 $(obj)include/autoconf.mk: $(obj)include/config.h
699 @$(XECHO) Generating $@ ; \
701 : Extract the config macros ; \
702 $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \
703 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \
706 $(obj)include/generated/generic-asm-offsets.h: $(obj)include/autoconf.mk.dep \
707 $(obj)lib/asm-offsets.s
708 @$(XECHO) Generating $@
709 tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@
711 $(obj)lib/asm-offsets.s: $(obj)include/autoconf.mk.dep \
712 $(src)lib/asm-offsets.c
714 $(CC) -DDO_DEPS_ONLY \
715 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
716 -o $@ $(src)lib/asm-offsets.c -c -S
718 $(obj)include/generated/asm-offsets.h: $(obj)include/autoconf.mk.dep \
719 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
720 @$(XECHO) Generating $@
721 tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@
723 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s: $(obj)include/autoconf.mk.dep
724 @mkdir -p $(obj)$(CPUDIR)/$(SOC)
725 if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \
726 $(CC) -DDO_DEPS_ONLY \
727 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
728 -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \
733 #########################################################################
735 all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \
736 $(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \
737 $(filter-out tools,$(SUBDIRS)) \
738 updater depend dep tags ctags etags cscope $(obj)System.map:
739 @echo "System not configured - see README" >&2
742 tools: $(VERSION_FILE) $(TIMESTAMP_FILE)
746 # ARM relocations should all be R_ARM_RELATIVE.
747 checkarmreloc: $(obj)u-boot
748 @if test "R_ARM_RELATIVE" != \
749 "`readelf -r $< | cut -d ' ' -f 4 | grep R_ARM | sort -u`"; \
750 then echo "$< contains relocations other than \
751 R_ARM_RELATIVE"; false; fi
754 @mkdir -p $(dir $(VERSION_FILE))
755 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \
756 printf '#define PLAIN_VERSION "%s%s"\n' \
757 "$(U_BOOT_VERSION)" "$${localvers}" ; \
758 printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \
759 "$(U_BOOT_VERSION)" "$${localvers}" ; \
761 @( printf '#define CC_VERSION_STRING "%s"\n' \
762 '$(shell $(CC) --version | head -n 1)' )>> $@.tmp
763 @( printf '#define LD_VERSION_STRING "%s"\n' \
764 '$(shell $(LD) -v | head -n 1)' )>> $@.tmp
765 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
768 @mkdir -p $(dir $(TIMESTAMP_FILE))
769 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp
770 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp
771 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
774 $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION}
777 xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc
778 $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@
780 tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE)
781 $(MAKE) -C tools HOST_TOOLS_ALL=y
785 git log --no-merges U-Boot-1_1_5.. | \
786 unexpand -a | sed -e 's/\s\s*$$//' > $@
788 include/license.h: tools/bin2header COPYING
789 cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h
790 #########################################################################
793 @rm -f $(obj)include/config.h $(obj)include/config.mk \
794 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \
795 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep
798 @$(MKCONFIG) -A $(@:_config=)
800 sinclude $(obj).boards.depend
801 $(obj).boards.depend: boards.cfg
802 @awk '(NF && $$1 !~ /^#/) { print $$1 ": " $$1 "_config; $$(MAKE)" }' $< > $@
805 # Functions to generate common board directory names
807 lcname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/')
808 ucname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/')
810 #########################################################################
811 #########################################################################
814 @rm -f $(obj)examples/standalone/82559_eeprom \
815 $(obj)examples/standalone/atmel_df_pow2 \
816 $(obj)examples/standalone/eepro100_eeprom \
817 $(obj)examples/standalone/hello_world \
818 $(obj)examples/standalone/interrupt \
819 $(obj)examples/standalone/mem_to_mem_idma2intr \
820 $(obj)examples/standalone/sched \
821 $(obj)examples/standalone/smc911{11,x}_eeprom \
822 $(obj)examples/standalone/test_burst \
823 $(obj)examples/standalone/timer
824 @rm -f $(obj)examples/api/demo{,.bin}
825 @rm -f $(obj)tools/bmp_logo $(obj)tools/easylogo/easylogo \
826 $(obj)tools/env/{fw_printenv,fw_setenv} \
828 $(obj)tools/gdb/{astest,gdbcont,gdbsend} \
829 $(obj)tools/gen_eth_addr $(obj)tools/img2srec \
830 $(obj)tools/mk{env,}image $(obj)tools/mpc86x_clk \
831 $(obj)tools/mk{smdk5250,}spl \
832 $(obj)tools/mxsboot \
833 $(obj)tools/ncb $(obj)tools/ubsha1 \
834 $(obj)tools/kernel-doc/docproc
835 @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image} \
836 $(obj)board/matrix_vision/*/bootscript.img \
837 $(obj)board/voiceblue/eeprom \
839 $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs] \
840 $(obj)arch/blackfin/cpu/init.{lds,elf}
841 @rm -f $(obj)include/bmp_logo.h
842 @rm -f $(obj)include/bmp_logo_data.h
843 @rm -f $(obj)lib/asm-offsets.s
844 @rm -f $(obj)include/generated/asm-offsets.h
845 @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
846 @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE)
847 @$(MAKE) -s -C doc/DocBook/ cleandocs
848 @find $(OBJTREE) -type f \
849 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \
850 -o -name '*.o' -o -name '*.a' -o -name '*.exe' \
851 -o -name '*.cfgtmp' \) -print \
854 # Removes everything not needed for testing u-boot
856 @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f
859 @find $(OBJTREE) -type f \( -name '*.srec' \
860 -o -name '*.bin' -o -name u-boot.img \) \
861 -print0 | xargs -0 rm -f
862 @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \
863 $(obj)cscope.* $(obj)*.*~
864 @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y)
865 @rm -f $(obj)u-boot.kwb
866 @rm -f $(obj)u-boot.pbl
867 @rm -f $(obj)u-boot.imx
868 @rm -f $(obj)u-boot-with-spl.imx
869 @rm -f $(obj)u-boot-with-nand-spl.imx
870 @rm -f $(obj)u-boot.ubl
871 @rm -f $(obj)u-boot.ais
872 @rm -f $(obj)u-boot.dtb
873 @rm -f $(obj)u-boot.sb
874 @rm -f $(obj)u-boot.bd
875 @rm -f $(obj)u-boot.spr
876 @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map}
877 @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map}
878 @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map}
879 @rm -f $(obj)spl/u-boot-spl.lds
880 @rm -f $(obj)MLO MLO.byteswap
882 @rm -f $(obj)tools/xway-swap-bytes
883 @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c
884 @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c
885 @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm
886 @rm -fr $(obj)include/generated
887 @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f
888 @rm -f $(obj)dts/*.tmp
889 @rm -f $(obj)spl/u-boot-spl{,-pad}.ais
892 distclean: clobber unconfig
893 ifneq ($(OBJTREE),$(SRCTREE))
898 F=`basename $(TOPDIR)` ; cd .. ; \
899 gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F
901 #########################################################################