Makefile

   1 #
   2 # (C) Copyright 2000-2013
   3 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   4 #
   5 # SPDX-License-Identifier:      GPL-2.0+
   6 #
   7
   8 VERSION = 2013
   9 PATCHLEVEL = 10
  10 SUBLEVEL =
  11 EXTRAVERSION =
  12 ifneq "$(SUBLEVEL)" ""
  13 U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
  14 else
  15 U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL)$(EXTRAVERSION)
  16 endif
  17 TIMESTAMP_FILE = $(obj)include/generated/timestamp_autogenerated.h
  18 VERSION_FILE = $(obj)include/generated/version_autogenerated.h
  19
  20 HOSTARCH := $(shell uname -m | \
  21         sed -e s/i.86/x86/ \
  22             -e s/sun4u/sparc64/ \
  23             -e s/arm.*/arm/ \
  24             -e s/sa110/arm/ \
  25             -e s/ppc64/powerpc/ \
  26             -e s/ppc/powerpc/ \
  27             -e s/macppc/powerpc/\
  28             -e s/sh.*/sh/)
  29
  30 HOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \
  31             sed -e 's/\(cygwin\).*/cygwin/')
  32
  33 export  HOSTARCH HOSTOS
  34
  35 # Deal with colliding definitions from tcsh etc.
  36 VENDOR=
  37
  38 #########################################################################
  39 # Allow for silent builds
  40 ifeq (,$(findstring s,$(MAKEFLAGS)))
  41 XECHO = echo
  42 else
  43 XECHO = :
  44 endif
  45
  46 #########################################################################
  47 #
  48 # U-boot build supports generating object files in a separate external
  49 # directory. Two use cases are supported:
  50 #
  51 # 1) Add O= to the make command line
  52 # 'make O=/tmp/build all'
  53 #
  54 # 2) Set environment variable BUILD_DIR to point to the desired location
  55 # 'export BUILD_DIR=/tmp/build'
  56 # 'make'
  57 #
  58 # The second approach can also be used with a MAKEALL script
  59 # 'export BUILD_DIR=/tmp/build'
  60 # './MAKEALL'
  61 #
  62 # Command line 'O=' setting overrides BUILD_DIR environment variable.
  63 #
  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.
  66 #
  67
  68 ifdef O
  69 ifeq ("$(origin O)", "command line")
  70 BUILD_DIR := $(O)
  71 endif
  72 endif
  73
  74 # Call a source code checker (by default, "sparse") as part of the
  75 # C compilation.
  76 #
  77 # Use 'make C=1' to enable checking of re-compiled files.
  78 #
  79 # See the linux kernel file "Documentation/sparse.txt" for more details,
  80 # including where to get the "sparse" utility.
  81
  82 ifdef C
  83 ifeq ("$(origin C)", "command line")
  84 CHECKSRC := $(C)
  85 endif
  86 endif
  87 ifndef CHECKSRC
  88   CHECKSRC = 0
  89 endif
  90 export CHECKSRC
  91
  92 ifneq ($(BUILD_DIR),)
  93 saved-output := $(BUILD_DIR)
  94
  95 # Attempt to create a output directory.
  96 $(shell [ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR})
  97
  98 # Verify if it was successful.
  99 BUILD_DIR := $(shell cd $(BUILD_DIR) && /bin/pwd)
 100 $(if $(BUILD_DIR),,$(error output directory "$(saved-output)" does not exist))
 101 endif # ifneq ($(BUILD_DIR),)
 102
 103 OBJTREE         := $(if $(BUILD_DIR),$(BUILD_DIR),$(CURDIR))
 104 SPLTREE         := $(OBJTREE)/spl
 105 TPLTREE         := $(OBJTREE)/tpl
 106 SRCTREE         := $(CURDIR)
 107 TOPDIR          := $(SRCTREE)
 108 LNDIR           := $(OBJTREE)
 109 export  TOPDIR SRCTREE OBJTREE SPLTREE TPLTREE
 110
 111 MKCONFIG        := $(SRCTREE)/mkconfig
 112 export MKCONFIG
 113
 114 ifneq ($(OBJTREE),$(SRCTREE))
 115 REMOTE_BUILD    := 1
 116 export REMOTE_BUILD
 117 endif
 118
 119 # $(obj) and (src) are defined in config.mk but here in main Makefile
 120 # we also need them before config.mk is included which is the case for
 121 # some targets like unconfig, clean, clobber, distclean, etc.
 122 ifneq ($(OBJTREE),$(SRCTREE))
 123 obj := $(OBJTREE)/
 124 src := $(SRCTREE)/
 125 else
 126 obj :=
 127 src :=
 128 endif
 129 export obj src
 130
 131 # Make sure CDPATH settings don't interfere
 132 unexport CDPATH
 133
 134 #########################################################################
 135
 136 # The "tools" are needed early, so put this first
 137 # Don't include stuff already done in $(LIBS)
 138 # The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC
 139 # is "yes"), so compile examples after U-Boot is compiled.
 140 SUBDIR_TOOLS = tools
 141 SUBDIR_EXAMPLES = examples/standalone examples/api
 142 SUBDIRS = $(SUBDIR_TOOLS)
 143
 144 .PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE)
 145
 146 ifeq ($(obj)include/config.mk,$(wildcard $(obj)include/config.mk))
 147
 148 # Include autoconf.mk before config.mk so that the config options are available
 149 # to all top level build files.  We need the dummy all: target to prevent the
 150 # dependency target in autoconf.mk.dep from being the default.
 151 all:
 152 sinclude $(obj)include/autoconf.mk.dep
 153 sinclude $(obj)include/autoconf.mk
 154
 155 ifndef CONFIG_SANDBOX
 156 SUBDIRS += $(SUBDIR_EXAMPLES)
 157 endif
 158
 159 # load ARCH, BOARD, and CPU configuration
 160 include $(obj)include/config.mk
 161 export  ARCH CPU BOARD VENDOR SOC
 162
 163 # set default to nothing for native builds
 164 ifeq ($(HOSTARCH),$(ARCH))
 165 CROSS_COMPILE ?=
 166 endif
 167
 168 # load other configuration
 169 include $(TOPDIR)/config.mk
 170
 171 # Targets which don't build the source code
 172 NON_BUILD_TARGETS = backup clean clobber distclean mkproper tidy unconfig
 173
 174 # Only do the generic board check when actually building, not configuring
 175 ifeq ($(filter $(NON_BUILD_TARGETS),$(MAKECMDGOALS)),)
 176 ifeq ($(findstring _config,$(MAKECMDGOALS)),)
 177 $(CHECK_GENERIC_BOARD)
 178 endif
 179 endif
 180
 181 # If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use
 182 # that (or fail if absent).  Otherwise, search for a linker script in a
 183 # standard location.
 184
 185 LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT))
 186
 187 ifndef LDSCRIPT
 188         #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug
 189         ifdef CONFIG_SYS_LDSCRIPT
 190                 # need to strip off double quotes
 191                 LDSCRIPT := $(subst ",,$(CONFIG_SYS_LDSCRIPT))
 192         endif
 193 endif
 194
 195 # If there is no specified link script, we look in a number of places for it
 196 ifndef LDSCRIPT
 197         ifeq ($(CONFIG_NAND_U_BOOT),y)
 198                 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds
 199                 ifeq ($(wildcard $(LDSCRIPT)),)
 200                         LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds
 201                 endif
 202         endif
 203         ifeq ($(wildcard $(LDSCRIPT)),)
 204                 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds
 205         endif
 206         ifeq ($(wildcard $(LDSCRIPT)),)
 207                 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds
 208         endif
 209         ifeq ($(wildcard $(LDSCRIPT)),)
 210                 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds
 211                 # We don't expect a Makefile here
 212                 LDSCRIPT_MAKEFILE_DIR =
 213         endif
 214         ifeq ($(wildcard $(LDSCRIPT)),)
 215 $(error could not find linker script)
 216         endif
 217 endif
 218
 219 #########################################################################
 220 # U-Boot objects....order is important (i.e. start must be first)
 221
 222 OBJS  = $(CPUDIR)/start.o
 223 ifeq ($(CPU),ppc4xx)
 224 OBJS += $(CPUDIR)/resetvec.o
 225 endif
 226 ifeq ($(CPU),mpc85xx)
 227 OBJS += $(CPUDIR)/resetvec.o
 228 endif
 229
 230 OBJS := $(addprefix $(obj),$(OBJS))
 231
 232 HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n)
 233
 234 LIBS-y += lib/libgeneric.o
 235 LIBS-y += lib/rsa/librsa.o
 236 LIBS-y += lib/lzma/liblzma.o
 237 LIBS-y += lib/lzo/liblzo.o
 238 LIBS-y += lib/zlib/libz.o
 239 LIBS-$(CONFIG_TIZEN) += lib/tizen/libtizen.o
 240 LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o
 241 LIBS-y += $(CPUDIR)/lib$(CPU).o
 242 ifdef SOC
 243 LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o
 244 endif
 245 ifeq ($(CPU),ixp)
 246 LIBS-y += drivers/net/npe/libnpe.o
 247 endif
 248 LIBS-$(CONFIG_OF_EMBED) += dts/libdts.o
 249 LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o
 250 LIBS-y += fs/libfs.o \
 251         fs/cbfs/libcbfs.o \
 252         fs/cramfs/libcramfs.o \
 253         fs/ext4/libext4fs.o \
 254         fs/fat/libfat.o \
 255         fs/fdos/libfdos.o \
 256         fs/jffs2/libjffs2.o \
 257         fs/reiserfs/libreiserfs.o \
 258         fs/sandbox/libsandboxfs.o \
 259         fs/ubifs/libubifs.o \
 260         fs/yaffs2/libyaffs2.o \
 261         fs/zfs/libzfs.o
 262 LIBS-y += net/libnet.o
 263 LIBS-y += disk/libdisk.o
 264 LIBS-y += drivers/libdrivers.o
 265 LIBS-y += drivers/dma/libdma.o
 266 LIBS-y += drivers/gpio/libgpio.o
 267 LIBS-y += drivers/i2c/libi2c.o
 268 LIBS-y += drivers/input/libinput.o
 269 LIBS-y += drivers/mmc/libmmc.o
 270 LIBS-y += drivers/mtd/libmtd.o
 271 LIBS-y += drivers/mtd/nand/libnand.o
 272 LIBS-y += drivers/mtd/onenand/libonenand.o
 273 LIBS-y += drivers/mtd/ubi/libubi.o
 274 LIBS-y += drivers/mtd/spi/libspi_flash.o
 275 LIBS-y += drivers/net/libnet.o
 276 LIBS-y += drivers/net/phy/libphy.o
 277 LIBS-y += drivers/pci/libpci.o
 278 LIBS-y += drivers/power/libpower.o \
 279         drivers/power/fuel_gauge/libfuel_gauge.o \
 280         drivers/power/mfd/libmfd.o \
 281         drivers/power/pmic/libpmic.o \
 282         drivers/power/battery/libbattery.o
 283 LIBS-y += drivers/spi/libspi.o
 284 ifeq ($(CPU),mpc83xx)
 285 LIBS-y += drivers/qe/libqe.o
 286 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
 287 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
 288 endif
 289 ifeq ($(CPU),mpc85xx)
 290 LIBS-y += drivers/qe/libqe.o
 291 LIBS-y += drivers/net/fm/libfm.o
 292 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
 293 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
 294 endif
 295 ifeq ($(CPU),mpc86xx)
 296 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
 297 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
 298 endif
 299 LIBS-y += drivers/serial/libserial.o
 300 LIBS-y += drivers/usb/eth/libusb_eth.o
 301 LIBS-y += drivers/usb/gadget/libusb_gadget.o
 302 LIBS-y += drivers/usb/host/libusb_host.o
 303 LIBS-y += drivers/usb/musb/libusb_musb.o
 304 LIBS-y += drivers/usb/musb-new/libusb_musb-new.o
 305 LIBS-y += drivers/usb/phy/libusb_phy.o
 306 LIBS-y += drivers/usb/ulpi/libusb_ulpi.o
 307 LIBS-y += common/libcommon.o
 308 LIBS-y += lib/libfdt/libfdt.o
 309 LIBS-y += api/libapi.o
 310 LIBS-y += post/libpost.o
 311 LIBS-y += test/libtest.o
 312
 313 ifneq ($(CONFIG_OMAP_COMMON),)
 314 LIBS-y += $(CPUDIR)/omap-common/libomap-common.o
 315 endif
 316
 317 ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610))
 318 LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o
 319 endif
 320
 321 ifeq ($(SOC),s5pc1xx)
 322 LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
 323 endif
 324 ifeq ($(SOC),exynos)
 325 LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
 326 endif
 327 ifneq ($(CONFIG_TEGRA),)
 328 LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o
 329 LIBS-y += arch/$(ARCH)/cpu/tegra-common/libcputegra-common.o
 330 LIBS-y += $(CPUDIR)/tegra-common/libtegra-common.o
 331 endif
 332
 333 LIBS := $(addprefix $(obj),$(sort $(LIBS-y)))
 334 .PHONY : $(LIBS)
 335
 336 LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o
 337 LIBBOARD := $(addprefix $(obj),$(LIBBOARD))
 338
 339 # Add GCC lib
 340 ifdef USE_PRIVATE_LIBGCC
 341 ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
 342 PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o
 343 else
 344 PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc
 345 endif
 346 else
 347 PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc
 348 endif
 349 PLATFORM_LIBS += $(PLATFORM_LIBGCC)
 350 export PLATFORM_LIBS
 351
 352 # Special flags for CPP when processing the linker script.
 353 # Pass the version down so we can handle backwards compatibility
 354 # on the fly.
 355 LDPPFLAGS += \
 356         -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
 357         -DCPUDIR=$(CPUDIR) \
 358         $(shell $(LD) --version | \
 359           sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
 360
 361 __OBJS := $(subst $(obj),,$(OBJS))
 362 __LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD))
 363
 364 #########################################################################
 365 #########################################################################
 366
 367 ifneq ($(CONFIG_BOARD_SIZE_LIMIT),)
 368 BOARD_SIZE_CHECK = \
 369         @actual=`wc -c $@ | awk '{print $$1}'`; \
 370         limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \
 371         if test $$actual -gt $$limit; then \
 372                 echo "$@ exceeds file size limit:" >&2 ; \
 373                 echo "  limit:  $$limit bytes" >&2 ; \
 374                 echo "  actual: $$actual bytes" >&2 ; \
 375                 echo "  excess: $$((actual - limit)) bytes" >&2; \
 376                 exit 1; \
 377         fi
 378 else
 379 BOARD_SIZE_CHECK =
 380 endif
 381
 382 # Always append ALL so that arch config.mk's can add custom ones
 383 ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map
 384
 385 ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin
 386 ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin
 387 ALL-$(CONFIG_RAMBOOT_PBL) += $(obj)u-boot.pbl
 388 ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin
 389 ALL-$(CONFIG_SPL_FRAMEWORK) += $(obj)u-boot.img
 390 ALL-$(CONFIG_TPL) += $(obj)tpl/u-boot-tpl.bin
 391 ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin
 392 ifneq ($(CONFIG_SPL_TARGET),)
 393 ALL-$(CONFIG_SPL) += $(obj)$(subst ",,$(CONFIG_SPL_TARGET))
 394 endif
 395
 396 # enable combined SPL/u-boot/dtb rules for tegra
 397 ifneq ($(CONFIG_TEGRA),)
 398 ifeq ($(CONFIG_OF_SEPARATE),y)
 399 ALL-y += $(obj)u-boot-dtb-tegra.bin
 400 else
 401 ALL-y += $(obj)u-boot-nodtb-tegra.bin
 402 endif
 403 endif
 404
 405 build := -f $(TOPDIR)/scripts/Makefile.build -C
 406
 407 all:            $(ALL-y) $(SUBDIR_EXAMPLES)
 408
 409 $(obj)u-boot.dtb:       checkdtc $(obj)u-boot
 410                 $(MAKE) -C dts binary
 411                 mv $(obj)dts/dt.dtb $@
 412
 413 $(obj)u-boot-dtb.bin:   $(obj)u-boot.bin $(obj)u-boot.dtb
 414                 cat $^ >$@
 415
 416 $(obj)u-boot.hex:       $(obj)u-boot
 417                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@
 418
 419 $(obj)u-boot.srec:      $(obj)u-boot
 420                 $(OBJCOPY) -O srec $< $@
 421
 422 $(obj)u-boot.bin:       $(obj)u-boot
 423                 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
 424                 $(BOARD_SIZE_CHECK)
 425
 426 $(obj)u-boot.ldr:       $(obj)u-boot
 427                 $(CREATE_LDR_ENV)
 428                 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS)
 429                 $(BOARD_SIZE_CHECK)
 430
 431 $(obj)u-boot.ldr.hex:   $(obj)u-boot.ldr
 432                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary
 433
 434 $(obj)u-boot.ldr.srec:  $(obj)u-boot.ldr
 435                 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary
 436
 437 #
 438 # U-Boot entry point, needed for booting of full-blown U-Boot
 439 # from the SPL U-Boot version.
 440 #
 441 ifndef CONFIG_SYS_UBOOT_START
 442 CONFIG_SYS_UBOOT_START := 0
 443 endif
 444
 445 $(obj)u-boot.img:       $(obj)u-boot.bin
 446                 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
 447                 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \
 448                 -e $(CONFIG_SYS_UBOOT_START) \
 449                 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \
 450                         sed -e 's/"[     ]*$$/ for $(BOARD) board"/') \
 451                 -d $< $@
 452
 453 $(obj)u-boot.imx: $(obj)u-boot.bin depend
 454                 $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common $(OBJTREE)/u-boot.imx
 455
 456 $(obj)u-boot.kwb:       $(obj)u-boot.bin
 457                 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \
 458                 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@
 459
 460 $(obj)u-boot.pbl:       $(obj)u-boot.bin
 461                 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \
 462                 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \
 463                 -d $< $@
 464
 465 $(obj)u-boot.sha1:      $(obj)u-boot.bin
 466                 $(obj)tools/ubsha1 $(obj)u-boot.bin
 467
 468 $(obj)u-boot.dis:       $(obj)u-boot
 469                 $(OBJDUMP) -d $< > $@
 470
 471 # $@ is output, $(1) and $(2) are inputs, $(3) is padded intermediate,
 472 # $(4) is pad-to
 473 SPL_PAD_APPEND = \
 474                 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(4) -I binary -O binary \
 475                 $(1) $(obj)$(3); \
 476                 cat $(obj)$(3) $(2) > $@; \
 477                 rm $(obj)$(3)
 478
 479 ifdef CONFIG_TPL
 480 SPL_PAYLOAD := $(obj)tpl/u-boot-with-tpl.bin
 481 else
 482 SPL_PAYLOAD := $(obj)u-boot.bin
 483 endif
 484
 485 $(obj)u-boot-with-spl.bin: $(obj)spl/u-boot-spl.bin $(SPL_PAYLOAD)
 486                 $(call SPL_PAD_APPEND,$<,$(SPL_PAYLOAD),spl/u-boot-spl-pad.bin,$(CONFIG_SPL_PAD_TO))
 487
 488 $(obj)tpl/u-boot-with-tpl.bin: $(obj)tpl/u-boot-tpl.bin $(obj)u-boot.bin
 489                 $(call SPL_PAD_APPEND,$<,$(obj)u-boot.bin,tpl/u-boot-tpl-pad.bin,$(CONFIG_TPL_PAD_TO))
 490
 491 $(obj)u-boot-with-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
 492                 $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common \
 493                         $(OBJTREE)/u-boot-with-spl.imx
 494
 495 $(obj)u-boot-with-nand-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
 496                 $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common \
 497                         $(OBJTREE)/u-boot-with-nand-spl.imx
 498
 499 $(obj)u-boot.ubl:       $(obj)u-boot-with-spl.bin
 500                 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \
 501                 -e $(CONFIG_SYS_TEXT_BASE) -d $< $(obj)u-boot.ubl
 502
 503 $(obj)u-boot.ais:       $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
 504                 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \
 505                         -T aisimage \
 506                         -e $(CONFIG_SPL_TEXT_BASE) \
 507                         -d $(obj)spl/u-boot-spl.bin \
 508                         $(obj)spl/u-boot-spl.ais
 509                 $(OBJCOPY) ${OBJCFLAGS} -I binary \
 510                         --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \
 511                         $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais
 512                 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \
 513                         $(obj)u-boot.ais
 514
 515
 516 $(obj)u-boot.sb:       $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin
 517                 $(MAKE) -C $(SRCTREE)/$(CPUDIR)/$(SOC)/ $(OBJTREE)/u-boot.sb
 518
 519 # On x600 (SPEAr600) U-Boot is appended to U-Boot SPL.
 520 # Both images are created using mkimage (crc etc), so that the ROM
 521 # bootloader can check its integrity. Padding needs to be done to the
 522 # SPL image (with mkimage header) and not the binary. Otherwise the resulting image
 523 # which is loaded/copied by the ROM bootloader to SRAM doesn't fit.
 524 # The resulting image containing both U-Boot images is called u-boot.spr
 525 $(obj)u-boot.spr:       $(obj)u-boot.img $(obj)spl/u-boot-spl.bin
 526                 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
 527                 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \
 528                 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img
 529                 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \
 530                         of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null
 531                 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \
 532                         conv=notrunc 2>/dev/null
 533                 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@
 534
 535 ifneq ($(CONFIG_TEGRA),)
 536 $(obj)u-boot-nodtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
 537                 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin
 538                 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@
 539                 rm $(obj)spl/u-boot-spl-pad.bin
 540
 541 ifeq ($(CONFIG_OF_SEPARATE),y)
 542 $(obj)u-boot-dtb-tegra.bin: $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb
 543                 cat $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb > $@
 544 endif
 545 endif
 546
 547 $(obj)u-boot-img.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
 548                 cat $(obj)spl/u-boot-spl.bin $(obj)u-boot.img > $@
 549
 550 # PPC4xx needs the SPL at the end of the image, since the reset vector
 551 # is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target
 552 # and need to introduce a new build target with the full blown U-Boot
 553 # at the start padded up to the start of the SPL image. And then concat
 554 # the SPL image to the end.
 555 $(obj)u-boot-img-spl-at-end.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
 556                 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_UBOOT_PAD_TO) \
 557                         of=$(obj)u-boot-pad.img 2>/dev/null
 558                 dd if=$(obj)u-boot.img of=$(obj)u-boot-pad.img \
 559                         conv=notrunc 2>/dev/null
 560                 cat $(obj)u-boot-pad.img $(obj)spl/u-boot-spl.bin > $@
 561
 562 ifeq ($(CONFIG_SANDBOX),y)
 563 GEN_UBOOT = \
 564                 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \
 565                         -Wl,--start-group $(__LIBS) -Wl,--end-group \
 566                         $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot
 567 else
 568 GEN_UBOOT = \
 569                 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
 570                         $(__OBJS) \
 571                         --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
 572                         -Map u-boot.map -o u-boot
 573 endif
 574
 575 $(obj)u-boot:   depend \
 576                 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds
 577                 $(GEN_UBOOT)
 578 ifeq ($(CONFIG_KALLSYMS),y)
 579                 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \
 580                         awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \
 581                 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \
 582                         -c common/system_map.c -o $(obj)common/system_map.o
 583                 $(GEN_UBOOT) $(obj)common/system_map.o
 584 endif
 585
 586 # Tentative step for Kbuild-style makefiles coexist with conventional U-Boot style makefiles
 587 #  U-Boot conventional sub makefiles always include some other makefiles.
 588 #  So, the build system searches a line beginning with "include" before entering into the sub makefile
 589 #  in order to distinguish which style it is.
 590 #  If the Makefile include a "include" line, we assume it is an U-Boot style makefile.
 591 #  Otherwise, it is treated as a Kbuild-style makefile.
 592 select_makefile = \
 593         +if grep -q "^include" $1/Makefile; then                                \
 594                 $(MAKE) -C $1;                                          \
 595         else                                                            \
 596                 $(MAKE) -C $1 -f $(TOPDIR)/scripts/Makefile.build;      \
 597                 mv $(dir $@)built-in.o $@;                              \
 598         fi
 599
 600 # We do not need to build $(OBJS) explicitly.
 601 # It is built while we are at $(CPUDIR)/lib$(CPU).o build.
 602 $(OBJS):        depend
 603                 if grep -q "^include" $(CPUDIR)/Makefile; then \
 604                         $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@)); \
 605                 fi
 606
 607 $(LIBS):        depend $(SUBDIR_TOOLS)
 608                 +$(call select_makefile, $(dir $(subst $(obj),,$@)))
 609
 610 $(LIBBOARD):    depend $(LIBS)
 611                 +$(call select_makefile, $(dir $(subst $(obj),,$@)))
 612
 613 $(SUBDIRS):     depend
 614                 $(MAKE) -C $@ all
 615
 616 $(SUBDIR_EXAMPLES): $(obj)u-boot
 617
 618 $(LDSCRIPT):    depend
 619                 $(MAKE) -C $(dir $@) $(notdir $@)
 620
 621 $(obj)u-boot.lds: $(LDSCRIPT)
 622                 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@
 623
 624 nand_spl:       $(TIMESTAMP_FILE) $(VERSION_FILE) depend
 625                 $(MAKE) -C nand_spl/board/$(BOARDDIR) all
 626
 627 $(obj)u-boot-nand.bin:  nand_spl $(obj)u-boot.bin
 628                 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin
 629
 630 $(obj)spl/u-boot-spl.bin:       $(SUBDIR_TOOLS) depend
 631                 $(MAKE) -C spl all
 632
 633 $(obj)tpl/u-boot-tpl.bin:       $(SUBDIR_TOOLS) depend
 634                 $(MAKE) -C spl all CONFIG_TPL_BUILD=y
 635
 636 updater:
 637                 $(MAKE) -C tools/updater all
 638
 639 select_makefile2 = \
 640         if grep -q "^include" $1/Makefile; then                                 \
 641                 $(MAKE) -C $1 _depend;                                          \
 642         else                                                                    \
 643                 $(MAKE) -C $1 -f $(TOPDIR)/scripts/Makefile.build _depend;      \
 644         fi
 645
 646 # Explicitly make _depend in subdirs containing multiple targets to prevent
 647 # parallel sub-makes creating .depend files simultaneously.
 648 depend dep:     $(TIMESTAMP_FILE) $(VERSION_FILE) \
 649                 $(obj)include/spl-autoconf.mk \
 650                 $(obj)include/tpl-autoconf.mk \
 651                 $(obj)include/autoconf.mk \
 652                 $(obj)include/generated/generic-asm-offsets.h \
 653                 $(obj)include/generated/asm-offsets.h
 654                 +for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \
 655                         $(call select_makefile2, $$dir); \
 656                 done
 657
 658 TAG_SUBDIRS = $(SUBDIRS)
 659 TAG_SUBDIRS += $(dir $(__LIBS))
 660 TAG_SUBDIRS += include
 661
 662 FIND := find
 663 FINDFLAGS := -L
 664
 665 checkstack:
 666                 $(CROSS_COMPILE)objdump -d $(obj)u-boot \
 667                         `$(FIND) $(obj) -name u-boot-spl -print` | \
 668                         perl $(src)tools/checkstack.pl $(ARCH)
 669
 670 tags ctags:
 671                 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
 672                                                 -name '*.[chS]' -print`
 673
 674 etags:
 675                 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
 676                                                 -name '*.[chS]' -print`
 677 cscope:
 678                 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \
 679                                                 cscope.files
 680                 cscope -b -q -k
 681
 682 SYSTEM_MAP = \
 683                 $(NM) $1 | \
 684                 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
 685                 LC_ALL=C sort
 686 $(obj)System.map:       $(obj)u-boot
 687                 @$(call SYSTEM_MAP,$<) > $(obj)System.map
 688
 689 checkthumb:
 690         @if test $(call cc-version) -lt 0404; then \
 691                 echo -n '*** Your GCC does not produce working '; \
 692                 echo 'binaries in THUMB mode.'; \
 693                 echo '*** Your board is configured for THUMB mode.'; \
 694                 false; \
 695         fi
 696
 697 # GCC 3.x is reported to have problems generating the type of relocation
 698 # that U-Boot wants.
 699 # See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html
 700 checkgcc4:
 701         @if test $(call cc-version) -lt 0400; then \
 702                 echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \
 703                 false; \
 704         fi
 705
 706 checkdtc:
 707         @if test $(call dtc-version) -lt 0104; then \
 708                 echo '*** Your dtc is too old, please upgrade to dtc 1.4 or newer'; \
 709                 false; \
 710         fi
 711
 712 #
 713 # Auto-generate the autoconf.mk file (which is included by all makefiles)
 714 #
 715 # This target actually generates 2 files; autoconf.mk and autoconf.mk.dep.
 716 # the dep file is only include in this top level makefile to determine when
 717 # to regenerate the autoconf.mk file.
 718 $(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h
 719         @$(XECHO) Generating $@ ; \
 720         set -e ; \
 721         : Generate the dependancies ; \
 722         $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \
 723                 -MQ $(obj)include/autoconf.mk include/common.h > $@
 724
 725 $(obj)include/autoconf.mk: $(obj)include/config.h
 726         @$(XECHO) Generating $@ ; \
 727         set -e ; \
 728         : Extract the config macros ; \
 729         $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \
 730                 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \
 731         mv $@.tmp $@
 732
 733 # Auto-generate the spl-autoconf.mk file (which is included by all makefiles for SPL)
 734 $(obj)include/tpl-autoconf.mk: $(obj)include/config.h
 735         @$(XECHO) Generating $@ ; \
 736         set -e ; \
 737         : Extract the config macros ; \
 738         $(CPP) $(CFLAGS) -DCONFIG_TPL_BUILD  -DCONFIG_SPL_BUILD\
 739                         -DDO_DEPS_ONLY -dM include/common.h | \
 740         sed -n -f tools/scripts/define2mk.sed > $@.tmp && \
 741         mv $@.tmp $@
 742
 743 $(obj)include/spl-autoconf.mk: $(obj)include/config.h
 744         @$(XECHO) Generating $@ ; \
 745         set -e ; \
 746         : Extract the config macros ; \
 747         $(CPP) $(CFLAGS) -DCONFIG_SPL_BUILD -DDO_DEPS_ONLY -dM include/common.h | \
 748         sed -n -f tools/scripts/define2mk.sed > $@.tmp && \
 749         mv $@.tmp $@
 750
 751 $(obj)include/generated/generic-asm-offsets.h:  $(obj)include/autoconf.mk.dep \
 752         $(obj)include/spl-autoconf.mk \
 753         $(obj)include/tpl-autoconf.mk \
 754         $(obj)lib/asm-offsets.s
 755         @$(XECHO) Generating $@
 756         tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@
 757
 758 $(obj)lib/asm-offsets.s:        $(obj)include/autoconf.mk.dep \
 759         $(obj)include/spl-autoconf.mk \
 760         $(obj)include/tpl-autoconf.mk \
 761         $(src)lib/asm-offsets.c
 762         @mkdir -p $(obj)lib
 763         $(CC) -DDO_DEPS_ONLY \
 764                 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
 765                 -o $@ $(src)lib/asm-offsets.c -c -S
 766
 767 $(obj)include/generated/asm-offsets.h:  $(obj)include/autoconf.mk.dep \
 768         $(obj)include/spl-autoconf.mk \
 769         $(obj)include/tpl-autoconf.mk \
 770         $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
 771         @$(XECHO) Generating $@
 772         tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@
 773
 774 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s:   $(obj)include/autoconf.mk.dep \
 775         $(obj)include/spl-autoconf.mk \
 776         $(obj)include/tpl-autoconf.mk
 777         @mkdir -p $(obj)$(CPUDIR)/$(SOC)
 778         if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \
 779                 $(CC) -DDO_DEPS_ONLY \
 780                 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
 781                         -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \
 782         else \
 783                 touch $@; \
 784         fi
 785
 786 #########################################################################
 787 else    # !config.mk
 788 all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \
 789 $(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \
 790 $(filter-out tools,$(SUBDIRS)) \
 791 updater depend dep tags ctags etags cscope $(obj)System.map:
 792         @echo "System not configured - see README" >&2
 793         @ exit 1
 794
 795 tools: $(VERSION_FILE) $(TIMESTAMP_FILE)
 796         $(MAKE) -C $@ all
 797 endif   # config.mk
 798
 799 # ARM relocations should all be R_ARM_RELATIVE.
 800 checkarmreloc: $(obj)u-boot
 801         @if test "R_ARM_RELATIVE" != \
 802                 "`$(CROSS_COMPILE)readelf -r $< | cut -d ' ' -f 4 | grep R_ARM | sort -u`"; \
 803                 then echo "$< contains relocations other than \
 804                 R_ARM_RELATIVE"; false; fi
 805
 806 $(VERSION_FILE):
 807                 @mkdir -p $(dir $(VERSION_FILE))
 808                 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \
 809                    printf '#define PLAIN_VERSION "%s%s"\n' \
 810                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
 811                    printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \
 812                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
 813                 ) > $@.tmp
 814                 @( printf '#define CC_VERSION_STRING "%s"\n' \
 815                  '$(shell $(CC) --version | head -n 1)' )>>  $@.tmp
 816                 @( printf '#define LD_VERSION_STRING "%s"\n' \
 817                  '$(shell $(LD) -v | head -n 1)' )>>  $@.tmp
 818                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
 819
 820 $(TIMESTAMP_FILE):
 821                 @mkdir -p $(dir $(TIMESTAMP_FILE))
 822                 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp
 823                 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp
 824                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
 825
 826 easylogo env gdb:
 827         $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION}
 828 gdbtools: gdb
 829
 830 xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc
 831         $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@
 832
 833 tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE)
 834         $(MAKE) -C tools HOST_TOOLS_ALL=y
 835
 836 .PHONY : CHANGELOG
 837 CHANGELOG:
 838         git log --no-merges U-Boot-1_1_5.. | \
 839         unexpand -a | sed -e 's/\s\s*$$//' > $@
 840
 841 include/license.h: tools/bin2header COPYING
 842         cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h
 843 #########################################################################
 844
 845 unconfig:
 846         @rm -f $(obj)include/config.h $(obj)include/config.mk \
 847                 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \
 848                 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep \
 849                 $(obj)include/spl-autoconf.mk \
 850                 $(obj)include/tpl-autoconf.mk
 851
 852 %_config::      unconfig
 853         @$(MKCONFIG) -A $(@:_config=)
 854
 855 sinclude $(obj).boards.depend
 856 $(obj).boards.depend:   boards.cfg
 857         @awk '(NF && $$1 !~ /^#/) { print $$7 ": " $$7 "_config; $$(MAKE)" }' $< > $@
 858
 859 #
 860 # Functions to generate common board directory names
 861 #
 862 lcname  = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/')
 863 ucname  = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/')
 864
 865 #########################################################################
 866 #########################################################################
 867
 868 clean:
 869         @rm -f $(obj)examples/standalone/82559_eeprom                     \
 870                $(obj)examples/standalone/atmel_df_pow2                    \
 871                $(obj)examples/standalone/eepro100_eeprom                  \
 872                $(obj)examples/standalone/hello_world                      \
 873                $(obj)examples/standalone/interrupt                        \
 874                $(obj)examples/standalone/mem_to_mem_idma2intr             \
 875                $(obj)examples/standalone/sched                            \
 876                $(obj)examples/standalone/smc911{11,x}_eeprom              \
 877                $(obj)examples/standalone/test_burst                       \
 878                $(obj)examples/standalone/timer
 879         @rm -f $(obj)examples/api/demo{,.bin}
 880         @rm -f $(obj)tools/bmp_logo        $(obj)tools/easylogo/easylogo  \
 881                $(obj)tools/env/{fw_printenv,fw_setenv}                    \
 882                $(obj)tools/envcrc                                         \
 883                $(obj)tools/gdb/{astest,gdbcont,gdbsend}                   \
 884                $(obj)tools/gen_eth_addr    $(obj)tools/img2srec           \
 885                $(obj)tools/mk{env,}image   $(obj)tools/mpc86x_clk         \
 886                $(obj)tools/mk{$(BOARD),}spl                               \
 887                $(obj)tools/mxsboot                                        \
 888                $(obj)tools/ncb             $(obj)tools/ubsha1             \
 889                $(obj)tools/kernel-doc/docproc                             \
 890                $(obj)tools/proftool
 891         @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image}        \
 892                $(obj)board/matrix_vision/*/bootscript.img                 \
 893                $(obj)board/voiceblue/eeprom                               \
 894                $(obj)u-boot.lds                                           \
 895                $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs]          \
 896                $(obj)arch/blackfin/cpu/init.{lds,elf}
 897         @rm -f $(obj)include/bmp_logo.h
 898         @rm -f $(obj)include/bmp_logo_data.h
 899         @rm -f $(obj)lib/asm-offsets.s
 900         @rm -f $(obj)include/generated/asm-offsets.h
 901         @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
 902         @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE)
 903         @$(MAKE) -s -C doc/DocBook/ cleandocs
 904         @find $(OBJTREE) -type f \
 905                 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \
 906                 -o -name '*.o'  -o -name '*.a' -o -name '*.exe' \
 907                 -o -name '*.cfgtmp' \) -print \
 908                 | xargs rm -f
 909
 910 # Removes everything not needed for testing u-boot
 911 tidy:   clean
 912         @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f
 913
 914 clobber:        tidy
 915         @find $(OBJTREE) -type f \( -name '*.srec' \
 916                 -o -name '*.bin' -o -name u-boot.img \) \
 917                 -print0 | xargs -0 rm -f
 918         @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \
 919                 $(obj)cscope.* $(obj)*.*~
 920         @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y)
 921         @rm -f $(obj)u-boot.kwb
 922         @rm -f $(obj)u-boot.pbl
 923         @rm -f $(obj)u-boot.imx
 924         @rm -f $(obj)u-boot-with-spl.imx
 925         @rm -f $(obj)u-boot-with-nand-spl.imx
 926         @rm -f $(obj)u-boot.ubl
 927         @rm -f $(obj)u-boot.ais
 928         @rm -f $(obj)u-boot.dtb
 929         @rm -f $(obj)u-boot.sb
 930         @rm -f $(obj)u-boot.bd
 931         @rm -f $(obj)u-boot.spr
 932         @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map}
 933         @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map}
 934         @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map}
 935         @rm -f $(obj)spl/u-boot-spl.lds
 936         @rm -f $(obj)tpl/{u-boot-tpl,u-boot-tpl.bin,u-boot-tpl.map}
 937         @rm -f $(obj)tpl/u-boot-spl.lds
 938         @rm -f $(obj)MLO MLO.byteswap
 939         @rm -f $(obj)SPL
 940         @rm -f $(obj)tools/xway-swap-bytes
 941         @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c
 942         @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c
 943         @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm
 944         @rm -fr $(obj)include/generated
 945         @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f
 946         @rm -f $(obj)dts/*.tmp
 947         @rm -f $(obj)spl/u-boot-spl{,-pad}.ais
 948
 949 mrproper \
 950 distclean:      clobber unconfig
 951 ifneq ($(OBJTREE),$(SRCTREE))
 952         rm -rf $(obj)*
 953 endif
 954
 955 backup:
 956         F=`basename $(TOPDIR)` ; cd .. ; \
 957         gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F
 958
 959 #########################################################################