Makefile

   1 #
   2 # (C) Copyright 2000-2012
   3 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   4 #
   5 # See file CREDITS for list of people who contributed to this
   6 # project.
   7 #
   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.
  12 #
  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.
  17 #
  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,
  21 # MA 02111-1307 USA
  22 #
  23
  24 VERSION = 2013
  25 PATCHLEVEL = 04
  26 SUBLEVEL =
  27 EXTRAVERSION =
  28 ifneq "$(SUBLEVEL)" ""
  29 U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
  30 else
  31 U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL)$(EXTRAVERSION)
  32 endif
  33 TIMESTAMP_FILE = $(obj)include/generated/timestamp_autogenerated.h
  34 VERSION_FILE = $(obj)include/generated/version_autogenerated.h
  35
  36 HOSTARCH := $(shell uname -m | \
  37         sed -e s/i.86/x86/ \
  38             -e s/sun4u/sparc64/ \
  39             -e s/arm.*/arm/ \
  40             -e s/sa110/arm/ \
  41             -e s/ppc64/powerpc/ \
  42             -e s/ppc/powerpc/ \
  43             -e s/macppc/powerpc/\
  44             -e s/sh.*/sh/)
  45
  46 HOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \
  47             sed -e 's/\(cygwin\).*/cygwin/')
  48
  49 export  HOSTARCH HOSTOS
  50
  51 # Deal with colliding definitions from tcsh etc.
  52 VENDOR=
  53
  54 #########################################################################
  55 # Allow for silent builds
  56 ifeq (,$(findstring s,$(MAKEFLAGS)))
  57 XECHO = echo
  58 else
  59 XECHO = :
  60 endif
  61
  62 #########################################################################
  63 #
  64 # U-boot build supports producing a object files to the separate external
  65 # directory. Two use cases are supported:
  66 #
  67 # 1) Add O= to the make command line
  68 # 'make O=/tmp/build all'
  69 #
  70 # 2) Set environement variable BUILD_DIR to point to the desired location
  71 # 'export BUILD_DIR=/tmp/build'
  72 # 'make'
  73 #
  74 # The second approach can also be used with a MAKEALL script
  75 # 'export BUILD_DIR=/tmp/build'
  76 # './MAKEALL'
  77 #
  78 # Command line 'O=' setting overrides BUILD_DIR environent variable.
  79 #
  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.
  82 #
  83
  84 ifdef O
  85 ifeq ("$(origin O)", "command line")
  86 BUILD_DIR := $(O)
  87 endif
  88 endif
  89
  90 # Call a source code checker (by default, "sparse") as part of the
  91 # C compilation.
  92 #
  93 # Use 'make C=1' to enable checking of re-compiled files.
  94 #
  95 # See the linux kernel file "Documentation/sparse.txt" for more details,
  96 # including where to get the "sparse" utility.
  97
  98 ifdef C
  99 ifeq ("$(origin C)", "command line")
 100 CHECKSRC := $(C)
 101 endif
 102 endif
 103 ifndef CHECKSRC
 104   CHECKSRC = 0
 105 endif
 106 export CHECKSRC
 107
 108 ifneq ($(BUILD_DIR),)
 109 saved-output := $(BUILD_DIR)
 110
 111 # Attempt to create a output directory.
 112 $(shell [ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR})
 113
 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),)
 118
 119 OBJTREE         := $(if $(BUILD_DIR),$(BUILD_DIR),$(CURDIR))
 120 SPLTREE         := $(OBJTREE)/spl
 121 SRCTREE         := $(CURDIR)
 122 TOPDIR          := $(SRCTREE)
 123 LNDIR           := $(OBJTREE)
 124 export  TOPDIR SRCTREE OBJTREE SPLTREE
 125
 126 MKCONFIG        := $(SRCTREE)/mkconfig
 127 export MKCONFIG
 128
 129 ifneq ($(OBJTREE),$(SRCTREE))
 130 REMOTE_BUILD    := 1
 131 export REMOTE_BUILD
 132 endif
 133
 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))
 138 obj := $(OBJTREE)/
 139 src := $(SRCTREE)/
 140 else
 141 obj :=
 142 src :=
 143 endif
 144 export obj src
 145
 146 # Make sure CDPATH settings don't interfere
 147 unexport CDPATH
 148
 149 #########################################################################
 150
 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.
 155 SUBDIR_TOOLS = tools
 156 SUBDIR_EXAMPLES = examples/standalone examples/api
 157 SUBDIRS = $(SUBDIR_TOOLS)
 158
 159 .PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE)
 160
 161 ifeq ($(obj)include/config.mk,$(wildcard $(obj)include/config.mk))
 162
 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.
 166 all:
 167 sinclude $(obj)include/autoconf.mk.dep
 168 sinclude $(obj)include/autoconf.mk
 169
 170 ifndef CONFIG_SANDBOX
 171 SUBDIRS += $(SUBDIR_EXAMPLES)
 172 endif
 173
 174 # load ARCH, BOARD, and CPU configuration
 175 include $(obj)include/config.mk
 176 export  ARCH CPU BOARD VENDOR SOC
 177
 178 # set default to nothing for native builds
 179 ifeq ($(HOSTARCH),$(ARCH))
 180 CROSS_COMPILE ?=
 181 endif
 182
 183 # load other configuration
 184 include $(TOPDIR)/config.mk
 185
 186 # Targets which don't build the source code
 187 NON_BUILD_TARGETS = backup clean clobber distclean mkproper tidy unconfig
 188
 189 # Only do the generic board check when actually building, not configuring
 190 ifeq ($(filter $(NON_BUILD_TARGETS),$(MAKECMDGOALS)),)
 191 ifeq ($(findstring _config,$(MAKECMDGOALS)),)
 192 $(CHECK_GENERIC_BOARD)
 193 endif
 194 endif
 195
 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
 198 # standard location.
 199
 200 LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT))
 201
 202 ifndef 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))
 207         endif
 208 endif
 209
 210 # If there is no specified link script, we look in a number of places for it
 211 ifndef LDSCRIPT
 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
 216                 endif
 217         endif
 218         ifeq ($(wildcard $(LDSCRIPT)),)
 219                 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds
 220         endif
 221         ifeq ($(wildcard $(LDSCRIPT)),)
 222                 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds
 223         endif
 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 =
 228         endif
 229         ifeq ($(wildcard $(LDSCRIPT)),)
 230 $(error could not find linker script)
 231         endif
 232 endif
 233
 234 #########################################################################
 235 # U-Boot objects....order is important (i.e. start must be first)
 236
 237 OBJS  = $(CPUDIR)/start.o
 238 ifeq ($(CPU),ppc4xx)
 239 OBJS += $(CPUDIR)/resetvec.o
 240 endif
 241 ifeq ($(CPU),mpc85xx)
 242 OBJS += $(CPUDIR)/resetvec.o
 243 endif
 244
 245 OBJS := $(addprefix $(obj),$(OBJS))
 246
 247 HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n)
 248
 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
 256 ifdef SOC
 257 LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o
 258 endif
 259 ifeq ($(CPU),ixp)
 260 LIBS-y += drivers/net/npe/libnpe.o
 261 endif
 262 LIBS-$(CONFIG_OF_EMBED) += dts/libdts.o
 263 LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o
 264 LIBS-y += fs/libfs.o \
 265         fs/cbfs/libcbfs.o \
 266         fs/cramfs/libcramfs.o \
 267         fs/ext4/libext4fs.o \
 268         fs/fat/libfat.o \
 269         fs/fdos/libfdos.o \
 270         fs/jffs2/libjffs2.o \
 271         fs/reiserfs/libreiserfs.o \
 272         fs/sandbox/libsandboxfs.o \
 273         fs/ubifs/libubifs.o \
 274         fs/yaffs2/libyaffs2.o \
 275         fs/zfs/libzfs.o
 276 LIBS-y += net/libnet.o
 277 LIBS-y += disk/libdisk.o
 278 LIBS-y += drivers/bios_emulator/libatibiosemu.o
 279 LIBS-y += drivers/block/libblock.o
 280 LIBS-$(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 ($(CPU),mpc83xx)
 306 LIBS-y += drivers/qe/libqe.o
 307 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
 308 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
 309 endif
 310 ifeq ($(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
 315 endif
 316 ifeq ($(CPU),mpc86xx)
 317 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
 318 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
 319 endif
 320 LIBS-y += drivers/rtc/librtc.o
 321 LIBS-y += drivers/serial/libserial.o
 322 LIBS-y += drivers/sound/libsound.o
 323 LIBS-y += drivers/tpm/libtpm.o
 324 LIBS-y += drivers/twserial/libtws.o
 325 LIBS-y += drivers/usb/eth/libusb_eth.o
 326 LIBS-y += drivers/usb/gadget/libusb_gadget.o
 327 LIBS-y += drivers/usb/host/libusb_host.o
 328 LIBS-y += drivers/usb/musb/libusb_musb.o
 329 LIBS-y += drivers/usb/musb-new/libusb_musb-new.o
 330 LIBS-y += drivers/usb/phy/libusb_phy.o
 331 LIBS-y += drivers/usb/ulpi/libusb_ulpi.o
 332 LIBS-y += drivers/video/libvideo.o
 333 LIBS-y += drivers/watchdog/libwatchdog.o
 334 LIBS-y += common/libcommon.o
 335 LIBS-y += lib/libfdt/libfdt.o
 336 LIBS-y += api/libapi.o
 337 LIBS-y += post/libpost.o
 338 LIBS-y += test/libtest.o
 339
 340 ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TI814X),)
 341 LIBS-y += $(CPUDIR)/omap-common/libomap-common.o
 342 endif
 343
 344 ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610))
 345 LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o
 346 endif
 347
 348 ifeq ($(SOC),s5pc1xx)
 349 LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
 350 endif
 351 ifeq ($(SOC),exynos)
 352 LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
 353 endif
 354 ifneq ($(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
 358 endif
 359
 360 LIBS := $(addprefix $(obj),$(sort $(LIBS-y)))
 361 .PHONY : $(LIBS)
 362
 363 LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o
 364 LIBBOARD := $(addprefix $(obj),$(LIBBOARD))
 365
 366 # Add GCC lib
 367 ifdef USE_PRIVATE_LIBGCC
 368 ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
 369 PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o
 370 else
 371 PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc
 372 endif
 373 else
 374 PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc
 375 endif
 376 PLATFORM_LIBS += $(PLATFORM_LIBGCC)
 377 export PLATFORM_LIBS
 378
 379 # Special flags for CPP when processing the linker script.
 380 # Pass the version down so we can handle backwards compatibility
 381 # on the fly.
 382 LDPPFLAGS += \
 383         -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
 384         -DCPUDIR=$(CPUDIR) \
 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')
 387
 388 __OBJS := $(subst $(obj),,$(OBJS))
 389 __LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD))
 390
 391 #########################################################################
 392 #########################################################################
 393
 394 ifneq ($(CONFIG_BOARD_SIZE_LIMIT),)
 395 BOARD_SIZE_CHECK = \
 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; \
 403                 exit 1; \
 404         fi
 405 else
 406 BOARD_SIZE_CHECK =
 407 endif
 408
 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 $(obj)System.map
 411
 412 ALL-$(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 ",,$(CONFIG_SPL_TARGET))
 418 endif
 419
 420 # enable combined SPL/u-boot/dtb rules for tegra
 421 ifneq ($(CONFIG_TEGRA),)
 422 ifeq ($(CONFIG_OF_SEPARATE),y)
 423 ALL-y += $(obj)u-boot-dtb-tegra.bin
 424 else
 425 ALL-y += $(obj)u-boot-nodtb-tegra.bin
 426 endif
 427 endif
 428
 429 all:            $(ALL-y) $(SUBDIR_EXAMPLES)
 430
 431 $(obj)u-boot.dtb:       $(obj)u-boot
 432                 $(MAKE) -C dts binary
 433                 mv $(obj)dts/dt.dtb $@
 434
 435 $(obj)u-boot-dtb.bin:   $(obj)u-boot.bin $(obj)u-boot.dtb
 436                 cat $^ >$@
 437
 438 $(obj)u-boot.hex:       $(obj)u-boot
 439                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@
 440
 441 $(obj)u-boot.srec:      $(obj)u-boot
 442                 $(OBJCOPY) -O srec $< $@
 443
 444 $(obj)u-boot.bin:       $(obj)u-boot
 445                 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
 446                 $(BOARD_SIZE_CHECK)
 447
 448 $(obj)u-boot.ldr:       $(obj)u-boot
 449                 $(CREATE_LDR_ENV)
 450                 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS)
 451                 $(BOARD_SIZE_CHECK)
 452
 453 $(obj)u-boot.ldr.hex:   $(obj)u-boot.ldr
 454                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary
 455
 456 $(obj)u-boot.ldr.srec:  $(obj)u-boot.ldr
 457                 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary
 458
 459 #
 460 # U-Boot entry point, needed for booting of full-blown U-Boot
 461 # from the SPL U-Boot version.
 462 #
 463 ifndef CONFIG_SYS_UBOOT_START
 464 CONFIG_SYS_UBOOT_START := 0
 465 endif
 466
 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"/') \
 473                 -d $< $@
 474
 475 $(obj)u-boot.imx: $(obj)u-boot.bin depend
 476                 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common $(OBJTREE)/u-boot.imx
 477
 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 $< $@
 481
 482 $(obj)u-boot.pbl:       $(obj)u-boot.bin
 483                 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \
 484                 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \
 485                 -d $< $@
 486
 487 $(obj)u-boot.sha1:      $(obj)u-boot.bin
 488                 $(obj)tools/ubsha1 $(obj)u-boot.bin
 489
 490 $(obj)u-boot.dis:       $(obj)u-boot
 491                 $(OBJDUMP) -d $< > $@
 492
 493
 494
 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
 500
 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
 504
 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
 508
 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
 512
 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") \
 515                         -T aisimage \
 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 > \
 523                         $(obj)u-boot.ais
 524
 525
 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
 528
 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 > $@
 544
 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
 550
 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 > $@
 554 endif
 555 endif
 556
 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 > $@
 559
 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 > $@
 571
 572 ifeq ($(CONFIG_SANDBOX),y)
 573 GEN_UBOOT = \
 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
 577 else
 578 GEN_UBOOT = \
 579                 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
 580                         $(__OBJS) \
 581                         --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
 582                         -Map u-boot.map -o u-boot
 583 endif
 584
 585 $(obj)u-boot:   depend \
 586                 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds
 587                 $(GEN_UBOOT)
 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="\"$${smap}\"" \
 592                         -c common/system_map.c -o $(obj)common/system_map.o
 593                 $(GEN_UBOOT) $(obj)common/system_map.o
 594 endif
 595
 596 $(OBJS):        depend
 597                 $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@))
 598
 599 $(LIBS):        depend $(SUBDIR_TOOLS)
 600                 $(MAKE) -C $(dir $(subst $(obj),,$@))
 601
 602 $(LIBBOARD):    depend $(LIBS)
 603                 $(MAKE) -C $(dir $(subst $(obj),,$@))
 604
 605 $(SUBDIRS):     depend
 606                 $(MAKE) -C $@ all
 607
 608 $(SUBDIR_EXAMPLES): $(obj)u-boot
 609
 610 $(LDSCRIPT):    depend
 611                 $(MAKE) -C $(dir $@) $(notdir $@)
 612
 613 $(obj)u-boot.lds: $(LDSCRIPT)
 614                 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@
 615
 616 nand_spl:       $(TIMESTAMP_FILE) $(VERSION_FILE) depend
 617                 $(MAKE) -C nand_spl/board/$(BOARDDIR) all
 618
 619 $(obj)u-boot-nand.bin:  nand_spl $(obj)u-boot.bin
 620                 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin
 621
 622 $(obj)spl/u-boot-spl.bin:       $(SUBDIR_TOOLS) depend
 623                 $(MAKE) -C spl all
 624
 625 updater:
 626                 $(MAKE) -C tools/updater all
 627
 628 # Explicitly make _depend in subdirs containing multiple targets to prevent
 629 # parallel sub-makes creating .depend files simultaneously.
 630 depend dep:     $(TIMESTAMP_FILE) $(VERSION_FILE) \
 631                 $(obj)include/autoconf.mk \
 632                 $(obj)include/generated/generic-asm-offsets.h \
 633                 $(obj)include/generated/asm-offsets.h
 634                 for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \
 635                         $(MAKE) -C $$dir _depend ; done
 636
 637 TAG_SUBDIRS = $(SUBDIRS)
 638 TAG_SUBDIRS += $(dir $(__LIBS))
 639 TAG_SUBDIRS += include
 640
 641 FIND := find
 642 FINDFLAGS := -L
 643
 644 checkstack:
 645                 $(CROSS_COMPILE)objdump -d $(obj)u-boot \
 646                         `$(FIND) $(obj) -name u-boot-spl -print` | \
 647                         perl $(src)tools/checkstack.pl $(ARCH)
 648
 649 tags ctags:
 650                 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
 651                                                 -name '*.[chS]' -print`
 652
 653 etags:
 654                 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
 655                                                 -name '*.[chS]' -print`
 656 cscope:
 657                 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \
 658                                                 cscope.files
 659                 cscope -b -q -k
 660
 661 SYSTEM_MAP = \
 662                 $(NM) $1 | \
 663                 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
 664                 LC_ALL=C sort
 665 $(obj)System.map:       $(obj)u-boot
 666                 @$(call SYSTEM_MAP,$<) > $(obj)System.map
 667
 668 checkthumb:
 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.'; \
 673                 false; \
 674         fi
 675
 676 # GCC 3.x is reported to have problems generating the type of relocation
 677 # that U-Boot wants.
 678 # See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html
 679 checkgcc4:
 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'; \
 682                 false; \
 683         fi
 684
 685 #
 686 # Auto-generate the autoconf.mk file (which is included by all makefiles)
 687 #
 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 $@ ; \
 693         set -e ; \
 694         : Generate the dependancies ; \
 695         $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \
 696                 -MQ $(obj)include/autoconf.mk include/common.h > $@
 697
 698 $(obj)include/autoconf.mk: $(obj)include/config.h
 699         @$(XECHO) Generating $@ ; \
 700         set -e ; \
 701         : Extract the config macros ; \
 702         $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \
 703                 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \
 704         mv $@.tmp $@
 705
 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 $@
 710
 711 $(obj)lib/asm-offsets.s:        $(obj)include/autoconf.mk.dep \
 712         $(src)lib/asm-offsets.c
 713         @mkdir -p $(obj)lib
 714         $(CC) -DDO_DEPS_ONLY \
 715                 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
 716                 -o $@ $(src)lib/asm-offsets.c -c -S
 717
 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 $@
 722
 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; \
 729         else \
 730                 touch $@; \
 731         fi
 732
 733 #########################################################################
 734 else    # !config.mk
 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
 740         @ exit 1
 741
 742 tools: $(VERSION_FILE) $(TIMESTAMP_FILE)
 743         $(MAKE) -C $@ all
 744 endif   # config.mk
 745
 746 $(VERSION_FILE):
 747                 @mkdir -p $(dir $(VERSION_FILE))
 748                 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \
 749                    printf '#define PLAIN_VERSION "%s%s"\n' \
 750                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
 751                    printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \
 752                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
 753                 ) > $@.tmp
 754                 @( printf '#define CC_VERSION_STRING "%s"\n' \
 755                  '$(shell $(CC) --version | head -n 1)' )>>  $@.tmp
 756                 @( printf '#define LD_VERSION_STRING "%s"\n' \
 757                  '$(shell $(LD) -v | head -n 1)' )>>  $@.tmp
 758                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
 759
 760 $(TIMESTAMP_FILE):
 761                 @mkdir -p $(dir $(TIMESTAMP_FILE))
 762                 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp
 763                 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp
 764                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
 765
 766 easylogo env gdb:
 767         $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION}
 768 gdbtools: gdb
 769
 770 xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc
 771         $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@
 772
 773 tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE)
 774         $(MAKE) -C tools HOST_TOOLS_ALL=y
 775
 776 .PHONY : CHANGELOG
 777 CHANGELOG:
 778         git log --no-merges U-Boot-1_1_5.. | \
 779         unexpand -a | sed -e 's/\s\s*$$//' > $@
 780
 781 include/license.h: tools/bin2header COPYING
 782         cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h
 783 #########################################################################
 784
 785 unconfig:
 786         @rm -f $(obj)include/config.h $(obj)include/config.mk \
 787                 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \
 788                 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep
 789
 790 %_config::      unconfig
 791         @$(MKCONFIG) -A $(@:_config=)
 792
 793 sinclude $(obj).boards.depend
 794 $(obj).boards.depend:   boards.cfg
 795         @awk '(NF && $$1 !~ /^#/) { print $$1 ": " $$1 "_config; $$(MAKE)" }' $< > $@
 796
 797 #
 798 # Functions to generate common board directory names
 799 #
 800 lcname  = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/')
 801 ucname  = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/')
 802
 803 #########################################################################
 804 #########################################################################
 805
 806 clean:
 807         @rm -f $(obj)examples/standalone/82559_eeprom                     \
 808                $(obj)examples/standalone/atmel_df_pow2                    \
 809                $(obj)examples/standalone/eepro100_eeprom                  \
 810                $(obj)examples/standalone/hello_world                      \
 811                $(obj)examples/standalone/interrupt                        \
 812                $(obj)examples/standalone/mem_to_mem_idma2intr             \
 813                $(obj)examples/standalone/sched                            \
 814                $(obj)examples/standalone/smc911{11,x}_eeprom              \
 815                $(obj)examples/standalone/test_burst                       \
 816                $(obj)examples/standalone/timer
 817         @rm -f $(obj)examples/api/demo{,.bin}
 818         @rm -f $(obj)tools/bmp_logo        $(obj)tools/easylogo/easylogo  \
 819                $(obj)tools/env/{fw_printenv,fw_setenv}                    \
 820                $(obj)tools/envcrc                                         \
 821                $(obj)tools/gdb/{astest,gdbcont,gdbsend}                   \
 822                $(obj)tools/gen_eth_addr    $(obj)tools/img2srec           \
 823                $(obj)tools/mk{env,}image   $(obj)tools/mpc86x_clk         \
 824                $(obj)tools/mk{smdk5250,}spl                               \
 825                $(obj)tools/mxsboot                                        \
 826                $(obj)tools/ncb             $(obj)tools/ubsha1             \
 827                $(obj)tools/kernel-doc/docproc
 828         @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image}        \
 829                $(obj)board/matrix_vision/*/bootscript.img                 \
 830                $(obj)board/voiceblue/eeprom                               \
 831                $(obj)u-boot.lds                                           \
 832                $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs]          \
 833                $(obj)arch/blackfin/cpu/init.{lds,elf}
 834         @rm -f $(obj)include/bmp_logo.h
 835         @rm -f $(obj)include/bmp_logo_data.h
 836         @rm -f $(obj)lib/asm-offsets.s
 837         @rm -f $(obj)include/generated/asm-offsets.h
 838         @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
 839         @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE)
 840         @$(MAKE) -s -C doc/DocBook/ cleandocs
 841         @find $(OBJTREE) -type f \
 842                 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \
 843                 -o -name '*.o'  -o -name '*.a' -o -name '*.exe' \
 844                 -o -name '*.cfgtmp' \) -print \
 845                 | xargs rm -f
 846
 847 # Removes everything not needed for testing u-boot
 848 tidy:   clean
 849         @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f
 850
 851 clobber:        tidy
 852         @find $(OBJTREE) -type f \( -name '*.srec' \
 853                 -o -name '*.bin' -o -name u-boot.img \) \
 854                 -print0 | xargs -0 rm -f
 855         @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \
 856                 $(obj)cscope.* $(obj)*.*~
 857         @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y)
 858         @rm -f $(obj)u-boot.kwb
 859         @rm -f $(obj)u-boot.pbl
 860         @rm -f $(obj)u-boot.imx
 861         @rm -f $(obj)u-boot-with-spl.imx
 862         @rm -f $(obj)u-boot-with-nand-spl.imx
 863         @rm -f $(obj)u-boot.ubl
 864         @rm -f $(obj)u-boot.ais
 865         @rm -f $(obj)u-boot.dtb
 866         @rm -f $(obj)u-boot.sb
 867         @rm -f $(obj)u-boot.bd
 868         @rm -f $(obj)u-boot.spr
 869         @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map}
 870         @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map}
 871         @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map}
 872         @rm -f $(obj)spl/u-boot-spl.lds
 873         @rm -f $(obj)MLO MLO.byteswap
 874         @rm -f $(obj)SPL
 875         @rm -f $(obj)tools/xway-swap-bytes
 876         @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c
 877         @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c
 878         @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm
 879         @rm -fr $(obj)include/generated
 880         @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f
 881         @rm -f $(obj)dts/*.tmp
 882         @rm -f $(obj)spl/u-boot-spl{,-pad}.ais
 883
 884 mrproper \
 885 distclean:      clobber unconfig
 886 ifneq ($(OBJTREE),$(SRCTREE))
 887         rm -rf $(obj)*
 888 endif
 889
 890 backup:
 891         F=`basename $(TOPDIR)` ; cd .. ; \
 892         gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F
 893
 894 #########################################################################