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 = 07
  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
  18 HOSTARCH := $(shell uname -m | \
  19         sed -e s/i.86/x86/ \
  20             -e s/sun4u/sparc64/ \
  21             -e s/arm.*/arm/ \
  22             -e s/sa110/arm/ \
  23             -e s/ppc64/powerpc/ \
  24             -e s/ppc/powerpc/ \
  25             -e s/macppc/powerpc/\
  26             -e s/sh.*/sh/)
  27
  28 HOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \
  29             sed -e 's/\(cygwin\).*/cygwin/')
  30
  31 export  HOSTARCH HOSTOS
  32
  33 # Deal with colliding definitions from tcsh etc.
  34 VENDOR=
  35
  36 #########################################################################
  37 # Allow for silent builds
  38 ifeq (,$(findstring s,$(MAKEFLAGS)))
  39 XECHO = echo
  40 else
  41 XECHO = :
  42 endif
  43
  44 #########################################################################
  45 #
  46 # U-boot build supports producing a object files to the separate external
  47 # directory. Two use cases are supported:
  48 #
  49 # 1) Add O= to the make command line
  50 # 'make O=/tmp/build all'
  51 #
  52 # 2) Set environement variable BUILD_DIR to point to the desired location
  53 # 'export BUILD_DIR=/tmp/build'
  54 # 'make'
  55 #
  56 # The second approach can also be used with a MAKEALL script
  57 # 'export BUILD_DIR=/tmp/build'
  58 # './MAKEALL'
  59 #
  60 # Command line 'O=' setting overrides BUILD_DIR environent variable.
  61 #
  62 # When none of the above methods is used the local build is performed and
  63 # the object files are placed in the source directory.
  64 #
  65
  66 ifdef O
  67 ifeq ("$(origin O)", "command line")
  68 BUILD_DIR := $(O)
  69 endif
  70 endif
  71
  72 # Call a source code checker (by default, "sparse") as part of the
  73 # C compilation.
  74 #
  75 # Use 'make C=1' to enable checking of re-compiled files.
  76 #
  77 # See the linux kernel file "Documentation/sparse.txt" for more details,
  78 # including where to get the "sparse" utility.
  79
  80 ifdef C
  81 ifeq ("$(origin C)", "command line")
  82 CHECKSRC := $(C)
  83 endif
  84 endif
  85 ifndef CHECKSRC
  86   CHECKSRC = 0
  87 endif
  88 export CHECKSRC
  89
  90 ifneq ($(BUILD_DIR),)
  91 saved-output := $(BUILD_DIR)
  92
  93 # Attempt to create an output directory.
  94 $(shell [ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR})
  95
  96 # Verify if it was successful.
  97 BUILD_DIR := $(shell cd $(BUILD_DIR) && /bin/pwd)
  98 $(if $(BUILD_DIR),,$(error output directory "$(saved-output)" does not exist))
  99 endif # ifneq ($(BUILD_DIR),)
 100
 101 OBJTREE         := $(if $(BUILD_DIR),$(BUILD_DIR),$(CURDIR))
 102 SPLTREE         := $(OBJTREE)/spl
 103 SRCTREE         := $(CURDIR)
 104 TOPDIR          := $(SRCTREE)
 105 LNDIR           := $(OBJTREE)
 106 export  TOPDIR SRCTREE OBJTREE SPLTREE
 107
 108 MKCONFIG        := $(SRCTREE)/mkconfig
 109 export MKCONFIG
 110
 111 ifneq ($(OBJTREE),$(SRCTREE))
 112 REMOTE_BUILD    := 1
 113 export REMOTE_BUILD
 114 endif
 115
 116 # $(obj) and (src) are defined in config.mk but here in main Makefile
 117 # we also need them before config.mk is included which is the case for
 118 # some targets like unconfig, clean, clobber, distclean, etc.
 119 ifneq ($(OBJTREE),$(SRCTREE))
 120 obj := $(OBJTREE)/
 121 src := $(SRCTREE)/
 122 else
 123 obj :=
 124 src :=
 125 endif
 126 export obj src
 127
 128 TIMESTAMP_FILE = $(obj)include/generated/timestamp_autogenerated.h
 129 VERSION_FILE = $(obj)include/generated/version_autogenerated.h
 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$(ARCH).o
 250 LIBS-y += fs/libfs.o \
 251         fs/cbfs/libcbfs.o \
 252         fs/cramfs/libcramfs.o \
 253         fs/ext4/libext4fs.o \
 254         fs/fat/libfat.o \
 255         fs/fdos/libfdos.o \
 256         fs/jffs2/libjffs2.o \
 257         fs/reiserfs/libreiserfs.o \
 258         fs/sandbox/libsandboxfs.o \
 259         fs/ubifs/libubifs.o \
 260         fs/yaffs2/libyaffs2.o \
 261         fs/zfs/libzfs.o
 262 LIBS-y += net/libnet.o
 263 LIBS-y += disk/libdisk.o
 264 LIBS-y += drivers/bios_emulator/libatibiosemu.o
 265 LIBS-y += drivers/block/libblock.o
 266 LIBS-$(CONFIG_BOOTCOUNT_LIMIT) += drivers/bootcount/libbootcount.o
 267 LIBS-y += drivers/crypto/libcrypto.o
 268 LIBS-y += drivers/dma/libdma.o
 269 LIBS-y += drivers/fpga/libfpga.o
 270 LIBS-y += drivers/gpio/libgpio.o
 271 LIBS-y += drivers/hwmon/libhwmon.o
 272 LIBS-y += drivers/i2c/libi2c.o
 273 LIBS-y += drivers/input/libinput.o
 274 LIBS-y += drivers/misc/libmisc.o
 275 LIBS-y += drivers/mmc/libmmc.o
 276 LIBS-y += drivers/mtd/libmtd.o
 277 LIBS-y += drivers/mtd/nand/libnand.o
 278 LIBS-y += drivers/mtd/onenand/libonenand.o
 279 LIBS-y += drivers/mtd/ubi/libubi.o
 280 LIBS-y += drivers/mtd/spi/libspi_flash.o
 281 LIBS-y += drivers/net/libnet.o
 282 LIBS-y += drivers/net/phy/libphy.o
 283 LIBS-y += drivers/pci/libpci.o
 284 LIBS-y += drivers/pcmcia/libpcmcia.o
 285 LIBS-y += drivers/power/libpower.o \
 286         drivers/power/fuel_gauge/libfuel_gauge.o \
 287         drivers/power/pmic/libpmic.o \
 288         drivers/power/battery/libbattery.o
 289 LIBS-y += drivers/spi/libspi.o
 290 LIBS-y += drivers/dfu/libdfu.o
 291 ifeq ($(CPU),mpc83xx)
 292 LIBS-y += drivers/qe/libqe.o
 293 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
 294 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
 295 endif
 296 ifeq ($(CPU),mpc85xx)
 297 LIBS-y += drivers/qe/libqe.o
 298 LIBS-y += drivers/net/fm/libfm.o
 299 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
 300 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
 301 endif
 302 ifeq ($(CPU),mpc86xx)
 303 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
 304 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
 305 endif
 306 LIBS-y += drivers/rtc/librtc.o
 307 LIBS-y += drivers/serial/libserial.o
 308 LIBS-y += drivers/sound/libsound.o
 309 LIBS-y += drivers/tpm/libtpm.o
 310 LIBS-y += drivers/twserial/libtws.o
 311 LIBS-y += drivers/usb/eth/libusb_eth.o
 312 LIBS-y += drivers/usb/gadget/libusb_gadget.o
 313 LIBS-y += drivers/usb/host/libusb_host.o
 314 LIBS-y += drivers/usb/musb/libusb_musb.o
 315 LIBS-y += drivers/usb/musb-new/libusb_musb-new.o
 316 LIBS-y += drivers/usb/phy/libusb_phy.o
 317 LIBS-y += drivers/usb/ulpi/libusb_ulpi.o
 318 LIBS-y += drivers/video/libvideo.o
 319 LIBS-y += drivers/watchdog/libwatchdog.o
 320 LIBS-y += common/libcommon.o
 321 LIBS-y += lib/libfdt/libfdt.o
 322 LIBS-y += api/libapi.o
 323 LIBS-y += post/libpost.o
 324 LIBS-y += test/libtest.o
 325
 326 ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TI814X),)
 327 LIBS-y += $(CPUDIR)/omap-common/libomap-common.o
 328 endif
 329
 330 ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610))
 331 LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o
 332 endif
 333
 334 ifeq ($(SOC),s5pc1xx)
 335 LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
 336 endif
 337 ifeq ($(SOC),exynos)
 338 LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
 339 endif
 340 ifneq ($(CONFIG_TEGRA),)
 341 LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o
 342 LIBS-y += arch/$(ARCH)/cpu/tegra-common/libcputegra-common.o
 343 LIBS-y += $(CPUDIR)/tegra-common/libtegra-common.o
 344 endif
 345
 346 LIBS := $(addprefix $(obj),$(sort $(LIBS-y)))
 347 .PHONY : $(LIBS)
 348
 349 LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o
 350 LIBBOARD := $(addprefix $(obj),$(LIBBOARD))
 351
 352 # Add GCC lib
 353 ifdef USE_PRIVATE_LIBGCC
 354 ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
 355 PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o
 356 else
 357 PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc
 358 endif
 359 else
 360 PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc
 361 endif
 362 PLATFORM_LIBS += $(PLATFORM_LIBGCC)
 363 export PLATFORM_LIBS
 364
 365 # Special flags for CPP when processing the linker script.
 366 # Pass the version down so we can handle backwards compatibility
 367 # on the fly.
 368 LDPPFLAGS += \
 369         -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
 370         -DCPUDIR=$(CPUDIR) \
 371         $(shell $(LD) --version | \
 372           sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
 373
 374 __OBJS := $(subst $(obj),,$(OBJS))
 375 __LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD))
 376
 377 #########################################################################
 378 #########################################################################
 379
 380 ifneq ($(CONFIG_BOARD_SIZE_LIMIT),)
 381 BOARD_SIZE_CHECK = \
 382         @actual=`wc -c $@ | awk '{print $$1}'`; \
 383         limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \
 384         if test $$actual -gt $$limit; then \
 385                 echo "$@ exceeds file size limit:" >&2 ; \
 386                 echo "  limit:  $$limit bytes" >&2 ; \
 387                 echo "  actual: $$actual bytes" >&2 ; \
 388                 echo "  excess: $$((actual - limit)) bytes" >&2; \
 389                 exit 1; \
 390         fi
 391 else
 392 BOARD_SIZE_CHECK =
 393 endif
 394
 395 # Always append ALL so that arch config.mk's can add custom ones
 396 ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map
 397
 398 ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin
 399 ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin
 400 ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin
 401 ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin
 402 ifneq ($(CONFIG_SPL_TARGET),)
 403 ALL-$(CONFIG_SPL) += $(obj)$(subst ",,$(CONFIG_SPL_TARGET))
 404 endif
 405
 406 # enable combined SPL/u-boot/dtb rules for tegra
 407 ifneq ($(CONFIG_TEGRA),)
 408 ifeq ($(CONFIG_OF_SEPARATE),y)
 409 ALL-y += $(obj)u-boot-dtb-tegra.bin
 410 else
 411 ALL-y += $(obj)u-boot-nodtb-tegra.bin
 412 endif
 413 endif
 414
 415 all:            $(ALL-y) $(SUBDIR_EXAMPLES)
 416
 417 $(obj)u-boot.dtb:       checkdtc $(obj)u-boot
 418                 $(MAKE) -C dts binary
 419                 mv $(obj)dts/dt.dtb $@
 420
 421 $(obj)u-boot-dtb.bin:   $(obj)u-boot.bin $(obj)u-boot.dtb
 422                 cat $^ >$@
 423
 424 $(obj)u-boot.hex:       $(obj)u-boot
 425                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@
 426
 427 $(obj)u-boot.srec:      $(obj)u-boot
 428                 $(OBJCOPY) -O srec $< $@
 429
 430 $(obj)u-boot.bin:       $(obj)u-boot
 431                 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
 432                 $(BOARD_SIZE_CHECK)
 433
 434 $(obj)u-boot.ldr:       $(obj)u-boot
 435                 $(CREATE_LDR_ENV)
 436                 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS)
 437                 $(BOARD_SIZE_CHECK)
 438
 439 $(obj)u-boot.ldr.hex:   $(obj)u-boot.ldr
 440                 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary
 441
 442 $(obj)u-boot.ldr.srec:  $(obj)u-boot.ldr
 443                 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary
 444
 445 #
 446 # U-Boot entry point, needed for booting of full-blown U-Boot
 447 # from the SPL U-Boot version.
 448 #
 449 ifndef CONFIG_SYS_UBOOT_START
 450 CONFIG_SYS_UBOOT_START := 0
 451 endif
 452
 453 $(obj)u-boot.img:       $(obj)u-boot.bin
 454                 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
 455                 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \
 456                 -e $(CONFIG_SYS_UBOOT_START) \
 457                 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \
 458                         sed -e 's/"[     ]*$$/ for $(BOARD) board"/') \
 459                 -d $< $@
 460
 461 $(obj)u-boot.imx: $(obj)u-boot.bin depend
 462                 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common $(OBJTREE)/u-boot.imx
 463
 464 $(obj)u-boot.kwb:       $(obj)u-boot.bin
 465                 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \
 466                 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@
 467
 468 $(obj)u-boot.pbl:       $(obj)u-boot.bin
 469                 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \
 470                 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \
 471                 -d $< $@
 472
 473 $(obj)u-boot.sha1:      $(obj)u-boot.bin
 474                 $(obj)tools/ubsha1 $(obj)u-boot.bin
 475
 476 $(obj)u-boot.dis:       $(obj)u-boot
 477                 $(OBJDUMP) -d $< > $@
 478
 479
 480
 481 $(obj)u-boot-with-spl.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
 482                 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SPL_PAD_TO) \
 483                         -I binary -O binary $< $(obj)spl/u-boot-spl-pad.bin
 484                 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@
 485                 rm $(obj)spl/u-boot-spl-pad.bin
 486
 487 $(obj)u-boot-with-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
 488                 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \
 489                         $(OBJTREE)/u-boot-with-spl.imx
 490
 491 $(obj)u-boot-with-nand-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
 492                 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \
 493                         $(OBJTREE)/u-boot-with-nand-spl.imx
 494
 495 $(obj)u-boot.ubl:       $(obj)u-boot-with-spl.bin
 496                 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \
 497                 -e $(CONFIG_SYS_TEXT_BASE) -d $< $(obj)u-boot.ubl
 498
 499 $(obj)u-boot.ais:       $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
 500                 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \
 501                         -T aisimage \
 502                         -e $(CONFIG_SPL_TEXT_BASE) \
 503                         -d $(obj)spl/u-boot-spl.bin \
 504                         $(obj)spl/u-boot-spl.ais
 505                 $(OBJCOPY) ${OBJCFLAGS} -I binary \
 506                         --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \
 507                         $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais
 508                 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \
 509                         $(obj)u-boot.ais
 510
 511
 512 $(obj)u-boot.sb:       $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin elftosb
 513                 $(MAKE) -C $(SRCTREE)/$(CPUDIR)/$(SOC)/ $(OBJTREE)/u-boot.sb
 514
 515 # On x600 (SPEAr600) U-Boot is appended to U-Boot SPL.
 516 # Both images are created using mkimage (crc etc), so that the ROM
 517 # bootloader can check its integrity. Padding needs to be done to the
 518 # SPL image (with mkimage header) and not the binary. Otherwise the resulting image
 519 # which is loaded/copied by the ROM bootloader to SRAM doesn't fit.
 520 # The resulting image containing both U-Boot images is called u-boot.spr
 521 $(obj)u-boot.spr:       $(obj)u-boot.img $(obj)spl/u-boot-spl.bin
 522                 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \
 523                 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \
 524                 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img
 525                 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \
 526                         of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null
 527                 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \
 528                         conv=notrunc 2>/dev/null
 529                 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@
 530
 531 ifneq ($(CONFIG_TEGRA),)
 532 $(obj)u-boot-nodtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin
 533                 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin
 534                 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@
 535                 rm $(obj)spl/u-boot-spl-pad.bin
 536
 537 ifeq ($(CONFIG_OF_SEPARATE),y)
 538 $(obj)u-boot-dtb-tegra.bin: $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb
 539                 cat $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb > $@
 540 endif
 541 endif
 542
 543 $(obj)u-boot-img.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
 544                 cat $(obj)spl/u-boot-spl.bin $(obj)u-boot.img > $@
 545
 546 # PPC4xx needs the SPL at the end of the image, since the reset vector
 547 # is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target
 548 # and need to introduce a new build target with the full blown U-Boot
 549 # at the start padded up to the start of the SPL image. And then concat
 550 # the SPL image to the end.
 551 $(obj)u-boot-img-spl-at-end.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img
 552                 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_UBOOT_PAD_TO) \
 553                         of=$(obj)u-boot-pad.img 2>/dev/null
 554                 dd if=$(obj)u-boot.img of=$(obj)u-boot-pad.img \
 555                         conv=notrunc 2>/dev/null
 556                 cat $(obj)u-boot-pad.img $(obj)spl/u-boot-spl.bin > $@
 557
 558 ifeq ($(CONFIG_SANDBOX),y)
 559 GEN_UBOOT = \
 560                 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \
 561                         -Wl,--start-group $(__LIBS) -Wl,--end-group \
 562                         $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot
 563 else
 564 GEN_UBOOT = \
 565                 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
 566                         $(__OBJS) \
 567                         --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
 568                         -Map u-boot.map -o u-boot
 569 endif
 570
 571 $(obj)u-boot:   depend \
 572                 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds
 573                 $(GEN_UBOOT)
 574 ifeq ($(CONFIG_KALLSYMS),y)
 575                 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \
 576                         awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \
 577                 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \
 578                         -c common/system_map.c -o $(obj)common/system_map.o
 579                 $(GEN_UBOOT) $(obj)common/system_map.o
 580 endif
 581
 582 $(OBJS):        depend
 583                 $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@))
 584
 585 $(LIBS):        depend $(SUBDIR_TOOLS)
 586                 $(MAKE) -C $(dir $(subst $(obj),,$@))
 587
 588 $(LIBBOARD):    depend $(LIBS)
 589                 $(MAKE) -C $(dir $(subst $(obj),,$@))
 590
 591 $(SUBDIRS):     depend
 592                 $(MAKE) -C $@ all
 593
 594 $(SUBDIR_EXAMPLES): $(obj)u-boot
 595
 596 $(LDSCRIPT):    depend
 597                 $(MAKE) -C $(dir $@) $(notdir $@)
 598
 599 $(obj)u-boot.lds: $(LDSCRIPT)
 600                 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@
 601
 602 nand_spl:       $(TIMESTAMP_FILE) $(VERSION_FILE) depend
 603                 $(MAKE) -C nand_spl/board/$(BOARDDIR) all
 604
 605 $(obj)u-boot-nand.bin:  nand_spl $(obj)u-boot.bin
 606                 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin
 607
 608 $(obj)spl/u-boot-spl.bin:       $(SUBDIR_TOOLS) depend
 609                 $(MAKE) -C spl all
 610
 611 updater:
 612                 $(MAKE) -C tools/updater all
 613 elftosb:
 614                 $(MAKE) -C $(SUBDIR_TOOLS)/elftosb all
 615
 616 # Explicitly make _depend in subdirs containing multiple targets to prevent
 617 # parallel sub-makes creating .depend files simultaneously.
 618 depend dep:     $(TIMESTAMP_FILE) $(VERSION_FILE) \
 619                 $(obj)include/autoconf.mk \
 620                 $(obj)include/generated/generic-asm-offsets.h \
 621                 $(obj)include/generated/asm-offsets.h
 622                 for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \
 623                         $(MAKE) -C $$dir _depend ; done
 624
 625 TAG_SUBDIRS = $(SUBDIRS)
 626 TAG_SUBDIRS += $(dir $(__LIBS))
 627 TAG_SUBDIRS += include
 628
 629 FIND := find
 630 FINDFLAGS := -L
 631
 632 checkstack:
 633                 $(CROSS_COMPILE)objdump -d $(obj)u-boot \
 634                         `$(FIND) $(obj) -name u-boot-spl -print` | \
 635                         perl $(src)tools/checkstack.pl $(ARCH)
 636
 637 tags ctags:
 638                 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
 639                                                 -name '*.[chS]' -print`
 640
 641 etags:
 642                 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
 643                                                 -name '*.[chS]' -print`
 644 cscope:
 645                 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \
 646                                                 cscope.files
 647                 cscope -b -q -k
 648
 649 SYSTEM_MAP = \
 650                 $(NM) $1 | \
 651                 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
 652                 LC_ALL=C sort
 653 $(obj)System.map:       $(obj)u-boot
 654                 @$(call SYSTEM_MAP,$<) > $(obj)System.map
 655
 656 checkthumb:
 657         @if test $(call cc-version) -lt 0404; then \
 658                 echo -n '*** Your GCC does not produce working '; \
 659                 echo 'binaries in THUMB mode.'; \
 660                 echo '*** Your board is configured for THUMB mode.'; \
 661                 false; \
 662         fi
 663
 664 # GCC 3.x is reported to have problems generating the type of relocation
 665 # that U-Boot wants.
 666 # See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html
 667 checkgcc4:
 668         @if test $(call cc-version) -lt 0400; then \
 669                 echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \
 670                 false; \
 671         fi
 672
 673 checkdtc:
 674         @if test $(call dtc-version) -lt 0104; then \
 675                 echo '*** Your dtc is too old, please upgrade to dtc 1.4 or newer'; \
 676                 false; \
 677         fi
 678
 679 #
 680 # Auto-generate the autoconf.mk file (which is included by all makefiles)
 681 #
 682 # This target actually generates 2 files; autoconf.mk and autoconf.mk.dep.
 683 # the dep file is only include in this top level makefile to determine when
 684 # to regenerate the autoconf.mk file.
 685 $(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h
 686         @$(XECHO) Generating $@ ; \
 687         set -e ; \
 688         : Generate the dependancies ; \
 689         $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \
 690                 -MQ $(obj)include/autoconf.mk include/common.h > $@
 691
 692 $(obj)include/autoconf.mk: $(obj)include/config.h
 693         @$(XECHO) Generating $@ ; \
 694         set -e ; \
 695         : Extract the config macros ; \
 696         $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \
 697                 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \
 698         mv $@.tmp $@
 699
 700 $(obj)include/generated/generic-asm-offsets.h:  $(obj)include/autoconf.mk.dep \
 701         $(obj)lib/asm-offsets.s
 702         @$(XECHO) Generating $@
 703         tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@
 704
 705 $(obj)lib/asm-offsets.s:        $(obj)include/autoconf.mk.dep \
 706         $(src)lib/asm-offsets.c
 707         @mkdir -p $(obj)lib
 708         $(CC) -DDO_DEPS_ONLY \
 709                 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
 710                 -o $@ $(src)lib/asm-offsets.c -c -S
 711
 712 $(obj)include/generated/asm-offsets.h:  $(obj)include/autoconf.mk.dep \
 713         $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
 714         @$(XECHO) Generating $@
 715         tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@
 716
 717 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s:   $(obj)include/autoconf.mk.dep
 718         @mkdir -p $(obj)$(CPUDIR)/$(SOC)
 719         if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \
 720                 $(CC) -DDO_DEPS_ONLY \
 721                 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
 722                         -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \
 723         else \
 724                 touch $@; \
 725         fi
 726
 727 #########################################################################
 728 else    # !config.mk
 729 all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \
 730 $(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \
 731 $(filter-out tools,$(SUBDIRS)) \
 732 updater depend dep tags ctags etags cscope $(obj)System.map:
 733         @echo "System not configured - see README" >&2
 734         @ exit 1
 735
 736 tools: $(VERSION_FILE) $(TIMESTAMP_FILE)
 737         $(MAKE) -C $@ all
 738 endif   # config.mk
 739
 740 # ARM relocations should all be R_ARM_RELATIVE.
 741 checkarmreloc: $(obj)u-boot
 742         @if test "R_ARM_RELATIVE" != \
 743                 "`$(CROSS_COMPILE)readelf -r $< | cut -d ' ' -f 4 | grep R_ARM | sort -u`"; \
 744                 then echo "$< contains relocations other than \
 745                 R_ARM_RELATIVE"; false; fi
 746
 747 $(VERSION_FILE):
 748                 @mkdir -p $(dir $(VERSION_FILE))
 749                 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \
 750                    printf '#define PLAIN_VERSION "%s%s"\n' \
 751                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
 752                    printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \
 753                         "$(U_BOOT_VERSION)" "$${localvers}" ; \
 754                 ) > $@.tmp
 755                 @( printf '#define CC_VERSION_STRING "%s"\n' \
 756                  '$(shell $(CC) --version | head -n 1)' )>>  $@.tmp
 757                 @( printf '#define LD_VERSION_STRING "%s"\n' \
 758                  '$(shell $(LD) -v | head -n 1)' )>>  $@.tmp
 759                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
 760
 761 $(TIMESTAMP_FILE):
 762                 @mkdir -p $(dir $(TIMESTAMP_FILE))
 763                 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp
 764                 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp
 765                 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
 766
 767 easylogo env gdb:
 768         $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION}
 769 gdbtools: gdb
 770
 771 xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc
 772         $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@
 773
 774 tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE)
 775         $(MAKE) -C tools HOST_TOOLS_ALL=y
 776
 777 .PHONY : CHANGELOG
 778 CHANGELOG:
 779         git log --no-merges U-Boot-1_1_5.. | \
 780         unexpand -a | sed -e 's/\s\s*$$//' > $@
 781
 782 include/license.h: tools/bin2header COPYING
 783         cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h
 784 #########################################################################
 785
 786 unconfig:
 787         @rm -f $(obj)include/config.h $(obj)include/config.mk \
 788                 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \
 789                 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep
 790
 791 %_config::      unconfig
 792         @$(MKCONFIG) -A $(@:_config=)
 793
 794 sinclude $(obj).boards.depend
 795 $(obj).boards.depend:   boards.cfg
 796         @awk '(NF && $$1 !~ /^#/) { print $$1 ": " $$1 "_config; $$(MAKE)" }' $< > $@
 797
 798 #
 799 # Functions to generate common board directory names
 800 #
 801 lcname  = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/')
 802 ucname  = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/')
 803
 804 #########################################################################
 805 #########################################################################
 806
 807 clean:
 808         @rm -f $(obj)examples/standalone/82559_eeprom                     \
 809                $(obj)examples/standalone/atmel_df_pow2                    \
 810                $(obj)examples/standalone/eepro100_eeprom                  \
 811                $(obj)examples/standalone/hello_world                      \
 812                $(obj)examples/standalone/interrupt                        \
 813                $(obj)examples/standalone/mem_to_mem_idma2intr             \
 814                $(obj)examples/standalone/sched                            \
 815                $(obj)examples/standalone/smc911{11,x}_eeprom              \
 816                $(obj)examples/standalone/test_burst                       \
 817                $(obj)examples/standalone/timer
 818         @rm -f $(obj)examples/api/demo{,.bin}
 819         @rm -f $(obj)tools/bmp_logo        $(obj)tools/easylogo/easylogo  \
 820                $(obj)tools/env/{fw_printenv,fw_setenv}                    \
 821                $(obj)tools/envcrc                                         \
 822                $(obj)tools/gdb/{astest,gdbcont,gdbsend}                   \
 823                $(obj)tools/gen_eth_addr    $(obj)tools/img2srec           \
 824                $(obj)tools/mk{env,}image   $(obj)tools/mpc86x_clk         \
 825                $(obj)tools/mk{smdk5250,}spl                               \
 826                $(obj)tools/mxsboot                                        \
 827                $(obj)tools/ncb             $(obj)tools/ubsha1             \
 828                $(obj)tools/kernel-doc/docproc                             \
 829                $(obj)tools/proftool
 830         @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image}        \
 831                $(obj)board/matrix_vision/*/bootscript.img                 \
 832                $(obj)board/voiceblue/eeprom                               \
 833                $(obj)u-boot.lds                                           \
 834                $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs]          \
 835                $(obj)arch/blackfin/cpu/init.{lds,elf}
 836         @rm -f $(obj)include/bmp_logo.h
 837         @rm -f $(obj)include/bmp_logo_data.h
 838         @rm -f $(obj)lib/asm-offsets.s
 839         @rm -f $(obj)include/generated/asm-offsets.h
 840         @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
 841         @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE)
 842         @$(MAKE) -s -C doc/DocBook/ cleandocs
 843         @find $(OBJTREE) -type f \
 844                 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \
 845                 -o -name '*.o'  -o -name '*.a' -o -name '*.exe' \
 846                 -o -name '*.cfgtmp' \) -print \
 847                 | xargs rm -f
 848
 849 # Removes everything not needed for testing u-boot
 850 tidy:   clean
 851         @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f
 852
 853 clobber:        tidy
 854         @find $(OBJTREE) -type f \( -name '*.srec' \
 855                 -o -name '*.bin' -o -name u-boot.img \) \
 856                 -print0 | xargs -0 rm -f
 857         @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \
 858                 $(obj)cscope.* $(obj)*.*~
 859         @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y)
 860         @rm -f $(obj)u-boot.kwb
 861         @rm -f $(obj)u-boot.pbl
 862         @rm -f $(obj)u-boot.imx
 863         @rm -f $(obj)u-boot-with-spl.imx
 864         @rm -f $(obj)u-boot-with-nand-spl.imx
 865         @rm -f $(obj)u-boot.ubl
 866         @rm -f $(obj)u-boot.ais
 867         @rm -f $(obj)u-boot.dtb
 868         @rm -f $(obj)u-boot.sb
 869         @rm -f $(obj)u-boot.bd
 870         @rm -f $(obj)u-boot.spr
 871         @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map}
 872         @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map}
 873         @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map}
 874         @rm -f $(obj)spl/u-boot-spl.lds
 875         @rm -f $(obj)MLO MLO.byteswap
 876         @rm -f $(obj)SPL
 877         @rm -f $(obj)tools/xway-swap-bytes
 878         @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c
 879         @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c
 880         @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm
 881         @rm -fr $(obj)include/generated
 882         @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f
 883         @rm -f $(obj)dts/*.tmp
 884         @rm -f $(obj)spl/u-boot-spl{,-pad}.ais
 885
 886 mrproper \
 887 distclean:      clobber unconfig
 888 ifneq ($(OBJTREE),$(SRCTREE))
 889         rm -rf $(obj)*
 890 endif
 891
 892 backup:
 893         F=`basename $(TOPDIR)` ; cd .. ; \
 894         gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F
 895
 896 #########################################################################