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