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 = 07 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 producing a object files to the 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 environement 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 environent 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 105SRCTREE := $(CURDIR) 106TOPDIR := $(SRCTREE) 107LNDIR := $(OBJTREE) 108export TOPDIR SRCTREE OBJTREE SPLTREE 109 110MKCONFIG := $(SRCTREE)/mkconfig 111export MKCONFIG 112 113ifneq ($(OBJTREE),$(SRCTREE)) 114REMOTE_BUILD := 1 115export REMOTE_BUILD 116endif 117 118# $(obj) and (src) are defined in config.mk but here in main Makefile 119# we also need them before config.mk is included which is the case for 120# some targets like unconfig, clean, clobber, distclean, etc. 121ifneq ($(OBJTREE),$(SRCTREE)) 122obj := $(OBJTREE)/ 123src := $(SRCTREE)/ 124else 125obj := 126src := 127endif 128export obj src 129 130# Make sure CDPATH settings don't interfere 131unexport CDPATH 132 133######################################################################### 134 135# The "tools" are needed early, so put this first 136# Don't include stuff already done in $(LIBS) 137# The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC 138# is "yes"), so compile examples after U-Boot is compiled. 139SUBDIR_TOOLS = tools 140SUBDIR_EXAMPLES = examples/standalone examples/api 141SUBDIRS = $(SUBDIR_TOOLS) 142 143.PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE) 144 145ifeq ($(obj)include/config.mk,$(wildcard $(obj)include/config.mk)) 146 147# Include autoconf.mk before config.mk so that the config options are available 148# to all top level build files. We need the dummy all: target to prevent the 149# dependency target in autoconf.mk.dep from being the default. 150all: 151sinclude $(obj)include/autoconf.mk.dep 152sinclude $(obj)include/autoconf.mk 153 154ifndef CONFIG_SANDBOX 155SUBDIRS += $(SUBDIR_EXAMPLES) 156endif 157 158# load ARCH, BOARD, and CPU configuration 159include $(obj)include/config.mk 160export ARCH CPU BOARD VENDOR SOC 161 162# set default to nothing for native builds 163ifeq ($(HOSTARCH),$(ARCH)) 164CROSS_COMPILE ?= 165endif 166 167# load other configuration 168include $(TOPDIR)/config.mk 169 170# Targets which don't build the source code 171NON_BUILD_TARGETS = backup clean clobber distclean mkproper tidy unconfig 172 173# Only do the generic board check when actually building, not configuring 174ifeq ($(filter $(NON_BUILD_TARGETS),$(MAKECMDGOALS)),) 175ifeq ($(findstring _config,$(MAKECMDGOALS)),) 176$(CHECK_GENERIC_BOARD) 177endif 178endif 179 180# If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use 181# that (or fail if absent). Otherwise, search for a linker script in a 182# standard location. 183 184LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT)) 185 186ifndef LDSCRIPT 187 #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug 188 ifdef CONFIG_SYS_LDSCRIPT 189 # need to strip off double quotes 190 LDSCRIPT := $(subst ",,$(CONFIG_SYS_LDSCRIPT)) 191 endif 192endif 193 194# If there is no specified link script, we look in a number of places for it 195ifndef LDSCRIPT 196 ifeq ($(CONFIG_NAND_U_BOOT),y) 197 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds 198 ifeq ($(wildcard $(LDSCRIPT)),) 199 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds 200 endif 201 endif 202 ifeq ($(wildcard $(LDSCRIPT)),) 203 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds 204 endif 205 ifeq ($(wildcard $(LDSCRIPT)),) 206 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds 207 endif 208 ifeq ($(wildcard $(LDSCRIPT)),) 209 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds 210 # We don't expect a Makefile here 211 LDSCRIPT_MAKEFILE_DIR = 212 endif 213 ifeq ($(wildcard $(LDSCRIPT)),) 214$(error could not find linker script) 215 endif 216endif 217 218######################################################################### 219# U-Boot objects....order is important (i.e. start must be first) 220 221OBJS = $(CPUDIR)/start.o 222ifeq ($(CPU),ppc4xx) 223OBJS += $(CPUDIR)/resetvec.o 224endif 225ifeq ($(CPU),mpc85xx) 226OBJS += $(CPUDIR)/resetvec.o 227endif 228 229OBJS := $(addprefix $(obj),$(OBJS)) 230 231HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n) 232 233LIBS-y += lib/libgeneric.o 234LIBS-y += lib/rsa/librsa.o 235LIBS-y += lib/lzma/liblzma.o 236LIBS-y += lib/lzo/liblzo.o 237LIBS-y += lib/zlib/libz.o 238LIBS-$(CONFIG_TIZEN) += lib/tizen/libtizen.o 239LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o 240LIBS-y += $(CPUDIR)/lib$(CPU).o 241ifdef SOC 242LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o 243endif 244ifeq ($(CPU),ixp) 245LIBS-y += drivers/net/npe/libnpe.o 246endif 247LIBS-$(CONFIG_OF_EMBED) += dts/libdts.o 248LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o 249LIBS-y += fs/libfs.o \ 250 fs/cbfs/libcbfs.o \ 251 fs/cramfs/libcramfs.o \ 252 fs/ext4/libext4fs.o \ 253 fs/fat/libfat.o \ 254 fs/fdos/libfdos.o \ 255 fs/jffs2/libjffs2.o \ 256 fs/reiserfs/libreiserfs.o \ 257 fs/sandbox/libsandboxfs.o \ 258 fs/ubifs/libubifs.o \ 259 fs/yaffs2/libyaffs2.o \ 260 fs/zfs/libzfs.o 261LIBS-y += net/libnet.o 262LIBS-y += disk/libdisk.o 263LIBS-y += drivers/bios_emulator/libatibiosemu.o 264LIBS-y += drivers/block/libblock.o 265LIBS-$(CONFIG_BOOTCOUNT_LIMIT) += drivers/bootcount/libbootcount.o 266LIBS-y += drivers/crypto/libcrypto.o 267LIBS-y += drivers/dma/libdma.o 268LIBS-y += drivers/fpga/libfpga.o 269LIBS-y += drivers/gpio/libgpio.o 270LIBS-y += drivers/hwmon/libhwmon.o 271LIBS-y += drivers/i2c/libi2c.o 272LIBS-y += drivers/input/libinput.o 273LIBS-y += drivers/misc/libmisc.o 274LIBS-y += drivers/mmc/libmmc.o 275LIBS-y += drivers/mtd/libmtd.o 276LIBS-y += drivers/mtd/nand/libnand.o 277LIBS-y += drivers/mtd/onenand/libonenand.o 278LIBS-y += drivers/mtd/ubi/libubi.o 279LIBS-y += drivers/mtd/spi/libspi_flash.o 280LIBS-y += drivers/net/libnet.o 281LIBS-y += drivers/net/phy/libphy.o 282LIBS-y += drivers/pci/libpci.o 283LIBS-y += drivers/pcmcia/libpcmcia.o 284LIBS-y += drivers/power/libpower.o \ 285 drivers/power/fuel_gauge/libfuel_gauge.o \ 286 drivers/power/pmic/libpmic.o \ 287 drivers/power/battery/libbattery.o 288LIBS-y += drivers/spi/libspi.o 289LIBS-y += drivers/dfu/libdfu.o 290ifeq ($(CPU),mpc83xx) 291LIBS-y += drivers/qe/libqe.o 292LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 293LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 294endif 295ifeq ($(CPU),mpc85xx) 296LIBS-y += drivers/qe/libqe.o 297LIBS-y += drivers/net/fm/libfm.o 298LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 299LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 300endif 301ifeq ($(CPU),mpc86xx) 302LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 303LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 304endif 305LIBS-y += drivers/rtc/librtc.o 306LIBS-y += drivers/serial/libserial.o 307LIBS-y += drivers/sound/libsound.o 308LIBS-y += drivers/tpm/libtpm.o 309LIBS-y += drivers/twserial/libtws.o 310LIBS-y += drivers/usb/eth/libusb_eth.o 311LIBS-y += drivers/usb/gadget/libusb_gadget.o 312LIBS-y += drivers/usb/host/libusb_host.o 313LIBS-y += drivers/usb/musb/libusb_musb.o 314LIBS-y += drivers/usb/musb-new/libusb_musb-new.o 315LIBS-y += drivers/usb/phy/libusb_phy.o 316LIBS-y += drivers/usb/ulpi/libusb_ulpi.o 317LIBS-y += drivers/video/libvideo.o 318LIBS-y += drivers/watchdog/libwatchdog.o 319LIBS-y += common/libcommon.o 320LIBS-y += lib/libfdt/libfdt.o 321LIBS-y += api/libapi.o 322LIBS-y += post/libpost.o 323LIBS-y += test/libtest.o 324 325ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TI814X),) 326LIBS-y += $(CPUDIR)/omap-common/libomap-common.o 327endif 328 329ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610)) 330LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o 331endif 332 333ifeq ($(SOC),s5pc1xx) 334LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o 335endif 336ifeq ($(SOC),exynos) 337LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o 338endif 339ifneq ($(CONFIG_TEGRA),) 340LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o 341LIBS-y += arch/$(ARCH)/cpu/tegra-common/libcputegra-common.o 342LIBS-y += $(CPUDIR)/tegra-common/libtegra-common.o 343endif 344 345LIBS := $(addprefix $(obj),$(sort $(LIBS-y))) 346.PHONY : $(LIBS) 347 348LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o 349LIBBOARD := $(addprefix $(obj),$(LIBBOARD)) 350 351# Add GCC lib 352ifdef USE_PRIVATE_LIBGCC 353ifeq ("$(USE_PRIVATE_LIBGCC)", "yes") 354PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o 355else 356PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc 357endif 358else 359PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc 360endif 361PLATFORM_LIBS += $(PLATFORM_LIBGCC) 362export PLATFORM_LIBS 363 364# Special flags for CPP when processing the linker script. 365# Pass the version down so we can handle backwards compatibility 366# on the fly. 367LDPPFLAGS += \ 368 -include $(TOPDIR)/include/u-boot/u-boot.lds.h \ 369 -DCPUDIR=$(CPUDIR) \ 370 $(shell $(LD) --version | \ 371 sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p') 372 373__OBJS := $(subst $(obj),,$(OBJS)) 374__LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD)) 375 376######################################################################### 377######################################################################### 378 379ifneq ($(CONFIG_BOARD_SIZE_LIMIT),) 380BOARD_SIZE_CHECK = \ 381 @actual=`wc -c $@ | awk '{print $$1}'`; \ 382 limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \ 383 if test $$actual -gt $$limit; then \ 384 echo "$@ exceeds file size limit:" >&2 ; \ 385 echo " limit: $$limit bytes" >&2 ; \ 386 echo " actual: $$actual bytes" >&2 ; \ 387 echo " excess: $$((actual - limit)) bytes" >&2; \ 388 exit 1; \ 389 fi 390else 391BOARD_SIZE_CHECK = 392endif 393 394# Always append ALL so that arch config.mk's can add custom ones 395ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map 396 397ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin 398ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin 399ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin 400ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin 401ifneq ($(CONFIG_SPL_TARGET),) 402ALL-$(CONFIG_SPL) += $(obj)$(subst ",,$(CONFIG_SPL_TARGET)) 403endif 404 405# enable combined SPL/u-boot/dtb rules for tegra 406ifneq ($(CONFIG_TEGRA),) 407ifeq ($(CONFIG_OF_SEPARATE),y) 408ALL-y += $(obj)u-boot-dtb-tegra.bin 409else 410ALL-y += $(obj)u-boot-nodtb-tegra.bin 411endif 412endif 413 414all: $(ALL-y) $(SUBDIR_EXAMPLES) 415 416$(obj)u-boot.dtb: $(obj)u-boot 417 $(MAKE) -C dts binary 418 mv $(obj)dts/dt.dtb $@ 419 420$(obj)u-boot-dtb.bin: $(obj)u-boot.bin $(obj)u-boot.dtb 421 cat $^ >$@ 422 423$(obj)u-boot.hex: $(obj)u-boot 424 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ 425 426$(obj)u-boot.srec: $(obj)u-boot 427 $(OBJCOPY) -O srec $< $@ 428 429$(obj)u-boot.bin: $(obj)u-boot 430 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@ 431 $(BOARD_SIZE_CHECK) 432 433$(obj)u-boot.ldr: $(obj)u-boot 434 $(CREATE_LDR_ENV) 435 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS) 436 $(BOARD_SIZE_CHECK) 437 438$(obj)u-boot.ldr.hex: $(obj)u-boot.ldr 439 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary 440 441$(obj)u-boot.ldr.srec: $(obj)u-boot.ldr 442 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary 443 444# 445# U-Boot entry point, needed for booting of full-blown U-Boot 446# from the SPL U-Boot version. 447# 448ifndef CONFIG_SYS_UBOOT_START 449CONFIG_SYS_UBOOT_START := 0 450endif 451 452$(obj)u-boot.img: $(obj)u-boot.bin 453 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 454 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \ 455 -e $(CONFIG_SYS_UBOOT_START) \ 456 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \ 457 sed -e 's/"[ ]*$$/ for $(BOARD) board"/') \ 458 -d $< $@ 459 460$(obj)u-boot.imx: $(obj)u-boot.bin depend 461 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common $(OBJTREE)/u-boot.imx 462 463$(obj)u-boot.kwb: $(obj)u-boot.bin 464 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \ 465 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@ 466 467$(obj)u-boot.pbl: $(obj)u-boot.bin 468 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \ 469 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \ 470 -d $< $@ 471 472$(obj)u-boot.sha1: $(obj)u-boot.bin 473 $(obj)tools/ubsha1 $(obj)u-boot.bin 474 475$(obj)u-boot.dis: $(obj)u-boot 476 $(OBJDUMP) -d $< > $@ 477 478 479 480$(obj)u-boot-with-spl.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 481 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SPL_PAD_TO) \ 482 -I binary -O binary $< $(obj)spl/u-boot-spl-pad.bin 483 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@ 484 rm $(obj)spl/u-boot-spl-pad.bin 485 486$(obj)u-boot-with-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 487 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \ 488 $(OBJTREE)/u-boot-with-spl.imx 489 490$(obj)u-boot-with-nand-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 491 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \ 492 $(OBJTREE)/u-boot-with-nand-spl.imx 493 494$(obj)u-boot.ubl: $(obj)u-boot-with-spl.bin 495 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \ 496 -e $(CONFIG_SYS_TEXT_BASE) -d $< $(obj)u-boot.ubl 497 498$(obj)u-boot.ais: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 499 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \ 500 -T aisimage \ 501 -e $(CONFIG_SPL_TEXT_BASE) \ 502 -d $(obj)spl/u-boot-spl.bin \ 503 $(obj)spl/u-boot-spl.ais 504 $(OBJCOPY) ${OBJCFLAGS} -I binary \ 505 --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \ 506 $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais 507 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \ 508 $(obj)u-boot.ais 509 510 511$(obj)u-boot.sb: $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin 512 $(MAKE) -C $(SRCTREE)/$(CPUDIR)/$(SOC)/ $(OBJTREE)/u-boot.sb 513 514# On x600 (SPEAr600) U-Boot is appended to U-Boot SPL. 515# Both images are created using mkimage (crc etc), so that the ROM 516# bootloader can check its integrity. Padding needs to be done to the 517# SPL image (with mkimage header) and not the binary. Otherwise the resulting image 518# which is loaded/copied by the ROM bootloader to SRAM doesn't fit. 519# The resulting image containing both U-Boot images is called u-boot.spr 520$(obj)u-boot.spr: $(obj)u-boot.img $(obj)spl/u-boot-spl.bin 521 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 522 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \ 523 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img 524 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \ 525 of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null 526 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \ 527 conv=notrunc 2>/dev/null 528 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@ 529 530ifneq ($(CONFIG_TEGRA),) 531$(obj)u-boot-nodtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 532 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin 533 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@ 534 rm $(obj)spl/u-boot-spl-pad.bin 535 536ifeq ($(CONFIG_OF_SEPARATE),y) 537$(obj)u-boot-dtb-tegra.bin: $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb 538 cat $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb > $@ 539endif 540endif 541 542$(obj)u-boot-img.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 543 cat $(obj)spl/u-boot-spl.bin $(obj)u-boot.img > $@ 544 545# PPC4xx needs the SPL at the end of the image, since the reset vector 546# is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target 547# and need to introduce a new build target with the full blown U-Boot 548# at the start padded up to the start of the SPL image. And then concat 549# the SPL image to the end. 550$(obj)u-boot-img-spl-at-end.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 551 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_UBOOT_PAD_TO) \ 552 of=$(obj)u-boot-pad.img 2>/dev/null 553 dd if=$(obj)u-boot.img of=$(obj)u-boot-pad.img \ 554 conv=notrunc 2>/dev/null 555 cat $(obj)u-boot-pad.img $(obj)spl/u-boot-spl.bin > $@ 556 557ifeq ($(CONFIG_SANDBOX),y) 558GEN_UBOOT = \ 559 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \ 560 -Wl,--start-group $(__LIBS) -Wl,--end-group \ 561 $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot 562else 563GEN_UBOOT = \ 564 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \ 565 $(__OBJS) \ 566 --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \ 567 -Map u-boot.map -o u-boot 568endif 569 570$(obj)u-boot: depend \ 571 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds 572 $(GEN_UBOOT) 573ifeq ($(CONFIG_KALLSYMS),y) 574 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \ 575 awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \ 576 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \ 577 -c common/system_map.c -o $(obj)common/system_map.o 578 $(GEN_UBOOT) $(obj)common/system_map.o 579endif 580 581$(OBJS): depend 582 $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@)) 583 584$(LIBS): depend $(SUBDIR_TOOLS) 585 $(MAKE) -C $(dir $(subst $(obj),,$@)) 586 587$(LIBBOARD): depend $(LIBS) 588 $(MAKE) -C $(dir $(subst $(obj),,$@)) 589 590$(SUBDIRS): depend 591 $(MAKE) -C $@ all 592 593$(SUBDIR_EXAMPLES): $(obj)u-boot 594 595$(LDSCRIPT): depend 596 $(MAKE) -C $(dir $@) $(notdir $@) 597 598$(obj)u-boot.lds: $(LDSCRIPT) 599 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@ 600 601nand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend 602 $(MAKE) -C nand_spl/board/$(BOARDDIR) all 603 604$(obj)u-boot-nand.bin: nand_spl $(obj)u-boot.bin 605 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin 606 607$(obj)spl/u-boot-spl.bin: $(SUBDIR_TOOLS) depend 608 $(MAKE) -C spl all 609 610updater: 611 $(MAKE) -C tools/updater all 612 613# Explicitly make _depend in subdirs containing multiple targets to prevent 614# parallel sub-makes creating .depend files simultaneously. 615depend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) \ 616 $(obj)include/autoconf.mk \ 617 $(obj)include/generated/generic-asm-offsets.h \ 618 $(obj)include/generated/asm-offsets.h 619 for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \ 620 $(MAKE) -C $$dir _depend ; done 621 622TAG_SUBDIRS = $(SUBDIRS) 623TAG_SUBDIRS += $(dir $(__LIBS)) 624TAG_SUBDIRS += include 625 626FIND := find 627FINDFLAGS := -L 628 629checkstack: 630 $(CROSS_COMPILE)objdump -d $(obj)u-boot \ 631 `$(FIND) $(obj) -name u-boot-spl -print` | \ 632 perl $(src)tools/checkstack.pl $(ARCH) 633 634tags ctags: 635 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 636 -name '*.[chS]' -print` 637 638etags: 639 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 640 -name '*.[chS]' -print` 641cscope: 642 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \ 643 cscope.files 644 cscope -b -q -k 645 646SYSTEM_MAP = \ 647 $(NM) $1 | \ 648 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \ 649 LC_ALL=C sort 650$(obj)System.map: $(obj)u-boot 651 @$(call SYSTEM_MAP,$<) > $(obj)System.map 652 653checkthumb: 654 @if test $(call cc-version) -lt 0404; then \ 655 echo -n '*** Your GCC does not produce working '; \ 656 echo 'binaries in THUMB mode.'; \ 657 echo '*** Your board is configured for THUMB mode.'; \ 658 false; \ 659 fi 660 661# GCC 3.x is reported to have problems generating the type of relocation 662# that U-Boot wants. 663# See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html 664checkgcc4: 665 @if test $(call cc-version) -lt 0400; then \ 666 echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \ 667 false; \ 668 fi 669 670# 671# Auto-generate the autoconf.mk file (which is included by all makefiles) 672# 673# This target actually generates 2 files; autoconf.mk and autoconf.mk.dep. 674# the dep file is only include in this top level makefile to determine when 675# to regenerate the autoconf.mk file. 676$(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h 677 @$(XECHO) Generating $@ ; \ 678 set -e ; \ 679 : Generate the dependancies ; \ 680 $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \ 681 -MQ $(obj)include/autoconf.mk include/common.h > $@ 682 683$(obj)include/autoconf.mk: $(obj)include/config.h 684 @$(XECHO) Generating $@ ; \ 685 set -e ; \ 686 : Extract the config macros ; \ 687 $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \ 688 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \ 689 mv $@.tmp $@ 690 691$(obj)include/generated/generic-asm-offsets.h: $(obj)include/autoconf.mk.dep \ 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 $(src)lib/asm-offsets.c 698 @mkdir -p $(obj)lib 699 $(CC) -DDO_DEPS_ONLY \ 700 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 701 -o $@ $(src)lib/asm-offsets.c -c -S 702 703$(obj)include/generated/asm-offsets.h: $(obj)include/autoconf.mk.dep \ 704 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 705 @$(XECHO) Generating $@ 706 tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@ 707 708$(obj)$(CPUDIR)/$(SOC)/asm-offsets.s: $(obj)include/autoconf.mk.dep 709 @mkdir -p $(obj)$(CPUDIR)/$(SOC) 710 if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \ 711 $(CC) -DDO_DEPS_ONLY \ 712 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 713 -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \ 714 else \ 715 touch $@; \ 716 fi 717 718######################################################################### 719else # !config.mk 720all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \ 721$(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \ 722$(filter-out tools,$(SUBDIRS)) \ 723updater depend dep tags ctags etags cscope $(obj)System.map: 724 @echo "System not configured - see README" >&2 725 @ exit 1 726 727tools: $(VERSION_FILE) $(TIMESTAMP_FILE) 728 $(MAKE) -C $@ all 729endif # config.mk 730 731# ARM relocations should all be R_ARM_RELATIVE. 732checkarmreloc: $(obj)u-boot 733 @if test "R_ARM_RELATIVE" != \ 734 "`$(CROSS_COMPILE)readelf -r $< | cut -d ' ' -f 4 | grep R_ARM | sort -u`"; \ 735 then echo "$< contains relocations other than \ 736 R_ARM_RELATIVE"; false; fi 737 738$(VERSION_FILE): 739 @mkdir -p $(dir $(VERSION_FILE)) 740 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \ 741 printf '#define PLAIN_VERSION "%s%s"\n' \ 742 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 743 printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \ 744 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 745 ) > $@.tmp 746 @( printf '#define CC_VERSION_STRING "%s"\n' \ 747 '$(shell $(CC) --version | head -n 1)' )>> $@.tmp 748 @( printf '#define LD_VERSION_STRING "%s"\n' \ 749 '$(shell $(LD) -v | head -n 1)' )>> $@.tmp 750 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 751 752$(TIMESTAMP_FILE): 753 @mkdir -p $(dir $(TIMESTAMP_FILE)) 754 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp 755 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp 756 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 757 758easylogo env gdb: 759 $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION} 760gdbtools: gdb 761 762xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc 763 $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@ 764 765tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE) 766 $(MAKE) -C tools HOST_TOOLS_ALL=y 767 768.PHONY : CHANGELOG 769CHANGELOG: 770 git log --no-merges U-Boot-1_1_5.. | \ 771 unexpand -a | sed -e 's/\s\s*$$//' > $@ 772 773include/license.h: tools/bin2header COPYING 774 cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h 775######################################################################### 776 777unconfig: 778 @rm -f $(obj)include/config.h $(obj)include/config.mk \ 779 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \ 780 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep 781 782%_config:: unconfig 783 @$(MKCONFIG) -A $(@:_config=) 784 785sinclude $(obj).boards.depend 786$(obj).boards.depend: boards.cfg 787 @awk '(NF && $$1 !~ /^#/) { print $$1 ": " $$1 "_config; $$(MAKE)" }' $< > $@ 788 789# 790# Functions to generate common board directory names 791# 792lcname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/') 793ucname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/') 794 795######################################################################### 796######################################################################### 797 798clean: 799 @rm -f $(obj)examples/standalone/82559_eeprom \ 800 $(obj)examples/standalone/atmel_df_pow2 \ 801 $(obj)examples/standalone/eepro100_eeprom \ 802 $(obj)examples/standalone/hello_world \ 803 $(obj)examples/standalone/interrupt \ 804 $(obj)examples/standalone/mem_to_mem_idma2intr \ 805 $(obj)examples/standalone/sched \ 806 $(obj)examples/standalone/smc911{11,x}_eeprom \ 807 $(obj)examples/standalone/test_burst \ 808 $(obj)examples/standalone/timer 809 @rm -f $(obj)examples/api/demo{,.bin} 810 @rm -f $(obj)tools/bmp_logo $(obj)tools/easylogo/easylogo \ 811 $(obj)tools/env/{fw_printenv,fw_setenv} \ 812 $(obj)tools/envcrc \ 813 $(obj)tools/gdb/{astest,gdbcont,gdbsend} \ 814 $(obj)tools/gen_eth_addr $(obj)tools/img2srec \ 815 $(obj)tools/mk{env,}image $(obj)tools/mpc86x_clk \ 816 $(obj)tools/mk{smdk5250,}spl \ 817 $(obj)tools/mxsboot \ 818 $(obj)tools/ncb $(obj)tools/ubsha1 \ 819 $(obj)tools/kernel-doc/docproc \ 820 $(obj)tools/proftool 821 @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image} \ 822 $(obj)board/matrix_vision/*/bootscript.img \ 823 $(obj)board/voiceblue/eeprom \ 824 $(obj)u-boot.lds \ 825 $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs] \ 826 $(obj)arch/blackfin/cpu/init.{lds,elf} 827 @rm -f $(obj)include/bmp_logo.h 828 @rm -f $(obj)include/bmp_logo_data.h 829 @rm -f $(obj)lib/asm-offsets.s 830 @rm -f $(obj)include/generated/asm-offsets.h 831 @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 832 @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE) 833 @$(MAKE) -s -C doc/DocBook/ cleandocs 834 @find $(OBJTREE) -type f \ 835 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \ 836 -o -name '*.o' -o -name '*.a' -o -name '*.exe' \ 837 -o -name '*.cfgtmp' \) -print \ 838 | xargs rm -f 839 840# Removes everything not needed for testing u-boot 841tidy: clean 842 @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f 843 844clobber: tidy 845 @find $(OBJTREE) -type f \( -name '*.srec' \ 846 -o -name '*.bin' -o -name u-boot.img \) \ 847 -print0 | xargs -0 rm -f 848 @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \ 849 $(obj)cscope.* $(obj)*.*~ 850 @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y) 851 @rm -f $(obj)u-boot.kwb 852 @rm -f $(obj)u-boot.pbl 853 @rm -f $(obj)u-boot.imx 854 @rm -f $(obj)u-boot-with-spl.imx 855 @rm -f $(obj)u-boot-with-nand-spl.imx 856 @rm -f $(obj)u-boot.ubl 857 @rm -f $(obj)u-boot.ais 858 @rm -f $(obj)u-boot.dtb 859 @rm -f $(obj)u-boot.sb 860 @rm -f $(obj)u-boot.bd 861 @rm -f $(obj)u-boot.spr 862 @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map} 863 @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map} 864 @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map} 865 @rm -f $(obj)spl/u-boot-spl.lds 866 @rm -f $(obj)MLO MLO.byteswap 867 @rm -f $(obj)SPL 868 @rm -f $(obj)tools/xway-swap-bytes 869 @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c 870 @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c 871 @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm 872 @rm -fr $(obj)include/generated 873 @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f 874 @rm -f $(obj)dts/*.tmp 875 @rm -f $(obj)spl/u-boot-spl{,-pad}.ais 876 877mrproper \ 878distclean: clobber unconfig 879ifneq ($(OBJTREE),$(SRCTREE)) 880 rm -rf $(obj)* 881endif 882 883backup: 884 F=`basename $(TOPDIR)` ; cd .. ; \ 885 gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F 886 887######################################################################### 888