1# 2# (C) Copyright 2000-2012 3# Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4# 5# See file CREDITS for list of people who contributed to this 6# project. 7# 8# This program is free software; you can redistribute it and/or 9# modify it under the terms of the GNU General Public License as 10# published by the Free Software Foundatio; either version 2 of 11# the License, or (at your option) any later version. 12# 13# This program is distributed in the hope that it will be useful, 14# but WITHOUT ANY WARRANTY; without even the implied warranty of 15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16# GNU General Public License for more details. 17# 18# You should have received a copy of the GNU General Public License 19# along with this program; if not, write to the Free Software 20# Foundation, Inc., 59 Temple Place, Suite 330, Boston, 21# MA 02111-1307 USA 22# 23 24VERSION = 2012 25PATCHLEVEL = 07 26SUBLEVEL = 27EXTRAVERSION = 28ifneq "$(SUBLEVEL)" "" 29U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION) 30else 31U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL)$(EXTRAVERSION) 32endif 33TIMESTAMP_FILE = $(obj)include/generated/timestamp_autogenerated.h 34VERSION_FILE = $(obj)include/generated/version_autogenerated.h 35 36HOSTARCH := $(shell uname -m | \ 37 sed -e s/i.86/x86/ \ 38 -e s/sun4u/sparc64/ \ 39 -e s/arm.*/arm/ \ 40 -e s/sa110/arm/ \ 41 -e s/ppc64/powerpc/ \ 42 -e s/ppc/powerpc/ \ 43 -e s/macppc/powerpc/\ 44 -e s/sh.*/sh/) 45 46HOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \ 47 sed -e 's/\(cygwin\).*/cygwin/') 48 49# Set shell to bash if possible, otherwise fall back to sh 50SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \ 51 else if [ -x /bin/bash ]; then echo /bin/bash; \ 52 else echo sh; fi; fi) 53 54export HOSTARCH HOSTOS SHELL 55 56# Deal with colliding definitions from tcsh etc. 57VENDOR= 58 59######################################################################### 60# Allow for silent builds 61ifeq (,$(findstring s,$(MAKEFLAGS))) 62XECHO = echo 63else 64XECHO = : 65endif 66 67######################################################################### 68# 69# U-boot build supports producing a object files to the separate external 70# directory. Two use cases are supported: 71# 72# 1) Add O= to the make command line 73# 'make O=/tmp/build all' 74# 75# 2) Set environement variable BUILD_DIR to point to the desired location 76# 'export BUILD_DIR=/tmp/build' 77# 'make' 78# 79# The second approach can also be used with a MAKEALL script 80# 'export BUILD_DIR=/tmp/build' 81# './MAKEALL' 82# 83# Command line 'O=' setting overrides BUILD_DIR environent variable. 84# 85# When none of the above methods is used the local build is performed and 86# the object files are placed in the source directory. 87# 88 89ifdef O 90ifeq ("$(origin O)", "command line") 91BUILD_DIR := $(O) 92endif 93endif 94 95ifneq ($(BUILD_DIR),) 96saved-output := $(BUILD_DIR) 97 98# Attempt to create a output directory. 99$(shell [ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR}) 100 101# Verify if it was successful. 102BUILD_DIR := $(shell cd $(BUILD_DIR) && /bin/pwd) 103$(if $(BUILD_DIR),,$(error output directory "$(saved-output)" does not exist)) 104endif # ifneq ($(BUILD_DIR),) 105 106OBJTREE := $(if $(BUILD_DIR),$(BUILD_DIR),$(CURDIR)) 107SPLTREE := $(OBJTREE)/spl 108SRCTREE := $(CURDIR) 109TOPDIR := $(SRCTREE) 110LNDIR := $(OBJTREE) 111export TOPDIR SRCTREE OBJTREE SPLTREE 112 113MKCONFIG := $(SRCTREE)/mkconfig 114export MKCONFIG 115 116ifneq ($(OBJTREE),$(SRCTREE)) 117REMOTE_BUILD := 1 118export REMOTE_BUILD 119endif 120 121# $(obj) and (src) are defined in config.mk but here in main Makefile 122# we also need them before config.mk is included which is the case for 123# some targets like unconfig, clean, clobber, distclean, etc. 124ifneq ($(OBJTREE),$(SRCTREE)) 125obj := $(OBJTREE)/ 126src := $(SRCTREE)/ 127else 128obj := 129src := 130endif 131export obj src 132 133# Make sure CDPATH settings don't interfere 134unexport CDPATH 135 136######################################################################### 137 138# The "tools" are needed early, so put this first 139# Don't include stuff already done in $(LIBS) 140# The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC 141# is "yes"), so compile examples after U-Boot is compiled. 142SUBDIR_TOOLS = tools 143SUBDIR_EXAMPLES = examples/standalone examples/api 144SUBDIRS = $(SUBDIR_TOOLS) 145 146.PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE) 147 148ifeq ($(obj)include/config.mk,$(wildcard $(obj)include/config.mk)) 149 150# Include autoconf.mk before config.mk so that the config options are available 151# to all top level build files. We need the dummy all: target to prevent the 152# dependency target in autoconf.mk.dep from being the default. 153all: 154sinclude $(obj)include/autoconf.mk.dep 155sinclude $(obj)include/autoconf.mk 156 157ifndef CONFIG_SANDBOX 158SUBDIRS += $(SUBDIR_EXAMPLES) 159endif 160 161# load ARCH, BOARD, and CPU configuration 162include $(obj)include/config.mk 163export ARCH CPU BOARD VENDOR SOC 164 165# set default to nothing for native builds 166ifeq ($(HOSTARCH),$(ARCH)) 167CROSS_COMPILE ?= 168endif 169 170# load other configuration 171include $(TOPDIR)/config.mk 172 173# If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use 174# that (or fail if absent). Otherwise, search for a linker script in a 175# standard location. 176 177LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT)) 178 179ifndef LDSCRIPT 180 #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug 181 ifdef CONFIG_SYS_LDSCRIPT 182 # need to strip off double quotes 183 LDSCRIPT := $(subst ",,$(CONFIG_SYS_LDSCRIPT)) 184 endif 185endif 186 187# If there is no specified link script, we look in a number of places for it 188ifndef LDSCRIPT 189 ifeq ($(CONFIG_NAND_U_BOOT),y) 190 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds 191 ifeq ($(wildcard $(LDSCRIPT)),) 192 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds 193 endif 194 endif 195 ifeq ($(wildcard $(LDSCRIPT)),) 196 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds 197 endif 198 ifeq ($(wildcard $(LDSCRIPT)),) 199 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds 200 endif 201 ifeq ($(wildcard $(LDSCRIPT)),) 202 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds 203 # We don't expect a Makefile here 204 LDSCRIPT_MAKEFILE_DIR = 205 endif 206 ifeq ($(wildcard $(LDSCRIPT)),) 207$(error could not find linker script) 208 endif 209endif 210 211######################################################################### 212# U-Boot objects....order is important (i.e. start must be first) 213 214OBJS = $(CPUDIR)/start.o 215ifeq ($(CPU),x86) 216OBJS += $(CPUDIR)/start16.o 217OBJS += $(CPUDIR)/resetvec.o 218endif 219ifeq ($(CPU),ppc4xx) 220OBJS += $(CPUDIR)/resetvec.o 221endif 222ifeq ($(CPU),mpc85xx) 223OBJS += $(CPUDIR)/resetvec.o 224endif 225 226OBJS := $(addprefix $(obj),$(OBJS)) 227 228HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n) 229 230LIBS-y += lib/libgeneric.o 231LIBS-y += lib/lzma/liblzma.o 232LIBS-y += lib/lzo/liblzo.o 233LIBS-y += lib/zlib/libz.o 234LIBS-$(CONFIG_TIZEN) += lib/tizen/libtizen.o 235LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o 236LIBS-y += $(CPUDIR)/lib$(CPU).o 237ifdef SOC 238LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o 239endif 240ifeq ($(CPU),ixp) 241LIBS-y += arch/arm/cpu/ixp/npe/libnpe.o 242endif 243LIBS-$(CONFIG_OF_EMBED) += dts/libdts.o 244LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o 245LIBS-y += fs/cramfs/libcramfs.o fs/fat/libfat.o fs/fdos/libfdos.o fs/jffs2/libjffs2.o \ 246 fs/reiserfs/libreiserfs.o fs/ext2/libext2fs.o fs/yaffs2/libyaffs2.o \ 247 fs/ubifs/libubifs.o fs/zfs/libzfs.o 248LIBS-y += net/libnet.o 249LIBS-y += disk/libdisk.o 250LIBS-y += drivers/bios_emulator/libatibiosemu.o 251LIBS-y += drivers/block/libblock.o 252LIBS-$(CONFIG_BOOTCOUNT_LIMIT) += drivers/bootcount/libbootcount.o 253LIBS-y += drivers/dma/libdma.o 254LIBS-y += drivers/fpga/libfpga.o 255LIBS-y += drivers/gpio/libgpio.o 256LIBS-y += drivers/hwmon/libhwmon.o 257LIBS-y += drivers/i2c/libi2c.o 258LIBS-y += drivers/input/libinput.o 259LIBS-y += drivers/misc/libmisc.o 260LIBS-y += drivers/mmc/libmmc.o 261LIBS-y += drivers/mtd/libmtd.o 262LIBS-y += drivers/mtd/nand/libnand.o 263LIBS-y += drivers/mtd/onenand/libonenand.o 264LIBS-y += drivers/mtd/ubi/libubi.o 265LIBS-y += drivers/mtd/spi/libspi_flash.o 266LIBS-y += drivers/net/libnet.o 267LIBS-y += drivers/net/phy/libphy.o 268LIBS-y += drivers/pci/libpci.o 269LIBS-y += drivers/pcmcia/libpcmcia.o 270LIBS-y += drivers/power/libpower.o 271LIBS-y += drivers/spi/libspi.o 272LIBS-y += drivers/dfu/libdfu.o 273ifeq ($(CPU),mpc83xx) 274LIBS-y += drivers/qe/libqe.o 275LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 276LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 277endif 278ifeq ($(CPU),mpc85xx) 279LIBS-y += drivers/qe/libqe.o 280LIBS-y += drivers/net/fm/libfm.o 281LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 282LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 283endif 284ifeq ($(CPU),mpc86xx) 285LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 286LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 287endif 288LIBS-y += drivers/rtc/librtc.o 289LIBS-y += drivers/serial/libserial.o 290LIBS-$(CONFIG_GENERIC_LPC_TPM) += drivers/tpm/libtpm.o 291LIBS-y += drivers/twserial/libtws.o 292LIBS-y += drivers/usb/eth/libusb_eth.o 293LIBS-y += drivers/usb/gadget/libusb_gadget.o 294LIBS-y += drivers/usb/host/libusb_host.o 295LIBS-y += drivers/usb/musb/libusb_musb.o 296LIBS-y += drivers/usb/phy/libusb_phy.o 297LIBS-y += drivers/usb/ulpi/libusb_ulpi.o 298LIBS-y += drivers/video/libvideo.o 299LIBS-y += drivers/watchdog/libwatchdog.o 300LIBS-y += common/libcommon.o 301LIBS-y += lib/libfdt/libfdt.o 302LIBS-y += api/libapi.o 303LIBS-y += post/libpost.o 304LIBS-y += test/libtest.o 305 306ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX),) 307LIBS-y += $(CPUDIR)/omap-common/libomap-common.o 308endif 309 310ifeq ($(SOC),mx5) 311LIBS-y += $(CPUDIR)/imx-common/libimx-common.o 312endif 313ifeq ($(SOC),mx6) 314LIBS-y += $(CPUDIR)/imx-common/libimx-common.o 315endif 316 317ifeq ($(SOC),s5pc1xx) 318LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o 319endif 320ifeq ($(SOC),exynos) 321LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o 322endif 323ifeq ($(SOC),tegra20) 324LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o 325endif 326 327LIBS := $(addprefix $(obj),$(sort $(LIBS-y))) 328.PHONY : $(LIBS) 329 330LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o 331LIBBOARD := $(addprefix $(obj),$(LIBBOARD)) 332 333# Add GCC lib 334ifdef USE_PRIVATE_LIBGCC 335ifeq ("$(USE_PRIVATE_LIBGCC)", "yes") 336PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o 337else 338PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc 339endif 340else 341PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc 342endif 343PLATFORM_LIBS += $(PLATFORM_LIBGCC) 344export PLATFORM_LIBS 345 346# Special flags for CPP when processing the linker script. 347# Pass the version down so we can handle backwards compatibility 348# on the fly. 349LDPPFLAGS += \ 350 -include $(TOPDIR)/include/u-boot/u-boot.lds.h \ 351 -DCPUDIR=$(CPUDIR) \ 352 $(shell $(LD) --version | \ 353 sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p') 354 355__OBJS := $(subst $(obj),,$(OBJS)) 356__LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD)) 357 358######################################################################### 359######################################################################### 360 361ifneq ($(CONFIG_BOARD_SIZE_LIMIT),) 362BOARD_SIZE_CHECK = \ 363 @actual=`wc -c $@ | awk '{print $$1}'`; \ 364 limit=$(CONFIG_BOARD_SIZE_LIMIT); \ 365 if test $$actual -gt $$limit; then \ 366 echo "$@ exceeds file size limit:"; \ 367 echo " limit: $$limit bytes"; \ 368 echo " actual: $$actual bytes"; \ 369 echo " excess: $$((actual - limit)) bytes"; \ 370 exit 1; \ 371 fi 372else 373BOARD_SIZE_CHECK = 374endif 375 376# Always append ALL so that arch config.mk's can add custom ones 377ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map 378 379ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin 380ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin 381ONENAND_BIN ?= $(obj)onenand_ipl/onenand-ipl-2k.bin 382ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin 383ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin 384 385# enable combined SPL/u-boot/dtb rules for tegra 386ifeq ($(SOC),tegra20) 387ifeq ($(CONFIG_OF_SEPARATE),y) 388ALL-y += $(obj)u-boot-dtb-tegra.bin 389else 390ALL-y += $(obj)u-boot-nodtb-tegra.bin 391endif 392endif 393 394all: $(ALL-y) $(SUBDIR_EXAMPLES) 395 396$(obj)u-boot.dtb: $(obj)u-boot 397 $(MAKE) -C dts binary 398 mv $(obj)dts/dt.dtb $@ 399 400$(obj)u-boot-dtb.bin: $(obj)u-boot.bin $(obj)u-boot.dtb 401 cat $^ >$@ 402 403$(obj)u-boot.hex: $(obj)u-boot 404 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ 405 406$(obj)u-boot.srec: $(obj)u-boot 407 $(OBJCOPY) -O srec $< $@ 408 409$(obj)u-boot.bin: $(obj)u-boot 410 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@ 411 $(BOARD_SIZE_CHECK) 412 413$(obj)u-boot.ldr: $(obj)u-boot 414 $(CREATE_LDR_ENV) 415 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS) 416 $(BOARD_SIZE_CHECK) 417 418$(obj)u-boot.ldr.hex: $(obj)u-boot.ldr 419 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary 420 421$(obj)u-boot.ldr.srec: $(obj)u-boot.ldr 422 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary 423 424$(obj)u-boot.img: $(obj)u-boot.bin 425 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 426 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) -e 0 \ 427 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \ 428 sed -e 's/"[ ]*$$/ for $(BOARD) board"/') \ 429 -d $< $@ 430 431$(obj)u-boot.imx: $(obj)u-boot.bin 432 $(obj)tools/mkimage -n $(CONFIG_IMX_CONFIG) -T imximage \ 433 -e $(CONFIG_SYS_TEXT_BASE) -d $< $@ 434 435$(obj)u-boot.kwb: $(obj)u-boot.bin 436 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \ 437 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@ 438 439$(obj)u-boot.sha1: $(obj)u-boot.bin 440 $(obj)tools/ubsha1 $(obj)u-boot.bin 441 442$(obj)u-boot.dis: $(obj)u-boot 443 $(OBJDUMP) -d $< > $@ 444 445$(obj)u-boot.ubl: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 446 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(PAD_TO) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin 447 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $(obj)u-boot-ubl.bin 448 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \ 449 -e $(CONFIG_SYS_TEXT_BASE) -d $(obj)u-boot-ubl.bin $(obj)u-boot.ubl 450 rm $(obj)u-boot-ubl.bin 451 rm $(obj)spl/u-boot-spl-pad.bin 452 453$(obj)u-boot.ais: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 454 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \ 455 -T aisimage \ 456 -e $(CONFIG_SPL_TEXT_BASE) \ 457 -d $(obj)spl/u-boot-spl.bin \ 458 $(obj)spl/u-boot-spl.ais 459 $(OBJCOPY) ${OBJCFLAGS} -I binary \ 460 --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \ 461 $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais 462 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.bin > \ 463 $(obj)u-boot.ais 464 465# Specify the target for use in elftosb call 466ELFTOSB_TARGET-$(CONFIG_MX28) = imx28 467 468$(obj)u-boot.sb: $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin 469 elftosb -zdf $(ELFTOSB_TARGET-y) -c $(TOPDIR)/$(CPUDIR)/$(SOC)/u-boot-$(ELFTOSB_TARGET-y).bd \ 470 -o $(obj)u-boot.sb 471 472# On x600 (SPEAr600) U-Boot is appended to U-Boot SPL. 473# Both images are created using mkimage (crc etc), so that the ROM 474# bootloader can check its integrity. Padding needs to be done to the 475# SPL image (with mkimage header) and not the binary. Otherwise the resulting image 476# which is loaded/copied by the ROM bootloader to SRAM doesn't fit. 477# The resulting image containing both U-Boot images is called u-boot.spr 478$(obj)u-boot.spr: $(obj)u-boot.img $(obj)spl/u-boot-spl.bin 479 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 480 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \ 481 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img 482 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \ 483 of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null 484 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \ 485 conv=notrunc 2>/dev/null 486 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@ 487 488ifeq ($(SOC),tegra20) 489ifeq ($(CONFIG_OF_SEPARATE),y) 490$(obj)u-boot-dtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin $(obj)u-boot.dtb 491 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin 492 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin $(obj)u-boot.dtb > $@ 493 rm $(obj)spl/u-boot-spl-pad.bin 494else 495$(obj)u-boot-nodtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 496 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin 497 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@ 498 rm $(obj)spl/u-boot-spl-pad.bin 499endif 500endif 501 502ifeq ($(CONFIG_SANDBOX),y) 503GEN_UBOOT = \ 504 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \ 505 -Wl,--start-group $(__LIBS) -Wl,--end-group \ 506 $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot 507else 508GEN_UBOOT = \ 509 UNDEF_SYM=`$(OBJDUMP) -x $(LIBBOARD) $(LIBS) | \ 510 sed -n -e 's/.*\($(SYM_PREFIX)__u_boot_cmd_.*\)/-u\1/p'|sort|uniq`;\ 511 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) $$UNDEF_SYM $(__OBJS) \ 512 --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \ 513 -Map u-boot.map -o u-boot 514endif 515 516$(obj)u-boot: depend \ 517 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds 518 $(GEN_UBOOT) 519ifeq ($(CONFIG_KALLSYMS),y) 520 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \ 521 awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \ 522 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \ 523 -c common/system_map.c -o $(obj)common/system_map.o 524 $(GEN_UBOOT) $(obj)common/system_map.o 525endif 526 527$(OBJS): depend 528 $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@)) 529 530$(LIBS): depend $(SUBDIR_TOOLS) 531 $(MAKE) -C $(dir $(subst $(obj),,$@)) 532 533$(LIBBOARD): depend $(LIBS) 534 $(MAKE) -C $(dir $(subst $(obj),,$@)) 535 536$(SUBDIRS): depend 537 $(MAKE) -C $@ all 538 539$(SUBDIR_EXAMPLES): $(obj)u-boot 540 541$(LDSCRIPT): depend 542 $(MAKE) -C $(dir $@) $(notdir $@) 543 544$(obj)u-boot.lds: $(LDSCRIPT) 545 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$^ >$@ 546 547nand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend 548 $(MAKE) -C nand_spl/board/$(BOARDDIR) all 549 550$(obj)u-boot-nand.bin: nand_spl $(obj)u-boot.bin 551 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin 552 553onenand_ipl: $(TIMESTAMP_FILE) $(VERSION_FILE) $(obj)include/autoconf.mk 554 $(MAKE) -C onenand_ipl/board/$(BOARDDIR) all 555 556$(obj)u-boot-onenand.bin: onenand_ipl $(obj)u-boot.bin 557 cat $(ONENAND_BIN) $(obj)u-boot.bin > $(obj)u-boot-onenand.bin 558 559$(obj)spl/u-boot-spl.bin: $(SUBDIR_TOOLS) depend 560 $(MAKE) -C spl all 561 562updater: 563 $(MAKE) -C tools/updater all 564 565# Explicitly make _depend in subdirs containing multiple targets to prevent 566# parallel sub-makes creating .depend files simultaneously. 567depend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) \ 568 $(obj)include/autoconf.mk \ 569 $(obj)include/generated/generic-asm-offsets.h \ 570 $(obj)include/generated/asm-offsets.h 571 for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \ 572 $(MAKE) -C $$dir _depend ; done 573 574TAG_SUBDIRS = $(SUBDIRS) 575TAG_SUBDIRS += $(dir $(__LIBS)) 576TAG_SUBDIRS += include 577 578FIND := find 579FINDFLAGS := -L 580 581checkstack: 582 $(CROSS_COMPILE)objdump -d $(obj)u-boot \ 583 `$(FIND) $(obj) -name u-boot-spl -print` | \ 584 perl $(src)tools/checkstack.pl $(ARCH) 585 586tags ctags: 587 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 588 -name '*.[chS]' -print` 589 590etags: 591 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 592 -name '*.[chS]' -print` 593cscope: 594 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \ 595 cscope.files 596 cscope -b -q -k 597 598SYSTEM_MAP = \ 599 $(NM) $1 | \ 600 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \ 601 LC_ALL=C sort 602$(obj)System.map: $(obj)u-boot 603 @$(call SYSTEM_MAP,$<) > $(obj)System.map 604 605checkthumb: 606 @if test $(call cc-version) -lt 0404; then \ 607 echo -n '*** Your GCC does not produce working '; \ 608 echo 'binaries in THUMB mode.'; \ 609 echo '*** Your board is configured for THUMB mode.'; \ 610 false; \ 611 fi 612# 613# Auto-generate the autoconf.mk file (which is included by all makefiles) 614# 615# This target actually generates 2 files; autoconf.mk and autoconf.mk.dep. 616# the dep file is only include in this top level makefile to determine when 617# to regenerate the autoconf.mk file. 618$(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h 619 @$(XECHO) Generating $@ ; \ 620 set -e ; \ 621 : Generate the dependancies ; \ 622 $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \ 623 -MQ $(obj)include/autoconf.mk include/common.h > $@ 624 625$(obj)include/autoconf.mk: $(obj)include/config.h 626 @$(XECHO) Generating $@ ; \ 627 set -e ; \ 628 : Extract the config macros ; \ 629 $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \ 630 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \ 631 mv $@.tmp $@ 632 633$(obj)include/generated/generic-asm-offsets.h: $(obj)include/autoconf.mk.dep \ 634 $(obj)lib/asm-offsets.s 635 @$(XECHO) Generating $@ 636 tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@ 637 638$(obj)lib/asm-offsets.s: $(obj)include/autoconf.mk.dep \ 639 $(src)lib/asm-offsets.c 640 @mkdir -p $(obj)lib 641 $(CC) -DDO_DEPS_ONLY \ 642 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 643 -o $@ $(src)lib/asm-offsets.c -c -S 644 645$(obj)include/generated/asm-offsets.h: $(obj)include/autoconf.mk.dep \ 646 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 647 @$(XECHO) Generating $@ 648 tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@ 649 650$(obj)$(CPUDIR)/$(SOC)/asm-offsets.s: $(obj)include/autoconf.mk.dep 651 @mkdir -p $(obj)$(CPUDIR)/$(SOC) 652 if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \ 653 $(CC) -DDO_DEPS_ONLY \ 654 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 655 -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \ 656 else \ 657 touch $@; \ 658 fi 659 660######################################################################### 661else # !config.mk 662all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \ 663$(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \ 664$(filter-out tools,$(SUBDIRS)) \ 665updater depend dep tags ctags etags cscope $(obj)System.map: 666 @echo "System not configured - see README" >&2 667 @ exit 1 668 669tools: $(VERSION_FILE) $(TIMESTAMP_FILE) 670 $(MAKE) -C $@ all 671endif # config.mk 672 673$(VERSION_FILE): 674 @mkdir -p $(dir $(VERSION_FILE)) 675 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \ 676 printf '#define PLAIN_VERSION "%s%s"\n' \ 677 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 678 printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \ 679 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 680 ) > $@.tmp 681 @( printf '#define CC_VERSION_STRING "%s"\n' \ 682 '$(shell $(CC) --version | head -n 1)' )>> $@.tmp 683 @( printf '#define LD_VERSION_STRING "%s"\n' \ 684 '$(shell $(LD) -v | head -n 1)' )>> $@.tmp 685 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 686 687$(TIMESTAMP_FILE): 688 @mkdir -p $(dir $(TIMESTAMP_FILE)) 689 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp 690 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp 691 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 692 693easylogo env gdb: 694 $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION} 695gdbtools: gdb 696 697tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE) 698 $(MAKE) -C tools HOST_TOOLS_ALL=y 699 700.PHONY : CHANGELOG 701CHANGELOG: 702 git log --no-merges U-Boot-1_1_5.. | \ 703 unexpand -a | sed -e 's/\s\s*$$//' > $@ 704 705include/license.h: tools/bin2header COPYING 706 cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h 707######################################################################### 708 709unconfig: 710 @rm -f $(obj)include/config.h $(obj)include/config.mk \ 711 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \ 712 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep 713 714%_config:: unconfig 715 @$(MKCONFIG) -A $(@:_config=) 716 717sinclude $(obj).boards.depend 718$(obj).boards.depend: boards.cfg 719 @awk '(NF && $$1 !~ /^#/) { print $$1 ": " $$1 "_config; $$(MAKE)" }' $< > $@ 720 721# 722# Functions to generate common board directory names 723# 724lcname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/') 725ucname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/') 726 727#======================================================================== 728# ARM 729#======================================================================== 730 731SX1_stdout_serial_config \ 732SX1_config: unconfig 733 @mkdir -p $(obj)include 734 @if [ "$(findstring _stdout_serial_, $@)" ] ; then \ 735 echo "#undef CONFIG_STDOUT_USBTTY" >> $(obj)include/config.h ; \ 736 else \ 737 echo "#define CONFIG_STDOUT_USBTTY" >> $(obj)include/config.h ; \ 738 fi; 739 @$(MKCONFIG) -n $@ SX1 arm arm925t sx1 740 741######################################################################### 742## ARM1176 Systems 743######################################################################### 744smdk6400_noUSB_config \ 745smdk6400_config : unconfig 746 @mkdir -p $(obj)include $(obj)board/samsung/smdk6400 747 @mkdir -p $(obj)nand_spl/board/samsung/smdk6400 748 @echo "#define CONFIG_NAND_U_BOOT" > $(obj)include/config.h 749 @echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk 750 @if [ -z "$(findstring smdk6400_noUSB_config,$@)" ]; then \ 751 echo "RAM_TEXT = 0x57e00000" >> $(obj)board/samsung/smdk6400/config.tmp;\ 752 else \ 753 echo "RAM_TEXT = 0xc7e00000" >> $(obj)board/samsung/smdk6400/config.tmp;\ 754 fi 755 @$(MKCONFIG) smdk6400 arm arm1176 smdk6400 samsung s3c64xx 756 @echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk 757 758######################################################################### 759######################################################################### 760 761clean: 762 @rm -f $(obj)examples/standalone/82559_eeprom \ 763 $(obj)examples/standalone/atmel_df_pow2 \ 764 $(obj)examples/standalone/eepro100_eeprom \ 765 $(obj)examples/standalone/hello_world \ 766 $(obj)examples/standalone/interrupt \ 767 $(obj)examples/standalone/mem_to_mem_idma2intr \ 768 $(obj)examples/standalone/sched \ 769 $(obj)examples/standalone/smc911{11,x}_eeprom \ 770 $(obj)examples/standalone/test_burst \ 771 $(obj)examples/standalone/timer 772 @rm -f $(obj)examples/api/demo{,.bin} 773 @rm -f $(obj)tools/bmp_logo $(obj)tools/easylogo/easylogo \ 774 $(obj)tools/env/{fw_printenv,fw_setenv} \ 775 $(obj)tools/envcrc \ 776 $(obj)tools/gdb/{astest,gdbcont,gdbsend} \ 777 $(obj)tools/gen_eth_addr $(obj)tools/img2srec \ 778 $(obj)tools/mk{env,}image $(obj)tools/mpc86x_clk \ 779 $(obj)tools/mk{smdk5250,}spl \ 780 $(obj)tools/ncb $(obj)tools/ubsha1 781 @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image} \ 782 $(obj)board/matrix_vision/*/bootscript.img \ 783 $(obj)board/voiceblue/eeprom \ 784 $(obj)u-boot.lds \ 785 $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs] \ 786 $(obj)arch/blackfin/cpu/init.{lds,elf} 787 @rm -f $(obj)include/bmp_logo.h 788 @rm -f $(obj)include/bmp_logo_data.h 789 @rm -f $(obj)lib/asm-offsets.s 790 @rm -f $(obj)include/generated/asm-offsets.h 791 @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 792 @rm -f $(obj)nand_spl/{u-boot.lds,u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map,System.map} 793 @rm -f $(obj)onenand_ipl/onenand-{ipl,ipl.bin,ipl.map} 794 @rm -f $(ONENAND_BIN) 795 @rm -f $(obj)onenand_ipl/u-boot.lds 796 @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.lds,u-boot-spl.map} 797 @rm -f $(obj)MLO 798 @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE) 799 @find $(OBJTREE) -type f \ 800 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \ 801 -o -name '*.o' -o -name '*.a' -o -name '*.exe' \) -print \ 802 | xargs rm -f 803 804# Removes everything not needed for testing u-boot 805tidy: clean 806 @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f 807 808clobber: tidy 809 @find $(OBJTREE) -type f \( -name '*.srec' \ 810 -o -name '*.bin' -o -name u-boot.img \) \ 811 -print0 | xargs -0 rm -f 812 @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \ 813 $(obj)cscope.* $(obj)*.*~ 814 @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y) 815 @rm -f $(obj)u-boot.kwb 816 @rm -f $(obj)u-boot.imx 817 @rm -f $(obj)u-boot.ubl 818 @rm -f $(obj)u-boot.ais 819 @rm -f $(obj)u-boot.dtb 820 @rm -f $(obj)u-boot.sb 821 @rm -f $(obj)u-boot.spr 822 @rm -f $(obj)tools/xway-swap-bytes 823 @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c 824 @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c 825 @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm 826 @rm -fr $(obj)include/generated 827 @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f 828 @[ ! -d $(obj)onenand_ipl ] || find $(obj)onenand_ipl -name "*" -type l -print | xargs rm -f 829 @rm -f $(obj)dts/*.tmp 830 @rm -f $(obj)spl/u-boot-spl{,-pad}.ais 831 832mrproper \ 833distclean: clobber unconfig 834ifneq ($(OBJTREE),$(SRCTREE)) 835 rm -rf $(obj)* 836endif 837 838backup: 839 F=`basename $(TOPDIR)` ; cd .. ; \ 840 gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F 841 842######################################################################### 843