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 228LIBS = lib/libgeneric.o 229LIBS += lib/lzma/liblzma.o 230LIBS += lib/lzo/liblzo.o 231LIBS += lib/zlib/libz.o 232ifeq ($(CONFIG_TIZEN),y) 233LIBS += lib/tizen/libtizen.o 234endif 235LIBS += $(shell if [ -f board/$(VENDOR)/common/Makefile ]; then echo \ 236 "board/$(VENDOR)/common/lib$(VENDOR).o"; fi) 237LIBS += $(CPUDIR)/lib$(CPU).o 238ifdef SOC 239LIBS += $(CPUDIR)/$(SOC)/lib$(SOC).o 240endif 241ifeq ($(CPU),ixp) 242LIBS += arch/arm/cpu/ixp/npe/libnpe.o 243endif 244ifeq ($(CONFIG_OF_EMBED),y) 245LIBS += dts/libdts.o 246endif 247LIBS += arch/$(ARCH)/lib/lib$(ARCH).o 248LIBS += fs/cramfs/libcramfs.o \ 249 fs/ext4/libext4fs.o \ 250 fs/fat/libfat.o \ 251 fs/fdos/libfdos.o \ 252 fs/jffs2/libjffs2.o \ 253 fs/reiserfs/libreiserfs.o \ 254 fs/ubifs/libubifs.o \ 255 fs/yaffs2/libyaffs2.o \ 256 fs/zfs/libzfs.o 257LIBS += net/libnet.o 258LIBS += disk/libdisk.o 259LIBS += drivers/bios_emulator/libatibiosemu.o 260LIBS += drivers/block/libblock.o 261LIBS += drivers/dma/libdma.o 262LIBS += drivers/fpga/libfpga.o 263LIBS += drivers/gpio/libgpio.o 264LIBS += drivers/hwmon/libhwmon.o 265LIBS += drivers/i2c/libi2c.o 266LIBS += drivers/input/libinput.o 267LIBS += drivers/misc/libmisc.o 268LIBS += drivers/mmc/libmmc.o 269LIBS += drivers/mtd/libmtd.o 270LIBS += drivers/mtd/nand/libnand.o 271LIBS += drivers/mtd/onenand/libonenand.o 272LIBS += drivers/mtd/ubi/libubi.o 273LIBS += drivers/mtd/spi/libspi_flash.o 274LIBS += drivers/net/libnet.o 275LIBS += drivers/net/phy/libphy.o 276LIBS += drivers/pci/libpci.o 277LIBS += drivers/pcmcia/libpcmcia.o 278LIBS += drivers/power/libpower.o 279LIBS += drivers/spi/libspi.o 280ifeq ($(CPU),mpc83xx) 281LIBS += drivers/qe/libqe.o 282LIBS += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 283LIBS += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 284endif 285ifeq ($(CPU),mpc85xx) 286LIBS += drivers/qe/libqe.o 287LIBS += drivers/net/fm/libfm.o 288LIBS += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 289LIBS += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 290endif 291ifeq ($(CPU),mpc86xx) 292LIBS += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 293LIBS += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 294endif 295LIBS += drivers/rtc/librtc.o 296LIBS += drivers/serial/libserial.o 297ifeq ($(CONFIG_GENERIC_LPC_TPM),y) 298LIBS += drivers/tpm/libtpm.o 299endif 300LIBS += drivers/twserial/libtws.o 301LIBS += drivers/usb/eth/libusb_eth.o 302LIBS += drivers/usb/gadget/libusb_gadget.o 303LIBS += drivers/usb/host/libusb_host.o 304LIBS += drivers/usb/musb/libusb_musb.o 305LIBS += drivers/usb/phy/libusb_phy.o 306LIBS += drivers/usb/ulpi/libusb_ulpi.o 307LIBS += drivers/video/libvideo.o 308LIBS += drivers/watchdog/libwatchdog.o 309LIBS += common/libcommon.o 310LIBS += lib/libfdt/libfdt.o 311LIBS += api/libapi.o 312LIBS += post/libpost.o 313LIBS += test/libtest.o 314 315ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX),) 316LIBS += $(CPUDIR)/omap-common/libomap-common.o 317endif 318 319ifeq ($(SOC),mx5) 320LIBS += $(CPUDIR)/imx-common/libimx-common.o 321endif 322ifeq ($(SOC),mx6) 323LIBS += $(CPUDIR)/imx-common/libimx-common.o 324endif 325 326ifeq ($(SOC),s5pc1xx) 327LIBS += $(CPUDIR)/s5p-common/libs5p-common.o 328endif 329ifeq ($(SOC),exynos) 330LIBS += $(CPUDIR)/s5p-common/libs5p-common.o 331endif 332 333LIBS := $(addprefix $(obj),$(sort $(LIBS))) 334.PHONY : $(LIBS) 335 336LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o 337LIBBOARD := $(addprefix $(obj),$(LIBBOARD)) 338 339# Add GCC lib 340ifdef USE_PRIVATE_LIBGCC 341ifeq ("$(USE_PRIVATE_LIBGCC)", "yes") 342PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o 343else 344PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc 345endif 346else 347PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc 348endif 349PLATFORM_LIBS += $(PLATFORM_LIBGCC) 350export PLATFORM_LIBS 351 352# Special flags for CPP when processing the linker script. 353# Pass the version down so we can handle backwards compatibility 354# on the fly. 355LDPPFLAGS += \ 356 -include $(TOPDIR)/include/u-boot/u-boot.lds.h \ 357 -DCPUDIR=$(CPUDIR) \ 358 $(shell $(LD) --version | \ 359 sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p') 360 361__OBJS := $(subst $(obj),,$(OBJS)) 362__LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD)) 363 364######################################################################### 365######################################################################### 366 367ifneq ($(CONFIG_BOARD_SIZE_LIMIT),) 368BOARD_SIZE_CHECK = \ 369 @actual=`wc -c $@ | awk '{print $$1}'`; \ 370 limit=$(CONFIG_BOARD_SIZE_LIMIT); \ 371 if test $$actual -gt $$limit; then \ 372 echo "$@ exceeds file size limit:"; \ 373 echo " limit: $$limit bytes"; \ 374 echo " actual: $$actual bytes"; \ 375 echo " excess: $$((actual - limit)) bytes"; \ 376 exit 1; \ 377 fi 378else 379BOARD_SIZE_CHECK = 380endif 381 382# Always append ALL so that arch config.mk's can add custom ones 383ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map 384 385ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin 386ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin 387ONENAND_BIN ?= $(obj)onenand_ipl/onenand-ipl-2k.bin 388ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin 389ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin 390 391all: $(ALL-y) $(SUBDIR_EXAMPLES) 392 393$(obj)u-boot.dtb: $(obj)u-boot 394 $(MAKE) -C dts binary 395 mv $(obj)dts/dt.dtb $@ 396 397$(obj)u-boot-dtb.bin: $(obj)u-boot.bin $(obj)u-boot.dtb 398 cat $^ >$@ 399 400$(obj)u-boot.hex: $(obj)u-boot 401 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ 402 403$(obj)u-boot.srec: $(obj)u-boot 404 $(OBJCOPY) -O srec $< $@ 405 406$(obj)u-boot.bin: $(obj)u-boot 407 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@ 408 $(BOARD_SIZE_CHECK) 409 410$(obj)u-boot.ldr: $(obj)u-boot 411 $(CREATE_LDR_ENV) 412 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS) 413 $(BOARD_SIZE_CHECK) 414 415$(obj)u-boot.ldr.hex: $(obj)u-boot.ldr 416 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary 417 418$(obj)u-boot.ldr.srec: $(obj)u-boot.ldr 419 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary 420 421$(obj)u-boot.img: $(obj)u-boot.bin 422 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 423 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) -e 0 \ 424 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \ 425 sed -e 's/"[ ]*$$/ for $(BOARD) board"/') \ 426 -d $< $@ 427 428$(obj)u-boot.imx: $(obj)u-boot.bin 429 $(obj)tools/mkimage -n $(CONFIG_IMX_CONFIG) -T imximage \ 430 -e $(CONFIG_SYS_TEXT_BASE) -d $< $@ 431 432$(obj)u-boot.kwb: $(obj)u-boot.bin 433 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \ 434 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@ 435 436$(obj)u-boot.sha1: $(obj)u-boot.bin 437 $(obj)tools/ubsha1 $(obj)u-boot.bin 438 439$(obj)u-boot.dis: $(obj)u-boot 440 $(OBJDUMP) -d $< > $@ 441 442$(obj)u-boot.ubl: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 443 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(PAD_TO) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin 444 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $(obj)u-boot-ubl.bin 445 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \ 446 -e $(CONFIG_SYS_TEXT_BASE) -d $(obj)u-boot-ubl.bin $(obj)u-boot.ubl 447 rm $(obj)u-boot-ubl.bin 448 rm $(obj)spl/u-boot-spl-pad.bin 449 450$(obj)u-boot.ais: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 451 $(obj)tools/mkimage -s -n /dev/null -T aisimage \ 452 -e $(CONFIG_SPL_TEXT_BASE) \ 453 -d $(obj)spl/u-boot-spl.bin \ 454 $(obj)spl/u-boot-spl.ais 455 $(OBJCOPY) ${OBJCFLAGS} -I binary \ 456 --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \ 457 $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais 458 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.bin > \ 459 $(obj)u-boot.ais 460 rm $(obj)spl/u-boot-spl{,-pad}.ais 461 462$(obj)u-boot.sb: $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin 463 elftosb -zdf imx28 -c $(TOPDIR)/board/$(BOARDDIR)/u-boot.bd \ 464 -o $(obj)u-boot.sb 465 466# On x600 (SPEAr600) U-Boot is appended to U-Boot SPL. 467# Both images are created using mkimage (crc etc), so that the ROM 468# bootloader can check its integrity. Padding needs to be done to the 469# SPL image (with mkimage header) and not the binary. Otherwise the resulting image 470# which is loaded/copied by the ROM bootloader to SRAM doesn't fit. 471# The resulting image containing both U-Boot images is called u-boot.spr 472$(obj)u-boot.spr: $(obj)u-boot.img $(obj)spl/u-boot-spl.bin 473 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 474 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \ 475 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img 476 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \ 477 of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null 478 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \ 479 conv=notrunc 2>/dev/null 480 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@ 481 482ifeq ($(CONFIG_SANDBOX),y) 483GEN_UBOOT = \ 484 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \ 485 -Wl,--start-group $(__LIBS) -Wl,--end-group \ 486 $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot 487else 488GEN_UBOOT = \ 489 UNDEF_SYM=`$(OBJDUMP) -x $(LIBBOARD) $(LIBS) | \ 490 sed -n -e 's/.*\($(SYM_PREFIX)__u_boot_cmd_.*\)/-u\1/p'|sort|uniq`;\ 491 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) $$UNDEF_SYM $(__OBJS) \ 492 --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \ 493 -Map u-boot.map -o u-boot 494endif 495 496$(obj)u-boot: depend \ 497 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds 498 $(GEN_UBOOT) 499ifeq ($(CONFIG_KALLSYMS),y) 500 smap=`$(call SYSTEM_MAP,u-boot) | \ 501 awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \ 502 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \ 503 -c common/system_map.c -o $(obj)common/system_map.o 504 $(GEN_UBOOT) $(obj)common/system_map.o 505endif 506 507$(OBJS): depend 508 $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@)) 509 510$(LIBS): depend $(SUBDIR_TOOLS) 511 $(MAKE) -C $(dir $(subst $(obj),,$@)) 512 513$(LIBBOARD): depend $(LIBS) 514 $(MAKE) -C $(dir $(subst $(obj),,$@)) 515 516$(SUBDIRS): depend 517 $(MAKE) -C $@ all 518 519$(SUBDIR_EXAMPLES): $(obj)u-boot 520 521$(LDSCRIPT): depend 522 $(MAKE) -C $(dir $@) $(notdir $@) 523 524$(obj)u-boot.lds: $(LDSCRIPT) 525 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$^ >$@ 526 527nand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend 528 $(MAKE) -C nand_spl/board/$(BOARDDIR) all 529 530$(obj)u-boot-nand.bin: nand_spl $(obj)u-boot.bin 531 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin 532 533onenand_ipl: $(TIMESTAMP_FILE) $(VERSION_FILE) $(obj)include/autoconf.mk 534 $(MAKE) -C onenand_ipl/board/$(BOARDDIR) all 535 536$(obj)u-boot-onenand.bin: onenand_ipl $(obj)u-boot.bin 537 cat $(ONENAND_BIN) $(obj)u-boot.bin > $(obj)u-boot-onenand.bin 538 539$(obj)spl/u-boot-spl.bin: $(SUBDIR_TOOLS) depend 540 $(MAKE) -C spl all 541 542updater: 543 $(MAKE) -C tools/updater all 544 545# Explicitly make _depend in subdirs containing multiple targets to prevent 546# parallel sub-makes creating .depend files simultaneously. 547depend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) \ 548 $(obj)include/autoconf.mk \ 549 $(obj)include/generated/generic-asm-offsets.h \ 550 $(obj)include/generated/asm-offsets.h 551 for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \ 552 $(MAKE) -C $$dir _depend ; done 553 554TAG_SUBDIRS = $(SUBDIRS) 555TAG_SUBDIRS += $(dir $(__LIBS)) 556TAG_SUBDIRS += include 557 558FIND := find 559FINDFLAGS := -L 560 561checkstack: 562 $(CROSS_COMPILE)objdump -d $(obj)u-boot \ 563 `$(FIND) $(obj) -name u-boot-spl -print` | \ 564 perl $(src)tools/checkstack.pl $(ARCH) 565 566tags ctags: 567 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 568 -name '*.[chS]' -print` 569 570etags: 571 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 572 -name '*.[chS]' -print` 573cscope: 574 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \ 575 cscope.files 576 cscope -b -q -k 577 578SYSTEM_MAP = \ 579 $(NM) $1 | \ 580 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \ 581 LC_ALL=C sort 582$(obj)System.map: $(obj)u-boot 583 @$(call SYSTEM_MAP,$<) > $(obj)System.map 584 585checkthumb: 586 @if test $(call cc-version) -lt 0404; then \ 587 echo -n '*** Your GCC does not produce working '; \ 588 echo 'binaries in THUMB mode.'; \ 589 echo '*** Your board is configured for THUMB mode.'; \ 590 false; \ 591 fi 592# 593# Auto-generate the autoconf.mk file (which is included by all makefiles) 594# 595# This target actually generates 2 files; autoconf.mk and autoconf.mk.dep. 596# the dep file is only include in this top level makefile to determine when 597# to regenerate the autoconf.mk file. 598$(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h 599 @$(XECHO) Generating $@ ; \ 600 set -e ; \ 601 : Generate the dependancies ; \ 602 $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \ 603 -MQ $(obj)include/autoconf.mk include/common.h > $@ 604 605$(obj)include/autoconf.mk: $(obj)include/config.h 606 @$(XECHO) Generating $@ ; \ 607 set -e ; \ 608 : Extract the config macros ; \ 609 $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \ 610 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \ 611 mv $@.tmp $@ 612 613$(obj)include/generated/generic-asm-offsets.h: $(obj)include/autoconf.mk.dep \ 614 $(obj)lib/asm-offsets.s 615 @$(XECHO) Generating $@ 616 tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@ 617 618$(obj)lib/asm-offsets.s: $(obj)include/autoconf.mk.dep \ 619 $(src)lib/asm-offsets.c 620 @mkdir -p $(obj)lib 621 $(CC) -DDO_DEPS_ONLY \ 622 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 623 -o $@ $(src)lib/asm-offsets.c -c -S 624 625$(obj)include/generated/asm-offsets.h: $(obj)include/autoconf.mk.dep \ 626 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 627 @$(XECHO) Generating $@ 628 tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@ 629 630$(obj)$(CPUDIR)/$(SOC)/asm-offsets.s: $(obj)include/autoconf.mk.dep 631 @mkdir -p $(obj)$(CPUDIR)/$(SOC) 632 if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \ 633 $(CC) -DDO_DEPS_ONLY \ 634 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 635 -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \ 636 else \ 637 touch $@; \ 638 fi 639 640######################################################################### 641else # !config.mk 642all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \ 643$(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \ 644$(filter-out tools,$(SUBDIRS)) \ 645updater depend dep tags ctags etags cscope $(obj)System.map: 646 @echo "System not configured - see README" >&2 647 @ exit 1 648 649tools: $(VERSION_FILE) $(TIMESTAMP_FILE) 650 $(MAKE) -C $@ all 651endif # config.mk 652 653$(VERSION_FILE): 654 @mkdir -p $(dir $(VERSION_FILE)) 655 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \ 656 printf '#define PLAIN_VERSION "%s%s"\n' \ 657 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 658 printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \ 659 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 660 ) > $@.tmp 661 @( printf '#define CC_VERSION_STRING "%s"\n' \ 662 '$(shell $(CC) --version | head -n 1)' )>> $@.tmp 663 @( printf '#define LD_VERSION_STRING "%s"\n' \ 664 '$(shell $(LD) -v | head -n 1)' )>> $@.tmp 665 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 666 667$(TIMESTAMP_FILE): 668 @mkdir -p $(dir $(TIMESTAMP_FILE)) 669 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp 670 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp 671 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 672 673easylogo env gdb: 674 $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION} 675gdbtools: gdb 676 677tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE) 678 $(MAKE) -C tools HOST_TOOLS_ALL=y 679 680.PHONY : CHANGELOG 681CHANGELOG: 682 git log --no-merges U-Boot-1_1_5.. | \ 683 unexpand -a | sed -e 's/\s\s*$$//' > $@ 684 685include/license.h: tools/bin2header COPYING 686 cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h 687######################################################################### 688 689unconfig: 690 @rm -f $(obj)include/config.h $(obj)include/config.mk \ 691 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \ 692 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep 693 694%_config:: unconfig 695 @$(MKCONFIG) -A $(@:_config=) 696 697sinclude $(obj).boards.depend 698$(obj).boards.depend: boards.cfg 699 @awk '(NF && $$1 !~ /^#/) { print $$1 ": " $$1 "_config; $$(MAKE)" }' $< > $@ 700 701# 702# Functions to generate common board directory names 703# 704lcname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/') 705ucname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/') 706 707#======================================================================== 708# ARM 709#======================================================================== 710 711SX1_stdout_serial_config \ 712SX1_config: unconfig 713 @mkdir -p $(obj)include 714 @if [ "$(findstring _stdout_serial_, $@)" ] ; then \ 715 echo "#undef CONFIG_STDOUT_USBTTY" >> $(obj)include/config.h ; \ 716 else \ 717 echo "#define CONFIG_STDOUT_USBTTY" >> $(obj)include/config.h ; \ 718 fi; 719 @$(MKCONFIG) -n $@ SX1 arm arm925t sx1 720 721######################################################################### 722## ARM1176 Systems 723######################################################################### 724smdk6400_noUSB_config \ 725smdk6400_config : unconfig 726 @mkdir -p $(obj)include $(obj)board/samsung/smdk6400 727 @mkdir -p $(obj)nand_spl/board/samsung/smdk6400 728 @echo "#define CONFIG_NAND_U_BOOT" > $(obj)include/config.h 729 @echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk 730 @if [ -z "$(findstring smdk6400_noUSB_config,$@)" ]; then \ 731 echo "RAM_TEXT = 0x57e00000" >> $(obj)board/samsung/smdk6400/config.tmp;\ 732 else \ 733 echo "RAM_TEXT = 0xc7e00000" >> $(obj)board/samsung/smdk6400/config.tmp;\ 734 fi 735 @$(MKCONFIG) smdk6400 arm arm1176 smdk6400 samsung s3c64xx 736 @echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk 737 738######################################################################### 739######################################################################### 740 741clean: 742 @rm -f $(obj)examples/standalone/82559_eeprom \ 743 $(obj)examples/standalone/atmel_df_pow2 \ 744 $(obj)examples/standalone/eepro100_eeprom \ 745 $(obj)examples/standalone/hello_world \ 746 $(obj)examples/standalone/interrupt \ 747 $(obj)examples/standalone/mem_to_mem_idma2intr \ 748 $(obj)examples/standalone/sched \ 749 $(obj)examples/standalone/smc911{11,x}_eeprom \ 750 $(obj)examples/standalone/test_burst \ 751 $(obj)examples/standalone/timer 752 @rm -f $(obj)examples/api/demo{,.bin} 753 @rm -f $(obj)tools/bmp_logo $(obj)tools/easylogo/easylogo \ 754 $(obj)tools/env/{fw_printenv,fw_setenv} \ 755 $(obj)tools/envcrc \ 756 $(obj)tools/gdb/{astest,gdbcont,gdbsend} \ 757 $(obj)tools/gen_eth_addr $(obj)tools/img2srec \ 758 $(obj)tools/mk{env,}image $(obj)tools/mpc86x_clk \ 759 $(obj)tools/mk{smdk5250,}spl \ 760 $(obj)tools/ncb $(obj)tools/ubsha1 761 @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image} \ 762 $(obj)board/matrix_vision/*/bootscript.img \ 763 $(obj)board/voiceblue/eeprom \ 764 $(obj)u-boot.lds \ 765 $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs] \ 766 $(obj)arch/blackfin/cpu/init.{lds,elf} 767 @rm -f $(obj)include/bmp_logo.h 768 @rm -f $(obj)include/bmp_logo_data.h 769 @rm -f $(obj)lib/asm-offsets.s 770 @rm -f $(obj)include/generated/asm-offsets.h 771 @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 772 @rm -f $(obj)nand_spl/{u-boot.lds,u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map,System.map} 773 @rm -f $(obj)onenand_ipl/onenand-{ipl,ipl.bin,ipl.map} 774 @rm -f $(ONENAND_BIN) 775 @rm -f $(obj)onenand_ipl/u-boot.lds 776 @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.lds,u-boot-spl.map} 777 @rm -f $(obj)MLO 778 @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE) 779 @find $(OBJTREE) -type f \ 780 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \ 781 -o -name '*.o' -o -name '*.a' -o -name '*.exe' \) -print \ 782 | xargs rm -f 783 784# Removes everything not needed for testing u-boot 785tidy: clean 786 @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f 787 788clobber: tidy 789 @find $(OBJTREE) -type f \( -name '*.srec' \ 790 -o -name '*.bin' -o -name u-boot.img \) \ 791 -print0 | xargs -0 rm -f 792 @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \ 793 $(obj)cscope.* $(obj)*.*~ 794 @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y) 795 @rm -f $(obj)u-boot.kwb 796 @rm -f $(obj)u-boot.imx 797 @rm -f $(obj)u-boot.ubl 798 @rm -f $(obj)u-boot.ais 799 @rm -f $(obj)u-boot.dtb 800 @rm -f $(obj)u-boot.sb 801 @rm -f $(obj)u-boot.spr 802 @rm -f $(obj)tools/xway-swap-bytes 803 @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c 804 @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c 805 @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm 806 @rm -fr $(obj)include/generated 807 @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f 808 @[ ! -d $(obj)onenand_ipl ] || find $(obj)onenand_ipl -name "*" -type l -print | xargs rm -f 809 @rm -f $(obj)dts/*.tmp 810 811mrproper \ 812distclean: clobber unconfig 813ifneq ($(OBJTREE),$(SRCTREE)) 814 rm -rf $(obj)* 815endif 816 817backup: 818 F=`basename $(TOPDIR)` ; cd .. ; \ 819 gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F 820 821######################################################################### 822