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