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 = 10 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 := $(O) 92endif 93endif 94 95# Call a source code checker (by default, "sparse") as part of the 96# C compilation. 97# 98# Use 'make C=1' to enable checking of re-compiled files. 99# 100# See the linux kernel file "Documentation/sparse.txt" for more details, 101# including where to get the "sparse" utility. 102 103ifdef C 104ifeq ("$(origin C)", "command line") 105CHECKSRC := $(C) 106endif 107endif 108ifndef CHECKSRC 109 CHECKSRC = 0 110endif 111export CHECKSRC 112 113ifneq ($(BUILD_DIR),) 114saved-output := $(BUILD_DIR) 115 116# Attempt to create a output directory. 117$(shell [ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR}) 118 119# Verify if it was successful. 120BUILD_DIR := $(shell cd $(BUILD_DIR) && /bin/pwd) 121$(if $(BUILD_DIR),,$(error output directory "$(saved-output)" does not exist)) 122endif # ifneq ($(BUILD_DIR),) 123 124OBJTREE := $(if $(BUILD_DIR),$(BUILD_DIR),$(CURDIR)) 125SPLTREE := $(OBJTREE)/spl 126SRCTREE := $(CURDIR) 127TOPDIR := $(SRCTREE) 128LNDIR := $(OBJTREE) 129export TOPDIR SRCTREE OBJTREE SPLTREE 130 131MKCONFIG := $(SRCTREE)/mkconfig 132export MKCONFIG 133 134ifneq ($(OBJTREE),$(SRCTREE)) 135REMOTE_BUILD := 1 136export REMOTE_BUILD 137endif 138 139# $(obj) and (src) are defined in config.mk but here in main Makefile 140# we also need them before config.mk is included which is the case for 141# some targets like unconfig, clean, clobber, distclean, etc. 142ifneq ($(OBJTREE),$(SRCTREE)) 143obj := $(OBJTREE)/ 144src := $(SRCTREE)/ 145else 146obj := 147src := 148endif 149export obj src 150 151# Make sure CDPATH settings don't interfere 152unexport CDPATH 153 154######################################################################### 155 156# The "tools" are needed early, so put this first 157# Don't include stuff already done in $(LIBS) 158# The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC 159# is "yes"), so compile examples after U-Boot is compiled. 160SUBDIR_TOOLS = tools 161SUBDIR_EXAMPLES = examples/standalone examples/api 162SUBDIRS = $(SUBDIR_TOOLS) 163 164.PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE) 165 166ifeq ($(obj)include/config.mk,$(wildcard $(obj)include/config.mk)) 167 168# Include autoconf.mk before config.mk so that the config options are available 169# to all top level build files. We need the dummy all: target to prevent the 170# dependency target in autoconf.mk.dep from being the default. 171all: 172sinclude $(obj)include/autoconf.mk.dep 173sinclude $(obj)include/autoconf.mk 174 175ifndef CONFIG_SANDBOX 176SUBDIRS += $(SUBDIR_EXAMPLES) 177endif 178 179# load ARCH, BOARD, and CPU configuration 180include $(obj)include/config.mk 181export ARCH CPU BOARD VENDOR SOC 182 183# set default to nothing for native builds 184ifeq ($(HOSTARCH),$(ARCH)) 185CROSS_COMPILE ?= 186endif 187 188# load other configuration 189include $(TOPDIR)/config.mk 190 191# If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use 192# that (or fail if absent). Otherwise, search for a linker script in a 193# standard location. 194 195LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT)) 196 197ifndef LDSCRIPT 198 #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug 199 ifdef CONFIG_SYS_LDSCRIPT 200 # need to strip off double quotes 201 LDSCRIPT := $(subst ",,$(CONFIG_SYS_LDSCRIPT)) 202 endif 203endif 204 205# If there is no specified link script, we look in a number of places for it 206ifndef LDSCRIPT 207 ifeq ($(CONFIG_NAND_U_BOOT),y) 208 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds 209 ifeq ($(wildcard $(LDSCRIPT)),) 210 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds 211 endif 212 endif 213 ifeq ($(wildcard $(LDSCRIPT)),) 214 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds 215 endif 216 ifeq ($(wildcard $(LDSCRIPT)),) 217 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds 218 endif 219 ifeq ($(wildcard $(LDSCRIPT)),) 220 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds 221 # We don't expect a Makefile here 222 LDSCRIPT_MAKEFILE_DIR = 223 endif 224 ifeq ($(wildcard $(LDSCRIPT)),) 225$(error could not find linker script) 226 endif 227endif 228 229######################################################################### 230# U-Boot objects....order is important (i.e. start must be first) 231 232OBJS = $(CPUDIR)/start.o 233ifeq ($(CPU),x86) 234OBJS += $(CPUDIR)/start16.o 235OBJS += $(CPUDIR)/resetvec.o 236endif 237ifeq ($(CPU),ppc4xx) 238OBJS += $(CPUDIR)/resetvec.o 239endif 240ifeq ($(CPU),mpc85xx) 241OBJS += $(CPUDIR)/resetvec.o 242endif 243 244OBJS := $(addprefix $(obj),$(OBJS)) 245 246HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n) 247 248LIBS-y += lib/libgeneric.o 249LIBS-y += lib/lzma/liblzma.o 250LIBS-y += lib/lzo/liblzo.o 251LIBS-y += lib/zlib/libz.o 252LIBS-$(CONFIG_TIZEN) += lib/tizen/libtizen.o 253LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o 254LIBS-y += $(CPUDIR)/lib$(CPU).o 255ifdef SOC 256LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o 257endif 258ifeq ($(CPU),ixp) 259LIBS-y += drivers/net/npe/libnpe.o 260endif 261LIBS-$(CONFIG_OF_EMBED) += dts/libdts.o 262LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o 263LIBS-y += fs/cbfs/libcbfs.o \ 264 fs/cramfs/libcramfs.o \ 265 fs/ext4/libext4fs.o \ 266 fs/fat/libfat.o \ 267 fs/fdos/libfdos.o \ 268 fs/jffs2/libjffs2.o \ 269 fs/reiserfs/libreiserfs.o \ 270 fs/ubifs/libubifs.o \ 271 fs/yaffs2/libyaffs2.o \ 272 fs/zfs/libzfs.o 273LIBS-y += net/libnet.o 274LIBS-y += disk/libdisk.o 275LIBS-y += drivers/bios_emulator/libatibiosemu.o 276LIBS-y += drivers/block/libblock.o 277LIBS-$(CONFIG_BOOTCOUNT_LIMIT) += drivers/bootcount/libbootcount.o 278LIBS-y += drivers/dma/libdma.o 279LIBS-y += drivers/fpga/libfpga.o 280LIBS-y += drivers/gpio/libgpio.o 281LIBS-y += drivers/hwmon/libhwmon.o 282LIBS-y += drivers/i2c/libi2c.o 283LIBS-y += drivers/input/libinput.o 284LIBS-y += drivers/misc/libmisc.o 285LIBS-y += drivers/mmc/libmmc.o 286LIBS-y += drivers/mtd/libmtd.o 287LIBS-y += drivers/mtd/nand/libnand.o 288LIBS-y += drivers/mtd/onenand/libonenand.o 289LIBS-y += drivers/mtd/ubi/libubi.o 290LIBS-y += drivers/mtd/spi/libspi_flash.o 291LIBS-y += drivers/net/libnet.o 292LIBS-y += drivers/net/phy/libphy.o 293LIBS-y += drivers/pci/libpci.o 294LIBS-y += drivers/pcmcia/libpcmcia.o 295LIBS-y += drivers/power/libpower.o 296LIBS-y += drivers/spi/libspi.o 297LIBS-y += drivers/dfu/libdfu.o 298ifeq ($(CPU),mpc83xx) 299LIBS-y += drivers/qe/libqe.o 300LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 301LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 302endif 303ifeq ($(CPU),mpc85xx) 304LIBS-y += drivers/qe/libqe.o 305LIBS-y += drivers/net/fm/libfm.o 306LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 307LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 308endif 309ifeq ($(CPU),mpc86xx) 310LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 311LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 312endif 313LIBS-y += drivers/rtc/librtc.o 314LIBS-y += drivers/serial/libserial.o 315LIBS-$(CONFIG_GENERIC_LPC_TPM) += drivers/tpm/libtpm.o 316LIBS-y += drivers/twserial/libtws.o 317LIBS-y += drivers/usb/eth/libusb_eth.o 318LIBS-y += drivers/usb/gadget/libusb_gadget.o 319LIBS-y += drivers/usb/host/libusb_host.o 320LIBS-y += drivers/usb/musb/libusb_musb.o 321LIBS-y += drivers/usb/phy/libusb_phy.o 322LIBS-y += drivers/usb/ulpi/libusb_ulpi.o 323LIBS-y += drivers/video/libvideo.o 324LIBS-y += drivers/watchdog/libwatchdog.o 325LIBS-y += common/libcommon.o 326LIBS-y += lib/libfdt/libfdt.o 327LIBS-y += api/libapi.o 328LIBS-y += post/libpost.o 329LIBS-y += test/libtest.o 330 331ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX),) 332LIBS-y += $(CPUDIR)/omap-common/libomap-common.o 333endif 334 335ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35)) 336LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o 337endif 338 339ifeq ($(SOC),s5pc1xx) 340LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o 341endif 342ifeq ($(SOC),exynos) 343LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o 344endif 345ifeq ($(SOC),tegra20) 346LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o 347LIBS-y += arch/$(ARCH)/cpu/tegra-common/libcputegra-common.o 348LIBS-y += $(CPUDIR)/tegra-common/libtegra-common.o 349endif 350 351LIBS := $(addprefix $(obj),$(sort $(LIBS-y))) 352.PHONY : $(LIBS) 353 354LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o 355LIBBOARD := $(addprefix $(obj),$(LIBBOARD)) 356 357# Add GCC lib 358ifdef USE_PRIVATE_LIBGCC 359ifeq ("$(USE_PRIVATE_LIBGCC)", "yes") 360PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o 361else 362PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc 363endif 364else 365PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc 366endif 367PLATFORM_LIBS += $(PLATFORM_LIBGCC) 368export PLATFORM_LIBS 369 370# Special flags for CPP when processing the linker script. 371# Pass the version down so we can handle backwards compatibility 372# on the fly. 373LDPPFLAGS += \ 374 -include $(TOPDIR)/include/u-boot/u-boot.lds.h \ 375 -DCPUDIR=$(CPUDIR) \ 376 $(shell $(LD) --version | \ 377 sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p') 378 379__OBJS := $(subst $(obj),,$(OBJS)) 380__LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD)) 381 382######################################################################### 383######################################################################### 384 385ifneq ($(CONFIG_BOARD_SIZE_LIMIT),) 386BOARD_SIZE_CHECK = \ 387 @actual=`wc -c $@ | awk '{print $$1}'`; \ 388 limit=$(CONFIG_BOARD_SIZE_LIMIT); \ 389 if test $$actual -gt $$limit; then \ 390 echo "$@ exceeds file size limit:"; \ 391 echo " limit: $$limit bytes"; \ 392 echo " actual: $$actual bytes"; \ 393 echo " excess: $$((actual - limit)) bytes"; \ 394 exit 1; \ 395 fi 396else 397BOARD_SIZE_CHECK = 398endif 399 400# Always append ALL so that arch config.mk's can add custom ones 401ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map 402 403ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin 404ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin 405ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin 406ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin 407 408# enable combined SPL/u-boot/dtb rules for tegra 409ifeq ($(SOC),tegra20) 410ifeq ($(CONFIG_OF_SEPARATE),y) 411ALL-y += $(obj)u-boot-dtb-tegra.bin 412else 413ALL-y += $(obj)u-boot-nodtb-tegra.bin 414endif 415endif 416 417all: $(ALL-y) $(SUBDIR_EXAMPLES) 418 419$(obj)u-boot.dtb: $(obj)u-boot 420 $(MAKE) -C dts binary 421 mv $(obj)dts/dt.dtb $@ 422 423$(obj)u-boot-dtb.bin: $(obj)u-boot.bin $(obj)u-boot.dtb 424 cat $^ >$@ 425 426$(obj)u-boot.hex: $(obj)u-boot 427 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ 428 429$(obj)u-boot.srec: $(obj)u-boot 430 $(OBJCOPY) -O srec $< $@ 431 432$(obj)u-boot.bin: $(obj)u-boot 433 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@ 434 $(BOARD_SIZE_CHECK) 435 436$(obj)u-boot.ldr: $(obj)u-boot 437 $(CREATE_LDR_ENV) 438 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS) 439 $(BOARD_SIZE_CHECK) 440 441$(obj)u-boot.ldr.hex: $(obj)u-boot.ldr 442 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary 443 444$(obj)u-boot.ldr.srec: $(obj)u-boot.ldr 445 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary 446 447$(obj)u-boot.img: $(obj)u-boot.bin 448 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 449 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) -e 0 \ 450 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \ 451 sed -e 's/"[ ]*$$/ for $(BOARD) board"/') \ 452 -d $< $@ 453 454$(obj)u-boot.imx: $(obj)u-boot.bin 455 $(obj)tools/mkimage -n $(CONFIG_IMX_CONFIG) -T imximage \ 456 -e $(CONFIG_SYS_TEXT_BASE) -d $< $@ 457 458$(obj)u-boot.kwb: $(obj)u-boot.bin 459 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \ 460 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@ 461 462$(obj)u-boot.pbl: $(obj)u-boot.bin 463 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \ 464 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \ 465 -d $< $@ 466 467$(obj)u-boot.sha1: $(obj)u-boot.bin 468 $(obj)tools/ubsha1 $(obj)u-boot.bin 469 470$(obj)u-boot.dis: $(obj)u-boot 471 $(OBJDUMP) -d $< > $@ 472 473$(obj)u-boot.ubl: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 474 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(PAD_TO) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin 475 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $(obj)u-boot-ubl.bin 476 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \ 477 -e $(CONFIG_SYS_TEXT_BASE) -d $(obj)u-boot-ubl.bin $(obj)u-boot.ubl 478 rm $(obj)u-boot-ubl.bin 479 rm $(obj)spl/u-boot-spl-pad.bin 480 481$(obj)u-boot.ais: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 482 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \ 483 -T aisimage \ 484 -e $(CONFIG_SPL_TEXT_BASE) \ 485 -d $(obj)spl/u-boot-spl.bin \ 486 $(obj)spl/u-boot-spl.ais 487 $(OBJCOPY) ${OBJCFLAGS} -I binary \ 488 --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \ 489 $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais 490 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \ 491 $(obj)u-boot.ais 492 493# Specify the target for use in elftosb call 494ELFTOSB_TARGET-$(CONFIG_MX28) = imx28 495 496$(obj)u-boot.sb: $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin 497 elftosb -zdf $(ELFTOSB_TARGET-y) -c $(TOPDIR)/$(CPUDIR)/$(SOC)/u-boot-$(ELFTOSB_TARGET-y).bd \ 498 -o $(obj)u-boot.sb 499 500# On x600 (SPEAr600) U-Boot is appended to U-Boot SPL. 501# Both images are created using mkimage (crc etc), so that the ROM 502# bootloader can check its integrity. Padding needs to be done to the 503# SPL image (with mkimage header) and not the binary. Otherwise the resulting image 504# which is loaded/copied by the ROM bootloader to SRAM doesn't fit. 505# The resulting image containing both U-Boot images is called u-boot.spr 506$(obj)u-boot.spr: $(obj)u-boot.img $(obj)spl/u-boot-spl.bin 507 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 508 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \ 509 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img 510 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \ 511 of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null 512 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \ 513 conv=notrunc 2>/dev/null 514 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@ 515 516ifeq ($(SOC),tegra20) 517ifeq ($(CONFIG_OF_SEPARATE),y) 518$(obj)u-boot-dtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin $(obj)u-boot.dtb 519 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin 520 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin $(obj)u-boot.dtb > $@ 521 rm $(obj)spl/u-boot-spl-pad.bin 522else 523$(obj)u-boot-nodtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 524 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin 525 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@ 526 rm $(obj)spl/u-boot-spl-pad.bin 527endif 528endif 529 530ifeq ($(CONFIG_SANDBOX),y) 531GEN_UBOOT = \ 532 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \ 533 -Wl,--start-group $(__LIBS) -Wl,--end-group \ 534 $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot 535else 536GEN_UBOOT = \ 537 UNDEF_LST=`$(OBJDUMP) -x $(LIBBOARD) $(LIBS) | \ 538 sed -n -e 's/.*\($(SYM_PREFIX)_u_boot_list_.*\)/-u\1/p'|sort|uniq`;\ 539 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \ 540 $$UNDEF_LST $(__OBJS) \ 541 --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \ 542 -Map u-boot.map -o u-boot 543endif 544 545$(obj)u-boot: depend \ 546 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds 547 $(GEN_UBOOT) 548ifeq ($(CONFIG_KALLSYMS),y) 549 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \ 550 awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \ 551 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \ 552 -c common/system_map.c -o $(obj)common/system_map.o 553 $(GEN_UBOOT) $(obj)common/system_map.o 554endif 555 556$(OBJS): depend 557 $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@)) 558 559$(LIBS): depend $(SUBDIR_TOOLS) 560 $(MAKE) -C $(dir $(subst $(obj),,$@)) 561 562$(LIBBOARD): depend $(LIBS) 563 $(MAKE) -C $(dir $(subst $(obj),,$@)) 564 565$(SUBDIRS): depend 566 $(MAKE) -C $@ all 567 568$(SUBDIR_EXAMPLES): $(obj)u-boot 569 570$(LDSCRIPT): depend 571 $(MAKE) -C $(dir $@) $(notdir $@) 572 573# The following line expands into whole rule which generates u-boot.lst, 574# the file containing u-boots LG-array linker section. This is included into 575# $(LDSCRIPT). The function make_u_boot_list is defined in helper.mk file. 576$(eval $(call make_u_boot_list, $(obj)include/u-boot.lst, $(LIBBOARD) $(LIBS))) 577$(obj)u-boot.lds: $(LDSCRIPT) $(obj)include/u-boot.lst 578 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@ 579 580nand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend 581 $(MAKE) -C nand_spl/board/$(BOARDDIR) all 582 583$(obj)u-boot-nand.bin: nand_spl $(obj)u-boot.bin 584 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin 585 586$(obj)spl/u-boot-spl.bin: $(SUBDIR_TOOLS) depend 587 $(MAKE) -C spl all 588 589updater: 590 $(MAKE) -C tools/updater all 591 592# Explicitly make _depend in subdirs containing multiple targets to prevent 593# parallel sub-makes creating .depend files simultaneously. 594depend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) \ 595 $(obj)include/autoconf.mk \ 596 $(obj)include/generated/generic-asm-offsets.h \ 597 $(obj)include/generated/asm-offsets.h 598 for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \ 599 $(MAKE) -C $$dir _depend ; done 600 601TAG_SUBDIRS = $(SUBDIRS) 602TAG_SUBDIRS += $(dir $(__LIBS)) 603TAG_SUBDIRS += include 604 605FIND := find 606FINDFLAGS := -L 607 608checkstack: 609 $(CROSS_COMPILE)objdump -d $(obj)u-boot \ 610 `$(FIND) $(obj) -name u-boot-spl -print` | \ 611 perl $(src)tools/checkstack.pl $(ARCH) 612 613tags ctags: 614 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 615 -name '*.[chS]' -print` 616 617etags: 618 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 619 -name '*.[chS]' -print` 620cscope: 621 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \ 622 cscope.files 623 cscope -b -q -k 624 625SYSTEM_MAP = \ 626 $(NM) $1 | \ 627 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \ 628 LC_ALL=C sort 629$(obj)System.map: $(obj)u-boot 630 @$(call SYSTEM_MAP,$<) > $(obj)System.map 631 632checkthumb: 633 @if test $(call cc-version) -lt 0404; then \ 634 echo -n '*** Your GCC does not produce working '; \ 635 echo 'binaries in THUMB mode.'; \ 636 echo '*** Your board is configured for THUMB mode.'; \ 637 false; \ 638 fi 639# 640# Auto-generate the autoconf.mk file (which is included by all makefiles) 641# 642# This target actually generates 2 files; autoconf.mk and autoconf.mk.dep. 643# the dep file is only include in this top level makefile to determine when 644# to regenerate the autoconf.mk file. 645$(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h 646 @$(XECHO) Generating $@ ; \ 647 set -e ; \ 648 : Generate the dependancies ; \ 649 $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \ 650 -MQ $(obj)include/autoconf.mk include/common.h > $@ 651 652$(obj)include/autoconf.mk: $(obj)include/config.h 653 @$(XECHO) Generating $@ ; \ 654 set -e ; \ 655 : Extract the config macros ; \ 656 $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \ 657 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \ 658 mv $@.tmp $@ 659 660$(obj)include/generated/generic-asm-offsets.h: $(obj)include/autoconf.mk.dep \ 661 $(obj)lib/asm-offsets.s 662 @$(XECHO) Generating $@ 663 tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@ 664 665$(obj)lib/asm-offsets.s: $(obj)include/autoconf.mk.dep \ 666 $(src)lib/asm-offsets.c 667 @mkdir -p $(obj)lib 668 $(CC) -DDO_DEPS_ONLY \ 669 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 670 -o $@ $(src)lib/asm-offsets.c -c -S 671 672$(obj)include/generated/asm-offsets.h: $(obj)include/autoconf.mk.dep \ 673 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 674 @$(XECHO) Generating $@ 675 tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@ 676 677$(obj)$(CPUDIR)/$(SOC)/asm-offsets.s: $(obj)include/autoconf.mk.dep 678 @mkdir -p $(obj)$(CPUDIR)/$(SOC) 679 if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \ 680 $(CC) -DDO_DEPS_ONLY \ 681 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 682 -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \ 683 else \ 684 touch $@; \ 685 fi 686 687######################################################################### 688else # !config.mk 689all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \ 690$(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \ 691$(filter-out tools,$(SUBDIRS)) \ 692updater depend dep tags ctags etags cscope $(obj)System.map: 693 @echo "System not configured - see README" >&2 694 @ exit 1 695 696tools: $(VERSION_FILE) $(TIMESTAMP_FILE) 697 $(MAKE) -C $@ all 698endif # config.mk 699 700$(VERSION_FILE): 701 @mkdir -p $(dir $(VERSION_FILE)) 702 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \ 703 printf '#define PLAIN_VERSION "%s%s"\n' \ 704 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 705 printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \ 706 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 707 ) > $@.tmp 708 @( printf '#define CC_VERSION_STRING "%s"\n' \ 709 '$(shell $(CC) --version | head -n 1)' )>> $@.tmp 710 @( printf '#define LD_VERSION_STRING "%s"\n' \ 711 '$(shell $(LD) -v | head -n 1)' )>> $@.tmp 712 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 713 714$(TIMESTAMP_FILE): 715 @mkdir -p $(dir $(TIMESTAMP_FILE)) 716 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp 717 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp 718 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 719 720easylogo env gdb: 721 $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION} 722gdbtools: gdb 723 724xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc 725 $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@ 726 727tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE) 728 $(MAKE) -C tools HOST_TOOLS_ALL=y 729 730.PHONY : CHANGELOG 731CHANGELOG: 732 git log --no-merges U-Boot-1_1_5.. | \ 733 unexpand -a | sed -e 's/\s\s*$$//' > $@ 734 735include/license.h: tools/bin2header COPYING 736 cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h 737######################################################################### 738 739unconfig: 740 @rm -f $(obj)include/config.h $(obj)include/config.mk \ 741 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \ 742 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep 743 744%_config:: unconfig 745 @$(MKCONFIG) -A $(@:_config=) 746 747sinclude $(obj).boards.depend 748$(obj).boards.depend: boards.cfg 749 @awk '(NF && $$1 !~ /^#/) { print $$1 ": " $$1 "_config; $$(MAKE)" }' $< > $@ 750 751# 752# Functions to generate common board directory names 753# 754lcname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/') 755ucname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/') 756 757######################################################################### 758## ARM1176 Systems 759######################################################################### 760smdk6400_noUSB_config \ 761smdk6400_config : unconfig 762 @mkdir -p $(obj)include $(obj)board/samsung/smdk6400 763 @mkdir -p $(obj)nand_spl/board/samsung/smdk6400 764 @echo "#define CONFIG_NAND_U_BOOT" > $(obj)include/config.h 765 @echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk 766 @if [ -z "$(findstring smdk6400_noUSB_config,$@)" ]; then \ 767 echo "RAM_TEXT = 0x57e00000" >> $(obj)board/samsung/smdk6400/config.tmp;\ 768 else \ 769 echo "RAM_TEXT = 0xc7e00000" >> $(obj)board/samsung/smdk6400/config.tmp;\ 770 fi 771 @$(MKCONFIG) smdk6400 arm arm1176 smdk6400 samsung s3c64xx 772 @echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk 773 774######################################################################### 775######################################################################### 776 777clean: 778 @rm -f $(obj)examples/standalone/82559_eeprom \ 779 $(obj)examples/standalone/atmel_df_pow2 \ 780 $(obj)examples/standalone/eepro100_eeprom \ 781 $(obj)examples/standalone/hello_world \ 782 $(obj)examples/standalone/interrupt \ 783 $(obj)examples/standalone/mem_to_mem_idma2intr \ 784 $(obj)examples/standalone/sched \ 785 $(obj)examples/standalone/smc911{11,x}_eeprom \ 786 $(obj)examples/standalone/test_burst \ 787 $(obj)examples/standalone/timer 788 @rm -f $(obj)examples/api/demo{,.bin} 789 @rm -f $(obj)tools/bmp_logo $(obj)tools/easylogo/easylogo \ 790 $(obj)tools/env/{fw_printenv,fw_setenv} \ 791 $(obj)tools/envcrc \ 792 $(obj)tools/gdb/{astest,gdbcont,gdbsend} \ 793 $(obj)tools/gen_eth_addr $(obj)tools/img2srec \ 794 $(obj)tools/mk{env,}image $(obj)tools/mpc86x_clk \ 795 $(obj)tools/mk{smdk5250,}spl \ 796 $(obj)tools/mxsboot \ 797 $(obj)tools/ncb $(obj)tools/ubsha1 \ 798 $(obj)tools/kernel-doc/docproc 799 @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image} \ 800 $(obj)board/matrix_vision/*/bootscript.img \ 801 $(obj)board/voiceblue/eeprom \ 802 $(obj)u-boot.lds \ 803 $(obj)include/u-boot.lst \ 804 $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs] \ 805 $(obj)arch/blackfin/cpu/init.{lds,elf} 806 @rm -f $(obj)include/bmp_logo.h 807 @rm -f $(obj)include/bmp_logo_data.h 808 @rm -f $(obj)lib/asm-offsets.s 809 @rm -f $(obj)include/generated/asm-offsets.h 810 @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 811 @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE) 812 @$(MAKE) -C doc/DocBook/ cleandocs 813 @find $(OBJTREE) -type f \ 814 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \ 815 -o -name '*.o' -o -name '*.a' -o -name '*.exe' \) -print \ 816 | xargs rm -f 817 818# Removes everything not needed for testing u-boot 819tidy: clean 820 @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f 821 822clobber: tidy 823 @find $(OBJTREE) -type f \( -name '*.srec' \ 824 -o -name '*.bin' -o -name u-boot.img \) \ 825 -print0 | xargs -0 rm -f 826 @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \ 827 $(obj)cscope.* $(obj)*.*~ 828 @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y) 829 @rm -f $(obj)u-boot.kwb 830 @rm -f $(obj)u-boot.pbl 831 @rm -f $(obj)u-boot.imx 832 @rm -f $(obj)u-boot.ubl 833 @rm -f $(obj)u-boot.ais 834 @rm -f $(obj)u-boot.dtb 835 @rm -f $(obj)u-boot.sb 836 @rm -f $(obj)u-boot.spr 837 @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map} 838 @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map} 839 @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map} 840 @rm -f $(obj)spl/{u-boot-spl.lds,u-boot.lst} 841 @rm -f $(obj)MLO 842 @rm -f $(obj)tools/xway-swap-bytes 843 @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c 844 @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c 845 @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm 846 @rm -fr $(obj)include/generated 847 @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f 848 @rm -f $(obj)dts/*.tmp 849 @rm -f $(obj)spl/u-boot-spl{,-pad}.ais 850 851mrproper \ 852distclean: clobber unconfig 853ifneq ($(OBJTREE),$(SRCTREE)) 854 rm -rf $(obj)* 855endif 856 857backup: 858 F=`basename $(TOPDIR)` ; cd .. ; \ 859 gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F 860 861######################################################################### 862