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 = 2013 25PATCHLEVEL = 04 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 49export HOSTARCH HOSTOS 50 51# Deal with colliding definitions from tcsh etc. 52VENDOR= 53 54######################################################################### 55# Allow for silent builds 56ifeq (,$(findstring s,$(MAKEFLAGS))) 57XECHO = echo 58else 59XECHO = : 60endif 61 62######################################################################### 63# 64# U-boot build supports producing a object files to the separate external 65# directory. Two use cases are supported: 66# 67# 1) Add O= to the make command line 68# 'make O=/tmp/build all' 69# 70# 2) Set environement variable BUILD_DIR to point to the desired location 71# 'export BUILD_DIR=/tmp/build' 72# 'make' 73# 74# The second approach can also be used with a MAKEALL script 75# 'export BUILD_DIR=/tmp/build' 76# './MAKEALL' 77# 78# Command line 'O=' setting overrides BUILD_DIR environent variable. 79# 80# When none of the above methods is used the local build is performed and 81# the object files are placed in the source directory. 82# 83 84ifdef O 85ifeq ("$(origin O)", "command line") 86BUILD_DIR := $(O) 87endif 88endif 89 90# Call a source code checker (by default, "sparse") as part of the 91# C compilation. 92# 93# Use 'make C=1' to enable checking of re-compiled files. 94# 95# See the linux kernel file "Documentation/sparse.txt" for more details, 96# including where to get the "sparse" utility. 97 98ifdef C 99ifeq ("$(origin C)", "command line") 100CHECKSRC := $(C) 101endif 102endif 103ifndef CHECKSRC 104 CHECKSRC = 0 105endif 106export CHECKSRC 107 108ifneq ($(BUILD_DIR),) 109saved-output := $(BUILD_DIR) 110 111# Attempt to create a output directory. 112$(shell [ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR}) 113 114# Verify if it was successful. 115BUILD_DIR := $(shell cd $(BUILD_DIR) && /bin/pwd) 116$(if $(BUILD_DIR),,$(error output directory "$(saved-output)" does not exist)) 117endif # ifneq ($(BUILD_DIR),) 118 119OBJTREE := $(if $(BUILD_DIR),$(BUILD_DIR),$(CURDIR)) 120SPLTREE := $(OBJTREE)/spl 121SRCTREE := $(CURDIR) 122TOPDIR := $(SRCTREE) 123LNDIR := $(OBJTREE) 124export TOPDIR SRCTREE OBJTREE SPLTREE 125 126MKCONFIG := $(SRCTREE)/mkconfig 127export MKCONFIG 128 129ifneq ($(OBJTREE),$(SRCTREE)) 130REMOTE_BUILD := 1 131export REMOTE_BUILD 132endif 133 134# $(obj) and (src) are defined in config.mk but here in main Makefile 135# we also need them before config.mk is included which is the case for 136# some targets like unconfig, clean, clobber, distclean, etc. 137ifneq ($(OBJTREE),$(SRCTREE)) 138obj := $(OBJTREE)/ 139src := $(SRCTREE)/ 140else 141obj := 142src := 143endif 144export obj src 145 146# Make sure CDPATH settings don't interfere 147unexport CDPATH 148 149######################################################################### 150 151# The "tools" are needed early, so put this first 152# Don't include stuff already done in $(LIBS) 153# The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC 154# is "yes"), so compile examples after U-Boot is compiled. 155SUBDIR_TOOLS = tools 156SUBDIR_EXAMPLES = examples/standalone examples/api 157SUBDIRS = $(SUBDIR_TOOLS) 158 159.PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE) 160 161ifeq ($(obj)include/config.mk,$(wildcard $(obj)include/config.mk)) 162 163# Include autoconf.mk before config.mk so that the config options are available 164# to all top level build files. We need the dummy all: target to prevent the 165# dependency target in autoconf.mk.dep from being the default. 166all: 167sinclude $(obj)include/autoconf.mk.dep 168sinclude $(obj)include/autoconf.mk 169 170ifndef CONFIG_SANDBOX 171SUBDIRS += $(SUBDIR_EXAMPLES) 172endif 173 174# load ARCH, BOARD, and CPU configuration 175include $(obj)include/config.mk 176export ARCH CPU BOARD VENDOR SOC 177 178# set default to nothing for native builds 179ifeq ($(HOSTARCH),$(ARCH)) 180CROSS_COMPILE ?= 181endif 182 183# load other configuration 184include $(TOPDIR)/config.mk 185 186# Targets which don't build the source code 187NON_BUILD_TARGETS = backup clean clobber distclean mkproper tidy unconfig 188 189# Only do the generic board check when actually building, not configuring 190ifeq ($(filter $(NON_BUILD_TARGETS),$(MAKECMDGOALS)),) 191ifeq ($(findstring _config,$(MAKECMDGOALS)),) 192$(CHECK_GENERIC_BOARD) 193endif 194endif 195 196# If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use 197# that (or fail if absent). Otherwise, search for a linker script in a 198# standard location. 199 200LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT)) 201 202ifndef LDSCRIPT 203 #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug 204 ifdef CONFIG_SYS_LDSCRIPT 205 # need to strip off double quotes 206 LDSCRIPT := $(subst ",,$(CONFIG_SYS_LDSCRIPT)) 207 endif 208endif 209 210# If there is no specified link script, we look in a number of places for it 211ifndef LDSCRIPT 212 ifeq ($(CONFIG_NAND_U_BOOT),y) 213 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds 214 ifeq ($(wildcard $(LDSCRIPT)),) 215 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds 216 endif 217 endif 218 ifeq ($(wildcard $(LDSCRIPT)),) 219 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds 220 endif 221 ifeq ($(wildcard $(LDSCRIPT)),) 222 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds 223 endif 224 ifeq ($(wildcard $(LDSCRIPT)),) 225 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds 226 # We don't expect a Makefile here 227 LDSCRIPT_MAKEFILE_DIR = 228 endif 229 ifeq ($(wildcard $(LDSCRIPT)),) 230$(error could not find linker script) 231 endif 232endif 233 234######################################################################### 235# U-Boot objects....order is important (i.e. start must be first) 236 237OBJS = $(CPUDIR)/start.o 238ifeq ($(CPU),ppc4xx) 239OBJS += $(CPUDIR)/resetvec.o 240endif 241ifeq ($(CPU),mpc85xx) 242OBJS += $(CPUDIR)/resetvec.o 243endif 244 245OBJS := $(addprefix $(obj),$(OBJS)) 246 247HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n) 248 249LIBS-y += lib/libgeneric.o 250LIBS-y += lib/lzma/liblzma.o 251LIBS-y += lib/lzo/liblzo.o 252LIBS-y += lib/zlib/libz.o 253LIBS-$(CONFIG_TIZEN) += lib/tizen/libtizen.o 254LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o 255LIBS-y += $(CPUDIR)/lib$(CPU).o 256ifdef SOC 257LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o 258endif 259ifeq ($(CPU),ixp) 260LIBS-y += drivers/net/npe/libnpe.o 261endif 262LIBS-$(CONFIG_OF_EMBED) += dts/libdts.o 263LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o 264LIBS-y += fs/libfs.o \ 265 fs/cbfs/libcbfs.o \ 266 fs/cramfs/libcramfs.o \ 267 fs/ext4/libext4fs.o \ 268 fs/fat/libfat.o \ 269 fs/fdos/libfdos.o \ 270 fs/jffs2/libjffs2.o \ 271 fs/reiserfs/libreiserfs.o \ 272 fs/sandbox/libsandboxfs.o \ 273 fs/ubifs/libubifs.o \ 274 fs/yaffs2/libyaffs2.o \ 275 fs/zfs/libzfs.o 276LIBS-y += net/libnet.o 277LIBS-y += disk/libdisk.o 278LIBS-y += drivers/bios_emulator/libatibiosemu.o 279LIBS-y += drivers/block/libblock.o 280LIBS-$(CONFIG_BOOTCOUNT_LIMIT) += drivers/bootcount/libbootcount.o 281LIBS-y += drivers/crypto/libcrypto.o 282LIBS-y += drivers/dma/libdma.o 283LIBS-y += drivers/fpga/libfpga.o 284LIBS-y += drivers/gpio/libgpio.o 285LIBS-y += drivers/hwmon/libhwmon.o 286LIBS-y += drivers/i2c/libi2c.o 287LIBS-y += drivers/input/libinput.o 288LIBS-y += drivers/misc/libmisc.o 289LIBS-y += drivers/mmc/libmmc.o 290LIBS-y += drivers/mtd/libmtd.o 291LIBS-y += drivers/mtd/nand/libnand.o 292LIBS-y += drivers/mtd/onenand/libonenand.o 293LIBS-y += drivers/mtd/ubi/libubi.o 294LIBS-y += drivers/mtd/spi/libspi_flash.o 295LIBS-y += drivers/net/libnet.o 296LIBS-y += drivers/net/phy/libphy.o 297LIBS-y += drivers/pci/libpci.o 298LIBS-y += drivers/pcmcia/libpcmcia.o 299LIBS-y += drivers/power/libpower.o \ 300 drivers/power/fuel_gauge/libfuel_gauge.o \ 301 drivers/power/pmic/libpmic.o \ 302 drivers/power/battery/libbattery.o 303LIBS-y += drivers/spi/libspi.o 304LIBS-y += drivers/dfu/libdfu.o 305ifeq ($(CPU),mpc83xx) 306LIBS-y += drivers/qe/libqe.o 307LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 308LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 309endif 310ifeq ($(CPU),mpc85xx) 311LIBS-y += drivers/qe/libqe.o 312LIBS-y += drivers/net/fm/libfm.o 313LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 314LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 315endif 316ifeq ($(CPU),mpc86xx) 317LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 318LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 319endif 320LIBS-y += drivers/rtc/librtc.o 321LIBS-y += drivers/serial/libserial.o 322LIBS-y += drivers/sound/libsound.o 323LIBS-y += drivers/tpm/libtpm.o 324LIBS-y += drivers/twserial/libtws.o 325LIBS-y += drivers/usb/eth/libusb_eth.o 326LIBS-y += drivers/usb/gadget/libusb_gadget.o 327LIBS-y += drivers/usb/host/libusb_host.o 328LIBS-y += drivers/usb/musb/libusb_musb.o 329LIBS-y += drivers/usb/musb-new/libusb_musb-new.o 330LIBS-y += drivers/usb/phy/libusb_phy.o 331LIBS-y += drivers/usb/ulpi/libusb_ulpi.o 332LIBS-y += drivers/video/libvideo.o 333LIBS-y += drivers/watchdog/libwatchdog.o 334LIBS-y += common/libcommon.o 335LIBS-y += lib/libfdt/libfdt.o 336LIBS-y += api/libapi.o 337LIBS-y += post/libpost.o 338LIBS-y += test/libtest.o 339 340ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TI814X),) 341LIBS-y += $(CPUDIR)/omap-common/libomap-common.o 342endif 343 344ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35)) 345LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o 346endif 347 348ifeq ($(SOC),s5pc1xx) 349LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o 350endif 351ifeq ($(SOC),exynos) 352LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o 353endif 354ifneq ($(CONFIG_TEGRA),) 355LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o 356LIBS-y += arch/$(ARCH)/cpu/tegra-common/libcputegra-common.o 357LIBS-y += $(CPUDIR)/tegra-common/libtegra-common.o 358endif 359 360LIBS := $(addprefix $(obj),$(sort $(LIBS-y))) 361.PHONY : $(LIBS) 362 363LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o 364LIBBOARD := $(addprefix $(obj),$(LIBBOARD)) 365 366# Add GCC lib 367ifdef USE_PRIVATE_LIBGCC 368ifeq ("$(USE_PRIVATE_LIBGCC)", "yes") 369PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o 370else 371PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc 372endif 373else 374PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc 375endif 376PLATFORM_LIBS += $(PLATFORM_LIBGCC) 377export PLATFORM_LIBS 378 379# Special flags for CPP when processing the linker script. 380# Pass the version down so we can handle backwards compatibility 381# on the fly. 382LDPPFLAGS += \ 383 -include $(TOPDIR)/include/u-boot/u-boot.lds.h \ 384 -DCPUDIR=$(CPUDIR) \ 385 $(shell $(LD) --version | \ 386 sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p') 387 388__OBJS := $(subst $(obj),,$(OBJS)) 389__LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD)) 390 391######################################################################### 392######################################################################### 393 394ifneq ($(CONFIG_BOARD_SIZE_LIMIT),) 395BOARD_SIZE_CHECK = \ 396 @actual=`wc -c $@ | awk '{print $$1}'`; \ 397 limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \ 398 if test $$actual -gt $$limit; then \ 399 echo "$@ exceeds file size limit:" >&2 ; \ 400 echo " limit: $$limit bytes" >&2 ; \ 401 echo " actual: $$actual bytes" >&2 ; \ 402 echo " excess: $$((actual - limit)) bytes" >&2; \ 403 exit 1; \ 404 fi 405else 406BOARD_SIZE_CHECK = 407endif 408 409# Always append ALL so that arch config.mk's can add custom ones 410ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map 411 412ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin 413ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin 414ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin 415ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin 416ifneq ($(CONFIG_SPL_TARGET),) 417ALL-$(CONFIG_SPL) += $(obj)$(subst ",,$(CONFIG_SPL_TARGET)) 418endif 419 420# enable combined SPL/u-boot/dtb rules for tegra 421ifneq ($(CONFIG_TEGRA),) 422ifeq ($(CONFIG_OF_SEPARATE),y) 423ALL-y += $(obj)u-boot-dtb-tegra.bin 424else 425ALL-y += $(obj)u-boot-nodtb-tegra.bin 426endif 427endif 428 429all: $(ALL-y) $(SUBDIR_EXAMPLES) 430 431$(obj)u-boot.dtb: $(obj)u-boot 432 $(MAKE) -C dts binary 433 mv $(obj)dts/dt.dtb $@ 434 435$(obj)u-boot-dtb.bin: $(obj)u-boot.bin $(obj)u-boot.dtb 436 cat $^ >$@ 437 438$(obj)u-boot.hex: $(obj)u-boot 439 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ 440 441$(obj)u-boot.srec: $(obj)u-boot 442 $(OBJCOPY) -O srec $< $@ 443 444$(obj)u-boot.bin: $(obj)u-boot 445 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@ 446 $(BOARD_SIZE_CHECK) 447 448$(obj)u-boot.ldr: $(obj)u-boot 449 $(CREATE_LDR_ENV) 450 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS) 451 $(BOARD_SIZE_CHECK) 452 453$(obj)u-boot.ldr.hex: $(obj)u-boot.ldr 454 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary 455 456$(obj)u-boot.ldr.srec: $(obj)u-boot.ldr 457 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary 458 459# 460# U-Boot entry point, needed for booting of full-blown U-Boot 461# from the SPL U-Boot version. 462# 463ifndef CONFIG_SYS_UBOOT_START 464CONFIG_SYS_UBOOT_START := 0 465endif 466 467$(obj)u-boot.img: $(obj)u-boot.bin 468 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 469 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \ 470 -e $(CONFIG_SYS_UBOOT_START) \ 471 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \ 472 sed -e 's/"[ ]*$$/ for $(BOARD) board"/') \ 473 -d $< $@ 474 475$(obj)u-boot.imx: $(obj)u-boot.bin depend 476 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common $(OBJTREE)/u-boot.imx 477 478$(obj)u-boot.kwb: $(obj)u-boot.bin 479 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \ 480 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@ 481 482$(obj)u-boot.pbl: $(obj)u-boot.bin 483 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \ 484 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \ 485 -d $< $@ 486 487$(obj)u-boot.sha1: $(obj)u-boot.bin 488 $(obj)tools/ubsha1 $(obj)u-boot.bin 489 490$(obj)u-boot.dis: $(obj)u-boot 491 $(OBJDUMP) -d $< > $@ 492 493 494 495$(obj)u-boot-with-spl.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 496 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SPL_PAD_TO) \ 497 -I binary -O binary $< $(obj)spl/u-boot-spl-pad.bin 498 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@ 499 rm $(obj)spl/u-boot-spl-pad.bin 500 501$(obj)u-boot-with-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 502 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \ 503 $(OBJTREE)/u-boot-with-spl.imx 504 505$(obj)u-boot-with-nand-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 506 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \ 507 $(OBJTREE)/u-boot-with-nand-spl.imx 508 509$(obj)u-boot.ubl: $(obj)u-boot-with-spl.bin 510 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \ 511 -e $(CONFIG_SYS_TEXT_BASE) -d $< $(obj)u-boot.ubl 512 513$(obj)u-boot.ais: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 514 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \ 515 -T aisimage \ 516 -e $(CONFIG_SPL_TEXT_BASE) \ 517 -d $(obj)spl/u-boot-spl.bin \ 518 $(obj)spl/u-boot-spl.ais 519 $(OBJCOPY) ${OBJCFLAGS} -I binary \ 520 --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \ 521 $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais 522 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \ 523 $(obj)u-boot.ais 524 525# Specify the target for use in elftosb call 526ELFTOSB_TARGET-$(CONFIG_MX23) = imx23 527ELFTOSB_TARGET-$(CONFIG_MX28) = imx28 528 529$(obj)u-boot.sb: $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin 530 elftosb -zf $(ELFTOSB_TARGET-y) -c $(TOPDIR)/$(CPUDIR)/$(SOC)/u-boot-$(ELFTOSB_TARGET-y).bd \ 531 -o $(obj)u-boot.sb 532 533# On x600 (SPEAr600) U-Boot is appended to U-Boot SPL. 534# Both images are created using mkimage (crc etc), so that the ROM 535# bootloader can check its integrity. Padding needs to be done to the 536# SPL image (with mkimage header) and not the binary. Otherwise the resulting image 537# which is loaded/copied by the ROM bootloader to SRAM doesn't fit. 538# The resulting image containing both U-Boot images is called u-boot.spr 539$(obj)u-boot.spr: $(obj)u-boot.img $(obj)spl/u-boot-spl.bin 540 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 541 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \ 542 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img 543 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \ 544 of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null 545 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \ 546 conv=notrunc 2>/dev/null 547 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@ 548 549ifneq ($(CONFIG_TEGRA),) 550ifeq ($(CONFIG_OF_SEPARATE),y) 551nodtb=dtb 552dtbfile=$(obj)u-boot.dtb 553else 554nodtb=nodtb 555dtbfile= 556endif 557 558$(obj)u-boot-$(nodtb)-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin $(dtbfile) 559 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin 560 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin $(dtbfile) > $@ 561 rm $(obj)spl/u-boot-spl-pad.bin 562endif 563 564$(obj)u-boot-img.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 565 cat $(obj)spl/u-boot-spl.bin $(obj)u-boot.img > $@ 566 567# PPC4xx needs the SPL at the end of the image, since the reset vector 568# is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target 569# and need to introduce a new build target with the full blown U-Boot 570# at the start padded up to the start of the SPL image. And then concat 571# the SPL image to the end. 572$(obj)u-boot-img-spl-at-end.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 573 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_UBOOT_PAD_TO) \ 574 of=$(obj)u-boot-pad.img 2>/dev/null 575 dd if=$(obj)u-boot.img of=$(obj)u-boot-pad.img \ 576 conv=notrunc 2>/dev/null 577 cat $(obj)u-boot-pad.img $(obj)spl/u-boot-spl.bin > $@ 578 579ifeq ($(CONFIG_SANDBOX),y) 580GEN_UBOOT = \ 581 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \ 582 -Wl,--start-group $(__LIBS) -Wl,--end-group \ 583 $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot 584else 585GEN_UBOOT = \ 586 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \ 587 $(__OBJS) \ 588 --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \ 589 -Map u-boot.map -o u-boot 590endif 591 592$(obj)u-boot: depend \ 593 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds 594 $(GEN_UBOOT) 595ifeq ($(CONFIG_KALLSYMS),y) 596 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \ 597 awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \ 598 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \ 599 -c common/system_map.c -o $(obj)common/system_map.o 600 $(GEN_UBOOT) $(obj)common/system_map.o 601endif 602 603$(OBJS): depend 604 $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@)) 605 606$(LIBS): depend $(SUBDIR_TOOLS) 607 $(MAKE) -C $(dir $(subst $(obj),,$@)) 608 609$(LIBBOARD): depend $(LIBS) 610 $(MAKE) -C $(dir $(subst $(obj),,$@)) 611 612$(SUBDIRS): depend 613 $(MAKE) -C $@ all 614 615$(SUBDIR_EXAMPLES): $(obj)u-boot 616 617$(LDSCRIPT): depend 618 $(MAKE) -C $(dir $@) $(notdir $@) 619 620$(obj)u-boot.lds: $(LDSCRIPT) 621 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@ 622 623nand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend 624 $(MAKE) -C nand_spl/board/$(BOARDDIR) all 625 626$(obj)u-boot-nand.bin: nand_spl $(obj)u-boot.bin 627 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin 628 629$(obj)spl/u-boot-spl.bin: $(SUBDIR_TOOLS) depend 630 $(MAKE) -C spl all 631 632updater: 633 $(MAKE) -C tools/updater all 634 635# Explicitly make _depend in subdirs containing multiple targets to prevent 636# parallel sub-makes creating .depend files simultaneously. 637depend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) \ 638 $(obj)include/autoconf.mk \ 639 $(obj)include/generated/generic-asm-offsets.h \ 640 $(obj)include/generated/asm-offsets.h 641 for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \ 642 $(MAKE) -C $$dir _depend ; done 643 644TAG_SUBDIRS = $(SUBDIRS) 645TAG_SUBDIRS += $(dir $(__LIBS)) 646TAG_SUBDIRS += include 647 648FIND := find 649FINDFLAGS := -L 650 651checkstack: 652 $(CROSS_COMPILE)objdump -d $(obj)u-boot \ 653 `$(FIND) $(obj) -name u-boot-spl -print` | \ 654 perl $(src)tools/checkstack.pl $(ARCH) 655 656tags ctags: 657 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 658 -name '*.[chS]' -print` 659 660etags: 661 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 662 -name '*.[chS]' -print` 663cscope: 664 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \ 665 cscope.files 666 cscope -b -q -k 667 668SYSTEM_MAP = \ 669 $(NM) $1 | \ 670 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \ 671 LC_ALL=C sort 672$(obj)System.map: $(obj)u-boot 673 @$(call SYSTEM_MAP,$<) > $(obj)System.map 674 675checkthumb: 676 @if test $(call cc-version) -lt 0404; then \ 677 echo -n '*** Your GCC does not produce working '; \ 678 echo 'binaries in THUMB mode.'; \ 679 echo '*** Your board is configured for THUMB mode.'; \ 680 false; \ 681 fi 682 683# GCC 3.x is reported to have problems generating the type of relocation 684# that U-Boot wants. 685# See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html 686checkgcc4: 687 @if test $(call cc-version) -lt 0400; then \ 688 echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \ 689 false; \ 690 fi 691 692# 693# Auto-generate the autoconf.mk file (which is included by all makefiles) 694# 695# This target actually generates 2 files; autoconf.mk and autoconf.mk.dep. 696# the dep file is only include in this top level makefile to determine when 697# to regenerate the autoconf.mk file. 698$(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h 699 @$(XECHO) Generating $@ ; \ 700 set -e ; \ 701 : Generate the dependancies ; \ 702 $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \ 703 -MQ $(obj)include/autoconf.mk include/common.h > $@ 704 705$(obj)include/autoconf.mk: $(obj)include/config.h 706 @$(XECHO) Generating $@ ; \ 707 set -e ; \ 708 : Extract the config macros ; \ 709 $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \ 710 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \ 711 mv $@.tmp $@ 712 713$(obj)include/generated/generic-asm-offsets.h: $(obj)include/autoconf.mk.dep \ 714 $(obj)lib/asm-offsets.s 715 @$(XECHO) Generating $@ 716 tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@ 717 718$(obj)lib/asm-offsets.s: $(obj)include/autoconf.mk.dep \ 719 $(src)lib/asm-offsets.c 720 @mkdir -p $(obj)lib 721 $(CC) -DDO_DEPS_ONLY \ 722 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 723 -o $@ $(src)lib/asm-offsets.c -c -S 724 725$(obj)include/generated/asm-offsets.h: $(obj)include/autoconf.mk.dep \ 726 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 727 @$(XECHO) Generating $@ 728 tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@ 729 730$(obj)$(CPUDIR)/$(SOC)/asm-offsets.s: $(obj)include/autoconf.mk.dep 731 @mkdir -p $(obj)$(CPUDIR)/$(SOC) 732 if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \ 733 $(CC) -DDO_DEPS_ONLY \ 734 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 735 -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \ 736 else \ 737 touch $@; \ 738 fi 739 740######################################################################### 741else # !config.mk 742all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \ 743$(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \ 744$(filter-out tools,$(SUBDIRS)) \ 745updater depend dep tags ctags etags cscope $(obj)System.map: 746 @echo "System not configured - see README" >&2 747 @ exit 1 748 749tools: $(VERSION_FILE) $(TIMESTAMP_FILE) 750 $(MAKE) -C $@ all 751endif # config.mk 752 753$(VERSION_FILE): 754 @mkdir -p $(dir $(VERSION_FILE)) 755 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \ 756 printf '#define PLAIN_VERSION "%s%s"\n' \ 757 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 758 printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \ 759 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 760 ) > $@.tmp 761 @( printf '#define CC_VERSION_STRING "%s"\n' \ 762 '$(shell $(CC) --version | head -n 1)' )>> $@.tmp 763 @( printf '#define LD_VERSION_STRING "%s"\n' \ 764 '$(shell $(LD) -v | head -n 1)' )>> $@.tmp 765 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 766 767$(TIMESTAMP_FILE): 768 @mkdir -p $(dir $(TIMESTAMP_FILE)) 769 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp 770 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp 771 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 772 773easylogo env gdb: 774 $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION} 775gdbtools: gdb 776 777xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc 778 $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@ 779 780tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE) 781 $(MAKE) -C tools HOST_TOOLS_ALL=y 782 783.PHONY : CHANGELOG 784CHANGELOG: 785 git log --no-merges U-Boot-1_1_5.. | \ 786 unexpand -a | sed -e 's/\s\s*$$//' > $@ 787 788include/license.h: tools/bin2header COPYING 789 cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h 790######################################################################### 791 792unconfig: 793 @rm -f $(obj)include/config.h $(obj)include/config.mk \ 794 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \ 795 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep 796 797%_config:: unconfig 798 @$(MKCONFIG) -A $(@:_config=) 799 800sinclude $(obj).boards.depend 801$(obj).boards.depend: boards.cfg 802 @awk '(NF && $$1 !~ /^#/) { print $$1 ": " $$1 "_config; $$(MAKE)" }' $< > $@ 803 804# 805# Functions to generate common board directory names 806# 807lcname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/') 808ucname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/') 809 810######################################################################### 811######################################################################### 812 813clean: 814 @rm -f $(obj)examples/standalone/82559_eeprom \ 815 $(obj)examples/standalone/atmel_df_pow2 \ 816 $(obj)examples/standalone/eepro100_eeprom \ 817 $(obj)examples/standalone/hello_world \ 818 $(obj)examples/standalone/interrupt \ 819 $(obj)examples/standalone/mem_to_mem_idma2intr \ 820 $(obj)examples/standalone/sched \ 821 $(obj)examples/standalone/smc911{11,x}_eeprom \ 822 $(obj)examples/standalone/test_burst \ 823 $(obj)examples/standalone/timer 824 @rm -f $(obj)examples/api/demo{,.bin} 825 @rm -f $(obj)tools/bmp_logo $(obj)tools/easylogo/easylogo \ 826 $(obj)tools/env/{fw_printenv,fw_setenv} \ 827 $(obj)tools/envcrc \ 828 $(obj)tools/gdb/{astest,gdbcont,gdbsend} \ 829 $(obj)tools/gen_eth_addr $(obj)tools/img2srec \ 830 $(obj)tools/mk{env,}image $(obj)tools/mpc86x_clk \ 831 $(obj)tools/mk{smdk5250,}spl \ 832 $(obj)tools/mxsboot \ 833 $(obj)tools/ncb $(obj)tools/ubsha1 \ 834 $(obj)tools/kernel-doc/docproc 835 @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image} \ 836 $(obj)board/matrix_vision/*/bootscript.img \ 837 $(obj)board/voiceblue/eeprom \ 838 $(obj)u-boot.lds \ 839 $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs] \ 840 $(obj)arch/blackfin/cpu/init.{lds,elf} 841 @rm -f $(obj)include/bmp_logo.h 842 @rm -f $(obj)include/bmp_logo_data.h 843 @rm -f $(obj)lib/asm-offsets.s 844 @rm -f $(obj)include/generated/asm-offsets.h 845 @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 846 @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE) 847 @$(MAKE) -s -C doc/DocBook/ cleandocs 848 @find $(OBJTREE) -type f \ 849 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \ 850 -o -name '*.o' -o -name '*.a' -o -name '*.exe' \ 851 -o -name '*.cfgtmp' \) -print \ 852 | xargs rm -f 853 854# Removes everything not needed for testing u-boot 855tidy: clean 856 @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f 857 858clobber: tidy 859 @find $(OBJTREE) -type f \( -name '*.srec' \ 860 -o -name '*.bin' -o -name u-boot.img \) \ 861 -print0 | xargs -0 rm -f 862 @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \ 863 $(obj)cscope.* $(obj)*.*~ 864 @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y) 865 @rm -f $(obj)u-boot.kwb 866 @rm -f $(obj)u-boot.pbl 867 @rm -f $(obj)u-boot.imx 868 @rm -f $(obj)u-boot-with-spl.imx 869 @rm -f $(obj)u-boot-with-nand-spl.imx 870 @rm -f $(obj)u-boot.ubl 871 @rm -f $(obj)u-boot.ais 872 @rm -f $(obj)u-boot.dtb 873 @rm -f $(obj)u-boot.sb 874 @rm -f $(obj)u-boot.spr 875 @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map} 876 @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map} 877 @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map} 878 @rm -f $(obj)spl/u-boot-spl.lds 879 @rm -f $(obj)MLO MLO.byteswap 880 @rm -f $(obj)SPL 881 @rm -f $(obj)tools/xway-swap-bytes 882 @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c 883 @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c 884 @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm 885 @rm -fr $(obj)include/generated 886 @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f 887 @rm -f $(obj)dts/*.tmp 888 @rm -f $(obj)spl/u-boot-spl{,-pad}.ais 889 890mrproper \ 891distclean: clobber unconfig 892ifneq ($(OBJTREE),$(SRCTREE)) 893 rm -rf $(obj)* 894endif 895 896backup: 897 F=`basename $(TOPDIR)` ; cd .. ; \ 898 gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F 899 900######################################################################### 901