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 = -rc1 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# If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use 187# that (or fail if absent). Otherwise, search for a linker script in a 188# standard location. 189 190LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT)) 191 192ifndef LDSCRIPT 193 #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug 194 ifdef CONFIG_SYS_LDSCRIPT 195 # need to strip off double quotes 196 LDSCRIPT := $(subst ",,$(CONFIG_SYS_LDSCRIPT)) 197 endif 198endif 199 200# If there is no specified link script, we look in a number of places for it 201ifndef LDSCRIPT 202 ifeq ($(CONFIG_NAND_U_BOOT),y) 203 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds 204 ifeq ($(wildcard $(LDSCRIPT)),) 205 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds 206 endif 207 endif 208 ifeq ($(wildcard $(LDSCRIPT)),) 209 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds 210 endif 211 ifeq ($(wildcard $(LDSCRIPT)),) 212 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds 213 endif 214 ifeq ($(wildcard $(LDSCRIPT)),) 215 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds 216 # We don't expect a Makefile here 217 LDSCRIPT_MAKEFILE_DIR = 218 endif 219 ifeq ($(wildcard $(LDSCRIPT)),) 220$(error could not find linker script) 221 endif 222endif 223 224######################################################################### 225# U-Boot objects....order is important (i.e. start must be first) 226 227OBJS = $(CPUDIR)/start.o 228ifeq ($(CPU),ppc4xx) 229OBJS += $(CPUDIR)/resetvec.o 230endif 231ifeq ($(CPU),mpc85xx) 232OBJS += $(CPUDIR)/resetvec.o 233endif 234 235OBJS := $(addprefix $(obj),$(OBJS)) 236 237HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n) 238 239LIBS-y += lib/libgeneric.o 240LIBS-y += lib/lzma/liblzma.o 241LIBS-y += lib/lzo/liblzo.o 242LIBS-y += lib/zlib/libz.o 243LIBS-$(CONFIG_TIZEN) += lib/tizen/libtizen.o 244LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o 245LIBS-y += $(CPUDIR)/lib$(CPU).o 246ifdef SOC 247LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o 248endif 249ifeq ($(CPU),ixp) 250LIBS-y += drivers/net/npe/libnpe.o 251endif 252LIBS-$(CONFIG_OF_EMBED) += dts/libdts.o 253LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o 254LIBS-y += fs/libfs.o \ 255 fs/cbfs/libcbfs.o \ 256 fs/cramfs/libcramfs.o \ 257 fs/ext4/libext4fs.o \ 258 fs/fat/libfat.o \ 259 fs/fdos/libfdos.o \ 260 fs/jffs2/libjffs2.o \ 261 fs/reiserfs/libreiserfs.o \ 262 fs/sandbox/libsandboxfs.o \ 263 fs/ubifs/libubifs.o \ 264 fs/yaffs2/libyaffs2.o \ 265 fs/zfs/libzfs.o 266LIBS-y += net/libnet.o 267LIBS-y += disk/libdisk.o 268LIBS-y += drivers/bios_emulator/libatibiosemu.o 269LIBS-y += drivers/block/libblock.o 270LIBS-$(CONFIG_BOOTCOUNT_LIMIT) += drivers/bootcount/libbootcount.o 271LIBS-y += drivers/crypto/libcrypto.o 272LIBS-y += drivers/dma/libdma.o 273LIBS-y += drivers/fpga/libfpga.o 274LIBS-y += drivers/gpio/libgpio.o 275LIBS-y += drivers/hwmon/libhwmon.o 276LIBS-y += drivers/i2c/libi2c.o 277LIBS-y += drivers/input/libinput.o 278LIBS-y += drivers/misc/libmisc.o 279LIBS-y += drivers/mmc/libmmc.o 280LIBS-y += drivers/mtd/libmtd.o 281LIBS-y += drivers/mtd/nand/libnand.o 282LIBS-y += drivers/mtd/onenand/libonenand.o 283LIBS-y += drivers/mtd/ubi/libubi.o 284LIBS-y += drivers/mtd/spi/libspi_flash.o 285LIBS-y += drivers/net/libnet.o 286LIBS-y += drivers/net/phy/libphy.o 287LIBS-y += drivers/pci/libpci.o 288LIBS-y += drivers/pcmcia/libpcmcia.o 289LIBS-y += drivers/power/libpower.o \ 290 drivers/power/fuel_gauge/libfuel_gauge.o \ 291 drivers/power/pmic/libpmic.o \ 292 drivers/power/battery/libbattery.o 293LIBS-y += drivers/spi/libspi.o 294LIBS-y += drivers/dfu/libdfu.o 295ifeq ($(CPU),mpc83xx) 296LIBS-y += drivers/qe/libqe.o 297LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 298LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 299endif 300ifeq ($(CPU),mpc85xx) 301LIBS-y += drivers/qe/libqe.o 302LIBS-y += drivers/net/fm/libfm.o 303LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 304LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 305endif 306ifeq ($(CPU),mpc86xx) 307LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 308LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 309endif 310LIBS-y += drivers/rtc/librtc.o 311LIBS-y += drivers/serial/libserial.o 312LIBS-y += drivers/sound/libsound.o 313LIBS-$(CONFIG_GENERIC_LPC_TPM) += drivers/tpm/libtpm.o 314LIBS-y += drivers/twserial/libtws.o 315LIBS-y += drivers/usb/eth/libusb_eth.o 316LIBS-y += drivers/usb/gadget/libusb_gadget.o 317LIBS-y += drivers/usb/host/libusb_host.o 318LIBS-y += drivers/usb/musb/libusb_musb.o 319LIBS-y += drivers/usb/musb-new/libusb_musb-new.o 320LIBS-y += drivers/usb/phy/libusb_phy.o 321LIBS-y += drivers/usb/ulpi/libusb_ulpi.o 322LIBS-y += drivers/video/libvideo.o 323LIBS-y += drivers/watchdog/libwatchdog.o 324LIBS-y += common/libcommon.o 325LIBS-y += lib/libfdt/libfdt.o 326LIBS-y += api/libapi.o 327LIBS-y += post/libpost.o 328LIBS-y += test/libtest.o 329 330ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TI814X),) 331LIBS-y += $(CPUDIR)/omap-common/libomap-common.o 332endif 333 334ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35)) 335LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o 336endif 337 338ifeq ($(SOC),s5pc1xx) 339LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o 340endif 341ifeq ($(SOC),exynos) 342LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o 343endif 344ifneq ($(CONFIG_TEGRA),) 345LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o 346LIBS-y += arch/$(ARCH)/cpu/tegra-common/libcputegra-common.o 347LIBS-y += $(CPUDIR)/tegra-common/libtegra-common.o 348endif 349 350LIBS := $(addprefix $(obj),$(sort $(LIBS-y))) 351.PHONY : $(LIBS) 352 353LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o 354LIBBOARD := $(addprefix $(obj),$(LIBBOARD)) 355 356# Add GCC lib 357ifdef USE_PRIVATE_LIBGCC 358ifeq ("$(USE_PRIVATE_LIBGCC)", "yes") 359PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o 360else 361PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc 362endif 363else 364PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc 365endif 366PLATFORM_LIBS += $(PLATFORM_LIBGCC) 367export PLATFORM_LIBS 368 369# Special flags for CPP when processing the linker script. 370# Pass the version down so we can handle backwards compatibility 371# on the fly. 372LDPPFLAGS += \ 373 -include $(TOPDIR)/include/u-boot/u-boot.lds.h \ 374 -DCPUDIR=$(CPUDIR) \ 375 $(shell $(LD) --version | \ 376 sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p') 377 378__OBJS := $(subst $(obj),,$(OBJS)) 379__LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD)) 380 381######################################################################### 382######################################################################### 383 384ifneq ($(CONFIG_BOARD_SIZE_LIMIT),) 385BOARD_SIZE_CHECK = \ 386 @actual=`wc -c $@ | awk '{print $$1}'`; \ 387 limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \ 388 if test $$actual -gt $$limit; then \ 389 echo "$@ exceeds file size limit:" >&2 ; \ 390 echo " limit: $$limit bytes" >&2 ; \ 391 echo " actual: $$actual bytes" >&2 ; \ 392 echo " excess: $$((actual - limit)) bytes" >&2; \ 393 exit 1; \ 394 fi 395else 396BOARD_SIZE_CHECK = 397endif 398 399# Always append ALL so that arch config.mk's can add custom ones 400ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map 401 402ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin 403ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin 404ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin 405ALL-$(CONFIG_SPL) += $(obj)$(subst ",,$(CONFIG_SPL_TARGET)) 406ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin 407 408# enable combined SPL/u-boot/dtb rules for tegra 409ifneq ($(CONFIG_TEGRA),) 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 $< $@ -I binary 446 447# 448# U-Boot entry point, needed for booting of full-blown U-Boot 449# from the SPL U-Boot version. 450# 451ifndef CONFIG_SYS_UBOOT_START 452CONFIG_SYS_UBOOT_START := 0 453endif 454 455$(obj)u-boot.img: $(obj)u-boot.bin 456 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 457 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \ 458 -e $(CONFIG_SYS_UBOOT_START) \ 459 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \ 460 sed -e 's/"[ ]*$$/ for $(BOARD) board"/') \ 461 -d $< $@ 462 463$(obj)u-boot.imx: $(obj)u-boot.bin depend 464 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common $(OBJTREE)/u-boot.imx 465 466$(obj)u-boot.kwb: $(obj)u-boot.bin 467 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \ 468 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@ 469 470$(obj)u-boot.pbl: $(obj)u-boot.bin 471 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \ 472 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \ 473 -d $< $@ 474 475$(obj)u-boot.sha1: $(obj)u-boot.bin 476 $(obj)tools/ubsha1 $(obj)u-boot.bin 477 478$(obj)u-boot.dis: $(obj)u-boot 479 $(OBJDUMP) -d $< > $@ 480 481 482 483$(obj)u-boot-with-spl.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 484 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SPL_PAD_TO) \ 485 -I binary -O binary $< $(obj)spl/u-boot-spl-pad.bin 486 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@ 487 rm $(obj)spl/u-boot-spl-pad.bin 488 489$(obj)u-boot.ubl: $(obj)u-boot-with-spl.bin 490 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \ 491 -e $(CONFIG_SYS_TEXT_BASE) -d $< $(obj)u-boot.ubl 492 493$(obj)u-boot.ais: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 494 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \ 495 -T aisimage \ 496 -e $(CONFIG_SPL_TEXT_BASE) \ 497 -d $(obj)spl/u-boot-spl.bin \ 498 $(obj)spl/u-boot-spl.ais 499 $(OBJCOPY) ${OBJCFLAGS} -I binary \ 500 --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \ 501 $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais 502 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \ 503 $(obj)u-boot.ais 504 505# Specify the target for use in elftosb call 506ELFTOSB_TARGET-$(CONFIG_MX23) = imx23 507ELFTOSB_TARGET-$(CONFIG_MX28) = imx28 508 509$(obj)u-boot.sb: $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin 510 elftosb -zf $(ELFTOSB_TARGET-y) -c $(TOPDIR)/$(CPUDIR)/$(SOC)/u-boot-$(ELFTOSB_TARGET-y).bd \ 511 -o $(obj)u-boot.sb 512 513# On x600 (SPEAr600) U-Boot is appended to U-Boot SPL. 514# Both images are created using mkimage (crc etc), so that the ROM 515# bootloader can check its integrity. Padding needs to be done to the 516# SPL image (with mkimage header) and not the binary. Otherwise the resulting image 517# which is loaded/copied by the ROM bootloader to SRAM doesn't fit. 518# The resulting image containing both U-Boot images is called u-boot.spr 519$(obj)u-boot.spr: $(obj)u-boot.img $(obj)spl/u-boot-spl.bin 520 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 521 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \ 522 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img 523 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \ 524 of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null 525 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \ 526 conv=notrunc 2>/dev/null 527 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@ 528 529ifneq ($(CONFIG_TEGRA),) 530ifeq ($(CONFIG_OF_SEPARATE),y) 531nodtb=dtb 532dtbfile=$(obj)u-boot.dtb 533else 534nodtb=nodtb 535dtbfile= 536endif 537 538$(obj)u-boot-$(nodtb)-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin $(dtbfile) 539 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin 540 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin $(dtbfile) > $@ 541 rm $(obj)spl/u-boot-spl-pad.bin 542endif 543 544$(obj)u-boot-img.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 545 cat $(obj)spl/u-boot-spl.bin $(obj)u-boot.img > $@ 546 547ifeq ($(CONFIG_SANDBOX),y) 548GEN_UBOOT = \ 549 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \ 550 -Wl,--start-group $(__LIBS) -Wl,--end-group \ 551 $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot 552else 553GEN_UBOOT = \ 554 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \ 555 $(__OBJS) \ 556 --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \ 557 -Map u-boot.map -o u-boot 558endif 559 560$(obj)u-boot: depend \ 561 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds 562 $(GEN_UBOOT) 563ifeq ($(CONFIG_KALLSYMS),y) 564 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \ 565 awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \ 566 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \ 567 -c common/system_map.c -o $(obj)common/system_map.o 568 $(GEN_UBOOT) $(obj)common/system_map.o 569endif 570 571$(OBJS): depend 572 $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@)) 573 574$(LIBS): depend $(SUBDIR_TOOLS) 575 $(MAKE) -C $(dir $(subst $(obj),,$@)) 576 577$(LIBBOARD): depend $(LIBS) 578 $(MAKE) -C $(dir $(subst $(obj),,$@)) 579 580$(SUBDIRS): depend 581 $(MAKE) -C $@ all 582 583$(SUBDIR_EXAMPLES): $(obj)u-boot 584 585$(LDSCRIPT): depend 586 $(MAKE) -C $(dir $@) $(notdir $@) 587 588$(obj)u-boot.lds: $(LDSCRIPT) 589 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@ 590 591nand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend 592 $(MAKE) -C nand_spl/board/$(BOARDDIR) all 593 594$(obj)u-boot-nand.bin: nand_spl $(obj)u-boot.bin 595 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin 596 597$(obj)spl/u-boot-spl.bin: $(SUBDIR_TOOLS) depend 598 $(MAKE) -C spl all 599 600updater: 601 $(MAKE) -C tools/updater all 602 603# Explicitly make _depend in subdirs containing multiple targets to prevent 604# parallel sub-makes creating .depend files simultaneously. 605depend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) \ 606 $(obj)include/autoconf.mk \ 607 $(obj)include/generated/generic-asm-offsets.h \ 608 $(obj)include/generated/asm-offsets.h 609 for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \ 610 $(MAKE) -C $$dir _depend ; done 611 612TAG_SUBDIRS = $(SUBDIRS) 613TAG_SUBDIRS += $(dir $(__LIBS)) 614TAG_SUBDIRS += include 615 616FIND := find 617FINDFLAGS := -L 618 619checkstack: 620 $(CROSS_COMPILE)objdump -d $(obj)u-boot \ 621 `$(FIND) $(obj) -name u-boot-spl -print` | \ 622 perl $(src)tools/checkstack.pl $(ARCH) 623 624tags ctags: 625 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 626 -name '*.[chS]' -print` 627 628etags: 629 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 630 -name '*.[chS]' -print` 631cscope: 632 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \ 633 cscope.files 634 cscope -b -q -k 635 636SYSTEM_MAP = \ 637 $(NM) $1 | \ 638 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \ 639 LC_ALL=C sort 640$(obj)System.map: $(obj)u-boot 641 @$(call SYSTEM_MAP,$<) > $(obj)System.map 642 643checkthumb: 644 @if test $(call cc-version) -lt 0404; then \ 645 echo -n '*** Your GCC does not produce working '; \ 646 echo 'binaries in THUMB mode.'; \ 647 echo '*** Your board is configured for THUMB mode.'; \ 648 false; \ 649 fi 650 651# GCC 3.x is reported to have problems generating the type of relocation 652# that U-Boot wants. 653# See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html 654checkgcc4: 655 @if test $(call cc-version) -lt 0400; then \ 656 echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \ 657 false; \ 658 fi 659 660# 661# Auto-generate the autoconf.mk file (which is included by all makefiles) 662# 663# This target actually generates 2 files; autoconf.mk and autoconf.mk.dep. 664# the dep file is only include in this top level makefile to determine when 665# to regenerate the autoconf.mk file. 666$(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h 667 @$(XECHO) Generating $@ ; \ 668 set -e ; \ 669 : Generate the dependancies ; \ 670 $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \ 671 -MQ $(obj)include/autoconf.mk include/common.h > $@ 672 673$(obj)include/autoconf.mk: $(obj)include/config.h 674 @$(XECHO) Generating $@ ; \ 675 set -e ; \ 676 : Extract the config macros ; \ 677 $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \ 678 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \ 679 mv $@.tmp $@ 680 681$(obj)include/generated/generic-asm-offsets.h: $(obj)include/autoconf.mk.dep \ 682 $(obj)lib/asm-offsets.s 683 @$(XECHO) Generating $@ 684 tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@ 685 686$(obj)lib/asm-offsets.s: $(obj)include/autoconf.mk.dep \ 687 $(src)lib/asm-offsets.c 688 @mkdir -p $(obj)lib 689 $(CC) -DDO_DEPS_ONLY \ 690 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 691 -o $@ $(src)lib/asm-offsets.c -c -S 692 693$(obj)include/generated/asm-offsets.h: $(obj)include/autoconf.mk.dep \ 694 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 695 @$(XECHO) Generating $@ 696 tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@ 697 698$(obj)$(CPUDIR)/$(SOC)/asm-offsets.s: $(obj)include/autoconf.mk.dep 699 @mkdir -p $(obj)$(CPUDIR)/$(SOC) 700 if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \ 701 $(CC) -DDO_DEPS_ONLY \ 702 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 703 -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \ 704 else \ 705 touch $@; \ 706 fi 707 708######################################################################### 709else # !config.mk 710all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \ 711$(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \ 712$(filter-out tools,$(SUBDIRS)) \ 713updater depend dep tags ctags etags cscope $(obj)System.map: 714 @echo "System not configured - see README" >&2 715 @ exit 1 716 717tools: $(VERSION_FILE) $(TIMESTAMP_FILE) 718 $(MAKE) -C $@ all 719endif # config.mk 720 721$(VERSION_FILE): 722 @mkdir -p $(dir $(VERSION_FILE)) 723 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \ 724 printf '#define PLAIN_VERSION "%s%s"\n' \ 725 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 726 printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \ 727 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 728 ) > $@.tmp 729 @( printf '#define CC_VERSION_STRING "%s"\n' \ 730 '$(shell $(CC) --version | head -n 1)' )>> $@.tmp 731 @( printf '#define LD_VERSION_STRING "%s"\n' \ 732 '$(shell $(LD) -v | head -n 1)' )>> $@.tmp 733 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 734 735$(TIMESTAMP_FILE): 736 @mkdir -p $(dir $(TIMESTAMP_FILE)) 737 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp 738 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp 739 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 740 741easylogo env gdb: 742 $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION} 743gdbtools: gdb 744 745xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc 746 $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@ 747 748tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE) 749 $(MAKE) -C tools HOST_TOOLS_ALL=y 750 751.PHONY : CHANGELOG 752CHANGELOG: 753 git log --no-merges U-Boot-1_1_5.. | \ 754 unexpand -a | sed -e 's/\s\s*$$//' > $@ 755 756include/license.h: tools/bin2header COPYING 757 cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h 758######################################################################### 759 760unconfig: 761 @rm -f $(obj)include/config.h $(obj)include/config.mk \ 762 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \ 763 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep 764 765%_config:: unconfig 766 @$(MKCONFIG) -A $(@:_config=) 767 768sinclude $(obj).boards.depend 769$(obj).boards.depend: boards.cfg 770 @awk '(NF && $$1 !~ /^#/) { print $$1 ": " $$1 "_config; $$(MAKE)" }' $< > $@ 771 772# 773# Functions to generate common board directory names 774# 775lcname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/') 776ucname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/') 777 778######################################################################### 779## ARM1176 Systems 780######################################################################### 781smdk6400_noUSB_config \ 782smdk6400_config : unconfig 783 @mkdir -p $(obj)include $(obj)board/samsung/smdk6400 784 @mkdir -p $(obj)nand_spl/board/samsung/smdk6400 785 @echo "#define CONFIG_NAND_U_BOOT" > $(obj)include/config.h 786 @echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk 787 @if [ -z "$(findstring smdk6400_noUSB_config,$@)" ]; then \ 788 echo "RAM_TEXT = 0x57e00000" >> $(obj)board/samsung/smdk6400/config.tmp;\ 789 else \ 790 echo "RAM_TEXT = 0xc7e00000" >> $(obj)board/samsung/smdk6400/config.tmp;\ 791 fi 792 @$(MKCONFIG) smdk6400 arm arm1176 smdk6400 samsung s3c64xx 793 @echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk 794 795######################################################################### 796######################################################################### 797 798clean: 799 @rm -f $(obj)examples/standalone/82559_eeprom \ 800 $(obj)examples/standalone/atmel_df_pow2 \ 801 $(obj)examples/standalone/eepro100_eeprom \ 802 $(obj)examples/standalone/hello_world \ 803 $(obj)examples/standalone/interrupt \ 804 $(obj)examples/standalone/mem_to_mem_idma2intr \ 805 $(obj)examples/standalone/sched \ 806 $(obj)examples/standalone/smc911{11,x}_eeprom \ 807 $(obj)examples/standalone/test_burst \ 808 $(obj)examples/standalone/timer 809 @rm -f $(obj)examples/api/demo{,.bin} 810 @rm -f $(obj)tools/bmp_logo $(obj)tools/easylogo/easylogo \ 811 $(obj)tools/env/{fw_printenv,fw_setenv} \ 812 $(obj)tools/envcrc \ 813 $(obj)tools/gdb/{astest,gdbcont,gdbsend} \ 814 $(obj)tools/gen_eth_addr $(obj)tools/img2srec \ 815 $(obj)tools/mk{env,}image $(obj)tools/mpc86x_clk \ 816 $(obj)tools/mk{smdk5250,}spl \ 817 $(obj)tools/mxsboot \ 818 $(obj)tools/ncb $(obj)tools/ubsha1 \ 819 $(obj)tools/kernel-doc/docproc 820 @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image} \ 821 $(obj)board/matrix_vision/*/bootscript.img \ 822 $(obj)board/voiceblue/eeprom \ 823 $(obj)u-boot.lds \ 824 $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs] \ 825 $(obj)arch/blackfin/cpu/init.{lds,elf} 826 @rm -f $(obj)include/bmp_logo.h 827 @rm -f $(obj)include/bmp_logo_data.h 828 @rm -f $(obj)lib/asm-offsets.s 829 @rm -f $(obj)include/generated/asm-offsets.h 830 @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 831 @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE) 832 @$(MAKE) -s -C doc/DocBook/ cleandocs 833 @find $(OBJTREE) -type f \ 834 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \ 835 -o -name '*.o' -o -name '*.a' -o -name '*.exe' \ 836 -o -name '*.cfgtmp' \) -print \ 837 | xargs rm -f 838 839# Removes everything not needed for testing u-boot 840tidy: clean 841 @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f 842 843clobber: tidy 844 @find $(OBJTREE) -type f \( -name '*.srec' \ 845 -o -name '*.bin' -o -name u-boot.img \) \ 846 -print0 | xargs -0 rm -f 847 @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \ 848 $(obj)cscope.* $(obj)*.*~ 849 @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y) 850 @rm -f $(obj)u-boot.kwb 851 @rm -f $(obj)u-boot.pbl 852 @rm -f $(obj)u-boot.imx 853 @rm -f $(obj)u-boot.ubl 854 @rm -f $(obj)u-boot.ais 855 @rm -f $(obj)u-boot.dtb 856 @rm -f $(obj)u-boot.sb 857 @rm -f $(obj)u-boot.spr 858 @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map} 859 @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map} 860 @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map} 861 @rm -f $(obj)spl/u-boot-spl.lds 862 @rm -f $(obj)MLO MLO.byteswap 863 @rm -f $(obj)SPL 864 @rm -f $(obj)tools/xway-swap-bytes 865 @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c 866 @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c 867 @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm 868 @rm -fr $(obj)include/generated 869 @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f 870 @rm -f $(obj)dts/*.tmp 871 @rm -f $(obj)spl/u-boot-spl{,-pad}.ais 872 873mrproper \ 874distclean: clobber unconfig 875ifneq ($(OBJTREE),$(SRCTREE)) 876 rm -rf $(obj)* 877endif 878 879backup: 880 F=`basename $(TOPDIR)` ; cd .. ; \ 881 gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F 882 883######################################################################### 884