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 = 07 26SUBLEVEL = 27EXTRAVERSION = -rc3 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/rsa/librsa.o 251LIBS-y += lib/lzma/liblzma.o 252LIBS-y += lib/lzo/liblzo.o 253LIBS-y += lib/zlib/libz.o 254LIBS-$(CONFIG_TIZEN) += lib/tizen/libtizen.o 255LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o 256LIBS-y += $(CPUDIR)/lib$(CPU).o 257ifdef SOC 258LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o 259endif 260ifeq ($(CPU),ixp) 261LIBS-y += drivers/net/npe/libnpe.o 262endif 263LIBS-$(CONFIG_OF_EMBED) += dts/libdts.o 264LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o 265LIBS-y += fs/libfs.o \ 266 fs/cbfs/libcbfs.o \ 267 fs/cramfs/libcramfs.o \ 268 fs/ext4/libext4fs.o \ 269 fs/fat/libfat.o \ 270 fs/fdos/libfdos.o \ 271 fs/jffs2/libjffs2.o \ 272 fs/reiserfs/libreiserfs.o \ 273 fs/sandbox/libsandboxfs.o \ 274 fs/ubifs/libubifs.o \ 275 fs/yaffs2/libyaffs2.o \ 276 fs/zfs/libzfs.o 277LIBS-y += net/libnet.o 278LIBS-y += disk/libdisk.o 279LIBS-y += drivers/bios_emulator/libatibiosemu.o 280LIBS-y += drivers/block/libblock.o 281LIBS-$(CONFIG_BOOTCOUNT_LIMIT) += drivers/bootcount/libbootcount.o 282LIBS-y += drivers/crypto/libcrypto.o 283LIBS-y += drivers/dma/libdma.o 284LIBS-y += drivers/fpga/libfpga.o 285LIBS-y += drivers/gpio/libgpio.o 286LIBS-y += drivers/hwmon/libhwmon.o 287LIBS-y += drivers/i2c/libi2c.o 288LIBS-y += drivers/input/libinput.o 289LIBS-y += drivers/misc/libmisc.o 290LIBS-y += drivers/mmc/libmmc.o 291LIBS-y += drivers/mtd/libmtd.o 292LIBS-y += drivers/mtd/nand/libnand.o 293LIBS-y += drivers/mtd/onenand/libonenand.o 294LIBS-y += drivers/mtd/ubi/libubi.o 295LIBS-y += drivers/mtd/spi/libspi_flash.o 296LIBS-y += drivers/net/libnet.o 297LIBS-y += drivers/net/phy/libphy.o 298LIBS-y += drivers/pci/libpci.o 299LIBS-y += drivers/pcmcia/libpcmcia.o 300LIBS-y += drivers/power/libpower.o \ 301 drivers/power/fuel_gauge/libfuel_gauge.o \ 302 drivers/power/pmic/libpmic.o \ 303 drivers/power/battery/libbattery.o 304LIBS-y += drivers/spi/libspi.o 305LIBS-y += drivers/dfu/libdfu.o 306ifeq ($(CPU),mpc83xx) 307LIBS-y += drivers/qe/libqe.o 308LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 309LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 310endif 311ifeq ($(CPU),mpc85xx) 312LIBS-y += drivers/qe/libqe.o 313LIBS-y += drivers/net/fm/libfm.o 314LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 315LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 316endif 317ifeq ($(CPU),mpc86xx) 318LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 319LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 320endif 321LIBS-y += drivers/rtc/librtc.o 322LIBS-y += drivers/serial/libserial.o 323LIBS-y += drivers/sound/libsound.o 324LIBS-y += drivers/tpm/libtpm.o 325LIBS-y += drivers/twserial/libtws.o 326LIBS-y += drivers/usb/eth/libusb_eth.o 327LIBS-y += drivers/usb/gadget/libusb_gadget.o 328LIBS-y += drivers/usb/host/libusb_host.o 329LIBS-y += drivers/usb/musb/libusb_musb.o 330LIBS-y += drivers/usb/musb-new/libusb_musb-new.o 331LIBS-y += drivers/usb/phy/libusb_phy.o 332LIBS-y += drivers/usb/ulpi/libusb_ulpi.o 333LIBS-y += drivers/video/libvideo.o 334LIBS-y += drivers/watchdog/libwatchdog.o 335LIBS-y += common/libcommon.o 336LIBS-y += lib/libfdt/libfdt.o 337LIBS-y += api/libapi.o 338LIBS-y += post/libpost.o 339LIBS-y += test/libtest.o 340 341ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TI814X),) 342LIBS-y += $(CPUDIR)/omap-common/libomap-common.o 343endif 344 345ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610)) 346LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o 347endif 348 349ifeq ($(SOC),s5pc1xx) 350LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o 351endif 352ifeq ($(SOC),exynos) 353LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o 354endif 355ifneq ($(CONFIG_TEGRA),) 356LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o 357LIBS-y += arch/$(ARCH)/cpu/tegra-common/libcputegra-common.o 358LIBS-y += $(CPUDIR)/tegra-common/libtegra-common.o 359endif 360 361LIBS := $(addprefix $(obj),$(sort $(LIBS-y))) 362.PHONY : $(LIBS) 363 364LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o 365LIBBOARD := $(addprefix $(obj),$(LIBBOARD)) 366 367# Add GCC lib 368ifdef USE_PRIVATE_LIBGCC 369ifeq ("$(USE_PRIVATE_LIBGCC)", "yes") 370PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o 371else 372PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc 373endif 374else 375PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc 376endif 377PLATFORM_LIBS += $(PLATFORM_LIBGCC) 378export PLATFORM_LIBS 379 380# Special flags for CPP when processing the linker script. 381# Pass the version down so we can handle backwards compatibility 382# on the fly. 383LDPPFLAGS += \ 384 -include $(TOPDIR)/include/u-boot/u-boot.lds.h \ 385 -DCPUDIR=$(CPUDIR) \ 386 $(shell $(LD) --version | \ 387 sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p') 388 389__OBJS := $(subst $(obj),,$(OBJS)) 390__LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD)) 391 392######################################################################### 393######################################################################### 394 395ifneq ($(CONFIG_BOARD_SIZE_LIMIT),) 396BOARD_SIZE_CHECK = \ 397 @actual=`wc -c $@ | awk '{print $$1}'`; \ 398 limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \ 399 if test $$actual -gt $$limit; then \ 400 echo "$@ exceeds file size limit:" >&2 ; \ 401 echo " limit: $$limit bytes" >&2 ; \ 402 echo " actual: $$actual bytes" >&2 ; \ 403 echo " excess: $$((actual - limit)) bytes" >&2; \ 404 exit 1; \ 405 fi 406else 407BOARD_SIZE_CHECK = 408endif 409 410# Always append ALL so that arch config.mk's can add custom ones 411ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map 412 413ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin 414ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin 415ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin 416ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin 417ifneq ($(CONFIG_SPL_TARGET),) 418ALL-$(CONFIG_SPL) += $(obj)$(subst ",,$(CONFIG_SPL_TARGET)) 419endif 420 421# enable combined SPL/u-boot/dtb rules for tegra 422ifneq ($(CONFIG_TEGRA),) 423ifeq ($(CONFIG_OF_SEPARATE),y) 424ALL-y += $(obj)u-boot-dtb-tegra.bin 425else 426ALL-y += $(obj)u-boot-nodtb-tegra.bin 427endif 428endif 429 430all: $(ALL-y) $(SUBDIR_EXAMPLES) 431 432$(obj)u-boot.dtb: $(obj)u-boot 433 $(MAKE) -C dts binary 434 mv $(obj)dts/dt.dtb $@ 435 436$(obj)u-boot-dtb.bin: $(obj)u-boot.bin $(obj)u-boot.dtb 437 cat $^ >$@ 438 439$(obj)u-boot.hex: $(obj)u-boot 440 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ 441 442$(obj)u-boot.srec: $(obj)u-boot 443 $(OBJCOPY) -O srec $< $@ 444 445$(obj)u-boot.bin: $(obj)u-boot 446 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@ 447 $(BOARD_SIZE_CHECK) 448 449$(obj)u-boot.ldr: $(obj)u-boot 450 $(CREATE_LDR_ENV) 451 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS) 452 $(BOARD_SIZE_CHECK) 453 454$(obj)u-boot.ldr.hex: $(obj)u-boot.ldr 455 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary 456 457$(obj)u-boot.ldr.srec: $(obj)u-boot.ldr 458 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary 459 460# 461# U-Boot entry point, needed for booting of full-blown U-Boot 462# from the SPL U-Boot version. 463# 464ifndef CONFIG_SYS_UBOOT_START 465CONFIG_SYS_UBOOT_START := 0 466endif 467 468$(obj)u-boot.img: $(obj)u-boot.bin 469 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 470 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \ 471 -e $(CONFIG_SYS_UBOOT_START) \ 472 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \ 473 sed -e 's/"[ ]*$$/ for $(BOARD) board"/') \ 474 -d $< $@ 475 476$(obj)u-boot.imx: $(obj)u-boot.bin depend 477 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common $(OBJTREE)/u-boot.imx 478 479$(obj)u-boot.kwb: $(obj)u-boot.bin 480 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \ 481 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@ 482 483$(obj)u-boot.pbl: $(obj)u-boot.bin 484 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \ 485 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \ 486 -d $< $@ 487 488$(obj)u-boot.sha1: $(obj)u-boot.bin 489 $(obj)tools/ubsha1 $(obj)u-boot.bin 490 491$(obj)u-boot.dis: $(obj)u-boot 492 $(OBJDUMP) -d $< > $@ 493 494 495 496$(obj)u-boot-with-spl.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 497 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SPL_PAD_TO) \ 498 -I binary -O binary $< $(obj)spl/u-boot-spl-pad.bin 499 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@ 500 rm $(obj)spl/u-boot-spl-pad.bin 501 502$(obj)u-boot-with-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 503 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \ 504 $(OBJTREE)/u-boot-with-spl.imx 505 506$(obj)u-boot-with-nand-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 507 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \ 508 $(OBJTREE)/u-boot-with-nand-spl.imx 509 510$(obj)u-boot.ubl: $(obj)u-boot-with-spl.bin 511 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \ 512 -e $(CONFIG_SYS_TEXT_BASE) -d $< $(obj)u-boot.ubl 513 514$(obj)u-boot.ais: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 515 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \ 516 -T aisimage \ 517 -e $(CONFIG_SPL_TEXT_BASE) \ 518 -d $(obj)spl/u-boot-spl.bin \ 519 $(obj)spl/u-boot-spl.ais 520 $(OBJCOPY) ${OBJCFLAGS} -I binary \ 521 --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \ 522 $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais 523 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \ 524 $(obj)u-boot.ais 525 526 527$(obj)u-boot.sb: $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin 528 $(MAKE) -C $(SRCTREE)/$(CPUDIR)/$(SOC)/ $(OBJTREE)/u-boot.sb 529 530# On x600 (SPEAr600) U-Boot is appended to U-Boot SPL. 531# Both images are created using mkimage (crc etc), so that the ROM 532# bootloader can check its integrity. Padding needs to be done to the 533# SPL image (with mkimage header) and not the binary. Otherwise the resulting image 534# which is loaded/copied by the ROM bootloader to SRAM doesn't fit. 535# The resulting image containing both U-Boot images is called u-boot.spr 536$(obj)u-boot.spr: $(obj)u-boot.img $(obj)spl/u-boot-spl.bin 537 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 538 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \ 539 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img 540 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \ 541 of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null 542 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \ 543 conv=notrunc 2>/dev/null 544 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@ 545 546ifneq ($(CONFIG_TEGRA),) 547$(obj)u-boot-nodtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 548 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin 549 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@ 550 rm $(obj)spl/u-boot-spl-pad.bin 551 552ifeq ($(CONFIG_OF_SEPARATE),y) 553$(obj)u-boot-dtb-tegra.bin: $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb 554 cat $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb > $@ 555endif 556endif 557 558$(obj)u-boot-img.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 559 cat $(obj)spl/u-boot-spl.bin $(obj)u-boot.img > $@ 560 561# PPC4xx needs the SPL at the end of the image, since the reset vector 562# is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target 563# and need to introduce a new build target with the full blown U-Boot 564# at the start padded up to the start of the SPL image. And then concat 565# the SPL image to the end. 566$(obj)u-boot-img-spl-at-end.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 567 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_UBOOT_PAD_TO) \ 568 of=$(obj)u-boot-pad.img 2>/dev/null 569 dd if=$(obj)u-boot.img of=$(obj)u-boot-pad.img \ 570 conv=notrunc 2>/dev/null 571 cat $(obj)u-boot-pad.img $(obj)spl/u-boot-spl.bin > $@ 572 573ifeq ($(CONFIG_SANDBOX),y) 574GEN_UBOOT = \ 575 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \ 576 -Wl,--start-group $(__LIBS) -Wl,--end-group \ 577 $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot 578else 579GEN_UBOOT = \ 580 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \ 581 $(__OBJS) \ 582 --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \ 583 -Map u-boot.map -o u-boot 584endif 585 586$(obj)u-boot: depend \ 587 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds 588 $(GEN_UBOOT) 589ifeq ($(CONFIG_KALLSYMS),y) 590 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \ 591 awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \ 592 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \ 593 -c common/system_map.c -o $(obj)common/system_map.o 594 $(GEN_UBOOT) $(obj)common/system_map.o 595endif 596 597$(OBJS): depend 598 $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@)) 599 600$(LIBS): depend $(SUBDIR_TOOLS) 601 $(MAKE) -C $(dir $(subst $(obj),,$@)) 602 603$(LIBBOARD): depend $(LIBS) 604 $(MAKE) -C $(dir $(subst $(obj),,$@)) 605 606$(SUBDIRS): depend 607 $(MAKE) -C $@ all 608 609$(SUBDIR_EXAMPLES): $(obj)u-boot 610 611$(LDSCRIPT): depend 612 $(MAKE) -C $(dir $@) $(notdir $@) 613 614$(obj)u-boot.lds: $(LDSCRIPT) 615 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@ 616 617nand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend 618 $(MAKE) -C nand_spl/board/$(BOARDDIR) all 619 620$(obj)u-boot-nand.bin: nand_spl $(obj)u-boot.bin 621 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin 622 623$(obj)spl/u-boot-spl.bin: $(SUBDIR_TOOLS) depend 624 $(MAKE) -C spl all 625 626updater: 627 $(MAKE) -C tools/updater all 628 629# Explicitly make _depend in subdirs containing multiple targets to prevent 630# parallel sub-makes creating .depend files simultaneously. 631depend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) \ 632 $(obj)include/autoconf.mk \ 633 $(obj)include/generated/generic-asm-offsets.h \ 634 $(obj)include/generated/asm-offsets.h 635 for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \ 636 $(MAKE) -C $$dir _depend ; done 637 638TAG_SUBDIRS = $(SUBDIRS) 639TAG_SUBDIRS += $(dir $(__LIBS)) 640TAG_SUBDIRS += include 641 642FIND := find 643FINDFLAGS := -L 644 645checkstack: 646 $(CROSS_COMPILE)objdump -d $(obj)u-boot \ 647 `$(FIND) $(obj) -name u-boot-spl -print` | \ 648 perl $(src)tools/checkstack.pl $(ARCH) 649 650tags ctags: 651 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 652 -name '*.[chS]' -print` 653 654etags: 655 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 656 -name '*.[chS]' -print` 657cscope: 658 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \ 659 cscope.files 660 cscope -b -q -k 661 662SYSTEM_MAP = \ 663 $(NM) $1 | \ 664 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \ 665 LC_ALL=C sort 666$(obj)System.map: $(obj)u-boot 667 @$(call SYSTEM_MAP,$<) > $(obj)System.map 668 669checkthumb: 670 @if test $(call cc-version) -lt 0404; then \ 671 echo -n '*** Your GCC does not produce working '; \ 672 echo 'binaries in THUMB mode.'; \ 673 echo '*** Your board is configured for THUMB mode.'; \ 674 false; \ 675 fi 676 677# GCC 3.x is reported to have problems generating the type of relocation 678# that U-Boot wants. 679# See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html 680checkgcc4: 681 @if test $(call cc-version) -lt 0400; then \ 682 echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \ 683 false; \ 684 fi 685 686# 687# Auto-generate the autoconf.mk file (which is included by all makefiles) 688# 689# This target actually generates 2 files; autoconf.mk and autoconf.mk.dep. 690# the dep file is only include in this top level makefile to determine when 691# to regenerate the autoconf.mk file. 692$(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h 693 @$(XECHO) Generating $@ ; \ 694 set -e ; \ 695 : Generate the dependancies ; \ 696 $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \ 697 -MQ $(obj)include/autoconf.mk include/common.h > $@ 698 699$(obj)include/autoconf.mk: $(obj)include/config.h 700 @$(XECHO) Generating $@ ; \ 701 set -e ; \ 702 : Extract the config macros ; \ 703 $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \ 704 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \ 705 mv $@.tmp $@ 706 707$(obj)include/generated/generic-asm-offsets.h: $(obj)include/autoconf.mk.dep \ 708 $(obj)lib/asm-offsets.s 709 @$(XECHO) Generating $@ 710 tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@ 711 712$(obj)lib/asm-offsets.s: $(obj)include/autoconf.mk.dep \ 713 $(src)lib/asm-offsets.c 714 @mkdir -p $(obj)lib 715 $(CC) -DDO_DEPS_ONLY \ 716 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 717 -o $@ $(src)lib/asm-offsets.c -c -S 718 719$(obj)include/generated/asm-offsets.h: $(obj)include/autoconf.mk.dep \ 720 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 721 @$(XECHO) Generating $@ 722 tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@ 723 724$(obj)$(CPUDIR)/$(SOC)/asm-offsets.s: $(obj)include/autoconf.mk.dep 725 @mkdir -p $(obj)$(CPUDIR)/$(SOC) 726 if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \ 727 $(CC) -DDO_DEPS_ONLY \ 728 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 729 -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \ 730 else \ 731 touch $@; \ 732 fi 733 734######################################################################### 735else # !config.mk 736all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \ 737$(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \ 738$(filter-out tools,$(SUBDIRS)) \ 739updater depend dep tags ctags etags cscope $(obj)System.map: 740 @echo "System not configured - see README" >&2 741 @ exit 1 742 743tools: $(VERSION_FILE) $(TIMESTAMP_FILE) 744 $(MAKE) -C $@ all 745endif # config.mk 746 747# ARM relocations should all be R_ARM_RELATIVE. 748checkarmreloc: $(obj)u-boot 749 @if test "R_ARM_RELATIVE" != \ 750 "`$(CROSS_COMPILE)readelf -r $< | cut -d ' ' -f 4 | grep R_ARM | sort -u`"; \ 751 then echo "$< contains relocations other than \ 752 R_ARM_RELATIVE"; false; fi 753 754$(VERSION_FILE): 755 @mkdir -p $(dir $(VERSION_FILE)) 756 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \ 757 printf '#define PLAIN_VERSION "%s%s"\n' \ 758 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 759 printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \ 760 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 761 ) > $@.tmp 762 @( printf '#define CC_VERSION_STRING "%s"\n' \ 763 '$(shell $(CC) --version | head -n 1)' )>> $@.tmp 764 @( printf '#define LD_VERSION_STRING "%s"\n' \ 765 '$(shell $(LD) -v | head -n 1)' )>> $@.tmp 766 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 767 768$(TIMESTAMP_FILE): 769 @mkdir -p $(dir $(TIMESTAMP_FILE)) 770 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp 771 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp 772 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 773 774easylogo env gdb: 775 $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION} 776gdbtools: gdb 777 778xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc 779 $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@ 780 781tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE) 782 $(MAKE) -C tools HOST_TOOLS_ALL=y 783 784.PHONY : CHANGELOG 785CHANGELOG: 786 git log --no-merges U-Boot-1_1_5.. | \ 787 unexpand -a | sed -e 's/\s\s*$$//' > $@ 788 789include/license.h: tools/bin2header COPYING 790 cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h 791######################################################################### 792 793unconfig: 794 @rm -f $(obj)include/config.h $(obj)include/config.mk \ 795 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \ 796 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep 797 798%_config:: unconfig 799 @$(MKCONFIG) -A $(@:_config=) 800 801sinclude $(obj).boards.depend 802$(obj).boards.depend: boards.cfg 803 @awk '(NF && $$1 !~ /^#/) { print $$1 ": " $$1 "_config; $$(MAKE)" }' $< > $@ 804 805# 806# Functions to generate common board directory names 807# 808lcname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/') 809ucname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/') 810 811######################################################################### 812######################################################################### 813 814clean: 815 @rm -f $(obj)examples/standalone/82559_eeprom \ 816 $(obj)examples/standalone/atmel_df_pow2 \ 817 $(obj)examples/standalone/eepro100_eeprom \ 818 $(obj)examples/standalone/hello_world \ 819 $(obj)examples/standalone/interrupt \ 820 $(obj)examples/standalone/mem_to_mem_idma2intr \ 821 $(obj)examples/standalone/sched \ 822 $(obj)examples/standalone/smc911{11,x}_eeprom \ 823 $(obj)examples/standalone/test_burst \ 824 $(obj)examples/standalone/timer 825 @rm -f $(obj)examples/api/demo{,.bin} 826 @rm -f $(obj)tools/bmp_logo $(obj)tools/easylogo/easylogo \ 827 $(obj)tools/env/{fw_printenv,fw_setenv} \ 828 $(obj)tools/envcrc \ 829 $(obj)tools/gdb/{astest,gdbcont,gdbsend} \ 830 $(obj)tools/gen_eth_addr $(obj)tools/img2srec \ 831 $(obj)tools/mk{env,}image $(obj)tools/mpc86x_clk \ 832 $(obj)tools/mk{smdk5250,}spl \ 833 $(obj)tools/mxsboot \ 834 $(obj)tools/ncb $(obj)tools/ubsha1 \ 835 $(obj)tools/kernel-doc/docproc \ 836 $(obj)tools/proftool 837 @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image} \ 838 $(obj)board/matrix_vision/*/bootscript.img \ 839 $(obj)board/voiceblue/eeprom \ 840 $(obj)u-boot.lds \ 841 $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs] \ 842 $(obj)arch/blackfin/cpu/init.{lds,elf} 843 @rm -f $(obj)include/bmp_logo.h 844 @rm -f $(obj)include/bmp_logo_data.h 845 @rm -f $(obj)lib/asm-offsets.s 846 @rm -f $(obj)include/generated/asm-offsets.h 847 @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 848 @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE) 849 @$(MAKE) -s -C doc/DocBook/ cleandocs 850 @find $(OBJTREE) -type f \ 851 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \ 852 -o -name '*.o' -o -name '*.a' -o -name '*.exe' \ 853 -o -name '*.cfgtmp' \) -print \ 854 | xargs rm -f 855 856# Removes everything not needed for testing u-boot 857tidy: clean 858 @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f 859 860clobber: tidy 861 @find $(OBJTREE) -type f \( -name '*.srec' \ 862 -o -name '*.bin' -o -name u-boot.img \) \ 863 -print0 | xargs -0 rm -f 864 @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \ 865 $(obj)cscope.* $(obj)*.*~ 866 @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y) 867 @rm -f $(obj)u-boot.kwb 868 @rm -f $(obj)u-boot.pbl 869 @rm -f $(obj)u-boot.imx 870 @rm -f $(obj)u-boot-with-spl.imx 871 @rm -f $(obj)u-boot-with-nand-spl.imx 872 @rm -f $(obj)u-boot.ubl 873 @rm -f $(obj)u-boot.ais 874 @rm -f $(obj)u-boot.dtb 875 @rm -f $(obj)u-boot.sb 876 @rm -f $(obj)u-boot.bd 877 @rm -f $(obj)u-boot.spr 878 @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map} 879 @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map} 880 @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map} 881 @rm -f $(obj)spl/u-boot-spl.lds 882 @rm -f $(obj)MLO MLO.byteswap 883 @rm -f $(obj)SPL 884 @rm -f $(obj)tools/xway-swap-bytes 885 @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c 886 @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c 887 @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm 888 @rm -fr $(obj)include/generated 889 @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f 890 @rm -f $(obj)dts/*.tmp 891 @rm -f $(obj)spl/u-boot-spl{,-pad}.ais 892 893mrproper \ 894distclean: clobber unconfig 895ifneq ($(OBJTREE),$(SRCTREE)) 896 rm -rf $(obj)* 897endif 898 899backup: 900 F=`basename $(TOPDIR)` ; cd .. ; \ 901 gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F 902 903######################################################################### 904