1# 2# (C) Copyright 2000-2012 3# Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4# 5# See file CREDITS for list of people who contributed to this 6# project. 7# 8# This program is free software; you can redistribute it and/or 9# modify it under the terms of the GNU General Public License as 10# published by the Free Software Foundatio; either version 2 of 11# the License, or (at your option) any later version. 12# 13# This program is distributed in the hope that it will be useful, 14# but WITHOUT ANY WARRANTY; without even the implied warranty of 15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16# GNU General Public License for more details. 17# 18# You should have received a copy of the GNU General Public License 19# along with this program; if not, write to the Free Software 20# Foundation, Inc., 59 Temple Place, Suite 330, Boston, 21# MA 02111-1307 USA 22# 23 24VERSION = 2012 25PATCHLEVEL = 10 26SUBLEVEL = 27EXTRAVERSION = 28ifneq "$(SUBLEVEL)" "" 29U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION) 30else 31U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL)$(EXTRAVERSION) 32endif 33TIMESTAMP_FILE = $(obj)include/generated/timestamp_autogenerated.h 34VERSION_FILE = $(obj)include/generated/version_autogenerated.h 35 36HOSTARCH := $(shell uname -m | \ 37 sed -e s/i.86/x86/ \ 38 -e s/sun4u/sparc64/ \ 39 -e s/arm.*/arm/ \ 40 -e s/sa110/arm/ \ 41 -e s/ppc64/powerpc/ \ 42 -e s/ppc/powerpc/ \ 43 -e s/macppc/powerpc/\ 44 -e s/sh.*/sh/) 45 46HOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \ 47 sed -e 's/\(cygwin\).*/cygwin/') 48 49# Set shell to bash if possible, otherwise fall back to sh 50SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \ 51 else if [ -x /bin/bash ]; then echo /bin/bash; \ 52 else echo sh; fi; fi) 53 54export HOSTARCH HOSTOS SHELL 55 56# Deal with colliding definitions from tcsh etc. 57VENDOR= 58 59######################################################################### 60# Allow for silent builds 61ifeq (,$(findstring s,$(MAKEFLAGS))) 62XECHO = echo 63else 64XECHO = : 65endif 66 67######################################################################### 68# 69# U-boot build supports producing a object files to the separate external 70# directory. Two use cases are supported: 71# 72# 1) Add O= to the make command line 73# 'make O=/tmp/build all' 74# 75# 2) Set environement variable BUILD_DIR to point to the desired location 76# 'export BUILD_DIR=/tmp/build' 77# 'make' 78# 79# The second approach can also be used with a MAKEALL script 80# 'export BUILD_DIR=/tmp/build' 81# './MAKEALL' 82# 83# Command line 'O=' setting overrides BUILD_DIR environent variable. 84# 85# When none of the above methods is used the local build is performed and 86# the object files are placed in the source directory. 87# 88 89ifdef O 90ifeq ("$(origin O)", "command line") 91BUILD_DIR := $(O) 92endif 93endif 94 95# Call a source code checker (by default, "sparse") as part of the 96# C compilation. 97# 98# Use 'make C=1' to enable checking of re-compiled files. 99# 100# See the linux kernel file "Documentation/sparse.txt" for more details, 101# including where to get the "sparse" utility. 102 103ifdef C 104ifeq ("$(origin C)", "command line") 105CHECKSRC := $(C) 106endif 107endif 108ifndef CHECKSRC 109 CHECKSRC = 0 110endif 111export CHECKSRC 112 113ifneq ($(BUILD_DIR),) 114saved-output := $(BUILD_DIR) 115 116# Attempt to create a output directory. 117$(shell [ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR}) 118 119# Verify if it was successful. 120BUILD_DIR := $(shell cd $(BUILD_DIR) && /bin/pwd) 121$(if $(BUILD_DIR),,$(error output directory "$(saved-output)" does not exist)) 122endif # ifneq ($(BUILD_DIR),) 123 124OBJTREE := $(if $(BUILD_DIR),$(BUILD_DIR),$(CURDIR)) 125SPLTREE := $(OBJTREE)/spl 126SRCTREE := $(CURDIR) 127TOPDIR := $(SRCTREE) 128LNDIR := $(OBJTREE) 129export TOPDIR SRCTREE OBJTREE SPLTREE 130 131MKCONFIG := $(SRCTREE)/mkconfig 132export MKCONFIG 133 134ifneq ($(OBJTREE),$(SRCTREE)) 135REMOTE_BUILD := 1 136export REMOTE_BUILD 137endif 138 139# $(obj) and (src) are defined in config.mk but here in main Makefile 140# we also need them before config.mk is included which is the case for 141# some targets like unconfig, clean, clobber, distclean, etc. 142ifneq ($(OBJTREE),$(SRCTREE)) 143obj := $(OBJTREE)/ 144src := $(SRCTREE)/ 145else 146obj := 147src := 148endif 149export obj src 150 151# Make sure CDPATH settings don't interfere 152unexport CDPATH 153 154######################################################################### 155 156# The "tools" are needed early, so put this first 157# Don't include stuff already done in $(LIBS) 158# The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC 159# is "yes"), so compile examples after U-Boot is compiled. 160SUBDIR_TOOLS = tools 161SUBDIR_EXAMPLES = examples/standalone examples/api 162SUBDIRS = $(SUBDIR_TOOLS) 163 164.PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE) 165 166ifeq ($(obj)include/config.mk,$(wildcard $(obj)include/config.mk)) 167 168# Include autoconf.mk before config.mk so that the config options are available 169# to all top level build files. We need the dummy all: target to prevent the 170# dependency target in autoconf.mk.dep from being the default. 171all: 172sinclude $(obj)include/autoconf.mk.dep 173sinclude $(obj)include/autoconf.mk 174 175ifndef CONFIG_SANDBOX 176SUBDIRS += $(SUBDIR_EXAMPLES) 177endif 178 179# load ARCH, BOARD, and CPU configuration 180include $(obj)include/config.mk 181export ARCH CPU BOARD VENDOR SOC 182 183# set default to nothing for native builds 184ifeq ($(HOSTARCH),$(ARCH)) 185CROSS_COMPILE ?= 186endif 187 188# load other configuration 189include $(TOPDIR)/config.mk 190 191# If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use 192# that (or fail if absent). Otherwise, search for a linker script in a 193# standard location. 194 195LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT)) 196 197ifndef LDSCRIPT 198 #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug 199 ifdef CONFIG_SYS_LDSCRIPT 200 # need to strip off double quotes 201 LDSCRIPT := $(subst ",,$(CONFIG_SYS_LDSCRIPT)) 202 endif 203endif 204 205# If there is no specified link script, we look in a number of places for it 206ifndef LDSCRIPT 207 ifeq ($(CONFIG_NAND_U_BOOT),y) 208 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds 209 ifeq ($(wildcard $(LDSCRIPT)),) 210 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds 211 endif 212 endif 213 ifeq ($(wildcard $(LDSCRIPT)),) 214 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds 215 endif 216 ifeq ($(wildcard $(LDSCRIPT)),) 217 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds 218 endif 219 ifeq ($(wildcard $(LDSCRIPT)),) 220 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds 221 # We don't expect a Makefile here 222 LDSCRIPT_MAKEFILE_DIR = 223 endif 224 ifeq ($(wildcard $(LDSCRIPT)),) 225$(error could not find linker script) 226 endif 227endif 228 229######################################################################### 230# U-Boot objects....order is important (i.e. start must be first) 231 232OBJS = $(CPUDIR)/start.o 233ifeq ($(CPU),x86) 234OBJS += $(CPUDIR)/start16.o 235OBJS += $(CPUDIR)/resetvec.o 236endif 237ifeq ($(CPU),ppc4xx) 238OBJS += $(CPUDIR)/resetvec.o 239endif 240ifeq ($(CPU),mpc85xx) 241OBJS += $(CPUDIR)/resetvec.o 242endif 243 244OBJS := $(addprefix $(obj),$(OBJS)) 245 246HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n) 247 248LIBS-y += lib/libgeneric.o 249LIBS-y += lib/lzma/liblzma.o 250LIBS-y += lib/lzo/liblzo.o 251LIBS-y += lib/zlib/libz.o 252LIBS-$(CONFIG_TIZEN) += lib/tizen/libtizen.o 253LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o 254LIBS-y += $(CPUDIR)/lib$(CPU).o 255ifdef SOC 256LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o 257endif 258ifeq ($(CPU),ixp) 259LIBS-y += drivers/net/npe/libnpe.o 260endif 261LIBS-$(CONFIG_OF_EMBED) += dts/libdts.o 262LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o 263LIBS-y += fs/cramfs/libcramfs.o \ 264 fs/ext4/libext4fs.o \ 265 fs/fat/libfat.o \ 266 fs/fdos/libfdos.o \ 267 fs/jffs2/libjffs2.o \ 268 fs/reiserfs/libreiserfs.o \ 269 fs/ubifs/libubifs.o \ 270 fs/yaffs2/libyaffs2.o \ 271 fs/zfs/libzfs.o 272LIBS-y += net/libnet.o 273LIBS-y += disk/libdisk.o 274LIBS-y += drivers/bios_emulator/libatibiosemu.o 275LIBS-y += drivers/block/libblock.o 276LIBS-$(CONFIG_BOOTCOUNT_LIMIT) += drivers/bootcount/libbootcount.o 277LIBS-y += drivers/dma/libdma.o 278LIBS-y += drivers/fpga/libfpga.o 279LIBS-y += drivers/gpio/libgpio.o 280LIBS-y += drivers/hwmon/libhwmon.o 281LIBS-y += drivers/i2c/libi2c.o 282LIBS-y += drivers/input/libinput.o 283LIBS-y += drivers/misc/libmisc.o 284LIBS-y += drivers/mmc/libmmc.o 285LIBS-y += drivers/mtd/libmtd.o 286LIBS-y += drivers/mtd/nand/libnand.o 287LIBS-y += drivers/mtd/onenand/libonenand.o 288LIBS-y += drivers/mtd/ubi/libubi.o 289LIBS-y += drivers/mtd/spi/libspi_flash.o 290LIBS-y += drivers/net/libnet.o 291LIBS-y += drivers/net/phy/libphy.o 292LIBS-y += drivers/pci/libpci.o 293LIBS-y += drivers/pcmcia/libpcmcia.o 294LIBS-y += drivers/power/libpower.o 295LIBS-y += drivers/spi/libspi.o 296LIBS-y += drivers/dfu/libdfu.o 297ifeq ($(CPU),mpc83xx) 298LIBS-y += drivers/qe/libqe.o 299LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 300LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 301endif 302ifeq ($(CPU),mpc85xx) 303LIBS-y += drivers/qe/libqe.o 304LIBS-y += drivers/net/fm/libfm.o 305LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 306LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 307endif 308ifeq ($(CPU),mpc86xx) 309LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 310LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 311endif 312LIBS-y += drivers/rtc/librtc.o 313LIBS-y += drivers/serial/libserial.o 314LIBS-$(CONFIG_GENERIC_LPC_TPM) += drivers/tpm/libtpm.o 315LIBS-y += drivers/twserial/libtws.o 316LIBS-y += drivers/usb/eth/libusb_eth.o 317LIBS-y += drivers/usb/gadget/libusb_gadget.o 318LIBS-y += drivers/usb/host/libusb_host.o 319LIBS-y += drivers/usb/musb/libusb_musb.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),) 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 += $(CPUDIR)/s5p-common/libs5p-common.o 343endif 344ifeq ($(SOC),tegra20) 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 $$1}'`; \ 387 limit=$(CONFIG_BOARD_SIZE_LIMIT); \ 388 if test $$actual -gt $$limit; then \ 389 echo "$@ exceeds file size limit:"; \ 390 echo " limit: $$limit bytes"; \ 391 echo " actual: $$actual bytes"; \ 392 echo " excess: $$((actual - limit)) bytes"; \ 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_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin 406 407# enable combined SPL/u-boot/dtb rules for tegra 408ifeq ($(SOC),tegra20) 409ifeq ($(CONFIG_OF_SEPARATE),y) 410ALL-y += $(obj)u-boot-dtb-tegra.bin 411else 412ALL-y += $(obj)u-boot-nodtb-tegra.bin 413endif 414endif 415 416all: $(ALL-y) $(SUBDIR_EXAMPLES) 417 418$(obj)u-boot.dtb: $(obj)u-boot 419 $(MAKE) -C dts binary 420 mv $(obj)dts/dt.dtb $@ 421 422$(obj)u-boot-dtb.bin: $(obj)u-boot.bin $(obj)u-boot.dtb 423 cat $^ >$@ 424 425$(obj)u-boot.hex: $(obj)u-boot 426 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ 427 428$(obj)u-boot.srec: $(obj)u-boot 429 $(OBJCOPY) -O srec $< $@ 430 431$(obj)u-boot.bin: $(obj)u-boot 432 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@ 433 $(BOARD_SIZE_CHECK) 434 435$(obj)u-boot.ldr: $(obj)u-boot 436 $(CREATE_LDR_ENV) 437 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS) 438 $(BOARD_SIZE_CHECK) 439 440$(obj)u-boot.ldr.hex: $(obj)u-boot.ldr 441 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary 442 443$(obj)u-boot.ldr.srec: $(obj)u-boot.ldr 444 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary 445 446$(obj)u-boot.img: $(obj)u-boot.bin 447 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 448 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) -e 0 \ 449 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \ 450 sed -e 's/"[ ]*$$/ for $(BOARD) board"/') \ 451 -d $< $@ 452 453$(obj)u-boot.imx: $(obj)u-boot.bin 454 $(obj)tools/mkimage -n $(CONFIG_IMX_CONFIG) -T imximage \ 455 -e $(CONFIG_SYS_TEXT_BASE) -d $< $@ 456 457$(obj)u-boot.kwb: $(obj)u-boot.bin 458 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \ 459 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@ 460 461$(obj)u-boot.pbl: $(obj)u-boot.bin 462 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \ 463 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \ 464 -d $< $@ 465 466$(obj)u-boot.sha1: $(obj)u-boot.bin 467 $(obj)tools/ubsha1 $(obj)u-boot.bin 468 469$(obj)u-boot.dis: $(obj)u-boot 470 $(OBJDUMP) -d $< > $@ 471 472$(obj)u-boot.ubl: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 473 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(PAD_TO) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin 474 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $(obj)u-boot-ubl.bin 475 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \ 476 -e $(CONFIG_SYS_TEXT_BASE) -d $(obj)u-boot-ubl.bin $(obj)u-boot.ubl 477 rm $(obj)u-boot-ubl.bin 478 rm $(obj)spl/u-boot-spl-pad.bin 479 480$(obj)u-boot.ais: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 481 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \ 482 -T aisimage \ 483 -e $(CONFIG_SPL_TEXT_BASE) \ 484 -d $(obj)spl/u-boot-spl.bin \ 485 $(obj)spl/u-boot-spl.ais 486 $(OBJCOPY) ${OBJCFLAGS} -I binary \ 487 --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \ 488 $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais 489 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \ 490 $(obj)u-boot.ais 491 492# Specify the target for use in elftosb call 493ELFTOSB_TARGET-$(CONFIG_MX28) = imx28 494 495$(obj)u-boot.sb: $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin 496 elftosb -zdf $(ELFTOSB_TARGET-y) -c $(TOPDIR)/$(CPUDIR)/$(SOC)/u-boot-$(ELFTOSB_TARGET-y).bd \ 497 -o $(obj)u-boot.sb 498 499# On x600 (SPEAr600) U-Boot is appended to U-Boot SPL. 500# Both images are created using mkimage (crc etc), so that the ROM 501# bootloader can check its integrity. Padding needs to be done to the 502# SPL image (with mkimage header) and not the binary. Otherwise the resulting image 503# which is loaded/copied by the ROM bootloader to SRAM doesn't fit. 504# The resulting image containing both U-Boot images is called u-boot.spr 505$(obj)u-boot.spr: $(obj)u-boot.img $(obj)spl/u-boot-spl.bin 506 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 507 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \ 508 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img 509 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \ 510 of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null 511 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \ 512 conv=notrunc 2>/dev/null 513 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@ 514 515ifeq ($(SOC),tegra20) 516ifeq ($(CONFIG_OF_SEPARATE),y) 517$(obj)u-boot-dtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin $(obj)u-boot.dtb 518 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin 519 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin $(obj)u-boot.dtb > $@ 520 rm $(obj)spl/u-boot-spl-pad.bin 521else 522$(obj)u-boot-nodtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 523 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin 524 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@ 525 rm $(obj)spl/u-boot-spl-pad.bin 526endif 527endif 528 529ifeq ($(CONFIG_SANDBOX),y) 530GEN_UBOOT = \ 531 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \ 532 -Wl,--start-group $(__LIBS) -Wl,--end-group \ 533 $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot 534else 535GEN_UBOOT = \ 536 UNDEF_SYM=`$(OBJDUMP) -x $(LIBBOARD) $(LIBS) | \ 537 sed -n -e 's/.*\($(SYM_PREFIX)__u_boot_cmd_.*\)/-u\1/p'|sort|uniq`;\ 538 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) $$UNDEF_SYM $(__OBJS) \ 539 --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \ 540 -Map u-boot.map -o u-boot 541endif 542 543$(obj)u-boot: depend \ 544 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds 545 $(GEN_UBOOT) 546ifeq ($(CONFIG_KALLSYMS),y) 547 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \ 548 awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \ 549 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \ 550 -c common/system_map.c -o $(obj)common/system_map.o 551 $(GEN_UBOOT) $(obj)common/system_map.o 552endif 553 554$(OBJS): depend 555 $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@)) 556 557$(LIBS): depend $(SUBDIR_TOOLS) 558 $(MAKE) -C $(dir $(subst $(obj),,$@)) 559 560$(LIBBOARD): depend $(LIBS) 561 $(MAKE) -C $(dir $(subst $(obj),,$@)) 562 563$(SUBDIRS): depend 564 $(MAKE) -C $@ all 565 566$(SUBDIR_EXAMPLES): $(obj)u-boot 567 568$(LDSCRIPT): depend 569 $(MAKE) -C $(dir $@) $(notdir $@) 570 571$(obj)u-boot.lds: $(LDSCRIPT) 572 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$^ >$@ 573 574nand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend 575 $(MAKE) -C nand_spl/board/$(BOARDDIR) all 576 577$(obj)u-boot-nand.bin: nand_spl $(obj)u-boot.bin 578 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin 579 580$(obj)spl/u-boot-spl.bin: $(SUBDIR_TOOLS) depend 581 $(MAKE) -C spl all 582 583updater: 584 $(MAKE) -C tools/updater all 585 586# Explicitly make _depend in subdirs containing multiple targets to prevent 587# parallel sub-makes creating .depend files simultaneously. 588depend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) \ 589 $(obj)include/autoconf.mk \ 590 $(obj)include/generated/generic-asm-offsets.h \ 591 $(obj)include/generated/asm-offsets.h 592 for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \ 593 $(MAKE) -C $$dir _depend ; done 594 595TAG_SUBDIRS = $(SUBDIRS) 596TAG_SUBDIRS += $(dir $(__LIBS)) 597TAG_SUBDIRS += include 598 599FIND := find 600FINDFLAGS := -L 601 602checkstack: 603 $(CROSS_COMPILE)objdump -d $(obj)u-boot \ 604 `$(FIND) $(obj) -name u-boot-spl -print` | \ 605 perl $(src)tools/checkstack.pl $(ARCH) 606 607tags ctags: 608 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 609 -name '*.[chS]' -print` 610 611etags: 612 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 613 -name '*.[chS]' -print` 614cscope: 615 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \ 616 cscope.files 617 cscope -b -q -k 618 619SYSTEM_MAP = \ 620 $(NM) $1 | \ 621 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \ 622 LC_ALL=C sort 623$(obj)System.map: $(obj)u-boot 624 @$(call SYSTEM_MAP,$<) > $(obj)System.map 625 626checkthumb: 627 @if test $(call cc-version) -lt 0404; then \ 628 echo -n '*** Your GCC does not produce working '; \ 629 echo 'binaries in THUMB mode.'; \ 630 echo '*** Your board is configured for THUMB mode.'; \ 631 false; \ 632 fi 633# 634# Auto-generate the autoconf.mk file (which is included by all makefiles) 635# 636# This target actually generates 2 files; autoconf.mk and autoconf.mk.dep. 637# the dep file is only include in this top level makefile to determine when 638# to regenerate the autoconf.mk file. 639$(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h 640 @$(XECHO) Generating $@ ; \ 641 set -e ; \ 642 : Generate the dependancies ; \ 643 $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \ 644 -MQ $(obj)include/autoconf.mk include/common.h > $@ 645 646$(obj)include/autoconf.mk: $(obj)include/config.h 647 @$(XECHO) Generating $@ ; \ 648 set -e ; \ 649 : Extract the config macros ; \ 650 $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \ 651 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \ 652 mv $@.tmp $@ 653 654$(obj)include/generated/generic-asm-offsets.h: $(obj)include/autoconf.mk.dep \ 655 $(obj)lib/asm-offsets.s 656 @$(XECHO) Generating $@ 657 tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@ 658 659$(obj)lib/asm-offsets.s: $(obj)include/autoconf.mk.dep \ 660 $(src)lib/asm-offsets.c 661 @mkdir -p $(obj)lib 662 $(CC) -DDO_DEPS_ONLY \ 663 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 664 -o $@ $(src)lib/asm-offsets.c -c -S 665 666$(obj)include/generated/asm-offsets.h: $(obj)include/autoconf.mk.dep \ 667 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 668 @$(XECHO) Generating $@ 669 tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@ 670 671$(obj)$(CPUDIR)/$(SOC)/asm-offsets.s: $(obj)include/autoconf.mk.dep 672 @mkdir -p $(obj)$(CPUDIR)/$(SOC) 673 if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \ 674 $(CC) -DDO_DEPS_ONLY \ 675 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 676 -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \ 677 else \ 678 touch $@; \ 679 fi 680 681######################################################################### 682else # !config.mk 683all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \ 684$(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \ 685$(filter-out tools,$(SUBDIRS)) \ 686updater depend dep tags ctags etags cscope $(obj)System.map: 687 @echo "System not configured - see README" >&2 688 @ exit 1 689 690tools: $(VERSION_FILE) $(TIMESTAMP_FILE) 691 $(MAKE) -C $@ all 692endif # config.mk 693 694$(VERSION_FILE): 695 @mkdir -p $(dir $(VERSION_FILE)) 696 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \ 697 printf '#define PLAIN_VERSION "%s%s"\n' \ 698 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 699 printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \ 700 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 701 ) > $@.tmp 702 @( printf '#define CC_VERSION_STRING "%s"\n' \ 703 '$(shell $(CC) --version | head -n 1)' )>> $@.tmp 704 @( printf '#define LD_VERSION_STRING "%s"\n' \ 705 '$(shell $(LD) -v | head -n 1)' )>> $@.tmp 706 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 707 708$(TIMESTAMP_FILE): 709 @mkdir -p $(dir $(TIMESTAMP_FILE)) 710 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp 711 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp 712 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 713 714easylogo env gdb: 715 $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION} 716gdbtools: gdb 717 718xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc 719 $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@ 720 721tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE) 722 $(MAKE) -C tools HOST_TOOLS_ALL=y 723 724.PHONY : CHANGELOG 725CHANGELOG: 726 git log --no-merges U-Boot-1_1_5.. | \ 727 unexpand -a | sed -e 's/\s\s*$$//' > $@ 728 729include/license.h: tools/bin2header COPYING 730 cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h 731######################################################################### 732 733unconfig: 734 @rm -f $(obj)include/config.h $(obj)include/config.mk \ 735 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \ 736 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep 737 738%_config:: unconfig 739 @$(MKCONFIG) -A $(@:_config=) 740 741sinclude $(obj).boards.depend 742$(obj).boards.depend: boards.cfg 743 @awk '(NF && $$1 !~ /^#/) { print $$1 ": " $$1 "_config; $$(MAKE)" }' $< > $@ 744 745# 746# Functions to generate common board directory names 747# 748lcname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/') 749ucname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/') 750 751#======================================================================== 752# ARM 753#======================================================================== 754 755SX1_stdout_serial_config \ 756SX1_config: unconfig 757 @mkdir -p $(obj)include 758 @if [ "$(findstring _stdout_serial_, $@)" ] ; then \ 759 echo "#undef CONFIG_STDOUT_USBTTY" >> $(obj)include/config.h ; \ 760 else \ 761 echo "#define CONFIG_STDOUT_USBTTY" >> $(obj)include/config.h ; \ 762 fi; 763 @$(MKCONFIG) -n $@ SX1 arm arm925t sx1 764 765######################################################################### 766## ARM1176 Systems 767######################################################################### 768smdk6400_noUSB_config \ 769smdk6400_config : unconfig 770 @mkdir -p $(obj)include $(obj)board/samsung/smdk6400 771 @mkdir -p $(obj)nand_spl/board/samsung/smdk6400 772 @echo "#define CONFIG_NAND_U_BOOT" > $(obj)include/config.h 773 @echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk 774 @if [ -z "$(findstring smdk6400_noUSB_config,$@)" ]; then \ 775 echo "RAM_TEXT = 0x57e00000" >> $(obj)board/samsung/smdk6400/config.tmp;\ 776 else \ 777 echo "RAM_TEXT = 0xc7e00000" >> $(obj)board/samsung/smdk6400/config.tmp;\ 778 fi 779 @$(MKCONFIG) smdk6400 arm arm1176 smdk6400 samsung s3c64xx 780 @echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk 781 782######################################################################### 783######################################################################### 784 785clean: 786 @rm -f $(obj)examples/standalone/82559_eeprom \ 787 $(obj)examples/standalone/atmel_df_pow2 \ 788 $(obj)examples/standalone/eepro100_eeprom \ 789 $(obj)examples/standalone/hello_world \ 790 $(obj)examples/standalone/interrupt \ 791 $(obj)examples/standalone/mem_to_mem_idma2intr \ 792 $(obj)examples/standalone/sched \ 793 $(obj)examples/standalone/smc911{11,x}_eeprom \ 794 $(obj)examples/standalone/test_burst \ 795 $(obj)examples/standalone/timer 796 @rm -f $(obj)examples/api/demo{,.bin} 797 @rm -f $(obj)tools/bmp_logo $(obj)tools/easylogo/easylogo \ 798 $(obj)tools/env/{fw_printenv,fw_setenv} \ 799 $(obj)tools/envcrc \ 800 $(obj)tools/gdb/{astest,gdbcont,gdbsend} \ 801 $(obj)tools/gen_eth_addr $(obj)tools/img2srec \ 802 $(obj)tools/mk{env,}image $(obj)tools/mpc86x_clk \ 803 $(obj)tools/mk{smdk5250,}spl \ 804 $(obj)tools/mxsboot \ 805 $(obj)tools/ncb $(obj)tools/ubsha1 \ 806 $(obj)tools/kernel-doc/docproc 807 @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image} \ 808 $(obj)board/matrix_vision/*/bootscript.img \ 809 $(obj)board/voiceblue/eeprom \ 810 $(obj)u-boot.lds \ 811 $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs] \ 812 $(obj)arch/blackfin/cpu/init.{lds,elf} 813 @rm -f $(obj)include/bmp_logo.h 814 @rm -f $(obj)include/bmp_logo_data.h 815 @rm -f $(obj)lib/asm-offsets.s 816 @rm -f $(obj)include/generated/asm-offsets.h 817 @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 818 @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE) 819 @$(MAKE) -C doc/DocBook/ cleandocs 820 @find $(OBJTREE) -type f \ 821 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \ 822 -o -name '*.o' -o -name '*.a' -o -name '*.exe' \) -print \ 823 | xargs rm -f 824 825# Removes everything not needed for testing u-boot 826tidy: clean 827 @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f 828 829clobber: tidy 830 @find $(OBJTREE) -type f \( -name '*.srec' \ 831 -o -name '*.bin' -o -name u-boot.img \) \ 832 -print0 | xargs -0 rm -f 833 @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \ 834 $(obj)cscope.* $(obj)*.*~ 835 @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y) 836 @rm -f $(obj)u-boot.kwb 837 @rm -f $(obj)u-boot.pbl 838 @rm -f $(obj)u-boot.imx 839 @rm -f $(obj)u-boot.ubl 840 @rm -f $(obj)u-boot.ais 841 @rm -f $(obj)u-boot.dtb 842 @rm -f $(obj)u-boot.sb 843 @rm -f $(obj)u-boot.spr 844 @rm -f $(obj)nand_spl/{u-boot.lds,u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map,System.map} 845 @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.lds,u-boot-spl.map} 846 @rm -f $(obj)MLO 847 @rm -f $(obj)tools/xway-swap-bytes 848 @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c 849 @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c 850 @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm 851 @rm -fr $(obj)include/generated 852 @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f 853 @rm -f $(obj)dts/*.tmp 854 @rm -f $(obj)spl/u-boot-spl{,-pad}.ais 855 856mrproper \ 857distclean: clobber unconfig 858ifneq ($(OBJTREE),$(SRCTREE)) 859 rm -rf $(obj)* 860endif 861 862backup: 863 F=`basename $(TOPDIR)` ; cd .. ; \ 864 gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F 865 866######################################################################### 867