1# 2# (C) Copyright 2000-2013 3# Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4# 5# SPDX-License-Identifier: GPL-2.0+ 6# 7 8VERSION = 2013 9PATCHLEVEL = 10 10SUBLEVEL = 11EXTRAVERSION = -rc1 12ifneq "$(SUBLEVEL)" "" 13U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION) 14else 15U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL)$(EXTRAVERSION) 16endif 17TIMESTAMP_FILE = $(obj)include/generated/timestamp_autogenerated.h 18VERSION_FILE = $(obj)include/generated/version_autogenerated.h 19 20HOSTARCH := $(shell uname -m | \ 21 sed -e s/i.86/x86/ \ 22 -e s/sun4u/sparc64/ \ 23 -e s/arm.*/arm/ \ 24 -e s/sa110/arm/ \ 25 -e s/ppc64/powerpc/ \ 26 -e s/ppc/powerpc/ \ 27 -e s/macppc/powerpc/\ 28 -e s/sh.*/sh/) 29 30HOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \ 31 sed -e 's/\(cygwin\).*/cygwin/') 32 33export HOSTARCH HOSTOS 34 35# Deal with colliding definitions from tcsh etc. 36VENDOR= 37 38######################################################################### 39# Allow for silent builds 40ifeq (,$(findstring s,$(MAKEFLAGS))) 41XECHO = echo 42else 43XECHO = : 44endif 45 46######################################################################### 47# 48# U-boot build supports producing a object files to the separate external 49# directory. Two use cases are supported: 50# 51# 1) Add O= to the make command line 52# 'make O=/tmp/build all' 53# 54# 2) Set environement variable BUILD_DIR to point to the desired location 55# 'export BUILD_DIR=/tmp/build' 56# 'make' 57# 58# The second approach can also be used with a MAKEALL script 59# 'export BUILD_DIR=/tmp/build' 60# './MAKEALL' 61# 62# Command line 'O=' setting overrides BUILD_DIR environent variable. 63# 64# When none of the above methods is used the local build is performed and 65# the object files are placed in the source directory. 66# 67 68ifdef O 69ifeq ("$(origin O)", "command line") 70BUILD_DIR := $(O) 71endif 72endif 73 74# Call a source code checker (by default, "sparse") as part of the 75# C compilation. 76# 77# Use 'make C=1' to enable checking of re-compiled files. 78# 79# See the linux kernel file "Documentation/sparse.txt" for more details, 80# including where to get the "sparse" utility. 81 82ifdef C 83ifeq ("$(origin C)", "command line") 84CHECKSRC := $(C) 85endif 86endif 87ifndef CHECKSRC 88 CHECKSRC = 0 89endif 90export CHECKSRC 91 92ifneq ($(BUILD_DIR),) 93saved-output := $(BUILD_DIR) 94 95# Attempt to create a output directory. 96$(shell [ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR}) 97 98# Verify if it was successful. 99BUILD_DIR := $(shell cd $(BUILD_DIR) && /bin/pwd) 100$(if $(BUILD_DIR),,$(error output directory "$(saved-output)" does not exist)) 101endif # ifneq ($(BUILD_DIR),) 102 103OBJTREE := $(if $(BUILD_DIR),$(BUILD_DIR),$(CURDIR)) 104SPLTREE := $(OBJTREE)/spl 105TPLTREE := $(OBJTREE)/tpl 106SRCTREE := $(CURDIR) 107TOPDIR := $(SRCTREE) 108LNDIR := $(OBJTREE) 109export TOPDIR SRCTREE OBJTREE SPLTREE TPLTREE 110 111MKCONFIG := $(SRCTREE)/mkconfig 112export MKCONFIG 113 114ifneq ($(OBJTREE),$(SRCTREE)) 115REMOTE_BUILD := 1 116export REMOTE_BUILD 117endif 118 119# $(obj) and (src) are defined in config.mk but here in main Makefile 120# we also need them before config.mk is included which is the case for 121# some targets like unconfig, clean, clobber, distclean, etc. 122ifneq ($(OBJTREE),$(SRCTREE)) 123obj := $(OBJTREE)/ 124src := $(SRCTREE)/ 125else 126obj := 127src := 128endif 129export obj src 130 131# Make sure CDPATH settings don't interfere 132unexport CDPATH 133 134######################################################################### 135 136# The "tools" are needed early, so put this first 137# Don't include stuff already done in $(LIBS) 138# The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC 139# is "yes"), so compile examples after U-Boot is compiled. 140SUBDIR_TOOLS = tools 141SUBDIR_EXAMPLES = examples/standalone examples/api 142SUBDIRS = $(SUBDIR_TOOLS) 143 144.PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE) 145 146ifeq ($(obj)include/config.mk,$(wildcard $(obj)include/config.mk)) 147 148# Include autoconf.mk before config.mk so that the config options are available 149# to all top level build files. We need the dummy all: target to prevent the 150# dependency target in autoconf.mk.dep from being the default. 151all: 152sinclude $(obj)include/autoconf.mk.dep 153sinclude $(obj)include/autoconf.mk 154 155ifndef CONFIG_SANDBOX 156SUBDIRS += $(SUBDIR_EXAMPLES) 157endif 158 159# load ARCH, BOARD, and CPU configuration 160include $(obj)include/config.mk 161export ARCH CPU BOARD VENDOR SOC 162 163# set default to nothing for native builds 164ifeq ($(HOSTARCH),$(ARCH)) 165CROSS_COMPILE ?= 166endif 167 168# load other configuration 169include $(TOPDIR)/config.mk 170 171# Targets which don't build the source code 172NON_BUILD_TARGETS = backup clean clobber distclean mkproper tidy unconfig 173 174# Only do the generic board check when actually building, not configuring 175ifeq ($(filter $(NON_BUILD_TARGETS),$(MAKECMDGOALS)),) 176ifeq ($(findstring _config,$(MAKECMDGOALS)),) 177$(CHECK_GENERIC_BOARD) 178endif 179endif 180 181# If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use 182# that (or fail if absent). Otherwise, search for a linker script in a 183# standard location. 184 185LDSCRIPT_MAKEFILE_DIR = $(dir $(LDSCRIPT)) 186 187ifndef LDSCRIPT 188 #LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug 189 ifdef CONFIG_SYS_LDSCRIPT 190 # need to strip off double quotes 191 LDSCRIPT := $(subst ",,$(CONFIG_SYS_LDSCRIPT)) 192 endif 193endif 194 195# If there is no specified link script, we look in a number of places for it 196ifndef LDSCRIPT 197 ifeq ($(CONFIG_NAND_U_BOOT),y) 198 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds 199 ifeq ($(wildcard $(LDSCRIPT)),) 200 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-nand.lds 201 endif 202 endif 203 ifeq ($(wildcard $(LDSCRIPT)),) 204 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds 205 endif 206 ifeq ($(wildcard $(LDSCRIPT)),) 207 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot.lds 208 endif 209 ifeq ($(wildcard $(LDSCRIPT)),) 210 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds 211 # We don't expect a Makefile here 212 LDSCRIPT_MAKEFILE_DIR = 213 endif 214 ifeq ($(wildcard $(LDSCRIPT)),) 215$(error could not find linker script) 216 endif 217endif 218 219######################################################################### 220# U-Boot objects....order is important (i.e. start must be first) 221 222OBJS = $(CPUDIR)/start.o 223ifeq ($(CPU),ppc4xx) 224OBJS += $(CPUDIR)/resetvec.o 225endif 226ifeq ($(CPU),mpc85xx) 227OBJS += $(CPUDIR)/resetvec.o 228endif 229 230OBJS := $(addprefix $(obj),$(OBJS)) 231 232HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n) 233 234LIBS-y += lib/libgeneric.o 235LIBS-y += lib/rsa/librsa.o 236LIBS-y += lib/lzma/liblzma.o 237LIBS-y += lib/lzo/liblzo.o 238LIBS-y += lib/zlib/libz.o 239LIBS-$(CONFIG_TIZEN) += lib/tizen/libtizen.o 240LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o 241LIBS-y += $(CPUDIR)/lib$(CPU).o 242ifdef SOC 243LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o 244endif 245ifeq ($(CPU),ixp) 246LIBS-y += drivers/net/npe/libnpe.o 247endif 248LIBS-$(CONFIG_OF_EMBED) += dts/libdts.o 249LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o 250LIBS-y += fs/libfs.o \ 251 fs/cbfs/libcbfs.o \ 252 fs/cramfs/libcramfs.o \ 253 fs/ext4/libext4fs.o \ 254 fs/fat/libfat.o \ 255 fs/fdos/libfdos.o \ 256 fs/jffs2/libjffs2.o \ 257 fs/reiserfs/libreiserfs.o \ 258 fs/sandbox/libsandboxfs.o \ 259 fs/ubifs/libubifs.o \ 260 fs/yaffs2/libyaffs2.o \ 261 fs/zfs/libzfs.o 262LIBS-y += net/libnet.o 263LIBS-y += disk/libdisk.o 264LIBS-y += drivers/bios_emulator/libatibiosemu.o 265LIBS-y += drivers/block/libblock.o 266LIBS-$(CONFIG_BOOTCOUNT_LIMIT) += drivers/bootcount/libbootcount.o 267LIBS-y += drivers/crypto/libcrypto.o 268LIBS-y += drivers/dma/libdma.o 269LIBS-y += drivers/fpga/libfpga.o 270LIBS-y += drivers/gpio/libgpio.o 271LIBS-y += drivers/hwmon/libhwmon.o 272LIBS-y += drivers/i2c/libi2c.o 273LIBS-y += drivers/input/libinput.o 274LIBS-y += drivers/misc/libmisc.o 275LIBS-y += drivers/mmc/libmmc.o 276LIBS-y += drivers/mtd/libmtd.o 277LIBS-y += drivers/mtd/nand/libnand.o 278LIBS-y += drivers/mtd/onenand/libonenand.o 279LIBS-y += drivers/mtd/ubi/libubi.o 280LIBS-y += drivers/mtd/spi/libspi_flash.o 281LIBS-y += drivers/net/libnet.o 282LIBS-y += drivers/net/phy/libphy.o 283LIBS-y += drivers/pci/libpci.o 284LIBS-y += drivers/pcmcia/libpcmcia.o 285LIBS-y += drivers/power/libpower.o \ 286 drivers/power/fuel_gauge/libfuel_gauge.o \ 287 drivers/power/pmic/libpmic.o \ 288 drivers/power/battery/libbattery.o 289LIBS-y += drivers/spi/libspi.o 290LIBS-y += drivers/dfu/libdfu.o 291ifeq ($(CPU),mpc83xx) 292LIBS-y += drivers/qe/libqe.o 293LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 294LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 295endif 296ifeq ($(CPU),mpc85xx) 297LIBS-y += drivers/qe/libqe.o 298LIBS-y += drivers/net/fm/libfm.o 299LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 300LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 301endif 302ifeq ($(CPU),mpc86xx) 303LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o 304LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o 305endif 306LIBS-y += drivers/rtc/librtc.o 307LIBS-y += drivers/serial/libserial.o 308LIBS-y += drivers/sound/libsound.o 309LIBS-y += drivers/tpm/libtpm.o 310LIBS-y += drivers/twserial/libtws.o 311LIBS-y += drivers/usb/eth/libusb_eth.o 312LIBS-y += drivers/usb/gadget/libusb_gadget.o 313LIBS-y += drivers/usb/host/libusb_host.o 314LIBS-y += drivers/usb/musb/libusb_musb.o 315LIBS-y += drivers/usb/musb-new/libusb_musb-new.o 316LIBS-y += drivers/usb/phy/libusb_phy.o 317LIBS-y += drivers/usb/ulpi/libusb_ulpi.o 318LIBS-y += drivers/video/libvideo.o 319LIBS-y += drivers/watchdog/libwatchdog.o 320LIBS-y += common/libcommon.o 321LIBS-y += lib/libfdt/libfdt.o 322LIBS-y += api/libapi.o 323LIBS-y += post/libpost.o 324LIBS-y += test/libtest.o 325 326ifneq ($(CONFIG_OMAP_COMMON),) 327LIBS-y += $(CPUDIR)/omap-common/libomap-common.o 328endif 329 330ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610)) 331LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o 332endif 333 334ifeq ($(SOC),s5pc1xx) 335LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o 336endif 337ifeq ($(SOC),exynos) 338LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o 339endif 340ifneq ($(CONFIG_TEGRA),) 341LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o 342LIBS-y += arch/$(ARCH)/cpu/tegra-common/libcputegra-common.o 343LIBS-y += $(CPUDIR)/tegra-common/libtegra-common.o 344endif 345 346LIBS := $(addprefix $(obj),$(sort $(LIBS-y))) 347.PHONY : $(LIBS) 348 349LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o 350LIBBOARD := $(addprefix $(obj),$(LIBBOARD)) 351 352# Add GCC lib 353ifdef USE_PRIVATE_LIBGCC 354ifeq ("$(USE_PRIVATE_LIBGCC)", "yes") 355PLATFORM_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/libgcc.o 356else 357PLATFORM_LIBGCC = -L $(USE_PRIVATE_LIBGCC) -lgcc 358endif 359else 360PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc 361endif 362PLATFORM_LIBS += $(PLATFORM_LIBGCC) 363export PLATFORM_LIBS 364 365# Special flags for CPP when processing the linker script. 366# Pass the version down so we can handle backwards compatibility 367# on the fly. 368LDPPFLAGS += \ 369 -include $(TOPDIR)/include/u-boot/u-boot.lds.h \ 370 -DCPUDIR=$(CPUDIR) \ 371 $(shell $(LD) --version | \ 372 sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p') 373 374__OBJS := $(subst $(obj),,$(OBJS)) 375__LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD)) 376 377######################################################################### 378######################################################################### 379 380ifneq ($(CONFIG_BOARD_SIZE_LIMIT),) 381BOARD_SIZE_CHECK = \ 382 @actual=`wc -c $@ | awk '{print $$1}'`; \ 383 limit=`printf "%d" $(CONFIG_BOARD_SIZE_LIMIT)`; \ 384 if test $$actual -gt $$limit; then \ 385 echo "$@ exceeds file size limit:" >&2 ; \ 386 echo " limit: $$limit bytes" >&2 ; \ 387 echo " actual: $$actual bytes" >&2 ; \ 388 echo " excess: $$((actual - limit)) bytes" >&2; \ 389 exit 1; \ 390 fi 391else 392BOARD_SIZE_CHECK = 393endif 394 395# Always append ALL so that arch config.mk's can add custom ones 396ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map 397 398ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin 399ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin 400ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin 401ALL-$(CONFIG_TPL) += $(obj)tpl/u-boot-tpl.bin 402ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin 403ifneq ($(CONFIG_SPL_TARGET),) 404ALL-$(CONFIG_SPL) += $(obj)$(subst ",,$(CONFIG_SPL_TARGET)) 405endif 406 407# enable combined SPL/u-boot/dtb rules for tegra 408ifneq ($(CONFIG_TEGRA),) 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: checkdtc $(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 $< $@ -I binary 445 446# 447# U-Boot entry point, needed for booting of full-blown U-Boot 448# from the SPL U-Boot version. 449# 450ifndef CONFIG_SYS_UBOOT_START 451CONFIG_SYS_UBOOT_START := 0 452endif 453 454$(obj)u-boot.img: $(obj)u-boot.bin 455 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 456 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \ 457 -e $(CONFIG_SYS_UBOOT_START) \ 458 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \ 459 sed -e 's/"[ ]*$$/ for $(BOARD) board"/') \ 460 -d $< $@ 461 462$(obj)u-boot.imx: $(obj)u-boot.bin depend 463 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common $(OBJTREE)/u-boot.imx 464 465$(obj)u-boot.kwb: $(obj)u-boot.bin 466 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \ 467 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@ 468 469$(obj)u-boot.pbl: $(obj)u-boot.bin 470 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \ 471 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \ 472 -d $< $@ 473 474$(obj)u-boot.sha1: $(obj)u-boot.bin 475 $(obj)tools/ubsha1 $(obj)u-boot.bin 476 477$(obj)u-boot.dis: $(obj)u-boot 478 $(OBJDUMP) -d $< > $@ 479 480# $@ is output, $(1) and $(2) are inputs, $(3) is padded intermediate, 481# $(4) is pad-to 482SPL_PAD_APPEND = \ 483 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(4) -I binary -O binary \ 484 $(1) $(obj)$(3); \ 485 cat $(obj)$(3) $(2) > $@; \ 486 rm $(obj)$(3) 487 488ifdef CONFIG_TPL 489SPL_PAYLOAD := $(obj)tpl/u-boot-with-tpl.bin 490else 491SPL_PAYLOAD := $(obj)u-boot.bin 492endif 493 494$(obj)u-boot-with-spl.bin: $(obj)spl/u-boot-spl.bin $(SPL_PAYLOAD) 495 $(call SPL_PAD_APPEND,$<,$(SPL_PAYLOAD),spl/u-boot-spl-pad.bin,$(CONFIG_SPL_PAD_TO)) 496 497$(obj)tpl/u-boot-with-tpl.bin: $(obj)tpl/u-boot-tpl.bin $(obj)u-boot.bin 498 $(call SPL_PAD_APPEND,$<,$(obj)u-boot.bin,tpl/u-boot-tpl-pad.bin,$(CONFIG_TPL_PAD_TO)) 499 500$(obj)u-boot-with-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 501 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \ 502 $(OBJTREE)/u-boot-with-spl.imx 503 504$(obj)u-boot-with-nand-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 505 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \ 506 $(OBJTREE)/u-boot-with-nand-spl.imx 507 508$(obj)u-boot.ubl: $(obj)u-boot-with-spl.bin 509 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \ 510 -e $(CONFIG_SYS_TEXT_BASE) -d $< $(obj)u-boot.ubl 511 512$(obj)u-boot.ais: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 513 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \ 514 -T aisimage \ 515 -e $(CONFIG_SPL_TEXT_BASE) \ 516 -d $(obj)spl/u-boot-spl.bin \ 517 $(obj)spl/u-boot-spl.ais 518 $(OBJCOPY) ${OBJCFLAGS} -I binary \ 519 --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \ 520 $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais 521 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \ 522 $(obj)u-boot.ais 523 524 525$(obj)u-boot.sb: $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin 526 $(MAKE) -C $(SRCTREE)/$(CPUDIR)/$(SOC)/ $(OBJTREE)/u-boot.sb 527 528# On x600 (SPEAr600) U-Boot is appended to U-Boot SPL. 529# Both images are created using mkimage (crc etc), so that the ROM 530# bootloader can check its integrity. Padding needs to be done to the 531# SPL image (with mkimage header) and not the binary. Otherwise the resulting image 532# which is loaded/copied by the ROM bootloader to SRAM doesn't fit. 533# The resulting image containing both U-Boot images is called u-boot.spr 534$(obj)u-boot.spr: $(obj)u-boot.img $(obj)spl/u-boot-spl.bin 535 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 536 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \ 537 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img 538 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \ 539 of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null 540 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \ 541 conv=notrunc 2>/dev/null 542 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@ 543 544ifneq ($(CONFIG_TEGRA),) 545$(obj)u-boot-nodtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 546 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin 547 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@ 548 rm $(obj)spl/u-boot-spl-pad.bin 549 550ifeq ($(CONFIG_OF_SEPARATE),y) 551$(obj)u-boot-dtb-tegra.bin: $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb 552 cat $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb > $@ 553endif 554endif 555 556$(obj)u-boot-img.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 557 cat $(obj)spl/u-boot-spl.bin $(obj)u-boot.img > $@ 558 559# PPC4xx needs the SPL at the end of the image, since the reset vector 560# is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target 561# and need to introduce a new build target with the full blown U-Boot 562# at the start padded up to the start of the SPL image. And then concat 563# the SPL image to the end. 564$(obj)u-boot-img-spl-at-end.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 565 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_UBOOT_PAD_TO) \ 566 of=$(obj)u-boot-pad.img 2>/dev/null 567 dd if=$(obj)u-boot.img of=$(obj)u-boot-pad.img \ 568 conv=notrunc 2>/dev/null 569 cat $(obj)u-boot-pad.img $(obj)spl/u-boot-spl.bin > $@ 570 571ifeq ($(CONFIG_SANDBOX),y) 572GEN_UBOOT = \ 573 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \ 574 -Wl,--start-group $(__LIBS) -Wl,--end-group \ 575 $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot 576else 577GEN_UBOOT = \ 578 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \ 579 $(__OBJS) \ 580 --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \ 581 -Map u-boot.map -o u-boot 582endif 583 584$(obj)u-boot: depend \ 585 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds 586 $(GEN_UBOOT) 587ifeq ($(CONFIG_KALLSYMS),y) 588 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \ 589 awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \ 590 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \ 591 -c common/system_map.c -o $(obj)common/system_map.o 592 $(GEN_UBOOT) $(obj)common/system_map.o 593endif 594 595$(OBJS): depend 596 $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@)) 597 598$(LIBS): depend $(SUBDIR_TOOLS) 599 $(MAKE) -C $(dir $(subst $(obj),,$@)) 600 601$(LIBBOARD): depend $(LIBS) 602 $(MAKE) -C $(dir $(subst $(obj),,$@)) 603 604$(SUBDIRS): depend 605 $(MAKE) -C $@ all 606 607$(SUBDIR_EXAMPLES): $(obj)u-boot 608 609$(LDSCRIPT): depend 610 $(MAKE) -C $(dir $@) $(notdir $@) 611 612$(obj)u-boot.lds: $(LDSCRIPT) 613 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@ 614 615nand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend 616 $(MAKE) -C nand_spl/board/$(BOARDDIR) all 617 618$(obj)u-boot-nand.bin: nand_spl $(obj)u-boot.bin 619 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin 620 621$(obj)spl/u-boot-spl.bin: $(SUBDIR_TOOLS) depend 622 $(MAKE) -C spl all 623 624$(obj)tpl/u-boot-tpl.bin: $(SUBDIR_TOOLS) depend 625 $(MAKE) -C spl all CONFIG_TPL_BUILD=y 626 627updater: 628 $(MAKE) -C tools/updater all 629 630# Explicitly make _depend in subdirs containing multiple targets to prevent 631# parallel sub-makes creating .depend files simultaneously. 632depend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) \ 633 $(obj)include/spl-autoconf.mk \ 634 $(obj)include/tpl-autoconf.mk \ 635 $(obj)include/autoconf.mk \ 636 $(obj)include/generated/generic-asm-offsets.h \ 637 $(obj)include/generated/asm-offsets.h 638 for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \ 639 $(MAKE) -C $$dir _depend ; done 640 641TAG_SUBDIRS = $(SUBDIRS) 642TAG_SUBDIRS += $(dir $(__LIBS)) 643TAG_SUBDIRS += include 644 645FIND := find 646FINDFLAGS := -L 647 648checkstack: 649 $(CROSS_COMPILE)objdump -d $(obj)u-boot \ 650 `$(FIND) $(obj) -name u-boot-spl -print` | \ 651 perl $(src)tools/checkstack.pl $(ARCH) 652 653tags ctags: 654 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 655 -name '*.[chS]' -print` 656 657etags: 658 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 659 -name '*.[chS]' -print` 660cscope: 661 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \ 662 cscope.files 663 cscope -b -q -k 664 665SYSTEM_MAP = \ 666 $(NM) $1 | \ 667 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \ 668 LC_ALL=C sort 669$(obj)System.map: $(obj)u-boot 670 @$(call SYSTEM_MAP,$<) > $(obj)System.map 671 672checkthumb: 673 @if test $(call cc-version) -lt 0404; then \ 674 echo -n '*** Your GCC does not produce working '; \ 675 echo 'binaries in THUMB mode.'; \ 676 echo '*** Your board is configured for THUMB mode.'; \ 677 false; \ 678 fi 679 680# GCC 3.x is reported to have problems generating the type of relocation 681# that U-Boot wants. 682# See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html 683checkgcc4: 684 @if test $(call cc-version) -lt 0400; then \ 685 echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \ 686 false; \ 687 fi 688 689checkdtc: 690 @if test $(call dtc-version) -lt 0104; then \ 691 echo '*** Your dtc is too old, please upgrade to dtc 1.4 or newer'; \ 692 false; \ 693 fi 694 695# 696# Auto-generate the autoconf.mk file (which is included by all makefiles) 697# 698# This target actually generates 2 files; autoconf.mk and autoconf.mk.dep. 699# the dep file is only include in this top level makefile to determine when 700# to regenerate the autoconf.mk file. 701$(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h 702 @$(XECHO) Generating $@ ; \ 703 set -e ; \ 704 : Generate the dependancies ; \ 705 $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \ 706 -MQ $(obj)include/autoconf.mk include/common.h > $@ 707 708$(obj)include/autoconf.mk: $(obj)include/config.h 709 @$(XECHO) Generating $@ ; \ 710 set -e ; \ 711 : Extract the config macros ; \ 712 $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \ 713 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \ 714 mv $@.tmp $@ 715 716# Auto-generate the spl-autoconf.mk file (which is included by all makefiles for SPL) 717$(obj)include/tpl-autoconf.mk: $(obj)include/config.h 718 @$(XECHO) Generating $@ ; \ 719 set -e ; \ 720 : Extract the config macros ; \ 721 $(CPP) $(CFLAGS) -DCONFIG_TPL_BUILD -DCONFIG_SPL_BUILD\ 722 -DDO_DEPS_ONLY -dM include/common.h | \ 723 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \ 724 mv $@.tmp $@ 725 726$(obj)include/spl-autoconf.mk: $(obj)include/config.h 727 @$(XECHO) Generating $@ ; \ 728 set -e ; \ 729 : Extract the config macros ; \ 730 $(CPP) $(CFLAGS) -DCONFIG_SPL_BUILD -DDO_DEPS_ONLY -dM include/common.h | \ 731 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \ 732 mv $@.tmp $@ 733 734$(obj)include/generated/generic-asm-offsets.h: $(obj)include/autoconf.mk.dep \ 735 $(obj)include/spl-autoconf.mk \ 736 $(obj)include/tpl-autoconf.mk \ 737 $(obj)lib/asm-offsets.s 738 @$(XECHO) Generating $@ 739 tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@ 740 741$(obj)lib/asm-offsets.s: $(obj)include/autoconf.mk.dep \ 742 $(obj)include/spl-autoconf.mk \ 743 $(obj)include/tpl-autoconf.mk \ 744 $(src)lib/asm-offsets.c 745 @mkdir -p $(obj)lib 746 $(CC) -DDO_DEPS_ONLY \ 747 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 748 -o $@ $(src)lib/asm-offsets.c -c -S 749 750$(obj)include/generated/asm-offsets.h: $(obj)include/autoconf.mk.dep \ 751 $(obj)include/spl-autoconf.mk \ 752 $(obj)include/tpl-autoconf.mk \ 753 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 754 @$(XECHO) Generating $@ 755 tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@ 756 757$(obj)$(CPUDIR)/$(SOC)/asm-offsets.s: $(obj)include/autoconf.mk.dep \ 758 $(obj)include/spl-autoconf.mk \ 759 $(obj)include/tpl-autoconf.mk 760 @mkdir -p $(obj)$(CPUDIR)/$(SOC) 761 if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \ 762 $(CC) -DDO_DEPS_ONLY \ 763 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 764 -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \ 765 else \ 766 touch $@; \ 767 fi 768 769######################################################################### 770else # !config.mk 771all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \ 772$(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \ 773$(filter-out tools,$(SUBDIRS)) \ 774updater depend dep tags ctags etags cscope $(obj)System.map: 775 @echo "System not configured - see README" >&2 776 @ exit 1 777 778tools: $(VERSION_FILE) $(TIMESTAMP_FILE) 779 $(MAKE) -C $@ all 780endif # config.mk 781 782# ARM relocations should all be R_ARM_RELATIVE. 783checkarmreloc: $(obj)u-boot 784 @if test "R_ARM_RELATIVE" != \ 785 "`$(CROSS_COMPILE)readelf -r $< | cut -d ' ' -f 4 | grep R_ARM | sort -u`"; \ 786 then echo "$< contains relocations other than \ 787 R_ARM_RELATIVE"; false; fi 788 789$(VERSION_FILE): 790 @mkdir -p $(dir $(VERSION_FILE)) 791 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \ 792 printf '#define PLAIN_VERSION "%s%s"\n' \ 793 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 794 printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \ 795 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 796 ) > $@.tmp 797 @( printf '#define CC_VERSION_STRING "%s"\n' \ 798 '$(shell $(CC) --version | head -n 1)' )>> $@.tmp 799 @( printf '#define LD_VERSION_STRING "%s"\n' \ 800 '$(shell $(LD) -v | head -n 1)' )>> $@.tmp 801 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 802 803$(TIMESTAMP_FILE): 804 @mkdir -p $(dir $(TIMESTAMP_FILE)) 805 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp 806 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp 807 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 808 809easylogo env gdb: 810 $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION} 811gdbtools: gdb 812 813xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc 814 $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@ 815 816tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE) 817 $(MAKE) -C tools HOST_TOOLS_ALL=y 818 819.PHONY : CHANGELOG 820CHANGELOG: 821 git log --no-merges U-Boot-1_1_5.. | \ 822 unexpand -a | sed -e 's/\s\s*$$//' > $@ 823 824include/license.h: tools/bin2header COPYING 825 cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h 826######################################################################### 827 828unconfig: 829 @rm -f $(obj)include/config.h $(obj)include/config.mk \ 830 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \ 831 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep \ 832 $(obj)include/spl-autoconf.mk \ 833 $(obj)include/tpl-autoconf.mk 834 835%_config:: unconfig 836 @$(MKCONFIG) -A $(@:_config=) 837 838sinclude $(obj).boards.depend 839$(obj).boards.depend: boards.cfg 840 @awk '(NF && $$1 !~ /^#/) { print $$1 ": " $$1 "_config; $$(MAKE)" }' $< > $@ 841 842# 843# Functions to generate common board directory names 844# 845lcname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/') 846ucname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/') 847 848######################################################################### 849######################################################################### 850 851clean: 852 @rm -f $(obj)examples/standalone/82559_eeprom \ 853 $(obj)examples/standalone/atmel_df_pow2 \ 854 $(obj)examples/standalone/eepro100_eeprom \ 855 $(obj)examples/standalone/hello_world \ 856 $(obj)examples/standalone/interrupt \ 857 $(obj)examples/standalone/mem_to_mem_idma2intr \ 858 $(obj)examples/standalone/sched \ 859 $(obj)examples/standalone/smc911{11,x}_eeprom \ 860 $(obj)examples/standalone/test_burst \ 861 $(obj)examples/standalone/timer 862 @rm -f $(obj)examples/api/demo{,.bin} 863 @rm -f $(obj)tools/bmp_logo $(obj)tools/easylogo/easylogo \ 864 $(obj)tools/env/{fw_printenv,fw_setenv} \ 865 $(obj)tools/envcrc \ 866 $(obj)tools/gdb/{astest,gdbcont,gdbsend} \ 867 $(obj)tools/gen_eth_addr $(obj)tools/img2srec \ 868 $(obj)tools/mk{env,}image $(obj)tools/mpc86x_clk \ 869 $(obj)tools/mk{smdk5250,}spl \ 870 $(obj)tools/mxsboot \ 871 $(obj)tools/ncb $(obj)tools/ubsha1 \ 872 $(obj)tools/kernel-doc/docproc \ 873 $(obj)tools/proftool 874 @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image} \ 875 $(obj)board/matrix_vision/*/bootscript.img \ 876 $(obj)board/voiceblue/eeprom \ 877 $(obj)u-boot.lds \ 878 $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs] \ 879 $(obj)arch/blackfin/cpu/init.{lds,elf} 880 @rm -f $(obj)include/bmp_logo.h 881 @rm -f $(obj)include/bmp_logo_data.h 882 @rm -f $(obj)lib/asm-offsets.s 883 @rm -f $(obj)include/generated/asm-offsets.h 884 @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 885 @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE) 886 @$(MAKE) -s -C doc/DocBook/ cleandocs 887 @find $(OBJTREE) -type f \ 888 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \ 889 -o -name '*.o' -o -name '*.a' -o -name '*.exe' \ 890 -o -name '*.cfgtmp' \) -print \ 891 | xargs rm -f 892 893# Removes everything not needed for testing u-boot 894tidy: clean 895 @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f 896 897clobber: tidy 898 @find $(OBJTREE) -type f \( -name '*.srec' \ 899 -o -name '*.bin' -o -name u-boot.img \) \ 900 -print0 | xargs -0 rm -f 901 @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \ 902 $(obj)cscope.* $(obj)*.*~ 903 @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y) 904 @rm -f $(obj)u-boot.kwb 905 @rm -f $(obj)u-boot.pbl 906 @rm -f $(obj)u-boot.imx 907 @rm -f $(obj)u-boot-with-spl.imx 908 @rm -f $(obj)u-boot-with-nand-spl.imx 909 @rm -f $(obj)u-boot.ubl 910 @rm -f $(obj)u-boot.ais 911 @rm -f $(obj)u-boot.dtb 912 @rm -f $(obj)u-boot.sb 913 @rm -f $(obj)u-boot.bd 914 @rm -f $(obj)u-boot.spr 915 @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map} 916 @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map} 917 @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map} 918 @rm -f $(obj)spl/u-boot-spl.lds 919 @rm -f $(obj)tpl/{u-boot-tpl,u-boot-tpl.bin,u-boot-tpl.map} 920 @rm -f $(obj)tpl/u-boot-spl.lds 921 @rm -f $(obj)MLO MLO.byteswap 922 @rm -f $(obj)SPL 923 @rm -f $(obj)tools/xway-swap-bytes 924 @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c 925 @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c 926 @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm 927 @rm -fr $(obj)include/generated 928 @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f 929 @rm -f $(obj)dts/*.tmp 930 @rm -f $(obj)spl/u-boot-spl{,-pad}.ais 931 932mrproper \ 933distclean: clobber unconfig 934ifneq ($(OBJTREE),$(SRCTREE)) 935 rm -rf $(obj)* 936endif 937 938backup: 939 F=`basename $(TOPDIR)` ; cd .. ; \ 940 gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F 941 942######################################################################### 943