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 = -rc3 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 generating object files in a 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 environment 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 environment 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_SPL_FRAMEWORK) += $(obj)u-boot.img 402ALL-$(CONFIG_TPL) += $(obj)tpl/u-boot-tpl.bin 403ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin 404ifneq ($(CONFIG_SPL_TARGET),) 405ALL-$(CONFIG_SPL) += $(obj)$(subst ",,$(CONFIG_SPL_TARGET)) 406endif 407 408# enable combined SPL/u-boot/dtb rules for tegra 409ifneq ($(CONFIG_TEGRA),) 410ifeq ($(CONFIG_OF_SEPARATE),y) 411ALL-y += $(obj)u-boot-dtb-tegra.bin 412else 413ALL-y += $(obj)u-boot-nodtb-tegra.bin 414endif 415endif 416 417all: $(ALL-y) $(SUBDIR_EXAMPLES) 418 419$(obj)u-boot.dtb: checkdtc $(obj)u-boot 420 $(MAKE) -C dts binary 421 mv $(obj)dts/dt.dtb $@ 422 423$(obj)u-boot-dtb.bin: $(obj)u-boot.bin $(obj)u-boot.dtb 424 cat $^ >$@ 425 426$(obj)u-boot.hex: $(obj)u-boot 427 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ 428 429$(obj)u-boot.srec: $(obj)u-boot 430 $(OBJCOPY) -O srec $< $@ 431 432$(obj)u-boot.bin: $(obj)u-boot 433 $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@ 434 $(BOARD_SIZE_CHECK) 435 436$(obj)u-boot.ldr: $(obj)u-boot 437 $(CREATE_LDR_ENV) 438 $(LDR) -T $(CONFIG_BFIN_CPU) -c $@ $< $(LDR_FLAGS) 439 $(BOARD_SIZE_CHECK) 440 441$(obj)u-boot.ldr.hex: $(obj)u-boot.ldr 442 $(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@ -I binary 443 444$(obj)u-boot.ldr.srec: $(obj)u-boot.ldr 445 $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@ -I binary 446 447# 448# U-Boot entry point, needed for booting of full-blown U-Boot 449# from the SPL U-Boot version. 450# 451ifndef CONFIG_SYS_UBOOT_START 452CONFIG_SYS_UBOOT_START := 0 453endif 454 455$(obj)u-boot.img: $(obj)u-boot.bin 456 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 457 -O u-boot -a $(CONFIG_SYS_TEXT_BASE) \ 458 -e $(CONFIG_SYS_UBOOT_START) \ 459 -n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \ 460 sed -e 's/"[ ]*$$/ for $(BOARD) board"/') \ 461 -d $< $@ 462 463$(obj)u-boot.imx: $(obj)u-boot.bin depend 464 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common $(OBJTREE)/u-boot.imx 465 466$(obj)u-boot.kwb: $(obj)u-boot.bin 467 $(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \ 468 -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@ 469 470$(obj)u-boot.pbl: $(obj)u-boot.bin 471 $(obj)tools/mkimage -n $(CONFIG_PBLRCW_CONFIG) \ 472 -R $(CONFIG_PBLPBI_CONFIG) -T pblimage \ 473 -d $< $@ 474 475$(obj)u-boot.sha1: $(obj)u-boot.bin 476 $(obj)tools/ubsha1 $(obj)u-boot.bin 477 478$(obj)u-boot.dis: $(obj)u-boot 479 $(OBJDUMP) -d $< > $@ 480 481# $@ is output, $(1) and $(2) are inputs, $(3) is padded intermediate, 482# $(4) is pad-to 483SPL_PAD_APPEND = \ 484 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(4) -I binary -O binary \ 485 $(1) $(obj)$(3); \ 486 cat $(obj)$(3) $(2) > $@; \ 487 rm $(obj)$(3) 488 489ifdef CONFIG_TPL 490SPL_PAYLOAD := $(obj)tpl/u-boot-with-tpl.bin 491else 492SPL_PAYLOAD := $(obj)u-boot.bin 493endif 494 495$(obj)u-boot-with-spl.bin: $(obj)spl/u-boot-spl.bin $(SPL_PAYLOAD) 496 $(call SPL_PAD_APPEND,$<,$(SPL_PAYLOAD),spl/u-boot-spl-pad.bin,$(CONFIG_SPL_PAD_TO)) 497 498$(obj)tpl/u-boot-with-tpl.bin: $(obj)tpl/u-boot-tpl.bin $(obj)u-boot.bin 499 $(call SPL_PAD_APPEND,$<,$(obj)u-boot.bin,tpl/u-boot-tpl-pad.bin,$(CONFIG_TPL_PAD_TO)) 500 501$(obj)u-boot-with-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 502 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \ 503 $(OBJTREE)/u-boot-with-spl.imx 504 505$(obj)u-boot-with-nand-spl.imx: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 506 $(MAKE) -C $(SRCTREE)/arch/arm/imx-common \ 507 $(OBJTREE)/u-boot-with-nand-spl.imx 508 509$(obj)u-boot.ubl: $(obj)u-boot-with-spl.bin 510 $(obj)tools/mkimage -n $(UBL_CONFIG) -T ublimage \ 511 -e $(CONFIG_SYS_TEXT_BASE) -d $< $(obj)u-boot.ubl 512 513$(obj)u-boot.ais: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 514 $(obj)tools/mkimage -s -n $(if $(CONFIG_AIS_CONFIG_FILE),$(CONFIG_AIS_CONFIG_FILE),"/dev/null") \ 515 -T aisimage \ 516 -e $(CONFIG_SPL_TEXT_BASE) \ 517 -d $(obj)spl/u-boot-spl.bin \ 518 $(obj)spl/u-boot-spl.ais 519 $(OBJCOPY) ${OBJCFLAGS} -I binary \ 520 --pad-to=$(CONFIG_SPL_MAX_SIZE) -O binary \ 521 $(obj)spl/u-boot-spl.ais $(obj)spl/u-boot-spl-pad.ais 522 cat $(obj)spl/u-boot-spl-pad.ais $(obj)u-boot.img > \ 523 $(obj)u-boot.ais 524 525 526$(obj)u-boot.sb: $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin 527 $(MAKE) -C $(SRCTREE)/$(CPUDIR)/$(SOC)/ $(OBJTREE)/u-boot.sb 528 529# On x600 (SPEAr600) U-Boot is appended to U-Boot SPL. 530# Both images are created using mkimage (crc etc), so that the ROM 531# bootloader can check its integrity. Padding needs to be done to the 532# SPL image (with mkimage header) and not the binary. Otherwise the resulting image 533# which is loaded/copied by the ROM bootloader to SRAM doesn't fit. 534# The resulting image containing both U-Boot images is called u-boot.spr 535$(obj)u-boot.spr: $(obj)u-boot.img $(obj)spl/u-boot-spl.bin 536 $(obj)tools/mkimage -A $(ARCH) -T firmware -C none \ 537 -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n XLOADER \ 538 -d $(obj)spl/u-boot-spl.bin $(obj)spl/u-boot-spl.img 539 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_SPL_PAD_TO) \ 540 of=$(obj)spl/u-boot-spl-pad.img 2>/dev/null 541 dd if=$(obj)spl/u-boot-spl.img of=$(obj)spl/u-boot-spl-pad.img \ 542 conv=notrunc 2>/dev/null 543 cat $(obj)spl/u-boot-spl-pad.img $(obj)u-boot.img > $@ 544 545ifneq ($(CONFIG_TEGRA),) 546$(obj)u-boot-nodtb-tegra.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.bin 547 $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(CONFIG_SYS_TEXT_BASE) -O binary $(obj)spl/u-boot-spl $(obj)spl/u-boot-spl-pad.bin 548 cat $(obj)spl/u-boot-spl-pad.bin $(obj)u-boot.bin > $@ 549 rm $(obj)spl/u-boot-spl-pad.bin 550 551ifeq ($(CONFIG_OF_SEPARATE),y) 552$(obj)u-boot-dtb-tegra.bin: $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb 553 cat $(obj)u-boot-nodtb-tegra.bin $(obj)u-boot.dtb > $@ 554endif 555endif 556 557$(obj)u-boot-img.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 558 cat $(obj)spl/u-boot-spl.bin $(obj)u-boot.img > $@ 559 560# PPC4xx needs the SPL at the end of the image, since the reset vector 561# is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target 562# and need to introduce a new build target with the full blown U-Boot 563# at the start padded up to the start of the SPL image. And then concat 564# the SPL image to the end. 565$(obj)u-boot-img-spl-at-end.bin: $(obj)spl/u-boot-spl.bin $(obj)u-boot.img 566 tr "\000" "\377" < /dev/zero | dd ibs=1 count=$(CONFIG_UBOOT_PAD_TO) \ 567 of=$(obj)u-boot-pad.img 2>/dev/null 568 dd if=$(obj)u-boot.img of=$(obj)u-boot-pad.img \ 569 conv=notrunc 2>/dev/null 570 cat $(obj)u-boot-pad.img $(obj)spl/u-boot-spl.bin > $@ 571 572ifeq ($(CONFIG_SANDBOX),y) 573GEN_UBOOT = \ 574 cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \ 575 -Wl,--start-group $(__LIBS) -Wl,--end-group \ 576 $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map -o u-boot 577else 578GEN_UBOOT = \ 579 cd $(LNDIR) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \ 580 $(__OBJS) \ 581 --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \ 582 -Map u-boot.map -o u-boot 583endif 584 585$(obj)u-boot: depend \ 586 $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds 587 $(GEN_UBOOT) 588ifeq ($(CONFIG_KALLSYMS),y) 589 smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \ 590 awk '$$2 ~ /[tTwW]/ {printf $$1 $$3 "\\\\000"}'` ; \ 591 $(CC) $(CFLAGS) -DSYSTEM_MAP="\"$${smap}\"" \ 592 -c common/system_map.c -o $(obj)common/system_map.o 593 $(GEN_UBOOT) $(obj)common/system_map.o 594endif 595 596$(OBJS): depend 597 $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@)) 598 599$(LIBS): depend $(SUBDIR_TOOLS) 600 $(MAKE) -C $(dir $(subst $(obj),,$@)) 601 602$(LIBBOARD): depend $(LIBS) 603 $(MAKE) -C $(dir $(subst $(obj),,$@)) 604 605$(SUBDIRS): depend 606 $(MAKE) -C $@ all 607 608$(SUBDIR_EXAMPLES): $(obj)u-boot 609 610$(LDSCRIPT): depend 611 $(MAKE) -C $(dir $@) $(notdir $@) 612 613$(obj)u-boot.lds: $(LDSCRIPT) 614 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$< >$@ 615 616nand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend 617 $(MAKE) -C nand_spl/board/$(BOARDDIR) all 618 619$(obj)u-boot-nand.bin: nand_spl $(obj)u-boot.bin 620 cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin 621 622$(obj)spl/u-boot-spl.bin: $(SUBDIR_TOOLS) depend 623 $(MAKE) -C spl all 624 625$(obj)tpl/u-boot-tpl.bin: $(SUBDIR_TOOLS) depend 626 $(MAKE) -C spl all CONFIG_TPL_BUILD=y 627 628updater: 629 $(MAKE) -C tools/updater all 630 631# Explicitly make _depend in subdirs containing multiple targets to prevent 632# parallel sub-makes creating .depend files simultaneously. 633depend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) \ 634 $(obj)include/spl-autoconf.mk \ 635 $(obj)include/tpl-autoconf.mk \ 636 $(obj)include/autoconf.mk \ 637 $(obj)include/generated/generic-asm-offsets.h \ 638 $(obj)include/generated/asm-offsets.h 639 for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \ 640 $(MAKE) -C $$dir _depend ; done 641 642TAG_SUBDIRS = $(SUBDIRS) 643TAG_SUBDIRS += $(dir $(__LIBS)) 644TAG_SUBDIRS += include 645 646FIND := find 647FINDFLAGS := -L 648 649checkstack: 650 $(CROSS_COMPILE)objdump -d $(obj)u-boot \ 651 `$(FIND) $(obj) -name u-boot-spl -print` | \ 652 perl $(src)tools/checkstack.pl $(ARCH) 653 654tags ctags: 655 ctags -w -o $(obj)ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 656 -name '*.[chS]' -print` 657 658etags: 659 etags -a -o $(obj)etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ 660 -name '*.[chS]' -print` 661cscope: 662 $(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) -name '*.[chS]' -print > \ 663 cscope.files 664 cscope -b -q -k 665 666SYSTEM_MAP = \ 667 $(NM) $1 | \ 668 grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \ 669 LC_ALL=C sort 670$(obj)System.map: $(obj)u-boot 671 @$(call SYSTEM_MAP,$<) > $(obj)System.map 672 673checkthumb: 674 @if test $(call cc-version) -lt 0404; then \ 675 echo -n '*** Your GCC does not produce working '; \ 676 echo 'binaries in THUMB mode.'; \ 677 echo '*** Your board is configured for THUMB mode.'; \ 678 false; \ 679 fi 680 681# GCC 3.x is reported to have problems generating the type of relocation 682# that U-Boot wants. 683# See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html 684checkgcc4: 685 @if test $(call cc-version) -lt 0400; then \ 686 echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \ 687 false; \ 688 fi 689 690checkdtc: 691 @if test $(call dtc-version) -lt 0104; then \ 692 echo '*** Your dtc is too old, please upgrade to dtc 1.4 or newer'; \ 693 false; \ 694 fi 695 696# 697# Auto-generate the autoconf.mk file (which is included by all makefiles) 698# 699# This target actually generates 2 files; autoconf.mk and autoconf.mk.dep. 700# the dep file is only include in this top level makefile to determine when 701# to regenerate the autoconf.mk file. 702$(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h 703 @$(XECHO) Generating $@ ; \ 704 set -e ; \ 705 : Generate the dependancies ; \ 706 $(CC) -x c -DDO_DEPS_ONLY -M $(CFLAGS) $(CPPFLAGS) \ 707 -MQ $(obj)include/autoconf.mk include/common.h > $@ 708 709$(obj)include/autoconf.mk: $(obj)include/config.h 710 @$(XECHO) Generating $@ ; \ 711 set -e ; \ 712 : Extract the config macros ; \ 713 $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \ 714 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \ 715 mv $@.tmp $@ 716 717# Auto-generate the spl-autoconf.mk file (which is included by all makefiles for SPL) 718$(obj)include/tpl-autoconf.mk: $(obj)include/config.h 719 @$(XECHO) Generating $@ ; \ 720 set -e ; \ 721 : Extract the config macros ; \ 722 $(CPP) $(CFLAGS) -DCONFIG_TPL_BUILD -DCONFIG_SPL_BUILD\ 723 -DDO_DEPS_ONLY -dM include/common.h | \ 724 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \ 725 mv $@.tmp $@ 726 727$(obj)include/spl-autoconf.mk: $(obj)include/config.h 728 @$(XECHO) Generating $@ ; \ 729 set -e ; \ 730 : Extract the config macros ; \ 731 $(CPP) $(CFLAGS) -DCONFIG_SPL_BUILD -DDO_DEPS_ONLY -dM include/common.h | \ 732 sed -n -f tools/scripts/define2mk.sed > $@.tmp && \ 733 mv $@.tmp $@ 734 735$(obj)include/generated/generic-asm-offsets.h: $(obj)include/autoconf.mk.dep \ 736 $(obj)include/spl-autoconf.mk \ 737 $(obj)include/tpl-autoconf.mk \ 738 $(obj)lib/asm-offsets.s 739 @$(XECHO) Generating $@ 740 tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@ 741 742$(obj)lib/asm-offsets.s: $(obj)include/autoconf.mk.dep \ 743 $(obj)include/spl-autoconf.mk \ 744 $(obj)include/tpl-autoconf.mk \ 745 $(src)lib/asm-offsets.c 746 @mkdir -p $(obj)lib 747 $(CC) -DDO_DEPS_ONLY \ 748 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 749 -o $@ $(src)lib/asm-offsets.c -c -S 750 751$(obj)include/generated/asm-offsets.h: $(obj)include/autoconf.mk.dep \ 752 $(obj)include/spl-autoconf.mk \ 753 $(obj)include/tpl-autoconf.mk \ 754 $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 755 @$(XECHO) Generating $@ 756 tools/scripts/make-asm-offsets $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s $@ 757 758$(obj)$(CPUDIR)/$(SOC)/asm-offsets.s: $(obj)include/autoconf.mk.dep \ 759 $(obj)include/spl-autoconf.mk \ 760 $(obj)include/tpl-autoconf.mk 761 @mkdir -p $(obj)$(CPUDIR)/$(SOC) 762 if [ -f $(src)$(CPUDIR)/$(SOC)/asm-offsets.c ];then \ 763 $(CC) -DDO_DEPS_ONLY \ 764 $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ 765 -o $@ $(src)$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \ 766 else \ 767 touch $@; \ 768 fi 769 770######################################################################### 771else # !config.mk 772all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \ 773$(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \ 774$(filter-out tools,$(SUBDIRS)) \ 775updater depend dep tags ctags etags cscope $(obj)System.map: 776 @echo "System not configured - see README" >&2 777 @ exit 1 778 779tools: $(VERSION_FILE) $(TIMESTAMP_FILE) 780 $(MAKE) -C $@ all 781endif # config.mk 782 783# ARM relocations should all be R_ARM_RELATIVE. 784checkarmreloc: $(obj)u-boot 785 @if test "R_ARM_RELATIVE" != \ 786 "`$(CROSS_COMPILE)readelf -r $< | cut -d ' ' -f 4 | grep R_ARM | sort -u`"; \ 787 then echo "$< contains relocations other than \ 788 R_ARM_RELATIVE"; false; fi 789 790$(VERSION_FILE): 791 @mkdir -p $(dir $(VERSION_FILE)) 792 @( localvers='$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ; \ 793 printf '#define PLAIN_VERSION "%s%s"\n' \ 794 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 795 printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' \ 796 "$(U_BOOT_VERSION)" "$${localvers}" ; \ 797 ) > $@.tmp 798 @( printf '#define CC_VERSION_STRING "%s"\n' \ 799 '$(shell $(CC) --version | head -n 1)' )>> $@.tmp 800 @( printf '#define LD_VERSION_STRING "%s"\n' \ 801 '$(shell $(LD) -v | head -n 1)' )>> $@.tmp 802 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 803 804$(TIMESTAMP_FILE): 805 @mkdir -p $(dir $(TIMESTAMP_FILE)) 806 @LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"' > $@.tmp 807 @LC_ALL=C date +'#define U_BOOT_TIME "%T"' >> $@.tmp 808 @cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@ 809 810easylogo env gdb: 811 $(MAKE) -C tools/$@ all MTD_VERSION=${MTD_VERSION} 812gdbtools: gdb 813 814xmldocs pdfdocs psdocs htmldocs mandocs: tools/kernel-doc/docproc 815 $(MAKE) U_BOOT_VERSION=$(U_BOOT_VERSION) -C doc/DocBook/ $@ 816 817tools-all: easylogo env gdb $(VERSION_FILE) $(TIMESTAMP_FILE) 818 $(MAKE) -C tools HOST_TOOLS_ALL=y 819 820.PHONY : CHANGELOG 821CHANGELOG: 822 git log --no-merges U-Boot-1_1_5.. | \ 823 unexpand -a | sed -e 's/\s\s*$$//' > $@ 824 825include/license.h: tools/bin2header COPYING 826 cat COPYING | gzip -9 -c | ./tools/bin2header license_gzip > include/license.h 827######################################################################### 828 829unconfig: 830 @rm -f $(obj)include/config.h $(obj)include/config.mk \ 831 $(obj)board/*/config.tmp $(obj)board/*/*/config.tmp \ 832 $(obj)include/autoconf.mk $(obj)include/autoconf.mk.dep \ 833 $(obj)include/spl-autoconf.mk \ 834 $(obj)include/tpl-autoconf.mk 835 836%_config:: unconfig 837 @$(MKCONFIG) -A $(@:_config=) 838 839sinclude $(obj).boards.depend 840$(obj).boards.depend: boards.cfg 841 @awk '(NF && $$1 !~ /^#/) { print $$7 ": " $$7 "_config; $$(MAKE) -d" }' $< > $@ 842 843# 844# Functions to generate common board directory names 845# 846lcname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/') 847ucname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/') 848 849######################################################################### 850######################################################################### 851 852clean: 853 @rm -f $(obj)examples/standalone/82559_eeprom \ 854 $(obj)examples/standalone/atmel_df_pow2 \ 855 $(obj)examples/standalone/eepro100_eeprom \ 856 $(obj)examples/standalone/hello_world \ 857 $(obj)examples/standalone/interrupt \ 858 $(obj)examples/standalone/mem_to_mem_idma2intr \ 859 $(obj)examples/standalone/sched \ 860 $(obj)examples/standalone/smc911{11,x}_eeprom \ 861 $(obj)examples/standalone/test_burst \ 862 $(obj)examples/standalone/timer 863 @rm -f $(obj)examples/api/demo{,.bin} 864 @rm -f $(obj)tools/bmp_logo $(obj)tools/easylogo/easylogo \ 865 $(obj)tools/env/{fw_printenv,fw_setenv} \ 866 $(obj)tools/envcrc \ 867 $(obj)tools/gdb/{astest,gdbcont,gdbsend} \ 868 $(obj)tools/gen_eth_addr $(obj)tools/img2srec \ 869 $(obj)tools/mk{env,}image $(obj)tools/mpc86x_clk \ 870 $(obj)tools/mk{$(BOARD),}spl \ 871 $(obj)tools/mxsboot \ 872 $(obj)tools/ncb $(obj)tools/ubsha1 \ 873 $(obj)tools/kernel-doc/docproc \ 874 $(obj)tools/proftool 875 @rm -f $(obj)board/cray/L1/{bootscript.c,bootscript.image} \ 876 $(obj)board/matrix_vision/*/bootscript.img \ 877 $(obj)board/voiceblue/eeprom \ 878 $(obj)u-boot.lds \ 879 $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs] \ 880 $(obj)arch/blackfin/cpu/init.{lds,elf} 881 @rm -f $(obj)include/bmp_logo.h 882 @rm -f $(obj)include/bmp_logo_data.h 883 @rm -f $(obj)lib/asm-offsets.s 884 @rm -f $(obj)include/generated/asm-offsets.h 885 @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s 886 @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE) 887 @$(MAKE) -s -C doc/DocBook/ cleandocs 888 @find $(OBJTREE) -type f \ 889 \( -name 'core' -o -name '*.bak' -o -name '*~' -o -name '*.su' \ 890 -o -name '*.o' -o -name '*.a' -o -name '*.exe' \ 891 -o -name '*.cfgtmp' \) -print \ 892 | xargs rm -f 893 894# Removes everything not needed for testing u-boot 895tidy: clean 896 @find $(OBJTREE) -type f \( -name '*.depend*' \) -print | xargs rm -f 897 898clobber: tidy 899 @find $(OBJTREE) -type f \( -name '*.srec' \ 900 -o -name '*.bin' -o -name u-boot.img \) \ 901 -print0 | xargs -0 rm -f 902 @rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS \ 903 $(obj)cscope.* $(obj)*.*~ 904 @rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL-y) 905 @rm -f $(obj)u-boot.kwb 906 @rm -f $(obj)u-boot.pbl 907 @rm -f $(obj)u-boot.imx 908 @rm -f $(obj)u-boot-with-spl.imx 909 @rm -f $(obj)u-boot-with-nand-spl.imx 910 @rm -f $(obj)u-boot.ubl 911 @rm -f $(obj)u-boot.ais 912 @rm -f $(obj)u-boot.dtb 913 @rm -f $(obj)u-boot.sb 914 @rm -f $(obj)u-boot.bd 915 @rm -f $(obj)u-boot.spr 916 @rm -f $(obj)nand_spl/{u-boot.{lds,lst},System.map} 917 @rm -f $(obj)nand_spl/{u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map} 918 @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.map} 919 @rm -f $(obj)spl/u-boot-spl.lds 920 @rm -f $(obj)tpl/{u-boot-tpl,u-boot-tpl.bin,u-boot-tpl.map} 921 @rm -f $(obj)tpl/u-boot-spl.lds 922 @rm -f $(obj)MLO MLO.byteswap 923 @rm -f $(obj)SPL 924 @rm -f $(obj)tools/xway-swap-bytes 925 @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c 926 @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c 927 @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm 928 @rm -fr $(obj)include/generated 929 @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f 930 @rm -f $(obj)dts/*.tmp 931 @rm -f $(obj)spl/u-boot-spl{,-pad}.ais 932 933mrproper \ 934distclean: clobber unconfig 935ifneq ($(OBJTREE),$(SRCTREE)) 936 rm -rf $(obj)* 937endif 938 939backup: 940 F=`basename $(TOPDIR)` ; cd .. ; \ 941 gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F 942 943######################################################################### 944