# SPDX-License-Identifier: GPL-2.0+
#
-VERSION = 2013
-PATCHLEVEL = 10
+VERSION = 2014
+PATCHLEVEL = 01
SUBLEVEL =
-EXTRAVERSION =
+EXTRAVERSION = -rc1
ifneq "$(SUBLEVEL)" ""
U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
else
# the object files are placed in the source directory.
#
-ifdef O
ifeq ("$(origin O)", "command line")
BUILD_DIR := $(O)
endif
-endif
# Call a source code checker (by default, "sparse") as part of the
# C compilation.
# The "examples" conditionally depend on U-Boot (say, when USE_PRIVATE_LIBGCC
# is "yes"), so compile examples after U-Boot is compiled.
SUBDIR_TOOLS = tools
-SUBDIR_EXAMPLES = examples/standalone examples/api
SUBDIRS = $(SUBDIR_TOOLS)
.PHONY : $(SUBDIRS) $(VERSION_FILE) $(TIMESTAMP_FILE)
sinclude $(obj)include/autoconf.mk.dep
sinclude $(obj)include/autoconf.mk
+SUBDIR_EXAMPLES-y := examples/standalone
+SUBDIR_EXAMPLES-$(CONFIG_API) += examples/api
ifndef CONFIG_SANDBOX
-SUBDIRS += $(SUBDIR_EXAMPLES)
+SUBDIRS += $(SUBDIR_EXAMPLES-y)
endif
# load ARCH, BOARD, and CPU configuration
HAVE_VENDOR_COMMON_LIB = $(if $(wildcard board/$(VENDOR)/common/Makefile),y,n)
-LIBS-y += lib/libgeneric.o
-LIBS-y += lib/rsa/librsa.o
-LIBS-y += lib/lzma/liblzma.o
-LIBS-y += lib/lzo/liblzo.o
-LIBS-y += lib/zlib/libz.o
-LIBS-$(CONFIG_TIZEN) += lib/tizen/libtizen.o
-LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o
-LIBS-y += $(CPUDIR)/lib$(CPU).o
+LIBS-y += lib/
+LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
+LIBS-y += $(CPUDIR)/
ifdef SOC
-LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o
-endif
-ifeq ($(CPU),ixp)
-LIBS-y += drivers/net/npe/libnpe.o
-endif
-LIBS-$(CONFIG_OF_EMBED) += dts/libdts.o
-LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o
-LIBS-y += fs/libfs.o \
- fs/fat/libfat.o
-LIBS-y += net/libnet.o
-LIBS-y += disk/libdisk.o
-LIBS-y += drivers/libdrivers.o
-LIBS-y += drivers/dma/libdma.o
-LIBS-y += drivers/gpio/libgpio.o
-LIBS-y += drivers/i2c/libi2c.o
-LIBS-y += drivers/input/libinput.o
-LIBS-y += drivers/mmc/libmmc.o
-LIBS-y += drivers/mtd/libmtd.o
-LIBS-y += drivers/mtd/nand/libnand.o
-LIBS-y += drivers/mtd/onenand/libonenand.o
-LIBS-y += drivers/mtd/ubi/libubi.o
-LIBS-y += drivers/mtd/spi/libspi_flash.o
-LIBS-y += drivers/net/libnet.o
-LIBS-y += drivers/net/phy/libphy.o
-LIBS-y += drivers/pci/libpci.o
-LIBS-y += drivers/power/libpower.o \
- drivers/power/fuel_gauge/libfuel_gauge.o \
- drivers/power/mfd/libmfd.o \
- drivers/power/pmic/libpmic.o \
- drivers/power/battery/libbattery.o
-LIBS-y += drivers/spi/libspi.o
-ifeq ($(CPU),mpc83xx)
-LIBS-y += drivers/qe/libqe.o
-LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
-LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
-endif
-ifeq ($(CPU),mpc85xx)
-LIBS-y += drivers/qe/libqe.o
-LIBS-y += drivers/net/fm/libfm.o
-LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
-LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
-endif
-ifeq ($(CPU),mpc86xx)
-LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
-LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
-endif
-LIBS-y += drivers/serial/libserial.o
-LIBS-y += drivers/usb/eth/libusb_eth.o
-LIBS-y += drivers/usb/gadget/libusb_gadget.o
-LIBS-y += drivers/usb/host/libusb_host.o
-LIBS-y += drivers/usb/musb/libusb_musb.o
-LIBS-y += drivers/usb/musb-new/libusb_musb-new.o
-LIBS-y += drivers/usb/phy/libusb_phy.o
-LIBS-y += drivers/usb/ulpi/libusb_ulpi.o
-LIBS-y += common/libcommon.o
-LIBS-y += lib/libfdt/libfdt.o
-LIBS-y += api/libapi.o
-LIBS-y += post/libpost.o
-LIBS-y += test/libtest.o
-
-ifneq ($(CONFIG_OMAP_COMMON),)
-LIBS-y += $(CPUDIR)/omap-common/libomap-common.o
-endif
+LIBS-y += $(CPUDIR)/$(SOC)/
+endif
+LIBS-$(CONFIG_IXP4XX_NPE) += drivers/net/npe/
+LIBS-$(CONFIG_OF_EMBED) += dts/
+LIBS-y += arch/$(ARCH)/lib/
+LIBS-y += fs/
+LIBS-y += net/
+LIBS-y += disk/
+LIBS-y += drivers/
+LIBS-y += drivers/dma/
+LIBS-y += drivers/gpio/
+LIBS-y += drivers/i2c/
+LIBS-y += drivers/input/
+LIBS-y += drivers/mmc/
+LIBS-y += drivers/mtd/
+LIBS-y += drivers/mtd/nand/
+LIBS-y += drivers/mtd/onenand/
+LIBS-y += drivers/mtd/ubi/
+LIBS-y += drivers/mtd/spi/
+LIBS-y += drivers/net/
+LIBS-y += drivers/net/phy/
+LIBS-y += drivers/pci/
+LIBS-y += drivers/power/ \
+ drivers/power/fuel_gauge/ \
+ drivers/power/mfd/ \
+ drivers/power/pmic/ \
+ drivers/power/battery/
+LIBS-y += drivers/spi/
+LIBS-$(CONFIG_FMAN_ENET) += drivers/net/fm/
+LIBS-$(CONFIG_SYS_FSL_DDR) += drivers/ddr/fsl/
+LIBS-y += drivers/serial/
+LIBS-y += drivers/usb/eth/
+LIBS-y += drivers/usb/gadget/
+LIBS-y += drivers/usb/host/
+LIBS-y += drivers/usb/musb/
+LIBS-y += drivers/usb/musb-new/
+LIBS-y += drivers/usb/phy/
+LIBS-y += drivers/usb/ulpi/
+LIBS-y += common/
+LIBS-y += lib/libfdt/
+LIBS-$(CONFIG_API) += api/
+LIBS-y += post/
+LIBS-y += test/
ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610))
-LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o
+LIBS-y += arch/$(ARCH)/imx-common/
endif
-ifeq ($(SOC),s5pc1xx)
-LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
-endif
-ifeq ($(SOC),exynos)
-LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
-endif
-LIBS-$(CONFIG_ARM) += arch/arm/cpu/libcpu.o
+LIBS-$(CONFIG_ARM) += arch/arm/cpu/
+LIBS-$(CONFIG_PPC) += arch/powerpc/cpu/
+LIBS-y += board/$(BOARDDIR)/
+
+LIBS-y := $(patsubst %/, %/built-in.o, $(LIBS-y))
LIBS := $(addprefix $(obj),$(sort $(LIBS-y)))
.PHONY : $(LIBS)
-LIBBOARD = board/$(BOARDDIR)/lib$(BOARD).o
-LIBBOARD := $(addprefix $(obj),$(LIBBOARD))
-
# Add GCC lib
ifdef USE_PRIVATE_LIBGCC
ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
__OBJS := $(subst $(obj),,$(OBJS))
-__LIBS := $(subst $(obj),,$(LIBS)) $(subst $(obj),,$(LIBBOARD))
+__LIBS := $(subst $(obj),,$(LIBS))
#########################################################################
#########################################################################
BOARD_SIZE_CHECK =
endif
+# Statically apply RELA-style relocations (currently arm64 only)
+ifneq ($(CONFIG_STATIC_RELA),)
+# $(1) is u-boot ELF, $(2) is u-boot bin, $(3) is text base
+DO_STATIC_RELA = \
+ start=$$($(NM) $(1) | grep __rel_dyn_start | cut -f 1 -d ' '); \
+ end=$$($(NM) $(1) | grep __rel_dyn_end | cut -f 1 -d ' '); \
+ $(obj)tools/relocate-rela $(2) $(3) $$start $$end
+else
+DO_STATIC_RELA =
+endif
+
# Always append ALL so that arch config.mk's can add custom ones
ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map
ifneq ($(CONFIG_SPL_TARGET),)
ALL-$(CONFIG_SPL) += $(obj)$(subst ",,$(CONFIG_SPL_TARGET))
endif
+ALL-$(CONFIG_REMAKE_ELF) += $(obj)u-boot.elf
# enable combined SPL/u-boot/dtb rules for tegra
ifneq ($(CONFIG_TEGRA),)
+ifeq ($(CONFIG_SPL),y)
ifeq ($(CONFIG_OF_SEPARATE),y)
ALL-y += $(obj)u-boot-dtb-tegra.bin
else
ALL-y += $(obj)u-boot-nodtb-tegra.bin
endif
endif
+endif
build := -f $(TOPDIR)/scripts/Makefile.build -C
-all: $(ALL-y) $(SUBDIR_EXAMPLES)
+all: $(ALL-y) $(SUBDIR_EXAMPLES-y)
$(obj)u-boot.dtb: checkdtc $(obj)u-boot
- $(MAKE) -C dts binary
+ $(MAKE) $(build) dts binary
mv $(obj)dts/dt.dtb $@
$(obj)u-boot-dtb.bin: $(obj)u-boot.bin $(obj)u-boot.dtb
$(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@
$(obj)u-boot.srec: $(obj)u-boot
- $(OBJCOPY) -O srec $< $@
+ $(OBJCOPY) ${OBJCFLAGS} -O srec $< $@
$(obj)u-boot.bin: $(obj)u-boot
$(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
+ $(call DO_STATIC_RELA,$<,$@,$(CONFIG_SYS_TEXT_BASE))
$(BOARD_SIZE_CHECK)
$(obj)u-boot.ldr: $(obj)u-boot
$(obj)u-boot.sb: $(obj)u-boot.bin $(obj)spl/u-boot-spl.bin
- $(MAKE) -C $(SRCTREE)/$(CPUDIR)/$(SOC)/ $(OBJTREE)/u-boot.sb
+ $(MAKE) $(build) $(SRCTREE)/$(CPUDIR)/$(SOC)/ $(OBJTREE)/u-boot.sb
# On x600 (SPEAr600) U-Boot is appended to U-Boot SPL.
# Both images are created using mkimage (crc etc), so that the ROM
conv=notrunc 2>/dev/null
cat $(obj)u-boot-pad.img $(obj)spl/u-boot-spl.bin > $@
+# Create a new ELF from a raw binary file. This is useful for arm64
+# where static relocation needs to be performed on the raw binary,
+# but certain simulators only accept an ELF file (but don't do the
+# relocation).
+# FIXME refactor dts/Makefile to share target/arch detection
+$(obj)u-boot.elf: $(obj)u-boot.bin
+ @$(OBJCOPY) -B aarch64 -I binary -O elf64-littleaarch64 \
+ $< $(obj)u-boot-elf.o
+ @$(LD) $(obj)u-boot-elf.o -o $@ \
+ --defsym=_start=$(CONFIG_SYS_TEXT_BASE) \
+ -Ttext=$(CONFIG_SYS_TEXT_BASE)
+
ifeq ($(CONFIG_SANDBOX),y)
GEN_UBOOT = \
cd $(LNDIR) && $(CC) $(SYMS) -T $(obj)u-boot.lds \
endif
$(obj)u-boot: depend \
- $(SUBDIR_TOOLS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds
+ $(SUBDIR_TOOLS) $(OBJS) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds
$(GEN_UBOOT)
ifeq ($(CONFIG_KALLSYMS),y)
smap=`$(call SYSTEM_MAP,$(obj)u-boot) | \
$(GEN_UBOOT) $(obj)common/system_map.o
endif
-# Tentative step for Kbuild-style makefiles coexist with conventional U-Boot style makefiles
-# U-Boot conventional sub makefiles always include some other makefiles.
-# So, the build system searches a line beginning with "include" before entering into the sub makefile
-# in order to distinguish which style it is.
-# If the Makefile include a "include" line, we assume it is an U-Boot style makefile.
-# Otherwise, it is treated as a Kbuild-style makefile.
-select_makefile = \
- +if grep -q "^include" $1/Makefile; then \
- $(MAKE) -C $1; \
- else \
- $(MAKE) -C $1 -f $(TOPDIR)/scripts/Makefile.build; \
- mv $(dir $@)built-in.o $@; \
- fi
-
-# We do not need to build $(OBJS) explicitly.
-# It is built while we are at $(CPUDIR)/lib$(CPU).o build.
-$(OBJS): depend
- if grep -q "^include" $(CPUDIR)/Makefile; then \
- $(MAKE) -C $(CPUDIR) $(if $(REMOTE_BUILD),$@,$(notdir $@)); \
- fi
+$(OBJS):
+ @:
$(LIBS): depend $(SUBDIR_TOOLS)
- +$(call select_makefile, $(dir $(subst $(obj),,$@)))
-
-$(LIBBOARD): depend $(LIBS)
- +$(call select_makefile, $(dir $(subst $(obj),,$@)))
+ $(MAKE) $(build) $(dir $(subst $(obj),,$@))
$(SUBDIRS): depend
$(MAKE) -C $@ all
-$(SUBDIR_EXAMPLES): $(obj)u-boot
+$(SUBDIR_EXAMPLES-y): $(obj)u-boot
$(LDSCRIPT): depend
$(MAKE) -C $(dir $@) $(notdir $@)
$(obj)tpl/u-boot-tpl.bin: $(SUBDIR_TOOLS) depend
$(MAKE) -C spl all CONFIG_TPL_BUILD=y
-updater:
- $(MAKE) -C tools/updater all
-
-select_makefile2 = \
- if grep -q "^include" $1/Makefile; then \
- $(MAKE) -C $1 _depend; \
- else \
- $(MAKE) -C $1 -f $(TOPDIR)/scripts/Makefile.build _depend; \
- fi
-
# Explicitly make _depend in subdirs containing multiple targets to prevent
# parallel sub-makes creating .depend files simultaneously.
depend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) \
$(obj)include/autoconf.mk \
$(obj)include/generated/generic-asm-offsets.h \
$(obj)include/generated/asm-offsets.h
- +for dir in $(SUBDIRS) $(CPUDIR) $(LDSCRIPT_MAKEFILE_DIR) ; do \
- $(call select_makefile2, $$dir); \
- done
TAG_SUBDIRS = $(SUBDIRS)
TAG_SUBDIRS += $(dir $(__LIBS))
grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
LC_ALL=C sort
$(obj)System.map: $(obj)u-boot
- @$(call SYSTEM_MAP,$<) > $(obj)System.map
+ @$(call SYSTEM_MAP,$<) > $@
checkthumb:
@if test $(call cc-version) -lt 0404; then \
all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \
$(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \
$(filter-out tools,$(SUBDIRS)) \
-updater depend dep tags ctags etags cscope $(obj)System.map:
+depend dep tags ctags etags cscope $(obj)System.map:
@echo "System not configured - see README" >&2
@ exit 1
$(MAKE) -C $@ all
endif # config.mk
-# ARM relocations should all be R_ARM_RELATIVE.
+# ARM relocations should all be R_ARM_RELATIVE (32-bit) or
+# R_AARCH64_RELATIVE (64-bit).
checkarmreloc: $(obj)u-boot
- @if test "R_ARM_RELATIVE" != \
- "`$(CROSS_COMPILE)readelf -r $< | cut -d ' ' -f 4 | grep R_ARM | sort -u`"; \
- then echo "$< contains relocations other than \
- R_ARM_RELATIVE"; false; fi
+ @RELOC="`$(CROSS_COMPILE)readelf -r -W $< | cut -d ' ' -f 4 | \
+ grep R_A | sort -u`"; \
+ if test "$$RELOC" != "R_ARM_RELATIVE" -a \
+ "$$RELOC" != "R_AARCH64_RELATIVE"; then \
+ echo "$< contains unexpected relocations: $$RELOC"; \
+ false; \
+ fi
$(VERSION_FILE):
@mkdir -p $(dir $(VERSION_FILE))
$(obj).boards.depend: boards.cfg
@awk '(NF && $$1 !~ /^#/) { print $$7 ": " $$7 "_config; $$(MAKE)" }' $< > $@
-#
-# Functions to generate common board directory names
-#
-lcname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\L\1/')
-ucname = $(shell echo $(1) | sed -e 's/\(.*\)_config/\U\1/')
-
#########################################################################
#########################################################################
$(obj)board/matrix_vision/*/bootscript.img \
$(obj)board/voiceblue/eeprom \
$(obj)u-boot.lds \
- $(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs] \
$(obj)arch/blackfin/cpu/init.{lds,elf}
@rm -f $(obj)include/bmp_logo.h
@rm -f $(obj)include/bmp_logo_data.h
@rm -f $(obj)MLO MLO.byteswap
@rm -f $(obj)SPL
@rm -f $(obj)tools/xway-swap-bytes
- @rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c
- @rm -f $(obj)arch/powerpc/cpu/mpc83xx/ddr-gen?.c
@rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm
@rm -fr $(obj)include/generated
@[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f