# SPDX-License-Identifier: GPL-2.0+
-VERSION = 2022
-PATCHLEVEL = 10
+VERSION = 2023
+PATCHLEVEL = 01
SUBLEVEL =
-EXTRAVERSION = -rc1
+EXTRAVERSION = -rc4
NAME =
# *DOCUMENTATION*
no-dot-config-targets := clean clobber mrproper distclean \
help %docs check% coccicheck \
- ubootversion backup tests check qcheck tcheck pylint \
- pylint_err
+ ubootversion backup tests check pcheck qcheck tcheck \
+ pylint pylint_err
config-targets := 0
mixed-targets := 0
export CFLAGS_NON_EFI # Compiler flags to remove when building EFI app
export EFI_TARGET # binutils target if EFI is natively supported
+export LTO_ENABLE
+
+# This is y if LTO is enabled for this build. See NO_LTO=1 to disable LTO
+ifeq ($(NO_LTO),)
+LTO_ENABLE=$(if $(CONFIG_LTO),y)
+endif
+
# If board code explicitly specified LDSCRIPT or CONFIG_SYS_LDSCRIPT, use
# that (or fail if absent). Otherwise, search for a linker script in a
# standard location.
ifdef CONFIG_CC_OPTIMIZE_FOR_DEBUG
KBUILD_HOSTCFLAGS := -Wall -Wstrict-prototypes -Og -g -fomit-frame-pointer \
$(HOST_LFS_CFLAGS) $(HOSTCFLAGS)
+# Avoid false positives -Wmaybe-uninitialized
+# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78394
+KBUILD_HOSTCFLAGS += -Wno-maybe-uninitialized
KBUILD_HOSTCXXFLAGS := -Og -g $(HOST_LFS_CFLAGS) $(HOSTCXXFLAGS)
endif
endif
ifdef CONFIG_CC_OPTIMIZE_FOR_DEBUG
-KBUILD_CFLAGS += -Og
+KBUILD_CFLAGS += -Og -Wno-maybe-uninitialized
+# Avoid false positives -Wmaybe-uninitialized
+# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78394
+KBUILD_CFLAGS += -Wno-maybe-uninitialized
endif
LTO_CFLAGS :=
LTO_FINAL_LDFLAGS :=
export LTO_CFLAGS LTO_FINAL_LDFLAGS
-ifdef CONFIG_LTO
+ifeq ($(LTO_ENABLE),y)
ifeq ($(cc-name),clang)
- LTO_CFLAGS += -flto
+ LTO_CFLAGS += -DLTO_ENABLE -flto
LTO_FINAL_LDFLAGS += -flto
AR = $(shell $(CC) -print-prog-name=llvm-ar)
NM = $(shell $(CC) -print-prog-name=llvm-nm)
else
NPROC := $(shell nproc 2>/dev/null || echo 1)
- LTO_CFLAGS += -flto=$(NPROC)
+ LTO_CFLAGS += -DLTO_ENABLE -flto=$(NPROC)
LTO_FINAL_LDFLAGS += -fuse-linker-plugin -flto=$(NPROC)
# use plugin aware tools
# change __FILE__ to the relative path from the srctree
KBUILD_CFLAGS += $(call cc-option,-fmacro-prefix-map=$(srctree)/=)
-KBUILD_CFLAGS += -g
+KBUILD_CFLAGS += -gdwarf-4
# $(KBUILD_AFLAGS) sets -g, which causes gcc to pass a suitable -g<format>
# option to the assembler.
-KBUILD_AFLAGS += -g
+KBUILD_AFLAGS += -gdwarf-4
# Report stack usage if supported
# ARC tools based on GCC 7.1 has an issue with stack usage
KBUILD_AFLAGS += $(KAFLAGS)
KBUILD_CFLAGS += $(KCFLAGS)
+KBUILD_LDFLAGS += $(call ld-option,--no-warn-rwx-segments)
+
KBUILD_HOSTCFLAGS += $(if $(CONFIG_TOOLS_DEBUG),-g)
# Use UBOOTINCLUDE when you must reference the include/ directory.
INPUTS-y += init_sp_bss_offset_check
endif
-ifeq ($(CONFIG_MPC85xx)$(CONFIG_OF_SEPARATE),yy)
-INPUTS-y += u-boot-with-dtb.bin
-endif
-
-ifeq ($(CONFIG_ARCH_ROCKCHIP),y)
-# On ARM64 this target is produced by binman so we don't need this dep
+ifeq ($(CONFIG_ARCH_ROCKCHIP)$(CONFIG_SPL),yy)
+# Binman image dependencies
ifeq ($(CONFIG_ARM64),y)
-ifeq ($(CONFIG_SPL),y)
-# TODO: Get binman to generate this too
-INPUTS-y += u-boot-rockchip.bin
-endif
+INPUTS-y += u-boot.itb
else
-ifeq ($(CONFIG_SPL),y)
-# Generate these inputs for binman which will create the output files
-INPUTS-y += idbloader.img u-boot.img
-endif
+INPUTS-y += u-boot.img
endif
endif
LDFLAGS_u-boot += $(call ld-option, --no-dynamic-linker)
# ld.lld support
-LDFLAGS_u-boot += -z notext
+LDFLAGS_u-boot += -z notext $(call ld-option,--apply-dynamic-relocs)
LDFLAGS_u-boot += --build-id=none
ifeq ($(CONFIG_ARC)$(CONFIG_NIOS2)$(CONFIG_X86)$(CONFIG_XTENSA),)
-LDFLAGS_u-boot += -Ttext $(CONFIG_SYS_TEXT_BASE)
+LDFLAGS_u-boot += -Ttext $(CONFIG_TEXT_BASE)
endif
# insure the checker run with the right endianness
cfg: u-boot.cfg
-quiet_cmd_cfgcheck = CFGCHK $2
-cmd_cfgcheck = $(srctree)/scripts/check-config.sh $2 \
- $(srctree)/scripts/config_whitelist.txt $(srctree)
-
quiet_cmd_ofcheck = OFCHK $2
cmd_ofcheck = $(srctree)/scripts/check-of.sh $2 \
$(srctree)/scripts/of_allowlist.txt
endef
-PHONY += inputs
-inputs: $(INPUTS-y)
-
-all: .binman_stamp inputs
+# Timestamp file to make sure that binman always runs
+.binman_stamp: $(INPUTS-y) FORCE
ifeq ($(CONFIG_BINMAN),y)
$(call if_changed,binman)
endif
-
-# Timestamp file to make sure that binman always runs
-.binman_stamp: FORCE
@touch $@
+all: .binman_stamp
+
ifeq ($(CONFIG_DEPRECATED),y)
$(warning "You have deprecated configuration options enabled in your .config! Please check your configuration.")
endif
@echo >&2 "to binman instead, to avoid the proliferation of"
@echo >&2 "arch-specific scripts with no tests."
@echo >&2 "===================================================="
-endif
-ifneq ($(CONFIG_DM),y)
- @echo >&2 "===================== WARNING ======================"
- @echo >&2 "This board does not use CONFIG_DM. CONFIG_DM will be"
- @echo >&2 "compulsory starting with the v2020.01 release."
- @echo >&2 "Failure to update may result in board removal."
- @echo >&2 "See doc/develop/driver-model/migration.rst for more info."
- @echo >&2 "===================================================="
endif
$(call deprecated,CONFIG_WDT,DM watchdog,v2019.10,\
$(CONFIG_WATCHDOG)$(CONFIG_HW_WATCHDOG))
- $(call deprecated,CONFIG_DM_ETH,Ethernet drivers,v2020.07,$(CONFIG_NET))
$(call deprecated,CONFIG_DM_I2C,I2C drivers,v2022.04,$(CONFIG_SYS_I2C_LEGACY))
- $(call deprecated,CONFIG_DM_KEYBOARD,Keyboard drivers,v2022.10,$(CONFIG_KEYBOARD))
- @# CONFIG_SYS_TIMER_RATE has brackets in it for some boards which
+ @# CFG_SYS_TIMER_RATE has brackets in it for some boards which
@# confuses this rule. Use if() to send just a single character which
@# is enable to tell 'deprecated' that one of these symbols exists
- $(call deprecated,CONFIG_TIMER,Timer drivers,v2023.01,$(if $(strip $(CONFIG_SYS_TIMER_RATE)$(CONFIG_SYS_TIMER_COUNTER)),x))
+ $(call deprecated,CONFIG_TIMER,Timer drivers,v2023.01,$(if $(strip $(CFG_SYS_TIMER_RATE)$(CFG_SYS_TIMER_COUNTER)),x))
$(call deprecated,CONFIG_DM_SERIAL,Serial drivers,v2023.04,$(CONFIG_SERIAL))
$(call deprecated,CONFIG_DM_SCSI,SCSI drivers,v2023.04,$(CONFIG_SCSI))
- @# Check that this build does not use CONFIG options that we do not
- @# know about unless they are in Kconfig. All the existing CONFIG
- @# options are whitelisted, so new ones should not be added.
- $(call cmd,cfgcheck,u-boot.cfg)
@# Check that this build does not override OF_HAS_PRIOR_STAGE by
@# disabling OF_BOARD.
$(call cmd,ofcheck,$(KCONFIG_CONFIG))
u-boot-dtb.bin: u-boot-nodtb.bin dts/dt.dtb FORCE
$(call if_changed,cat)
+ifneq ($(CONFIG_MPC85XX_HAVE_RESET_VECTOR)$(CONFIG_OF_SEPARATE),yy)
u-boot.bin: u-boot-dtb.bin FORCE
$(call if_changed,copy)
-else
+endif
+
+else ifneq ($(CONFIG_MPC85XX_HAVE_RESET_VECTOR)$(CONFIG_OF_SEPARATE),yy)
u-boot.bin: u-boot-nodtb.bin FORCE
$(call if_changed,copy)
endif
OBJCOPYFLAGS_u-boot-nodtb.bin := -O binary \
$(if $(CONFIG_X86_16BIT_INIT),-R .start16 -R .resetvec) \
- $(if $(CONFIG_MPC85XX_HAVE_RESET_VECTOR),$(if $(CONFIG_OF_EMBED),,-R .bootpg -R .resetvec))
+ $(if $(CONFIG_MPC85XX_HAVE_RESET_VECTOR),$(if $(CONFIG_OF_SEPARATE),-R .bootpg -R .resetvec))
binary_size_check: u-boot-nodtb.bin FORCE
@file_size=$(shell wc -c u-boot-nodtb.bin | awk '{print $$1}') ; \
quiet_cmd_objcopy_uboot = OBJCOPY $@
ifdef cmd_static_rela
-cmd_objcopy_uboot = $(cmd_objcopy) && $(call shell_cmd,static_rela,$<,$@,$(CONFIG_SYS_TEXT_BASE)) || { rm -f $@; false; }
+cmd_objcopy_uboot = $(cmd_objcopy) && $(call shell_cmd,static_rela,$<,$@,$(CONFIG_TEXT_BASE)) || { rm -f $@; false; }
else
cmd_objcopy_uboot = $(cmd_objcopy)
endif
$(foreach f,$(BINMAN_TOOLPATHS),--toolpath $(f)) \
--toolpath $(objtree)/tools \
$(if $(BINMAN_VERBOSE),-v$(BINMAN_VERBOSE)) \
- build -u -d u-boot.dtb -O . -m --allow-missing \
- --fake-ext-blobs \
+ build -u -d u-boot.dtb -O . -m \
+ $(if $(BINMAN_ALLOW_MISSING),--allow-missing --ignore-missing) \
-I . -I $(srctree) -I $(srctree)/board/$(BOARDDIR) \
-I arch/$(ARCH)/dts -a of-list=$(CONFIG_OF_LIST) \
$(foreach f,$(BINMAN_INDIRS),-I $(f)) \
# U-Boot entry point, needed for booting of full-blown U-Boot
# from the SPL U-Boot version.
#
-ifndef CONFIG_SYS_UBOOT_START
-CONFIG_SYS_UBOOT_START := $(CONFIG_SYS_TEXT_BASE)
+ifndef CFG_SYS_UBOOT_START
+CFG_SYS_UBOOT_START := $(CONFIG_TEXT_BASE)
endif
# Boards with more complex image requirements can provide an .its source file
ifdef CONFIG_SPL_LOAD_FIT
MKIMAGEFLAGS_u-boot.img = -f auto -A $(ARCH) -T firmware -C none -O u-boot \
- -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_UBOOT_START) \
+ -a $(CONFIG_TEXT_BASE) -e $(CFG_SYS_UBOOT_START) \
-p $(CONFIG_FIT_EXTERNAL_OFFSET) \
-n "U-Boot $(UBOOTRELEASE) for $(BOARD) board" -E \
$(patsubst %,-b arch/$(ARCH)/dts/%.dtb,$(subst ",,$(DEVICE_TREE))) \
$(patsubst %,-b arch/$(ARCH)/dts/%.dtbo,$(subst ",,$(CONFIG_OF_OVERLAY_LIST)))
else
MKIMAGEFLAGS_u-boot.img = -A $(ARCH) -T firmware -C none -O u-boot \
- -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_UBOOT_START) \
+ -a $(CONFIG_TEXT_BASE) -e $(CFG_SYS_UBOOT_START) \
-n "U-Boot $(UBOOTRELEASE) for $(BOARD) board"
MKIMAGEFLAGS_u-boot-ivt.img = -A $(ARCH) -T firmware_ivt -C none -O u-boot \
- -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_UBOOT_START) \
+ -a $(CONFIG_TEXT_BASE) -e $(CFG_SYS_UBOOT_START) \
-n "U-Boot $(UBOOTRELEASE) for $(BOARD) board"
u-boot-ivt.img: MKIMAGEOUTPUT = u-boot-ivt.img.log
endif
fi)
MKIMAGEFLAGS_u-boot.kwb = -n $(KWD_CONFIG_FILE) \
- -T kwbimage -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE)
+ -T kwbimage -a $(CONFIG_TEXT_BASE) -e $(CONFIG_TEXT_BASE)
-MKIMAGEFLAGS_u-boot-spl.kwb = -n $(KWD_CONFIG_FILE) \
- -T kwbimage -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) \
+MKIMAGEFLAGS_u-boot-with-spl.kwb = -n $(KWD_CONFIG_FILE) \
+ -T kwbimage -a $(CONFIG_TEXT_BASE) -e $(CONFIG_TEXT_BASE) \
$(if $(KEYDIR),-k $(KEYDIR))
MKIMAGEFLAGS_u-boot.pbl = -n $(srctree)/$(CONFIG_SYS_FSL_PBL_RCW:"%"=%) \
-R $(srctree)/$(CONFIG_SYS_FSL_PBL_PBI:"%"=%) -A $(ARCH) -T pblimage
-ifeq ($(CONFIG_MPC85xx)$(CONFIG_OF_SEPARATE),yy)
-UBOOT_BIN := u-boot-with-dtb.bin
-else
UBOOT_BIN := u-boot.bin
-endif
MKIMAGEFLAGS_u-boot-lzma.img = -A $(ARCH) -T standalone -C lzma -O u-boot \
- -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_UBOOT_START) \
+ -a $(CONFIG_TEXT_BASE) -e $(CFG_SYS_UBOOT_START) \
-n "U-Boot $(UBOOTRELEASE) for $(BOARD) board"
u-boot.bin.lzma: u-boot.bin FORCE
$(BOARD_SIZE_CHECK)
endif
-u-boot-spl.kwb: u-boot.bin spl/u-boot-spl.bin FORCE
+u-boot-with-spl.kwb: u-boot.bin spl/u-boot-spl.bin FORCE
$(call if_changed,mkimage)
+ $(BOARD_SIZE_CHECK)
u-boot.sha1: u-boot.bin
tools/ubsha1 u-boot.bin
u-boot-with-spl.bin: $(SPL_IMAGE) $(SPL_PAYLOAD) FORCE
$(call if_changed,pad_cat)
-ifeq ($(CONFIG_ARCH_ROCKCHIP),y)
-
-# TPL + SPL
-ifeq ($(CONFIG_SPL)$(CONFIG_TPL),yy)
-MKIMAGEFLAGS_u-boot-tpl-rockchip.bin = -n $(CONFIG_SYS_SOC) -T rksd
-tpl/u-boot-tpl-rockchip.bin: tpl/u-boot-tpl.bin FORCE
- $(call if_changed,mkimage)
-idbloader.img: tpl/u-boot-tpl-rockchip.bin spl/u-boot-spl.bin FORCE
- $(call if_changed,cat)
-else
-MKIMAGEFLAGS_idbloader.img = -n $(CONFIG_SYS_SOC) -T rksd
-idbloader.img: spl/u-boot-spl.bin FORCE
- $(call if_changed,mkimage)
-endif
-
-ifeq ($(CONFIG_ARM64),y)
-OBJCOPYFLAGS_u-boot-rockchip.bin = -I binary -O binary \
- --pad-to=$(CONFIG_SPL_PAD_TO) --gap-fill=0xff
-u-boot-rockchip.bin: idbloader.img u-boot.itb FORCE
- $(call if_changed,pad_cat)
-endif # CONFIG_ARM64
-
-endif # CONFIG_ARCH_ROCKCHIP
ifeq ($(CONFIG_ARCH_LPC32XX)$(CONFIG_SPL),yy)
MKIMAGEFLAGS_lpc32xx-spl.img = -T lpc32xximage -a $(CONFIG_SPL_TEXT_BASE)
SPL: spl/u-boot-spl.bin FORCE
$(Q)$(MAKE) $(build)=arch/arm/mach-imx $@
-ifeq ($(CONFIG_ARCH_IMX8M)$(CONFIG_ARCH_IMX8), y)
+#ifeq ($(CONFIG_ARCH_IMX8M)$(CONFIG_ARCH_IMX8), y)
ifeq ($(CONFIG_SPL_LOAD_IMX_CONTAINER), y)
u-boot.cnt: u-boot.bin FORCE
$(Q)$(MAKE) $(build)=arch/arm/mach-imx $@
$(Q)$(MAKE) $(build)=arch/arm/mach-imx $@
endif
endif
-endif
+#endif
u-boot.uim: u-boot.bin FORCE
$(Q)$(MAKE) $(build)=arch/arm/mach-imx $@
u-boot-with-spl.imx u-boot-with-nand-spl.imx: SPL $(if $(CONFIG_OF_SEPARATE),u-boot.img,u-boot.uim) FORCE
$(Q)$(MAKE) $(build)=arch/arm/mach-imx $@
-MKIMAGEFLAGS_u-boot.ubl = -n $(UBL_CONFIG) -T ublimage -e $(CONFIG_SYS_TEXT_BASE)
+MKIMAGEFLAGS_u-boot.ubl = -n $(UBL_CONFIG) -T ublimage -e $(CONFIG_TEXT_BASE)
u-boot.ubl: u-boot-with-spl.bin FORCE
$(call if_changed,mkimage)
endif
-ifeq ($(CONFIG_MPC85xx)$(CONFIG_OF_SEPARATE),yy)
-u-boot-with-dtb.bin: u-boot.bin u-boot.dtb \
- $(if $(CONFIG_MPC85XX_HAVE_RESET_VECTOR), u-boot-br.bin) FORCE
+ifeq ($(CONFIG_MPC85XX_HAVE_RESET_VECTOR)$(CONFIG_OF_SEPARATE),yy)
+u-boot.bin: u-boot-nodtb.bin u-boot.dtb u-boot-br.bin FORCE
$(call if_changed,binman)
-ifeq ($(CONFIG_MPC85XX_HAVE_RESET_VECTOR),y)
OBJCOPYFLAGS_u-boot-br.bin := -O binary -j .bootpg -j .resetvec
u-boot-br.bin: u-boot FORCE
$(call if_changed,objcopy)
endif
-endif
quiet_cmd_ldr = LD $@
cmd_ldr = $(LD) $(LDFLAGS_$(@F)) \
ifeq ($(ARCH),arm)
UBOOT_BINLOAD := u-boot.img
else
-ifeq ($(CONFIG_MPC85xx)$(CONFIG_OF_SEPARATE),yy)
-UBOOT_BINLOAD := u-boot-with-dtb.bin
-else
UBOOT_BINLOAD := u-boot.bin
endif
-endif
OBJCOPYFLAGS_u-boot-with-spl-pbl.bin = -I binary -O binary --pad-to=$(CONFIG_SPL_PAD_TO) \
--gap-fill=0xff
quiet_cmd_u-boot-elf ?= LD $@
cmd_u-boot-elf ?= $(LD) u-boot-elf.o -o $@ \
$(if $(CONFIG_SYS_BIG_ENDIAN),-EB,-EL) \
- -T u-boot-elf.lds --defsym=$(CONFIG_PLATFORM_ELFENTRY)=$(CONFIG_SYS_TEXT_BASE) \
- -Ttext=$(CONFIG_SYS_TEXT_BASE)
+ -T u-boot-elf.lds --defsym=$(CONFIG_PLATFORM_ELFENTRY)=$(CONFIG_TEXT_BASE) \
+ -Ttext=$(CONFIG_TEXT_BASE)
u-boot.elf: u-boot.bin u-boot-elf.lds
$(Q)$(OBJCOPY) -I binary $(PLATFORM_ELFFLAGS) $< u-boot-elf.o
$(call if_changed,u-boot-elf)
$(call if_changed,copy)
else
MKIMAGEFLAGS_u-boot-mtk.bin = -T mtk_image \
- -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) \
+ -a $(CONFIG_TEXT_BASE) -e $(CONFIG_TEXT_BASE) \
-n "$(patsubst "%",%,$(CONFIG_MTK_BROM_HEADER_INFO))"
u-boot-mtk.bin: u-boot.bin FORCE
# Generate linker list symbols references to force compiler to not optimize
# them away when compiling with LTO
-ifdef CONFIG_LTO
+ifeq ($(LTO_ENABLE),y)
u-boot-keep-syms-lto := keep-syms-lto.o
u-boot-keep-syms-lto_c := $(patsubst %.o,%.c,$(u-boot-keep-syms-lto))
# Rule to link u-boot
# May be overridden by arch/$(ARCH)/config.mk
-ifdef CONFIG_LTO
+ifeq ($(LTO_ENABLE),y)
quiet_cmd_u-boot__ ?= LTO $@
cmd_u-boot__ ?= \
$(CC) -nostdlib -nostartfiles \
lpc32xx-* bl31.c bl31.elf bl31_*.bin image.map tispl.bin* \
idbloader.img flash.bin flash.log defconfig keep-syms-lto.c \
mkimage-out.spl.mkimage mkimage.spl.mkimage imx-boot.map \
- itb.fit.fit itb.fit.itb itb.map spl.map
+ itb.fit.fit itb.fit.itb itb.map spl.map mkimage-out.rom.mkimage \
+ mkimage.rom.mkimage rom.map simple-bin.map simple-bin-spi.map \
+ idbloader-spi.img
# Directories & files removed with 'make mrproper'
MRPROPER_DIRS += include/config include/generated spl tpl \
@echo 'Test targets:'
@echo ''
@echo ' check - Run all automated tests that use sandbox'
+ @echo ' pcheck - Run quick automated tests in parallel'
@echo ' qcheck - Run quick automated tests that use sandbox'
@echo ' tcheck - Run quick automated tests on tools'
@echo ' pylint - Run pylint on all Python files'
tests check:
$(srctree)/test/run
+pcheck:
+ $(srctree)/test/run parallel
+
qcheck:
$(srctree)/test/run quick
$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modpost
quiet_cmd_genenv = GENENV $@
-cmd_genenv = $(OBJCOPY) --dump-section .rodata.default_environment=$@ env/common.o; \
- sed --in-place -e 's/\x00/\x0A/g' $@; sed --in-place -e '/^\s*$$/d' $@; \
- sort --field-separator== -k1,1 --stable $@ -o $@
+cmd_genenv = \
+ $(objtree)/tools/printinitialenv | \
+ sed -e '/^\s*$$/d' | \
+ sort --field-separator== -k1,1 --stable -o $@
-u-boot-initial-env: u-boot.bin
+u-boot-initial-env: $(env_h) FORCE
+ $(Q)$(MAKE) $(build)=tools $(objtree)/tools/printinitialenv
$(call if_changed,genenv)
# Consistency checks