-#
-# SPDX-License-Identifier: GPL-2.0+
-#
+# SPDX-License-Identifier: GPL-2.0+
VERSION = 2018
-PATCHLEVEL = 05
+PATCHLEVEL = 07
SUBLEVEL =
-EXTRAVERSION = -rc1
+EXTRAVERSION = -rc2
NAME =
# *DOCUMENTATION*
$(if $(CONFIG_TOOLS_DEBUG),-g)
HOSTCXXFLAGS = -O2
+# With the move to GCC 6, we have implicitly upgraded our language
+# standard to GNU11 (see https://gcc.gnu.org/gcc-5/porting_to.html).
+# Some Linux distributions (including RHEL7, SLES13, Debian 8) still
+# have older compilers as their default, so we make it explicit for
+# these that our host tools are GNU11 (i.e. C11 w/ GNU extensions).
+ifeq ($(HOSTOS),linux)
+HOSTCFLAGS += --std=gnu11
+endif
+
ifeq ($(HOSTOS),cygwin)
HOSTCFLAGS += -ansi
endif
STRIP = $(CROSS_COMPILE)strip
OBJCOPY = $(CROSS_COMPILE)objcopy
OBJDUMP = $(CROSS_COMPILE)objdump
+LEX = flex
+YACC = bison
AWK = awk
PERL = perl
PYTHON ?= python
+PYTHON2 = python2
+PYTHON3 = python3
DTC ?= $(objtree)/scripts/dtc/dtc
CHECK = sparse
export ARCH CPU BOARD VENDOR SOC CPUDIR BOARDDIR
export CONFIG_SHELL HOSTCC HOSTCFLAGS HOSTLDFLAGS CROSS_COMPILE AS LD CC
export CPP AR NM LDR STRIP OBJCOPY OBJDUMP
-export MAKE AWK PERL PYTHON
+export MAKE LEX YACC AWK PERL PYTHON PYTHON2 PYTHON3
export HOSTCXX HOSTCXXFLAGS CHECK CHECKFLAGS DTC DTC_FLAGS
export KBUILD_CPPFLAGS NOSTDINC_FLAGS UBOOTINCLUDE OBJCOPYFLAGS LDFLAGS
version_h := include/generated/version_autogenerated.h
timestamp_h := include/generated/timestamp_autogenerated.h
+defaultenv_h := include/generated/defaultenv_autogenerated.h
no-dot-config-targets := clean clobber mrproper distclean \
help %docs check% coccicheck \
# if auto.conf.cmd is missing then we are probably in a cleaned tree so
# we execute the config step to be sure to catch updated Kconfig files
include/config/%.conf: $(KCONFIG_CONFIG) include/config/auto.conf.cmd
- $(Q)$(MAKE) -f $(srctree)/Makefile silentoldconfig
+ $(Q)$(MAKE) -f $(srctree)/Makefile syncconfig
@# If the following part fails, include/config/auto.conf should be
@# deleted so "make silentoldconfig" will be re-run on the next build.
$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.autoconf || \
KBUILD_CFLAGS += $(call cc-option,-fno-stack-protector)
KBUILD_CFLAGS += $(call cc-option,-fno-delete-null-pointer-checks)
+# change __FILE__ to the relative path from the srctree
+KBUILD_CFLAGS += $(call cc-option,-fmacro-prefix-map=$(srctree)/=)
+
KBUILD_CFLAGS += -g
# $(KBUILD_AFLAGS) sets -g, which causes gcc to pass a suitable -g<format>
# option to the assembler.
KBUILD_AFLAGS += -g
# Report stack usage if supported
+# ARC tools based on GCC 7.1 has an issue with stack usage
+# with naked functions, see commit message for more details
+ifndef CONFIG_ARC
ifeq ($(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-stack-usage.sh $(CC)),y)
KBUILD_CFLAGS += -fstack-usage
endif
+endif
KBUILD_CFLAGS += $(call cc-option,-Wno-format-nonliteral)
+ifeq ($(cc-name),clang)
+KBUILD_CPPFLAGS += $(call cc-option,-Qunused-arguments,)
+KBUILD_CFLAGS += $(call cc-disable-warning, format-invalid-specifier)
+KBUILD_CFLAGS += $(call cc-disable-warning, gnu)
+KBUILD_CFLAGS += $(call cc-disable-warning, address-of-packed-member)
+KBUILD_CFLAGS += $(call cc-option, -fcatch-undefined-behavior)
+endif
# turn jbsr into jsr for m68k
ifeq ($(ARCH),m68k)
PLATFORM_LIBGCC := -L $(shell dirname `$(CC) $(c_flags) -print-libgcc-file-name`) -lgcc
endif
PLATFORM_LIBS += $(PLATFORM_LIBGCC)
+
+ifdef CONFIG_CC_COVERAGE
+KBUILD_CFLAGS += --coverage
+PLATFORM_LIBGCC += -lgcov
+endif
+
export PLATFORM_LIBS
export PLATFORM_LIBGCC
ifeq ($(CONFIG_MX6)$(CONFIG_SECURE_BOOT), yy)
ALL-$(CONFIG_SPL_FRAMEWORK) += u-boot-ivt.img
else
+ifeq ($(CONFIG_MX7)$(CONFIG_SECURE_BOOT), yy)
+ALL-$(CONFIG_SPL_FRAMEWORK) += u-boot-ivt.img
+else
ALL-$(CONFIG_SPL_FRAMEWORK) += u-boot.img
endif
+endif
ALL-$(CONFIG_TPL) += tpl/u-boot-tpl.bin
ALL-$(CONFIG_OF_SEPARATE) += u-boot.dtb
ifeq ($(CONFIG_SPL_FRAMEWORK),y)
quiet_cmd_mkimage = MKIMAGE $@
cmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \
- $(if $(KBUILD_VERBOSE:1=), >$(MKIMAGEOUTPUT))
+ >$(MKIMAGEOUTPUT) $(if $(KBUILD_VERBOSE:0=), && cat $(MKIMAGEOUTPUT))
quiet_cmd_mkfitimage = MKIMAGE $@
cmd_mkfitimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -f $(U_BOOT_ITS) -E $@ \
- $(if $(KBUILD_VERBOSE:1=), >$(MKIMAGEOUTPUT))
+ >$(MKIMAGEOUTPUT) $(if $(KBUILD_VERBOSE:0=), && cat $(MKIMAGEOUTPUT))
quiet_cmd_cat = CAT $@
cmd_cat = cat $(filter-out $(PHONY), $^) > $@
@/bin/false
endif
+ifeq ($(CONFIG_USE_DEFAULT_ENV_FILE),y)
+prepare1: $(defaultenv_h)
+endif
+
archprepare: prepare1 scripts_basic
prepare0: archprepare FORCE
fi)
endef
+define filechk_defaultenv.h
+ (grep -v '^#' | \
+ grep -v '^$$' | \
+ tr '\n' '\0' | \
+ sed -e 's/\\\x0/\n/' | \
+ xxd -i ; echo ", 0x00" ; )
+endef
+
$(version_h): include/config/uboot.release FORCE
$(call filechk,version.h)
$(timestamp_h): $(srctree)/Makefile FORCE
$(call filechk,timestamp.h)
+$(defaultenv_h): $(CONFIG_DEFAULT_ENV_FILE:"%"=%) FORCE
+ $(call filechk,defaultenv.h)
+
# ---------------------------------------------------------------------------
quiet_cmd_cpp_lds = LDS $@
cmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) \
\( -name '*.[oas]' -o -name '*.ko' -o -name '.*.cmd' \
-o -name '*.ko.*' -o -name '*.su' -o -name '*.cfgtmp' \
-o -name '.*.d' -o -name '.*.tmp' -o -name '*.mod.c' \
+ -o -name '*.lex.c' -o -name '*.tab.[ch]' \
-o -name '*.symtypes' -o -name 'modules.order' \
-o -name modules.builtin -o -name '.tmp_*.o.*' \
-o -name 'dsdt.aml' -o -name 'dsdt.asl.tmp' -o -name 'dsdt.c' \
- -o -name '*.gcno' \) -type f -print | xargs rm -f
+ -o -name '*.efi' -o -name '*.gcno' -o -name '*.so' \) \
+ -type f -print | xargs rm -f
# mrproper - Delete all generated files, including .config
#