X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=Makefile;h=840c39b43b882ad6e7432c9a1940efea87adb159;hb=ea5ee2d7fb56632968f46814b19f56a64ea88add;hp=7865cb9a3c10d775f4d73ecba76d52344807644e;hpb=1cad23c5f471d695bed1e3907e30caee3c2a3056;p=u-boot diff --git a/Makefile b/Makefile index 7865cb9a3c..840c39b43b 100644 --- a/Makefile +++ b/Makefile @@ -8,7 +8,7 @@ VERSION = 2014 PATCHLEVEL = 04 SUBLEVEL = -EXTRAVERSION = -rc2 +EXTRAVERSION = NAME = # *DOCUMENTATION* @@ -124,9 +124,10 @@ ifneq ($(KBUILD_OUTPUT),) # Invoke a second make in the output directory, passing relevant variables # check that the output directory actually exists saved-output := $(KBUILD_OUTPUT) -KBUILD_OUTPUT := $(shell cd $(KBUILD_OUTPUT) && /bin/pwd) +KBUILD_OUTPUT := $(shell mkdir -p $(KBUILD_OUTPUT) && cd $(KBUILD_OUTPUT) \ + && /bin/pwd) $(if $(KBUILD_OUTPUT),, \ - $(error output directory "$(saved-output)" does not exist)) + $(error failed to create output directory "$(saved-output)")) PHONY += $(MAKECMDGOALS) sub-make @@ -204,7 +205,14 @@ CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \ else echo sh; fi ; fi) HOSTCC = gcc +HOSTCXX = g++ HOSTCFLAGS = -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer +HOSTCXXFLAGS = -O2 + +ifeq ($(shell $(HOSTCC) -v 2>&1 | grep -c "clang version"), 1) +HOSTCFLAGS += -Wno-unused-value -Wno-unused-parameter \ + -Wno-missing-field-initializers -fno-delete-null-pointer-checks +endif ifeq ($(HOSTOS),cygwin) HOSTCFLAGS += -ansi @@ -300,12 +308,26 @@ endif # If the user is running make -s (silent mode), suppress echoing of # commands +ifneq ($(filter 4.%,$(MAKE_VERSION)),) # make-4 +ifneq ($(filter %s ,$(firstword x$(MAKEFLAGS))),) + quiet=silent_ +endif +else # make-3.8x ifneq ($(filter s% -s%,$(MAKEFLAGS)),) quiet=silent_ endif +endif export quiet Q KBUILD_VERBOSE +ifneq ($(CC),) +ifeq ($(shell $(CC) -v 2>&1 | grep -c "clang version"), 1) +COMPILER := clang +else +COMPILER := gcc +endif +export COMPILER +endif # Look for make include files relative to root of kernel src MAKEFLAGS += --include-dir=$(srctree) @@ -367,8 +389,9 @@ export MODVERDIR := $(if $(KBUILD_EXTMOD),$(firstword $(KBUILD_EXTMOD))/).tmp_ve # Files to ignore in find ... statements -RCS_FIND_IGNORE := \( -name SCCS -o -name BitKeeper -o -name .svn -o -name CVS \ - -o -name .pc -o -name .hg -o -name .git \) -prune -o +export RCS_FIND_IGNORE := \( -name SCCS -o -name BitKeeper -o -name .svn -o \ + -name CVS -o -name .pc -o -name .hg -o -name .git \) \ + -prune -o export RCS_TAR_IGNORE := --exclude SCCS --exclude BitKeeper --exclude .svn \ --exclude CVS --exclude .pc --exclude .hg --exclude .git @@ -408,7 +431,7 @@ timestamp_h := include/generated/timestamp_autogenerated.h no-dot-config-targets := clean clobber mrproper distclean \ help %docs check% coccicheck \ - ubootversion backup + ubootversion backup tools-only config-targets := 0 mixed-targets := 0 @@ -522,6 +545,20 @@ endif KBUILD_CFLAGS += $(call cc-option,-fno-stack-protector) +ifeq ($(COMPILER),clang) +KBUILD_CPPFLAGS += $(call cc-option,-Qunused-arguments,) +KBUILD_CPPFLAGS += $(call cc-option,-Wno-unknown-warning-option,) +KBUILD_CFLAGS += $(call cc-disable-warning, unused-variable) +KBUILD_CFLAGS += $(call cc-disable-warning, format-invalid-specifier) +KBUILD_CFLAGS += $(call cc-disable-warning, gnu) +# Quiet clang warning: comparison of unsigned expression < 0 is always false +KBUILD_CFLAGS += $(call cc-disable-warning, tautological-compare) +# CLANG uses a _MergedGlobals as optimization, but this breaks modpost, as the +# source of a reference will be _MergedGlobals and not on of the whitelisted names. +# See modpost pattern 2 +KBUILD_CFLAGS += $(call cc-option, -mno-global-merge,) +endif + KBUILD_CFLAGS += -g # $(KBUILD_AFLAGS) sets -g, which causes gcc to pass a suitable -g # option to the assembler. @@ -547,6 +584,11 @@ endif export CONFIG_SYS_TEXT_BASE +# Add user supplied CPPFLAGS, AFLAGS and CFLAGS as the last assignments +KBUILD_CPPFLAGS += $(KCPPFLAGS) +KBUILD_AFLAGS += $(KAFLAGS) +KBUILD_CFLAGS += $(KCFLAGS) + # Use UBOOTINCLUDE when you must reference the include/ directory. # Needed to be compatible with the O= option UBOOTINCLUDE := \ @@ -698,7 +740,11 @@ ALL-y += u-boot.srec u-boot.bin System.map ALL-$(CONFIG_NAND_U_BOOT) += u-boot-nand.bin ALL-$(CONFIG_ONENAND_U_BOOT) += u-boot-onenand.bin +ifeq ($(CONFIG_SPL_FSL_PBL),y) +ALL-$(CONFIG_RAMBOOT_PBL) += u-boot-with-spl-pbl.bin +else ALL-$(CONFIG_RAMBOOT_PBL) += u-boot.pbl +endif ALL-$(CONFIG_SPL) += spl/u-boot-spl.bin ALL-$(CONFIG_SPL_FRAMEWORK) += u-boot.img ALL-$(CONFIG_TPL) += tpl/u-boot-tpl.bin @@ -728,7 +774,7 @@ endif quiet_cmd_objcopy = OBJCOPY $@ cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@ -quiet_cmd_mkimage = UIMAGE $@ +quiet_cmd_mkimage = MKIMAGE $@ cmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \ $(if $(KBUILD_VERBOSE:1=), >/dev/null) @@ -848,6 +894,8 @@ OBJCOPYFLAGS_u-boot.ais = -I binary -O binary --pad-to=$(CONFIG_SPL_MAX_SIZE) u-boot.ais: spl/u-boot-spl.ais u-boot.img FORCE $(call if_changed,pad_cat) +u-boot-signed.sb: u-boot.bin spl/u-boot-spl.bin + $(Q)$(MAKE) $(build)=arch/arm/cpu/arm926ejs/mxs u-boot-signed.sb u-boot.sb: u-boot.bin spl/u-boot-spl.bin $(Q)$(MAKE) $(build)=arch/arm/cpu/arm926ejs/mxs u-boot.sb @@ -867,6 +915,16 @@ OBJCOPYFLAGS_u-boot.spr = -I binary -O binary --pad-to=$(CONFIG_SPL_PAD_TO) \ u-boot.spr: spl/u-boot-spl.img u-boot.img FORCE $(call if_changed,pad_cat) +MKIMAGEFLAGS_u-boot-spl.gph = -A $(ARCH) -T gpimage -C none \ + -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n SPL +spl/u-boot-spl.gph: spl/u-boot-spl.bin FORCE + $(call if_changed,mkimage) + +OBJCOPYFLAGS_u-boot-spi.gph = -I binary -O binary --pad-to=$(CONFIG_SPL_PAD_TO) \ + --gap-fill=0 +u-boot-spi.gph: spl/u-boot-spl.gph u-boot.img FORCE + $(call if_changed,pad_cat) + ifneq ($(CONFIG_TEGRA),) OBJCOPYFLAGS_u-boot-nodtb-tegra.bin = -O binary --pad-to=$(CONFIG_SYS_TEXT_BASE) u-boot-nodtb-tegra.bin: spl/u-boot-spl u-boot.bin FORCE @@ -881,6 +939,21 @@ endif u-boot-img.bin: spl/u-boot-spl.bin u-boot.img FORCE $(call if_changed,cat) +#Add a target to create boot binary having SPL binary in PBI format +#concatenated with u-boot binary. It is need by PowerPC SoC having +#internal SRAM <= 512KB. +MKIMAGEFLAGS_u-boot-spl.pbl = -n $(srctree)/$(CONFIG_SYS_FSL_PBL_RCW:"%"=%) \ + -R $(srctree)/$(CONFIG_SYS_FSL_PBL_PBI:"%"=%) -T pblimage + +spl/u-boot-spl.pbl: spl/u-boot-spl.bin FORCE + $(call if_changed,mkimage) + +OBJCOPYFLAGS_u-boot-with-spl-pbl.bin = -I binary -O binary --pad-to=$(CONFIG_SPL_PAD_TO) \ + --gap-fill=0xff + +u-boot-with-spl-pbl.bin: spl/u-boot-spl.pbl u-boot.bin FORCE + $(call if_changed,pad_cat) + # PPC4xx needs the SPL at the end of the image, since the reset vector # is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target # and need to introduce a new build target with the full blown U-Boot @@ -1050,11 +1123,11 @@ depend dep: # --------------------------------------------------------------------------- quiet_cmd_cpp_lds = LDS $@ -cmd_cpp_lds = $(CPP) $(cpp_flags) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ \ - -x assembler-with-cpp -P -o $@ $< +cmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \ + -D__ASSEMBLY__ -x assembler-with-cpp -P -o $@ $< u-boot.lds: $(LDSCRIPT) prepare FORCE - $(call if_changed,cpp_lds) + $(call if_changed_dep,cpp_lds) PHONY += nand_spl nand_spl: prepare @@ -1127,6 +1200,9 @@ checkarmreloc: u-boot env: scripts_basic $(Q)$(MAKE) $(build)=tools/$@ +tools-only: scripts_basic $(version_h) $(timestamp_h) + $(Q)$(MAKE) $(build)=tools + tools-all: export HOST_TOOLS_ALL=y tools-all: env tools ; @@ -1162,7 +1238,8 @@ CLOBBER_DIRS += $(patsubst %,spl/%, $(filter-out Makefile, \ CLOBBER_FILES += u-boot* MLO* SPL System.map nand_spl/u-boot* # Directories & files removed with 'make mrproper' -MRPROPER_DIRS += include/config include/generated +MRPROPER_DIRS += include/config include/generated \ + .tmp_objdiff MRPROPER_FILES += .config .config.old \ tags TAGS cscope* GPATH GTAGS GRTAGS GSYMS \ include/config.h include/config.mk @@ -1172,7 +1249,7 @@ MRPROPER_FILES += .config .config.old \ clean: rm-dirs := $(CLEAN_DIRS) clean: rm-files := $(CLEAN_FILES) -clean-dirs := $(foreach f,$(u-boot-alldirs),$(if $(wildcard $f/Makefile),$f)) +clean-dirs := $(foreach f,$(u-boot-alldirs),$(if $(wildcard $(srctree)/$f/Makefile),$f)) clean-dirs := $(addprefix _clean_, $(clean-dirs) doc/DocBook) @@ -1228,8 +1305,8 @@ distclean: mrproper @find $(srctree) $(RCS_FIND_IGNORE) \ \( -name '*.orig' -o -name '*.rej' -o -name '*~' \ -o -name '*.bak' -o -name '#*#' -o -name '.*.orig' \ - -o -name '.*.rej' -o -name '*.pyc' \ - -o -name '*%' -o -name '.*.cmd' -o -name 'core' \) \ + -o -name '.*.rej' -o -name '*%' -o -name 'core' \ + -o -name '*.pyc' \) \ -type f -print | xargs rm -f backup: