"help" target has been copied from Linux 3.13 and adjusted for U-Boot. Unlike Linux, cleaning is done on 4 levels: clean, clobber, mrproper, distclean.
Signed-off-by: Masahiro Yamada yamada.m@jp.panasonic.com ---
Makefile | 65 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++------- 1 file changed, 58 insertions(+), 7 deletions(-)
diff --git a/Makefile b/Makefile index be61a15..2618026 100644 --- a/Makefile +++ b/Makefile @@ -415,7 +415,7 @@ timestamp_h := include/generated/timestamp_autogenerated.h
no-dot-config-targets := clean clobber mrproper distclean \ cscope TAGS %tags help %docs check% coccicheck \ - backup + ubootversion backup
config-targets := 0 mixed-targets := 0 @@ -1082,12 +1082,6 @@ TAG_SUBDIRS := $(u-boot-dirs) include FIND := find FINDFLAGS := -L
-PHONY += checkstack - -checkstack: - $(OBJDUMP) -d u-boot $$(find . -name u-boot-spl) | \ - $(PERL) $(src)/scripts/checkstack.pl $(ARCH) - tags ctags: ctags -w -o ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \ -name '*.[chS]' -print` @@ -1253,6 +1247,51 @@ backup: F=`basename $(TOPDIR)` ; cd .. ; \ gtar --force-local -zcvf `LC_ALL=C date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F
+help: + @echo 'Cleaning targets:' + @echo ' clean - Remove most generated files but keep the config and' + @echo ' necessities for testing u-boot' + @echo ' clobber - Remove most generated files but keep the config' + @echo ' mrproper - Remove all generated files + config + various backup files' + @echo ' distclean - mrproper + remove editor backup and patch files' + @echo '' +# uncomment after adding Kconfig feature +# @echo 'Configuration targets:' +# @$(MAKE) -f $(srctree)/scripts/kconfig/Makefile help +# @echo '' + @echo 'Other generic targets:' + @echo ' all - Build all necessary images depending on configuration' + @echo ' u-boot - Build the bare u-boot' + @echo ' dir/ - Build all files in dir and below' + @echo ' dir/file.[oisS] - Build specified target only' + @echo ' dir/file.lst - Build specified mixed source/assembly target only' + @echo ' (requires a recent binutils and recent build (System.map))' + @echo ' tags/TAGS - Generate tags file for editors' + @echo ' cscope - Generate cscope index' + @echo ' ubootrelease - Output the release version string' + @echo ' ubootversion - Output the version stored in Makefile' + @echo '' + @echo 'Static analysers' + @echo ' checkstack - Generate a list of stack hogs' + @echo '' + @echo 'Documentation targets:' + @$(MAKE) -f $(srctree)/doc/DocBook/Makefile dochelp + @echo '' + @echo ' make V=0|1 [targets] 0 => quiet build (default), 1 => verbose build' + @echo ' make V=2 [targets] 2 => give reason for rebuild of target' + @echo ' make O=dir [targets] Locate all output files in "dir", including .config' + @echo ' make C=1 [targets] Check all c source with $$CHECK (sparse by default)' + @echo ' make C=2 [targets] Force check of all c source with $$CHECK' + @echo ' make RECORDMCOUNT_WARN=1 [targets] Warn about ignored mcount sections' + @echo ' make W=n [targets] Enable extra gcc checks, n=1,2,3 where' + @echo ' 1: warnings which may be relevant and do not occur too often' + @echo ' 2: warnings which occur quite often but may still be relevant' + @echo ' 3: more obscure warnings, can most likely be ignored' + @echo ' Multiple levels can be combined with W=12 or W=123' + @echo '' + @echo 'Execute "make" or "make all" to build all targets marked with [*] ' + @echo 'For further info see the ./README file' +
# Documentation targets # --------------------------------------------------------------------------- @@ -1268,6 +1307,18 @@ scripts: ; endif #ifeq ($(config-targets),1) endif #ifeq ($(mixed-targets),1)
+PHONY += checkstack ubootrelease ubootversion + +checkstack: + $(OBJDUMP) -d u-boot $$(find . -name u-boot-spl) | \ + $(PERL) $(src)/scripts/checkstack.pl $(ARCH) + +ubootrelease: + @echo "$(UBOOTVERSION)$$($(CONFIG_SHELL) $(srctree)/scripts/setlocalversion $(srctree))" + +ubootversion: + @echo $(UBOOTVERSION) + # Single targets # --------------------------------------------------------------------------- # Single targets are compatible with: