[U-Boot] [PATCH] kbuild: out-of-tree build issues

[Masahiro Yamada]

Hi Wolfgang,


> I notice an issues with out of tree builds in current top of tree
> code: "make O=${SOMEDIR} distclean" leaves files around:
> 
> 	-> rm -fr ${SOMEDIR}
> 	-> mkdir -p ${SOMEDIR}
> 	-> make -s O=${SOMEDIR} TQM5200S_config
> 	Configuring for TQM5200S - Board: TQM5200, Options:
> 	TQM5200_B,TQM5200S
> 	-> make -s -j8 O=${SOMEDIR}
> 	-> find ${SOMEDIR} -type f | wc -l
> 	858
> 	-> make O=${SOMEDIR} distclean
> 	  CLEAN   u-boot.lds include/autoconf.mk include/autoconf.mk.dep
> 	  CLEAN   u-boot.map u-boot.bin u-boot.srec u-boot System.map
> 	  CLEAN   include/config include/generated
> 	  CLEAN   include/config.h include/config.mk
> 	-> find ${SOMEDIR} -type f
> 	/work/wd/tmp/examples/standalone/interrupt.bin
> 	/work/wd/tmp/examples/standalone/interrupt
> 	/work/wd/tmp/examples/standalone/sched
> 	/work/wd/tmp/examples/standalone/interrupt.srec
> 	/work/wd/tmp/examples/standalone/sched.srec
> 	/work/wd/tmp/examples/standalone/hello_world.srec
> 	/work/wd/tmp/examples/standalone/hello_world.bin
> 	/work/wd/tmp/examples/standalone/hello_world
> 	/work/wd/tmp/examples/standalone/sched.bin
> 	/work/wd/tmp/scripts/basic/fixdep
> 	/work/wd/tmp/tools/envcrc
> 	/work/wd/tmp/tools/proftool
> 	/work/wd/tmp/tools/mkenvimage
> 	/work/wd/tmp/tools/mkimage
> 	/work/wd/tmp/tools/dumpimage
> 	/work/wd/tmp/tools/img2srec
> 	/work/wd/tmp/tools/gen_eth_addr
> 	/work/wd/tmp/Makefile
> 
>    I think after a "make O=${SOMEDIR} distclean" the directory
>    ${SOMEDIR} should be really empty (or actually get removed
>    completely).

It seems there are some bugs here.
I will fix it in a few days.
(Sorry, I am not feeling well today.
I've got to go home soon and take a rest.)


> Another nice feature that got lost when converting to kbuild is that
> we used to be able to run just "make <name>" as a shortcut for "make
> <name_config> ; make all" - this does not work any more.

Or you can  "make <name>_config all".
Can you live with it?

I am not sure "make <name>" works along with Kconfig.
If it is mandatory, we need to do something with it.



Best Regards
Masahiro Yamada