[U-Boot] [PATCH 5/5] autoboot: add CONFIG_AUTOBOOT to allow to not compile autoboot.c

[Masahiro Yamada]

2016-06-11 8:13 GMT+09:00 Tom Rini <trini at konsulko.com>:
> On Sat, Jun 11, 2016 at 12:38:25AM +0200, Soeren Moch wrote:
>>
>>
>> On 11.06.2016 00:19, Tom Rini wrote:
>> > On Fri, Jun 10, 2016 at 11:55:40PM +0200, Soeren Moch wrote:
>> >>
>> >>
>> >> On 10.06.2016 17:20, Masahiro Yamada wrote:
>> >>> Another mistake of commit bb597c0eeb7e ("common: bootdelay:
>> >>> move CONFIG_BOOTDELAY into a Kconfig option") is that
>> >>> CONFIG_BOOTDELAY is now defined for all the boards.
>> >>>
>> >>> Before that commit, it is allowed to unset CONFIG_BOOTDELAY to
>> >>> not compile common/autoboot.c
>> >>>
>> >>> This is apparent from the code in common/Makefile:
>> >>>
>> >>> # This option is not just y/n - it can have a numeric value
>> >>> ifdef CONFIG_BOOTDELAY obj-y += autoboot.o endif
>> >>>
>> >>> (and from the #ifdef in the include/autoconf.h, too.) It was a
>> >>> bit odd to enable/disable code with an integer type option, but
>> >>> anyway it was how this option worked before that commit.
>> >>> Actually several boards unset it to opt out of the autoboot
>> >>> feature.
>> >>>
>> >>> This commit adds a bool option, CONFIG_AUTOBOOT, and have the
>> >>> CONFIG_BOOTDELAY to depend on it.
>> >>>
>> >>> I chose "default y" for this option because most of boards
>> >>> enable the autoboot.  I added "# CONFIG_AUTOBOOT is not set"
>> >>> for the boards that did not set CONFIG_BOOTDELAY prior to the
>> >>> bad commit.
>> >>>
>> >>> Signed-off-by: Masahiro Yamada <yamada.masahiro at socionext.com>
>> >>> ---
>> >>
>> >> [...]
>> >>
>> >>> diff --git a/configs/tbs2910_defconfig
>> >>> b/configs/tbs2910_defconfig index dc69b39..5d0de21 100644 ---
>> >>> a/configs/tbs2910_defconfig +++ b/configs/tbs2910_defconfig @@
>> >>> -4,6 +4,7 @@ CONFIG_TARGET_TBS2910=y CONFIG_FIT=y
>> >>> CONFIG_HUSH_PARSER=y CONFIG_SYS_PROMPT="Matrix U-Boot> " +#
>> >>> CONFIG_AUTOBOOT is not set CONFIG_CMD_BOOTZ=y # CONFIG_CMD_IMLS
>> >>> is not set CONFIG_CMD_MEMTEST=y
>> >>
>> >> "+# CONFIG_AUTOBOOT is not set" seems to be wrong for tbs2910.
>> >> Before this move to Kconfig we had "#define CONFIG_BOOTDELAY
>> >> 3" via include/configs/mx6_common.h for tbs2910 and for a lot of
>> >> other imx6 boards.
>> >>
>> >> So the right fix would be to readd 3 seconds bootdelay here.
>> >
>> > Please check the v2 I posted that updated defconfigs/ again.
>> >
>>
>> Do you refer to "[U-Boot,v2] configs: Fixup afet BOOTDELAY migration"?
>> I also don't see any bootdelay setting for tbs2910 there.
>>
>> Do I miss some default setting or some other patch in this
>> CONFIG_BOOTDELAY series?
>
> Nope, so there's still a problem.  Boards that are doing #include
> "mx6_common.h" only are not being updated.  All of the mx6 stuff that
> was updated was also getting config_distro_defaults.h.  I'll poke more,
> thanks for noticing!
>


Thanks for pointing out this.

I made a misconversion in the #ifndef ... #define ... #endif case.

#ifndef CONFIG_BOOTDELAY
#define CONFIG_BOOTDELAY 3
#endif


I will fix this and send v2 right away.



-- 
Best Regards
Masahiro Yamada