[U-Boot] [PATCH 3/6] autoboot: remove CONFIG_ZERO_BOOTDELAY_CHECK

Vladimir Zapolskiy vz at mleia.com
Wed Jun 22 07:30:20 CEST 2016


On 21.06.2016 08:32, Masahiro Yamada wrote:
> As the help message of CONFIG_BOOTDELAY says, CONFIG_BOOTDELAY=-2
> means the autoboot with no delay, with no abort check even if
> CONFIG_ZERO_BOOTDELAY_CHECK is defined.
> 
> To sum up, the autoboot behaves as follows:
> 
>  [1] CONFIG_BOOTDELAY=0 && CONFIG_ZERO_BOOTDELAY_CHECK=y
>     autoboot with no delay, but you can abort it by key input
> 
>  [2] CONFIG_BOOTDELAY=0 && CONFIG_ZERO_BOOTDELAY_CHECK=n
>     autoboot with no delay, with no check for abort
> 
>  [3] CONFIG_BOOTDELAY=-1
>     disable autoboot
> 
>  [4] CONFIG_BOOTDELAY=-2
>     autoboot with no delay, with no check for abort
> 
> As you notice, [2] and [4] come to the same result, which means we
> do not need CONFIG_ZERO_BOOTDELAY_CHECK.  We can control all the
> cases only by CONFIG_BOOTDELAY, like this:
> 
>  [1] CONFIG_BOOTDELAY=0
>     autoboot with no delay, but you can abort it by key input
> 
>  [2] CONFIG_BOOTDELAY=-1
>     disable autoboot
> 
>  [3] CONFIG_BOOTDELAY=-2
>     autoboot with no delay, with no check for abort
> 
> This commit converts the logic as follow:
>   CONFIG_BOOTDELAY=0 && CONFIG_ZERO_BOOTDELAY_CHECK=n
>     --> CONFIG_BOOTDELAY=-2
> 
> Signed-off-by: Masahiro Yamada <yamada.masahiro at socionext.com>
> ---

>  include/configs/devkit3250.h                         | 1 -

For devikit3250 board

Acked-by: Vladimir Zapolskiy <vz at mleia.com>

> diff --git a/include/configs/devkit3250.h b/include/configs/devkit3250.h
> index 73f53d4..22f4322 100644
> --- a/include/configs/devkit3250.h
> +++ b/include/configs/devkit3250.h
> @@ -178,7 +178,6 @@
>   */
>  #define CONFIG_CMDLINE_TAG
>  #define CONFIG_SETUP_MEMORY_TAGS
> -#define CONFIG_ZERO_BOOTDELAY_CHECK
>  
>  #define CONFIG_BOOTFILE			"uImage"
>  #define CONFIG_BOOTARGS			"console=ttyS0,115200n8"

--
Best wishes,
Vladimir


More information about the U-Boot mailing list