[U-Boot] [PATCH 1/2] config_fallbacks: Add a default entry for CONFIG_SYS_PBSIZE

Stefano Babic sbabic at denx.de
Mon Dec 1 10:38:39 CET 2014


On 27/11/2014 23:41, Fabio Estevam wrote:
> From: Fabio Estevam <fabio.estevam at freescale.com>
> 
> Entering the maximum number of characters defined by CONFIG_SYS_CBSIZE into
> the console and hitting enter afterwards, causes a hang in the system because
> CONFIG_SYS_PBSIZE is not capable of storing the characters of the error message:
> "Unknown command '' - try 'help'".
> 
> Provide a default size for CONFIG_SYS_PBSIZE so that it can store the error 
> message and allows the error message to be printed correctly with no hang.
> 
> Signed-off-by: Fabio Estevam <fabio.estevam at freescale.com>
> ---
>  include/config_fallbacks.h | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/include/config_fallbacks.h b/include/config_fallbacks.h
> index 7d8daa2..508db56 100644
> --- a/include/config_fallbacks.h
> +++ b/include/config_fallbacks.h
> @@ -79,6 +79,10 @@
>  #define CONFIG_SYS_PROMPT	"=> "
>  #endif
>  
> +#ifndef CONFIG_SYS_PBSIZE
> +#define CONFIG_SYS_PBSIZE	(CONFIG_SYS_CBSIZE + 128)
> +#endif
> +
>  #ifndef CONFIG_FIT_SIGNATURE
>  #define CONFIG_IMAGE_FORMAT_LEGACY
>  #endif
> 

Applied to u-boot-imx, thanks !

Best regards,
Stefano Babic

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