[PATCH v2 3/3] lib: sbi: Make the console print buffer size configurable

[Andrew Jones <ajones@ventanamicro.com>]

On Mon, Jun 24, 2024 at 10:18:59PM GMT, Xiang W wrote:
> Before the console is initialized, the contents of the console print
> will be cached. If there is a lot of information that needs to be
> output before the console is initialized, can configure it through
> make menuconfig.
> 
> Signed-off-by: Xiang W <wxjstz@126.com>
> ---
>  lib/sbi/Kconfig       | 4 ++++
>  lib/sbi/sbi_console.c | 2 +-
>  2 files changed, 5 insertions(+), 1 deletion(-)
> 
> diff --git a/lib/sbi/Kconfig b/lib/sbi/Kconfig
> index 6cf54ce..fb6852e 100644
> --- a/lib/sbi/Kconfig
> +++ b/lib/sbi/Kconfig
> @@ -62,4 +62,8 @@ config SBI_ECALL_SSE
>  	bool "SSE extension"
>  	default y
>  
> +config SBI_CONSOLE_TBUF_MAX
> +	int "console print buffer size (bytes)"
> +	default 256
> +
>  endmenu
> diff --git a/lib/sbi/sbi_console.c b/lib/sbi/sbi_console.c
> index 1a91f88..acf9f6b 100644
> --- a/lib/sbi/sbi_console.c
> +++ b/lib/sbi/sbi_console.c
> @@ -14,7 +14,7 @@
>  #include <sbi/sbi_scratch.h>
>  #include <sbi/sbi_string.h>
>  
> -#define CONSOLE_TBUF_MAX 256
> +#define CONSOLE_TBUF_MAX CONFIG_SBI_CONSOLE_TBUF_MAX
>  
>  static const struct sbi_console_device *console_dev = NULL;
>  static char console_tbuf[CONSOLE_TBUF_MAX];
> -- 
> 2.43.0
>

Reviewed-by: Andrew Jones <ajones@ventanamicro.com>