[PATCH v2 2/2] bootmenu: U-Boot console is enabled as default

[Ilias Apalodimas]

On Thu, 26 May 2022 at 13:08, Masahisa Kojima
<masahisa.kojima at linaro.org> wrote:
>
> The commit 2158b0da220c ("bootmenu: add Kconfig option
> not to enter U-Boot console") disables to enter U-Boot
> console from bootmenu as default, this change affects the
> existing bootmenu users.
>
> This commit reverts the default behavior, the bootmenu can
> enter U-Boot console same as before.
> CMD_BOOTMENU_ENTER_UBOOT_CONSOLE is renamed
> BOOTMENU_DISABLE_UBOOT_CONSOLE and depends on
> AUTOBOOT_MENU_SHOW.
>
> Fixes: 2158b0da220c ("bootmenu: add Kconfig option not to enter U-Boot console")
> Signed-off-by: Masahisa Kojima <masahisa.kojima at linaro.org>
> Tested-by: Pali Rohar <pali at kernel.org>
> ---
> Changes in v2:
> - remove "default n" since it is default option
> - use 80 characters in one line
>
>  boot/Kconfig   |  7 +++++++
>  cmd/Kconfig    | 10 ----------
>  cmd/bootmenu.c |  4 ++--
>  3 files changed, 9 insertions(+), 12 deletions(-)
>
> diff --git a/boot/Kconfig b/boot/Kconfig
> index dff4d23b88..08451c65a5 100644
> --- a/boot/Kconfig
> +++ b/boot/Kconfig
> @@ -1143,6 +1143,13 @@ config AUTOBOOT_MENU_SHOW
>           environmnent variable (if enabled) and before handling the boot delay.
>           See README.bootmenu for more details.
>
> +config BOOTMENU_DISABLE_UBOOT_CONSOLE
> +       bool "Disallow bootmenu to enter the U-Boot console"
> +       depends on AUTOBOOT_MENU_SHOW
> +       help
> +         If this option is enabled, user can not enter the U-Boot console from
> +         bootmenu. It increases the system security.
> +
>  config BOOT_RETRY
>         bool "Boot retry feature"
>         help
> diff --git a/cmd/Kconfig b/cmd/Kconfig
> index 69c1814d24..09193b61b9 100644
> --- a/cmd/Kconfig
> +++ b/cmd/Kconfig
> @@ -357,16 +357,6 @@ config CMD_BOOTMENU
>         help
>           Add an ANSI terminal boot menu command.
>
> -config CMD_BOOTMENU_ENTER_UBOOT_CONSOLE
> -       bool "Allow Bootmenu to enter the U-Boot console"
> -       depends on CMD_BOOTMENU
> -       default n
> -       help
> -         Add an entry to enter U-Boot console in bootmenu.
> -         If this option is disabled, user can not enter
> -         the U-Boot console from bootmenu. It increases
> -         the system security.
> -
>  config CMD_ADTIMG
>         bool "adtimg"
>         help
> diff --git a/cmd/bootmenu.c b/cmd/bootmenu.c
> index bf88c2127b..1002c6b20a 100644
> --- a/cmd/bootmenu.c
> +++ b/cmd/bootmenu.c
> @@ -362,7 +362,7 @@ static struct bootmenu_data *bootmenu_create(int delay)
>                         goto cleanup;
>
>                 /* Add Quit entry if entering U-Boot console is disabled */
> -               if (IS_ENABLED(CONFIG_CMD_BOOTMENU_ENTER_UBOOT_CONSOLE))
> +               if (!IS_ENABLED(CONFIG_BOOTMENU_DISABLE_UBOOT_CONSOLE))
>                         entry->title = strdup("U-Boot console");
>                 else
>                         entry->title = strdup("Quit");
> @@ -595,7 +595,7 @@ int menu_show(int bootdelay)
>                 if (ret == BOOTMENU_RET_UPDATED)
>                         continue;
>
> -               if (!IS_ENABLED(CONFIG_CMD_BOOTMENU_ENTER_UBOOT_CONSOLE)) {
> +               if (IS_ENABLED(CONFIG_BOOTMENU_DISABLE_UBOOT_CONSOLE)) {
>                         if (ret == BOOTMENU_RET_QUIT) {
>                                 /* default boot process */
>                                 if (IS_ENABLED(CONFIG_CMD_BOOTEFI_BOOTMGR))
> --
> 2.17.1
>

Reviewed-by: Ilias Apalodimas <ilias.apalodimas at linaro.org>