[PATCH v4 3/4] bootstd: Relax the argument requirements for bootflow scan
Tom Rini
trini at konsulko.com
Wed Mar 29 16:17:02 CEST 2023
On Wed, Mar 29, 2023 at 08:16:38PM +1300, Simon Glass wrote:
> Currently this does not allow the -lb flags unless CMD_BOOTFLOW_FULL is
> enabled, which means that we need two separate boot commands. Relax this
> to make things easier. It is only a small amount of extra code.
>
> Signed-off-by: Simon Glass <sjg at chromium.org>
> ---
>
> (no changes since v1)
>
> boot/Kconfig | 3 +--
> cmd/bootflow.c | 14 ++++++++++++--
> 2 files changed, 13 insertions(+), 4 deletions(-)
>
> diff --git a/boot/Kconfig b/boot/Kconfig
> index 61ebc2750154..ae0e7b738c0c 100644
> --- a/boot/Kconfig
> +++ b/boot/Kconfig
> @@ -1554,8 +1554,7 @@ config USE_BOOTCOMMAND
> config BOOTCOMMAND
> string "bootcmd value"
> depends on USE_BOOTCOMMAND && !USE_DEFAULT_ENV_FILE
> - default "bootflow scan -lb" if BOOTSTD_BOOTCOMMAND && CMD_BOOTFLOW_FULL
> - default "bootflow scan" if BOOTSTD_BOOTCOMMAND && !CMD_BOOTFLOW_FULL
> + default "bootflow scan -lb" if BOOTSTD_BOOTCOMMAND
> default "run distro_bootcmd" if !BOOTSTD_BOOTCOMMAND && DISTRO_DEFAULTS
> help
> This is the string of commands that will be used as bootcmd and if
> diff --git a/cmd/bootflow.c b/cmd/bootflow.c
> index 42f6e14a4370..c345b020070f 100644
> --- a/cmd/bootflow.c
> +++ b/cmd/bootflow.c
> @@ -124,9 +124,19 @@ static int do_bootflow_scan(struct cmd_tbl *cmdtp, int flag, int argc,
> if (!label)
> dev = std->cur_bootdev;
> } else {
> + /*
> + * allow -b and -l (which is ignored) but complain about
> + * anything else
> + */
> if (has_args) {
> - printf("Flags not supported: enable CONFIG_BOOTFLOW_FULL\n");
> - return CMD_RET_USAGE;
> + char *p;
> +
> + for (p = argv[1] + 1; *p; p++) {
> + if (*p != 'b' && *p != 'l') {
> + printf("Flags not supported: enable CONFIG_BOOTFLOW_FULL\n");
> + return CMD_RET_USAGE;
> + }
> + }
> }
> boot = true;
> }
I don't think this is worth it for the bit of growth everywhere,
honestly.
--
Tom
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