On Fri, 26 Jun 2020 at 05:36, Heiko Stuebner wrote:
>
> From: Heiko Stuebner
>
> Even in boot scripts it may be needed to "panic" when all options
> are exhausted and the device specification specifies hanging
> instead of resetting the board.
>
> So add a new panic command that just wraps around the core panic
> call in uboot and can take an optional message.
U-Boot
>
> Signed-off-by: Heiko Stuebner
> ---
> cmd/Makefile | 1 +
> cmd/panic.c | 22 ++
> 2 files changed, 23 insertions(+)
> create mode 100644 cmd/panic.c
Reviewed-by: Simon Glass
nit below
>
> diff --git a/cmd/Makefile b/cmd/Makefile
> index ac843b4b16..027fa9083a 100644
> --- a/cmd/Makefile
> +++ b/cmd/Makefile
> @@ -8,6 +8,7 @@ ifndef CONFIG_SPL_BUILD
> obj-y += boot.o
> obj-$(CONFIG_CMD_BOOTM) += bootm.o
> obj-y += help.o
> +obj-y += panic.o
> obj-y += version.o
>
> # command
> diff --git a/cmd/panic.c b/cmd/panic.c
> new file mode 100644
> index 00..696b4c73a3
> --- /dev/null
> +++ b/cmd/panic.c
> @@ -0,0 +1,22 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +/*
> + * Copyright (c) 2020 Theobroma Systems Design und Consulting GmbH
> + */
> +
> +#include
> +#include
> +
> +static int do_panic(cmd_tbl_t *cmdtp, int flag, int argc,
> + char * const argv[])
> +{
> + char *text = (argc < 2) ? "" : argv[1];
> +
> + panic(text);
blank line here
> + return CMD_RET_SUCCESS;
> +}
> +
> +U_BOOT_CMD(
> + panic, 2, 1, do_panic,
> + "Panic with optional message",
> + "[message]"
> +);
> --
> 2.26.2
>
