On 24.02.24 18:51, 'Earl Chew' via EFI Boot Guard wrote:
> Support a configuration option to insert a delay before
> starting the image to give the operator a chance to capture
> diagnostic messages.
>
> Signed-off-by: Earl Chew <earl_c...@yahoo.com>
> ---
> configure.ac | 17 +++++++++++++++++
> main.c | 2 ++
> 2 files changed, 19 insertions(+)
>
> diff --git a/configure.ac b/configure.ac
> index b000603..de7ef3e 100644
> --- a/configure.ac
> +++ b/configure.ac
> @@ -156,6 +156,22 @@ AC_ARG_WITH([env-backend],
>
> AC_SUBST([env_api_file], [${ENV_API_FILE}])
>
> +AC_ARG_WITH([boot-delay],
> + AS_HELP_STRING([--with-boot-delay=INT],
> + [specify the additional boot delay in seconds,
> defaults to 3]),
> + [
> + # Limit the boot delay to 1 hour to avoid overflowing
> + # BS->Stall() on 32 bit hosts.
> + ENV_BOOT_DELAY=${withval:-3}
> + AS_IF([test "${ENV_BOOT_DELAY}" -lt "0" -o "${ENV_BOOT_DELAY}"
> -gt "3600"],
> + [
> + AC_MSG_ERROR([Invalid boot delay.])
> + ])
> + ],
> + [ ENV_BOOT_DELAY=0 ])
> +
> +AC_DEFINE_UNQUOTED([ENV_BOOT_DELAY], [${ENV_BOOT_DELAY}], [Additional boot
> delay])
> +
> AC_ARG_WITH([num-config-parts],
> AS_HELP_STRING([--with-num-config-parts=INT],
> [specify the number of used config partitions,
> defaults to 2]),
> @@ -248,4 +264,5 @@ AC_MSG_RESULT([
> environment backend: ${ENV_API_FILE}.c
> number of config parts: ${ENV_NUM_CONFIG_PARTS}
> reserved for uservars: ${ENV_MEM_USERVARS} bytes
> + boot delay: ${ENV_BOOT_DELAY} seconds
> ])
> diff --git a/main.c b/main.c
> index 0ff121a..a0b1b60 100644
> --- a/main.c
> +++ b/main.c
> @@ -214,5 +214,7 @@ EFI_STATUS efi_main(EFI_HANDLE image_handle,
> EFI_SYSTEM_TABLE *system_table)
> INFO(L"Starting %s with watchdog set to %d seconds ...\n",
> bg_loader_params.payload_path, bg_loader_params.timeout);
>
> + BS->Stall(1000 * 1000 * ENV_BOOT_DELAY);
> +
> return BS->StartImage(payload_handle, NULL, NULL);
> }
Thanks, merged. Please consider checking latest next in the future to
avoid conflicts (resolved this one myself).
Jan
--
Siemens AG, Technology
Linux Expert Center
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