[edk2-devel] [PATCH v3 1/1] ShellPkg: Export default shell delay as PCD

[Tomas Pilar (tpilar)]

Hi,

Any chance you could review this change? It's fairly simple.

Cheers,
Tom

On 03/01/2023 17:02, Tomas Pilar (tpilar) wrote:
> From: Tomas Pilar <quic_tpilar at quicinc.com>
>
> Create PcdShellDefaultDelay to configure the default
> delay the shell provides for the user at the start time
> if the user wishes to cancel the execution of a potential
> startup script.
>
> The shell application already allows the user to override
> the delay default value by specifying the -delay cmdline
> argument. This however cannot be used when loading the
> shell application using direct boot or when integrating
> the shell into the platform firmware build.
>
> Thus, a PCD can be easily configurerd by the developer
> either at build time, or even at runtime.
>
> Cc: Ray Ni <ray.ni at intel.com>
> Cc: Zhichao Gao <zhichao.gao at intel.com>
> Signed-off-by: Tomas Pilar <tomas at quicinc.com>
> ---
>   ShellPkg/ShellPkg.dec                | 4 ++++
>   ShellPkg/Application/Shell/Shell.inf | 1 +
>   ShellPkg/Application/Shell/Shell.c   | 2 +-
>   3 files changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/ShellPkg/ShellPkg.dec b/ShellPkg/ShellPkg.dec
> index 7b2d1230bd2c..2ebea0a2615f 100644
> --- a/ShellPkg/ShellPkg.dec
> +++ b/ShellPkg/ShellPkg.dec
> @@ -136,3 +136,7 @@ [PcdsFixedAtBuild, PcdsPatchableInModule, PcdsDynamic, PcdsDynamicEx]
>     # Up to this many bytes of vendor specific data will be used. Default is 0
>     # (disabled).
>     gEfiShellPkgTokenSpaceGuid.PcdShellVendorExtendedDecode|0|UINT32|0x00000013
> +
> +  ## Controls the default delay the shell will offer to the user at the
> +  # start to check if the user wishes to cancel the script autostart
> +  gEfiShellPkgTokenSpaceGuid.PcdShellDefaultDelay|5|UINT32|0x00000015
> diff --git a/ShellPkg/Application/Shell/Shell.inf b/ShellPkg/Application/Shell/Shell.inf
> index 4c32960a9687..f1e41de133d1 100644
> --- a/ShellPkg/Application/Shell/Shell.inf
> +++ b/ShellPkg/Application/Shell/Shell.inf
> @@ -103,3 +103,4 @@ [Pcd]
>     gEfiShellPkgTokenSpaceGuid.PcdShellForceConsole           ## CONSUMES
>     gEfiShellPkgTokenSpaceGuid.PcdShellSupplier               ## CONSUMES
>     gEfiShellPkgTokenSpaceGuid.PcdShellMaxHistoryCommandCount ## CONSUMES
> +  gEfiShellPkgTokenSpaceGuid.PcdShellDefaultDelay           ## CONSUMES
> diff --git a/ShellPkg/Application/Shell/Shell.c b/ShellPkg/Application/Shell/Shell.c
> index df00adfdfa5b..0ae6e14a34bf 100644
> --- a/ShellPkg/Application/Shell/Shell.c
> +++ b/ShellPkg/Application/Shell/Shell.c
> @@ -990,7 +990,7 @@ ProcessCommandLine (
>     ShellInfoObject.ShellInitSettings.BitUnion.Bits.Delay        = FALSE;
>     ShellInfoObject.ShellInitSettings.BitUnion.Bits.Exit         = FALSE;
>     ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoNest       = FALSE;
> -  ShellInfoObject.ShellInitSettings.Delay                      = 5;
> +  ShellInfoObject.ShellInitSettings.Delay                      = PcdGet32 (PcdShellDefaultDelay);
>   
>     //
>     // Start LoopVar at 0 to parse only optional arguments at Argv[0]



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