[PATCH 2/5] efi_loader: Kconfig: Add symbols for embedding the public key into the platform's dtb

Heinrich Schuchardt xypron.glpk at gmx.de
Thu Apr 8 22:13:11 CEST 2021


On 4/7/21 1:53 PM, Sughosh Ganu wrote:
> Add config options EFI_PKEY_DTB_EMBED and EFI_PKEY_FILE which are to
> be used for embedding the public key to be used for capsule
> authentication into the platform's device tree.
>
> The embedding of the public key would take place during the platform
> build process.
>
> Signed-off-by: Sughosh Ganu <sughosh.ganu at linaro.org>
> ---
>   lib/efi_loader/Kconfig | 15 +++++++++++++++
>   1 file changed, 15 insertions(+)
>
> diff --git a/lib/efi_loader/Kconfig b/lib/efi_loader/Kconfig
> index 0b99d7c774..de3083a979 100644
> --- a/lib/efi_loader/Kconfig
> +++ b/lib/efi_loader/Kconfig
> @@ -179,6 +179,21 @@ config EFI_CAPSULE_AUTHENTICATE
>   	  Select this option if you want to enable capsule
>   	  authentication
>
> +config EFI_PKEY_DTB_EMBED
> +	bool "Embed the public key in the Device Tree"
> +	default n

"default n" has no effect. So this line is superfluous.

But shouldn't this be default=y and tested via Python tests?

> +	depends on EFI_CAPSULE_AUTHENTICATE
> +	help
> +	  Select this option if the public key used for capsule
> +	  authentication is to be embedded into the platform's
> +	  device tree.
> +
> +config EFI_PKEY_FILE
> +	string "Public Key esl file to be embedded into the Device Tree"

Please, provide a default value (e.g. "eficapsule.esl") that we can rely
on in our Python tests.

Best regards

Heinrich

> +	help
> +	  Specify the absolute path of the public key esl file that is
> +	  to be embedded in the platform's device tree.
> +
>   config EFI_CAPSULE_FIRMWARE_FIT
>   	bool "FMP driver for FIT image"
>   	depends on EFI_CAPSULE_FIRMWARE_MANAGEMENT
>



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