[PATCH v8 8/9] doc: Add documentation to highlight capsule generation related updates
Heinrich Schuchardt
xypron.glpk at gmx.de
Thu Aug 10 17:28:06 CEST 2023
On 10.08.23 16:23, Sughosh Ganu wrote:
> The EFI capsules can now be generated as part of u-boot build, through
> binman. Highlight these changes in the documentation.
>
> Signed-off-by: Sughosh Ganu <sughosh.ganu at linaro.org>
Acked-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
> ---
> Changess since V7:
> * Change the name of the file which contains the capsule entry binman
> nodes.
>
> doc/develop/uefi/uefi.rst | 16 ++++++++++++++++
> 1 file changed, 16 insertions(+)
>
> diff --git a/doc/develop/uefi/uefi.rst b/doc/develop/uefi/uefi.rst
> index a7a41f2fac..93266da45e 100644
> --- a/doc/develop/uefi/uefi.rst
> +++ b/doc/develop/uefi/uefi.rst
> @@ -318,6 +318,9 @@ Run the following command
> --guid <image GUID> \
> <capsule_file_name>
>
> +Capsule with firmware version
> +*****************************
> +
> The UEFI specification does not define the firmware versioning mechanism.
> EDK II reference implementation inserts the FMP Payload Header right before
> the payload. It coutains the fw_version and lowest supported version,
> @@ -345,6 +348,19 @@ add --fw-version option in mkeficapsule tool.
> If the --fw-version option is not set, FMP Payload Header is not inserted
> and fw_version is set as 0.
>
> +Capsule Generation through binman
> +*********************************
> +
> +Support has also been added to generate capsules during u-boot build
> +through binman. This requires the platform's DTB to be populated with
> +the capsule entry nodes for binman. The capsules then can be generated
> +by specifying the capsule parameters either through a config file, or
> +by specifying them as properties in the capsule entry node.
> +
> +Check the arch/sandbox/dts/sandbox_capsule.dtsi file for the sandbox
> +platform as reference for how to generate capsules through binman as
> +part of u-boot build.
> +
> Performing the update
> *********************
>
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