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@linaro.org Acked-by: Heinrich Schuchardt xypron.glpk@gmx.de --- Changes since V8: * Remove mention of capsule generation through config file.
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..1ab5e5e2d1 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 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 *********************