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 --- Changes since V5: * Remove the documentation for generating the capsule through config file, as that functionality is not added through this series.
doc/develop/uefi/uefi.rst | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+)
diff --git a/doc/develop/uefi/uefi.rst b/doc/develop/uefi/uefi.rst index b2854b52a6..3150d6fb9c 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 +348,21 @@ 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/u-boot.dtsi file for the sandbox platform +as reference for how to generate capsules through binman as part of +u-boot build. + + Performing the update *********************