[PATCH 00/18] FWU: Migrate FWU metadata to version 2
Ilias Apalodimas
ilias.apalodimas at linaro.org
Wed Jan 24 11:05:56 CET 2024
Hi Sughosh,
On Mon, Jan 22, 2024 at 05:24:21PM +0530, Sughosh Ganu wrote:
>
> The following patches migrate the FWU metadata access code to version
> 2 of the structure. This is based on the structure definition as
> defined in the latest rev of the FWU Multi Bank Update specification
> [1].
>
> Since the version 1 of the structure has currently been adopted on a
> couple of platforms, it was decided to have a clean migration of the
> metadata to version 2 only, instead of supporting both the versions of
> the structure. Also, based on consultations with the main author of
> the specification, it is expected that any further changes in the
> structure would be minor tweaks, and not be significant. Hence a
> migration to version 2.
I think this makes sense. We've already verified Socionext doesn't mind
dropping v1 support. If some from ST doesn't have objections, only
supporting v2 will simplify the code a lot.
Thanks
/Ilias
>
> Similar migration is also being done in TF-A, including migrating the
> ST platform port to support version 2 of the metadata structure [2].
>
> The patches have been tested on STM32MP1 DK2 board and the Synquacer
> board from Socionext. This covers testing both the GPT and the MTD
> partitioned storage devices for the metadata access.
>
> [1] - https://developer.arm.com/documentation/den0118/latest/
> [2] - https://review.trustedfirmware.org/q/topic:%22topics/fwu_metadata_v2_migration%22
>
> Sughosh Ganu (18):
> configs: fwu: Remove FWU configs for metadata V2 migration
> fwu: metadata: Migrate to version 2 of the structure
> drivers: fwu: Add the size parameter to the metadata access API's
> fwu: Add some API's for metadata version 2 access
> lib: fwu: Make changes to support version 2 of FWU metadata
> drivers: fwu: mtd: Allocate buffer for image info dynamically
> drivers: fwu: Allocate memory for metadata copies
> fwu: Add a function to put a bank in Trial State
> capsule: Accept a bank on a successful update
> fwu: mtd: Modify the DFU API's to align with metadata version 2
> efi_firmware: fwu: Do not read FWU metadata on sandbox
> efi_firmware: fwu: Get the number of FWU banks at runtime
> cmd: fwu: Align the command with metadata version 2
> test: fwu: Align the FWU metadata access test with version 2
> fwu: Remove the config symbols for number of banks and images
> tools: mkfwumdata: Migrate to metadata version 2
> configs: fwu: Re-enable FWU configs
> doc: fwu: Make changes for supporting FWU Metadata version 2
>
> arch/sandbox/Kconfig | 6 -
> board/armltd/corstone1000/corstone1000.c | 2 +-
> cmd/fwu_mdata.c | 43 +++-
> configs/synquacer_developerbox_defconfig | 1 -
> doc/board/socionext/developerbox.rst | 9 +-
> doc/develop/uefi/fwu_updates.rst | 12 +-
> doc/usage/cmd/fwu_mdata.rst | 12 +-
> drivers/fwu-mdata/fwu-mdata-uclass.c | 10 +-
> drivers/fwu-mdata/gpt_blk.c | 27 +-
> drivers/fwu-mdata/raw_mtd.c | 85 ++++---
> include/fwu.h | 94 ++++++-
> include/fwu_mdata.h | 56 +++--
> lib/efi_loader/efi_capsule.c | 12 +-
> lib/efi_loader/efi_firmware.c | 20 +-
> lib/fwu_updates/Kconfig | 11 -
> lib/fwu_updates/fwu.c | 308 ++++++++++++++++++-----
> lib/fwu_updates/fwu_mtd.c | 76 ++++--
> test/dm/fwu_mdata.c | 56 +++--
> test/dm/fwu_mdata_disk_image.h | 124 ++++-----
> tools/mkfwumdata.c | 43 +++-
> 20 files changed, 705 insertions(+), 302 deletions(-)
>
> --
> 2.34.1
>
>
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