[PATCH v6 0/7] Handoff bloblist from previous boot stage

[Ilias Apalodimas]

Hi Raymond,
The patches look sane, however there was a failure on the CI [0]. Can
you have a look?


[0] https://source.denx.de/u-boot/custodians/u-boot-tpm/-/pipelines/19347
Thanks
/Ilias

On Tue, 16 Jan 2024 at 19:14, Raymond Mao <raymond.mao at linaro.org> wrote:
>
> This patch set adds/adapts a few bloblist APIs and implements Arm arch
> custom function to retrieve the bloblist (aka. Transfer List) from
> previous loader via boot arguments when BLOBLIST option is enabled and
> all boot arguments are compliant to the register conventions defined
> in the Firmware Handoff spec v0.9.
>
> If an arch wishes to have different behaviors for loading bloblist
> from the previous boot stage, it is required to implement the custom
> function xferlist_from_boot_arg().
>
> V5:
> Drop [PATCH v4 8/9] fdt: update the document and Kconfig description.
> V6:
> Drop [PATCH v5 8/8] fdt: get FDT from bloblist.
>
> Raymond Mao (7):
>   bloblist: add API to check the register conventions
>   bloblist: check bloblist with specified buffer size
>   bloblist: refactor of bloblist_reloc()
>   arm: armv7: save boot arguments
>   arm: armv8: save boot arguments
>   arm: Get bloblist from boot arguments
>   bloblist: Load the bloblist from the previous loader
>
>  arch/arm/Kconfig             |  1 -
>  arch/arm/cpu/armv7/start.S   | 19 ++++++++
>  arch/arm/cpu/armv8/start.S   | 14 ++++++
>  arch/arm/lib/Makefile        |  2 +
>  arch/arm/lib/xferlist.c      | 27 ++++++++++++
>  arch/arm/lib/xferlist.h      | 19 ++++++++
>  common/bloblist.c            | 85 +++++++++++++++++++++++++++---------
>  common/board_f.c             |  9 ++--
>  configs/qemu_arm64_defconfig |  3 ++
>  include/bloblist.h           | 47 ++++++++++++++++----
>  test/bloblist.c              |  8 ++--
>  11 files changed, 193 insertions(+), 41 deletions(-)
>  create mode 100644 arch/arm/lib/xferlist.c
>  create mode 100644 arch/arm/lib/xferlist.h
>
> --
> 2.25.1
>