[PATCH v3 0/6] android_ab: introduce bcb ab_dump command and provide several bcb fixes

[Guillaume LA ROQUE]

Hi,

just test this series on Khadas vim3 board and it's working fine

bcb ab_dump mmc 2#misc
Bootloader Control:       [misc]
Active Slot:              _a
Magic Number:             0x42414342
Version:                  1
Number of Slots:          2
Recovery Tries Remaining: 0
CRC:                      0xd438d1b9 (Valid)

Slot[0] Metadata:
         - Priority:         15
         - Tries Remaining:  6
         - Successful Boot:  0
         - Verity Corrupted: 0

Slot[1] Metadata:
         - Priority:         15
         - Tries Remaining:  7
         - Successful Boot:  0
         - Verity Corrupted: 0


Thanks for your patches.

Tested-by: Guillaume La Roque <glaroque at baylibre.com>


Le 08/10/2024 à 22:18, Dmitry Rokosov a écrit :
> The patch series include changes:
>      - move ab_select_slot() documentation to @ notation
>      - move ab_select command to bcb subcommands
>      - introduce the ab_dump command to print the content of the BCB
>        block; it's useful for debugging A/B logic on supported boards
>      - fix the slot suffix format in the ABC block to align with official
>        Android BCB specifications
>      - add a test for the ab_dump command to verify the accuracy of each
>        field within the ABC data displayed, it's also useful for testing
>        slot_suffix problem code paths
>
> Changes v3 since v2 at [2]:
>      - return "Legend" block for bcb command
>      - additionally, verify the CONFIG_ANDROID_AB configuration alongside
>        CONFIG_CMD_BCB to ensure that the A/B scheme is used for the
>        designated board.
>
> Changes v2 since v1 at [1]:
>      - move ab_select_slot() documentation to @ notation
>      - move ab_select command to bcb subcommands per Simon and Mattijs
>        suggestions
>      - redesign ab_dump as bcb subcommand
>      - use spaces instead of tabs in the ab_dump command output
>      - print hex values in the lowercase
>      - add RvB tags
>
> Links:
>      [1] https://lore.kernel.org/all/20240725194716.32232-1-ddrokosov@salutedevices.com/
>      [2] https://lore.kernel.org/all/20240911214945.15873-1-ddrokosov@salutedevices.com/
>
> Signed-off-by: Dmitry Rokosov <ddrokosov at salutedevices.com>
> ---
> Dmitry Rokosov (6):
>        include/android_ab: move ab_select_slot() documentation to @ notation
>        treewide: bcb: move ab_select command to bcb subcommands
>        cmd: bcb: change strcmp() usage style in the do_bcb_ab_select()
>        cmd: bcb: introduce 'ab_dump' command to print BCB block content
>        common: android_ab: fix slot suffix for abc block
>        test/py: introduce test for ab_dump command
>
>   MAINTAINERS                               |   1 -
>   boot/android_ab.c                         | 116 ++++++++++++++++++++++++------
>   cmd/Kconfig                               |  15 +---
>   cmd/Makefile                              |   1 -
>   cmd/ab_select.c                           |  66 -----------------
>   cmd/bcb.c                                 |  98 +++++++++++++++++++++++++
>   configs/am57xx_hs_evm_usb_defconfig       |   1 -
>   configs/khadas-vim3_android_ab_defconfig  |   1 -
>   configs/khadas-vim3l_android_ab_defconfig |   1 -
>   configs/sandbox64_defconfig               |   4 +-
>   configs/sandbox_defconfig                 |   4 +-
>   doc/android/ab.rst                        |  12 ++--
>   include/android_ab.h                      |  17 ++++-
>   include/configs/khadas-vim3_android.h     |   2 +-
>   include/configs/khadas-vim3l_android.h    |   2 +-
>   include/configs/meson64_android.h         |   4 +-
>   include/configs/ti_omap5_common.h         |   4 +-
>   test/py/tests/test_android/test_ab.py     |  31 ++++++--
>   18 files changed, 252 insertions(+), 128 deletions(-)
> ---
> base-commit: fbe16bc28014dc1ed957f5fee7e53d6eee781aa9
> change-id: 20241008-android_ab_master-d86d71c839ae
>
> Best regards,