Comments (4)
This is a duplicate of #224
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Users will want to backwards in versions. This is especially during testing, but also in the field.
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@mkiiskila I believe this was discussed in a meeting before, and the idea was to enable OPTIONAL support for this feature. This doesn't make sense for development, but could be wanted in the field. Also kinda in the same veins, @d3zd3z suggested using 'overwrite-only' mode when no fallback to previous version should ever be necessary.
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FYI: HomeKit does not allow downgrading FW.
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Related Issues (20)
- New downgrade prevention mechanism bypassable HOT 6
- docu uses KCONFIG symbol that does not exist for downgrade prevention HOT 1
- Sector sizes of primary/secodary are not checked HOT 3
- Leverage the use of the shared_data functionality HOT 4
- NUCLEO_F767ZI mcuboot bootloader crash while upgrading firmware using swapping and scratch region
- Reboot and force mcuboot to stay in boot mode HOT 1
- Serial recovery list outputs data for all slots including slots without valid data
- Mcuboot for telink microcontroller (tlsr9518adk80d kit) in zephyr_SDK v3.3.99 HOT 2
- Overwrite only with downgrade prevention problem(?) HOT 3
- imgtool getpriv does not work on enc-ec256-priv.pem file HOT 3
- boot_serial: OP is wrongly treated as a full 8 bit value
- serial recovery image listing does not work with encrypted images
- Encryption rework, that nobody asked for, keeps on breaking a lot of stuff HOT 3
- EC256 encryption is broken when building MCUboot for Zephyr HOT 7
- zephyr: Swap using scratch does not boot HOT 2
- bootutil: boot_set_next always uses image 0
- swap_move: boot_read_image_header mixes slot numbers when more than one image is swapped in multi-image configuration
- Implement imgtool sanity test in CI HOT 2
- Remove development keys from repository HOT 2
- PR #1692 changes existing api and might break downstream users HOT 10
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