[PATCH 1/2] boot: android: Always use 8-byte aligned DT with libfdt

Marek Vasut marek.vasut at mailbox.org
Thu Nov 13 22:42:17 CET 2025


On 11/13/25 9:36 PM, Tom Rini wrote:

Hello everyone,

>>> Which is different from disagreeing with your specific feedback about
>>> how we get there, to be clear.
> 
> And again, since your feedback to this patch was "Don't?", I'm saying we
> need to. But the rest of your feedback was structural on moving towards
> resolving it and so I assume Marek will respond.

The "blast radius" are these patches, that's all that tripped the tests:

  - boot: android: Always use 8-byte aligned DT with libfdt
  - test/py: android: Point fdt command to aligned addresses
  - test/py: Use aligned address for overlays in 'extension' test
  - sandbox: Fix DT compiler address warnings in sandbox DTs
  - sandbox: Fix DT compiler pin warnings in sandbox DTs
  - boot: Assure FDT is always at 8-byte aligned address
  - arm: qemu: Eliminate fdt_high and initrd_high misuse
  - efi_loader: Assure fitImage from capsule is used from 8-byte aligned 
address
  - MIPS: Assure end of U-Boot is at 8-byte aligned offset

Regarding last minute alignment, the problem with this android image 
seems to be in the android image itself, which packs in badly aligned 
FDT. We therefore have to copy it out and realign.

-- 
Best regards,
Marek Vasut


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