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Update standard operations section #66

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Merged
danh-arm merged 5 commits into from
Jan 20, 2026
Merged

Update standard operations section #66

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21f1745
Add security considerations for Relocating a TL
manish-pandey-arm Mar 20, 2025
be2d045
Describe helper utility for adding a Void TE
manish-pandey-arm Mar 25, 2025
b94bcf0
Describe "Removing a TE" operation
manish-pandey-arm Mar 24, 2025
6a66fba
Describe "Overwriting a TE" operation
manish-pandey-arm Mar 25, 2025
740dfd0
Replace hardcoded 0x8 with te.hdr_size in standard operations
manish-pandey-arm Dec 18, 2025
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3 changes: 3 additions & 0 deletions source/transfer_list.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -507,6 +507,9 @@ Inputs:
#. If `has_checksum`, add the sum of the 4 bytes from `new_tl_base + 0xc` to
`new_tl_base + 0x10` to `tl.checksum` (`new_tl_base + 0x4`).

.. note::
After relocating a TL, implementations should consider scrubbing the old TL memory if it contains
any secrets that might be accessible to later untrusted software.
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@danh-arm danh-arm Jan 20, 2026

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minor: I think this note also applies in the case of Removing a TE or Overwriting a TE. This could perhaps be duplicated or placed in a more general section?


.. _sec_std_entries:

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