gpu: nova-core: Hopper/Blackwell: add FMC signature extraction

Browse source

Extract the SHA-384 hash, RSA public key, and RSA signature from the
FMC ELF32 firmware sections. FSP Chain of Trust verification needs
these to validate the FMC image during boot.

Signed-off-by: John Hubbard <jhubbard@nvidia.com>
Reviewed-by: Eliot Courtney <ecourtney@nvidia.com>
Link: https://patch.msgid.link/20260602032111.224790-14-jhubbard@nvidia.com
[acourbot: derive `Zeroable` on `FmcSignature` for in-place initialization]
Co-developed-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>

...

This commit is contained in:

John Hubbard 2026-06-01 20:21:01 -07:00 • committed by Alexandre Courbot

parent 82eaa14e7e

commit 4d789488d3

1 changed files with 86 additions and 3 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

89

drivers/gpu/nova-core/firmware/fsp.rs

View file