cfrantz
cfrantz
FYI @korran
Here is an implementation (for `earlgrey_1.0.0`) that uses spx keys from the ownership configuration: #25083. Specifically, this implements hybrid signing, where an application firmware needs to be signed with both...
The symbol values test described above is a good first step. We should also write some tests that take a direct approach: load a bitstream that corresponds to `Earlgrey-PROD-A2-M6-ROM-RC1` and...
Does the newer OTBN binary even need the patch? Changing this will break future immutable sections for existing chips. In order for this to function correctly, we need to look...
> This is a patch to OTBN binary in earlgrey ROM, which won't have newer OTBN binary. Though, I can't speak whether this patch is necessary. Correct, but any recent...
> > If we change this patching code to accomodate the changed OTBN boot services program, it won't work anymore for A2. > > I'm a bit confused. This PR...
@timothytrippel Should we disable the ROM hash test on `master`?
> That initializes the retention sram but does not get a scrambling key, and although the scrambling function that does the initialization is present as well, just below it, it...
> Yes, libusb is my question too. On my machine OT-tool binary depends on (apart from libssl,libcrypto and glibc libraries), `libftdi1`/`libusb-1.0`/`libudev`. (It does not depend on libelf) Libusb depends on...