Issue #421 has been updated by Julius Werner.
Can you explain what use case you have that requires you to use multiple
algorithms? And why is it not enough to just call tpm_extend_pcr() several
times, once for each algorithm?
Let's clarify what your high-level goal here is first before we
Issue #421 has been updated by Sergii Dmytruk.
If there are no objections, I'll use an API like this instead:
```
struct tpm_digest {
const uint8_t *hash;
size_t len;
enum vb2_hash_algorithm hash_type;
};
/**
* Ask vboot for a digest and extend a TPM PCR with it.
*
Issue #420 has been updated by Michał Żygowski.
Related links updated
Michał Żygowski wrote in #note-10:
> Adding subtask seems to be a new issue creation. In order to avoid
> duplication, I have added these issues from related links to the Related
> Issues section.
NVM, I can assign
Issue #426 has been updated by Michał Żygowski.
Parent task set to #420
Documentation #426: Document existing and added TPM event log formats and PCR
usage
https://ticket.coreboot.org/issues/426#change-1180
* Author: Krystian Hebel
* Status:
Issue #425 has been updated by Michał Żygowski.
Parent task set to #420
Feature #425: Add parsing of new TPM event log formats to cbmem utility
https://ticket.coreboot.org/issues/425#change-1179
* Author: Krystian Hebel
* Status: New
*
Issue #424 has been updated by Michał Żygowski.
Parent task set to #420
Feature #424: Create and implement option to choose either TCG or vboot PCR
assignment
https://ticket.coreboot.org/issues/424#change-1178
* Author: Krystian Hebel
* Status:
Issue #423 has been updated by Michał Żygowski.
Parent task set to #420
Feature #423: Implement legacy and crypto agile TPM event log formats
https://ticket.coreboot.org/issues/423#change-1177
* Author: Krystian Hebel
* Status: New
* Priority:
Issue #422 has been updated by Michał Żygowski.
Parent task set to #420
Feature #422: Create Kconfig menu for TPM event log format
https://ticket.coreboot.org/issues/422#change-1176
* Author: Krystian Hebel
* Status: New
* Priority: Normal
*
Issue #421 has been updated by Michał Żygowski.
Parent task set to #420
Cleanup #421: Change API of functions taking hash as an argument
https://ticket.coreboot.org/issues/421#change-1175
* Author: Krystian Hebel
* Status: New
* Priority:
Issue #420 has been updated by Michał Żygowski.
Adding subtask seems to be a new issue creation. In order to avoid duplication,
I have added these issues from related links to the Related Issues section.
Feature #420: Use standard format of TPM
Issue #420 has been updated by Michał Żygowski.
Related to Documentation #426: Document existing and added TPM event log
formats and PCR usage added
Feature #420: Use standard format of TPM event log
Issue #426 has been updated by Michał Żygowski.
Related to Feature #420: Use standard format of TPM event log added
Documentation #426: Document existing and added TPM event log formats and PCR
usage
Issue #425 has been updated by Michał Żygowski.
Related to Feature #420: Use standard format of TPM event log added
Feature #425: Add parsing of new TPM event log formats to cbmem utility
https://ticket.coreboot.org/issues/425#change-1171
*
Issue #420 has been updated by Michał Żygowski.
Related to Feature #425: Add parsing of new TPM event log formats to cbmem
utility added
Feature #420: Use standard format of TPM event log
https://ticket.coreboot.org/issues/420#change-1170
*
Issue #424 has been updated by Michał Żygowski.
Related to Feature #420: Use standard format of TPM event log added
Feature #424: Create and implement option to choose either TCG or vboot PCR
assignment
Issue #420 has been updated by Michał Żygowski.
Related to Feature #424: Create and implement option to choose either TCG or
vboot PCR assignment added
Feature #420: Use standard format of TPM event log
Issue #423 has been updated by Michał Żygowski.
Related to Feature #420: Use standard format of TPM event log added
Feature #423: Implement legacy and crypto agile TPM event log formats
https://ticket.coreboot.org/issues/423#change-1167
* Author:
Issue #420 has been updated by Michał Żygowski.
Related to Feature #423: Implement legacy and crypto agile TPM event log
formats added
Feature #420: Use standard format of TPM event log
https://ticket.coreboot.org/issues/420#change-1166
*
Issue #421 has been updated by Michał Żygowski.
Related to Feature #420: Use standard format of TPM event log added
Cleanup #421: Change API of functions taking hash as an argument
https://ticket.coreboot.org/issues/421#change-1163
* Author:
Issue #422 has been updated by Michał Żygowski.
Related to Feature #420: Use standard format of TPM event log added
Feature #422: Create Kconfig menu for TPM event log format
https://ticket.coreboot.org/issues/422#change-1165
* Author: Krystian
Issue #420 has been updated by Michał Żygowski.
Related to Feature #422: Create Kconfig menu for TPM event log format added
Feature #420: Use standard format of TPM event log
https://ticket.coreboot.org/issues/420#change-1164
* Author: Krystian
Issue #420 has been updated by Michał Żygowski.
Related to Cleanup #421: Change API of functions taking hash as an argument
added
Feature #420: Use standard format of TPM event log
https://ticket.coreboot.org/issues/420#change-1162
* Author:
Issue #420 has been updated by Michał Żygowski.
Related links updated
Arthur Heymans wrote in #note-2:
> https://review.coreboot.org/c/coreboot/+/51710 Implements the TCG one. The
> coreboot implementation is not a 'proprietary' format. That would imply that
> there is a license
Issue #310 has been updated by Angel Pons.
Affected OS set to All (coreboot bug)
Affected hardware set to ThinkPad T440p
Status changed from Response Needed to Resolved
Bug #310: Coreboot 4.14 fails on a Lenvovo T440p
Issue #420 has been updated by Arthur Heymans.
https://review.coreboot.org/c/coreboot/+/51710 Implements the TCG one. The
coreboot implementation is not a 'proprietary' format. That would imply that
there is a license restriction on using it which there is not.
A lot of the TCG spec simply
Issue #425 has been updated by Michał Żygowski.
Related links updated
I have already started some work for parsing TCG compliant event log from DRTM
event log area reserved in cbmem. It should be relatively simple to propagate
to other cbmem regions if needed. Relevant patchset linekd in
Issue #427 has been updated by Akura Ryu.
Angel Pons wrote in #note-4:
> Hi,
>
> Yes, the EC should be reset by unplugging all power supplies, as it loses
> power. The RTC/CMOS battery shouldn't matter, but it would be a good idea to
> disconnect it as well if it's easy to do so.
I've
Issue #427 has been updated by Angel Pons.
Hi,
Yes, the EC should be reset by unplugging all power supplies, as it loses
power. The RTC/CMOS battery shouldn't matter, but it would be a good idea to
disconnect it as well if it's easy to do so.
Bug
Issue #427 has been updated by Akura Ryu.
Angel Pons wrote in #note-2:
> Could you please check if the "battery not charging" issues are still present
> when *not* using any software to mess with the thresholds? To properly test,
> please make sure the EC (Embedded Controller) gets reset:
Issue #427 has been updated by Angel Pons.
Could you please check if the "battery not charging" issues are still present
when *not* using any software to mess with the thresholds? To properly test,
please make sure the EC (Embedded Controller) gets reset: power off the laptop
and remove all
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