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| author | Angel Pons <th3fanbus@gmail.com> | 2020-11-11 10:26:11 +0100 |
|---|---|---|
| committer | Angel Pons <th3fanbus@gmail.com> | 2020-11-13 16:11:48 +0000 |
| commit | 9fe0615eccc254901fa83043f7db23e84c4a3511 (patch) | |
| tree | af933d33592efba7c6f899756ac7f7ac16c5c9cb /Documentation/releases | |
| parent | 16433c9c9295e90a3e18c75e42bdb80a059df3b3 (diff) | |
Doc/relnotes/4.13: Add several relevant changes
While some of these have little impact, they are worth mentioning here.
Change-Id: Idbf629ae77b8918ff1d93edb7b6c4669bbbe17df
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47444
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Diffstat (limited to 'Documentation/releases')
| -rw-r--r-- | Documentation/releases/coreboot-4.13-relnotes.md | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/Documentation/releases/coreboot-4.13-relnotes.md b/Documentation/releases/coreboot-4.13-relnotes.md index ddbea81c2c..139fa20865 100644 --- a/Documentation/releases/coreboot-4.13-relnotes.md +++ b/Documentation/releases/coreboot-4.13-relnotes.md @@ -13,6 +13,27 @@ Update this document with changes that should be in the release notes. Significant changes ------------------- +### Native refcode implementation for Bay Trail + +Bay Trail no longer needs a refcode binary to function properly. The refcode +was reimplemented as coreboot code, which should be functionally equivalent. +Thus, coreboot only needs to run the MRC.bin to successfully boot Bay Trail. + +### Unusual config files to build test more code + +There's some new highly-unusual config files, whose only purpose is to coerce +Jenkins into build-testing several disabled-by-default coreboot config options. +This prevents them from silently decaying over time because of build failures. + +### Initial support for Intel Trusted eXecution Technology + +coreboot now supports enabling Intel TXT. Though it's not feature-complete yet, +the code allows successfully launching tboot, a Measured Launch Environment. It +was tested on Haswell using an Asrock B85M Pro4 mainboard with TPM 2.0 on LPC. +Though support for other platforms is still not ready, it is being worked on. +The Haswell MRC.bin needs to be patched so as to enable DPR. Given that the MRC +binary cannot be redistributed, the best long-term solution is to replace it. + ### Hidden PCI devices This new functionality takes advantage of the existing 'hidden' keyword in the |