Patrick Rudolph has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/32889
Change subject: Documentation: Warn about ME cleaner on Sandy Bridge ......................................................................
Documentation: Warn about ME cleaner on Sandy Bridge
Document known issues with 'disabled' ME.
Change-Id: I364f3ed49341523c781eb2f3b41e866f33632a7e Signed-off-by: Patrick Rudolph patrick.rudolph@9elements.com --- M Documentation/northbridge/intel/sandybridge/index.md A Documentation/northbridge/intel/sandybridge/me_cleaner.md 2 files changed, 13 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/89/32889/1
diff --git a/Documentation/northbridge/intel/sandybridge/index.md b/Documentation/northbridge/intel/sandybridge/index.md index dcb090a..c1d4b99 100644 --- a/Documentation/northbridge/intel/sandybridge/index.md +++ b/Documentation/northbridge/intel/sandybridge/index.md @@ -6,3 +6,4 @@
- [Native Ram Initialization](nri.md) - [RAM initialization feature matrix](nri_features.md) +- [ME Cleaner](me_cleaner.md) diff --git a/Documentation/northbridge/intel/sandybridge/me_cleaner.md b/Documentation/northbridge/intel/sandybridge/me_cleaner.md new file mode 100644 index 0000000..25938a5 --- /dev/null +++ b/Documentation/northbridge/intel/sandybridge/me_cleaner.md @@ -0,0 +1,12 @@ +# ME Cleaner +It's possible to 'clean' the ME partition within the flash medium as part +of the build process. Using a 'cleaned' ME partition is *not* +recommomended. + +## Observations with 'cleaned' ME + +* Instable LPC bus + * SuperIO is malfunctioning + * TPM is malfunctioning + * Random system shutdowns on high bus activity +