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author | Mary Ruthven <mruthven@chromium.org> | 2019-10-07 15:43:46 -0700 |
---|---|---|
committer | Commit Bot <commit-bot@chromium.org> | 2019-10-08 19:58:41 +0000 |
commit | a8237a64b798dbf52419303d4e5c623b82870d98 (patch) | |
tree | 861668c46ce0e053c2980637f95b6a91227a5217 /docs/ccd_howtos.md | |
parent | a575b3abb12d4f05482781f9cff028cfa4fc9917 (diff) | |
download | chrome-ec-a8237a64b798dbf52419303d4e5c623b82870d98.tar.gz |
docs: ccd gsc: add description of G3 WP issue
Cr50 may not be able to disable write protect in G3. Add a description
and workaround for this issue to the ccd gsc docs.
BUG=b:140551928
BRANCH=none
TEST=none
Change-Id: I752a1d4fd5a148af44b595924e57aaa7ec64e7a4
Signed-off-by: Mary Ruthven <mruthven@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/1845780
Reviewed-by: Wai-Hong Tam <waihong@google.com>
Diffstat (limited to 'docs/ccd_howtos.md')
-rw-r--r-- | docs/ccd_howtos.md | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/docs/ccd_howtos.md b/docs/ccd_howtos.md index 874db1d415..8024d0cde7 100644 --- a/docs/ccd_howtos.md +++ b/docs/ccd_howtos.md @@ -199,7 +199,13 @@ It goes into a lot more detail. Cr50 > ccd set OpenNoDevMode Always Cr50 > ccd set OpenFromUSB Always +6. **(recommended) [Disable SW WP]** to flash RO firmware if your board has + issues disabling HW WP with the AP off. + + AP > flashrom -p host --wp-disable + [Setup CCD]: ./case_closed_debugging_cr50.md#CCD-Setup [sparkfun]: https://www.sparkfun.com/products/14746 [SuzyQ]: https://chromium.googlesource.com/chromiumos/third_party/hdctools/+/refs/heads/master/docs/ccd.md#suzyq-suzyqable [wp console command]: ./case_closed_debugging_cr50.md#WP-control +[Disable SW WP]: ./case_closed_debugging_cr50.md#AP-Off |