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| author | Angel Pons <th3fanbus@gmail.com> | 2021-01-22 19:14:07 +0100 |
|---|---|---|
| committer | Angel Pons <th3fanbus@gmail.com> | 2021-01-24 23:21:23 +0000 |
| commit | 0ec903a73bd76e2f664259258933c42ce722b0f2 (patch) | |
| tree | 70c8d99023cf4d8b4e953d17efd34a25aa86a586 /Documentation/mainboard | |
| parent | 76943a34430561c53ab9a4d573b0596d205a30c7 (diff) | |
Doc/mb/lenovo/Sandy_Bridge_series.md: Clarify installation
Unlike Ivy Bridge series, there isn't a method to flash coreboot
internally when running vendor firmware (yet). Until someone finds a way
to bypass flash protections, the first flash has to be done externally.
Change-Id: Idaff264f2b7277516d69d1323f1a0c885b28c3db
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49848
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Diffstat (limited to 'Documentation/mainboard')
| -rw-r--r-- | Documentation/mainboard/lenovo/Sandy_Bridge_series.md | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/mainboard/lenovo/Sandy_Bridge_series.md b/Documentation/mainboard/lenovo/Sandy_Bridge_series.md index 16f0929e95..84bae4014d 100644 --- a/Documentation/mainboard/lenovo/Sandy_Bridge_series.md +++ b/Documentation/mainboard/lenovo/Sandy_Bridge_series.md @@ -22,6 +22,10 @@ ``` ## Installation instructions + +Flashing coreboot for the first time needs to be done using an external +programmer, because vendor firmware prevents rewriting the BIOS region. + * Update the EC firmware, as there's no support for EC updates in coreboot. * Do **NOT** accidentally swap pins or power on the board while a SPI flasher is connected. It will destroy your device. |