112 CR12/CT12, VR12/VP12 UEFI Firmware User's Guide
Publication No. UGCR12V051E Rev. A.0
12 •
UEFI Firmware Update
UEFI firmware update images are typically available from Abaco homepage TBD or
provided by Abaco Support members. Follow the instructions for updating the UEFI
firmware supplied with the image.
12.1 UEFI Firmware Redundancy Strategy
The SBC has two sets of EFI Flash chips to form an EFI redundancy strategy. Basic
idea behind that is to always have at least one working EFI available regardless if
there have been any flashing errors or not.
12.2 UEFI Firmware Updating Procedure
To always maintain at least one EFI Flash correct, the
TBD software
uses the
following update procedure:
1.
Switch to the second Flash.
Description TBD
2.
Update the second Flash.
Description TBD
12.3 Fallback Mechanism
In case of one UEFI firmware being corrupted and therefore the SBC not starting up,
the IPMI controller automatically switches to the other Flash and resets the board.
Description TBD
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