Enable VBOOT support on all devices that have a 12 MiB flash, using
RW_MAIN_A + RW_MAIN_B partition, allowing the use of tianocore payload
in both RW_MAIN_A, RW_MAIN_B and WP_RO.
* Add VBNV section to cmos.layout
* Add FMAP for VBOOT
* Select Kconfigs for VBOOT
* Enable VBOOT_SLOTS_RW_AB by default
The VBNV is intentionally not covered by the CMOS checksum.
Tested on x230 and T440p.
Change-Id: I8a35a06ece1e9d57a2ef23970e61ae26fafce543
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Signed-off-by: Jonas Moehle <ad-min@mailbox.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32617
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Peter Lemenkov <lemenkov@gmail.com>
Reviewed-by: Felix Singer <felixsinger@posteo.net>
