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2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

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What:        /sys/class/chromeos/<ec-device-name>/vbc/vboot_context
Date:        October 2015
KernelVersion:    4.4
Description:
        Read/write the verified boot context data included on a
        small nvram space on some EC implementations.