config CHAIN_OF_TRUST depends on !FIT_SIGNATURE && SECURE_BOOT imply CMD_BLOB select FSL_CAAM select SPL_BOARD_INIT if (ARM && SPL) select SHA_HW_ACCEL select SHA_PROG_HW_ACCEL bool default y config CMD_ESBC_VALIDATE bool "Enable the 'esbc_validate' and 'esbc_halt' commands" default y if CHAIN_OF_TRUST help This option enables two commands used for secure booting: esbc_validate - validate signature using RSA verification esbc_halt - put the core in spin loop (Secure Boot Only)