ENVCTRL_FSP_KEYMASK
val = encl.value & ENVCTRL_FSP_KEYMASK;
if ((secure & ENVCTRL_FSP_KEYMASK) == ENVCTRL_FSP_KEYLOCKED) {
chip.val = (~(ENVCTRL_FSP_KEYMASK | ENVCTRL_FSP_POMASK) & (*val));