Function lists_for 

pub const fn lists_for(
    max_priorities: u8,
    queues: usize,
    groups: usize,
) -> usize

Lists a kernel needs: one ready list per priority, the two delayed lists, the pending-ready list and the suspended list, plus the two event lists (xTasksWaitingToSend, xTasksWaitingToReceive) of every queue and the one (xTasksWaitingForBits) of every event group.