pckbd_init
pckbd_init(&pckbd_consdata, kbctag, PCKBC_KBD_SLOT, 1);
void pckbd_init(struct pckbd_internal *, pckbc_tag_t, pckbc_slot_t, int);
pckbd_init(sc->id, pa->pa_tag, pa->pa_slot, 0);