RZT2H_MAX_SAFETY_PORTS
if (!pctrl->safety_port_enabled && port <= RZT2H_MAX_SAFETY_PORTS)
for (port = 0; port <= RZT2H_MAX_SAFETY_PORTS; port++)
((port) > RZT2H_MAX_SAFETY_PORTS ? (pctrl)->base0 : (pctrl)->base1)