RT2661_E2PROM_CSR
n = (RAL_READ(sc, RT2661_E2PROM_CSR) & RT2661_93C46) ? 5 : 7;
tmp = RAL_READ(sc, RT2661_E2PROM_CSR);
RAL_WRITE((sc), RT2661_E2PROM_CSR, (val)); \