RTK_MAR0
CSR_WRITE_4(sc, RTK_MAR0, 0xFFFFFFFF);
CSR_WRITE_4(sc, RTK_MAR0, 0);
CSR_WRITE_4(sc, RTK_MAR0, bswap32(hashes[1]));
CSR_WRITE_4(sc, RTK_MAR0, hashes[0]);