SIS_RXFILT_DATA
CSR_WRITE_4(sc, SIS_RXFILT_DATA, eaddr[0] | eaddr[1] << 8);
CSR_WRITE_4(sc, SIS_RXFILT_DATA, eaddr[2] | eaddr[3] << 8);
CSR_WRITE_4(sc, SIS_RXFILT_DATA, eaddr[4] | eaddr[5] << 8);
CSR_WRITE_4(sc, SIS_RXFILT_DATA, eaddr[0] | eaddr[1] << 8);
CSR_WRITE_4(sc, SIS_RXFILT_DATA, eaddr[2] | eaddr[3] << 8);
CSR_WRITE_4(sc, SIS_RXFILT_DATA, eaddr[4] | eaddr[5] << 8);
((uint16_t *)dest)[0] = CSR_READ_2(sc, SIS_RXFILT_DATA);
((uint16_t *)dest)[1] = CSR_READ_2(sc, SIS_RXFILT_DATA);
((uint16_t *)dest)[2] = CSR_READ_2(sc, SIS_RXFILT_DATA);
CSR_WRITE_4(sc, SIS_RXFILT_DATA, 0);
SIS_SETBIT(sc, SIS_RXFILT_DATA, (1 << bit));
CSR_WRITE_4(sc, SIS_RXFILT_DATA, hashes[i]);