HI
m3_wr_assp_data(sc, ch->dac_data + CDATA_HOST_SRC_ADDRH, HI(bus_addr));
HI(bus_addr + ch->bufsize));
HI(bus_addr));
m3_wr_assp_data(sc, ch->adc_data + CDATA_HOST_SRC_ADDRH, HI(bus_addr));
HI(bus_addr + ch->bufsize));
HI(bus_addr));