m3_rd_1
status = m3_rd_1(sc, HOST_INT_STATUS);
event = m3_rd_1(sc, HW_VOL_COUNTER_MASTER);
ctl = m3_rd_1(sc, ASSP_CONTROL_B);
ctl = m3_rd_1(sc, ASSP_HOST_INT_STATUS);
data = m3_rd_1(sc, DSP_PORT_CONTROL_REG_B);
data = m3_rd_1(sc, ASSP_CONTROL_A);
data = m3_rd_1(sc, ASSP_CONTROL_C);
if ((m3_rd_1(sc, CODEC_STATUS) & 1) == 0) {
data = m3_rd_1(sc, CODEC_COMMAND);