haltwo_write_indirect
haltwo_write_indirect(sc, HAL2_IREG_RELAY_C, HAL2_RELAY_C_STATE, 0);
haltwo_write_indirect(sc, HAL2_IREG_DAC_C2, 0, 0);
haltwo_write_indirect(sc, HAL2_IREG_BRES1_C1,
haltwo_write_indirect(sc, HAL2_IREG_BRES1_C2, inc, 0xFFFF);
haltwo_write_indirect(sc, HAL2_IREG_DMA_END, tmp, 0);
haltwo_write_indirect(sc, HAL2_IREG_DAC_C1,
haltwo_write_indirect(sc, HAL2_IREG_DMA_PORT_EN,
haltwo_write_indirect(sc, HAL2_IREG_DMA_DRV, 1, 0);
haltwo_write_indirect(sc, HAL2_IREG_DMA_PORT_EN,