EDMA_S
ATA_INL(ch->r_mem, EDMA_S), ATA_INL(ch->r_mem, DMA_C),
ccs = EDMA_S_EIOID(ATA_INL(ch->r_mem, EDMA_S));
ccs = EDMA_S_EDEVQUETAG(ATA_INL(ch->r_mem, EDMA_S));