DMAC_READ
ch->ch_debug = DMAC_READ(sc, DMAC_DEBUG(index));
val = DMAC_READ(sc, DMAC_CS(index));
cs = DMAC_READ(sc, DMAC_CS(ch->ch_index));
ce = DMAC_READ(sc, DMAC_DEBUG(ch->ch_index));
val = DMAC_READ(sc, DMAC_CS(ch->ch_index));
val = DMAC_READ(sc, DMAC_CS(ch->ch_index));
val = DMAC_READ(sc, DMAC_CS(ch->ch_index));
DMAC_READ(sc, DMAC_CS(index)));
DMAC_READ(sc, DMAC_CONBLK_AD(index)));
DMAC_READ(sc, DMAC_DEBUG(index)));