APC_PNVA         1367 dev/sbus/cs4231.c 			nextaddr = APC_READ(sc, APC_PNVA) + chan->cs_blksz;
APC_PNVA         1373 dev/sbus/cs4231.c 		APC_WRITE(sc, APC_PNVA, nextaddr);
APC_PNVA         1528 dev/sbus/cs4231.c 	APC_WRITE(sc, APC_PNVA, (u_long)p->dmamap->dm_segs[0].ds_addr);