DMA_LO32
pt->ctp_dataseg[0].ds_base = DMA_LO32(fcp->isp_scdma+XTXOFF);
pt->ctp_dataseg[1].ds_base = DMA_LO32(fcp->isp_scdma+IGPOFF);
pt->ctp_dataseg[0].ds_base = DMA_LO32(fcp->isp_scdma+XTXOFF);
pt->ctp_dataseg[1].ds_base = DMA_LO32(fcp->isp_scdma+IGPOFF);
d->ds_base = DMA_LO32(e->ds_addr); \
d->ds_base = DMA_LO32(e->ds_addr); \