DBC_REG
int count = (hostdata->script[Ent_SendMessage/4] & 0xffffff) - ((NCR_700_readl(host, DBC_REG) & 0xffffff) + NCR_700_data_residual(host));
int data_transfer = NCR_700_readl(host, DBC_REG) & 0xffffff;
(NCR_700_readl(host, DBC_REG) & 0x7f)) & 0x7f;
(NCR_700_readl(host, DBC_REG) & 0x3f)) & 0x3f;