510 	struct NCR_700_command_slot *slot = hostdata->free_list;  in find_empty_slot()  local
512 	if(slot == NULL) {  in find_empty_slot()
519 	if(slot->state != NCR_700_SLOT_FREE)  in find_empty_slot()
524 	hostdata->free_list = slot->ITL_forw;  in find_empty_slot()
525 	slot->ITL_forw = NULL;  in find_empty_slot()
532 	slot->state = NCR_700_SLOT_BUSY;  in find_empty_slot()
533 	slot->flags = 0;  in find_empty_slot()
536 	return slot;  in find_empty_slot()
540 free_slot(struct NCR_700_command_slot *slot,  in free_slot()  argument
543 	if((slot->state & NCR_700_SLOT_MASK) != NCR_700_SLOT_MAGIC) {  in free_slot()
544 		printk(KERN_ERR "53c700: SLOT %p is not MAGIC!!!\n", slot);  in free_slot()
546 	if(slot->state == NCR_700_SLOT_FREE) {  in free_slot()
547 		printk(KERN_ERR "53c700: SLOT %p is FREE!!!\n", slot);  in free_slot()
550 	slot->resume_offset = 0;  in free_slot()
551 	slot->cmnd = NULL;  in free_slot()
552 	slot->state = NCR_700_SLOT_FREE;  in free_slot()
553 	slot->ITL_forw = hostdata->free_list;  in free_slot()
554 	hostdata->free_list = slot;  in free_slot()
567 		struct NCR_700_command_slot *slot =  in save_for_reselection()  local
570 		slot->resume_offset = dsp;  in save_for_reselection()
578 	      struct NCR_700_command_slot *slot)  in NCR_700_unmap()  argument
593 		struct NCR_700_command_slot *slot =  in NCR_700_scsi_done()  local
596 		dma_unmap_single(hostdata->dev, slot->pCmd,  in NCR_700_scsi_done()
598 		if (slot->flags == NCR_700_FLAG_AUTOSENSE) {  in NCR_700_scsi_done()
601 			dma_unmap_single(hostdata->dev, slot->dma_handle,  in NCR_700_scsi_done()
610 			NCR_700_unmap(hostdata, SCp, slot);  in NCR_700_scsi_done()
612 		free_slot(slot, hostdata);  in NCR_700_scsi_done()
974 			struct NCR_700_command_slot *slot =  in process_script_interrupt()  local
976 			if(slot->flags == NCR_700_FLAG_AUTOSENSE) {  in process_script_interrupt()
997 				NCR_700_unmap(hostdata, SCp, slot);  in process_script_interrupt()
998 				dma_unmap_single(hostdata->dev, slot->pCmd,  in process_script_interrupt()
1019 				slot->pCmd = dma_map_single(hostdata->dev, cmnd, MAX_COMMAND_SIZE, DMA_TO_DEVICE);  in process_script_interrupt()
1020 …slot->dma_handle = dma_map_single(hostdata->dev, SCp->sense_buffer, SCSI_SENSE_BUFFERSIZE, DMA_FRO…  in process_script_interrupt()
1021 				slot->SG[0].ins = bS_to_host(SCRIPT_MOVE_DATA_IN | SCSI_SENSE_BUFFERSIZE);  in process_script_interrupt()
1022 				slot->SG[0].pAddr = bS_to_host(slot->dma_handle);  in process_script_interrupt()
1023 				slot->SG[1].ins = bS_to_host(SCRIPT_RETURN);  in process_script_interrupt()
1024 				slot->SG[1].pAddr = 0;  in process_script_interrupt()
1025 				slot->resume_offset = hostdata->pScript;  in process_script_interrupt()
1026 				dma_cache_sync(hostdata->dev, slot->SG, sizeof(slot->SG[0])*2, DMA_TO_DEVICE);  in process_script_interrupt()
1030 				slot->state = NCR_700_SLOT_QUEUED;  in process_script_interrupt()
1031 				slot->flags = NCR_700_FLAG_AUTOSENSE;  in process_script_interrupt()
1092 		struct NCR_700_command_slot *slot;  in process_script_interrupt()  local
1118 			slot = (struct NCR_700_command_slot *)SCp->host_scribble;  in process_script_interrupt()
1121 				hostdata->msgin[2], slot, slot->tag);  in process_script_interrupt()
1131 			slot = (struct NCR_700_command_slot *)SCp->host_scribble;  in process_script_interrupt()
1134 		if(slot == NULL) {  in process_script_interrupt()
1143 			resume_offset = slot->resume_offset;  in process_script_interrupt()
1144 			hostdata->cmd = slot->cmnd;  in process_script_interrupt()
1148 			                    CommandAddress, slot->pCmd);  in process_script_interrupt()
1150 					CommandCount, slot->cmnd->cmd_len);  in process_script_interrupt()
1153 					    to32bit(&slot->pSG[0].ins));  in process_script_interrupt()
1168 			dma_cache_sync(hostdata->dev, slot->cmnd->cmnd,  in process_script_interrupt()
1169 				       slot->cmnd->cmd_len, DMA_TO_DEVICE);  in process_script_interrupt()
1184 		struct NCR_700_command_slot *slot;  in process_script_interrupt()  local
1209 			slot = (struct NCR_700_command_slot *)SCp->host_scribble;  in process_script_interrupt()
1211 			slot->state = NCR_700_SLOT_QUEUED;  in process_script_interrupt()
1312 		struct NCR_700_command_slot *slot =  in process_selection()  local
1314 …saving cmd %p, slot %p, addr %x [%04x], resume %x!\n", id, hostdata->cmd, slot, dsp, dsp - hostdat…  in process_selection()
1339 			slot->state = NCR_700_SLOT_QUEUED;  in process_selection()
1393 	struct NCR_700_command_slot *slot =  in NCR_700_start_command()  local
1404 		slot->state = NCR_700_SLOT_QUEUED;  in NCR_700_start_command()
1407 		       SCp->device->host->host_no, slot->cmnd, slot));  in NCR_700_start_command()
1412 	slot->state = NCR_700_SLOT_BUSY;  in NCR_700_start_command()
1417 						slot->flags != NCR_700_FLAG_AUTOSENSE),  in NCR_700_start_command()
1423 	   slot->flags == NCR_700_FLAG_AUTOSENSE) {  in NCR_700_start_command()
1432 	   && (slot->tag != SCSI_NO_TAG && SCp->cmnd[0] != REQUEST_SENSE &&  in NCR_700_start_command()
1433 	       slot->flags != NCR_700_FLAG_AUTOSENSE)) {  in NCR_700_start_command()
1452 			    slot->pCmd);  in NCR_700_start_command()
1458 	                    SGScriptStartAddress, to32bit(&slot->pSG[0].ins));  in NCR_700_start_command()
1461 	if(slot->resume_offset == 0)  in NCR_700_start_command()
1462 		slot->resume_offset = hostdata->pScript;  in NCR_700_start_command()
1473 	NCR_700_writel(slot->temp, SCp->device->host, TEMP_REG);  in NCR_700_start_command()
1474 	NCR_700_writel(slot->resume_offset, SCp->device->host, DSP_REG);  in NCR_700_start_command()
1552 				struct NCR_700_command_slot *slot =  in NCR_700_intr()  local
1555 				if(slot->state == NCR_700_SLOT_FREE)  in NCR_700_intr()
1558 				SCp = slot->cmnd;  in NCR_700_intr()
1560 				       slot, SCp);  in NCR_700_intr()
1561 				free_slot(slot, hostdata);  in NCR_700_intr()
1587 			struct NCR_700_command_slot *slot = (SCp == NULL) ? NULL :  in NCR_700_intr()  local
1599 			} else if(dsp >= to32bit(&slot->pSG[0].ins) &&  in NCR_700_intr()
1600 				  dsp <= to32bit(&slot->pSG[NCR_700_SG_SEGMENTS].ins)) {  in NCR_700_intr()
1602 				int SGcount = (dsp - to32bit(&slot->pSG[0].ins))/sizeof(struct NCR_700_SG_List);  in NCR_700_intr()
1626 					count = (bS_to_cpu(slot->SG[SGcount].ins) & 0x00ffffff);  in NCR_700_intr()
1628 					slot->SG[SGcount].ins &= bS_to_host(0xff000000);  in NCR_700_intr()
1629 					slot->SG[SGcount].ins |= bS_to_host(data_transfer);  in NCR_700_intr()
1630 					pAddr = bS_to_cpu(slot->SG[SGcount].pAddr);  in NCR_700_intr()
1637 					slot->SG[SGcount].pAddr = bS_to_host(pAddr);  in NCR_700_intr()
1641 					slot->SG[i].ins = bS_to_host(SCRIPT_NOP);  in NCR_700_intr()
1642 					slot->SG[i].pAddr = 0;  in NCR_700_intr()
1644 				dma_cache_sync(hostdata->dev, slot->SG, sizeof(slot->SG), DMA_TO_DEVICE);  in NCR_700_intr()
1758 	struct NCR_700_command_slot *slot;  in NCR_700_queuecommand_lck()  local
1789 	slot = find_empty_slot(hostdata);  in NCR_700_queuecommand_lck()
1791 	slot->cmnd = SCp;  in NCR_700_queuecommand_lck()
1794 	SCp->host_scribble = (unsigned char *)slot;  in NCR_700_queuecommand_lck()
1824 		slot->tag = SCp->request->tag;  in NCR_700_queuecommand_lck()
1826 		       slot->tag, slot);  in NCR_700_queuecommand_lck()
1828 		slot->tag = SCSI_NO_TAG;  in NCR_700_queuecommand_lck()
1887 			slot->SG[i].ins = bS_to_host(move_ins | count);  in NCR_700_queuecommand_lck()
1889 			       i, count, slot->SG[i].ins, (unsigned long)vPtr));  in NCR_700_queuecommand_lck()
1890 			slot->SG[i].pAddr = bS_to_host(vPtr);  in NCR_700_queuecommand_lck()
1892 		slot->SG[i].ins = bS_to_host(SCRIPT_RETURN);  in NCR_700_queuecommand_lck()
1893 		slot->SG[i].pAddr = 0;  in NCR_700_queuecommand_lck()
1894 		dma_cache_sync(hostdata->dev, slot->SG, sizeof(slot->SG), DMA_TO_DEVICE);  in NCR_700_queuecommand_lck()
1896 		       (&slot->pSG[i].ins),  in NCR_700_queuecommand_lck()
1897 		       slot->SG[i].ins));  in NCR_700_queuecommand_lck()
1899 	slot->resume_offset = 0;  in NCR_700_queuecommand_lck()
1900 	slot->pCmd = dma_map_single(hostdata->dev, SCp->cmnd,  in NCR_700_queuecommand_lck()
1911 	struct NCR_700_command_slot *slot;  in DEF_SCSI_QCMD()  local
1915 	slot = (struct NCR_700_command_slot *)SCp->host_scribble;  in DEF_SCSI_QCMD()
1917 	if(slot == NULL)  in DEF_SCSI_QCMD()