173 STATIC void NCR_700_chip_setup(struct Scsi_Host *host);
174 STATIC void NCR_700_chip_reset(struct Scsi_Host *host);
278 		(struct NCR_700_Host_Parameters *)SDp->host->hostdata[0];  in NCR_700_get_SXFER()
292 	struct Scsi_Host *host;  in NCR_700_detect()  local
334 	host = scsi_host_alloc(tpnt, 4);  in NCR_700_detect()
335 	if (!host)  in NCR_700_detect()
369 	host->max_id = 8;  in NCR_700_detect()
370 	host->max_lun = NCR_700_MAX_LUNS;  in NCR_700_detect()
372 	host->transportt = NCR_700_transport_template;  in NCR_700_detect()
373 	host->unique_id = (unsigned long)hostdata->base;  in NCR_700_detect()
375 	host->hostdata[0] = (unsigned long)hostdata;  in NCR_700_detect()
377 	NCR_700_writeb(0xff, host, CTEST9_REG);  in NCR_700_detect()
379 		hostdata->rev = (NCR_700_readb(host, CTEST8_REG)>>4) & 0x0f;  in NCR_700_detect()
381 		hostdata->rev = (NCR_700_readb(host, CTEST7_REG)>>4) & 0x0f;  in NCR_700_detect()
382 	hostdata->fast = (NCR_700_readb(host, CTEST9_REG) == 0);  in NCR_700_detect()
387 	printk(KERN_NOTICE "scsi%d: %s rev %d %s\n", host->host_no,  in NCR_700_detect()
393 	NCR_700_chip_reset(host);  in NCR_700_detect()
395 	if (scsi_add_host(host, dev)) {  in NCR_700_detect()
397 		scsi_host_put(host);  in NCR_700_detect()
401 	spi_signalling(host) = hostdata->differential ? SPI_SIGNAL_HVD :  in NCR_700_detect()
404 	return host;  in NCR_700_detect()
408 NCR_700_release(struct Scsi_Host *host)  in NCR_700_release()  argument
411 		(struct NCR_700_Host_Parameters *)host->hostdata[0];  in NCR_700_release()
437 NCR_700_data_residual (struct Scsi_Host *host) {  in NCR_700_data_residual()  argument
439 		(struct NCR_700_Host_Parameters *)host->hostdata[0];  in NCR_700_data_residual()
444 		count = ((NCR_700_readb(host, DFIFO_REG) & 0x7f) -  in NCR_700_data_residual()
445 			 (NCR_700_readl(host, DBC_REG) & 0x7f)) & 0x7f;  in NCR_700_data_residual()
447 		count = ((NCR_700_readb(host, DFIFO_REG) & 0x3f) -  in NCR_700_data_residual()
448 			 (NCR_700_readl(host, DBC_REG) & 0x3f)) & 0x3f;  in NCR_700_data_residual()
452 		synchronous = NCR_700_readb(host, SXFER_REG) & 0x0f;  in NCR_700_data_residual()
455 	ddir = NCR_700_readb(host, CTEST0_REG) & 0x01;  in NCR_700_data_residual()
460 			count += (NCR_700_readb(host, SSTAT2_REG) & 0xf0) >> 4;  in NCR_700_data_residual()
462 			if (NCR_700_readb(host, SSTAT1_REG) & SIDL_REG_FULL)  in NCR_700_data_residual()
466 		__u8 sstat = NCR_700_readb(host, SSTAT1_REG);  in NCR_700_data_residual()
631 NCR_700_internal_bus_reset(struct Scsi_Host *host)  in NCR_700_internal_bus_reset()  argument
634 	NCR_700_writeb(ASSERT_RST, host, SCNTL1_REG);  in NCR_700_internal_bus_reset()
636 	NCR_700_writeb(0, host, SCNTL1_REG);  in NCR_700_internal_bus_reset()
641 NCR_700_chip_setup(struct Scsi_Host *host)  in NCR_700_chip_setup()  argument
644 		(struct NCR_700_Host_Parameters *)host->hostdata[0];  in NCR_700_chip_setup()
671 		NCR_700_writeb(hostdata->dcntl_extra, host, DCNTL_REG);  in NCR_700_chip_setup()
673 			       host, DMODE_710_REG);  in NCR_700_chip_setup()
676 			       host, CTEST7_REG);  in NCR_700_chip_setup()
677 		NCR_700_writeb(BTB_TIMER_DISABLE, host, CTEST0_REG);  in NCR_700_chip_setup()
679 			       | AUTO_ATN, host, SCNTL0_REG);  in NCR_700_chip_setup()
682 			       host, DMODE_700_REG);  in NCR_700_chip_setup()
684 			       DIFF : 0, host, CTEST7_REG);  in NCR_700_chip_setup()
688 				       | GENERATE_RECEIVE_PARITY, host,  in NCR_700_chip_setup()
692 				       | PARITY | AUTO_ATN, host, SCNTL0_REG);  in NCR_700_chip_setup()
696 	NCR_700_writeb(1 << host->this_id, host, SCID_REG);  in NCR_700_chip_setup()
697 	NCR_700_writeb(0, host, SBCL_REG);  in NCR_700_chip_setup()
698 	NCR_700_writeb(ASYNC_OPERATION, host, SXFER_REG);  in NCR_700_chip_setup()
701 	     | RST_INT | PAR_ERR_INT | SELECT_INT, host, SIEN_REG);  in NCR_700_chip_setup()
703 	NCR_700_writeb(ABORT_INT | INT_INST_INT | ILGL_INST_INT, host, DIEN_REG);  in NCR_700_chip_setup()
704 	NCR_700_writeb(ENABLE_SELECT, host, SCNTL1_REG);  in NCR_700_chip_setup()
710 		NCR_700_writeb(SYNC_DIV_2_0, host, SBCL_REG);  in NCR_700_chip_setup()
711 		NCR_700_writeb(ASYNC_DIV_3_0 | hostdata->dcntl_extra, host, DCNTL_REG);  in NCR_700_chip_setup()
716 		NCR_700_writeb(SYNC_DIV_1_5, host, SBCL_REG);  in NCR_700_chip_setup()
717 		NCR_700_writeb(ASYNC_DIV_3_0 | hostdata->dcntl_extra, host, DCNTL_REG);  in NCR_700_chip_setup()
724 		NCR_700_writeb(SYNC_DIV_1_0, host, SBCL_REG);  in NCR_700_chip_setup()
725 		NCR_700_writeb(ASYNC_DIV_2_0 | hostdata->dcntl_extra, host, DCNTL_REG);  in NCR_700_chip_setup()
730 		NCR_700_writeb(SYNC_DIV_1_0, host, SBCL_REG);  in NCR_700_chip_setup()
731 		NCR_700_writeb(ASYNC_DIV_1_5 | hostdata->dcntl_extra, host, DCNTL_REG);  in NCR_700_chip_setup()
735 		NCR_700_writeb(SYNC_DIV_1_0, host, SBCL_REG);  in NCR_700_chip_setup()
736 		NCR_700_writeb(ASYNC_DIV_1_0 | hostdata->dcntl_extra, host, DCNTL_REG);  in NCR_700_chip_setup()
751 NCR_700_chip_reset(struct Scsi_Host *host)  in NCR_700_chip_reset()  argument
754 		(struct NCR_700_Host_Parameters *)host->hostdata[0];  in NCR_700_chip_reset()
756 		NCR_700_writeb(SOFTWARE_RESET_710, host, ISTAT_REG);  in NCR_700_chip_reset()
759 		NCR_700_writeb(0, host, ISTAT_REG);  in NCR_700_chip_reset()
761 		NCR_700_writeb(SOFTWARE_RESET, host, DCNTL_REG);  in NCR_700_chip_reset()
764 		NCR_700_writeb(0, host, DCNTL_REG);  in NCR_700_chip_reset()
769 	NCR_700_chip_setup(host);  in NCR_700_chip_reset()
779 process_extended_message(struct Scsi_Host *host,   in process_extended_message()  argument
815 				       host, SXFER_REG);  in process_extended_message()
819 			shost_printk(KERN_WARNING, host,  in process_extended_message()
833 		       host->host_no, pun, lun);  in process_extended_message()
844 		       host->host_no, pun, lun,  in process_extended_message()
857 	NCR_700_writel(temp, host, TEMP_REG);  in process_extended_message()
862 process_message(struct Scsi_Host *host,	struct NCR_700_Host_Parameters *hostdata,  in process_message()  argument
875 	printk("scsi%d (%d:%d): message %s: ", host->host_no, pun, lun,  in process_message()
884 		resume_offset =  process_extended_message(host, hostdata, SCp,  in process_message()
905 			scsi_change_queue_depth(SCp->device, host->cmd_per_lun);  in process_message()
907 			shost_printk(KERN_WARNING, host,  in process_message()
916 		printk(KERN_ERR "scsi%d (%d:%d) Parity Error!\n", host->host_no,  in process_message()
918 		NCR_700_internal_bus_reset(host);  in process_message()
921 		printk(KERN_INFO "scsi%d (%d:%d) SIMPLE TAG %d %s\n", host->host_no,  in process_message()
928 		       host->host_no, pun, lun,  in process_message()
944 	NCR_700_writel(temp, host, TEMP_REG);  in process_message()
952 			 struct Scsi_Host *host,  in process_script_interrupt()  argument
1064 		       sbcl_to_string(NCR_700_readb(host, SBCL_REG)));  in process_script_interrupt()
1069 		NCR_700_internal_bus_reset(host);  in process_script_interrupt()
1074 		       host->host_no, pun, lun, NCR_700_fatal_messages[i]);  in process_script_interrupt()
1079 		NCR_700_internal_bus_reset(host);  in process_script_interrupt()
1085 		       host->host_no, pun, lun,  in process_script_interrupt()
1100 		       host->host_no, reselection_id, lun));  in process_script_interrupt()
1102 		SDp = __scsi_device_lookup(host, 0, reselection_id, lun);  in process_script_interrupt()
1105 			       host->host_no, reselection_id, lun);  in process_script_interrupt()
1111 			SCp = scsi_host_find_tag(SDp->host, hostdata->msgin[2]);  in process_script_interrupt()
1114 				       host->host_no, reselection_id, lun, hostdata->msgin[2]);  in process_script_interrupt()
1125 			SCp = scsi_host_find_tag(SDp->host, SCSI_NO_TAG);  in process_script_interrupt()
1136 			       host->host_no, reselection_id, lun,  in process_script_interrupt()
1142 				       host->host_no);  in process_script_interrupt()
1161 				       host, SXFER_REG);  in process_script_interrupt()
1183 		__u8 reselection_id = NCR_700_readb(host, SFBR_REG);  in process_script_interrupt()
1187 		reselection_id &= ~(1<<host->this_id);  in process_script_interrupt()
1192 …host->host_no, reselection_id, lun, dsp, dsp - hostdata->pScript, hostdata->state, hostdata->comma…  in process_script_interrupt()
1217 				printk(KERN_ERR "scsi%d: Invalid reselection during selection!!\n", host->host_no);  in process_script_interrupt()
1221 				       host->host_no);  in process_script_interrupt()
1245 		resume_offset = process_message(host, hostdata, SCp,  in process_script_interrupt()
1250 		       host->host_no, pun, lun, NCR_700_condition[i],  in process_script_interrupt()
1260 		NCR_700_internal_bus_reset(host);  in process_script_interrupt()
1263 		       host->host_no, pun, lun, dsps & 0xfff, dsp, dsp - hostdata->pScript);  in process_script_interrupt()
1267 		       host->host_no, pun, lun, dsps, dsp - hostdata->pScript);  in process_script_interrupt()
1268 		NCR_700_internal_bus_reset(host);  in process_script_interrupt()
1281 process_selection(struct Scsi_Host *host, __u32 dsp)  in process_selection()  argument
1287 		(struct NCR_700_Host_Parameters *)host->hostdata[0];  in process_selection()
1292 		id = NCR_700_readb(host, hostdata->chip710 ?  in process_selection()
1296 		id &= ~(1<<host->this_id);  in process_selection()
1301 	sbcl = NCR_700_readb(host, SBCL_REG);  in process_selection()
1309 		       host->host_no, id));  in process_selection()
1335 			process_script_interrupt(A_GOOD_STATUS_AFTER_STATUS, dsp, SCp, host, hostdata);  in process_selection()
1362 NCR_700_clear_fifo(struct Scsi_Host *host) {  in NCR_700_clear_fifo()  argument
1364 		= (struct NCR_700_Host_Parameters *)host->hostdata[0];  in NCR_700_clear_fifo()
1366 		NCR_700_writeb(CLR_FIFO_710, host, CTEST8_REG);  in NCR_700_clear_fifo()
1368 		NCR_700_writeb(CLR_FIFO, host, DFIFO_REG);  in NCR_700_clear_fifo()
1373 NCR_700_flush_fifo(struct Scsi_Host *host) {  in NCR_700_flush_fifo()  argument
1375 		= (struct NCR_700_Host_Parameters *)host->hostdata[0];  in NCR_700_flush_fifo()
1377 		NCR_700_writeb(FLUSH_DMA_FIFO_710, host, CTEST8_REG);  in NCR_700_flush_fifo()
1379 		NCR_700_writeb(0, host, CTEST8_REG);  in NCR_700_flush_fifo()
1381 		NCR_700_writeb(FLUSH_DMA_FIFO, host, DFIFO_REG);  in NCR_700_flush_fifo()
1383 		NCR_700_writeb(0, host, DFIFO_REG);  in NCR_700_flush_fifo()
1396 		(struct NCR_700_Host_Parameters *)SCp->device->host->hostdata[0];  in NCR_700_start_command()
1407 		       SCp->device->host->host_no, slot->cmnd, slot));  in NCR_700_start_command()
1459 	NCR_700_clear_fifo(SCp->device->host);  in NCR_700_start_command()
1472 		       SCp->device->host, SXFER_REG);  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()
1482 	struct Scsi_Host *host = (struct Scsi_Host *)dev_id;  in NCR_700_intr()  local
1484 		(struct NCR_700_Host_Parameters *)host->hostdata[0];  in NCR_700_intr()
1496 	spin_lock_irqsave(host->host_lock, flags);  in NCR_700_intr()
1497 	if((istat = NCR_700_readb(host, ISTAT_REG))  in NCR_700_intr()
1512 			sstat0 = NCR_700_readb(host, SSTAT0_REG);  in NCR_700_intr()
1518 			dstat = NCR_700_readb(host, DSTAT_REG);  in NCR_700_intr()
1521 		dsps = NCR_700_readl(host, DSPS_REG);  in NCR_700_intr()
1522 		dsp = NCR_700_readl(host, DSP_REG);  in NCR_700_intr()
1525 		       host->host_no, istat, sstat0, dstat,  in NCR_700_intr()
1541 …	       host->host_no, SCp, SCp == NULL ? NULL : SCp->host_scribble, dsp, dsp - hostdata->pScript);  in NCR_700_intr()
1543 			scsi_report_bus_reset(host, 0);  in NCR_700_intr()
1546 			__shost_for_each_device(SDp, host)  in NCR_700_intr()
1574 			NCR_700_chip_setup(host);  in NCR_700_intr()
1584 			       host->host_no, pun, lun));  in NCR_700_intr()
1594 				__u32 temp = NCR_700_readl(host, TEMP_REG);  in NCR_700_intr()
1595 …Ent_SendMessage/4] & 0xffffff) - ((NCR_700_readl(host, DBC_REG) & 0xffffff) + NCR_700_data_residua…  in NCR_700_intr()
1596 … %p[%04x], phase %s\n", host->host_no, pun, lun, count, (void *)temp, temp - hostdata->pScript, sb…  in NCR_700_intr()
1601 				int data_transfer = NCR_700_readl(host, DBC_REG) & 0xffffff;  in NCR_700_intr()
1603 				int residual = NCR_700_data_residual(host);  in NCR_700_intr()
1606 				__u32 naddr = NCR_700_readl(host, DNAD_REG);  in NCR_700_intr()
1609 				       host->host_no, pun, lun,  in NCR_700_intr()
1614 				       host->host_no, pun, lun,  in NCR_700_intr()
1634 …transfer mismatch pAddr=%lx, naddr=%lx, data_transfer=%d, residual=%d\n", host->host_no, pun, lun,…  in NCR_700_intr()
1649 				NCR_700_flush_fifo(host);  in NCR_700_intr()
1651 				__u8 sbcl = NCR_700_readb(host, SBCL_REG);  in NCR_700_intr()
1653 				       host->host_no, pun, lun, dsp - hostdata->pScript, sbcl_to_string(sbcl));  in NCR_700_intr()
1654 				NCR_700_internal_bus_reset(host);  in NCR_700_intr()
1659 			       host->host_no, pun, lun);  in NCR_700_intr()
1663 			       host->host_no, pun, lun);  in NCR_700_intr()
1667 			       host->host_no, pun, lun));  in NCR_700_intr()
1668 			resume_offset = process_script_interrupt(dsps, dsp, SCp, host, hostdata);  in NCR_700_intr()
1672 			       host->host_no, pun, lun,  in NCR_700_intr()
1677 			       host->host_no, pun, lun, dstat);  in NCR_700_intr()
1703 			resume_offset = process_selection(host, dsp);  in NCR_700_intr()
1712 			       host->host_no, resume_offset, resume_offset - hostdata->pScript);  in NCR_700_intr()
1717 		NCR_700_clear_fifo(host);  in NCR_700_intr()
1718 		NCR_700_writel(resume_offset, host, DSP_REG);  in NCR_700_intr()
1738 				       host->host_no, &hostdata->slots[j],  in NCR_700_intr()
1747 	spin_unlock_irqrestore(host->host_lock, flags);  in NCR_700_intr()
1755 		(struct NCR_700_Host_Parameters *)SCp->device->host->hostdata[0];  in NCR_700_queuecommand_lck()
1763 …printk(KERN_WARNING "scsi%d: Command depth has gone over queue depth\n", SCp->device->host->host_n…  in NCR_700_queuecommand_lck()
1799 	printk("53c700: scsi%d, command ", SCp->device->host->host_no);  in NCR_700_queuecommand_lck()
1931 		NCR_700_internal_bus_reset(SCp->device->host);  in DEF_SCSI_QCMD()
1943 		(struct NCR_700_Host_Parameters *)SCp->device->host->hostdata[0];  in NCR_700_bus_reset()
1952 	spin_lock_irq(SCp->device->host->host_lock);  in NCR_700_bus_reset()
1954 		spin_unlock_irq(SCp->device->host->host_lock);  in NCR_700_bus_reset()
1956 		spin_lock_irq(SCp->device->host->host_lock);  in NCR_700_bus_reset()
1960 	NCR_700_internal_bus_reset(SCp->device->host);  in NCR_700_bus_reset()
1962 	spin_unlock_irq(SCp->device->host->host_lock);  in NCR_700_bus_reset()
1964 	spin_lock_irq(SCp->device->host->host_lock);  in NCR_700_bus_reset()
1971 	spin_unlock_irq(SCp->device->host->host_lock);  in NCR_700_bus_reset()
1981 	spin_lock_irq(SCp->device->host->host_lock);  in NCR_700_host_reset()
1983 	NCR_700_internal_bus_reset(SCp->device->host);  in NCR_700_host_reset()
1984 	NCR_700_chip_reset(SCp->device->host);  in NCR_700_host_reset()
1986 	spin_unlock_irq(SCp->device->host->host_lock);  in NCR_700_host_reset()
2052 		(struct NCR_700_Host_Parameters *)SDp->host->hostdata[0];  in NCR_700_slave_configure()