86 #define HOSTDATA(host) ((struct aha1740_hostdata *) &host->hostdata)  argument
88 static inline struct ecb *ecb_dma_to_cpu (struct Scsi_Host *host,  in ecb_dma_to_cpu()  argument
91 	struct aha1740_hostdata *hdata = HOSTDATA (host);  in ecb_dma_to_cpu()
99 static inline dma_addr_t ecb_cpu_to_dma (struct Scsi_Host *host, void *cpu)  in ecb_cpu_to_dma()  argument
101 	struct aha1740_hostdata *hdata = HOSTDATA (host);  in ecb_cpu_to_dma()
111 	struct aha1740_hostdata *host = HOSTDATA(shpnt);  in aha1740_show_info()  local
114 		      shpnt->io_port, shpnt->irq, host->edev->slot,  in aha1740_show_info()
115 		      host->translation ? "en" : "dis");  in aha1740_show_info()
209 	struct Scsi_Host *host = (struct Scsi_Host *) dev_id;  in aha1740_intr_handle()  local
221 	if (!host)  in aha1740_intr_handle()
223 	spin_lock_irqsave(host->host_lock, flags);  in aha1740_intr_handle()
224 	base = host->io_port;  in aha1740_intr_handle()
226 	edev = HOSTDATA(host)->edev;  in aha1740_intr_handle()
232 		ecbptr = ecb_dma_to_cpu (host, inl(MBOXIN0(base)));  in aha1740_intr_handle()
310 	spin_unlock_irqrestore(host->host_lock, flags);  in aha1740_intr_handle()
319 	struct aha1740_hostdata *host = HOSTDATA(SCpnt->device->host);  in aha1740_queuecommand_lck()  local
347 	spin_lock_irqsave(SCpnt->device->host->host_lock, flags);  in aha1740_queuecommand_lck()
348 	ecbno = host->last_ecb_used + 1; /* An optimization */  in aha1740_queuecommand_lck()
352 		if (!host->ecb[ecbno].cmdw)  in aha1740_queuecommand_lck()
357 	} while (ecbno != host->last_ecb_used);  in aha1740_queuecommand_lck()
359 	if (host->ecb[ecbno].cmdw)  in aha1740_queuecommand_lck()
362 	host->ecb[ecbno].cmdw = AHA1740CMD_INIT; /* SCSI Initiator Command  in aha1740_queuecommand_lck()
365 	host->last_ecb_used = ecbno;      in aha1740_queuecommand_lck()
366 	spin_unlock_irqrestore(SCpnt->device->host->host_lock, flags);  in aha1740_queuecommand_lck()
372 	host->ecb[ecbno].cdblen = SCpnt->cmd_len; /* SCSI Command  in aha1740_queuecommand_lck()
382 	memcpy(host->ecb[ecbno].cdb, cmd, SCpnt->cmd_len);  in aha1740_queuecommand_lck()
384 	SCpnt->host_scribble = dma_alloc_coherent (&host->edev->dev,  in aha1740_queuecommand_lck()
402 		host->ecb[ecbno].sg = 1;  /* SCSI Initiator Command  in aha1740_queuecommand_lck()
409 		host->ecb[ecbno].datalen = nseg * sizeof(struct aha1740_chain);  in aha1740_queuecommand_lck()
410 		host->ecb[ecbno].dataptr = sg_dma;  in aha1740_queuecommand_lck()
417 		host->ecb[ecbno].datalen = 0;  in aha1740_queuecommand_lck()
418 		host->ecb[ecbno].dataptr = 0;  in aha1740_queuecommand_lck()
420 	host->ecb[ecbno].lun = SCpnt->device->lun;  in aha1740_queuecommand_lck()
421 	host->ecb[ecbno].ses = 1; /* Suppress underrun errors */  in aha1740_queuecommand_lck()
422 	host->ecb[ecbno].dir = direction;  in aha1740_queuecommand_lck()
423 	host->ecb[ecbno].ars = 1; /* Yes, get the sense on an error */  in aha1740_queuecommand_lck()
424 	host->ecb[ecbno].senselen = 12;  in aha1740_queuecommand_lck()
425 	host->ecb[ecbno].senseptr = ecb_cpu_to_dma (SCpnt->device->host,  in aha1740_queuecommand_lck()
426 						    host->ecb[ecbno].sense);  in aha1740_queuecommand_lck()
427 	host->ecb[ecbno].statusptr = ecb_cpu_to_dma (SCpnt->device->host,  in aha1740_queuecommand_lck()
428 						     host->ecb[ecbno].status);  in aha1740_queuecommand_lck()
429 	host->ecb[ecbno].done = done;  in aha1740_queuecommand_lck()
430 	host->ecb[ecbno].SCpnt = SCpnt;  in aha1740_queuecommand_lck()
435 		for (i = 0; i < sizeof(host->ecb[ecbno]) - 10; i++)  in aha1740_queuecommand_lck()
436 			printk("%02x ", ((unchar *)&host->ecb[ecbno])[i]);  in aha1740_queuecommand_lck()
456 		unsigned int base = SCpnt->device->host->io_port;  in aha1740_queuecommand_lck()
459 		spin_lock_irqsave(SCpnt->device->host->host_lock, flags);  in aha1740_queuecommand_lck()
468 		outl (ecb_cpu_to_dma (SCpnt->device->host, host->ecb + ecbno),  in aha1740_queuecommand_lck()
479 		spin_unlock_irqrestore(SCpnt->device->host->host_lock, flags);  in aha1740_queuecommand_lck()
508 	int extended = HOSTDATA(sdev->host)->translation;  in aha1740_biosparam()
556 	struct aha1740_hostdata *host;  in aha1740_probe()  local
587 	host = HOSTDATA(shpnt);  in aha1740_probe()
588 	host->edev = edev;  in aha1740_probe()
589 	host->translation = translation;  in aha1740_probe()
590 	host->ecb_dma_addr = dma_map_single (&edev->dev, host->ecb,  in aha1740_probe()
591 					     sizeof (host->ecb),  in aha1740_probe()
593 	if (!host->ecb_dma_addr) {  in aha1740_probe()
619 	dma_unmap_single (&edev->dev, host->ecb_dma_addr,  in aha1740_probe()
620 			  sizeof (host->ecb), DMA_BIDIRECTIONAL);  in aha1740_probe()
632 	struct aha1740_hostdata *host = HOSTDATA (shpnt);  in aha1740_remove()  local
637 	dma_unmap_single (dev, host->ecb_dma_addr,  in aha1740_remove()
638 			  sizeof (host->ecb), DMA_BIDIRECTIONAL);  in aha1740_remove()