631 static inline u_short isp_inw(struct Scsi_Host *host, long offset)  in isp_inw()  argument
633 	struct isp1020_hostdata *h = (struct isp1020_hostdata *)host->hostdata;  in isp_inw()
637 		return inw(host->io_port + offset);  in isp_inw()
640 static inline void isp_outw(u_short val, struct Scsi_Host *host, long offset)  in isp_outw()  argument
642 	struct isp1020_hostdata *h = (struct isp1020_hostdata *)host->hostdata;  in isp_outw()
646 		outw(val, host->io_port + offset);  in isp_outw()
649 static inline void isp1020_enable_irqs(struct Scsi_Host *host)  in isp1020_enable_irqs()  argument
651 	isp_outw(ISP_EN_INT|ISP_EN_RISC, host, PCI_INTF_CTL);  in isp1020_enable_irqs()
655 static inline void isp1020_disable_irqs(struct Scsi_Host *host)  in isp1020_disable_irqs()  argument
657 	isp_outw(0x0, host, PCI_INTF_CTL);  in isp1020_disable_irqs()
664 	struct Scsi_Host *host;  in isp1020_detect()  local
682 		host = scsi_register(tmpt, sizeof(struct isp1020_hostdata));  in isp1020_detect()
683 		if (!host)  in isp1020_detect()
686 		hostdata = (struct isp1020_hostdata *) host->hostdata;  in isp1020_detect()
691 		scsi_set_pci_device(host, pdev);  in isp1020_detect()
693 		if (isp1020_init(host))  in isp1020_detect()
696 		if (isp1020_reset_hardware(host)  in isp1020_detect()
698 		    || isp1020_get_defaults(host)  in isp1020_detect()
700 		    || isp1020_set_defaults(host)  in isp1020_detect()
702 		    || isp1020_load_parameters(host)) {  in isp1020_detect()
706 		host->this_id = hostdata->host_param.initiator_scsi_id;  in isp1020_detect()
707 		host->max_sectors = 64;  in isp1020_detect()
709 		if (request_irq(host->irq, do_isp1020_intr_handler, SA_INTERRUPT | SA_SHIRQ,  in isp1020_detect()
710 				"qlogicisp", host))  in isp1020_detect()
713 			       host->irq);  in isp1020_detect()
717 		isp_outw(0x0, host, PCI_SEMAPHORE);  in isp1020_detect()
718 		isp_outw(HCCR_CLEAR_RISC_INTR, host, HOST_HCCR);  in isp1020_detect()
719 		isp1020_enable_irqs(host);  in isp1020_detect()
726 		if (host->io_port) release_region(host->io_port, 0xff);  in isp1020_detect()
738 		scsi_unregister(host);  in isp1020_detect()
747 int isp1020_release(struct Scsi_Host *host)  in isp1020_release()  argument
753 	hostdata = (struct isp1020_hostdata *) host->hostdata;  in isp1020_release()
755 	isp_outw(0x0, host, PCI_INTF_CTL);  in isp1020_release()
756 	free_irq(host->irq, host);  in isp1020_release()
760 	if (host->io_port) release_region(host->io_port, 0xff);  in isp1020_release()
768 const char *isp1020_info(struct Scsi_Host *host)  in isp1020_info()  argument
775 	hostdata = (struct isp1020_hostdata *) host->hostdata;  in isp1020_info()
778 		hostdata->pci_dev->bus->number, hostdata->pci_dev->devfn, host->irq,  in isp1020_info()
780 		(hostdata->memaddr ? hostdata->memaddr : host->io_port));  in isp1020_info()
802 	struct Scsi_Host *host;  in isp1020_queuecommand()  local
808 	host = Cmnd->host;  in isp1020_queuecommand()
809 	hostdata = (struct isp1020_hostdata *) host->hostdata;  in isp1020_queuecommand()
814 	out_ptr = isp_inw(host, + MBOX4);  in isp1020_queuecommand()
843 			isp_outw(in_ptr, host, MBOX4);  in isp1020_queuecommand()
956 	isp_outw(in_ptr, host, MBOX4);  in isp1020_queuecommand()
960 	host->can_queue = host->host_busy + num_free;  in isp1020_queuecommand()
961 	host->sg_tablesize = QLOGICISP_MAX_SG(num_free);  in isp1020_queuecommand()
984 	struct Scsi_Host *host = dev_id;  in isp1020_intr_handler()  local
991 	hostdata = (struct isp1020_hostdata *) host->hostdata;  in isp1020_intr_handler()
995 	if (!(isp_inw(host, PCI_INTF_STS) & 0x04)) {  in isp1020_intr_handler()
1000 	in_ptr = isp_inw(host, MBOX5);  in isp1020_intr_handler()
1001 	isp_outw(HCCR_CLEAR_RISC_INTR, host, HOST_HCCR);  in isp1020_intr_handler()
1003 	if ((isp_inw(host, PCI_SEMAPHORE) & ASYNC_EVENT_INTERRUPT)) {  in isp1020_intr_handler()
1004 		status = isp_inw(host, MBOX0);  in isp1020_intr_handler()
1021 		isp_outw(0x0, host, PCI_SEMAPHORE);  in isp1020_intr_handler()
1072 		isp_outw(out_ptr, host, MBOX5);  in isp1020_intr_handler()
1172 	struct Scsi_Host *host;  in isp1020_abort()  local
1180 	host = Cmnd->host;  in isp1020_abort()
1181 	hostdata = (struct isp1020_hostdata *) host->hostdata;  in isp1020_abort()
1188 	isp1020_disable_irqs(host);  in isp1020_abort()
1195 	isp1020_mbox_command(host, param);  in isp1020_abort()
1202 	isp1020_enable_irqs(host);  in isp1020_abort()
1213 	struct Scsi_Host *host;  in isp1020_reset()  local
1219 	host = Cmnd->host;  in isp1020_reset()
1220 	hostdata = (struct isp1020_hostdata *) host->hostdata;  in isp1020_reset()
1225 	isp1020_disable_irqs(host);  in isp1020_reset()
1227 	isp1020_mbox_command(host, param);  in isp1020_reset()
1234 	isp1020_enable_irqs(host);  in isp1020_reset()
1267 static int isp1020_reset_hardware(struct Scsi_Host *host)  in isp1020_reset_hardware()  argument
1274 	isp_outw(ISP_RESET, host, PCI_INTF_CTL);  in isp1020_reset_hardware()
1276 	isp_outw(HCCR_RESET, host, HOST_HCCR);  in isp1020_reset_hardware()
1278 	isp_outw(HCCR_RELEASE, host, HOST_HCCR);  in isp1020_reset_hardware()
1279 	isp_outw(HCCR_BIOS_DISABLE, host, HOST_HCCR);  in isp1020_reset_hardware()
1282 	while (--loop_count && isp_inw(host, HOST_HCCR) == RISC_BUSY) {  in isp1020_reset_hardware()
1289 	isp_outw(0, host, ISP_CFG1);  in isp1020_reset_hardware()
1292 	printk("qlogicisp : mbox 0 0x%04x \n", isp_inw(host, MBOX0));  in isp1020_reset_hardware()
1293 	printk("qlogicisp : mbox 1 0x%04x \n", isp_inw(host, MBOX1));  in isp1020_reset_hardware()
1294 	printk("qlogicisp : mbox 2 0x%04x \n", isp_inw(host, MBOX2));  in isp1020_reset_hardware()
1295 	printk("qlogicisp : mbox 3 0x%04x \n", isp_inw(host, MBOX3));  in isp1020_reset_hardware()
1296 	printk("qlogicisp : mbox 4 0x%04x \n", isp_inw(host, MBOX4));  in isp1020_reset_hardware()
1297 	printk("qlogicisp : mbox 5 0x%04x \n", isp_inw(host, MBOX5));  in isp1020_reset_hardware()
1301 	isp1020_mbox_command(host, param);  in isp1020_reset_hardware()
1314 		isp1020_mbox_command(host, param);  in isp1020_reset_hardware()
1328 	isp1020_mbox_command(host, param);  in isp1020_reset_hardware()
1340 	isp1020_mbox_command(host, param);  in isp1020_reset_hardware()
1344 	isp1020_mbox_command(host, param);  in isp1020_reset_hardware()
1489 static int isp1020_get_defaults(struct Scsi_Host *host)  in isp1020_get_defaults()  argument
1494 		(struct isp1020_hostdata *) host->hostdata;  in isp1020_get_defaults()
1498 	if (!isp1020_verify_nvram(host)) {  in isp1020_get_defaults()
1501 		return isp1020_set_defaults(host);  in isp1020_get_defaults()
1504 	value = isp1020_read_nvram_word(host, 2);  in isp1020_get_defaults()
1509 	value = isp1020_read_nvram_word(host, 3);  in isp1020_get_defaults()
1513 	value = isp1020_read_nvram_word(host, 4);  in isp1020_get_defaults()
1521 	value = isp1020_read_nvram_word(host, 5);  in isp1020_get_defaults()
1524 	value = isp1020_read_nvram_word(host, 6);  in isp1020_get_defaults()
1527 	value = isp1020_read_nvram_word(host, 7);  in isp1020_get_defaults()
1561 		value = isp1020_read_nvram_word(host, 14 + i * 3);  in isp1020_get_defaults()
1565 		value = isp1020_read_nvram_word(host, 15 + i * 3);  in isp1020_get_defaults()
1595 static int isp1020_verify_nvram(struct Scsi_Host *host)  in isp1020_verify_nvram()  argument
1602 		value = isp1020_read_nvram_word(host, i);  in isp1020_verify_nvram()
1625 u_short isp1020_read_nvram_word(struct Scsi_Host *host, u_short byte)  in isp1020_read_nvram_word()  argument
1634 		isp_outw(output | 0x2, host, PCI_NVRAM); NVRAM_DELAY();  in isp1020_read_nvram_word()
1635 		isp_outw(output | 0x3, host, PCI_NVRAM); NVRAM_DELAY();  in isp1020_read_nvram_word()
1636 		isp_outw(output | 0x2, host, PCI_NVRAM); NVRAM_DELAY();  in isp1020_read_nvram_word()
1641 		isp_outw(0x3, host, PCI_NVRAM); NVRAM_DELAY();  in isp1020_read_nvram_word()
1642 		input = isp_inw(host, PCI_NVRAM); NVRAM_DELAY();  in isp1020_read_nvram_word()
1643 		isp_outw(0x2, host, PCI_NVRAM); NVRAM_DELAY();  in isp1020_read_nvram_word()
1647 	isp_outw(0x0, host, PCI_NVRAM); NVRAM_DELAY();  in isp1020_read_nvram_word()
1655 static int isp1020_set_defaults(struct Scsi_Host *host)  in isp1020_set_defaults()  argument
1658 		(struct isp1020_hostdata *) host->hostdata;  in isp1020_set_defaults()
1692 static int isp1020_load_parameters(struct Scsi_Host *host)  in isp1020_load_parameters()  argument
1705 		(struct isp1020_hostdata *) host->hostdata;  in isp1020_load_parameters()
1712 	hwrev = isp_inw(host, ISP_CFG0) & ISP_CFG0_HWMSK;  in isp1020_load_parameters()
1719 	isp_outw(isp_inw(host, ISP_CFG1) | isp_cfg1, host, ISP_CFG1);  in isp1020_load_parameters()
1720 	isp_outw(isp_inw(host, CDMA_CONF) | DMA_CONF_BENAB, host, CDMA_CONF);  in isp1020_load_parameters()
1721 	isp_outw(isp_inw(host, DDMA_CONF) | DMA_CONF_BENAB, host, DDMA_CONF);  in isp1020_load_parameters()
1726 	isp1020_mbox_command(host, param);  in isp1020_load_parameters()
1738 	isp1020_mbox_command(host, param);  in isp1020_load_parameters()
1749 	isp1020_mbox_command(host, param);  in isp1020_load_parameters()
1761 	isp1020_mbox_command(host, param);  in isp1020_load_parameters()
1773 	isp1020_mbox_command(host, param);  in isp1020_load_parameters()
1784 	isp1020_mbox_command(host, param);  in isp1020_load_parameters()
1795 	isp1020_mbox_command(host, param);  in isp1020_load_parameters()
1814 		isp1020_mbox_command(host, param);  in isp1020_load_parameters()
1829 			isp1020_mbox_command(host, param);  in isp1020_load_parameters()
1856 	isp1020_mbox_command(host, param);  in isp1020_load_parameters()
1881 	isp1020_mbox_command(host, param);  in isp1020_load_parameters()
1901 static int isp1020_mbox_command(struct Scsi_Host *host, u_short param[])  in isp1020_mbox_command()  argument
1909 	while (--loop_count && isp_inw(host, HOST_HCCR) & 0x0080) {  in isp1020_mbox_command()
1917 	      case 8: isp_outw(param[7], host, MBOX7);  in isp1020_mbox_command()
1918 	      case 7: isp_outw(param[6], host, MBOX6);  in isp1020_mbox_command()
1919 	      case 6: isp_outw(param[5], host, MBOX5);  in isp1020_mbox_command()
1920 	      case 5: isp_outw(param[4], host, MBOX4);  in isp1020_mbox_command()
1921 	      case 4: isp_outw(param[3], host, MBOX3);  in isp1020_mbox_command()
1922 	      case 3: isp_outw(param[2], host, MBOX2);  in isp1020_mbox_command()
1923 	      case 2: isp_outw(param[1], host, MBOX1);  in isp1020_mbox_command()
1924 	      case 1: isp_outw(param[0], host, MBOX0);  in isp1020_mbox_command()
1927 	isp_outw(0x0, host, PCI_SEMAPHORE);  in isp1020_mbox_command()
1928 	isp_outw(HCCR_CLEAR_RISC_INTR, host, HOST_HCCR);  in isp1020_mbox_command()
1929 	isp_outw(HCCR_SET_HOST_INTR, host, HOST_HCCR);  in isp1020_mbox_command()
1932 	while (--loop_count && !(isp_inw(host, PCI_INTF_STS) & 0x04)) {  in isp1020_mbox_command()
1940 	while (--loop_count && isp_inw(host, MBOX0) == 0x04) {  in isp1020_mbox_command()
1948 	      case 8: param[7] = isp_inw(host, MBOX7);  in isp1020_mbox_command()
1949 	      case 7: param[6] = isp_inw(host, MBOX6);  in isp1020_mbox_command()
1950 	      case 6: param[5] = isp_inw(host, MBOX5);  in isp1020_mbox_command()
1951 	      case 5: param[4] = isp_inw(host, MBOX4);  in isp1020_mbox_command()
1952 	      case 4: param[3] = isp_inw(host, MBOX3);  in isp1020_mbox_command()
1953 	      case 3: param[2] = isp_inw(host, MBOX2);  in isp1020_mbox_command()
1954 	      case 2: param[1] = isp_inw(host, MBOX1);  in isp1020_mbox_command()
1955 	      case 1: param[0] = isp_inw(host, MBOX0);  in isp1020_mbox_command()
1958 	isp_outw(0x0, host, PCI_SEMAPHORE);  in isp1020_mbox_command()
1959 	isp_outw(HCCR_CLEAR_RISC_INTR, host, HOST_HCCR);  in isp1020_mbox_command()