57 static int isd200_Initialization(struct us_data *us);
398 static void isd200_build_sense(struct us_data *us, struct scsi_cmnd *srb)  in isd200_build_sense()  argument
400 	struct isd200_info *info = (struct isd200_info *)us->extra;  in isd200_build_sense()
476 static int isd200_action( struct us_data *us, int action,   in isd200_action()  argument
482 	struct isd200_info *info = (struct isd200_info *)us->extra;  in isd200_action()
496 		usb_stor_dbg(us, "   isd200_action(READ_STATUS)\n");  in isd200_action()
505 		usb_stor_dbg(us, "   isd200_action(ENUM,0x%02x)\n", value);  in isd200_action()
515 		usb_stor_dbg(us, "   isd200_action(RESET)\n");  in isd200_action()
524 		usb_stor_dbg(us, "   isd200_action(REENABLE)\n");  in isd200_action()
533 		usb_stor_dbg(us, "   isd200_action(SOFT_RESET)\n");  in isd200_action()
542 		usb_stor_dbg(us, "   isd200_action(IDENTIFY)\n");  in isd200_action()
550 		usb_stor_dbg(us, "Error: Undefined action %d\n", action);  in isd200_action()
556 	status = usb_stor_Bulk_transport(srb, us);  in isd200_action()
560 		usb_stor_dbg(us, "   isd200_action(0x%02x) error: %d\n",  in isd200_action()
577 static int isd200_read_regs( struct us_data *us )  in isd200_read_regs()  argument
579 	struct isd200_info *info = (struct isd200_info *)us->extra;  in isd200_read_regs()
583 	usb_stor_dbg(us, "Entering isd200_IssueATAReadRegs\n");  in isd200_read_regs()
585 	transferStatus = isd200_action( us, ACTION_READ_STATUS,  in isd200_read_regs()
588 		usb_stor_dbg(us, "   Error reading ATA registers\n");  in isd200_read_regs()
592 		usb_stor_dbg(us, "   Got ATA Register[ATA_REG_ERROR_OFFSET] = 0x%x\n",  in isd200_read_regs()
606 static void isd200_invoke_transport( struct us_data *us,   in isd200_invoke_transport()  argument
617 	transferStatus = usb_stor_Bulk_transport(srb, us);  in isd200_invoke_transport()
623 	if (test_bit(US_FLIDX_TIMED_OUT, &us->dflags)) {  in isd200_invoke_transport()
624 		usb_stor_dbg(us, "-- command was aborted\n");  in isd200_invoke_transport()
636 		usb_stor_dbg(us, "-- transport indicates protocol failure\n");  in isd200_invoke_transport()
641 		usb_stor_dbg(us, "-- transport indicates command failure\n");  in isd200_invoke_transport()
646 		usb_stor_dbg(us, "-- transport indicates transport error\n");  in isd200_invoke_transport()
652 		usb_stor_dbg(us, "-- transport indicates unknown error\n");  in isd200_invoke_transport()
664 		usb_stor_dbg(us, "-- unexpectedly short transfer\n");  in isd200_invoke_transport()
669 		result = isd200_read_regs(us);  in isd200_invoke_transport()
670 		if (test_bit(US_FLIDX_TIMED_OUT, &us->dflags)) {  in isd200_invoke_transport()
671 			usb_stor_dbg(us, "-- auto-sense aborted\n");  in isd200_invoke_transport()
675 			isd200_build_sense(us, srb);  in isd200_invoke_transport()
703 	clear_bit(US_FLIDX_ABORTING, &us->dflags);  in isd200_invoke_transport()
708 static void isd200_log_config(struct us_data *us, struct isd200_info *info)  in isd200_log_config()  argument
710 	usb_stor_dbg(us, "      Event Notification: 0x%x\n",  in isd200_log_config()
712 	usb_stor_dbg(us, "      External Clock: 0x%x\n",  in isd200_log_config()
714 	usb_stor_dbg(us, "      ATA Init Timeout: 0x%x\n",  in isd200_log_config()
716 	usb_stor_dbg(us, "      ATAPI Command Block Size: 0x%x\n",  in isd200_log_config()
718 	usb_stor_dbg(us, "      Master/Slave Selection: 0x%x\n",  in isd200_log_config()
720 	usb_stor_dbg(us, "      ATAPI Reset: 0x%x\n",  in isd200_log_config()
722 	usb_stor_dbg(us, "      ATA Timing: 0x%x\n",  in isd200_log_config()
724 	usb_stor_dbg(us, "      ATA Major Command: 0x%x\n",  in isd200_log_config()
726 	usb_stor_dbg(us, "      ATA Minor Command: 0x%x\n",  in isd200_log_config()
728 	usb_stor_dbg(us, "      Init Status: 0x%x\n",  in isd200_log_config()
730 	usb_stor_dbg(us, "      Config Descriptor 2: 0x%x\n",  in isd200_log_config()
732 	usb_stor_dbg(us, "      Skip Device Boot: 0x%x\n",  in isd200_log_config()
734 	usb_stor_dbg(us, "      ATA 3 State Suspend: 0x%x\n",  in isd200_log_config()
736 	usb_stor_dbg(us, "      Descriptor Override: 0x%x\n",  in isd200_log_config()
738 	usb_stor_dbg(us, "      Last LUN Identifier: 0x%x\n",  in isd200_log_config()
740 	usb_stor_dbg(us, "      SRST Enable: 0x%x\n",  in isd200_log_config()
753 static int isd200_write_config( struct us_data *us )   in isd200_write_config()  argument
755 	struct isd200_info *info = (struct isd200_info *)us->extra;  in isd200_write_config()
760 	usb_stor_dbg(us, "Entering isd200_write_config\n");  in isd200_write_config()
761 	usb_stor_dbg(us, "   Writing the following ISD200 Config Data:\n");  in isd200_write_config()
762 	isd200_log_config(us, info);  in isd200_write_config()
767 		us,   in isd200_write_config()
768 		us->send_ctrl_pipe,  in isd200_write_config()
777 		usb_stor_dbg(us, "   ISD200 Config Data was written successfully\n");  in isd200_write_config()
779 		usb_stor_dbg(us, "   Request to write ISD200 Config Data failed!\n");  in isd200_write_config()
783 	usb_stor_dbg(us, "Leaving isd200_write_config %08X\n", retStatus);  in isd200_write_config()
796 static int isd200_read_config( struct us_data *us )   in isd200_read_config()  argument
798 	struct isd200_info *info = (struct isd200_info *)us->extra;  in isd200_read_config()
802 	usb_stor_dbg(us, "Entering isd200_read_config\n");  in isd200_read_config()
808 		us,   in isd200_read_config()
809 		us->recv_ctrl_pipe,  in isd200_read_config()
819 		usb_stor_dbg(us, "   Retrieved the following ISD200 Config Data:\n");  in isd200_read_config()
821 		isd200_log_config(us, info);  in isd200_read_config()
824 		usb_stor_dbg(us, "   Request to get ISD200 Config Data failed!\n");  in isd200_read_config()
828 	usb_stor_dbg(us, "Leaving isd200_read_config %08X\n", retStatus);  in isd200_read_config()
841 static int isd200_atapi_soft_reset( struct us_data *us )   in isd200_atapi_soft_reset()  argument
846 	usb_stor_dbg(us, "Entering isd200_atapi_soft_reset\n");  in isd200_atapi_soft_reset()
848 	transferStatus = isd200_action( us, ACTION_SOFT_RESET, NULL, 0 );  in isd200_atapi_soft_reset()
850 		usb_stor_dbg(us, "   Error issuing Atapi Soft Reset\n");  in isd200_atapi_soft_reset()
854 	usb_stor_dbg(us, "Leaving isd200_atapi_soft_reset %08X\n", retStatus);  in isd200_atapi_soft_reset()
867 static int isd200_srst( struct us_data *us )   in isd200_srst()  argument
872 	usb_stor_dbg(us, "Entering isd200_SRST\n");  in isd200_srst()
874 	transferStatus = isd200_action( us, ACTION_RESET, NULL, 0 );  in isd200_srst()
878 		usb_stor_dbg(us, "   Error issuing SRST\n");  in isd200_srst()
884 		transferStatus = isd200_action( us, ACTION_REENABLE, NULL, 0 );  in isd200_srst()
886 			usb_stor_dbg(us, "   Error taking drive out of reset\n");  in isd200_srst()
894 	usb_stor_dbg(us, "Leaving isd200_srst %08X\n", retStatus);  in isd200_srst()
908 static int isd200_try_enum(struct us_data *us, unsigned char master_slave,  in isd200_try_enum()  argument
913 	struct isd200_info *info = (struct isd200_info *)us->extra;  in isd200_try_enum()
925 		status = isd200_action( us, ACTION_ENUM, NULL, master_slave );  in isd200_try_enum()
929 		status = isd200_action( us, ACTION_READ_STATUS,   in isd200_try_enum()
936 				usb_stor_dbg(us, "   %s status is still BSY, try again...\n",  in isd200_try_enum()
940 				usb_stor_dbg(us, "   %s status !BSY, continue with next operation\n",  in isd200_try_enum()
951 			usb_stor_dbg(us, "   Status indicates it is not ready, try again...\n");  in isd200_try_enum()
955 			usb_stor_dbg(us, "   Identified ATA device\n");  in isd200_try_enum()
978 				usb_stor_dbg(us, "   Identified ATAPI device as slave.  Rechecking again as master\n");  in isd200_try_enum()
982 				usb_stor_dbg(us, "   Identified ATAPI device\n");  in isd200_try_enum()
985 				status = isd200_atapi_soft_reset(us);  in isd200_try_enum()
989 			usb_stor_dbg(us, "   Not ATA, not ATAPI - Weird\n");  in isd200_try_enum()
996 				usb_stor_dbg(us, "   BSY check timeout, just continue with next operation...\n");  in isd200_try_enum()
998 				usb_stor_dbg(us, "   Device detect timeout!\n");  in isd200_try_enum()
1015 static int isd200_manual_enum(struct us_data *us)  in isd200_manual_enum()  argument
1017 	struct isd200_info *info = (struct isd200_info *)us->extra;  in isd200_manual_enum()
1020 	usb_stor_dbg(us, "Entering isd200_manual_enum\n");  in isd200_manual_enum()
1022 	retStatus = isd200_read_config(us);  in isd200_manual_enum()
1026 		retStatus = isd200_try_enum( us, ATA_ADDRESS_DEVHEAD_STD, 0);  in isd200_manual_enum()
1028 			retStatus = isd200_try_enum( us, ATA_ADDRESS_DEVHEAD_SLAVE, 0);  in isd200_manual_enum()
1031 			retStatus = isd200_srst(us);  in isd200_manual_enum()
1034 				retStatus = isd200_try_enum( us, ATA_ADDRESS_DEVHEAD_STD, 1);  in isd200_manual_enum()
1039 			usb_stor_dbg(us, "   Setting Master/Slave selection to %d\n",  in isd200_manual_enum()
1043 			retStatus = isd200_write_config(us);  in isd200_manual_enum()
1047 	usb_stor_dbg(us, "Leaving isd200_manual_enum %08X\n", retStatus);  in isd200_manual_enum()
1065 static void isd200_dump_driveid(struct us_data *us, u16 *id)  in isd200_dump_driveid()  argument
1067 	usb_stor_dbg(us, "   Identify Data Structure:\n");  in isd200_dump_driveid()
1068 	usb_stor_dbg(us, "      config = 0x%x\n",	id[ATA_ID_CONFIG]);  in isd200_dump_driveid()
1069 	usb_stor_dbg(us, "      cyls = 0x%x\n",		id[ATA_ID_CYLS]);  in isd200_dump_driveid()
1070 	usb_stor_dbg(us, "      heads = 0x%x\n",	id[ATA_ID_HEADS]);  in isd200_dump_driveid()
1071 	usb_stor_dbg(us, "      track_bytes = 0x%x\n",	id[4]);  in isd200_dump_driveid()
1072 	usb_stor_dbg(us, "      sector_bytes = 0x%x\n", id[5]);  in isd200_dump_driveid()
1073 	usb_stor_dbg(us, "      sectors = 0x%x\n",	id[ATA_ID_SECTORS]);  in isd200_dump_driveid()
1074 	usb_stor_dbg(us, "      serial_no[0] = 0x%x\n", *(char *)&id[ATA_ID_SERNO]);  in isd200_dump_driveid()
1075 	usb_stor_dbg(us, "      buf_type = 0x%x\n",	id[20]);  in isd200_dump_driveid()
1076 	usb_stor_dbg(us, "      buf_size = 0x%x\n",	id[ATA_ID_BUF_SIZE]);  in isd200_dump_driveid()
1077 	usb_stor_dbg(us, "      ecc_bytes = 0x%x\n",	id[22]);  in isd200_dump_driveid()
1078 	usb_stor_dbg(us, "      fw_rev[0] = 0x%x\n",	*(char *)&id[ATA_ID_FW_REV]);  in isd200_dump_driveid()
1079 	usb_stor_dbg(us, "      model[0] = 0x%x\n",	*(char *)&id[ATA_ID_PROD]);  in isd200_dump_driveid()
1080 	usb_stor_dbg(us, "      max_multsect = 0x%x\n", id[ATA_ID_MAX_MULTSECT] & 0xff);  in isd200_dump_driveid()
1081 	usb_stor_dbg(us, "      dword_io = 0x%x\n",	id[ATA_ID_DWORD_IO]);  in isd200_dump_driveid()
1082 	usb_stor_dbg(us, "      capability = 0x%x\n",	id[ATA_ID_CAPABILITY] >> 8);  in isd200_dump_driveid()
1083 	usb_stor_dbg(us, "      tPIO = 0x%x\n",	  id[ATA_ID_OLD_PIO_MODES] >> 8);  in isd200_dump_driveid()
1084 	usb_stor_dbg(us, "      tDMA = 0x%x\n",	  id[ATA_ID_OLD_DMA_MODES] >> 8);  in isd200_dump_driveid()
1085 	usb_stor_dbg(us, "      field_valid = 0x%x\n",	id[ATA_ID_FIELD_VALID]);  in isd200_dump_driveid()
1086 	usb_stor_dbg(us, "      cur_cyls = 0x%x\n",	id[ATA_ID_CUR_CYLS]);  in isd200_dump_driveid()
1087 	usb_stor_dbg(us, "      cur_heads = 0x%x\n",	id[ATA_ID_CUR_HEADS]);  in isd200_dump_driveid()
1088 	usb_stor_dbg(us, "      cur_sectors = 0x%x\n",	id[ATA_ID_CUR_SECTORS]);  in isd200_dump_driveid()
1089 	usb_stor_dbg(us, "      cur_capacity = 0x%x\n", ata_id_u32(id, 57));  in isd200_dump_driveid()
1090 	usb_stor_dbg(us, "      multsect = 0x%x\n",	id[ATA_ID_MULTSECT] & 0xff);  in isd200_dump_driveid()
1091 	usb_stor_dbg(us, "      lba_capacity = 0x%x\n", ata_id_u32(id, ATA_ID_LBA_CAPACITY));  in isd200_dump_driveid()
1092 	usb_stor_dbg(us, "      command_set_1 = 0x%x\n", id[ATA_ID_COMMAND_SET_1]);  in isd200_dump_driveid()
1093 	usb_stor_dbg(us, "      command_set_2 = 0x%x\n", id[ATA_ID_COMMAND_SET_2]);  in isd200_dump_driveid()
1104 static int isd200_get_inquiry_data( struct us_data *us )  in isd200_get_inquiry_data()  argument
1106 	struct isd200_info *info = (struct isd200_info *)us->extra;  in isd200_get_inquiry_data()
1110 	usb_stor_dbg(us, "Entering isd200_get_inquiry_data\n");  in isd200_get_inquiry_data()
1116 	retStatus = isd200_manual_enum(us);  in isd200_get_inquiry_data()
1124 			transferStatus = isd200_action( us, ACTION_IDENTIFY,  in isd200_get_inquiry_data()
1128 				usb_stor_dbg(us, "   Error issuing ATA Command Identify\n");  in isd200_get_inquiry_data()
1137 				isd200_dump_driveid(us, id);  in isd200_get_inquiry_data()
1171 					usb_stor_dbg(us, "   Device supports Media Status Notification\n");  in isd200_get_inquiry_data()
1190 			us->protocol_name = "Transparent SCSI";  in isd200_get_inquiry_data()
1191 			us->proto_handler = usb_stor_transparent_scsi_command;  in isd200_get_inquiry_data()
1193 			usb_stor_dbg(us, "Protocol changed to: %s\n",  in isd200_get_inquiry_data()
1194 				     us->protocol_name);  in isd200_get_inquiry_data()
1197 			us->extra_destructor(info);  in isd200_get_inquiry_data()
1199 			us->extra = NULL;  in isd200_get_inquiry_data()
1200 			us->extra_destructor = NULL;  in isd200_get_inquiry_data()
1204 	usb_stor_dbg(us, "Leaving isd200_get_inquiry_data %08X\n", retStatus);  in isd200_get_inquiry_data()
1218 static int isd200_scsi_to_ata(struct scsi_cmnd *srb, struct us_data *us,  in isd200_scsi_to_ata()  argument
1221 	struct isd200_info *info = (struct isd200_info *)us->extra;  in isd200_scsi_to_ata()
1235 		usb_stor_dbg(us, "   ATA OUT - INQUIRY\n");  in isd200_scsi_to_ata()
1245 		usb_stor_dbg(us, "   ATA OUT - SCSIOP_MODE_SENSE\n");  in isd200_scsi_to_ata()
1259 			usb_stor_dbg(us, "   Media Status not supported, just report okay\n");  in isd200_scsi_to_ata()
1266 		usb_stor_dbg(us, "   ATA OUT - SCSIOP_TEST_UNIT_READY\n");  in isd200_scsi_to_ata()
1277 			usb_stor_dbg(us, "   Media Status not supported, just report okay\n");  in isd200_scsi_to_ata()
1288 		usb_stor_dbg(us, "   ATA OUT - SCSIOP_READ_CAPACITY\n");  in isd200_scsi_to_ata()
1307 		usb_stor_dbg(us, "   ATA OUT - SCSIOP_READ\n");  in isd200_scsi_to_ata()
1339 		usb_stor_dbg(us, "   ATA OUT - SCSIOP_WRITE\n");  in isd200_scsi_to_ata()
1371 		usb_stor_dbg(us, "   ATA OUT - SCSIOP_MEDIUM_REMOVAL\n");  in isd200_scsi_to_ata()
1374 			usb_stor_dbg(us, "   srb->cmnd[4] = 0x%X\n",  in isd200_scsi_to_ata()
1385 			usb_stor_dbg(us, "   Not removeable media, just report okay\n");  in isd200_scsi_to_ata()
1392 		usb_stor_dbg(us, "   ATA OUT - SCSIOP_START_STOP_UNIT\n");  in isd200_scsi_to_ata()
1393 		usb_stor_dbg(us, "   srb->cmnd[4] = 0x%X\n", srb->cmnd[4]);  in isd200_scsi_to_ata()
1396 			usb_stor_dbg(us, "   Media Eject\n");  in isd200_scsi_to_ata()
1403 			usb_stor_dbg(us, "   Get Media Status\n");  in isd200_scsi_to_ata()
1411 			usb_stor_dbg(us, "   Nothing to do, just report okay\n");  in isd200_scsi_to_ata()
1418 		usb_stor_dbg(us, "Unsupported SCSI command - 0x%X\n",  in isd200_scsi_to_ata()
1453 static int isd200_init_info(struct us_data *us)  in isd200_init_info()  argument
1471 	us->extra = info;  in isd200_init_info()
1472 	us->extra_destructor = isd200_free_info_ptrs;  in isd200_init_info()
1481 static int isd200_Initialization(struct us_data *us)  in isd200_Initialization()  argument
1483 	usb_stor_dbg(us, "ISD200 Initialization...\n");  in isd200_Initialization()
1487 	if (isd200_init_info(us) == ISD200_ERROR) {  in isd200_Initialization()
1488 		usb_stor_dbg(us, "ERROR Initializing ISD200 Info struct\n");  in isd200_Initialization()
1492 		if (isd200_get_inquiry_data(us) != ISD200_GOOD)  in isd200_Initialization()
1493 			usb_stor_dbg(us, "ISD200 Initialization Failure\n");  in isd200_Initialization()
1495 			usb_stor_dbg(us, "ISD200 Initialization complete\n");  in isd200_Initialization()
1512 static void isd200_ata_command(struct scsi_cmnd *srb, struct us_data *us)  in isd200_ata_command()  argument
1519 	if (us->extra == NULL) {  in isd200_ata_command()
1520 		usb_stor_dbg(us, "ERROR Driver not initialized\n");  in isd200_ata_command()
1528 	sendToTransport = isd200_scsi_to_ata(srb, us, &ataCdb);  in isd200_ata_command()
1532 		isd200_invoke_transport(us, srb, &ataCdb);  in isd200_ata_command()
1542 	struct us_data *us;  in isd200_probe()  local
1545 	result = usb_stor_probe1(&us, intf, id,  in isd200_probe()
1551 	us->protocol_name = "ISD200 ATA/ATAPI";  in isd200_probe()
1552 	us->proto_handler = isd200_ata_command;  in isd200_probe()
1554 	result = usb_stor_probe2(us);  in isd200_probe()