72 static void siis_begin_transaction(device_t dev, union ccb *ccb);
77 static int siis_setup_fis(device_t dev, struct siis_cmd *ctp, union ccb *ccb, int tag);
90 static void siis_process_read_log(device_t dev, union ccb *ccb);
91 static void siis_process_request_sense(device_t dev, union ccb *ccb);
93 static void siisaction(struct cam_sim *sim, union ccb *ccb);
748 		slot->ccb = NULL;  in siis_slotsalloc()
814 		union ccb *ccb;  in siis_phy_check_events()  local
825 		if ((ccb = xpt_alloc_ccb_nowait()) == NULL)  in siis_phy_check_events()
827 		if (xpt_create_path(&ccb->ccb_h.path, NULL,  in siis_phy_check_events()
830 			xpt_free_ccb(ccb);  in siis_phy_check_events()
833 		xpt_rescan(ccb);  in siis_phy_check_events()
895 			union ccb *fccb = ch->frozen;  in siis_ch_intr()
913 				if (ch->slot[i].ccb->ccb_h.target_id != port)  in siis_ch_intr()
953 siis_check_collision(device_t dev, union ccb *ccb)  in siis_check_collision()  argument
958 	if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&  in siis_check_collision()
959 	    (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA)) {  in siis_check_collision()
962 		    ch->curr[ccb->ccb_h.target_id].tags))) == 0)  in siis_check_collision()
965 	if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&  in siis_check_collision()
966 	    (ccb->ataio.cmd.flags & (CAM_ATAIO_CONTROL | CAM_ATAIO_NEEDRESULT))) {  in siis_check_collision()
979 siis_begin_transaction(device_t dev, union ccb *ccb)  in siis_begin_transaction()  argument
988 	if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&  in siis_begin_transaction()
989 	    (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA))  in siis_begin_transaction()
990 		tags = ch->curr[ccb->ccb_h.target_id].tags;  in siis_begin_transaction()
994 	slot->ccb = ccb;  in siis_begin_transaction()
998 	if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&  in siis_begin_transaction()
999 	    (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA)) {  in siis_begin_transaction()
1000 		ch->numtslots[ccb->ccb_h.target_id]++;  in siis_begin_transaction()
1002 	if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&  in siis_begin_transaction()
1003 	    (ccb->ataio.cmd.flags & (CAM_ATAIO_CONTROL | CAM_ATAIO_NEEDRESULT)))  in siis_begin_transaction()
1007 	if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) {  in siis_begin_transaction()
1010 		    ccb, siis_dmasetprd, slot, 0);  in siis_begin_transaction()
1039 		if (slot->ccb->ccb_h.func_code == XPT_ATA_IO)   in siis_dmasetprd()
1050 		    ((slot->ccb->ccb_h.flags & CAM_DIR_IN) ?  in siis_dmasetprd()
1063 	union ccb *ccb = slot->ccb;  in siis_execute_transaction()  local
1073 	if (ccb->ccb_h.func_code == XPT_ATA_IO) {  in siis_execute_transaction()
1074 		if (ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) {  in siis_execute_transaction()
1078 			if (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA) {  in siis_execute_transaction()
1082 			if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {  in siis_execute_transaction()
1086 			if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) {  in siis_execute_transaction()
1091 	} else if (ccb->ccb_h.func_code == XPT_SCSI_IO) {  in siis_execute_transaction()
1092 		if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN)  in siis_execute_transaction()
1095 		if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT)  in siis_execute_transaction()
1099 	if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&  in siis_execute_transaction()
1100 	    (ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) &&  in siis_execute_transaction()
1101 	    (ccb->ataio.cmd.control & ATA_A_RESET)) {  in siis_execute_transaction()
1106 	if (!siis_setup_fis(dev, ctp, ccb, slot->slot)) {  in siis_execute_transaction()
1122 	callout_reset_sbt(&slot->timeout, SBT_1MS * ccb->ccb_h.timeout, 0,  in siis_execute_transaction()
1165 		    SBT_1MS * slot->ccb->ccb_h.timeout, 0,  in siis_rearm_timeout()
1177 	union ccb *ccb = slot->ccb;  in siis_timeout()  local
1185 	if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&  in siis_timeout()
1186 	    (ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) &&  in siis_timeout()
1187 	    (ccb->ataio.cmd.control & ATA_A_RESET)) {  in siis_timeout()
1216 	union ccb *ccb = slot->ccb;  in siis_end_transaction()  local
1226 	if (ccb->ccb_h.func_code == XPT_ATA_IO) {  in siis_end_transaction()
1227 		struct ata_res *res = &ccb->ataio.res;  in siis_end_transaction()
1229 		    (ccb->ataio.cmd.flags & CAM_ATAIO_NEEDRESULT)) {  in siis_end_transaction()
1245 		if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN &&  in siis_end_transaction()
1247 			ccb->ataio.resid = ccb->ataio.dxfer_len -  in siis_end_transaction()
1251 		if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN &&  in siis_end_transaction()
1253 			ccb->csio.resid = ccb->csio.dxfer_len -  in siis_end_transaction()
1257 	if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) {  in siis_end_transaction()
1259 		    (ccb->ccb_h.flags & CAM_DIR_IN) ?  in siis_end_transaction()
1266 		ccb->ccb_h.status |= CAM_RELEASE_SIMQ;  in siis_end_transaction()
1270 	    !(ccb->ccb_h.status & CAM_DEV_QFRZN)) {  in siis_end_transaction()
1271 		xpt_freeze_devq(ccb->ccb_h.path, 1);  in siis_end_transaction()
1272 		ccb->ccb_h.status |= CAM_DEV_QFRZN;  in siis_end_transaction()
1274 	ccb->ccb_h.status &= ~CAM_STATUS_MASK;  in siis_end_transaction()
1277 		ccb->ccb_h.status |= CAM_REQ_CMP;  in siis_end_transaction()
1278 		if (ccb->ccb_h.func_code == XPT_SCSI_IO)  in siis_end_transaction()
1279 			ccb->csio.scsi_status = SCSI_STATUS_OK;  in siis_end_transaction()
1283 		ccb->ccb_h.status |= CAM_REQ_INVALID;  in siis_end_transaction()
1286 		ccb->ccb_h.status |= CAM_REQUEUE_REQ;  in siis_end_transaction()
1290 		if (ccb->ccb_h.func_code == XPT_SCSI_IO) {  in siis_end_transaction()
1291 			ccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR;  in siis_end_transaction()
1292 			ccb->csio.scsi_status = SCSI_STATUS_CHECK_COND;  in siis_end_transaction()
1294 			ccb->ccb_h.status |= CAM_ATA_STATUS_ERROR;  in siis_end_transaction()
1299 		ccb->ccb_h.status |= CAM_UNCOR_PARITY;  in siis_end_transaction()
1303 		ccb->ccb_h.status |= CAM_CMD_TIMEOUT;  in siis_end_transaction()
1306 		ccb->ccb_h.status |= CAM_REQ_CMP_ERR;  in siis_end_transaction()
1313 	slot->ccb = NULL;  in siis_end_transaction()
1316 	if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&  in siis_end_transaction()
1317 	    (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA)) {  in siis_end_transaction()
1318 		ch->numtslots[ccb->ccb_h.target_id]--;  in siis_end_transaction()
1328 	if (ccb->ccb_h.recovery_type == RECOVERY_READ_LOG) {  in siis_end_transaction()
1329 		siis_process_read_log(dev, ccb);  in siis_end_transaction()
1331 	} else if (ccb->ccb_h.recovery_type == RECOVERY_REQUEST_SENSE) {  in siis_end_transaction()
1332 		siis_process_request_sense(dev, ccb);  in siis_end_transaction()
1335 	    ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_SCSI_STATUS_ERROR &&  in siis_end_transaction()
1336 	     (ccb->ccb_h.flags & CAM_DIS_AUTOSENSE) == 0)) {  in siis_end_transaction()
1337 		ch->hold[slot->slot] = ccb;  in siis_end_transaction()
1340 		xpt_done(ccb);  in siis_end_transaction()
1360 		union ccb *fccb = ch->frozen;  in siis_end_transaction()
1371 	union ccb *ccb;  in siis_issue_recovery()  local
1383 	ccb = xpt_alloc_ccb_nowait();  in siis_issue_recovery()
1384 	if (ccb == NULL) {  in siis_issue_recovery()
1400 	ccb->ccb_h = ch->hold[i]->ccb_h;	/* Reuse old header. */  in siis_issue_recovery()
1401 	if (ccb->ccb_h.func_code == XPT_ATA_IO) {  in siis_issue_recovery()
1403 		ccb->ccb_h.recovery_type = RECOVERY_READ_LOG;  in siis_issue_recovery()
1404 		ccb->ccb_h.func_code = XPT_ATA_IO;  in siis_issue_recovery()
1405 		ccb->ccb_h.flags = CAM_DIR_IN;  in siis_issue_recovery()
1406 		ccb->ccb_h.timeout = 1000;	/* 1s should be enough. */  in siis_issue_recovery()
1407 		ataio = &ccb->ataio;  in siis_issue_recovery()
1410 			xpt_free_ccb(ccb);  in siis_issue_recovery()
1426 		ccb->ccb_h.recovery_type = RECOVERY_REQUEST_SENSE;  in siis_issue_recovery()
1427 		ccb->ccb_h.recovery_slot = i;  in siis_issue_recovery()
1428 		ccb->ccb_h.func_code = XPT_SCSI_IO;  in siis_issue_recovery()
1429 		ccb->ccb_h.flags = CAM_DIR_IN;  in siis_issue_recovery()
1430 		ccb->ccb_h.status = 0;  in siis_issue_recovery()
1431 		ccb->ccb_h.timeout = 1000;	/* 1s should be enough. */  in siis_issue_recovery()
1432 		csio = &ccb->csio;  in siis_issue_recovery()
1441 	siis_begin_transaction(dev, ccb);  in siis_issue_recovery()
1445 siis_process_read_log(device_t dev, union ccb *ccb)  in siis_process_read_log()  argument
1453 	data = ccb->ataio.data_ptr;  in siis_process_read_log()
1454 	if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP &&  in siis_process_read_log()
1459 			if (ch->hold[i]->ccb_h.target_id != ccb->ccb_h.target_id)  in siis_process_read_log()
1483 		if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP)  in siis_process_read_log()
1491 			if (ch->hold[i]->ccb_h.target_id != ccb->ccb_h.target_id)  in siis_process_read_log()
1498 	free(ccb->ataio.data_ptr, M_SIIS);  in siis_process_read_log()
1499 	xpt_free_ccb(ccb);  in siis_process_read_log()
1503 siis_process_request_sense(device_t dev, union ccb *ccb)  in siis_process_request_sense()  argument
1510 	i = ccb->ccb_h.recovery_slot;  in siis_process_request_sense()
1511 	if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {  in siis_process_request_sense()
1520 	xpt_free_ccb(ccb);  in siis_process_request_sense()
1593 		union ccb *fccb = ch->frozen;  in siis_reset()
1687 siis_setup_fis(device_t dev, struct siis_cmd *ctp, union ccb *ccb, int tag)  in siis_setup_fis()  argument
1694 	fis[1] = (ccb->ccb_h.target_id & 0x0f);  in siis_setup_fis()
1695 	if (ccb->ccb_h.func_code == XPT_SCSI_IO) {  in siis_setup_fis()
1698 		if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE &&  in siis_setup_fis()
1699 		    ch->curr[ccb->ccb_h.target_id].mode >= ATA_DMA)  in siis_setup_fis()
1702 			fis[5] = ccb->csio.dxfer_len;  in siis_setup_fis()
1703 		        fis[6] = ccb->csio.dxfer_len >> 8;  in siis_setup_fis()
1707 		bzero(ctp->u.atapi.ccb, 16);  in siis_setup_fis()
1708 		bcopy((ccb->ccb_h.flags & CAM_CDB_POINTER) ?  in siis_setup_fis()
1709 		    ccb->csio.cdb_io.cdb_ptr : ccb->csio.cdb_io.cdb_bytes,  in siis_setup_fis()
1710 		    ctp->u.atapi.ccb, ccb->csio.cdb_len);  in siis_setup_fis()
1711 	} else if ((ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) == 0) {  in siis_setup_fis()
1713 		fis[2] = ccb->ataio.cmd.command;  in siis_setup_fis()
1714 		fis[3] = ccb->ataio.cmd.features;  in siis_setup_fis()
1715 		fis[4] = ccb->ataio.cmd.lba_low;  in siis_setup_fis()
1716 		fis[5] = ccb->ataio.cmd.lba_mid;  in siis_setup_fis()
1717 		fis[6] = ccb->ataio.cmd.lba_high;  in siis_setup_fis()
1718 		fis[7] = ccb->ataio.cmd.device;  in siis_setup_fis()
1719 		fis[8] = ccb->ataio.cmd.lba_low_exp;  in siis_setup_fis()
1720 		fis[9] = ccb->ataio.cmd.lba_mid_exp;  in siis_setup_fis()
1721 		fis[10] = ccb->ataio.cmd.lba_high_exp;  in siis_setup_fis()
1722 		fis[11] = ccb->ataio.cmd.features_exp;  in siis_setup_fis()
1723 		fis[12] = ccb->ataio.cmd.sector_count;  in siis_setup_fis()
1724 		if (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA) {  in siis_setup_fis()
1728 		fis[13] = ccb->ataio.cmd.sector_count_exp;  in siis_setup_fis()
1729 		if (ccb->ataio.ata_flags & ATA_FLAG_ICC)  in siis_setup_fis()
1730 			fis[14] = ccb->ataio.icc;  in siis_setup_fis()
1732 		if (ccb->ataio.ata_flags & ATA_FLAG_AUX) {  in siis_setup_fis()
1733 			fis[16] =  ccb->ataio.aux        & 0xff;  in siis_setup_fis()
1734 			fis[17] = (ccb->ataio.aux >>  8) & 0xff;  in siis_setup_fis()
1735 			fis[18] = (ccb->ataio.aux >> 16) & 0xff;  in siis_setup_fis()
1736 			fis[19] = (ccb->ataio.aux >> 24) & 0xff;  in siis_setup_fis()
1788 siis_check_ids(device_t dev, union ccb *ccb)  in siis_check_ids()  argument
1791 	if (ccb->ccb_h.target_id > 15) {  in siis_check_ids()
1792 		ccb->ccb_h.status = CAM_TID_INVALID;  in siis_check_ids()
1793 		xpt_done(ccb);  in siis_check_ids()
1796 	if (ccb->ccb_h.target_lun != 0) {  in siis_check_ids()
1797 		ccb->ccb_h.status = CAM_LUN_INVALID;  in siis_check_ids()
1798 		xpt_done(ccb);  in siis_check_ids()
1805 siisaction(struct cam_sim *sim, union ccb *ccb)  in siisaction()  argument
1810 	CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("siisaction func_code=%x\n",  in siisaction()
1811 	    ccb->ccb_h.func_code));  in siisaction()
1816 	switch (ccb->ccb_h.func_code) {  in siisaction()
1820 		if (siis_check_ids(dev, ccb))  in siisaction()
1824 		     ccb->ccb_h.target_id > 0 && ccb->ccb_h.target_id < 15)) {  in siisaction()
1825 			ccb->ccb_h.status = CAM_SEL_TIMEOUT;  in siisaction()
1828 		ccb->ccb_h.recovery_type = RECOVERY_NONE;  in siisaction()
1830 		if (siis_check_collision(dev, ccb)) {  in siisaction()
1832 			ch->frozen = ccb;  in siisaction()
1837 		siis_begin_transaction(dev, ccb);  in siisaction()
1841 		ccb->ccb_h.status = CAM_REQ_INVALID;  in siisaction()
1845 		struct	ccb_trans_settings *cts = &ccb->cts;  in siisaction()
1848 		if (siis_check_ids(dev, ccb))  in siisaction()
1851 			d = &ch->curr[ccb->ccb_h.target_id];  in siisaction()
1853 			d = &ch->user[ccb->ccb_h.target_id];  in siisaction()
1873 		ccb->ccb_h.status = CAM_REQ_CMP;  in siisaction()
1879 		struct	ccb_trans_settings *cts = &ccb->cts;  in siisaction()
1883 		if (siis_check_ids(dev, ccb))  in siisaction()
1886 			d = &ch->curr[ccb->ccb_h.target_id];  in siisaction()
1888 			d = &ch->user[ccb->ccb_h.target_id];  in siisaction()
1896 		    (ccb->ccb_h.target_id == 15 ||  in siisaction()
1897 		    (ccb->ccb_h.target_id == 0 && !ch->pm_present))) {  in siisaction()
1910 			    ch->user[ccb->ccb_h.target_id].caps;  in siisaction()
1931 		ccb->ccb_h.status = CAM_REQ_CMP;  in siisaction()
1937 		ccb->ccb_h.status = CAM_REQ_CMP;  in siisaction()
1941 		ccb->ccb_h.status = CAM_REQ_INVALID;  in siisaction()
1945 		struct ccb_pathinq *cpi = &ccb->cpi;  in siisaction()
1976 		ccb->ccb_h.status = CAM_REQ_INVALID;  in siisaction()
1979 	xpt_done(ccb);  in siisaction()