71 static void siis_begin_transaction(device_t dev, union ccb *ccb);
76 static int siis_setup_fis(device_t dev, struct siis_cmd *ctp, union ccb *ccb, int tag);
89 static void siis_process_read_log(device_t dev, union ccb *ccb);
90 static void siis_process_request_sense(device_t dev, union ccb *ccb);
92 static void siisaction(struct cam_sim *sim, union ccb *ccb);
746 		slot->ccb = NULL;  in siis_slotsalloc()
812 		union ccb *ccb;  in siis_phy_check_events()  local
823 		if ((ccb = xpt_alloc_ccb_nowait()) == NULL)  in siis_phy_check_events()
825 		if (xpt_create_path(&ccb->ccb_h.path, NULL,  in siis_phy_check_events()
828 			xpt_free_ccb(ccb);  in siis_phy_check_events()
831 		xpt_rescan(ccb);  in siis_phy_check_events()
892 			union ccb *fccb = ch->frozen;  in siis_ch_intr()
910 				if (ch->slot[i].ccb->ccb_h.target_id != port)  in siis_ch_intr()
950 siis_check_collision(device_t dev, union ccb *ccb)  in siis_check_collision()  argument
955 	if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&  in siis_check_collision()
956 	    (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA)) {  in siis_check_collision()
959 		    ch->curr[ccb->ccb_h.target_id].tags))) == 0)  in siis_check_collision()
962 	if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&  in siis_check_collision()
963 	    (ccb->ataio.cmd.flags & (CAM_ATAIO_CONTROL | CAM_ATAIO_NEEDRESULT))) {  in siis_check_collision()
976 siis_begin_transaction(device_t dev, union ccb *ccb)  in siis_begin_transaction()  argument
985 	if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&  in siis_begin_transaction()
986 	    (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA))  in siis_begin_transaction()
987 		tags = ch->curr[ccb->ccb_h.target_id].tags;  in siis_begin_transaction()
991 	slot->ccb = ccb;  in siis_begin_transaction()
995 	if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&  in siis_begin_transaction()
996 	    (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA)) {  in siis_begin_transaction()
997 		ch->numtslots[ccb->ccb_h.target_id]++;  in siis_begin_transaction()
999 	if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&  in siis_begin_transaction()
1000 	    (ccb->ataio.cmd.flags & (CAM_ATAIO_CONTROL | CAM_ATAIO_NEEDRESULT)))  in siis_begin_transaction()
1004 	if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) {  in siis_begin_transaction()
1007 		    ccb, siis_dmasetprd, slot, 0);  in siis_begin_transaction()
1036 		if (slot->ccb->ccb_h.func_code == XPT_ATA_IO)   in siis_dmasetprd()
1047 		    ((slot->ccb->ccb_h.flags & CAM_DIR_IN) ?  in siis_dmasetprd()
1060 	union ccb *ccb = slot->ccb;  in siis_execute_transaction()  local
1070 	if (ccb->ccb_h.func_code == XPT_ATA_IO) {  in siis_execute_transaction()
1071 		if (ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) {  in siis_execute_transaction()
1075 			if (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA) {  in siis_execute_transaction()
1079 			if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {  in siis_execute_transaction()
1083 			if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) {  in siis_execute_transaction()
1088 	} else if (ccb->ccb_h.func_code == XPT_SCSI_IO) {  in siis_execute_transaction()
1089 		if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN)  in siis_execute_transaction()
1092 		if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT)  in siis_execute_transaction()
1096 	if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&  in siis_execute_transaction()
1097 	    (ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) &&  in siis_execute_transaction()
1098 	    (ccb->ataio.cmd.control & ATA_A_RESET)) {  in siis_execute_transaction()
1103 	if (!siis_setup_fis(dev, ctp, ccb, slot->slot)) {  in siis_execute_transaction()
1119 	callout_reset_sbt(&slot->timeout, SBT_1MS * ccb->ccb_h.timeout, 0,  in siis_execute_transaction()
1162 		    SBT_1MS * slot->ccb->ccb_h.timeout, 0,  in siis_rearm_timeout()
1174 	union ccb *ccb = slot->ccb;  in siis_timeout()  local
1182 	if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&  in siis_timeout()
1183 	    (ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) &&  in siis_timeout()
1184 	    (ccb->ataio.cmd.control & ATA_A_RESET)) {  in siis_timeout()
1213 	union ccb *ccb = slot->ccb;  in siis_end_transaction()  local
1223 	if (ccb->ccb_h.func_code == XPT_ATA_IO) {  in siis_end_transaction()
1224 		struct ata_res *res = &ccb->ataio.res;  in siis_end_transaction()
1226 		    (ccb->ataio.cmd.flags & CAM_ATAIO_NEEDRESULT)) {  in siis_end_transaction()
1242 		if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN &&  in siis_end_transaction()
1244 			ccb->ataio.resid = ccb->ataio.dxfer_len -  in siis_end_transaction()
1248 		if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN &&  in siis_end_transaction()
1250 			ccb->csio.resid = ccb->csio.dxfer_len -  in siis_end_transaction()
1254 	if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) {  in siis_end_transaction()
1256 		    (ccb->ccb_h.flags & CAM_DIR_IN) ?  in siis_end_transaction()
1263 		ccb->ccb_h.status |= CAM_RELEASE_SIMQ;  in siis_end_transaction()
1267 	    !(ccb->ccb_h.status & CAM_DEV_QFRZN)) {  in siis_end_transaction()
1268 		xpt_freeze_devq(ccb->ccb_h.path, 1);  in siis_end_transaction()
1269 		ccb->ccb_h.status |= CAM_DEV_QFRZN;  in siis_end_transaction()
1271 	ccb->ccb_h.status &= ~CAM_STATUS_MASK;  in siis_end_transaction()
1274 		ccb->ccb_h.status |= CAM_REQ_CMP;  in siis_end_transaction()
1275 		if (ccb->ccb_h.func_code == XPT_SCSI_IO)  in siis_end_transaction()
1276 			ccb->csio.scsi_status = SCSI_STATUS_OK;  in siis_end_transaction()
1280 		ccb->ccb_h.status |= CAM_REQ_INVALID;  in siis_end_transaction()
1283 		ccb->ccb_h.status |= CAM_REQUEUE_REQ;  in siis_end_transaction()
1287 		if (ccb->ccb_h.func_code == XPT_SCSI_IO) {  in siis_end_transaction()
1288 			ccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR;  in siis_end_transaction()
1289 			ccb->csio.scsi_status = SCSI_STATUS_CHECK_COND;  in siis_end_transaction()
1291 			ccb->ccb_h.status |= CAM_ATA_STATUS_ERROR;  in siis_end_transaction()
1296 		ccb->ccb_h.status |= CAM_UNCOR_PARITY;  in siis_end_transaction()
1300 		ccb->ccb_h.status |= CAM_CMD_TIMEOUT;  in siis_end_transaction()
1303 		ccb->ccb_h.status |= CAM_REQ_CMP_ERR;  in siis_end_transaction()
1310 	slot->ccb = NULL;  in siis_end_transaction()
1313 	if ((ccb->ccb_h.func_code == XPT_ATA_IO) &&  in siis_end_transaction()
1314 	    (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA)) {  in siis_end_transaction()
1315 		ch->numtslots[ccb->ccb_h.target_id]--;  in siis_end_transaction()
1325 	if (ccb->ccb_h.recovery_type == RECOVERY_READ_LOG) {  in siis_end_transaction()
1326 		siis_process_read_log(dev, ccb);  in siis_end_transaction()
1328 	} else if (ccb->ccb_h.recovery_type == RECOVERY_REQUEST_SENSE) {  in siis_end_transaction()
1329 		siis_process_request_sense(dev, ccb);  in siis_end_transaction()
1332 	    ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_SCSI_STATUS_ERROR &&  in siis_end_transaction()
1333 	     (ccb->ccb_h.flags & CAM_DIS_AUTOSENSE) == 0)) {  in siis_end_transaction()
1334 		ch->hold[slot->slot] = ccb;  in siis_end_transaction()
1337 		xpt_done(ccb);  in siis_end_transaction()
1357 		union ccb *fccb = ch->frozen;  in siis_end_transaction()
1368 	union ccb *ccb;  in siis_issue_recovery()  local
1380 	ccb = xpt_alloc_ccb_nowait();  in siis_issue_recovery()
1381 	if (ccb == NULL) {  in siis_issue_recovery()
1397 	xpt_setup_ccb(&ccb->ccb_h, ch->hold[i]->ccb_h.path,  in siis_issue_recovery()
1399 	if (ccb->ccb_h.func_code == XPT_ATA_IO) {  in siis_issue_recovery()
1401 		ccb->ccb_h.recovery_type = RECOVERY_READ_LOG;  in siis_issue_recovery()
1402 		ccb->ccb_h.func_code = XPT_ATA_IO;  in siis_issue_recovery()
1403 		ccb->ccb_h.flags = CAM_DIR_IN;  in siis_issue_recovery()
1404 		ccb->ccb_h.timeout = 1000;	/* 1s should be enough. */  in siis_issue_recovery()
1405 		ataio = &ccb->ataio;  in siis_issue_recovery()
1408 			xpt_free_ccb(ccb);  in siis_issue_recovery()
1424 		ccb->ccb_h.recovery_type = RECOVERY_REQUEST_SENSE;  in siis_issue_recovery()
1425 		ccb->ccb_h.recovery_slot = i;  in siis_issue_recovery()
1426 		ccb->ccb_h.func_code = XPT_SCSI_IO;  in siis_issue_recovery()
1427 		ccb->ccb_h.flags = CAM_DIR_IN;  in siis_issue_recovery()
1428 		ccb->ccb_h.status = 0;  in siis_issue_recovery()
1429 		ccb->ccb_h.timeout = 1000;	/* 1s should be enough. */  in siis_issue_recovery()
1430 		csio = &ccb->csio;  in siis_issue_recovery()
1439 	siis_begin_transaction(dev, ccb);  in siis_issue_recovery()
1443 siis_process_read_log(device_t dev, union ccb *ccb)  in siis_process_read_log()  argument
1451 	data = ccb->ataio.data_ptr;  in siis_process_read_log()
1452 	if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP &&  in siis_process_read_log()
1457 			if (ch->hold[i]->ccb_h.target_id != ccb->ccb_h.target_id)  in siis_process_read_log()
1481 		if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP)  in siis_process_read_log()
1489 			if (ch->hold[i]->ccb_h.target_id != ccb->ccb_h.target_id)  in siis_process_read_log()
1496 	free(ccb->ataio.data_ptr, M_SIIS);  in siis_process_read_log()
1497 	xpt_free_ccb(ccb);  in siis_process_read_log()
1501 siis_process_request_sense(device_t dev, union ccb *ccb)  in siis_process_request_sense()  argument
1508 	i = ccb->ccb_h.recovery_slot;  in siis_process_request_sense()
1509 	if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) {  in siis_process_request_sense()
1518 	xpt_free_ccb(ccb);  in siis_process_request_sense()
1591 		union ccb *fccb = ch->frozen;  in siis_reset()
1685 siis_setup_fis(device_t dev, struct siis_cmd *ctp, union ccb *ccb, int tag)  in siis_setup_fis()  argument
1692 	fis[1] = (ccb->ccb_h.target_id & 0x0f);  in siis_setup_fis()
1693 	if (ccb->ccb_h.func_code == XPT_SCSI_IO) {  in siis_setup_fis()
1696 		if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE &&  in siis_setup_fis()
1697 		    ch->curr[ccb->ccb_h.target_id].mode >= ATA_DMA)  in siis_setup_fis()
1700 			fis[5] = ccb->csio.dxfer_len;  in siis_setup_fis()
1701 		        fis[6] = ccb->csio.dxfer_len >> 8;  in siis_setup_fis()
1705 		bzero(ctp->u.atapi.ccb, 16);  in siis_setup_fis()
1706 		bcopy((ccb->ccb_h.flags & CAM_CDB_POINTER) ?  in siis_setup_fis()
1707 		    ccb->csio.cdb_io.cdb_ptr : ccb->csio.cdb_io.cdb_bytes,  in siis_setup_fis()
1708 		    ctp->u.atapi.ccb, ccb->csio.cdb_len);  in siis_setup_fis()
1709 	} else if ((ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) == 0) {  in siis_setup_fis()
1711 		fis[2] = ccb->ataio.cmd.command;  in siis_setup_fis()
1712 		fis[3] = ccb->ataio.cmd.features;  in siis_setup_fis()
1713 		fis[4] = ccb->ataio.cmd.lba_low;  in siis_setup_fis()
1714 		fis[5] = ccb->ataio.cmd.lba_mid;  in siis_setup_fis()
1715 		fis[6] = ccb->ataio.cmd.lba_high;  in siis_setup_fis()
1716 		fis[7] = ccb->ataio.cmd.device;  in siis_setup_fis()
1717 		fis[8] = ccb->ataio.cmd.lba_low_exp;  in siis_setup_fis()
1718 		fis[9] = ccb->ataio.cmd.lba_mid_exp;  in siis_setup_fis()
1719 		fis[10] = ccb->ataio.cmd.lba_high_exp;  in siis_setup_fis()
1720 		fis[11] = ccb->ataio.cmd.features_exp;  in siis_setup_fis()
1721 		fis[12] = ccb->ataio.cmd.sector_count;  in siis_setup_fis()
1722 		if (ccb->ataio.cmd.flags & CAM_ATAIO_FPDMA) {  in siis_setup_fis()
1726 		fis[13] = ccb->ataio.cmd.sector_count_exp;  in siis_setup_fis()
1727 		if (ccb->ataio.ata_flags & ATA_FLAG_ICC)  in siis_setup_fis()
1728 			fis[14] = ccb->ataio.icc;  in siis_setup_fis()
1730 		if (ccb->ataio.ata_flags & ATA_FLAG_AUX) {  in siis_setup_fis()
1731 			fis[16] =  ccb->ataio.aux        & 0xff;  in siis_setup_fis()
1732 			fis[17] = (ccb->ataio.aux >>  8) & 0xff;  in siis_setup_fis()
1733 			fis[18] = (ccb->ataio.aux >> 16) & 0xff;  in siis_setup_fis()
1734 			fis[19] = (ccb->ataio.aux >> 24) & 0xff;  in siis_setup_fis()
1786 siis_check_ids(device_t dev, union ccb *ccb)  in siis_check_ids()  argument
1789 	if (ccb->ccb_h.target_id > 15) {  in siis_check_ids()
1790 		ccb->ccb_h.status = CAM_TID_INVALID;  in siis_check_ids()
1791 		xpt_done(ccb);  in siis_check_ids()
1794 	if (ccb->ccb_h.target_lun != 0) {  in siis_check_ids()
1795 		ccb->ccb_h.status = CAM_LUN_INVALID;  in siis_check_ids()
1796 		xpt_done(ccb);  in siis_check_ids()
1803 siisaction(struct cam_sim *sim, union ccb *ccb)  in siisaction()  argument
1808 	CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("siisaction func_code=%x\n",  in siisaction()
1809 	    ccb->ccb_h.func_code));  in siisaction()
1814 	switch (ccb->ccb_h.func_code) {  in siisaction()
1818 		if (siis_check_ids(dev, ccb))  in siisaction()
1822 		     ccb->ccb_h.target_id > 0 && ccb->ccb_h.target_id < 15)) {  in siisaction()
1823 			ccb->ccb_h.status = CAM_SEL_TIMEOUT;  in siisaction()
1826 		ccb->ccb_h.recovery_type = RECOVERY_NONE;  in siisaction()
1828 		if (siis_check_collision(dev, ccb)) {  in siisaction()
1830 			ch->frozen = ccb;  in siisaction()
1835 		siis_begin_transaction(dev, ccb);  in siisaction()
1839 		ccb->ccb_h.status = CAM_REQ_INVALID;  in siisaction()
1843 		struct	ccb_trans_settings *cts = &ccb->cts;  in siisaction()
1846 		if (siis_check_ids(dev, ccb))  in siisaction()
1849 			d = &ch->curr[ccb->ccb_h.target_id];  in siisaction()
1851 			d = &ch->user[ccb->ccb_h.target_id];  in siisaction()
1871 		ccb->ccb_h.status = CAM_REQ_CMP;  in siisaction()
1877 		struct	ccb_trans_settings *cts = &ccb->cts;  in siisaction()
1881 		if (siis_check_ids(dev, ccb))  in siisaction()
1884 			d = &ch->curr[ccb->ccb_h.target_id];  in siisaction()
1886 			d = &ch->user[ccb->ccb_h.target_id];  in siisaction()
1894 		    (ccb->ccb_h.target_id == 15 ||  in siisaction()
1895 		    (ccb->ccb_h.target_id == 0 && !ch->pm_present))) {  in siisaction()
1908 			    ch->user[ccb->ccb_h.target_id].caps;  in siisaction()
1929 		ccb->ccb_h.status = CAM_REQ_CMP;  in siisaction()
1935 		ccb->ccb_h.status = CAM_REQ_CMP;  in siisaction()
1939 		ccb->ccb_h.status = CAM_REQ_INVALID;  in siisaction()
1943 		struct ccb_pathinq *cpi = &ccb->cpi;  in siisaction()
1974 		ccb->ccb_h.status = CAM_REQ_INVALID;  in siisaction()
1977 	xpt_done(ccb);  in siisaction()