svn commit: r236778 - in stable/9: sbin/camcontrol sys/cam sys/cam/ata sys/cam/scsi sys/sys

Alexander Motin mav at FreeBSD.org
Sat Jun 9 06:43:27 UTC 2012


Author: mav
Date: Sat Jun  9 06:43:26 2012
New Revision: 236778
URL: http://svn.freebsd.org/changeset/base/236778

Log:
  MFC r235897:
   - Add low-level support for SATA Enclosure Management Bridge (SEMB)
  devices -- SATA equivalents of the SCSI SES/SAF-TE devices.
   - Add some utility functions for SCSI SAF-TE devices access.
  
  Sponsored by:   iXsystems, Inc.

Modified:
  stable/9/sbin/camcontrol/camcontrol.c
  stable/9/sys/cam/ata/ata_all.c
  stable/9/sys/cam/ata/ata_all.h
  stable/9/sys/cam/ata/ata_da.c
  stable/9/sys/cam/ata/ata_xpt.c
  stable/9/sys/cam/cam_ccb.h
  stable/9/sys/cam/cam_xpt.c
  stable/9/sys/cam/scsi/scsi_all.c
  stable/9/sys/cam/scsi/scsi_all.h
  stable/9/sys/sys/ata.h
Directory Properties:
  stable/9/sbin/camcontrol/   (props changed)
  stable/9/sys/   (props changed)

Modified: stable/9/sbin/camcontrol/camcontrol.c
==============================================================================
--- stable/9/sbin/camcontrol/camcontrol.c	Sat Jun  9 03:34:34 2012	(r236777)
+++ stable/9/sbin/camcontrol/camcontrol.c	Sat Jun  9 06:43:26 2012	(r236778)
@@ -456,7 +456,7 @@ getdevtree(void)
 			case DEV_MATCH_DEVICE: {
 				struct device_match_result *dev_result;
 				char vendor[16], product[48], revision[16];
-				char tmpstr[256];
+				char fw[5], tmpstr[256];
 
 				dev_result =
 				     &ccb.cdm.matches[i].result.device_result;
@@ -495,6 +495,25 @@ getdevtree(void)
 					   sizeof(revision));
 				    sprintf(tmpstr, "<%s %s>", product,
 					revision);
+				} else if (dev_result->protocol == PROTO_SEMB) {
+					struct sep_identify_data *sid;
+
+					sid = (struct sep_identify_data *)
+					    &dev_result->ident_data;
+					cam_strvis(vendor, sid->vendor_id,
+					    sizeof(sid->vendor_id),
+					    sizeof(vendor));
+					cam_strvis(product, sid->product_id,
+					    sizeof(sid->product_id),
+					    sizeof(product));
+					cam_strvis(revision, sid->product_rev,
+					    sizeof(sid->product_rev),
+					    sizeof(revision));
+					cam_strvis(fw, sid->firmware_rev,
+					    sizeof(sid->firmware_rev),
+					    sizeof(fw));
+					sprintf(tmpstr, "<%s %s %s %s>",
+					    vendor, product, revision, fw);
 				} else {
 				    sprintf(tmpstr, "<>");
 				}

Modified: stable/9/sys/cam/ata/ata_all.c
==============================================================================
--- stable/9/sys/cam/ata/ata_all.c	Sat Jun  9 03:34:34 2012	(r236777)
+++ stable/9/sys/cam/ata/ata_all.c	Sat Jun  9 06:43:26 2012	(r236778)
@@ -108,6 +108,16 @@ ata_op_string(struct ata_cmd *cmd)
 	case 0x51: return ("CONFIGURE_STREAM");
 	case 0x60: return ("READ_FPDMA_QUEUED");
 	case 0x61: return ("WRITE_FPDMA_QUEUED");
+	case 0x67:
+		if (cmd->features == 0xec)
+			return ("SEP_ATTN IDENTIFY");
+		switch (cmd->lba_low) {
+		case 0x00: return ("SEP_ATTN READ BUFFER");
+		case 0x02: return ("SEP_ATTN RECEIVE DIAGNOSTIC RESULTS");
+		case 0x80: return ("SEP_ATTN WRITE BUFFER");
+		case 0x82: return ("SEP_ATTN SEND DIAGNOSTIC");
+		}
+		return ("SEP_ATTN");
 	case 0x70: return ("SEEK");
 	case 0x87: return ("CFA_TRANSLATE_SECTOR");
 	case 0x90: return ("EXECUTE_DEVICE_DIAGNOSTIC");
@@ -286,6 +296,21 @@ ata_print_ident(struct ata_params *ident
 	printf(" device\n");
 }
 
+void
+semb_print_ident(struct sep_identify_data *ident_data)
+{
+	char vendor[9], product[17], revision[5], fw[5], in[7], ins[5];
+
+	cam_strvis(vendor, ident_data->vendor_id, 8, sizeof(vendor));
+	cam_strvis(product, ident_data->product_id, 16, sizeof(product));
+	cam_strvis(revision, ident_data->product_rev, 4, sizeof(revision));
+	cam_strvis(fw, ident_data->firmware_rev, 4, sizeof(fw));
+	cam_strvis(in, ident_data->interface_id, 6, sizeof(in));
+	cam_strvis(ins, ident_data->interface_rev, 4, sizeof(ins));
+	printf("<%s %s %s %s> SEMB %s %s device\n",
+	    vendor, product, revision, fw, in, ins);
+}
+
 uint32_t
 ata_logical_sector_size(struct ata_params *ident_data)
 {
@@ -695,3 +720,86 @@ ata_static_identify_match(caddr_t identb
 	}
         return (-1);
 }
+
+void
+semb_receive_diagnostic_results(struct ccb_ataio *ataio,
+    u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb*),
+    uint8_t tag_action, int pcv, uint8_t page_code,
+    uint8_t *data_ptr, uint16_t length, uint32_t timeout)
+{
+
+	length = min(length, 1020);
+	length = (length + 3) & ~3;
+	cam_fill_ataio(ataio,
+		      retries,
+		      cbfcnp,
+		      /*flags*/CAM_DIR_IN,
+		      tag_action,
+		      data_ptr,
+		      length,
+		      timeout);
+	ata_28bit_cmd(ataio, ATA_SEP_ATTN,
+	    pcv ? page_code : 0, 0x02, length / 4);
+}
+
+void
+semb_send_diagnostic(struct ccb_ataio *ataio,
+    u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *),
+    uint8_t tag_action, uint8_t *data_ptr, uint16_t length, uint32_t timeout)
+{
+
+	length = min(length, 1020);
+	length = (length + 3) & ~3;
+	cam_fill_ataio(ataio,
+		      retries,
+		      cbfcnp,
+		      /*flags*/length ? CAM_DIR_OUT : CAM_DIR_NONE,
+		      tag_action,
+		      data_ptr,
+		      length,
+		      timeout);
+	ata_28bit_cmd(ataio, ATA_SEP_ATTN,
+	    length > 0 ? data_ptr[0] : 0, 0x82, length / 4);
+}
+
+void
+semb_read_buffer(struct ccb_ataio *ataio,
+    u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb*),
+    uint8_t tag_action, uint8_t page_code,
+    uint8_t *data_ptr, uint16_t length, uint32_t timeout)
+{
+
+	length = min(length, 1020);
+	length = (length + 3) & ~3;
+	cam_fill_ataio(ataio,
+		      retries,
+		      cbfcnp,
+		      /*flags*/CAM_DIR_IN,
+		      tag_action,
+		      data_ptr,
+		      length,
+		      timeout);
+	ata_28bit_cmd(ataio, ATA_SEP_ATTN,
+	    page_code, 0x00, length / 4);
+}
+
+void
+semb_write_buffer(struct ccb_ataio *ataio,
+    u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *),
+    uint8_t tag_action, uint8_t *data_ptr, uint16_t length, uint32_t timeout)
+{
+
+	length = min(length, 1020);
+	length = (length + 3) & ~3;
+	cam_fill_ataio(ataio,
+		      retries,
+		      cbfcnp,
+		      /*flags*/length ? CAM_DIR_OUT : CAM_DIR_NONE,
+		      tag_action,
+		      data_ptr,
+		      length,
+		      timeout);
+	ata_28bit_cmd(ataio, ATA_SEP_ATTN,
+	    length > 0 ? data_ptr[0] : 0, 0x80, length / 4);
+}
+

Modified: stable/9/sys/cam/ata/ata_all.h
==============================================================================
--- stable/9/sys/cam/ata/ata_all.h	Sat Jun  9 03:34:34 2012	(r236777)
+++ stable/9/sys/cam/ata/ata_all.h	Sat Jun  9 06:43:26 2012	(r236778)
@@ -83,6 +83,20 @@ struct ata_res {
 	u_int8_t	sector_count_exp;
 };
 
+struct sep_identify_data {
+	uint8_t		length;		/* Enclosure descriptor length */
+	uint8_t		subenc_id;	/* Sub-enclosure identifier */
+	uint8_t		logical_id[8];	/* Enclosure logical identifier (WWN) */
+	uint8_t		vendor_id[8];	/* Vendor identification string */
+	uint8_t		product_id[16];	/* Product identification string */
+	uint8_t		product_rev[4];	/* Product revision string */
+	uint8_t		channel_id;	/* Channel identifier */
+	uint8_t		firmware_rev[4];/* Firmware revision */
+	uint8_t		interface_id[6];/* Interface spec ("S-E-S "/"SAF-TE")*/
+	uint8_t		interface_rev[4];/* Interface spec revision */
+	uint8_t		vend_spec[11];	/* Vendor specific information */
+};
+
 int	ata_version(int ver);
 
 char *	ata_op_string(struct ata_cmd *cmd);
@@ -126,4 +140,26 @@ int	ata_speed2revision(u_int speed);
 int	ata_identify_match(caddr_t identbuffer, caddr_t table_entry);
 int	ata_static_identify_match(caddr_t identbuffer, caddr_t table_entry);
 
+void	semb_print_ident(struct sep_identify_data *ident_data);
+
+void semb_receive_diagnostic_results(struct ccb_ataio *ataio,
+	u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb*),
+	uint8_t tag_action, int pcv, uint8_t page_code,
+	uint8_t *data_ptr, uint16_t allocation_length, uint32_t timeout);
+
+void semb_send_diagnostic(struct ccb_ataio *ataio,
+	u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *),
+	uint8_t tag_action, uint8_t *data_ptr, uint16_t param_list_length,
+	uint32_t timeout);
+
+void semb_read_buffer(struct ccb_ataio *ataio,
+	u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb*),
+	uint8_t tag_action, uint8_t page_code,
+	uint8_t *data_ptr, uint16_t allocation_length, uint32_t timeout);
+
+void semb_write_buffer(struct ccb_ataio *ataio,
+	u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *),
+	uint8_t tag_action, uint8_t *data_ptr, uint16_t param_list_length,
+	uint32_t timeout);
+
 #endif

Modified: stable/9/sys/cam/ata/ata_da.c
==============================================================================
--- stable/9/sys/cam/ata/ata_da.c	Sat Jun  9 03:34:34 2012	(r236777)
+++ stable/9/sys/cam/ata/ata_da.c	Sat Jun  9 06:43:26 2012	(r236778)
@@ -776,6 +776,20 @@ adaasync(void *callback_arg, u_int32_t c
 				"due to status 0x%x\n", status);
 		break;
 	}
+	case AC_ADVINFO_CHANGED:
+	{
+		uintptr_t buftype;
+
+		buftype = (uintptr_t)arg;
+		if (buftype == CDAI_TYPE_PHYS_PATH) {
+			struct ada_softc *softc;
+
+			softc = periph->softc;
+			disk_attr_changed(softc->disk, "GEOM::physpath",
+					  M_NOWAIT);
+		}
+		break;
+	}
 	case AC_SENT_BDR:
 	case AC_BUS_RESET:
 	{
@@ -1088,8 +1102,8 @@ adaregister(struct cam_periph *periph, v
 	 * them and the only alternative would be to
 	 * not attach the device on failure.
 	 */
-	xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE,
-			   adaasync, periph, periph->path);
+	xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE |
+	    AC_ADVINFO_CHANGED, adaasync, periph, periph->path);
 
 	/*
 	 * Schedule a periodic event to occasionally send an

Modified: stable/9/sys/cam/ata/ata_xpt.c
==============================================================================
--- stable/9/sys/cam/ata/ata_xpt.c	Sat Jun  9 03:34:34 2012	(r236777)
+++ stable/9/sys/cam/ata/ata_xpt.c	Sat Jun  9 06:43:26 2012	(r236778)
@@ -93,6 +93,8 @@ typedef enum {
 	PROBE_FULL_INQUIRY,
 	PROBE_PM_PID,
 	PROBE_PM_PRV,
+	PROBE_IDENTIFY_SES,
+	PROBE_IDENTIFY_SAFTE,
 	PROBE_INVALID
 } probe_action;
 
@@ -110,6 +112,8 @@ static char *probe_action_text[] = {
 	"PROBE_FULL_INQUIRY",
 	"PROBE_PM_PID",
 	"PROBE_PM_PRV",
+	"PROBE_IDENTIFY_SES",
+	"PROBE_IDENTIFY_SAFTE",
 	"PROBE_INVALID"
 };
 
@@ -266,7 +270,8 @@ probeschedule(struct cam_periph *periph)
 	ccb = (union ccb *)TAILQ_FIRST(&softc->request_ccbs);
 
 	if ((periph->path->device->flags & CAM_DEV_UNCONFIGURED) ||
-	    periph->path->device->protocol == PROTO_SATAPM)
+	    periph->path->device->protocol == PROTO_SATAPM ||
+	    periph->path->device->protocol == PROTO_SEMB)
 		PROBE_SET_ACTION(softc, PROBE_RESET);
 	else
 		PROBE_SET_ACTION(softc, PROBE_IDENTIFY);
@@ -300,7 +305,8 @@ probestart(struct cam_periph *periph, un
 	if (softc->restart) {
 		softc->restart = 0;
 		if ((path->device->flags & CAM_DEV_UNCONFIGURED) ||
-		    path->device->protocol == PROTO_SATAPM)
+		    path->device->protocol == PROTO_SATAPM ||
+		    path->device->protocol == PROTO_SEMB)
 			softc->action = PROBE_RESET;
 		else
 			softc->action = PROBE_IDENTIFY;
@@ -622,6 +628,30 @@ negotiate:
 		      10 * 1000);
 		ata_pm_read_cmd(ataio, 1, 15);
 		break;
+	case PROBE_IDENTIFY_SES:
+		cam_fill_ataio(ataio,
+		      1,
+		      probedone,
+		      /*flags*/CAM_DIR_IN,
+		      0,
+		      /*data_ptr*/(u_int8_t *)&softc->ident_data,
+		      /*dxfer_len*/sizeof(softc->ident_data),
+		      30 * 1000);
+		ata_28bit_cmd(ataio, ATA_SEP_ATTN, 0xEC, 0x02,
+		    sizeof(softc->ident_data) / 4);
+		break;
+	case PROBE_IDENTIFY_SAFTE:
+		cam_fill_ataio(ataio,
+		      1,
+		      probedone,
+		      /*flags*/CAM_DIR_IN,
+		      0,
+		      /*data_ptr*/(u_int8_t *)&softc->ident_data,
+		      /*dxfer_len*/sizeof(softc->ident_data),
+		      30 * 1000);
+		ata_28bit_cmd(ataio, ATA_SEP_ATTN, 0xEC, 0x00,
+		    sizeof(softc->ident_data) / 4);
+		break;
 	case PROBE_INVALID:
 		CAM_DEBUG(path, CAM_DEBUG_INFO,
 		    ("probestart: invalid action state\n"));
@@ -758,12 +788,16 @@ probedone(struct cam_periph *periph, uni
 {
 	struct ccb_trans_settings cts;
 	struct ata_params *ident_buf;
+	struct scsi_inquiry_data *inq_buf;
 	probe_softc *softc;
 	struct cam_path *path;
 	cam_status status;
 	u_int32_t  priority;
 	u_int caps;
-	int found = 1;
+	int changed = 1, found = 1;
+	static const uint8_t fake_device_id_hdr[8] =
+	    {0, SVPD_DEVICE_ID, 0, 12,
+	     SVPD_ID_CODESET_BINARY, SVPD_ID_TYPE_NAA, 0, 8};
 
 	CAM_DEBUG(done_ccb->ccb_h.path, CAM_DEBUG_TRACE, ("probedone\n"));
 
@@ -771,6 +805,7 @@ probedone(struct cam_periph *periph, uni
 	path = done_ccb->ccb_h.path;
 	priority = done_ccb->ccb_h.pinfo.priority;
 	ident_buf = &path->device->ident_data;
+	inq_buf = &path->device->inq_data;
 
 	if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
 		if (softc->restart) {
@@ -819,6 +854,18 @@ probedone(struct cam_periph *periph, uni
 		} else if (softc->action == PROBE_SETDMAAA &&
 		    status == CAM_ATA_STATUS_ERROR) {
 			goto noerror;
+
+		/*
+		 * SES and SAF-TE SEPs have different IDENTIFY commands,
+		 * but SATA specification doesn't tell how to identify them.
+		 * Until better way found, just try another if first fail.
+		 */
+		} else if (softc->action == PROBE_IDENTIFY_SES &&
+		    status == CAM_ATA_STATUS_ERROR) {
+			PROBE_SET_ACTION(softc, PROBE_IDENTIFY_SAFTE);
+			xpt_release_ccb(done_ccb);
+			xpt_schedule(periph, priority);
+			return;
 		}
 
 		/*
@@ -862,6 +909,10 @@ noerror:
 			xpt_action((union ccb *)&cts);
 			path->device->protocol = PROTO_SATAPM;
 			PROBE_SET_ACTION(softc, PROBE_PM_PID);
+		} else if (sign == 0xc33c &&
+		    done_ccb->ccb_h.target_id != 15) {
+			path->device->protocol = PROTO_SEMB;
+			PROBE_SET_ACTION(softc, PROBE_IDENTIFY_SES);
 		} else if (sign == 0xeb14 &&
 		    done_ccb->ccb_h.target_id != 15) {
 			path->device->protocol = PROTO_SCSI;
@@ -881,7 +932,6 @@ noerror:
 	{
 		struct ccb_pathinq cpi;
 		int16_t *ptr;
-		int changed = 1;
 
 		ident_buf = &softc->ident_data;
 		for (ptr = (int16_t *)ident_buf;
@@ -936,6 +986,11 @@ noerror:
 				path->device->serial_num = NULL;
 				path->device->serial_num_len = 0;
 			}
+			if (path->device->device_id != NULL) {
+				free(path->device->device_id, M_CAMXPT);
+				path->device->device_id = NULL;
+				path->device->device_id_len = 0;
+			}
 			path->device->serial_num =
 				(u_int8_t *)malloc((sizeof(ident_buf->serial) + 1),
 					   M_CAMXPT, M_NOWAIT);
@@ -948,6 +1003,18 @@ noerror:
 				path->device->serial_num_len =
 				    strlen(path->device->serial_num);
 			}
+			if (ident_buf->enabled.extension &
+			    ATA_SUPPORT_64BITWWN) {
+				path->device->device_id =
+				    malloc(16, M_CAMXPT, M_NOWAIT);
+				if (path->device->device_id != NULL) {
+					path->device->device_id_len = 16;
+					bcopy(&fake_device_id_hdr,
+					    path->device->device_id, 8);
+					bcopy(ident_buf->wwn,
+					    path->device->device_id + 8, 8);
+				}
+			}
 
 			path->device->flags |= CAM_DEV_IDENTIFY_DATA_VALID;
 		}
@@ -1092,11 +1159,9 @@ notsata:
 	case PROBE_INQUIRY:
 	case PROBE_FULL_INQUIRY:
 	{
-		struct scsi_inquiry_data *inq_buf;
 		u_int8_t periph_qual, len;
 
 		path->device->flags |= CAM_DEV_INQUIRY_DATA_VALID;
-		inq_buf = &path->device->inq_data;
 
 		periph_qual = SID_QUAL(inq_buf);
 
@@ -1200,6 +1265,48 @@ notsata:
 			xpt_async(AC_SCSI_AEN, done_ccb->ccb_h.path, done_ccb);
 		}
 		break;
+	case PROBE_IDENTIFY_SES:
+	case PROBE_IDENTIFY_SAFTE:
+		if ((periph->path->device->flags & CAM_DEV_UNCONFIGURED) == 0) {
+			/* Check that it is the same device. */
+			if (bcmp(&softc->ident_data, ident_buf, 53)) {
+				/* Device changed. */
+				xpt_async(AC_LOST_DEVICE, path, NULL);
+			} else {
+				bcopy(&softc->ident_data, ident_buf, sizeof(struct ata_params));
+				changed = 0;
+			}
+		}
+		if (changed) {
+			bcopy(&softc->ident_data, ident_buf, sizeof(struct ata_params));
+			/* Clean up from previous instance of this device */
+			if (path->device->device_id != NULL) {
+				free(path->device->device_id, M_CAMXPT);
+				path->device->device_id = NULL;
+				path->device->device_id_len = 0;
+			}
+			path->device->device_id =
+			    malloc(16, M_CAMXPT, M_NOWAIT);
+			if (path->device->device_id != NULL) {
+				path->device->device_id_len = 16;
+				bcopy(&fake_device_id_hdr,
+				    path->device->device_id, 8);
+				bcopy(((uint8_t*)ident_buf) + 2,
+				    path->device->device_id + 8, 8);
+			}
+
+			path->device->flags |= CAM_DEV_IDENTIFY_DATA_VALID;
+		}
+
+		if (periph->path->device->flags & CAM_DEV_UNCONFIGURED) {
+			path->device->flags &= ~CAM_DEV_UNCONFIGURED;
+			xpt_acquire_device(path->device);
+			done_ccb->ccb_h.func_code = XPT_GDEV_TYPE;
+			xpt_action(done_ccb);
+			xpt_async(AC_FOUND_DEVICE, done_ccb->ccb_h.path,
+			    done_ccb);
+		}
+		break;
 	case PROBE_INVALID:
 		CAM_DEBUG(done_ccb->ccb_h.path, CAM_DEBUG_INFO,
 		    ("probedone: invalid action state\n"));
@@ -1624,10 +1731,20 @@ ata_dev_advinfo(union ccb *start_ccb)
 	device = start_ccb->ccb_h.path->device;
 	cdai = &start_ccb->cdai;
 	switch(cdai->buftype) {
-	case CDAI_TYPE_SERIAL_NUM:
+	case CDAI_TYPE_SCSI_DEVID:
 		if (cdai->flags & CDAI_FLAG_STORE)
+			return;
+		cdai->provsiz = device->device_id_len;
+		if (device->device_id_len == 0)
 			break;
-		start_ccb->ccb_h.status = CAM_REQ_CMP;
+		amt = device->device_id_len;
+		if (cdai->provsiz > cdai->bufsiz)
+			amt = cdai->bufsiz;
+		memcpy(cdai->buf, device->device_id, amt);
+		break;
+	case CDAI_TYPE_SERIAL_NUM:
+		if (cdai->flags & CDAI_FLAG_STORE)
+			return;
 		cdai->provsiz = device->serial_num_len;
 		if (device->serial_num_len == 0)
 			break;
@@ -1636,8 +1753,45 @@ ata_dev_advinfo(union ccb *start_ccb)
 			amt = cdai->bufsiz;
 		memcpy(cdai->buf, device->serial_num, amt);
 		break;
-	default:
+	case CDAI_TYPE_PHYS_PATH:
+		if (cdai->flags & CDAI_FLAG_STORE) {
+			if (device->physpath != NULL)
+				free(device->physpath, M_CAMXPT);
+			device->physpath_len = cdai->bufsiz;
+			/* Clear existing buffer if zero length */
+			if (cdai->bufsiz == 0)
+				break;
+			device->physpath = malloc(cdai->bufsiz, M_CAMXPT, M_NOWAIT);
+			if (device->physpath == NULL) {
+				start_ccb->ccb_h.status = CAM_REQ_ABORTED;
+				return;
+			}
+			memcpy(device->physpath, cdai->buf, cdai->bufsiz);
+		} else {
+			cdai->provsiz = device->physpath_len;
+			if (device->physpath_len == 0)
+				break;
+			amt = device->physpath_len;
+			if (cdai->provsiz > cdai->bufsiz)
+				amt = cdai->bufsiz;
+			memcpy(cdai->buf, device->physpath, amt);
+		}
 		break;
+	default:
+		return;
+	}
+	start_ccb->ccb_h.status = CAM_REQ_CMP;
+
+	if (cdai->flags & CDAI_FLAG_STORE) {
+		int owned;
+
+		owned = mtx_owned(start_ccb->ccb_h.path->bus->sim->mtx);
+		if (owned == 0)
+			mtx_lock(start_ccb->ccb_h.path->bus->sim->mtx);
+		xpt_async(AC_ADVINFO_CHANGED, start_ccb->ccb_h.path,
+			  (void *)(uintptr_t)cdai->buftype);
+		if (owned == 0)
+			mtx_unlock(start_ccb->ccb_h.path->bus->sim->mtx);
 	}
 }
 

Modified: stable/9/sys/cam/cam_ccb.h
==============================================================================
--- stable/9/sys/cam/cam_ccb.h	Sat Jun  9 03:34:34 2012	(r236777)
+++ stable/9/sys/cam/cam_ccb.h	Sat Jun  9 06:43:26 2012	(r236778)
@@ -242,6 +242,7 @@ typedef enum {
 	PROTO_ATA,	/* AT Attachment */
 	PROTO_ATAPI,	/* AT Attachment Packetized Interface */
 	PROTO_SATAPM,	/* SATA Port Multiplier */
+	PROTO_SEMB,	/* SATA Enclosure Management Bridge */
 } cam_proto;
 
 typedef enum {

Modified: stable/9/sys/cam/cam_xpt.c
==============================================================================
--- stable/9/sys/cam/cam_xpt.c	Sat Jun  9 03:34:34 2012	(r236777)
+++ stable/9/sys/cam/cam_xpt.c	Sat Jun  9 06:43:26 2012	(r236778)
@@ -1080,6 +1080,9 @@ xpt_announce_periph(struct cam_periph *p
 	else if (path->device->protocol == PROTO_ATA ||
 	    path->device->protocol == PROTO_SATAPM)
 		ata_print_ident(&path->device->ident_data);
+	else if (path->device->protocol == PROTO_SEMB)
+		semb_print_ident(
+		    (struct sep_identify_data *)&path->device->ident_data);
 	else
 		printf("Unknown protocol device\n");
 	if (bootverbose && path->device->serial_num_len > 0) {
@@ -4848,7 +4851,8 @@ xpt_finishconfig_task(void *context, int
 	 * attached.  For any devices like that, announce the
 	 * passthrough driver so the user will see something.
 	 */
-	xpt_for_all_devices(xptpassannouncefunc, NULL);
+	if (!bootverbose)
+		xpt_for_all_devices(xptpassannouncefunc, NULL);
 
 	/* Release our hook so that the boot can continue. */
 	config_intrhook_disestablish(xsoftc.xpt_config_hook);

Modified: stable/9/sys/cam/scsi/scsi_all.c
==============================================================================
--- stable/9/sys/cam/scsi/scsi_all.c	Sat Jun  9 03:34:34 2012	(r236777)
+++ stable/9/sys/cam/scsi/scsi_all.c	Sat Jun  9 06:43:26 2012	(r236778)
@@ -5740,6 +5740,66 @@ scsi_send_diagnostic(struct ccb_scsiio *
 		      timeout);
 }
 
+void
+scsi_read_buffer(struct ccb_scsiio *csio, u_int32_t retries,
+			void (*cbfcnp)(struct cam_periph *, union ccb*),
+			uint8_t tag_action, int mode,
+			uint8_t buffer_id, u_int32_t offset,
+			uint8_t *data_ptr, uint32_t allocation_length,
+			uint8_t sense_len, uint32_t timeout)
+{
+	struct scsi_read_buffer *scsi_cmd;
+
+	scsi_cmd = (struct scsi_read_buffer *)&csio->cdb_io.cdb_bytes;
+	memset(scsi_cmd, 0, sizeof(*scsi_cmd));
+	scsi_cmd->opcode = READ_BUFFER;
+	scsi_cmd->byte2 = mode;
+	scsi_cmd->buffer_id = buffer_id;
+	scsi_ulto3b(offset, scsi_cmd->offset);
+	scsi_ulto3b(allocation_length, scsi_cmd->length);
+
+	cam_fill_csio(csio,
+		      retries,
+		      cbfcnp,
+		      /*flags*/CAM_DIR_IN,
+		      tag_action,
+		      data_ptr,
+		      allocation_length,
+		      sense_len,
+		      sizeof(*scsi_cmd),
+		      timeout);
+}
+
+void
+scsi_write_buffer(struct ccb_scsiio *csio, u_int32_t retries,
+			void (*cbfcnp)(struct cam_periph *, union ccb *),
+			uint8_t tag_action, int mode,
+			uint8_t buffer_id, u_int32_t offset,
+			uint8_t *data_ptr, uint32_t param_list_length,
+			uint8_t sense_len, uint32_t timeout)
+{
+	struct scsi_write_buffer *scsi_cmd;
+
+	scsi_cmd = (struct scsi_write_buffer *)&csio->cdb_io.cdb_bytes;
+	memset(scsi_cmd, 0, sizeof(*scsi_cmd));
+	scsi_cmd->opcode = WRITE_BUFFER;
+	scsi_cmd->byte2 = mode;
+	scsi_cmd->buffer_id = buffer_id;
+	scsi_ulto3b(offset, scsi_cmd->offset);
+	scsi_ulto3b(param_list_length, scsi_cmd->length);
+
+	cam_fill_csio(csio,
+		      retries,
+		      cbfcnp,
+		      /*flags*/param_list_length ? CAM_DIR_OUT : CAM_DIR_NONE,
+		      tag_action,
+		      data_ptr,
+		      param_list_length,
+		      sense_len,
+		      sizeof(*scsi_cmd),
+		      timeout);
+}
+
 void 
 scsi_start_stop(struct ccb_scsiio *csio, u_int32_t retries,
 		void (*cbfcnp)(struct cam_periph *, union ccb *),

Modified: stable/9/sys/cam/scsi/scsi_all.h
==============================================================================
--- stable/9/sys/cam/scsi/scsi_all.h	Sat Jun  9 03:34:34 2012	(r236777)
+++ stable/9/sys/cam/scsi/scsi_all.h	Sat Jun  9 06:43:26 2012	(r236778)
@@ -1267,6 +1267,8 @@ struct scsi_vpd_id_descriptor
 #define	SCSI_PROTO_RDMA		0x04
 #define SCSI_PROTO_iSCSI	0x05
 #define	SCSI_PROTO_SAS		0x06
+#define	SCSI_PROTO_ADT		0x07
+#define	SCSI_PROTO_ATA		0x08
 #define	SVPD_ID_PROTO_SHIFT	4
 #define	SVPD_ID_CODESET_BINARY	0x01
 #define	SVPD_ID_CODESET_ASCII	0x02
@@ -1400,6 +1402,13 @@ struct scsi_service_action_in
 	uint8_t control;
 };
 
+struct scsi_diag_page {
+	uint8_t page_code;
+	uint8_t page_specific_flags;
+	uint8_t length[2];
+	uint8_t params[0];
+};
+
 struct scsi_read_capacity
 {
 	u_int8_t opcode;
@@ -2342,6 +2351,20 @@ void scsi_send_diagnostic(struct ccb_scs
 			  uint16_t param_list_length, uint8_t sense_len,
 			  uint32_t timeout);
 
+void scsi_read_buffer(struct ccb_scsiio *csio, u_int32_t retries,
+			void (*cbfcnp)(struct cam_periph *, union ccb*),
+			uint8_t tag_action, int mode,
+			uint8_t buffer_id, u_int32_t offset,
+			uint8_t *data_ptr, uint32_t allocation_length,
+			uint8_t sense_len, uint32_t timeout);
+
+void scsi_write_buffer(struct ccb_scsiio *csio, u_int32_t retries,
+			void (*cbfcnp)(struct cam_periph *, union ccb *),
+			uint8_t tag_action, int mode,
+			uint8_t buffer_id, u_int32_t offset,
+			uint8_t *data_ptr, uint32_t param_list_length,
+			uint8_t sense_len, uint32_t timeout);
+
 void scsi_read_write(struct ccb_scsiio *csio, u_int32_t retries,
 		     void (*cbfcnp)(struct cam_periph *, union ccb *),
 		     u_int8_t tag_action, int readop, u_int8_t byte2, 

Modified: stable/9/sys/sys/ata.h
==============================================================================
--- stable/9/sys/sys/ata.h	Sat Jun  9 03:34:34 2012	(r236777)
+++ stable/9/sys/sys/ata.h	Sat Jun  9 06:43:26 2012	(r236778)
@@ -318,6 +318,7 @@ struct ata_params {
 #define ATA_READ_VERIFY48               0x42
 #define ATA_READ_FPDMA_QUEUED           0x60    /* read DMA NCQ */
 #define ATA_WRITE_FPDMA_QUEUED          0x61    /* write DMA NCQ */
+#define ATA_SEP_ATTN                    0x67    /* SEP request */
 #define ATA_SEEK                        0x70    /* seek */
 #define ATA_PACKET_CMD                  0xa0    /* packet command */
 #define ATA_ATAPI_IDENTIFY              0xa1    /* get ATAPI params*/


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