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Date:      Mon, 1 Feb 2010 14:27:06 GMT
From:      Alexander Motin <mav@FreeBSD.org>
To:        Perforce Change Reviews <perforce@freebsd.org>
Subject:   PERFORCE change 174090 for review
Message-ID:  <201002011427.o11ER6ej066251@repoman.freebsd.org>

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http://p4web.freebsd.org/chv.cgi?CH=174090

Change 174090 by mav@mav_mavtest on 2010/02/01 14:26:24

	Report ATAPI packet size to ATA/SATA SIMs.

Affected files ...

.. //depot/projects/scottl-camlock/src/sbin/camcontrol/camcontrol.c#36 edit
.. //depot/projects/scottl-camlock/src/sys/cam/ata/ata_xpt.c#75 edit
.. //depot/projects/scottl-camlock/src/sys/cam/cam_ccb.h#39 edit
.. //depot/projects/scottl-camlock/src/sys/dev/ahci/ahci.c#100 edit
.. //depot/projects/scottl-camlock/src/sys/dev/ahci/ahci.h#35 edit
.. //depot/projects/scottl-camlock/src/sys/dev/ata/ata-all.c#50 edit
.. //depot/projects/scottl-camlock/src/sys/dev/ata/ata-all.h#29 edit
.. //depot/projects/scottl-camlock/src/sys/dev/siis/siis.c#38 edit
.. //depot/projects/scottl-camlock/src/sys/dev/siis/siis.h#15 edit

Differences ...

==== //depot/projects/scottl-camlock/src/sbin/camcontrol/camcontrol.c#36 (text+ko) ====

@@ -1010,8 +1010,10 @@
 		printf(" (");
 		if (ata->valid & CTS_ATA_VALID_MODE)
 			printf("%s, ", ata_mode2string(ata->mode));
+		if ((ata->valid & CTS_ATA_VALID_ATAPI) && ata->atapi != 0)
+			printf("ATAPI %dbytes, ", ata->atapi);
 		if (ata->valid & CTS_ATA_VALID_BYTECOUNT)
-			printf("PIO size %dbytes", ata->bytecount);
+			printf("PIO %dbytes", ata->bytecount);
 		printf(")");
 	} else if (ccb->cts.transport == XPORT_SATA) {
 		struct ccb_trans_settings_sata *sata =
@@ -1022,8 +1024,10 @@
 			printf("SATA %d.x, ", sata->revision);
 		if (sata->valid & CTS_SATA_VALID_MODE)
 			printf("%s, ", ata_mode2string(sata->mode));
+		if ((sata->valid & CTS_SATA_VALID_ATAPI) && sata->atapi != 0)
+			printf("ATAPI %dbytes, ", sata->atapi);
 		if (sata->valid & CTS_SATA_VALID_BYTECOUNT)
-			printf("PIO size %dbytes", sata->bytecount);
+			printf("PIO %dbytes", sata->bytecount);
 		printf(")");
 	}
 

==== //depot/projects/scottl-camlock/src/sys/cam/ata/ata_xpt.c#75 (text+ko) ====

@@ -1334,7 +1334,20 @@
 	cts.protocol = path->device->protocol;
 	cts.protocol_version = path->device->protocol_version;
 	cts.proto_specific.valid = 0;
-	cts.xport_specific.valid = 0;
+	if (ident_buf) {
+		if (path->device->transport == XPORT_ATA) {
+			cts.xport_specific.ata.atapi = 
+			    ((ident_buf->config & ATA_PROTO_MASK) == ATA_PROTO_ATAPI_16) ? 16 :
+			    ((ident_buf->config & ATA_PROTO_MASK) == ATA_PROTO_ATAPI_12) ? 12 : 0;
+			cts.xport_specific.ata.valid = CTS_ATA_VALID_ATAPI;
+		} else {
+			cts.xport_specific.sata.atapi = 
+			    ((ident_buf->config & ATA_PROTO_MASK) == ATA_PROTO_ATAPI_16) ? 16 :
+			    ((ident_buf->config & ATA_PROTO_MASK) == ATA_PROTO_ATAPI_12) ? 12 : 0;
+			cts.xport_specific.sata.valid = CTS_SATA_VALID_ATAPI;
+		}
+	} else
+		cts.xport_specific.valid = 0;
 	xpt_action((union ccb *)&cts);
 }
 

==== //depot/projects/scottl-camlock/src/sys/cam/cam_ccb.h#39 (text+ko) ====

@@ -823,8 +823,10 @@
 	u_int     	valid;		/* Which fields to honor */
 #define	CTS_ATA_VALID_MODE		0x01
 #define	CTS_ATA_VALID_BYTECOUNT		0x02
+#define	CTS_ATA_VALID_ATAPI		0x20
 	int		mode;		/* Mode */
 	u_int 		bytecount;	/* Length of PIO transaction */
+	u_int 		atapi;		/* Length of ATAPI CDB */
 };
 
 struct ccb_trans_settings_sata {
@@ -834,11 +836,13 @@
 #define	CTS_SATA_VALID_REVISION		0x04
 #define	CTS_SATA_VALID_PM		0x08
 #define	CTS_SATA_VALID_TAGS		0x10
+#define	CTS_SATA_VALID_ATAPI		0x20
 	int		mode;		/* Legacy PATA mode */
 	u_int 		bytecount;	/* Length of PIO transaction */
 	int		revision;	/* SATA revision */
 	u_int 		pm_present;	/* PM is present (XPT->SIM) */
 	u_int 		tags;		/* Number of allowed tags */
+	u_int 		atapi;		/* Length of ATAPI CDB */
 };
 
 /* Get/Set transfer rate/width/disconnection/tag queueing settings */

==== //depot/projects/scottl-camlock/src/sys/dev/ahci/ahci.c#100 (text+ko) ====

@@ -2360,6 +2360,8 @@
 			d->tags = min(ch->numslots, cts->xport_specific.sata.tags);
 		if (cts->xport_specific.sata.valid & CTS_SATA_VALID_PM)
 			ch->pm_present = cts->xport_specific.sata.pm_present;
+		if (cts->xport_specific.sata.valid & CTS_SATA_VALID_ATAPI)
+			d->atapi = cts->xport_specific.sata.atapi;
 		ccb->ccb_h.status = CAM_REQ_CMP;
 		xpt_done(ccb);
 		break;
@@ -2403,6 +2405,8 @@
 		cts->xport_specific.sata.valid |= CTS_SATA_VALID_PM;
 		cts->xport_specific.sata.tags = d->tags;
 		cts->xport_specific.sata.valid |= CTS_SATA_VALID_TAGS;
+		cts->xport_specific.sata.atapi = d->atapi;
+		cts->xport_specific.sata.valid |= CTS_SATA_VALID_ATAPI;
 		ccb->ccb_h.status = CAM_REQ_CMP;
 		xpt_done(ccb);
 		break;

==== //depot/projects/scottl-camlock/src/sys/dev/ahci/ahci.h#35 (text+ko) ====

@@ -370,6 +370,7 @@
 	int			revision;
 	int			mode;
 	u_int			bytecount;
+	u_int			atapi;
 	u_int			tags;
 };
 

==== //depot/projects/scottl-camlock/src/sys/dev/ata/ata-all.c#50 (text+ko) ====

@@ -1348,6 +1348,8 @@
 		    ccb->csio.cdb_io.cdb_ptr : ccb->csio.cdb_io.cdb_bytes,
 		    request->u.atapi.ccb, ccb->csio.cdb_len);
 		request->flags |= ATA_R_ATAPI;
+		if (ch->curr[ccb->ccb_h.target_id].atapi == 16)
+			request->flags |= ATA_R_ATAPI16;
 		if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE &&
 		    ch->curr[ccb->ccb_h.target_id].mode >= ATA_DMA)
 			request->flags |= ATA_R_DMA;
@@ -1358,7 +1360,6 @@
 	}
 	request->transfersize = min(request->bytecount,
 	    ch->curr[ccb->ccb_h.target_id].bytecount);
-//	request->callback = ad_done;
 	request->retries = 0;
 	request->timeout = (ccb->ccb_h.timeout + 999) / 1000;
 	callout_init_mtx(&request->callout, &ch->state_mtx, CALLOUT_RETURNUNLOCKED);
@@ -1491,7 +1492,7 @@
 		if (ch->flags & ATA_SATA) {
 			if (cts->xport_specific.sata.valid & CTS_SATA_VALID_REVISION)
 				d->revision = cts->xport_specific.sata.revision;
-			if (cts->xport_specific.ata.valid & CTS_SATA_VALID_MODE) {
+			if (cts->xport_specific.sata.valid & CTS_SATA_VALID_MODE) {
 				if (cts->type == CTS_TYPE_CURRENT_SETTINGS) {
 					d->mode = ATA_SETMODE(ch->dev,
 					    ccb->ccb_h.target_id,
@@ -1499,8 +1500,10 @@
 				} else
 					d->mode = cts->xport_specific.sata.mode;
 			}
-			if (cts->xport_specific.ata.valid & CTS_SATA_VALID_BYTECOUNT)
+			if (cts->xport_specific.sata.valid & CTS_SATA_VALID_BYTECOUNT)
 				d->bytecount = min(8192, cts->xport_specific.sata.bytecount);
+			if (cts->xport_specific.sata.valid & CTS_SATA_VALID_ATAPI)
+				d->atapi = cts->xport_specific.sata.atapi;
 		} else {
 			if (cts->xport_specific.ata.valid & CTS_ATA_VALID_MODE) {
 				if (cts->type == CTS_TYPE_CURRENT_SETTINGS) {
@@ -1512,6 +1515,8 @@
 			}
 			if (cts->xport_specific.ata.valid & CTS_ATA_VALID_BYTECOUNT)
 				d->bytecount = cts->xport_specific.ata.bytecount;
+			if (cts->xport_specific.ata.valid & CTS_ATA_VALID_ATAPI)
+				d->atapi = cts->xport_specific.ata.atapi;
 		}
 		ccb->ccb_h.status = CAM_REQ_CMP;
 		xpt_done(ccb);
@@ -1541,6 +1546,8 @@
 			} else
 				cts->xport_specific.sata.revision = d->revision;
 			cts->xport_specific.sata.valid |= CTS_SATA_VALID_REVISION;
+			cts->xport_specific.sata.atapi = d->atapi;
+			cts->xport_specific.sata.valid |= CTS_SATA_VALID_ATAPI;
 		} else {
 			cts->transport = XPORT_ATA;
 			cts->transport_version = XPORT_VERSION_UNSPECIFIED;
@@ -1548,6 +1555,8 @@
 			cts->xport_specific.ata.valid |= CTS_ATA_VALID_MODE;
 			cts->xport_specific.ata.bytecount = d->bytecount;
 			cts->xport_specific.ata.valid |= CTS_ATA_VALID_BYTECOUNT;
+			cts->xport_specific.ata.atapi = d->atapi;
+			cts->xport_specific.ata.valid |= CTS_ATA_VALID_ATAPI;
 		}
 		ccb->ccb_h.status = CAM_REQ_CMP;
 		xpt_done(ccb);

==== //depot/projects/scottl-camlock/src/sys/dev/ata/ata-all.h#29 (text+ko) ====

@@ -539,6 +539,7 @@
 	u_int			revision;
 	int			mode;
 	u_int			bytecount;
+	u_int			atapi;
 };
 #endif
 

==== //depot/projects/scottl-camlock/src/sys/dev/siis/siis.c#38 (text+ko) ====

@@ -741,17 +741,15 @@
 		u_int32_t status = ATA_INL(ch->r_mem, SIIS_P_SSTS);
 		union ccb *ccb;
 
-		if (((status & ATA_SS_DET_MASK) == ATA_SS_DET_PHY_ONLINE) &&
-		    ((status & ATA_SS_SPD_MASK) != ATA_SS_SPD_NO_SPEED) &&
-		    ((status & ATA_SS_IPM_MASK) == ATA_SS_IPM_ACTIVE)) {
-			if (bootverbose)
+		if (bootverbose) {
+			if (((status & ATA_SS_DET_MASK) == ATA_SS_DET_PHY_ONLINE) &&
+			    ((status & ATA_SS_SPD_MASK) != ATA_SS_SPD_NO_SPEED) &&
+			    ((status & ATA_SS_IPM_MASK) == ATA_SS_IPM_ACTIVE)) {
 				device_printf(dev, "CONNECT requested\n");
-			siis_reset(dev);
-		} else {
-			if (bootverbose)
+			} else
 				device_printf(dev, "DISCONNECT requested\n");
-			ch->devices = 0;
 		}
+		siis_reset(dev);
 		if ((ccb = xpt_alloc_ccb_nowait()) == NULL)
 			return;
 		if (xpt_create_path(&ccb->ccb_h.path, NULL,
@@ -1661,6 +1659,8 @@
 			else
 				ATA_OUTL(ch->r_mem, SIIS_P_CTLCLR, SIIS_P_CTL_PME);
 		}
+		if (cts->xport_specific.sata.valid & CTS_SATA_VALID_TAGS)
+			d->atapi = cts->xport_specific.sata.atapi;
 		ccb->ccb_h.status = CAM_REQ_CMP;
 		xpt_done(ccb);
 		break;
@@ -1704,6 +1704,8 @@
 		cts->xport_specific.sata.valid |= CTS_SATA_VALID_PM;
 		cts->xport_specific.sata.tags = d->tags;
 		cts->xport_specific.sata.valid |= CTS_SATA_VALID_TAGS;
+		cts->xport_specific.sata.atapi = d->atapi;
+		cts->xport_specific.sata.valid |= CTS_SATA_VALID_ATAPI;
 		ccb->ccb_h.status = CAM_REQ_CMP;
 		xpt_done(ccb);
 		break;

==== //depot/projects/scottl-camlock/src/sys/dev/siis/siis.h#15 (text+ko) ====

@@ -356,6 +356,7 @@
 	int			revision;
 	int			mode;
 	u_int			bytecount;
+	u_int			atapi;
 	u_int			tags;
 };
 



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