SCSI_DATA_UIO is never used. Code which checks for it is either dead or

commented out, remove it. Unifdef TFS while there.

ok marco@ krw@

11 files changed, 197 insertions, 354 deletions

diff --git a/sys/dev/eisa/aha1742.c b/sys/dev/eisa/aha1742.c
index b0b1a690b6d..c9775e042a7 100644
--- a/sys/dev/eisa/aha1742.c
+++ b/sys/dev/eisa/aha1742.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: aha1742.c,v 1.26 2007/11/05 17:12:41 krw Exp $	*/
+/*	$OpenBSD: aha1742.c,v 1.27 2008/09/12 11:14:04 miod Exp $	*/
 /*	$NetBSD: aha1742.c,v 1.61 1996/05/12 23:40:01 mycroft Exp $	*/
 
 /*
@@ -953,9 +953,6 @@ ahb_scsi_cmd(xs)
 	int seg;		/* scatter gather seg being worked on */
 	u_long thiskv, thisphys, nextphys;
 	int bytes_this_seg, bytes_this_page, datalen, flags;
-#ifdef TFS
-	struct iovec *iovp;
-#endif
 	int s;
 
 	SC_DEBUG(sc_link, SDEV_DB2, ("ahb_scsi_cmd\n"));
@@ -1026,76 +1023,56 @@ ahb_scsi_cmd(xs)
 		ecb->data_addr = KVTOPHYS(ecb->ahb_dma);
 		sg = ecb->ahb_dma;
 		seg = 0;
-#ifdef	TFS
-		if (flags & SCSI_DATA_UIO) {
-			iovp = ((struct uio *) xs->data)->uio_iov;
-			datalen = ((struct uio *) xs->data)->uio_iovcnt;
-			xs->datalen = 0;
-			while (datalen && seg < AHB_NSEG) {
-				sg->seg_addr = (physaddr)iovp->iov_base;
-				sg->seg_len = iovp->iov_len;
-				xs->datalen += iovp->iov_len;
-				SC_DEBUGN(sc_link, SDEV_DB4, ("(0x%x@0x%x)",
-				    iovp->iov_len, iovp->iov_base));
-				sg++;
-				iovp++;
-				seg++;
-				datalen--;
-			}
-		}
-		else
-#endif /*TFS */
-		{
-			/*
-			 * Set up the scatter gather block
-			 */
-			SC_DEBUG(sc_link, SDEV_DB4,
-			    ("%d @0x%x:- ", xs->datalen, xs->data));
-			datalen = xs->datalen;
-			thiskv = (long) xs->data;
-			thisphys = KVTOPHYS(thiskv);
-
-			while (datalen && seg < AHB_NSEG) {
-				bytes_this_seg = 0;
-
-				/* put in the base address */
-				sg->seg_addr = thisphys;
-
-				SC_DEBUGN(sc_link, SDEV_DB4, ("0x%x", thisphys));
-
-				/* do it at least once */
-				nextphys = thisphys;
-				while (datalen && thisphys == nextphys) {
-					/*
-					 * This page is contiguous (physically)
-					 * with the last, just extend the
-					 * length
-					 */
-					/* how far to the end of the page */
-					nextphys = (thisphys & ~PGOFSET) + NBPG;
-					bytes_this_page = nextphys - thisphys;
-					/**** or the data ****/
-					bytes_this_page = min(bytes_this_page,
-							      datalen);
-					bytes_this_seg += bytes_this_page;
-					datalen -= bytes_this_page;
-
-					/* get more ready for the next page */
-					thiskv = (thiskv & ~PGOFSET) + NBPG;
-					if (datalen)
-						thisphys = KVTOPHYS(thiskv);
-				}
+
+		/*
+		 * Set up the scatter gather block
+		 */
+		SC_DEBUG(sc_link, SDEV_DB4,
+		    ("%d @0x%x:- ", xs->datalen, xs->data));
+		datalen = xs->datalen;
+		thiskv = (long) xs->data;
+		thisphys = KVTOPHYS(thiskv);
+
+		while (datalen && seg < AHB_NSEG) {
+			bytes_this_seg = 0;
+
+			/* put in the base address */
+			sg->seg_addr = thisphys;
+
+			SC_DEBUGN(sc_link, SDEV_DB4, ("0x%x", thisphys));
+
+			/* do it at least once */
+			nextphys = thisphys;
+			while (datalen && thisphys == nextphys) {
 				/*
-				 * next page isn't contiguous, finish the seg
+				 * This page is contiguous (physically)
+				 * with the last, just extend the
+				 * length
 				 */
-				SC_DEBUGN(sc_link, SDEV_DB4,
-				    ("(0x%x)", bytes_this_seg));
-				sg->seg_len = bytes_this_seg;
-				sg++;
-				seg++;
+				/* how far to the end of the page */
+				nextphys = (thisphys & ~PGOFSET) + NBPG;
+				bytes_this_page = nextphys - thisphys;
+				/**** or the data ****/
+				bytes_this_page = min(bytes_this_page,
+						      datalen);
+				bytes_this_seg += bytes_this_page;
+				datalen -= bytes_this_page;
+
+				/* get more ready for the next page */
+				thiskv = (thiskv & ~PGOFSET) + NBPG;
+				if (datalen)
+					thisphys = KVTOPHYS(thiskv);
 			}
+			/*
+			 * next page isn't contiguous, finish the seg
+			 */
+			SC_DEBUGN(sc_link, SDEV_DB4,
+			    ("(0x%x)", bytes_this_seg));
+			sg->seg_len = bytes_this_seg;
+			sg++;
+			seg++;
 		}
-		/*end of iov/kv decision */
+
 		ecb->data_length = seg * sizeof(struct ahb_dma_seg);
 		SC_DEBUGN(sc_link, SDEV_DB4, ("\n"));
 		if (datalen) {
diff --git a/sys/dev/ic/adv.c b/sys/dev/ic/adv.c
index ee5e537abe3..e7468436966 100644
--- a/sys/dev/ic/adv.c
+++ b/sys/dev/ic/adv.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: adv.c,v 1.19 2008/06/26 05:42:15 ray Exp $	*/
+/*	$OpenBSD: adv.c,v 1.20 2008/09/12 11:14:04 miod Exp $	*/
 /*	$NetBSD: adv.c,v 1.6 1998/10/28 20:39:45 dante Exp $	*/
 
 /*
@@ -743,18 +743,9 @@ adv_scsi_cmd(xs)
 		/*
                  * Map the DMA transfer.
                  */
-#ifdef TFS
-		if (flags & SCSI_DATA_UIO) {
-			error = bus_dmamap_load_uio(dmat,
-				  ccb->dmamap_xfer, (struct uio *) xs->data,
-						    (flags & SCSI_NOSLEEP) ? BUS_DMA_NOWAIT : BUS_DMA_WAITOK);
-		} else
-#endif				/* TFS */
-		{
-			error = bus_dmamap_load(dmat,
-			      ccb->dmamap_xfer, xs->data, xs->datalen, NULL,
-						(flags & SCSI_NOSLEEP) ? BUS_DMA_NOWAIT : BUS_DMA_WAITOK);
-		}
+		error = bus_dmamap_load(dmat,
+		      ccb->dmamap_xfer, xs->data, xs->datalen, NULL,
+					(flags & SCSI_NOSLEEP) ? BUS_DMA_NOWAIT : BUS_DMA_WAITOK);
 
 		if (error) {
 			if (error == EFBIG) {
diff --git a/sys/dev/ic/adw.c b/sys/dev/ic/adw.c
index 7175d024d54..0a4b998e285 100644
--- a/sys/dev/ic/adw.c
+++ b/sys/dev/ic/adw.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: adw.c,v 1.33 2008/06/26 05:42:15 ray Exp $ */
+/*	$OpenBSD: adw.c,v 1.34 2008/09/12 11:14:04 miod Exp $ */
 /* $NetBSD: adw.c,v 1.23 2000/05/27 18:24:50 dante Exp $	 */
 
 /*
@@ -816,20 +816,10 @@ adw_build_req(xs, ccb, flags)
 		/*
                  * Map the DMA transfer.
                  */
-#ifdef TFS
-		if (xs->flags & SCSI_DATA_UIO) {
-			error = bus_dmamap_load_uio(dmat,
-				ccb->dmamap_xfer, (struct uio *) xs->data,
-				(flags & SCSI_NOSLEEP) ?
-				BUS_DMA_NOWAIT : BUS_DMA_WAITOK);
-		} else
-#endif		/* TFS */
-		{
-			error = bus_dmamap_load(dmat,
-			      ccb->dmamap_xfer, xs->data, xs->datalen, NULL,
-				(flags & SCSI_NOSLEEP) ?
-				BUS_DMA_NOWAIT : BUS_DMA_WAITOK);
-		}
+		error = bus_dmamap_load(dmat,
+		      ccb->dmamap_xfer, xs->data, xs->datalen, NULL,
+			(flags & SCSI_NOSLEEP) ?
+			BUS_DMA_NOWAIT : BUS_DMA_WAITOK);
 
 		if (error) {
 			if (error == EFBIG) {
diff --git a/sys/dev/ic/bha.c b/sys/dev/ic/bha.c
index dda7190a81f..f69e88b38cc 100644
--- a/sys/dev/ic/bha.c
+++ b/sys/dev/ic/bha.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: bha.c,v 1.12 2008/06/26 05:42:15 ray Exp $	*/
+/*	$OpenBSD: bha.c,v 1.13 2008/09/12 11:14:04 miod Exp $	*/
 /*	$NetBSD: bha.c,v 1.27 1998/11/19 21:53:00 thorpej Exp $	*/
 
 #undef BHADEBUG
@@ -1430,20 +1430,10 @@ bha_scsi_cmd(xs)
 		/*
 		 * Map the DMA transfer.
 		 */
-#ifdef TFS
-		if (flags & SCSI_DATA_UIO) {
-			error = bus_dmamap_load_uio(dmat,
-			    ccb->dmamap_xfer, (struct uio *)xs->data,
-			    (flags & SCSI_NOSLEEP) ? BUS_DMA_NOWAIT :
-			    BUS_DMA_WAITOK);
-		} else
-#endif /* TFS */
-		{
-			error = bus_dmamap_load(dmat,
-			    ccb->dmamap_xfer, xs->data, xs->datalen, NULL,
-			    (flags & SCSI_NOSLEEP) ? BUS_DMA_NOWAIT :
-			    BUS_DMA_WAITOK);
-		}
+		error = bus_dmamap_load(dmat,
+		    ccb->dmamap_xfer, xs->data, xs->datalen, NULL,
+		    (flags & SCSI_NOSLEEP) ? BUS_DMA_NOWAIT :
+		    BUS_DMA_WAITOK);
 
 		if (error) {
 			if (error == EFBIG) {
diff --git a/sys/dev/ic/dpt.c b/sys/dev/ic/dpt.c
index c863ca47c57..9ec45f0827c 100644
--- a/sys/dev/ic/dpt.c
+++ b/sys/dev/ic/dpt.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: dpt.c,v 1.16 2008/07/30 18:08:04 miod Exp $	*/
+/*	$OpenBSD: dpt.c,v 1.17 2008/09/12 11:14:04 miod Exp $	*/
 /*	$NetBSD: dpt.c,v 1.12 1999/10/23 16:26:33 ad Exp $	*/
 
 /*-
@@ -1115,33 +1115,16 @@ dpt_scsi_cmd(xs)
 	    
 	if (xs->datalen) {
 		xfer = ccb->ccb_dmamap_xfer;
-#ifdef	TFS
 #ifdef __NetBSD__
-		if ((flags & XS_CTL_DATA_UIO) != 0) {
-			error = bus_dmamap_load_uio(dmat, xfer, 
-			    (struct uio *)xs->data, (flags & XS_CTL_NOSLEEP) ? 
-			    BUS_DMA_NOWAIT : BUS_DMA_WAITOK);
+		error = bus_dmamap_load(dmat, xfer, xs->data, 
+		    xs->datalen, NULL, (flags & XS_CTL_NOSLEEP) ? 
+		    BUS_DMA_NOWAIT : BUS_DMA_WAITOK);
 #endif /* __NetBSD__ */
 #ifdef __OpenBSD__
-		if ((xs->flags & SCSI_DATA_UIO) != 0) {
-			error = bus_dmamap_load_uio(dmat, xfer, 
-			    (xs->flags & SCSI_NOSLEEP) ?
-			    BUS_DMA_NOWAIT : BUS_DMA_WAITOK);
+		error = bus_dmamap_load(dmat, xfer, xs->data, 
+		    xs->datalen, NULL, (xs->flags & SCSI_NOSLEEP) ? 
+		    BUS_DMA_NOWAIT : BUS_DMA_WAITOK);
 #endif /* __OpenBSD__ */
-		} else
-#endif /*TFS */
-		{
-#ifdef __NetBSD__
-			error = bus_dmamap_load(dmat, xfer, xs->data, 
-			    xs->datalen, NULL, (flags & XS_CTL_NOSLEEP) ? 
-			    BUS_DMA_NOWAIT : BUS_DMA_WAITOK);
-#endif /* __NetBSD__ */
-#ifdef __OpenBSD__
-			error = bus_dmamap_load(dmat, xfer, xs->data, 
-			    xs->datalen, NULL, (xs->flags & SCSI_NOSLEEP) ? 
-			    BUS_DMA_NOWAIT : BUS_DMA_WAITOK);
-#endif /* __OpenBSD__ */
-		}
 
 		if (error) {
 			printf("%s: dpt_scsi_cmd: ", sc->sc_dv.dv_xname); 
diff --git a/sys/dev/ic/iha.c b/sys/dev/ic/iha.c
index d4873fd6cb1..4584ffddf14 100644
--- a/sys/dev/ic/iha.c
+++ b/sys/dev/ic/iha.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: iha.c,v 1.29 2007/12/29 03:04:19 dlg Exp $ */
+/*	$OpenBSD: iha.c,v 1.30 2008/09/12 11:14:04 miod Exp $ */
 /*-------------------------------------------------------------------------
  *
  * Device driver for the INI-9XXXU/UW or INIC-940/950  PCI SCSI Controller.
@@ -298,18 +298,10 @@ iha_scsi_cmd(xs)
 	pScb->SCB_BufCharsLeft = pScb->SCB_BufChars = xs->datalen;
 
 	if ((pScb->SCB_Flags & (SCSI_DATA_IN | SCSI_DATA_OUT)) != 0) {
-#ifdef TFS
-		if (pScb->SCB_Flags & SCSI_DATA_UIO)
-			error = bus_dmamap_load_uio(sc->sc_dmat,
-			    pScb->SCB_DataDma, (struct uio *)xs->data,
-			    (pScb->SCB_Flags & SCSI_NOSLEEP) ?
-			    BUS_DMA_NOWAIT : BUS_DMA_WAITOK);
-		else
-#endif /* TFS */
-			error = bus_dmamap_load(sc->sc_dmat, pScb->SCB_DataDma,
-			    xs->data, pScb->SCB_BufChars, NULL,
-			    (pScb->SCB_Flags & SCSI_NOSLEEP) ?
-			    BUS_DMA_NOWAIT : BUS_DMA_WAITOK);
+		error = bus_dmamap_load(sc->sc_dmat, pScb->SCB_DataDma,
+		    xs->data, pScb->SCB_BufChars, NULL,
+		    (pScb->SCB_Flags & SCSI_NOSLEEP) ?
+		    BUS_DMA_NOWAIT : BUS_DMA_WAITOK);
 
 		if (error) {
 			sc_print_addr(xs->sc_link);
diff --git a/sys/dev/ic/ncr5380sbc.c b/sys/dev/ic/ncr5380sbc.c
index 66ec5b0b6c3..8577d1b42dc 100644
--- a/sys/dev/ic/ncr5380sbc.c
+++ b/sys/dev/ic/ncr5380sbc.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: ncr5380sbc.c,v 1.19 2006/12/10 16:15:37 miod Exp $	*/
+/*	$OpenBSD: ncr5380sbc.c,v 1.20 2008/09/12 11:14:04 miod Exp $	*/
 /*	$NetBSD: ncr5380sbc.c,v 1.13 1996/10/13 01:37:25 christos Exp $	*/
 
 /*
@@ -607,9 +607,6 @@ ncr5380_scsi_cmd(xs)
 	if (sc->sc_flags & NCR5380_FORCE_POLLING)
 		flags |= SCSI_POLL;
 
-	if (flags & SCSI_DATA_UIO)
-		panic("ncr5380: scsi data uio requested");
-
 	s = splbio();
 
 	if (flags & SCSI_POLL) {
diff --git a/sys/dev/ic/osiop.c b/sys/dev/ic/osiop.c
index a5af4c8e1d0..ce6615d2d27 100644
--- a/sys/dev/ic/osiop.c
+++ b/sys/dev/ic/osiop.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: osiop.c,v 1.33 2008/05/27 21:08:48 kettenis Exp $	*/
+/*	$OpenBSD: osiop.c,v 1.34 2008/09/12 11:14:04 miod Exp $	*/
 /*	$NetBSD: osiop.c,v 1.9 2002/04/05 18:27:54 bouyer Exp $	*/
 
 /*
@@ -378,10 +378,6 @@ osiop_scsicmd(xs)
 	int err, s;
 
 	/* XXXX ?? */
-	if (xs->flags & SCSI_DATA_UIO)
-		panic("osiop: scsi data uio requested");
-
-	/* XXXX ?? */
 	if (sc->sc_nexus && (xs->flags & SCSI_POLL))
 #if 0
 		panic("osiop_scsicmd: busy");
diff --git a/sys/dev/ic/uha.c b/sys/dev/ic/uha.c
index 600203ee182..84cbda43bc1 100644
--- a/sys/dev/ic/uha.c
+++ b/sys/dev/ic/uha.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: uha.c,v 1.9 2006/11/28 23:59:45 dlg Exp $	*/
+/*	$OpenBSD: uha.c,v 1.10 2008/09/12 11:14:04 miod Exp $	*/
 /*	$NetBSD: uha.c,v 1.3 1996/10/13 01:37:29 christos Exp $	*/
 
 #undef UHADEBUG
@@ -405,76 +405,56 @@ uha_scsi_cmd(xs)
 	if (xs->datalen) {
 		sg = mscp->uha_dma;
 		seg = 0;
-#ifdef	TFS
-		if (flags & SCSI_DATA_UIO) {
-			struct iovec *iovp;
-			iovp = ((struct uio *) xs->data)->uio_iov;
-			datalen = ((struct uio *) xs->data)->uio_iovcnt;
-			xs->datalen = 0;
-			while (datalen && seg < UHA_NSEG) {
-				sg->seg_addr = (physaddr)iovp->iov_base;
-				sg->seg_len = iovp->iov_len;
-				xs->datalen += iovp->iov_len;
-				SC_DEBUGN(sc_link, SDEV_DB4, ("(0x%x@0x%x)",
-				    iovp->iov_len, iovp->iov_base));
-				sg++;
-				iovp++;
-				seg++;
-				datalen--;
-			}
-		} else
-#endif /*TFS */
-		{
-			/*
-			 * Set up the scatter gather block
-			 */
-			SC_DEBUG(sc_link, SDEV_DB4,
-			    ("%d @0x%x:- ", xs->datalen, xs->data));
-			datalen = xs->datalen;
-			thiskv = (int) xs->data;
-			thisphys = KVTOPHYS(thiskv);
-
-			while (datalen && seg < UHA_NSEG) {
-				bytes_this_seg = 0;
-
-				/* put in the base address */
-				sg->seg_addr = thisphys;
-
-				SC_DEBUGN(sc_link, SDEV_DB4, ("0x%x", thisphys));
-
-				/* do it at least once */
-				nextphys = thisphys;
-				while (datalen && thisphys == nextphys) {
-					/*
-					 * This page is contiguous (physically)
-					 * with the last, just extend the
-					 * length
-					 */
-					/* how far to the end of the page */
-					nextphys = (thisphys & ~PGOFSET) + NBPG;
-					bytes_this_page = nextphys - thisphys;
-					/**** or the data ****/
-					bytes_this_page = min(bytes_this_page,
-							      datalen);
-					bytes_this_seg += bytes_this_page;
-					datalen -= bytes_this_page;
-
-					/* get more ready for the next page */
-					thiskv = (thiskv & ~PGOFSET) + NBPG;
-					if (datalen)
-						thisphys = KVTOPHYS(thiskv);
-				}
+
+		/*
+		 * Set up the scatter gather block
+		 */
+		SC_DEBUG(sc_link, SDEV_DB4,
+		    ("%d @0x%x:- ", xs->datalen, xs->data));
+		datalen = xs->datalen;
+		thiskv = (int) xs->data;
+		thisphys = KVTOPHYS(thiskv);
+
+		while (datalen && seg < UHA_NSEG) {
+			bytes_this_seg = 0;
+
+			/* put in the base address */
+			sg->seg_addr = thisphys;
+
+			SC_DEBUGN(sc_link, SDEV_DB4, ("0x%x", thisphys));
+
+			/* do it at least once */
+			nextphys = thisphys;
+			while (datalen && thisphys == nextphys) {
 				/*
-				 * next page isn't contiguous, finish the seg
+				 * This page is contiguous (physically)
+				 * with the last, just extend the
+				 * length
 				 */
-				SC_DEBUGN(sc_link, SDEV_DB4,
-				    ("(0x%x)", bytes_this_seg));
-				sg->seg_len = bytes_this_seg;
-				sg++;
-				seg++;
+				/* how far to the end of the page */
+				nextphys = (thisphys & ~PGOFSET) + NBPG;
+				bytes_this_page = nextphys - thisphys;
+				/**** or the data ****/
+				bytes_this_page = min(bytes_this_page,
+						      datalen);
+				bytes_this_seg += bytes_this_page;
+				datalen -= bytes_this_page;
+
+				/* get more ready for the next page */
+				thiskv = (thiskv & ~PGOFSET) + NBPG;
+				if (datalen)
+					thisphys = KVTOPHYS(thiskv);
 			}
+			/*
+			 * next page isn't contiguous, finish the seg
+			 */
+			SC_DEBUGN(sc_link, SDEV_DB4,
+			    ("(0x%x)", bytes_this_seg));
+			sg->seg_len = bytes_this_seg;
+			sg++;
+			seg++;
 		}
-		/* end of iov/kv decision */
+
 		SC_DEBUGN(sc_link, SDEV_DB4, ("\n"));
 		if (datalen) {
 			/*
diff --git a/sys/dev/isa/aha.c b/sys/dev/isa/aha.c
index 06ae3f935bf..d4b8cb799cb 100644
--- a/sys/dev/isa/aha.c
+++ b/sys/dev/isa/aha.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: aha.c,v 1.58 2007/10/09 17:06:18 gilles Exp $	*/
+/*	$OpenBSD: aha.c,v 1.59 2008/09/12 11:14:04 miod Exp $	*/
 /*	$NetBSD: aha.c,v 1.11 1996/05/12 23:51:23 mycroft Exp $	*/
 
 #undef AHADIAG
@@ -1261,10 +1261,6 @@ aha_scsi_cmd(xs)
 	struct aha_ccb *ccb;
 	struct aha_scat_gath *sg;
 	int seg, flags;
-#ifdef	TFS
-	struct iovec *iovp;
-	int datalen;
-#endif
 	int s;
 
 	SC_DEBUG(sc_link, SDEV_DB2, ("aha_scsi_cmd\n"));
@@ -1297,40 +1293,21 @@ aha_scsi_cmd(xs)
 	if (xs->datalen) {
 		sg = ccb->scat_gath;
 		seg = 0;
-#ifdef	TFS
-		if (flags & SCSI_DATA_UIO) {
-			iovp = ((struct uio *)xs->data)->uio_iov;
-			datalen = ((struct uio *)xs->data)->uio_iovcnt;
-			xs->datalen = 0;
-			while (datalen && seg < AHA_NSEG) {
-				ltophys(iovp->iov_base, sg->seg_addr);
-				ltophys(iovp->iov_len, sg->seg_len);
-				xs->datalen += iovp->iov_len;
-				SC_DEBUGN(sc_link, SDEV_DB4, ("UIO(0x%x@0x%x)",
-				    iovp->iov_len, iovp->iov_base));
-				sg++;
-				iovp++;
-				seg++;
-				datalen--;
-			}
-		} else
-#endif /* TFS */
-		{
-			/*
-			 * Set up the scatter-gather block.
-			 */
-			if (bus_dmamap_load(sc->sc_dmat, ccb->dmam, xs->data,
-			    xs->datalen, NULL, BUS_DMA_NOWAIT) != 0) {
-				aha_free_ccb(sc, ccb);
-				xs->error = XS_DRIVER_STUFFUP;
-				return (TRY_AGAIN_LATER);
-			}
-			for (seg = 0; seg < ccb->dmam->dm_nsegs; seg++) {
-				ltophys(ccb->dmam->dm_segs[seg].ds_addr,
-				    sg[seg].seg_addr);
-				ltophys(ccb->dmam->dm_segs[seg].ds_len,
-				    sg[seg].seg_len);
-			}
+
+		/*
+		 * Set up the scatter-gather block.
+		 */
+		if (bus_dmamap_load(sc->sc_dmat, ccb->dmam, xs->data,
+		    xs->datalen, NULL, BUS_DMA_NOWAIT) != 0) {
+			aha_free_ccb(sc, ccb);
+			xs->error = XS_DRIVER_STUFFUP;
+			return (TRY_AGAIN_LATER);
+		}
+		for (seg = 0; seg < ccb->dmam->dm_nsegs; seg++) {
+			ltophys(ccb->dmam->dm_segs[seg].ds_addr,
+			    sg[seg].seg_addr);
+			ltophys(ccb->dmam->dm_segs[seg].ds_len,
+			    sg[seg].seg_len);
 		}
 		if (flags & SCSI_DATA_OUT)
 			bus_dmamap_sync(sc->sc_dmat, ccb->dmam, 0,
diff --git a/sys/dev/isa/wds.c b/sys/dev/isa/wds.c
index 1ec6603b487..09c695991f2 100644
--- a/sys/dev/isa/wds.c
+++ b/sys/dev/isa/wds.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: wds.c,v 1.24 2007/11/05 17:12:41 krw Exp $	*/
+/*	$OpenBSD: wds.c,v 1.25 2008/09/12 11:14:04 miod Exp $	*/
 /*	$NetBSD: wds.c,v 1.13 1996/11/03 16:20:31 mycroft Exp $	*/
 
 #undef	WDSDIAG
@@ -1056,9 +1056,6 @@ wds_scsi_cmd(xs)
 	int seg;
 	u_long thiskv, thisphys, nextphys;
 	int bytes_this_seg, bytes_this_page, datalen, flags;
-#ifdef TFS
-	struct iovec *iovp;
-#endif
 	int s;
 #ifdef notyet
 	int mflags;
@@ -1084,14 +1081,6 @@ wds_scsi_cmd(xs)
 	scb->xs = xs;
 	scb->timeout = xs->timeout;
 
-	if (xs->flags & SCSI_DATA_UIO) {
-		/* XXX Fix me! */
-		/* Let's not worry about UIO. There isn't any code for the *
-		 * non-SG boards anyway! */
-		printf("%s: UIO is untested and disabled!\n", sc->sc_dev.dv_xname);
-		goto bad;
-	}
-
 	/* Zero out the command structure. */
 	bzero(&scb->cmd, sizeof scb->cmd);
 	bcopy(xs->cmd, &scb->cmd.scb, xs->cmdlen < 12 ? xs->cmdlen : 12);
@@ -1107,94 +1096,75 @@ wds_scsi_cmd(xs)
 	if (!NEEDBUFFER(sc) && xs->datalen) {
 		sg = scb->scat_gath;
 		seg = 0;
-#ifdef TFS
-		if (flags & SCSI_DATA_UIO) {
-			iovp = ((struct uio *)xs->data)->uio_iov;
-			datalen = ((struct uio *)xs->data)->uio_iovcnt;
-			xs->datalen = 0;
-			while (datalen && seg < WDS_NSEG) {
-				ltophys(iovp->iov_base, sg->seg_addr);
-				ltophys(iovp->iov_len, sg->seg_len);
-				xs->datalen += iovp->iov_len;
-				SC_DEBUGN(sc_link, SDEV_DB4, ("UIO(0x%x@0x%x)",
-				    iovp->iov_len, iovp->iov_base));
-				sg++;
-				iovp++;
-				seg++;
-				datalen--;
-			}
-		} else
-#endif /* TFS */
-		{
-			/*
-			 * Set up the scatter-gather block.
-			 */
-			SC_DEBUG(sc_link, SDEV_DB4,
-			    ("%d @0x%x:- ", xs->datalen, xs->data));
+
+		/*
+		 * Set up the scatter-gather block.
+		 */
+		SC_DEBUG(sc_link, SDEV_DB4,
+		    ("%d @0x%x:- ", xs->datalen, xs->data));
 
 #ifdef notyet
-			scb->data_nseg = isadma_map(xs->data, xs->datalen,
-						    scb->data_phys, mflags);
-			for (seg = 0; seg < scb->data_nseg; seg++) {
-				ltophys(scb->data_phys[seg].addr,
-				       sg[seg].seg_addr);
-				ltophys(scb->data_phys[seg].length,
-				       sg[seg].seg_len);
-			}
+		scb->data_nseg = isadma_map(xs->data, xs->datalen,
+					    scb->data_phys, mflags);
+		for (seg = 0; seg < scb->data_nseg; seg++) {
+			ltophys(scb->data_phys[seg].addr,
+			       sg[seg].seg_addr);
+			ltophys(scb->data_phys[seg].length,
+			       sg[seg].seg_len);
+		}
 #else
-			datalen = xs->datalen;
-			thiskv = (int)xs->data;
-			thisphys = KVTOPHYS(xs->data);
+		datalen = xs->datalen;
+		thiskv = (int)xs->data;
+		thisphys = KVTOPHYS(xs->data);
 
-			while (datalen && seg < WDS_NSEG) {
-				bytes_this_seg = 0;
+		while (datalen && seg < WDS_NSEG) {
+			bytes_this_seg = 0;
 
-				/* put in the base address */
-				ltophys(thisphys, sg->seg_addr);
+			/* put in the base address */
+			ltophys(thisphys, sg->seg_addr);
 
-				SC_DEBUGN(sc_link, SDEV_DB4, ("0x%x", thisphys));
+			SC_DEBUGN(sc_link, SDEV_DB4, ("0x%x", thisphys));
 
-				/* do it at least once */
-				nextphys = thisphys;
-				while (datalen && thisphys == nextphys) {
-					/*
-					 * This page is contiguous (physically)
-					 * with the last, just extend the
-					 * length
-					 */
-					/* check it fits on the ISA bus */
-					if (thisphys > 0xFFFFFF) {
-						printf("%s: DMA beyond"
-							" end of ISA\n",
-							sc->sc_dev.dv_xname);
-						goto bad;
-					}
-					/* how far to the end of the page */
-					nextphys = (thisphys & ~PGOFSET) + NBPG;
-					bytes_this_page = nextphys - thisphys;
-					/**** or the data ****/
-					bytes_this_page = min(bytes_this_page,
-							      datalen);
-					bytes_this_seg += bytes_this_page;
-					datalen -= bytes_this_page;
-
-					/* get more ready for the next page */
-					thiskv = (thiskv & ~PGOFSET) + NBPG;
-					if (datalen)
-						thisphys = KVTOPHYS(thiskv);
-				}
+			/* do it at least once */
+			nextphys = thisphys;
+			while (datalen && thisphys == nextphys) {
 				/*
-				 * next page isn't contiguous, finish the seg
+				 * This page is contiguous (physically)
+				 * with the last, just extend the
+				 * length
 				 */
-				SC_DEBUGN(sc_link, SDEV_DB4,
-				    ("(0x%x)", bytes_this_seg));
-				ltophys(bytes_this_seg, sg->seg_len);
-				sg++;
-				seg++;
-#endif
+				/* check it fits on the ISA bus */
+				if (thisphys > 0xFFFFFF) {
+					printf("%s: DMA beyond"
+						" end of ISA\n",
+						sc->sc_dev.dv_xname);
+					goto bad;
+				}
+				/* how far to the end of the page */
+				nextphys = (thisphys & ~PGOFSET) + NBPG;
+				bytes_this_page = nextphys - thisphys;
+				/**** or the data ****/
+				bytes_this_page = min(bytes_this_page,
+						      datalen);
+				bytes_this_seg += bytes_this_page;
+				datalen -= bytes_this_page;
+
+				/* get more ready for the next page */
+				thiskv = (thiskv & ~PGOFSET) + NBPG;
+				if (datalen)
+					thisphys = KVTOPHYS(thiskv);
 			}
+			/*
+			 * next page isn't contiguous, finish the seg
+			 */
+			SC_DEBUGN(sc_link, SDEV_DB4,
+			    ("(0x%x)", bytes_this_seg));
+			ltophys(bytes_this_seg, sg->seg_len);
+			sg++;
+			seg++;
+#endif
 		}
-		/* end of iov/kv decision */
+
 		SC_DEBUGN(sc_link, SDEV_DB4, ("\n"));
 		if (datalen) {
 			/*