diff --git a/sys/arch/mac68k/dev/grf.c b/sys/arch/mac68k/dev/grf.c
index 5985a954110d..a4d3a045441a 100644
--- a/sys/arch/mac68k/dev/grf.c
+++ b/sys/arch/mac68k/dev/grf.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: grf.c,v 1.22 1995/07/01 23:40:38 briggs Exp $	*/
+/*	$NetBSD: grf.c,v 1.23 1995/07/02 00:30:25 briggs Exp $	*/
 
 /*
  * Copyright (c) 1988 University of Utah.
@@ -385,7 +385,7 @@ grfmap(dev, addrp, p)
 	    0);
 
 	/* Offset into page: */
-	*addrp += (unsigned long) gp->curr_mode.fbbase & 0xfff;
+	*addrp += (unsigned long) gp->curr_mode.fboff & 0xfff;
 
 	return (error);
 }
diff --git a/sys/arch/mac68k/dev/grf_iv.c b/sys/arch/mac68k/dev/grf_iv.c
index 41bcddc7f254..2595d6fdfc04 100644
--- a/sys/arch/mac68k/dev/grf_iv.c
+++ b/sys/arch/mac68k/dev/grf_iv.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: grf_iv.c,v 1.2 1995/06/21 02:48:00 briggs Exp $	*/
+/*	$NetBSD: grf_iv.c,v 1.3 1995/07/02 00:30:30 briggs Exp $	*/
 
 /*
  * Copyright (c) 1995 Allen Briggs.  All rights reserved.
@@ -93,6 +93,7 @@ grfiv_init(sc)
 	gm->vres = 80;		/* XXX Hack */
 	gm->fbsize = gm->width * gm->height;
 	gm->fbbase = (caddr_t) 0;
+	gm->fboff = 0;
 
 	return 1;
 }
diff --git a/sys/arch/mac68k/dev/grf_mv.c b/sys/arch/mac68k/dev/grf_mv.c
index 083275b80c24..af8c94520842 100644
--- a/sys/arch/mac68k/dev/grf_mv.c
+++ b/sys/arch/mac68k/dev/grf_mv.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: grf_mv.c,v 1.4 1995/06/30 05:21:33 briggs Exp $	*/
+/*	$NetBSD: grf_mv.c,v 1.5 1995/07/02 00:30:29 briggs Exp $	*/
 
 /*
  * Copyright (c) 1995 Allen Briggs.  All rights reserved.
@@ -177,6 +177,7 @@ grfmv_init(sc)
 
 	sc->curr_mode.mode_id = mode;
 	sc->curr_mode.fbbase = (caddr_t) (base + image.offset);
+	sc->curr_mode.fboff = image.offset;
 	sc->curr_mode.rowbytes = image.rowbytes;
 	sc->curr_mode.width = image.right - image.left;
 	sc->curr_mode.height = image.bottom - image.top;
diff --git a/sys/arch/mac68k/nubus/grf_nubus.c b/sys/arch/mac68k/nubus/grf_nubus.c
index 052a504f4748..52b9394b4116 100644
--- a/sys/arch/mac68k/nubus/grf_nubus.c
+++ b/sys/arch/mac68k/nubus/grf_nubus.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: grf_nubus.c,v 1.4 1995/06/30 05:21:33 briggs Exp $	*/
+/*	$NetBSD: grf_nubus.c,v 1.5 1995/07/02 00:30:29 briggs Exp $	*/
 
 /*
  * Copyright (c) 1995 Allen Briggs.  All rights reserved.
@@ -177,6 +177,7 @@ grfmv_init(sc)
 
 	sc->curr_mode.mode_id = mode;
 	sc->curr_mode.fbbase = (caddr_t) (base + image.offset);
+	sc->curr_mode.fboff = image.offset;
 	sc->curr_mode.rowbytes = image.rowbytes;
 	sc->curr_mode.width = image.right - image.left;
 	sc->curr_mode.height = image.bottom - image.top;
diff --git a/sys/arch/mac68k/obio/grf_obio.c b/sys/arch/mac68k/obio/grf_obio.c
index 4ac878311c35..c512ad02943b 100644
--- a/sys/arch/mac68k/obio/grf_obio.c
+++ b/sys/arch/mac68k/obio/grf_obio.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: grf_obio.c,v 1.2 1995/06/21 02:48:00 briggs Exp $	*/
+/*	$NetBSD: grf_obio.c,v 1.3 1995/07/02 00:30:30 briggs Exp $	*/
 
 /*
  * Copyright (c) 1995 Allen Briggs.  All rights reserved.
@@ -93,6 +93,7 @@ grfiv_init(sc)
 	gm->vres = 80;		/* XXX Hack */
 	gm->fbsize = gm->width * gm->height;
 	gm->fbbase = (caddr_t) 0;
+	gm->fboff = 0;
 
 	return 1;
 }