diff --git a/sys/conf/NOTES b/sys/conf/NOTES
index 74166caf736..f09d3fbb730 100644
--- a/sys/conf/NOTES
+++ b/sys/conf/NOTES
@@ -2,7 +2,7 @@
 # LINT -- config file for checking all the sources, tries to pull in
 #	as much of the source tree as it can.
 #
-#	$Id: LINT,v 1.565 1999/03/10 14:47:41 yokota Exp $
+#	$Id: LINT,v 1.566 1999/03/13 06:32:06 grog Exp $
 #
 # NB: You probably don't want to try running a kernel built from this
 # file.  Instead, you should start from GENERIC, and add options from
@@ -1474,6 +1474,7 @@ device		joy0	at isa? port IO_GAME
 device		cy0	at isa? tty irq 10 iomem 0xd4000 iosiz 0x2000
 options		CY_PCI_FASTINTR		# Use with cy_pci unless irq is shared
 device		dgb0	at isa? port 0x220 iomem 0xfc000 iosiz ? tty
+options		"NDGBPORTS=16"		# Defaults to 16*NDGB
 device		dgm0	at isa? port 0x104 iomem 0xd0000 iosiz ? tty
 device		labpc0	at isa? port 0x260 tty irq 5
 device          rc0     at isa? port 0x220 tty irq 12
diff --git a/sys/conf/options.i386 b/sys/conf/options.i386
index ee6cf78417b..840fa55bb35 100644
--- a/sys/conf/options.i386
+++ b/sys/conf/options.i386
@@ -1,4 +1,4 @@
-#	$Id: options.i386,v 1.108 1999/03/10 10:11:42 julian Exp $
+#	$Id: options.i386,v 1.109 1999/03/10 10:36:30 yokota Exp $
 
 DISABLE_PSE
 IDE_DELAY
@@ -179,6 +179,11 @@ IPR_VJ			opt_i4b.h
 OLTR_NO_TMS_MAC		opt_oltr.h
 OLTR_NO_HAWKEYE_MAC	opt_oltr.h
 OLTR_NO_BULLSEYE_MAC	opt_oltr.h
+
+# Total number of ports controlled by the dgb(4) driver.
+# Defaults to NDGB*16.
+NDGBPORTS		opt_dgb.h
+
 # -------------------------------
 # EOF
 # -------------------------------
diff --git a/sys/dev/dgb/dgb.c b/sys/dev/dgb/dgb.c
index 14211bc7b7a..1fa9832dc6d 100644
--- a/sys/dev/dgb/dgb.c
+++ b/sys/dev/dgb/dgb.c
@@ -1,5 +1,5 @@
 /*-
- *  dgb.c $Id: dgb.c,v 1.41 1998/12/07 21:58:17 archie Exp $
+ *  dgb.c $Id: dgb.c,v 1.42 1999/01/30 12:17:32 phk Exp $
  *
  *  Digiboard driver.
  *
@@ -29,6 +29,7 @@
 
 #include "opt_compat.h"
 #include "opt_devfs.h"
+#include "opt_dgb.h"
 
 #include "dgb.h"
 
diff --git a/sys/gnu/i386/isa/dgb.c b/sys/gnu/i386/isa/dgb.c
index 14211bc7b7a..1fa9832dc6d 100644
--- a/sys/gnu/i386/isa/dgb.c
+++ b/sys/gnu/i386/isa/dgb.c
@@ -1,5 +1,5 @@
 /*-
- *  dgb.c $Id: dgb.c,v 1.41 1998/12/07 21:58:17 archie Exp $
+ *  dgb.c $Id: dgb.c,v 1.42 1999/01/30 12:17:32 phk Exp $
  *
  *  Digiboard driver.
  *
@@ -29,6 +29,7 @@
 
 #include "opt_compat.h"
 #include "opt_devfs.h"
+#include "opt_dgb.h"
 
 #include "dgb.h"
 
diff --git a/sys/i386/conf/LINT b/sys/i386/conf/LINT
index 74166caf736..f09d3fbb730 100644
--- a/sys/i386/conf/LINT
+++ b/sys/i386/conf/LINT
@@ -2,7 +2,7 @@
 # LINT -- config file for checking all the sources, tries to pull in
 #	as much of the source tree as it can.
 #
-#	$Id: LINT,v 1.565 1999/03/10 14:47:41 yokota Exp $
+#	$Id: LINT,v 1.566 1999/03/13 06:32:06 grog Exp $
 #
 # NB: You probably don't want to try running a kernel built from this
 # file.  Instead, you should start from GENERIC, and add options from
@@ -1474,6 +1474,7 @@ device		joy0	at isa? port IO_GAME
 device		cy0	at isa? tty irq 10 iomem 0xd4000 iosiz 0x2000
 options		CY_PCI_FASTINTR		# Use with cy_pci unless irq is shared
 device		dgb0	at isa? port 0x220 iomem 0xfc000 iosiz ? tty
+options		"NDGBPORTS=16"		# Defaults to 16*NDGB
 device		dgm0	at isa? port 0x104 iomem 0xd0000 iosiz ? tty
 device		labpc0	at isa? port 0x260 tty irq 5
 device          rc0     at isa? port 0x220 tty irq 12
diff --git a/sys/i386/conf/NOTES b/sys/i386/conf/NOTES
index 74166caf736..f09d3fbb730 100644
--- a/sys/i386/conf/NOTES
+++ b/sys/i386/conf/NOTES
@@ -2,7 +2,7 @@
 # LINT -- config file for checking all the sources, tries to pull in
 #	as much of the source tree as it can.
 #
-#	$Id: LINT,v 1.565 1999/03/10 14:47:41 yokota Exp $
+#	$Id: LINT,v 1.566 1999/03/13 06:32:06 grog Exp $
 #
 # NB: You probably don't want to try running a kernel built from this
 # file.  Instead, you should start from GENERIC, and add options from
@@ -1474,6 +1474,7 @@ device		joy0	at isa? port IO_GAME
 device		cy0	at isa? tty irq 10 iomem 0xd4000 iosiz 0x2000
 options		CY_PCI_FASTINTR		# Use with cy_pci unless irq is shared
 device		dgb0	at isa? port 0x220 iomem 0xfc000 iosiz ? tty
+options		"NDGBPORTS=16"		# Defaults to 16*NDGB
 device		dgm0	at isa? port 0x104 iomem 0xd0000 iosiz ? tty
 device		labpc0	at isa? port 0x260 tty irq 5
 device          rc0     at isa? port 0x220 tty irq 12
diff --git a/sys/i386/conf/options.i386 b/sys/i386/conf/options.i386
index ee6cf78417b..840fa55bb35 100644
--- a/sys/i386/conf/options.i386
+++ b/sys/i386/conf/options.i386
@@ -1,4 +1,4 @@
-#	$Id: options.i386,v 1.108 1999/03/10 10:11:42 julian Exp $
+#	$Id: options.i386,v 1.109 1999/03/10 10:36:30 yokota Exp $
 
 DISABLE_PSE
 IDE_DELAY
@@ -179,6 +179,11 @@ IPR_VJ			opt_i4b.h
 OLTR_NO_TMS_MAC		opt_oltr.h
 OLTR_NO_HAWKEYE_MAC	opt_oltr.h
 OLTR_NO_BULLSEYE_MAC	opt_oltr.h
+
+# Total number of ports controlled by the dgb(4) driver.
+# Defaults to NDGB*16.
+NDGBPORTS		opt_dgb.h
+
 # -------------------------------
 # EOF
 # -------------------------------