--- sys/isa/sio.c
+++ sys/isa/sio.c
@@ -602,7 +602,6 @@
 	{ 0x95211415, "Oxford Semiconductor PCI Dual Port Serial", 0x10 },
 	{ 0x7101135e, "SeaLevel Ultra 530.PCI Single Port Serial", 0x18 },
 	{ 0x0000151f, "SmartLink 5634PCV SurfRider", 0x10 },
-	{ 0x98459710, "Netmos Nm9845 PCI Bridge with Dual UART", 0x10 },
 	{ 0x00000000, NULL, 0 }
 };
 
--- sys/pc98/pc98/sio.c
+++ sys/pc98/pc98/sio.c
@@ -978,7 +978,6 @@
 	{ 0x95211415, "Oxford Semiconductor PCI Dual Port Serial", 0x10 },
 	{ 0x7101135e, "SeaLevel Ultra 530.PCI Single Port Serial", 0x18 },
 	{ 0x0000151f, "SmartLink 5634PCV SurfRider", 0x10 },
-	{ 0x98459710, "Netmos Nm9845 PCI Bridge with Dual UART", 0x10 },
 	{ 0x00000000, NULL, 0 }
 };
 
--- share/man/man4/sio.4
+++ share/man/man4/sio.4
@@ -62,15 +62,6 @@
 .Cd "..."
 .Cd "device sio11 at isa? port 0x138 flags 0xb05 irq 12"
 .Pp
-For Netmos Nm9845 multiport cards with 6 ports:
-.Cd "options COM_MULTIPORT"
-.Cd "device sio4 at isa? port 0xb000 flags 0x901"
-.Cd "device sio5 at isa? port 0xb400 flags 0x901"
-.Cd "device sio6 at isa? port 0xb800 flags 0x901"
-.Cd "device sio7 at isa? port 0xbc00 flags 0x901"
-.Cd "device sio8 at isa? port 0xc000 flags 0x901"
-.Cd "device sio9 at isa? port 0xac00 flags 0x901 irq 12"
-.Pp
 For Hayes ESP cards:
 .Cd "options COM_ESP"
 .Cd "..."
--- sys/dev/puc/pucdata.c
+++ sys/dev/puc/pucdata.c
@@ -891,8 +891,9 @@
 	    },
 	},
 
-	/* NetMos 4S0P PCI: 4S, 0P */
-	{   "NetMos NM9845 Quad UART",
+	/* NetMos 2S PCI 9845 + 4S ISA 16C554 */
+	/* What if another hardware on ISA XXXX */
+	{   "NetMos NM9845 2 UART + 4S ISA 16C554",
 	    {	0x9710,	0x9845,	0,	0	},
 	    {	0xffff,	0xffff,	0,	0	},
 	    {
@@ -900,6 +901,8 @@
 		{ PUC_PORT_TYPE_COM, 0x14, 0x00, COM_FREQ },
 		{ PUC_PORT_TYPE_COM, 0x18, 0x00, COM_FREQ },
 		{ PUC_PORT_TYPE_COM, 0x1c, 0x00, COM_FREQ },
+		{ PUC_PORT_TYPE_COM, 0x20, 0x00, COM_FREQ },
+		{ PUC_PORT_TYPE_COM, 0x24, 0x00, COM_FREQ },
 	    },
 	},