diff --git a/src/drivers/net/3c509-eisa.c b/src/drivers/net/3c509-eisa.c
index a0cda042..33861769 100644
--- a/src/drivers/net/3c509-eisa.c
+++ b/src/drivers/net/3c509-eisa.c
@@ -13,26 +13,28 @@
  * The EISA probe function
  *
  */
-static int el3_eisa_probe ( struct dev *dev, struct eisa_device *eisa ) {
-	struct nic *nic = nic_device ( dev );
+static int el3_eisa_probe ( struct nic *nic, struct eisa_device *eisa ) {
 	
 	enable_eisa_device ( eisa );
-	nic->ioaddr = eisa->ioaddr;
-	nic->irqno = 0;
-	printf ( "3C5x9 board on EISA at %#hx - ", nic->ioaddr );
+	eisa_fill_nic ( nic, eisa );
 
 	/* Hand off to generic t5x9 probe routine */
 	return t5x9_probe ( nic, ISA_PROD_ID ( PROD_ID ), ISA_PROD_ID_MASK );
 }
 
+static void el3_eisa_disable ( struct nic *nic, struct eisa_device *eisa ) {
+	t5x9_disable ( nic );
+	disable_eisa_device ( eisa );
+}
+
 static struct eisa_id el3_eisa_adapters[] = {
 	{ "3Com 3c509 EtherLink III (EISA)", MFG_ID, PROD_ID },
 };
 
 static struct eisa_driver el3_eisa_driver =
-	EISA_DRIVER ( "3c509 (EISA)", el3_eisa_adapters );
+	EISA_DRIVER ( el3_eisa_adapters );
 
-BOOT_DRIVER ( "3c509 (EISA)", find_eisa_boot_device, el3_eisa_driver,
-	      el3_eisa_probe );
+DRIVER ( "3c509 (EISA)", nic_driver, eisa_driver, el3_eisa_driver,
+	 el3_eisa_probe, el3_eisa_disable );
 
 ISA_ROM ( "3c509-eisa","3c509 (EISA)" );
diff --git a/src/drivers/net/3c509.h b/src/drivers/net/3c509.h
index 1f29f1e5..dbc206b4 100644
--- a/src/drivers/net/3c509.h
+++ b/src/drivers/net/3c509.h
@@ -379,7 +379,7 @@
  */
 extern int t5x9_probe ( struct nic *nic,
 			uint16_t prod_id_check, uint16_t prod_id_mask );
-
+extern void t5x9_disable ( struct nic *nic );
 
 /*
  * Local variables:
diff --git a/src/drivers/net/3c515.c b/src/drivers/net/3c515.c
index 4e32ea7e..10157ad2 100644
--- a/src/drivers/net/3c515.c
+++ b/src/drivers/net/3c515.c
@@ -565,7 +565,8 @@ static void t515_transmit(struct nic *nic, const char *d,	/* Destination */
 /**************************************************************************
 DISABLE - Turn off ethernet interface
 ***************************************************************************/
-static void t515_disable ( struct nic *nic, struct isapnp_device *isapnp __unused ) {
+static void t515_disable ( struct nic *nic,
+			   struct isapnp_device *isapnp ) {
 
 	nic_disable ( nic );
 
@@ -586,12 +587,8 @@ static void t515_disable ( struct nic *nic, struct isapnp_device *isapnp __unuse
 
 
 	outw(SetIntrEnb | 0x0000, nic->ioaddr + EL3_CMD);
-#ifdef ISA_PNP
-	/*Deactivate */
-/*    ACTIVATE;
-    WRITE_DATA(0);
-    */
-#endif
+
+	deactivate_isapnp_device ( isapnp );
 	return;
 }
 
@@ -627,7 +624,7 @@ static int t515_probe ( struct nic *nic, struct isapnp_device *isapnp ) {
 
 	nic->ioaddr = isapnp->ioaddr;
 	nic->irqno = isapnp->irqno;
-	activate_isapnp_device ( isapnp, 1 );
+	activate_isapnp_device ( isapnp );
 
 	/* Check the resource configuration for a matching ioaddr. */
 	if ((unsigned)(inw(nic->ioaddr + 0x2002) & 0x1f0)
diff --git a/src/drivers/net/3c529.c b/src/drivers/net/3c529.c
index c8ad99b7..df5e57a0 100644
--- a/src/drivers/net/3c529.c
+++ b/src/drivers/net/3c529.c
@@ -20,19 +20,23 @@
  *
  */
 
-static int t529_probe ( struct dev *dev, struct mca_device *mca ) {
-	struct nic *nic = nic_device ( dev );
+static int t529_probe ( struct nic *nic, struct mca_device *mca ) {
 
 	/* Retrieve NIC parameters from MCA device parameters */
+	mca_fill_nic ( nic, mca );
 	nic->ioaddr = ( ( mca->pos[4] & 0xfc ) | 0x02 ) << 8;
 	nic->irqno = mca->pos[5] & 0x0f;
-	printf ( "%s board found on MCA at %#hx IRQ %d -",
-		 dev->name, nic->ioaddr, nic->irqno );
+	printf ( "3c529 board found on MCA at %#hx IRQ %d -",
+		 nic->ioaddr, nic->irqno );
 
 	/* Hand off to generic t5x9 probe routine */
 	return t5x9_probe ( nic, MCA_ID ( mca ), 0xffff );
 }
 
+static int t529_disable ( struct nic *nic, struct mca_device *mca __unused ) {
+	t5x9_disable ( nic );
+}
+
 static struct mca_id el3_mca_adapters[] = {
         { "3Com 3c529 EtherLink III (10base2)", 0x627c },
         { "3Com 3c529 EtherLink III (10baseT)", 0x627d },
@@ -42,8 +46,9 @@ static struct mca_id el3_mca_adapters[] = {
 };
 
 static struct mca_driver t529_driver
-	= MCA_DRIVER ( "3c529", el3_mca_adapters );
+	= MCA_DRIVER ( el3_mca_adapters );
 
-BOOT_DRIVER ( "3c529", find_mca_boot_device, t529_driver, t529_probe );
+DRIVER ( "3c529", nic_driver, mca_driver, t529_driver,
+	 t529_probe, t529_disable );
 
 ISA_ROM( "3c529", "3c529 == MCA 3c509" );
diff --git a/src/drivers/net/3c5x9.c b/src/drivers/net/3c5x9.c
index 414c385e..1e0fad80 100644
--- a/src/drivers/net/3c5x9.c
+++ b/src/drivers/net/3c5x9.c
@@ -35,7 +35,7 @@ static enum { none, bnc, utp } connector = none;	/* for 3C509 */
 /**************************************************************************
 ETH_RESET - Reset adapter
 ***************************************************************************/
-static void t509_disable ( struct nic *nic ) {
+void t5x9_disable ( struct nic *nic ) {
 	/* stop card */
 	outw(RX_DISABLE, nic->ioaddr + EP_COMMAND);
 	outw(RX_DISCARD_TOP_PACK, nic->ioaddr + EP_COMMAND);
@@ -120,7 +120,7 @@ static void t509_enable ( struct nic *nic ) {
 }
 
 static void t509_reset ( struct nic *nic ) {
-	t509_disable ( nic );
+	t5x9_disable ( nic );
 	t509_enable ( nic );
 }    
 
@@ -332,7 +332,6 @@ struct nic_operations t509_operations = {
 	.poll		= t509_poll,
 	.transmit	= t509_transmit,
 	.irq		= t509_irq,
-	.disable	= t509_disable,
 };
 
 /**************************************************************************