4 files changed, 10 insertions, 57 deletions
diff --git a/src/drivers/bus/isapnp.c b/src/drivers/bus/isapnp.c
index 79268d440..b34108c77 100644
--- a/src/drivers/bus/isapnp.c
+++ b/src/drivers/bus/isapnp.c
@@ -529,7 +529,7 @@ static int isapnp_try_isolate ( void ) {
  *
  */
 static void isapnp_isolate ( void ) {
-	for ( isapnp_read_port = ISAPNP_READ_PORT_MIN ;
+	for ( isapnp_read_port = ISAPNP_READ_PORT_START ;
 	      isapnp_read_port <= ISAPNP_READ_PORT_MAX ;
 	      isapnp_read_port += ISAPNP_READ_PORT_STEP ) {
 		/* Avoid problematic locations such as the NE2000
diff --git a/src/drivers/net/legacy.c b/src/drivers/net/legacy.c
index 22ddfe661..2d4633d44 100644
--- a/src/drivers/net/legacy.c
+++ b/src/drivers/net/legacy.c
@@ -57,12 +57,17 @@ static void legacy_poll ( struct net_device *netdev, unsigned int rx_quota ) {
 	}
 }
 
-static int legacy_open ( struct net_device *netdev __unused ) {
+static int legacy_open ( struct net_device *netdev ) {
+	struct nic *nic = netdev->priv;
+
+	nic->nic_op->irq ( nic, ENABLE );
 	return 0;
 }
 
-static void legacy_close ( struct net_device *netdev __unused ) {
-	/* Nothing to do */
+static void legacy_close ( struct net_device *netdev ) {
+	struct nic *nic = netdev->priv;
+
+	nic->nic_op->irq ( nic, DISABLE );
 }
 
 int legacy_probe ( void *hwdev,
diff --git a/src/drivers/net/pnic.c b/src/drivers/net/pnic.c
index 63b4195ff..f614a073c 100644
--- a/src/drivers/net/pnic.c
+++ b/src/drivers/net/pnic.c
@@ -161,29 +161,6 @@ static int pnic_transmit ( struct net_device *netdev, struct io_buffer *iobuf )
 }
 
 /**************************************************************************
-IRQ - Handle card interrupt status
-***************************************************************************/
-#if 0
-static void pnic_irq ( struct net_device *netdev, irq_action_t action ) {
-	struct pnic *pnic = netdev->priv;
-	uint8_t enabled;
-
-	switch ( action ) {
-	case DISABLE :
-	case ENABLE :
-		enabled = ( action == ENABLE ? 1 : 0 );
-		pnic_command ( pnic, PNIC_CMD_MASK_IRQ,
-			       &enabled, sizeof ( enabled ), NULL, 0, NULL );
-		break;
-	case FORCE :
-		pnic_command ( pnic, PNIC_CMD_FORCE_IRQ,
-			       NULL, 0, NULL, 0, NULL );
-		break;
-	}
-}
-#endif
-
-/**************************************************************************
 OPEN - Open network device
 ***************************************************************************/
 static int pnic_open ( struct net_device *netdev ) {
diff --git a/src/drivers/net/rtl8139.c b/src/drivers/net/rtl8139.c
index 6acffd9b8..90a7182bc 100644
--- a/src/drivers/net/rtl8139.c
+++ b/src/drivers/net/rtl8139.c
@@ -380,8 +380,7 @@ static int rtl_transmit ( struct net_device *netdev, struct io_buffer *iobuf ) {
 
 	/* Check for space in TX ring */
 	if ( rtl->tx.iobuf[rtl->tx.next] != NULL ) {
-		printf ( "TX overflow\n" );
-		free_iob ( iobuf );
+		DBG ( "TX overflow\n" );
 		return -ENOBUFS;
 	}
 
@@ -472,34 +471,6 @@ static void rtl_poll ( struct net_device *netdev, unsigned int rx_quota ) {
 	}
 }
 
-#if 0
-static void rtl_irq(struct nic *nic, irq_action_t action)
-{
-	unsigned int mask;
-	/* Bit of a guess as to which interrupts we should allow */
-	unsigned int interested = ROK | RER | RXOVW | FOVW | SERR;
-
-	switch ( action ) {
-	case DISABLE :
-	case ENABLE :
-		mask = inw(rtl->ioaddr + IntrMask);
-		mask = mask & ~interested;
-		if ( action == ENABLE ) mask = mask | interested;
-		outw(mask, rtl->ioaddr + IntrMask);
-		break;
-	case FORCE :
-		/* Apparently writing a 1 to this read-only bit of a
-		 * read-only and otherwise unrelated register will
-		 * force an interrupt.  If you ever want to see how
-		 * not to write a datasheet, read the one for the
-		 * RTL8139...
-		 */
-		outb(EROK, rtl->ioaddr + RxEarlyStatus);
-		break;
-	}
-}
-#endif
-
 /**
  * Probe PCI device
  *