Add dummy_connect and dummy_irq

src/core/nic.c

 #endif
 	if (!server_found) {
 		printf("No Server found\n");
-		longjmp(restart_etherboot, -1);
+		return 0;
 	}
-	return 0;
+	return 1;
 }
 
 
 		printf("No filename\n");
 	}
 	interruptible_sleep(2);		/* lay off the server for a while */
-	longjmp(restart_etherboot, -1);
+	return 0;
 }
 
 
 	nic->nic_op->disable ( nic );
 }
 
+static void nic_print_info ( struct dev *dev ) {
+	struct nic *nic = &dev->nic;
+
+	printf ( "Found %s NIC (MAC %!)\n", dev->name, nic->node_addr );
+}
+
 /* 
  * Device operations tables
  *
  */
 static struct dev_operations nic_operations = {
 	.disable = nic_disable,
+	.print_info = nic_print_info,
 	.load_configuration = nic_load_configuration,
 	.load = nic_load,
 };
 
 
 
+int dummy_connect ( struct nic *nic ) {
+	return 1;
+}
 
-
+int dummy_irq ( struct nic *nic ) {
+	return 1;
+}
 
 /**************************************************************************
 DEFAULT_NETMASK - Return default netmask for IP address

src/include/nic.h

  */
 struct dev;
 extern struct nic * nic_device ( struct dev * dev );
+extern int dummy_connect ( struct nic *nic );
+extern int dummy_irq ( struct nic *nic );
 
 /*
  * Functions that implicitly operate on the current boot device