add mtu information

grub-core/net/drivers/emu/emunet.c

@@ -1,3 +1,20 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2010,2011  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
 
 #include <grub/dl.h>
 #include <grub/net/netbuff.h>
@@ -52,6 +69,7 @@ static struct grub_net_card emucard =
   {
     .name = "emu0",
     .driver = &emudriver,
+    .mtu = 1500,
     .default_address = {
 			 .type = GRUB_NET_LINK_LEVEL_PROTOCOL_ETHERNET,
 			 {.mac = {0, 1, 2, 3, 4, 5}}