[infiniband] Use "%#lx" as format specifier for queue pair numbers
[ipxe.git] / src / net / nullnet.c
1 /*
2 * Copyright (C) 2006 Michael Brown <mbrown@fensystems.co.uk>.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of the
7 * License, or any later version.
8 *
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
17 * 02110-1301, USA.
18 *
19 * You can also choose to distribute this program under the terms of
20 * the Unmodified Binary Distribution Licence (as given in the file
21 * COPYING.UBDL), provided that you have satisfied its requirements.
22 */
23
24 FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
25
26 #include <stdint.h>
27 #include <errno.h>
28 #include <ipxe/iobuf.h>
29 #include <ipxe/netdevice.h>
30
31 /** @file
32 *
33 * Null network device
34 *
35 */
36
37 static int null_open ( struct net_device *netdev __unused ) {
38 return -ENODEV;
39 };
40
41 static void null_close ( struct net_device *netdev __unused ) {
42 /* Do nothing */
43 };
44
45 static int null_transmit ( struct net_device *netdev __unused,
46 struct io_buffer *iobuf __unused ) {
47 return -ENODEV;
48 };
49
50 static void null_poll ( struct net_device *netdev __unused ) {
51 /* Do nothing */
52 }
53
54 static void null_irq ( struct net_device *netdev __unused,
55 int enable __unused ) {
56 /* Do nothing */
57 }
58
59 struct net_device_operations null_netdev_operations = {
60 .open = null_open,
61 .close = null_close,
62 .transmit = null_transmit,
63 .poll = null_poll,
64 .irq = null_irq,
65 };