blob: 1237e208e246a5ebcce6d69f524749472c4d3b06 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * Moved here from drivers/net/net_init.c, which is:
3 * Written 1993,1994,1995 by Donald Becker.
4 */
5
6#include <linux/errno.h>
7#include <linux/module.h>
8#include <linux/netdevice.h>
9#include <linux/if_arp.h>
10#include <linux/if_ltalk.h>
11
12static int ltalk_change_mtu(struct net_device *dev, int mtu)
13{
14 return -EINVAL;
15}
16
17static int ltalk_mac_addr(struct net_device *dev, void *addr)
18{
19 return -EINVAL;
20}
21
Christoph Hellwig3ef4e9a2005-05-05 14:25:59 -070022static void ltalk_setup(struct net_device *dev)
Linus Torvalds1da177e2005-04-16 15:20:36 -070023{
24 /* Fill in the fields of the device structure with localtalk-generic values. */
25
26 dev->change_mtu = ltalk_change_mtu;
27 dev->hard_header = NULL;
28 dev->rebuild_header = NULL;
29 dev->set_mac_address = ltalk_mac_addr;
30 dev->hard_header_cache = NULL;
31 dev->header_cache_update= NULL;
32
33 dev->type = ARPHRD_LOCALTLK;
34 dev->hard_header_len = LTALK_HLEN;
35 dev->mtu = LTALK_MTU;
36 dev->addr_len = LTALK_ALEN;
37 dev->tx_queue_len = 10;
38
39 dev->broadcast[0] = 0xFF;
40
41 dev->flags = IFF_BROADCAST|IFF_MULTICAST|IFF_NOARP;
42}
Christoph Hellwig3ef4e9a2005-05-05 14:25:59 -070043
44/**
45 * alloc_ltalkdev - Allocates and sets up an localtalk device
46 * @sizeof_priv: Size of additional driver-private structure to be allocated
47 * for this localtalk device
48 *
49 * Fill in the fields of the device structure with localtalk-generic
50 * values. Basically does everything except registering the device.
51 *
52 * Constructs a new net device, complete with a private data area of
53 * size @sizeof_priv. A 32-byte (not bit) alignment is enforced for
54 * this private data area.
55 */
56
57struct net_device *alloc_ltalkdev(int sizeof_priv)
58{
59 return alloc_netdev(sizeof_priv, "lt%d", ltalk_setup);
60}
61EXPORT_SYMBOL(alloc_ltalkdev);