Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1/*
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
22static void ltalk_setup(struct net_device *dev)
23{
24 /* Fill in the fields of the device structure with localtalk-generic values. */
25
26 dev->change_mtu = ltalk_change_mtu;
27 dev->set_mac_address = ltalk_mac_addr;
28
29 dev->type = ARPHRD_LOCALTLK;
30 dev->hard_header_len = LTALK_HLEN;
31 dev->mtu = LTALK_MTU;
32 dev->addr_len = LTALK_ALEN;
33 dev->tx_queue_len = 10;
34
35 dev->broadcast[0] = 0xFF;
36
37 dev->flags = IFF_BROADCAST|IFF_MULTICAST|IFF_NOARP;
38}
39
40/**
41 * alloc_ltalkdev - Allocates and sets up an localtalk device
42 * @sizeof_priv: Size of additional driver-private structure to be allocated
43 * for this localtalk device
44 *
45 * Fill in the fields of the device structure with localtalk-generic
46 * values. Basically does everything except registering the device.
47 *
48 * Constructs a new net device, complete with a private data area of
49 * size @sizeof_priv. A 32-byte (not bit) alignment is enforced for
50 * this private data area.
51 */
52
53struct net_device *alloc_ltalkdev(int sizeof_priv)
54{
55 return alloc_netdev(sizeof_priv, "lt%d", ltalk_setup);
56}
57EXPORT_SYMBOL(alloc_ltalkdev);