xref: /linux/net/appletalk/dev.c (revision cc04a46f11ea046ed53e2c832ae29e4790f7e35f)
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 
12 static void ltalk_setup(struct net_device *dev)
13 {
14 	/* Fill in the fields of the device structure with localtalk-generic values. */
15 
16 	dev->type		= ARPHRD_LOCALTLK;
17 	dev->hard_header_len 	= LTALK_HLEN;
18 	dev->mtu		= LTALK_MTU;
19 	dev->addr_len		= LTALK_ALEN;
20 	dev->tx_queue_len	= 10;
21 
22 	dev->broadcast[0]	= 0xFF;
23 
24 	dev->flags		= IFF_BROADCAST|IFF_MULTICAST|IFF_NOARP;
25 }
26 
27 /**
28  * alloc_ltalkdev - Allocates and sets up an localtalk device
29  * @sizeof_priv: Size of additional driver-private structure to be allocated
30  *	for this localtalk device
31  *
32  * Fill in the fields of the device structure with localtalk-generic
33  * values. Basically does everything except registering the device.
34  *
35  * Constructs a new net device, complete with a private data area of
36  * size @sizeof_priv.  A 32-byte (not bit) alignment is enforced for
37  * this private data area.
38  */
39 
40 struct net_device *alloc_ltalkdev(int sizeof_priv)
41 {
42 	return alloc_netdev(sizeof_priv, "lt%d", NET_NAME_UNKNOWN,
43 			    ltalk_setup);
44 }
45 EXPORT_SYMBOL(alloc_ltalkdev);
46