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 #ifdef CONFIG_COMPAT_NET_DEV_OPS 13 static int ltalk_change_mtu(struct net_device *dev, int mtu) 14 { 15 return -EINVAL; 16 } 17 #endif 18 19 static void ltalk_setup(struct net_device *dev) 20 { 21 /* Fill in the fields of the device structure with localtalk-generic values. */ 22 23 #ifdef CONFIG_COMPAT_NET_DEV_OPS 24 dev->change_mtu = ltalk_change_mtu; 25 #endif 26 27 dev->type = ARPHRD_LOCALTLK; 28 dev->hard_header_len = LTALK_HLEN; 29 dev->mtu = LTALK_MTU; 30 dev->addr_len = LTALK_ALEN; 31 dev->tx_queue_len = 10; 32 33 dev->broadcast[0] = 0xFF; 34 35 dev->flags = IFF_BROADCAST|IFF_MULTICAST|IFF_NOARP; 36 } 37 38 /** 39 * alloc_ltalkdev - Allocates and sets up an localtalk device 40 * @sizeof_priv: Size of additional driver-private structure to be allocated 41 * for this localtalk device 42 * 43 * Fill in the fields of the device structure with localtalk-generic 44 * values. Basically does everything except registering the device. 45 * 46 * Constructs a new net device, complete with a private data area of 47 * size @sizeof_priv. A 32-byte (not bit) alignment is enforced for 48 * this private data area. 49 */ 50 51 struct net_device *alloc_ltalkdev(int sizeof_priv) 52 { 53 return alloc_netdev(sizeof_priv, "lt%d", ltalk_setup); 54 } 55 EXPORT_SYMBOL(alloc_ltalkdev); 56