2 * (C) Copyright 2001, 2002
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
28 #if (CONFIG_COMMANDS & CFG_CMD_NET) && defined(CONFIG_NET_MULTI)
31 extern int gt6426x_eth_initialize(bd_t *bis);
34 extern int eepro100_initialize(bd_t*);
35 extern int natsemi_initialize(bd_t*);
36 extern int ns8382x_initialize(bd_t*);
37 extern int dc21x4x_initialize(bd_t*);
38 extern int eth_3com_initialize(bd_t*);
39 extern int pcnet_initialize(bd_t*);
40 extern int fec_initialize(bd_t*);
41 extern int scc_initialize(bd_t*);
43 static struct eth_device *eth_devices, *eth_current;
45 struct eth_device *eth_get_dev(void)
50 int eth_get_dev_index (void)
52 struct eth_device *dev;
59 for (dev = eth_devices; dev; dev = dev->next) {
60 if (dev == eth_current)
72 int eth_register(struct eth_device* dev)
77 eth_current = eth_devices = dev;
79 for (d=eth_devices; d->next!=eth_devices; d=d->next);
83 dev->state = ETH_STATE_INIT;
84 dev->next = eth_devices;
89 int eth_initialize(bd_t *bis)
91 unsigned char enetvar[32], env_enetaddr[6];
92 int i, eth_number = 0;
98 #ifdef CONFIG_EEPRO100
99 eepro100_initialize(bis);
102 dc21x4x_initialize(bis);
105 eth_3com_initialize(bis);
108 pcnet_initialize(bis);
111 gt6426x_eth_initialize(bis);
113 #ifdef CONFIG_NATSEMI
114 natsemi_initialize(bis);
116 #ifdef CONFIG_NS8382X
117 ns8382x_initialize(bis);
122 #if defined(FEC_ENET) || defined(CONFIG_ETHER_ON_FCC)
127 puts ("No ethernet found.\n");
129 struct eth_device *dev = eth_devices;
130 char *ethprime = getenv ("ethprime");
136 printf("%s", dev->name);
138 if (ethprime && strcmp (dev->name, ethprime) == 0) {
143 sprintf(enetvar, eth_number ? "eth%daddr" : "ethaddr", eth_number);
144 tmp = getenv (enetvar);
146 for (i=0; i<6; i++) {
147 env_enetaddr[i] = tmp ? simple_strtoul(tmp, &end, 16) : 0;
149 tmp = (*end) ? end+1 : end;
152 if (memcmp(env_enetaddr, "\0\0\0\0\0\0", 6)) {
153 if (memcmp(dev->enetaddr, "\0\0\0\0\0\0", 6) &&
154 memcmp(dev->enetaddr, env_enetaddr, 6))
156 printf("\nWarning: %s HW address don't match:\n", dev->name);
157 printf("Address in SROM is "
158 "%02X:%02X:%02X:%02X:%02X:%02X\n",
159 dev->enetaddr[0], dev->enetaddr[1],
160 dev->enetaddr[2], dev->enetaddr[3],
161 dev->enetaddr[4], dev->enetaddr[5]);
162 printf("Address in environment is "
163 "%02X:%02X:%02X:%02X:%02X:%02X\n",
164 env_enetaddr[0], env_enetaddr[1],
165 env_enetaddr[2], env_enetaddr[3],
166 env_enetaddr[4], env_enetaddr[5]);
169 memcpy(dev->enetaddr, env_enetaddr, 6);
174 } while(dev != eth_devices);
182 void eth_set_enetaddr(int num, char *addr) {
183 struct eth_device *dev;
184 unsigned char enetaddr[6];
189 printf("eth_set_enetaddr(num=%d, addr=%s)\n", num, addr);
194 for (i=0; i<6; i++) {
195 enetaddr[i] = addr ? simple_strtoul(addr, &end, 16) : 0;
197 addr = (*end) ? end+1 : end;
204 if (dev == eth_devices)
209 printf("Setting new HW address on %s\n", dev->name);
210 printf("New Address is "
211 "%02X:%02X:%02X:%02X:%02X:%02X\n",
212 dev->enetaddr[0], dev->enetaddr[1],
213 dev->enetaddr[2], dev->enetaddr[3],
214 dev->enetaddr[4], dev->enetaddr[5]);
217 memcpy(dev->enetaddr, enetaddr, 6);
220 int eth_init(bd_t *bis)
222 struct eth_device* old_current;
227 old_current = eth_current;
230 printf("Trying %s\n", eth_current->name);
233 if (eth_current->init(eth_current, bis)) {
234 eth_current->state = ETH_STATE_ACTIVE;
244 } while (old_current != eth_current);
254 eth_current->halt(eth_current);
256 eth_current->state = ETH_STATE_PASSIVE;
259 int eth_send(volatile void *packet, int length)
264 return eth_current->send(eth_current, packet, length);
272 return eth_current->recv(eth_current);
275 void eth_try_another(int first_restart)
277 static struct eth_device *first_failed = NULL;
284 first_failed = eth_current;
287 eth_current = eth_current->next;
289 if (first_failed == eth_current)