2 * (C) Copyright 2001-2004
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 au1x00_enet_initialize(bd_t*);
35 extern int dc21x4x_initialize(bd_t*);
36 extern int e1000_initialize(bd_t*);
37 extern int eepro100_initialize(bd_t*);
38 extern int eth_3com_initialize(bd_t*);
39 extern int fec_initialize(bd_t*);
40 extern int inca_switch_initialize(bd_t*);
41 extern int mpc5xxx_fec_initialize(bd_t*);
42 extern int mv6436x_eth_initialize(bd_t *);
43 extern int mv6446x_eth_initialize(bd_t *);
44 extern int natsemi_initialize(bd_t*);
45 extern int ns8382x_initialize(bd_t*);
46 extern int pcnet_initialize(bd_t*);
47 extern int plb2800_eth_initialize(bd_t*);
48 extern int ppc_4xx_eth_initialize(bd_t *);
49 extern int ppc_440x_eth_initialize(bd_t *);
50 extern int rtl8139_initialize(bd_t*);
51 extern int rtl8169_initialize(bd_t*);
52 extern int scc_initialize(bd_t*);
53 extern int skge_initialize(bd_t*);
54 extern int tsec_initialize(bd_t*, int);
56 static struct eth_device *eth_devices, *eth_current;
58 struct eth_device *eth_get_dev(void)
63 int eth_get_dev_index (void)
65 struct eth_device *dev;
72 for (dev = eth_devices; dev; dev = dev->next) {
73 if (dev == eth_current)
85 int eth_register(struct eth_device* dev)
90 eth_current = eth_devices = dev;
91 #ifdef CONFIG_NET_MULTI
92 /* update current ethernet name */
94 char *act = getenv("ethact");
95 if (act == NULL || strcmp(act, eth_current->name) != 0)
96 setenv("ethact", eth_current->name);
100 for (d=eth_devices; d->next!=eth_devices; d=d->next);
104 dev->state = ETH_STATE_INIT;
105 dev->next = eth_devices;
110 int eth_initialize(bd_t *bis)
112 unsigned char enetvar[32], env_enetaddr[6];
113 int i, eth_number = 0;
119 #ifdef CONFIG_DB64360
120 mv6436x_eth_initialize(bis);
122 #ifdef CONFIG_DB64460
123 mv6446x_eth_initialize(bis);
125 #if defined(CONFIG_405GP) || defined(CONFIG_405EP) || \
126 ( defined(CONFIG_440) && !defined(CONFIG_NET_MULTI) )
127 ppc_4xx_eth_initialize(bis);
129 #if defined(CONFIG_440) && defined(CONFIG_NET_MULTI)
130 ppc_440x_eth_initialize(bis);
132 #ifdef CONFIG_INCA_IP_SWITCH
133 inca_switch_initialize(bis);
135 #ifdef CONFIG_PLB2800_ETHER
136 plb2800_eth_initialize(bis);
141 #if defined(FEC_ENET) || defined(CONFIG_ETHER_ON_FCC)
144 #if defined(CONFIG_MPC5xxx_FEC)
145 mpc5xxx_fec_initialize(bis);
147 #if defined(CONFIG_SK98)
148 skge_initialize(bis);
150 #if defined(CONFIG_MPC85XX_TSEC1)
151 tsec_initialize(bis, 0);
153 #if defined(CONFIG_MPC85XX_TSEC2)
154 tsec_initialize(bis, 1);
156 #if defined(CONFIG_MPC85XX_FEC)
157 tsec_initialize(bis, 2);
159 #if defined(CONFIG_AU1X00)
160 au1x00_enet_initialize(bis);
163 e1000_initialize(bis);
165 #ifdef CONFIG_EEPRO100
166 eepro100_initialize(bis);
169 dc21x4x_initialize(bis);
172 eth_3com_initialize(bis);
175 pcnet_initialize(bis);
178 gt6426x_eth_initialize(bis);
180 #ifdef CONFIG_NATSEMI
181 natsemi_initialize(bis);
183 #ifdef CONFIG_NS8382X
184 ns8382x_initialize(bis);
186 #if defined(CONFIG_RTL8139)
187 rtl8139_initialize(bis);
189 #if defined(CONFIG_RTL8169)
190 rtl8169_initialize(bis);
194 puts ("No ethernet found.\n");
196 struct eth_device *dev = eth_devices;
197 char *ethprime = getenv ("ethprime");
203 printf("%s", dev->name);
205 if (ethprime && strcmp (dev->name, ethprime) == 0) {
210 sprintf(enetvar, eth_number ? "eth%daddr" : "ethaddr", eth_number);
211 tmp = getenv (enetvar);
213 for (i=0; i<6; i++) {
214 env_enetaddr[i] = tmp ? simple_strtoul(tmp, &end, 16) : 0;
216 tmp = (*end) ? end+1 : end;
219 if (memcmp(env_enetaddr, "\0\0\0\0\0\0", 6)) {
220 if (memcmp(dev->enetaddr, "\0\0\0\0\0\0", 6) &&
221 memcmp(dev->enetaddr, env_enetaddr, 6))
223 printf ("\nWarning: %s MAC addresses don't match:\n",
225 printf ("Address in SROM is "
226 "%02X:%02X:%02X:%02X:%02X:%02X\n",
227 dev->enetaddr[0], dev->enetaddr[1],
228 dev->enetaddr[2], dev->enetaddr[3],
229 dev->enetaddr[4], dev->enetaddr[5]);
230 printf ("Address in environment is "
231 "%02X:%02X:%02X:%02X:%02X:%02X\n",
232 env_enetaddr[0], env_enetaddr[1],
233 env_enetaddr[2], env_enetaddr[3],
234 env_enetaddr[4], env_enetaddr[5]);
237 memcpy(dev->enetaddr, env_enetaddr, 6);
242 } while(dev != eth_devices);
244 #ifdef CONFIG_NET_MULTI
245 /* update current ethernet name */
247 char *act = getenv("ethact");
248 if (act == NULL || strcmp(act, eth_current->name) != 0)
249 setenv("ethact", eth_current->name);
251 setenv("ethact", NULL);
260 void eth_set_enetaddr(int num, char *addr) {
261 struct eth_device *dev;
262 unsigned char enetaddr[6];
266 debug ("eth_set_enetaddr(num=%d, addr=%s)\n", num, addr);
271 for (i=0; i<6; i++) {
272 enetaddr[i] = addr ? simple_strtoul(addr, &end, 16) : 0;
274 addr = (*end) ? end+1 : end;
281 if (dev == eth_devices)
285 debug ( "Setting new HW address on %s\n"
286 "New Address is %02X:%02X:%02X:%02X:%02X:%02X\n",
288 dev->enetaddr[0], dev->enetaddr[1],
289 dev->enetaddr[2], dev->enetaddr[3],
290 dev->enetaddr[4], dev->enetaddr[5]);
292 memcpy(dev->enetaddr, enetaddr, 6);
295 int eth_init(bd_t *bis)
297 struct eth_device* old_current;
302 old_current = eth_current;
304 debug ("Trying %s\n", eth_current->name);
306 if (eth_current->init(eth_current, bis)) {
307 eth_current->state = ETH_STATE_ACTIVE;
314 } while (old_current != eth_current);
324 eth_current->halt(eth_current);
326 eth_current->state = ETH_STATE_PASSIVE;
329 int eth_send(volatile void *packet, int length)
334 return eth_current->send(eth_current, packet, length);
342 return eth_current->recv(eth_current);
345 void eth_try_another(int first_restart)
347 static struct eth_device *first_failed = NULL;
353 first_failed = eth_current;
356 eth_current = eth_current->next;
358 #ifdef CONFIG_NET_MULTI
359 /* update current ethernet name */
361 char *act = getenv("ethact");
362 if (act == NULL || strcmp(act, eth_current->name) != 0)
363 setenv("ethact", eth_current->name);
367 if (first_failed == eth_current) {
372 #ifdef CONFIG_NET_MULTI
373 void eth_set_current(void)
376 struct eth_device* old_current;
378 if (!eth_current) /* XXX no current */
381 act = getenv("ethact");
383 old_current = eth_current;
385 if (strcmp(eth_current->name, act) == 0)
387 eth_current = eth_current->next;
388 } while (old_current != eth_current);
391 setenv("ethact", eth_current->name);
395 char *eth_get_name (void)
397 return (eth_current ? eth_current->name : "unknown");