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*);
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 #ifdef CONFIG_TSEC_ENET
151 tsec_initialize(bis);
153 #if defined(CONFIG_AU1X00)
154 au1x00_enet_initialize(bis);
157 e1000_initialize(bis);
159 #ifdef CONFIG_EEPRO100
160 eepro100_initialize(bis);
163 dc21x4x_initialize(bis);
166 eth_3com_initialize(bis);
169 pcnet_initialize(bis);
172 gt6426x_eth_initialize(bis);
174 #ifdef CONFIG_NATSEMI
175 natsemi_initialize(bis);
177 #ifdef CONFIG_NS8382X
178 ns8382x_initialize(bis);
180 #if defined(CONFIG_RTL8139)
181 rtl8139_initialize(bis);
183 #if defined(CONFIG_RTL8169)
184 rtl8169_initialize(bis);
188 puts ("No ethernet found.\n");
190 struct eth_device *dev = eth_devices;
191 char *ethprime = getenv ("ethprime");
197 printf("%s", dev->name);
199 if (ethprime && strcmp (dev->name, ethprime) == 0) {
204 sprintf(enetvar, eth_number ? "eth%daddr" : "ethaddr", eth_number);
205 tmp = getenv (enetvar);
207 for (i=0; i<6; i++) {
208 env_enetaddr[i] = tmp ? simple_strtoul(tmp, &end, 16) : 0;
210 tmp = (*end) ? end+1 : end;
213 if (memcmp(env_enetaddr, "\0\0\0\0\0\0", 6)) {
214 if (memcmp(dev->enetaddr, "\0\0\0\0\0\0", 6) &&
215 memcmp(dev->enetaddr, env_enetaddr, 6))
217 printf ("\nWarning: %s MAC addresses don't match:\n",
219 printf ("Address in SROM is "
220 "%02X:%02X:%02X:%02X:%02X:%02X\n",
221 dev->enetaddr[0], dev->enetaddr[1],
222 dev->enetaddr[2], dev->enetaddr[3],
223 dev->enetaddr[4], dev->enetaddr[5]);
224 printf ("Address in environment is "
225 "%02X:%02X:%02X:%02X:%02X:%02X\n",
226 env_enetaddr[0], env_enetaddr[1],
227 env_enetaddr[2], env_enetaddr[3],
228 env_enetaddr[4], env_enetaddr[5]);
231 memcpy(dev->enetaddr, env_enetaddr, 6);
236 } while(dev != eth_devices);
238 #ifdef CONFIG_NET_MULTI
239 /* update current ethernet name */
241 char *act = getenv("ethact");
242 if (act == NULL || strcmp(act, eth_current->name) != 0)
243 setenv("ethact", eth_current->name);
245 setenv("ethact", NULL);
254 void eth_set_enetaddr(int num, char *addr) {
255 struct eth_device *dev;
256 unsigned char enetaddr[6];
260 debug ("eth_set_enetaddr(num=%d, addr=%s)\n", num, addr);
265 for (i=0; i<6; i++) {
266 enetaddr[i] = addr ? simple_strtoul(addr, &end, 16) : 0;
268 addr = (*end) ? end+1 : end;
275 if (dev == eth_devices)
279 debug ( "Setting new HW address on %s\n"
280 "New Address is %02X:%02X:%02X:%02X:%02X:%02X\n",
282 dev->enetaddr[0], dev->enetaddr[1],
283 dev->enetaddr[2], dev->enetaddr[3],
284 dev->enetaddr[4], dev->enetaddr[5]);
286 memcpy(dev->enetaddr, enetaddr, 6);
289 int eth_init(bd_t *bis)
291 struct eth_device* old_current;
296 old_current = eth_current;
298 debug ("Trying %s\n", eth_current->name);
300 if (eth_current->init(eth_current, bis)) {
301 eth_current->state = ETH_STATE_ACTIVE;
308 } while (old_current != eth_current);
318 eth_current->halt(eth_current);
320 eth_current->state = ETH_STATE_PASSIVE;
323 int eth_send(volatile void *packet, int length)
328 return eth_current->send(eth_current, packet, length);
336 return eth_current->recv(eth_current);
339 void eth_try_another(int first_restart)
341 static struct eth_device *first_failed = NULL;
347 first_failed = eth_current;
350 eth_current = eth_current->next;
352 #ifdef CONFIG_NET_MULTI
353 /* update current ethernet name */
355 char *act = getenv("ethact");
356 if (act == NULL || strcmp(act, eth_current->name) != 0)
357 setenv("ethact", eth_current->name);
361 if (first_failed == eth_current) {
366 #ifdef CONFIG_NET_MULTI
367 void eth_set_current(void)
370 struct eth_device* old_current;
372 if (!eth_current) /* XXX no current */
375 act = getenv("ethact");
377 old_current = eth_current;
379 if (strcmp(eth_current->name, act) == 0)
381 eth_current = eth_current->next;
382 } while (old_current != eth_current);
385 setenv("ethact", eth_current->name);
389 char *eth_get_name (void)
391 return (eth_current ? eth_current->name : "unknown");