]>
git.ipfire.org Git - people/ms/u-boot.git/blob - net/eth.c
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,
29 #if defined(CONFIG_CMD_NET) && defined(CONFIG_NET_MULTI)
32 extern int gt6426x_eth_initialize(bd_t
*bis
);
35 extern int au1x00_enet_initialize(bd_t
*);
36 extern int dc21x4x_initialize(bd_t
*);
37 extern int e1000_initialize(bd_t
*);
38 extern int eepro100_initialize(bd_t
*);
39 extern int eth_3com_initialize(bd_t
*);
40 extern int fec_initialize(bd_t
*);
41 extern int inca_switch_initialize(bd_t
*);
42 extern int mpc5xxx_fec_initialize(bd_t
*);
43 extern int mpc8220_fec_initialize(bd_t
*);
44 extern int mv6436x_eth_initialize(bd_t
*);
45 extern int mv6446x_eth_initialize(bd_t
*);
46 extern int natsemi_initialize(bd_t
*);
47 extern int ns8382x_initialize(bd_t
*);
48 extern int pcnet_initialize(bd_t
*);
49 extern int plb2800_eth_initialize(bd_t
*);
50 extern int ppc_4xx_eth_initialize(bd_t
*);
51 extern int rtl8139_initialize(bd_t
*);
52 extern int rtl8169_initialize(bd_t
*);
53 extern int scc_initialize(bd_t
*);
54 extern int skge_initialize(bd_t
*);
55 extern int tsi108_eth_initialize(bd_t
*);
56 extern int tsec_initialize(bd_t
*, int, char *);
57 extern int npe_initialize(bd_t
*);
58 extern int uec_initialize(int);
59 extern int bfin_EMAC_initialize(bd_t
*);
60 extern int atstk1000_eth_initialize(bd_t
*);
62 static struct eth_device
*eth_devices
, *eth_current
;
64 struct eth_device
*eth_get_dev(void)
69 struct eth_device
*eth_get_dev_by_name(char *devname
)
71 struct eth_device
*dev
, *target_dev
;
79 if (strcmp(devname
, dev
->name
) == 0) {
84 } while (dev
!= eth_devices
);
89 int eth_get_dev_index (void)
91 struct eth_device
*dev
;
98 for (dev
= eth_devices
; dev
; dev
= dev
->next
) {
99 if (dev
== eth_current
)
111 int eth_register(struct eth_device
* dev
)
113 struct eth_device
*d
;
116 eth_current
= eth_devices
= dev
;
117 #ifdef CONFIG_NET_MULTI
118 /* update current ethernet name */
120 char *act
= getenv("ethact");
121 if (act
== NULL
|| strcmp(act
, eth_current
->name
) != 0)
122 setenv("ethact", eth_current
->name
);
126 for (d
=eth_devices
; d
->next
!=eth_devices
; d
=d
->next
);
130 dev
->state
= ETH_STATE_INIT
;
131 dev
->next
= eth_devices
;
136 int eth_initialize(bd_t
*bis
)
138 char enetvar
[32], env_enetaddr
[6];
139 int i
, eth_number
= 0;
145 #if defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
149 #if defined(CONFIG_DB64360) || defined(CONFIG_CPCI750)
150 mv6436x_eth_initialize(bis
);
152 #if defined(CONFIG_DB64460) || defined(CONFIG_P3Mx)
153 mv6446x_eth_initialize(bis
);
155 #if defined(CONFIG_4xx) && !defined(CONFIG_IOP480) && !defined(CONFIG_AP1000)
156 ppc_4xx_eth_initialize(bis
);
158 #ifdef CONFIG_INCA_IP_SWITCH
159 inca_switch_initialize(bis
);
161 #ifdef CONFIG_PLB2800_ETHER
162 plb2800_eth_initialize(bis
);
167 #if defined(CONFIG_MPC5xxx_FEC)
168 mpc5xxx_fec_initialize(bis
);
170 #if defined(CONFIG_MPC8220_FEC)
171 mpc8220_fec_initialize(bis
);
173 #if defined(CONFIG_SK98)
174 skge_initialize(bis
);
176 #if defined(CONFIG_TSEC1)
177 tsec_initialize(bis
, 0, CONFIG_TSEC1_NAME
);
179 #if defined(CONFIG_TSEC2)
180 tsec_initialize(bis
, 1, CONFIG_TSEC2_NAME
);
182 #if defined(CONFIG_MPC85XX_FEC)
183 tsec_initialize(bis
, 2, CONFIG_MPC85XX_FEC_NAME
);
185 # if defined(CONFIG_TSEC3)
186 tsec_initialize(bis
, 2, CONFIG_TSEC3_NAME
);
188 # if defined(CONFIG_TSEC4)
189 tsec_initialize(bis
, 3, CONFIG_TSEC4_NAME
);
192 #if defined(CONFIG_UEC_ETH1)
195 #if defined(CONFIG_UEC_ETH2)
199 #if defined(FEC_ENET) || defined(CONFIG_ETHER_ON_FCC)
202 #if defined(CONFIG_AU1X00)
203 au1x00_enet_initialize(bis
);
205 #if defined(CONFIG_IXP4XX_NPE)
209 e1000_initialize(bis
);
211 #ifdef CONFIG_EEPRO100
212 eepro100_initialize(bis
);
215 dc21x4x_initialize(bis
);
218 eth_3com_initialize(bis
);
221 pcnet_initialize(bis
);
224 gt6426x_eth_initialize(bis
);
226 #ifdef CONFIG_NATSEMI
227 natsemi_initialize(bis
);
229 #ifdef CONFIG_NS8382X
230 ns8382x_initialize(bis
);
232 #if defined(CONFIG_TSI108_ETH)
233 tsi108_eth_initialize(bis
);
235 #if defined(CONFIG_RTL8139)
236 rtl8139_initialize(bis
);
238 #if defined(CONFIG_RTL8169)
239 rtl8169_initialize(bis
);
241 #if defined(CONFIG_BF537)
242 bfin_EMAC_initialize(bis
);
244 #if defined(CONFIG_ATSTK1000)
245 atstk1000_eth_initialize(bis
);
249 puts ("No ethernet found.\n");
251 struct eth_device
*dev
= eth_devices
;
252 char *ethprime
= getenv ("ethprime");
258 printf("%s", dev
->name
);
260 if (ethprime
&& strcmp (dev
->name
, ethprime
) == 0) {
265 sprintf(enetvar
, eth_number
? "eth%daddr" : "ethaddr", eth_number
);
266 tmp
= getenv (enetvar
);
268 for (i
=0; i
<6; i
++) {
269 env_enetaddr
[i
] = tmp
? simple_strtoul(tmp
, &end
, 16) : 0;
271 tmp
= (*end
) ? end
+1 : end
;
274 if (memcmp(env_enetaddr
, "\0\0\0\0\0\0", 6)) {
275 if (memcmp(dev
->enetaddr
, "\0\0\0\0\0\0", 6) &&
276 memcmp(dev
->enetaddr
, env_enetaddr
, 6))
278 printf ("\nWarning: %s MAC addresses don't match:\n",
280 printf ("Address in SROM is "
281 "%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]);
285 printf ("Address in environment is "
286 "%02X:%02X:%02X:%02X:%02X:%02X\n",
287 env_enetaddr
[0], env_enetaddr
[1],
288 env_enetaddr
[2], env_enetaddr
[3],
289 env_enetaddr
[4], env_enetaddr
[5]);
292 memcpy(dev
->enetaddr
, env_enetaddr
, 6);
297 } while(dev
!= eth_devices
);
299 #ifdef CONFIG_NET_MULTI
300 /* update current ethernet name */
302 char *act
= getenv("ethact");
303 if (act
== NULL
|| strcmp(act
, eth_current
->name
) != 0)
304 setenv("ethact", eth_current
->name
);
306 setenv("ethact", NULL
);
315 void eth_set_enetaddr(int num
, char *addr
) {
316 struct eth_device
*dev
;
317 unsigned char enetaddr
[6];
321 debug ("eth_set_enetaddr(num=%d, addr=%s)\n", num
, addr
);
326 for (i
=0; i
<6; i
++) {
327 enetaddr
[i
] = addr
? simple_strtoul(addr
, &end
, 16) : 0;
329 addr
= (*end
) ? end
+1 : end
;
336 if (dev
== eth_devices
)
340 debug ( "Setting new HW address on %s\n"
341 "New Address is %02X:%02X:%02X:%02X:%02X:%02X\n",
343 enetaddr
[0], enetaddr
[1],
344 enetaddr
[2], enetaddr
[3],
345 enetaddr
[4], enetaddr
[5]);
347 memcpy(dev
->enetaddr
, enetaddr
, 6);
350 int eth_init(bd_t
*bis
)
352 struct eth_device
* old_current
;
357 old_current
= eth_current
;
359 debug ("Trying %s\n", eth_current
->name
);
361 if (eth_current
->init(eth_current
, bis
)) {
362 eth_current
->state
= ETH_STATE_ACTIVE
;
369 } while (old_current
!= eth_current
);
379 eth_current
->halt(eth_current
);
381 eth_current
->state
= ETH_STATE_PASSIVE
;
384 int eth_send(volatile void *packet
, int length
)
389 return eth_current
->send(eth_current
, packet
, length
);
397 return eth_current
->recv(eth_current
);
400 void eth_try_another(int first_restart
)
402 static struct eth_device
*first_failed
= NULL
;
408 first_failed
= eth_current
;
411 eth_current
= eth_current
->next
;
413 #ifdef CONFIG_NET_MULTI
414 /* update current ethernet name */
416 char *act
= getenv("ethact");
417 if (act
== NULL
|| strcmp(act
, eth_current
->name
) != 0)
418 setenv("ethact", eth_current
->name
);
422 if (first_failed
== eth_current
) {
427 #ifdef CONFIG_NET_MULTI
428 void eth_set_current(void)
431 struct eth_device
* old_current
;
433 if (!eth_current
) /* XXX no current */
436 act
= getenv("ethact");
438 old_current
= eth_current
;
440 if (strcmp(eth_current
->name
, act
) == 0)
442 eth_current
= eth_current
->next
;
443 } while (old_current
!= eth_current
);
446 setenv("ethact", eth_current
->name
);
450 char *eth_get_name (void)
452 return (eth_current
? eth_current
->name
: "unknown");
454 #elif defined(CONFIG_CMD_NET) && !defined(CONFIG_NET_MULTI)
456 extern int at91rm9200_miiphy_initialize(bd_t
*bis
);
457 extern int emac4xx_miiphy_initialize(bd_t
*bis
);
458 extern int mcf52x2_miiphy_initialize(bd_t
*bis
);
459 extern int ns7520_miiphy_initialize(bd_t
*bis
);
461 int eth_initialize(bd_t
*bis
)
463 #if defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
467 #if defined(CONFIG_AT91RM9200)
468 at91rm9200_miiphy_initialize(bis
);
470 #if defined(CONFIG_4xx) && !defined(CONFIG_IOP480) \
471 && !defined(CONFIG_AP1000) && !defined(CONFIG_405)
472 emac4xx_miiphy_initialize(bis
);
474 #if defined(CONFIG_MCF52x2)
475 mcf52x2_miiphy_initialize(bis
);
477 #if defined(CONFIG_NETARM)
478 ns7520_miiphy_initialize(bis
);