]>
git.ipfire.org Git - u-boot.git/blob - net/eth.c
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 e1000_initialize(bd_t
*);
35 extern int eepro100_initialize(bd_t
*);
36 extern int natsemi_initialize(bd_t
*);
37 extern int ns8382x_initialize(bd_t
*);
38 extern int dc21x4x_initialize(bd_t
*);
39 extern int eth_3com_initialize(bd_t
*);
40 extern int pcnet_initialize(bd_t
*);
41 extern int fec_initialize(bd_t
*);
42 extern int scc_initialize(bd_t
*);
43 extern int inca_switch_initialize(bd_t
*);
44 extern int plb2800_eth_initialize(bd_t
*);
46 static struct eth_device
*eth_devices
, *eth_current
;
48 struct eth_device
*eth_get_dev(void)
53 int eth_get_dev_index (void)
55 struct eth_device
*dev
;
62 for (dev
= eth_devices
; dev
; dev
= dev
->next
) {
63 if (dev
== eth_current
)
75 int eth_register(struct eth_device
* dev
)
80 eth_current
= eth_devices
= dev
;
82 for (d
=eth_devices
; d
->next
!=eth_devices
; d
=d
->next
);
86 dev
->state
= ETH_STATE_INIT
;
87 dev
->next
= eth_devices
;
92 int eth_initialize(bd_t
*bis
)
94 unsigned char enetvar
[32], env_enetaddr
[6];
95 int i
, eth_number
= 0;
101 #ifdef CONFIG_INCA_IP_SWITCH
102 inca_switch_initialize(bis
);
104 #ifdef CONFIG_PLB2800_ETHER
105 plb2800_eth_initialize(bis
);
108 e1000_initialize(bis
);
110 #ifdef CONFIG_EEPRO100
111 eepro100_initialize(bis
);
114 dc21x4x_initialize(bis
);
117 eth_3com_initialize(bis
);
120 pcnet_initialize(bis
);
123 gt6426x_eth_initialize(bis
);
125 #ifdef CONFIG_NATSEMI
126 natsemi_initialize(bis
);
128 #ifdef CONFIG_NS8382X
129 ns8382x_initialize(bis
);
134 #if defined(FEC_ENET) || defined(CONFIG_ETHER_ON_FCC)
139 puts ("No ethernet found.\n");
141 struct eth_device
*dev
= eth_devices
;
142 char *ethprime
= getenv ("ethprime");
148 printf("%s", dev
->name
);
150 if (ethprime
&& strcmp (dev
->name
, ethprime
) == 0) {
155 sprintf(enetvar
, eth_number
? "eth%daddr" : "ethaddr", eth_number
);
156 tmp
= getenv (enetvar
);
158 for (i
=0; i
<6; i
++) {
159 env_enetaddr
[i
] = tmp
? simple_strtoul(tmp
, &end
, 16) : 0;
161 tmp
= (*end
) ? end
+1 : end
;
164 if (memcmp(env_enetaddr
, "\0\0\0\0\0\0", 6)) {
165 if (memcmp(dev
->enetaddr
, "\0\0\0\0\0\0", 6) &&
166 memcmp(dev
->enetaddr
, env_enetaddr
, 6))
168 printf("\nWarning: %s MAC addresses don't match:\n", dev
->name
);
169 printf("Address in SROM is "
170 "%02X:%02X:%02X:%02X:%02X:%02X\n",
171 dev
->enetaddr
[0], dev
->enetaddr
[1],
172 dev
->enetaddr
[2], dev
->enetaddr
[3],
173 dev
->enetaddr
[4], dev
->enetaddr
[5]);
174 printf("Address in environment is "
175 "%02X:%02X:%02X:%02X:%02X:%02X\n",
176 env_enetaddr
[0], env_enetaddr
[1],
177 env_enetaddr
[2], env_enetaddr
[3],
178 env_enetaddr
[4], env_enetaddr
[5]);
181 memcpy(dev
->enetaddr
, env_enetaddr
, 6);
186 } while(dev
!= eth_devices
);
194 void eth_set_enetaddr(int num
, char *addr
) {
195 struct eth_device
*dev
;
196 unsigned char enetaddr
[6];
201 printf("eth_set_enetaddr(num=%d, addr=%s)\n", num
, addr
);
206 for (i
=0; i
<6; i
++) {
207 enetaddr
[i
] = addr
? simple_strtoul(addr
, &end
, 16) : 0;
209 addr
= (*end
) ? end
+1 : end
;
216 if (dev
== eth_devices
)
221 printf("Setting new HW address on %s\n", dev
->name
);
222 printf("New Address is "
223 "%02X:%02X:%02X:%02X:%02X:%02X\n",
224 dev
->enetaddr
[0], dev
->enetaddr
[1],
225 dev
->enetaddr
[2], dev
->enetaddr
[3],
226 dev
->enetaddr
[4], dev
->enetaddr
[5]);
229 memcpy(dev
->enetaddr
, enetaddr
, 6);
232 int eth_init(bd_t
*bis
)
234 struct eth_device
* old_current
;
239 old_current
= eth_current
;
242 printf("Trying %s\n", eth_current
->name
);
245 if (eth_current
->init(eth_current
, bis
)) {
246 eth_current
->state
= ETH_STATE_ACTIVE
;
256 } while (old_current
!= eth_current
);
266 eth_current
->halt(eth_current
);
268 eth_current
->state
= ETH_STATE_PASSIVE
;
271 int eth_send(volatile void *packet
, int length
)
276 return eth_current
->send(eth_current
, packet
, length
);
284 return eth_current
->recv(eth_current
);
287 void eth_try_another(int first_restart
)
289 static struct eth_device
*first_failed
= NULL
;
296 first_failed
= eth_current
;
299 eth_current
= eth_current
->next
;
301 if (first_failed
== eth_current
)