]>
git.ipfire.org Git - people/ms/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 ppc_4xx_eth_initialize(bd_t
*);
45 extern int plb2800_eth_initialize(bd_t
*);
46 extern int mpc5xxx_fec_initialize(bd_t
*);
47 extern int skge_initialize(bd_t
*);
48 extern int au1x00_enet_initialize(bd_t
*);
50 static struct eth_device
*eth_devices
, *eth_current
;
52 struct eth_device
*eth_get_dev(void)
57 int eth_get_dev_index (void)
59 struct eth_device
*dev
;
66 for (dev
= eth_devices
; dev
; dev
= dev
->next
) {
67 if (dev
== eth_current
)
79 int eth_register(struct eth_device
* dev
)
84 eth_current
= eth_devices
= dev
;
86 for (d
=eth_devices
; d
->next
!=eth_devices
; d
=d
->next
);
90 dev
->state
= ETH_STATE_INIT
;
91 dev
->next
= eth_devices
;
96 int eth_initialize(bd_t
*bis
)
98 unsigned char enetvar
[32], env_enetaddr
[6];
99 int i
, eth_number
= 0;
105 #if defined(CONFIG_405GP) || defined(CONFIG_440) || defined(CONFIG_405EP)
106 ppc_4xx_eth_initialize(bis
);
108 #ifdef CONFIG_INCA_IP_SWITCH
109 inca_switch_initialize(bis
);
111 #ifdef CONFIG_PLB2800_ETHER
112 plb2800_eth_initialize(bis
);
115 e1000_initialize(bis
);
117 #ifdef CONFIG_EEPRO100
118 eepro100_initialize(bis
);
121 dc21x4x_initialize(bis
);
124 eth_3com_initialize(bis
);
127 pcnet_initialize(bis
);
130 gt6426x_eth_initialize(bis
);
132 #ifdef CONFIG_NATSEMI
133 natsemi_initialize(bis
);
135 #ifdef CONFIG_NS8382X
136 ns8382x_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_AU1X00)
151 au1x00_enet_initialize(bis
);
155 puts ("No ethernet found.\n");
157 struct eth_device
*dev
= eth_devices
;
158 char *ethprime
= getenv ("ethprime");
164 printf("%s", dev
->name
);
166 if (ethprime
&& strcmp (dev
->name
, ethprime
) == 0) {
171 sprintf(enetvar
, eth_number
? "eth%daddr" : "ethaddr", eth_number
);
172 tmp
= getenv (enetvar
);
174 for (i
=0; i
<6; i
++) {
175 env_enetaddr
[i
] = tmp
? simple_strtoul(tmp
, &end
, 16) : 0;
177 tmp
= (*end
) ? end
+1 : end
;
180 if (memcmp(env_enetaddr
, "\0\0\0\0\0\0", 6)) {
181 if (memcmp(dev
->enetaddr
, "\0\0\0\0\0\0", 6) &&
182 memcmp(dev
->enetaddr
, env_enetaddr
, 6))
184 printf("\nWarning: %s MAC addresses don't match:\n", dev
->name
);
185 printf("Address in SROM is "
186 "%02X:%02X:%02X:%02X:%02X:%02X\n",
187 dev
->enetaddr
[0], dev
->enetaddr
[1],
188 dev
->enetaddr
[2], dev
->enetaddr
[3],
189 dev
->enetaddr
[4], dev
->enetaddr
[5]);
190 printf("Address in environment is "
191 "%02X:%02X:%02X:%02X:%02X:%02X\n",
192 env_enetaddr
[0], env_enetaddr
[1],
193 env_enetaddr
[2], env_enetaddr
[3],
194 env_enetaddr
[4], env_enetaddr
[5]);
197 memcpy(dev
->enetaddr
, env_enetaddr
, 6);
202 } while(dev
!= eth_devices
);
210 void eth_set_enetaddr(int num
, char *addr
) {
211 struct eth_device
*dev
;
212 unsigned char enetaddr
[6];
217 printf("eth_set_enetaddr(num=%d, addr=%s)\n", num
, addr
);
222 for (i
=0; i
<6; i
++) {
223 enetaddr
[i
] = addr
? simple_strtoul(addr
, &end
, 16) : 0;
225 addr
= (*end
) ? end
+1 : end
;
232 if (dev
== eth_devices
)
237 printf("Setting new HW address on %s\n", dev
->name
);
238 printf("New Address is "
239 "%02X:%02X:%02X:%02X:%02X:%02X\n",
240 dev
->enetaddr
[0], dev
->enetaddr
[1],
241 dev
->enetaddr
[2], dev
->enetaddr
[3],
242 dev
->enetaddr
[4], dev
->enetaddr
[5]);
245 memcpy(dev
->enetaddr
, enetaddr
, 6);
248 int eth_init(bd_t
*bis
)
250 struct eth_device
* old_current
;
255 old_current
= eth_current
;
258 printf("Trying %s\n", eth_current
->name
);
261 if (eth_current
->init(eth_current
, bis
)) {
262 eth_current
->state
= ETH_STATE_ACTIVE
;
272 } while (old_current
!= eth_current
);
282 eth_current
->halt(eth_current
);
284 eth_current
->state
= ETH_STATE_PASSIVE
;
287 int eth_send(volatile void *packet
, int length
)
292 return eth_current
->send(eth_current
, packet
, length
);
300 return eth_current
->recv(eth_current
);
303 void eth_try_another(int first_restart
)
305 static struct eth_device
*first_failed
= NULL
;
312 first_failed
= eth_current
;
315 eth_current
= eth_current
->next
;
317 if (first_failed
== eth_current
)