]>
git.ipfire.org Git - people/ms/u-boot.git/blob - net/eth.c
32051a12020262d1efd396d54b12beb75779207e
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 rtl8139_initialize(bd_t
*);
50 extern int scc_initialize(bd_t
*);
51 extern int skge_initialize(bd_t
*);
52 extern int tsec_initialize(bd_t
*);
54 static struct eth_device
*eth_devices
, *eth_current
;
56 struct eth_device
*eth_get_dev(void)
61 int eth_get_dev_index (void)
63 struct eth_device
*dev
;
70 for (dev
= eth_devices
; dev
; dev
= dev
->next
) {
71 if (dev
== eth_current
)
83 int eth_register(struct eth_device
* dev
)
88 eth_current
= eth_devices
= dev
;
90 for (d
=eth_devices
; d
->next
!=eth_devices
; d
=d
->next
);
94 dev
->state
= ETH_STATE_INIT
;
95 dev
->next
= eth_devices
;
100 int eth_initialize(bd_t
*bis
)
102 unsigned char enetvar
[32], env_enetaddr
[6];
103 int i
, eth_number
= 0;
109 #ifdef CONFIG_DB64360
110 mv6436x_eth_initialize(bis
);
112 #ifdef CONFIG_DB64460
113 mv6446x_eth_initialize(bis
);
115 #if defined(CONFIG_405GP) || defined(CONFIG_440) || defined(CONFIG_405EP)
116 ppc_4xx_eth_initialize(bis
);
118 #ifdef CONFIG_INCA_IP_SWITCH
119 inca_switch_initialize(bis
);
121 #ifdef CONFIG_PLB2800_ETHER
122 plb2800_eth_initialize(bis
);
125 e1000_initialize(bis
);
127 #ifdef CONFIG_EEPRO100
128 eepro100_initialize(bis
);
131 dc21x4x_initialize(bis
);
134 eth_3com_initialize(bis
);
137 pcnet_initialize(bis
);
140 gt6426x_eth_initialize(bis
);
142 #ifdef CONFIG_NATSEMI
143 natsemi_initialize(bis
);
145 #ifdef CONFIG_NS8382X
146 ns8382x_initialize(bis
);
151 #if defined(FEC_ENET) || defined(CONFIG_ETHER_ON_FCC)
154 #if defined(CONFIG_MPC5XXX_FEC)
155 mpc5xxx_fec_initialize(bis
);
157 #if defined(CONFIG_SK98)
158 skge_initialize(bis
);
160 #ifdef CONFIG_TSEC_ENET
161 tsec_initialize(bis
);
163 #if defined(CONFIG_AU1X00)
164 au1x00_enet_initialize(bis
);
166 #if defined(CONFIG_RTL8139)
167 rtl8139_initialize(bis
);
171 puts ("No ethernet found.\n");
173 struct eth_device
*dev
= eth_devices
;
174 char *ethprime
= getenv ("ethprime");
180 printf("%s", dev
->name
);
182 if (ethprime
&& strcmp (dev
->name
, ethprime
) == 0) {
187 sprintf(enetvar
, eth_number
? "eth%daddr" : "ethaddr", eth_number
);
188 tmp
= getenv (enetvar
);
190 for (i
=0; i
<6; i
++) {
191 env_enetaddr
[i
] = tmp
? simple_strtoul(tmp
, &end
, 16) : 0;
193 tmp
= (*end
) ? end
+1 : end
;
196 if (memcmp(env_enetaddr
, "\0\0\0\0\0\0", 6)) {
197 if (memcmp(dev
->enetaddr
, "\0\0\0\0\0\0", 6) &&
198 memcmp(dev
->enetaddr
, env_enetaddr
, 6))
200 printf("\nWarning: %s MAC addresses don't match:\n", dev
->name
);
201 printf("Address in SROM is "
202 "%02X:%02X:%02X:%02X:%02X:%02X\n",
203 dev
->enetaddr
[0], dev
->enetaddr
[1],
204 dev
->enetaddr
[2], dev
->enetaddr
[3],
205 dev
->enetaddr
[4], dev
->enetaddr
[5]);
206 printf("Address in environment is "
207 "%02X:%02X:%02X:%02X:%02X:%02X\n",
208 env_enetaddr
[0], env_enetaddr
[1],
209 env_enetaddr
[2], env_enetaddr
[3],
210 env_enetaddr
[4], env_enetaddr
[5]);
213 memcpy(dev
->enetaddr
, env_enetaddr
, 6);
218 } while(dev
!= eth_devices
);
226 void eth_set_enetaddr(int num
, char *addr
) {
227 struct eth_device
*dev
;
228 unsigned char enetaddr
[6];
232 debug ("eth_set_enetaddr(num=%d, addr=%s)\n", num
, addr
);
237 for (i
=0; i
<6; i
++) {
238 enetaddr
[i
] = addr
? simple_strtoul(addr
, &end
, 16) : 0;
240 addr
= (*end
) ? end
+1 : end
;
247 if (dev
== eth_devices
)
251 debug ( "Setting new HW address on %s\n"
252 "New Address is %02X:%02X:%02X:%02X:%02X:%02X\n",
254 dev
->enetaddr
[0], dev
->enetaddr
[1],
255 dev
->enetaddr
[2], dev
->enetaddr
[3],
256 dev
->enetaddr
[4], dev
->enetaddr
[5]);
258 memcpy(dev
->enetaddr
, enetaddr
, 6);
261 int eth_init(bd_t
*bis
)
263 struct eth_device
* old_current
;
268 old_current
= eth_current
;
270 debug ("Trying %s\n", eth_current
->name
);
272 if (eth_current
->init(eth_current
, bis
)) {
273 eth_current
->state
= ETH_STATE_ACTIVE
;
280 } while (old_current
!= eth_current
);
290 eth_current
->halt(eth_current
);
292 eth_current
->state
= ETH_STATE_PASSIVE
;
295 int eth_send(volatile void *packet
, int length
)
300 return eth_current
->send(eth_current
, packet
, length
);
308 return eth_current
->recv(eth_current
);
311 void eth_try_another(int first_restart
)
313 static struct eth_device
*first_failed
= NULL
;
320 first_failed
= eth_current
;
323 eth_current
= eth_current
->next
;
325 if (first_failed
== eth_current
)
331 char *eth_get_name (void)
333 return (eth_current
? eth_current
->name
: "unknown");