[people/ms/u-boot.git] / net / eth.c

/*
 * (C) Copyright 2001-2004
 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#include <common.h>
#include <command.h>
#include <net.h>

#if (CONFIG_COMMANDS & CFG_CMD_NET) && defined(CONFIG_NET_MULTI)

#ifdef CFG_GT_6426x
extern int gt6426x_eth_initialize(bd_t *bis);
#endif

extern int au1x00_enet_initialize(bd_t*);
extern int dc21x4x_initialize(bd_t*);
extern int e1000_initialize(bd_t*);
extern int eepro100_initialize(bd_t*);
extern int eth_3com_initialize(bd_t*);
extern int fec_initialize(bd_t*);
extern int inca_switch_initialize(bd_t*);
extern int mpc5xxx_fec_initialize(bd_t*);
extern int mpc8220_fec_initialize(bd_t*);
extern int mv6436x_eth_initialize(bd_t *);
extern int mv6446x_eth_initialize(bd_t *);
extern int natsemi_initialize(bd_t*);
extern int ns8382x_initialize(bd_t*);
extern int pcnet_initialize(bd_t*);
extern int plb2800_eth_initialize(bd_t*);
extern int ppc_4xx_eth_initialize(bd_t *);
extern int rtl8139_initialize(bd_t*);
extern int rtl8169_initialize(bd_t*);
extern int scc_initialize(bd_t*);
extern int skge_initialize(bd_t*);
extern int tsec_initialize(bd_t*, int, char *);

static struct eth_device *eth_devices, *eth_current;

struct eth_device *eth_get_dev(void)
{
	return eth_current;
}

int eth_get_dev_index (void)
{
	struct eth_device *dev;
	int num = 0;

	if (!eth_devices) {
		return (-1);
	}

	for (dev = eth_devices; dev; dev = dev->next) {
		if (dev == eth_current)
			break;
		++num;
	}

	if (dev) {
		return (num);
	}

	return (0);
}

int eth_register(struct eth_device* dev)
{
	struct eth_device *d;

	if (!eth_devices) {
		eth_current = eth_devices = dev;
#ifdef CONFIG_NET_MULTI
		/* update current ethernet name */
		{
			char *act = getenv("ethact");
			if (act == NULL || strcmp(act, eth_current->name) != 0)
				setenv("ethact", eth_current->name);
		}
#endif
	} else {
		for (d=eth_devices; d->next!=eth_devices; d=d->next);
		d->next = dev;
	}

	dev->state = ETH_STATE_INIT;
	dev->next  = eth_devices;

	return 0;
}

int eth_initialize(bd_t *bis)
{
	char enetvar[32], env_enetaddr[6];
	int i, eth_number = 0;
	char *tmp, *end;

	eth_devices = NULL;
	eth_current = NULL;

#ifdef CONFIG_DB64360
	mv6436x_eth_initialize(bis);
#endif
#ifdef CONFIG_CPCI750
	mv6436x_eth_initialize(bis);
#endif
#ifdef CONFIG_DB64460
	mv6446x_eth_initialize(bis);
#endif
#if defined(CONFIG_4xx) && !defined(CONFIG_IOP480) && !defined(CONFIG_AP1000)
	ppc_4xx_eth_initialize(bis);
#endif
#ifdef CONFIG_INCA_IP_SWITCH
	inca_switch_initialize(bis);
#endif
#ifdef CONFIG_PLB2800_ETHER
	plb2800_eth_initialize(bis);
#endif
#ifdef SCC_ENET
	scc_initialize(bis);
#endif
#if defined(FEC_ENET) || defined(CONFIG_ETHER_ON_FCC)
	fec_initialize(bis);
#endif
#if defined(CONFIG_MPC5xxx_FEC)
	mpc5xxx_fec_initialize(bis);
#endif
#if defined(CONFIG_MPC8220_FEC)
	mpc8220_fec_initialize(bis);
#endif
#if defined(CONFIG_SK98)
	skge_initialize(bis);
#endif
#if defined(CONFIG_MPC85XX_TSEC1)
	tsec_initialize(bis, 0, CONFIG_MPC85XX_TSEC1_NAME);
#elif defined(CONFIG_MPC83XX_TSEC1)
	tsec_initialize(bis, 0, CONFIG_MPC83XX_TSEC1_NAME);
#endif
#if defined(CONFIG_MPC85XX_TSEC2)
	tsec_initialize(bis, 1, CONFIG_MPC85XX_TSEC2_NAME);
#elif defined(CONFIG_MPC83XX_TSEC2)
	tsec_initialize(bis, 1, CONFIG_MPC83XX_TSEC2_NAME);
#endif
#if defined(CONFIG_MPC85XX_FEC)
	tsec_initialize(bis, 2, CONFIG_MPC85XX_FEC_NAME);
#else
#    if defined(CONFIG_MPC85XX_TSEC3)
	tsec_initialize(bis, 2, CONFIG_MPC85XX_TSEC3_NAME);
#    elif defined(CONFIG_MPC83XX_TSEC3)
	tsec_initialize(bis, 2, CONFIG_MPC83XX_TSEC3_NAME);
#    endif
#    if defined(CONFIG_MPC85XX_TSEC4)
	tsec_initialize(bis, 3, CONFIG_MPC85XX_TSEC4_NAME);
#    elif defined(CONFIG_MPC83XX_TSEC4)
	tsec_initialize(bis, 3, CONFIG_MPC83XX_TSEC4_NAME);
#    endif
#endif
#if defined(CONFIG_AU1X00)
	au1x00_enet_initialize(bis);
#endif
#ifdef CONFIG_E1000
	e1000_initialize(bis);
#endif
#ifdef CONFIG_EEPRO100
	eepro100_initialize(bis);
#endif
#ifdef CONFIG_TULIP
	dc21x4x_initialize(bis);
#endif
#ifdef CONFIG_3COM
	eth_3com_initialize(bis);
#endif
#ifdef CONFIG_PCNET
	pcnet_initialize(bis);
#endif
#ifdef CFG_GT_6426x
	gt6426x_eth_initialize(bis);
#endif
#ifdef CONFIG_NATSEMI
	natsemi_initialize(bis);
#endif
#ifdef CONFIG_NS8382X
	ns8382x_initialize(bis);
#endif
#if defined(CONFIG_RTL8139)
	rtl8139_initialize(bis);
#endif
#if defined(CONFIG_RTL8169)
	rtl8169_initialize(bis);
#endif

	if (!eth_devices) {
		puts ("No ethernet found.\n");
	} else {
		struct eth_device *dev = eth_devices;
		char *ethprime = getenv ("ethprime");

		do {
			if (eth_number)
				puts (", ");

			printf("%s", dev->name);

			if (ethprime && strcmp (dev->name, ethprime) == 0) {
				eth_current = dev;
				puts (" [PRIME]");
			}

			sprintf(enetvar, eth_number ? "eth%daddr" : "ethaddr", eth_number);
			tmp = getenv (enetvar);

			for (i=0; i<6; i++) {
				env_enetaddr[i] = tmp ? simple_strtoul(tmp, &end, 16) : 0;
				if (tmp)
					tmp = (*end) ? end+1 : end;
			}

			if (memcmp(env_enetaddr, "\0\0\0\0\0\0", 6)) {
				if (memcmp(dev->enetaddr, "\0\0\0\0\0\0", 6) &&
				    memcmp(dev->enetaddr, env_enetaddr, 6))
				{
					printf ("\nWarning: %s MAC addresses don't match:\n",
						dev->name);
					printf ("Address in SROM is         "
					       "%02X:%02X:%02X:%02X:%02X:%02X\n",
					       dev->enetaddr[0], dev->enetaddr[1],
					       dev->enetaddr[2], dev->enetaddr[3],
					       dev->enetaddr[4], dev->enetaddr[5]);
					printf ("Address in environment is  "
					       "%02X:%02X:%02X:%02X:%02X:%02X\n",
					       env_enetaddr[0], env_enetaddr[1],
					       env_enetaddr[2], env_enetaddr[3],
					       env_enetaddr[4], env_enetaddr[5]);
				}

				memcpy(dev->enetaddr, env_enetaddr, 6);
			}

			eth_number++;
			dev = dev->next;
		} while(dev != eth_devices);

#ifdef CONFIG_NET_MULTI
		/* update current ethernet name */
		if (eth_current) {
			char *act = getenv("ethact");
			if (act == NULL || strcmp(act, eth_current->name) != 0)
				setenv("ethact", eth_current->name);
		} else
			setenv("ethact", NULL);
#endif

		putc ('\n');
	}

	return eth_number;
}

void eth_set_enetaddr(int num, char *addr) {
	struct eth_device *dev;
	unsigned char enetaddr[6];
	char *end;
	int i;

	debug ("eth_set_enetaddr(num=%d, addr=%s)\n", num, addr);

	if (!eth_devices)
		return;

	for (i=0; i<6; i++) {
		enetaddr[i] = addr ? simple_strtoul(addr, &end, 16) : 0;
		if (addr)
			addr = (*end) ? end+1 : end;
	}

	dev = eth_devices;
	while(num-- > 0) {
		dev = dev->next;

		if (dev == eth_devices)
			return;
	}

	debug ( "Setting new HW address on %s\n"
		"New Address is             %02X:%02X:%02X:%02X:%02X:%02X\n",
		dev->name,
		enetaddr[0], enetaddr[1],
		enetaddr[2], enetaddr[3],
		enetaddr[4], enetaddr[5]);

	memcpy(dev->enetaddr, enetaddr, 6);
}

int eth_init(bd_t *bis)
{
	struct eth_device* old_current;

	if (!eth_current)
		return 0;

	old_current = eth_current;
	do {
		debug ("Trying %s\n", eth_current->name);

		if (eth_current->init(eth_current, bis)) {
			eth_current->state = ETH_STATE_ACTIVE;

			return 1;
		}
		debug  ("FAIL\n");

		eth_try_another(0);
	} while (old_current != eth_current);

	return 0;
}

void eth_halt(void)
{
	if (!eth_current)
		return;

	eth_current->halt(eth_current);

	eth_current->state = ETH_STATE_PASSIVE;
}

int eth_send(volatile void *packet, int length)
{
	if (!eth_current)
		return -1;

	return eth_current->send(eth_current, packet, length);
}

int eth_rx(void)
{
	if (!eth_current)
		return -1;

	return eth_current->recv(eth_current);
}

void eth_try_another(int first_restart)
{
	static struct eth_device *first_failed = NULL;

	if (!eth_current)
		return;

	if (first_restart) {
		first_failed = eth_current;
	}

	eth_current = eth_current->next;

#ifdef CONFIG_NET_MULTI
	/* update current ethernet name */
	{
		char *act = getenv("ethact");
		if (act == NULL || strcmp(act, eth_current->name) != 0)
			setenv("ethact", eth_current->name);
	}
#endif

	if (first_failed == eth_current) {
		NetRestartWrap = 1;
	}
}

#ifdef CONFIG_NET_MULTI
void eth_set_current(void)
{
	char *act;
	struct eth_device* old_current;

	if (!eth_current)	/* XXX no current */
		return;

	act = getenv("ethact");
	if (act != NULL) {
		old_current = eth_current;
		do {
			if (strcmp(eth_current->name, act) == 0)
				return;
			eth_current = eth_current->next;
		} while (old_current != eth_current);
	}

	setenv("ethact", eth_current->name);
}
#endif

char *eth_get_name (void)
{
	return (eth_current ? eth_current->name : "unknown");
}
#endif
Commit	Line	Data
c609719b	1	/*
d4ca31c4	2	* (C) Copyright 2001-2004
c609719b WD	3	* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
	4	*
	5	* See file CREDITS for list of people who contributed to this
	6	* project.
	7	*
	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.
	12	*
	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.
	17	*
	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,
	21	* MA 02111-1307 USA
	22	*/
	23
	24	#include <common.h>
	25	#include <command.h>
	26	#include <net.h>
	27
	28	#if (CONFIG_COMMANDS & CFG_CMD_NET) && defined(CONFIG_NET_MULTI)
	29
	30	#ifdef CFG_GT_6426x
	31	extern int gt6426x_eth_initialize(bd_t *bis);
	32	#endif
	33
3a473b2a WD	34	extern int au1x00_enet_initialize(bd_t*);
3a473b2a WD	35	extern int dc21x4x_initialize(bd_t*);
682011ff	36	extern int e1000_initialize(bd_t*);
c609719b	37	extern int eepro100_initialize(bd_t*);
c7de829c	38	extern int eth_3com_initialize(bd_t*);
c609719b	39	extern int fec_initialize(bd_t*);
6069ff26	40	extern int inca_switch_initialize(bd_t*);
945af8d7	41	extern int mpc5xxx_fec_initialize(bd_t*);
983fda83	42	extern int mpc8220_fec_initialize(bd_t*);
3a473b2a WD	43	extern int mv6436x_eth_initialize(bd_t *);
	44	extern int mv6446x_eth_initialize(bd_t *);
	45	extern int natsemi_initialize(bd_t*);
	46	extern int ns8382x_initialize(bd_t*);
	47	extern int pcnet_initialize(bd_t*);
	48	extern int plb2800_eth_initialize(bd_t*);
	49	extern int ppc_4xx_eth_initialize(bd_t *);
	50	extern int rtl8139_initialize(bd_t*);
a8bd82de	51	extern int rtl8169_initialize(bd_t*);
3a473b2a	52	extern int scc_initialize(bd_t*);
7152b1d0	53	extern int skge_initialize(bd_t*);
d9b94f28	54	extern int tsec_initialize(bd_t, int, char );
c609719b WD	55
	56	static struct eth_device eth_devices, eth_current;
	57
	58	struct eth_device *eth_get_dev(void)
	59	{
	60	return eth_current;
	61	}
	62
	63	int eth_get_dev_index (void)
	64	{
	65	struct eth_device *dev;
	66	int num = 0;
	67
	68	if (!eth_devices) {
	69	return (-1);
	70	}
	71
	72	for (dev = eth_devices; dev; dev = dev->next) {
	73	if (dev == eth_current)
	74	break;
	75	++num;
	76	}
	77
	78	if (dev) {
	79	return (num);
	80	}
	81
	82	return (0);
	83	}
	84
	85	int eth_register(struct eth_device* dev)
	86	{
	87	struct eth_device *d;
	88
	89	if (!eth_devices) {
	90	eth_current = eth_devices = dev;
a3d991bd WD	91	#ifdef CONFIG_NET_MULTI
	92	/* update current ethernet name */
	93	{
	94	char *act = getenv("ethact");
	95	if (act == NULL \|\| strcmp(act, eth_current->name) != 0)
	96	setenv("ethact", eth_current->name);
	97	}
	98	#endif
c609719b WD	99	} else {
	100	for (d=eth_devices; d->next!=eth_devices; d=d->next);
	101	d->next = dev;
	102	}
	103
	104	dev->state = ETH_STATE_INIT;
	105	dev->next = eth_devices;
	106
	107	return 0;
	108	}
	109
	110	int eth_initialize(bd_t *bis)
	111	{
77ddac94	112	char enetvar[32], env_enetaddr[6];
c609719b WD	113	int i, eth_number = 0;
	114	char tmp, end;
	115
	116	eth_devices = NULL;
	117	eth_current = NULL;
	118
3a473b2a WD	119	#ifdef CONFIG_DB64360
	120	mv6436x_eth_initialize(bis);
	121	#endif
946c2185 SR	122	#ifdef CONFIG_CPCI750
	123	mv6436x_eth_initialize(bis);
	124	#endif
3a473b2a WD	125	#ifdef CONFIG_DB64460
	126	mv6446x_eth_initialize(bis);
	127	#endif
7521af1c	128	#if defined(CONFIG_4xx) && !defined(CONFIG_IOP480) && !defined(CONFIG_AP1000)
8bde7f77	129	ppc_4xx_eth_initialize(bis);
a3ed3996	130	#endif
6069ff26 WD	131	#ifdef CONFIG_INCA_IP_SWITCH
	132	inca_switch_initialize(bis);
	133	#endif
3e38691e WD	134	#ifdef CONFIG_PLB2800_ETHER
	135	plb2800_eth_initialize(bis);
	136	#endif
baac607c WD	137	#ifdef SCC_ENET
	138	scc_initialize(bis);
	139	#endif
	140	#if defined(FEC_ENET) \|\| defined(CONFIG_ETHER_ON_FCC)
	141	fec_initialize(bis);
	142	#endif
	143	#if defined(CONFIG_MPC5xxx_FEC)
	144	mpc5xxx_fec_initialize(bis);
	145	#endif
7680c140	146	#if defined(CONFIG_MPC8220_FEC)
983fda83 WD	147	mpc8220_fec_initialize(bis);
983fda83 WD	148	#endif
baac607c WD	149	#if defined(CONFIG_SK98)
	150	skge_initialize(bis);
	151	#endif
0ac6f8b7	152	#if defined(CONFIG_MPC85XX_TSEC1)
d9b94f28	153	tsec_initialize(bis, 0, CONFIG_MPC85XX_TSEC1_NAME);
f046ccd1 EL	154	#elif defined(CONFIG_MPC83XX_TSEC1)
f046ccd1 EL	155	tsec_initialize(bis, 0, CONFIG_MPC83XX_TSEC1_NAME);
0ac6f8b7 WD	156	#endif
0ac6f8b7 WD	157	#if defined(CONFIG_MPC85XX_TSEC2)
d9b94f28	158	tsec_initialize(bis, 1, CONFIG_MPC85XX_TSEC2_NAME);
f046ccd1 EL	159	#elif defined(CONFIG_MPC83XX_TSEC2)
f046ccd1 EL	160	tsec_initialize(bis, 1, CONFIG_MPC83XX_TSEC2_NAME);
0ac6f8b7 WD	161	#endif
0ac6f8b7 WD	162	#if defined(CONFIG_MPC85XX_FEC)
d9b94f28 JL	163	tsec_initialize(bis, 2, CONFIG_MPC85XX_FEC_NAME);
	164	#else
	165	# if defined(CONFIG_MPC85XX_TSEC3)
	166	tsec_initialize(bis, 2, CONFIG_MPC85XX_TSEC3_NAME);
f046ccd1 EL	167	# elif defined(CONFIG_MPC83XX_TSEC3)
f046ccd1 EL	168	tsec_initialize(bis, 2, CONFIG_MPC83XX_TSEC3_NAME);
d9b94f28 JL	169	# endif
	170	# if defined(CONFIG_MPC85XX_TSEC4)
	171	tsec_initialize(bis, 3, CONFIG_MPC85XX_TSEC4_NAME);
f046ccd1 EL	172	# elif defined(CONFIG_MPC83XX_TSEC4)
f046ccd1 EL	173	tsec_initialize(bis, 3, CONFIG_MPC83XX_TSEC4_NAME);
d9b94f28	174	# endif
baac607c WD	175	#endif
	176	#if defined(CONFIG_AU1X00)
	177	au1x00_enet_initialize(bis);
	178	#endif
682011ff WD	179	#ifdef CONFIG_E1000
	180	e1000_initialize(bis);
	181	#endif
c609719b WD	182	#ifdef CONFIG_EEPRO100
	183	eepro100_initialize(bis);
	184	#endif
	185	#ifdef CONFIG_TULIP
	186	dc21x4x_initialize(bis);
	187	#endif
c7de829c WD	188	#ifdef CONFIG_3COM
	189	eth_3com_initialize(bis);
	190	#endif
c609719b WD	191	#ifdef CONFIG_PCNET
	192	pcnet_initialize(bis);
	193	#endif
	194	#ifdef CFG_GT_6426x
	195	gt6426x_eth_initialize(bis);
	196	#endif
	197	#ifdef CONFIG_NATSEMI
	198	natsemi_initialize(bis);
	199	#endif
	200	#ifdef CONFIG_NS8382X
	201	ns8382x_initialize(bis);
	202	#endif
63f34912 WD	203	#if defined(CONFIG_RTL8139)
	204	rtl8139_initialize(bis);
	205	#endif
a8bd82de WD	206	#if defined(CONFIG_RTL8169)
	207	rtl8169_initialize(bis);
	208	#endif
c609719b WD	209
	210	if (!eth_devices) {
	211	puts ("No ethernet found.\n");
	212	} else {
	213	struct eth_device *dev = eth_devices;
	214	char *ethprime = getenv ("ethprime");
	215
	216	do {
	217	if (eth_number)
	218	puts (", ");
	219
	220	printf("%s", dev->name);
	221
	222	if (ethprime && strcmp (dev->name, ethprime) == 0) {
	223	eth_current = dev;
	224	puts (" [PRIME]");
	225	}
	226
	227	sprintf(enetvar, eth_number ? "eth%daddr" : "ethaddr", eth_number);
	228	tmp = getenv (enetvar);
	229
	230	for (i=0; i<6; i++) {
	231	env_enetaddr[i] = tmp ? simple_strtoul(tmp, &end, 16) : 0;
	232	if (tmp)
	233	tmp = (*end) ? end+1 : end;
	234	}
	235
	236	if (memcmp(env_enetaddr, "\0\0\0\0\0\0", 6)) {
	237	if (memcmp(dev->enetaddr, "\0\0\0\0\0\0", 6) &&
	238	memcmp(dev->enetaddr, env_enetaddr, 6))
	239	{
baac607c WD	240	printf ("\nWarning: %s MAC addresses don't match:\n",
	241	dev->name);
	242	printf ("Address in SROM is "
c609719b WD	243	"%02X:%02X:%02X:%02X:%02X:%02X\n",
	244	dev->enetaddr[0], dev->enetaddr[1],
	245	dev->enetaddr[2], dev->enetaddr[3],
	246	dev->enetaddr[4], dev->enetaddr[5]);
baac607c	247	printf ("Address in environment is "
c609719b WD	248	"%02X:%02X:%02X:%02X:%02X:%02X\n",
	249	env_enetaddr[0], env_enetaddr[1],
	250	env_enetaddr[2], env_enetaddr[3],
	251	env_enetaddr[4], env_enetaddr[5]);
	252	}
	253
	254	memcpy(dev->enetaddr, env_enetaddr, 6);
	255	}
	256
	257	eth_number++;
	258	dev = dev->next;
	259	} while(dev != eth_devices);
	260
a3d991bd WD	261	#ifdef CONFIG_NET_MULTI
	262	/* update current ethernet name */
	263	if (eth_current) {
	264	char *act = getenv("ethact");
	265	if (act == NULL \|\| strcmp(act, eth_current->name) != 0)
	266	setenv("ethact", eth_current->name);
	267	} else
	268	setenv("ethact", NULL);
	269	#endif
	270
c609719b WD	271	putc ('\n');
	272	}
	273
	274	return eth_number;
	275	}
	276
	277	void eth_set_enetaddr(int num, char *addr) {
	278	struct eth_device *dev;
	279	unsigned char enetaddr[6];
	280	char *end;
	281	int i;
	282
d4ca31c4 WD	283	debug ("eth_set_enetaddr(num=%d, addr=%s)\n", num, addr);
d4ca31c4 WD	284
c609719b WD	285	if (!eth_devices)
	286	return;
	287
	288	for (i=0; i<6; i++) {
	289	enetaddr[i] = addr ? simple_strtoul(addr, &end, 16) : 0;
	290	if (addr)
	291	addr = (*end) ? end+1 : end;
	292	}
	293
	294	dev = eth_devices;
	295	while(num-- > 0) {
	296	dev = dev->next;
	297
	298	if (dev == eth_devices)
	299	return;
	300	}
	301
d4ca31c4 WD	302	debug ( "Setting new HW address on %s\n"
	303	"New Address is %02X:%02X:%02X:%02X:%02X:%02X\n",
	304	dev->name,
a188b585 WD	305	enetaddr[0], enetaddr[1],
	306	enetaddr[2], enetaddr[3],
	307	enetaddr[4], enetaddr[5]);
c609719b WD	308
	309	memcpy(dev->enetaddr, enetaddr, 6);
	310	}
	311
	312	int eth_init(bd_t *bis)
	313	{
	314	struct eth_device* old_current;
	315
	316	if (!eth_current)
	317	return 0;
	318
	319	old_current = eth_current;
	320	do {
d4ca31c4	321	debug ("Trying %s\n", eth_current->name);
c609719b WD	322
	323	if (eth_current->init(eth_current, bis)) {
	324	eth_current->state = ETH_STATE_ACTIVE;
	325
c609719b WD	326	return 1;
c609719b WD	327	}
d4ca31c4	328	debug ("FAIL\n");
c609719b WD	329
	330	eth_try_another(0);
	331	} while (old_current != eth_current);
	332
	333	return 0;
	334	}
	335
	336	void eth_halt(void)
	337	{
	338	if (!eth_current)
	339	return;
	340
	341	eth_current->halt(eth_current);
	342
	343	eth_current->state = ETH_STATE_PASSIVE;
	344	}
	345
	346	int eth_send(volatile void *packet, int length)
	347	{
	348	if (!eth_current)
	349	return -1;
	350
	351	return eth_current->send(eth_current, packet, length);
	352	}
	353
	354	int eth_rx(void)
	355	{
	356	if (!eth_current)
	357	return -1;
	358
	359	return eth_current->recv(eth_current);
	360	}
	361
	362	void eth_try_another(int first_restart)
	363	{
	364	static struct eth_device *first_failed = NULL;
	365
	366	if (!eth_current)
	367	return;
	368
baac607c	369	if (first_restart) {
c609719b WD	370	first_failed = eth_current;
	371	}
	372
	373	eth_current = eth_current->next;
	374
a3d991bd WD	375	#ifdef CONFIG_NET_MULTI
	376	/* update current ethernet name */
	377	{
	378	char *act = getenv("ethact");
	379	if (act == NULL \|\| strcmp(act, eth_current->name) != 0)
	380	setenv("ethact", eth_current->name);
	381	}
	382	#endif
	383
baac607c	384	if (first_failed == eth_current) {
c609719b WD	385	NetRestartWrap = 1;
	386	}
	387	}
	388
a3d991bd WD	389	#ifdef CONFIG_NET_MULTI
	390	void eth_set_current(void)
	391	{
	392	char *act;
	393	struct eth_device* old_current;
	394
	395	if (!eth_current) /* XXX no current */
	396	return;
	397
	398	act = getenv("ethact");
	399	if (act != NULL) {
	400	old_current = eth_current;
	401	do {
	402	if (strcmp(eth_current->name, act) == 0)
	403	return;
	404	eth_current = eth_current->next;
	405	} while (old_current != eth_current);
	406	}
	407
	408	setenv("ethact", eth_current->name);
	409	}
	410	#endif
	411
5bb226e8 WD	412	char *eth_get_name (void)
	413	{
	414	return (eth_current ? eth_current->name : "unknown");
	415	}
c609719b	416	#endif