Initial revision
diff --git a/net/eth.c b/net/eth.c
new file mode 100644
index 0000000..3b06440
--- /dev/null
+++ b/net/eth.c
@@ -0,0 +1,292 @@
+/*
+ * (C) Copyright 2001, 2002
+ * 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 eepro100_initialize(bd_t*);
+extern int natsemi_initialize(bd_t*);
+extern int ns8382x_initialize(bd_t*);
+extern int dc21x4x_initialize(bd_t*);
+extern int pcnet_initialize(bd_t*);
+extern int fec_initialize(bd_t*);
+extern int scc_initialize(bd_t*);
+
+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;
+ } 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)
+{
+ unsigned char enetvar[32], env_enetaddr[6];
+ int i, eth_number = 0;
+ char *tmp, *end;
+
+ eth_devices = NULL;
+ eth_current = NULL;
+
+#ifdef CONFIG_EEPRO100
+ eepro100_initialize(bis);
+#endif
+#ifdef CONFIG_TULIP
+ dc21x4x_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
+#ifdef SCC_ENET
+ scc_initialize(bis);
+#endif
+#ifdef FEC_ENET
+ fec_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 HW address 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);
+
+ 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;
+
+#ifdef DEBUG
+ printf("eth_set_enetaddr(num=%d, addr=%s)\n", num, addr);
+#endif
+ 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;
+ }
+
+#ifdef DEBUG
+ printf("Setting new HW address on %s\n", dev->name);
+ printf("New Address 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]);
+#endif
+
+ 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 {
+#ifdef DEBUG
+ printf("Trying %s\n", eth_current->name);
+#endif
+
+ if (eth_current->init(eth_current, bis)) {
+ eth_current->state = ETH_STATE_ACTIVE;
+
+ printf("%s configured\n", eth_current->name);
+ return 1;
+ }
+
+#ifdef DEBUG
+ puts ("FAIL\n");
+#endif
+
+ 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;
+
+ if (first_failed == eth_current)
+ {
+ NetRestartWrap = 1;
+ }
+}
+
+#endif