470 lines
10 KiB
C
470 lines
10 KiB
C
/*
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* (C) Copyright 2001-2004
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <command.h>
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#include <net.h>
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#include <miiphy.h>
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#if (CONFIG_COMMANDS & CFG_CMD_NET) && defined(CONFIG_NET_MULTI)
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#ifdef CFG_GT_6426x
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extern int gt6426x_eth_initialize(bd_t *bis);
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#endif
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extern int au1x00_enet_initialize(bd_t*);
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extern int dc21x4x_initialize(bd_t*);
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extern int e1000_initialize(bd_t*);
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extern int eepro100_initialize(bd_t*);
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extern int eth_3com_initialize(bd_t*);
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extern int fec_initialize(bd_t*);
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extern int inca_switch_initialize(bd_t*);
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extern int mpc5xxx_fec_initialize(bd_t*);
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extern int mpc8220_fec_initialize(bd_t*);
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extern int mv6436x_eth_initialize(bd_t *);
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extern int mv6446x_eth_initialize(bd_t *);
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extern int natsemi_initialize(bd_t*);
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extern int ns8382x_initialize(bd_t*);
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extern int pcnet_initialize(bd_t*);
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extern int plb2800_eth_initialize(bd_t*);
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extern int ppc_4xx_eth_initialize(bd_t *);
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extern int rtl8139_initialize(bd_t*);
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extern int rtl8169_initialize(bd_t*);
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extern int scc_initialize(bd_t*);
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extern int skge_initialize(bd_t*);
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extern int tsec_initialize(bd_t*, int, char *);
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static struct eth_device *eth_devices, *eth_current;
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struct eth_device *eth_get_dev(void)
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{
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return eth_current;
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}
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struct eth_device *eth_get_dev_by_name(char *devname)
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{
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struct eth_device *dev, *target_dev;
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if (!eth_devices)
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return NULL;
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dev = eth_devices;
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target_dev = NULL;
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do {
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if (strcmp(devname, dev->name) == 0) {
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target_dev = dev;
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break;
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}
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dev = dev->next;
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} while (dev != eth_devices);
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return target_dev;
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}
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int eth_get_dev_index (void)
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{
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struct eth_device *dev;
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int num = 0;
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if (!eth_devices) {
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return (-1);
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}
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for (dev = eth_devices; dev; dev = dev->next) {
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if (dev == eth_current)
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break;
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++num;
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}
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if (dev) {
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return (num);
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}
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return (0);
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}
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int eth_register(struct eth_device* dev)
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{
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struct eth_device *d;
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if (!eth_devices) {
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eth_current = eth_devices = dev;
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#ifdef CONFIG_NET_MULTI
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/* update current ethernet name */
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{
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char *act = getenv("ethact");
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if (act == NULL || strcmp(act, eth_current->name) != 0)
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setenv("ethact", eth_current->name);
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}
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#endif
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} else {
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for (d=eth_devices; d->next!=eth_devices; d=d->next);
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d->next = dev;
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}
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dev->state = ETH_STATE_INIT;
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dev->next = eth_devices;
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return 0;
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}
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int eth_initialize(bd_t *bis)
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{
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char enetvar[32], env_enetaddr[6];
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int i, eth_number = 0;
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char *tmp, *end;
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eth_devices = NULL;
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eth_current = NULL;
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#if defined(CONFIG_MII) || (CONFIG_COMMANDS & CFG_CMD_MII)
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miiphy_init();
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#endif
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#ifdef CONFIG_DB64360
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mv6436x_eth_initialize(bis);
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#endif
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#ifdef CONFIG_CPCI750
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mv6436x_eth_initialize(bis);
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#endif
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#ifdef CONFIG_DB64460
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mv6446x_eth_initialize(bis);
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#endif
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#if defined(CONFIG_4xx) && !defined(CONFIG_IOP480) && !defined(CONFIG_AP1000)
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ppc_4xx_eth_initialize(bis);
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#endif
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#ifdef CONFIG_INCA_IP_SWITCH
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inca_switch_initialize(bis);
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#endif
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#ifdef CONFIG_PLB2800_ETHER
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plb2800_eth_initialize(bis);
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#endif
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#ifdef SCC_ENET
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scc_initialize(bis);
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#endif
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#if defined(CONFIG_MPC5xxx_FEC)
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mpc5xxx_fec_initialize(bis);
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#endif
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#if defined(CONFIG_MPC8220_FEC)
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mpc8220_fec_initialize(bis);
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#endif
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#if defined(CONFIG_SK98)
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skge_initialize(bis);
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#endif
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#if defined(CONFIG_MPC85XX_TSEC1)
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tsec_initialize(bis, 0, CONFIG_MPC85XX_TSEC1_NAME);
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#elif defined(CONFIG_MPC83XX_TSEC1)
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tsec_initialize(bis, 0, CONFIG_MPC83XX_TSEC1_NAME);
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#endif
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#if defined(CONFIG_MPC85XX_TSEC2)
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tsec_initialize(bis, 1, CONFIG_MPC85XX_TSEC2_NAME);
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#elif defined(CONFIG_MPC83XX_TSEC2)
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tsec_initialize(bis, 1, CONFIG_MPC83XX_TSEC2_NAME);
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#endif
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#if defined(CONFIG_MPC85XX_FEC)
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tsec_initialize(bis, 2, CONFIG_MPC85XX_FEC_NAME);
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#else
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# if defined(CONFIG_MPC85XX_TSEC3)
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tsec_initialize(bis, 2, CONFIG_MPC85XX_TSEC3_NAME);
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# elif defined(CONFIG_MPC83XX_TSEC3)
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tsec_initialize(bis, 2, CONFIG_MPC83XX_TSEC3_NAME);
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# endif
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# if defined(CONFIG_MPC85XX_TSEC4)
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tsec_initialize(bis, 3, CONFIG_MPC85XX_TSEC4_NAME);
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# elif defined(CONFIG_MPC83XX_TSEC4)
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tsec_initialize(bis, 3, CONFIG_MPC83XX_TSEC4_NAME);
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# endif
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#endif
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#if defined(FEC_ENET) || defined(CONFIG_ETHER_ON_FCC)
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fec_initialize(bis);
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#endif
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#if defined(CONFIG_AU1X00)
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au1x00_enet_initialize(bis);
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#endif
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#ifdef CONFIG_E1000
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e1000_initialize(bis);
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#endif
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#ifdef CONFIG_EEPRO100
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eepro100_initialize(bis);
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#endif
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#ifdef CONFIG_TULIP
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dc21x4x_initialize(bis);
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#endif
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#ifdef CONFIG_3COM
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eth_3com_initialize(bis);
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#endif
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#ifdef CONFIG_PCNET
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pcnet_initialize(bis);
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#endif
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#ifdef CFG_GT_6426x
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gt6426x_eth_initialize(bis);
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#endif
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#ifdef CONFIG_NATSEMI
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natsemi_initialize(bis);
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#endif
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#ifdef CONFIG_NS8382X
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ns8382x_initialize(bis);
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#endif
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#if defined(CONFIG_RTL8139)
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rtl8139_initialize(bis);
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#endif
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#if defined(CONFIG_RTL8169)
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rtl8169_initialize(bis);
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#endif
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if (!eth_devices) {
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puts ("No ethernet found.\n");
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} else {
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struct eth_device *dev = eth_devices;
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char *ethprime = getenv ("ethprime");
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do {
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if (eth_number)
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puts (", ");
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printf("%s", dev->name);
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if (ethprime && strcmp (dev->name, ethprime) == 0) {
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eth_current = dev;
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puts (" [PRIME]");
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}
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sprintf(enetvar, eth_number ? "eth%daddr" : "ethaddr", eth_number);
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tmp = getenv (enetvar);
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for (i=0; i<6; i++) {
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env_enetaddr[i] = tmp ? simple_strtoul(tmp, &end, 16) : 0;
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if (tmp)
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tmp = (*end) ? end+1 : end;
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}
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if (memcmp(env_enetaddr, "\0\0\0\0\0\0", 6)) {
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if (memcmp(dev->enetaddr, "\0\0\0\0\0\0", 6) &&
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memcmp(dev->enetaddr, env_enetaddr, 6))
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{
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printf ("\nWarning: %s MAC addresses don't match:\n",
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dev->name);
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printf ("Address in SROM is "
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"%02X:%02X:%02X:%02X:%02X:%02X\n",
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dev->enetaddr[0], dev->enetaddr[1],
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dev->enetaddr[2], dev->enetaddr[3],
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dev->enetaddr[4], dev->enetaddr[5]);
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printf ("Address in environment is "
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"%02X:%02X:%02X:%02X:%02X:%02X\n",
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env_enetaddr[0], env_enetaddr[1],
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env_enetaddr[2], env_enetaddr[3],
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env_enetaddr[4], env_enetaddr[5]);
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}
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memcpy(dev->enetaddr, env_enetaddr, 6);
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}
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eth_number++;
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dev = dev->next;
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} while(dev != eth_devices);
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#ifdef CONFIG_NET_MULTI
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/* update current ethernet name */
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if (eth_current) {
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char *act = getenv("ethact");
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if (act == NULL || strcmp(act, eth_current->name) != 0)
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setenv("ethact", eth_current->name);
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} else
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setenv("ethact", NULL);
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#endif
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putc ('\n');
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}
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return eth_number;
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}
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void eth_set_enetaddr(int num, char *addr) {
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struct eth_device *dev;
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unsigned char enetaddr[6];
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char *end;
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int i;
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debug ("eth_set_enetaddr(num=%d, addr=%s)\n", num, addr);
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if (!eth_devices)
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return;
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for (i=0; i<6; i++) {
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enetaddr[i] = addr ? simple_strtoul(addr, &end, 16) : 0;
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if (addr)
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addr = (*end) ? end+1 : end;
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}
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dev = eth_devices;
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while(num-- > 0) {
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dev = dev->next;
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if (dev == eth_devices)
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return;
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}
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debug ( "Setting new HW address on %s\n"
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"New Address is %02X:%02X:%02X:%02X:%02X:%02X\n",
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dev->name,
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enetaddr[0], enetaddr[1],
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enetaddr[2], enetaddr[3],
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enetaddr[4], enetaddr[5]);
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memcpy(dev->enetaddr, enetaddr, 6);
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}
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int eth_init(bd_t *bis)
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{
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struct eth_device* old_current;
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if (!eth_current)
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return 0;
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old_current = eth_current;
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do {
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debug ("Trying %s\n", eth_current->name);
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if (eth_current->init(eth_current, bis)) {
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eth_current->state = ETH_STATE_ACTIVE;
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return 1;
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}
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debug ("FAIL\n");
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eth_try_another(0);
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} while (old_current != eth_current);
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return 0;
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}
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void eth_halt(void)
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{
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if (!eth_current)
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return;
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eth_current->halt(eth_current);
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eth_current->state = ETH_STATE_PASSIVE;
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}
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int eth_send(volatile void *packet, int length)
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{
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if (!eth_current)
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return -1;
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return eth_current->send(eth_current, packet, length);
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}
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int eth_rx(void)
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{
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if (!eth_current)
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return -1;
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return eth_current->recv(eth_current);
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}
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void eth_try_another(int first_restart)
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{
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static struct eth_device *first_failed = NULL;
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if (!eth_current)
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return;
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if (first_restart) {
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first_failed = eth_current;
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}
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eth_current = eth_current->next;
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#ifdef CONFIG_NET_MULTI
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/* update current ethernet name */
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{
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char *act = getenv("ethact");
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if (act == NULL || strcmp(act, eth_current->name) != 0)
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setenv("ethact", eth_current->name);
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}
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#endif
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if (first_failed == eth_current) {
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NetRestartWrap = 1;
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}
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}
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#ifdef CONFIG_NET_MULTI
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void eth_set_current(void)
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{
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char *act;
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struct eth_device* old_current;
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if (!eth_current) /* XXX no current */
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return;
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act = getenv("ethact");
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if (act != NULL) {
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old_current = eth_current;
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do {
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if (strcmp(eth_current->name, act) == 0)
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return;
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eth_current = eth_current->next;
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} while (old_current != eth_current);
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}
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setenv("ethact", eth_current->name);
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}
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#endif
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char *eth_get_name (void)
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{
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return (eth_current ? eth_current->name : "unknown");
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}
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#elif (CONFIG_COMMANDS & CFG_CMD_NET) && !defined(CONFIG_NET_MULTI)
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extern int at91rm9200_miiphy_initialize(bd_t *bis);
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extern int emac4xx_miiphy_initialize(bd_t *bis);
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extern int mcf52x2_miiphy_initialize(bd_t *bis);
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extern int ns7520_miiphy_initialize(bd_t *bis);
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int eth_initialize(bd_t *bis)
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{
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#if defined(CONFIG_MII) || (CONFIG_COMMANDS & CFG_CMD_MII)
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miiphy_init();
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#endif
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#if defined(CONFIG_AT91RM9200)
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at91rm9200_miiphy_initialize(bis);
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#endif
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#if defined(CONFIG_4xx) && !defined(CONFIG_IOP480) \
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&& !defined(CONFIG_AP1000) && !defined(CONFIG_405)
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emac4xx_miiphy_initialize(bis);
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#endif
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#if defined(CONFIG_MCF52x2)
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mcf52x2_miiphy_initialize(bis);
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#endif
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#if defined(CONFIG_NETARM)
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ns7520_miiphy_initialize(bis);
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#endif
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return 0;
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}
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#endif
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