linux/drivers/net/ethernet/8390/etherh.c
<<
>>
Prefs
   1/*
   2 *  linux/drivers/acorn/net/etherh.c
   3 *
   4 *  Copyright (C) 2000-2002 Russell King
   5 *
   6 * This program is free software; you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License version 2 as
   8 * published by the Free Software Foundation.
   9 *
  10 * NS8390 I-cubed EtherH and ANT EtherM specific driver
  11 * Thanks to I-Cubed for information on their cards.
  12 * EtherM conversion (C) 1999 Chris Kemp and Tim Watterton
  13 * EtherM integration (C) 2000 Aleph One Ltd (Tak-Shing Chan)
  14 * EtherM integration re-engineered by Russell King.
  15 *
  16 * Changelog:
  17 *  08-12-1996  RMK     1.00    Created
  18 *              RMK     1.03    Added support for EtherLan500 cards
  19 *  23-11-1997  RMK     1.04    Added media autodetection
  20 *  16-04-1998  RMK     1.05    Improved media autodetection
  21 *  10-02-2000  RMK     1.06    Updated for 2.3.43
  22 *  13-05-2000  RMK     1.07    Updated for 2.3.99-pre8
  23 *  12-10-1999  CK/TEW          EtherM driver first release
  24 *  21-12-2000  TTC             EtherH/EtherM integration
  25 *  25-12-2000  RMK     1.08    Clean integration of EtherM into this driver.
  26 *  03-01-2002  RMK     1.09    Always enable IRQs if we're in the nic slot.
  27 */
  28
  29#include <linux/module.h>
  30#include <linux/kernel.h>
  31#include <linux/types.h>
  32#include <linux/fcntl.h>
  33#include <linux/interrupt.h>
  34#include <linux/ioport.h>
  35#include <linux/in.h>
  36#include <linux/string.h>
  37#include <linux/errno.h>
  38#include <linux/netdevice.h>
  39#include <linux/etherdevice.h>
  40#include <linux/ethtool.h>
  41#include <linux/skbuff.h>
  42#include <linux/delay.h>
  43#include <linux/device.h>
  44#include <linux/init.h>
  45#include <linux/bitops.h>
  46#include <linux/jiffies.h>
  47
  48#include <asm/ecard.h>
  49#include <asm/io.h>
  50#include <asm/system_info.h>
  51
  52#define EI_SHIFT(x)     (ei_local->reg_offset[x])
  53
  54#define ei_inb(_p)       readb((void __iomem *)_p)
  55#define ei_outb(_v,_p)   writeb(_v,(void __iomem *)_p)
  56#define ei_inb_p(_p)     readb((void __iomem *)_p)
  57#define ei_outb_p(_v,_p) writeb(_v,(void __iomem *)_p)
  58
  59#define DRV_NAME        "etherh"
  60#define DRV_VERSION     "1.11"
  61
  62static char version[] =
  63        "EtherH/EtherM Driver (c) 2002-2004 Russell King " DRV_VERSION "\n";
  64
  65#include "lib8390.c"
  66
  67static u32 etherh_msg_enable;
  68
  69struct etherh_priv {
  70        void __iomem    *ioc_fast;
  71        void __iomem    *memc;
  72        void __iomem    *dma_base;
  73        unsigned int    id;
  74        void __iomem    *ctrl_port;
  75        unsigned char   ctrl;
  76        u32             supported;
  77};
  78
  79struct etherh_data {
  80        unsigned long   ns8390_offset;
  81        unsigned long   dataport_offset;
  82        unsigned long   ctrlport_offset;
  83        int             ctrl_ioc;
  84        const char      name[16];
  85        u32             supported;
  86        unsigned char   tx_start_page;
  87        unsigned char   stop_page;
  88};
  89
  90MODULE_AUTHOR("Russell King");
  91MODULE_DESCRIPTION("EtherH/EtherM driver");
  92MODULE_LICENSE("GPL");
  93
  94#define ETHERH500_DATAPORT      0x800   /* MEMC */
  95#define ETHERH500_NS8390        0x000   /* MEMC */
  96#define ETHERH500_CTRLPORT      0x800   /* IOC  */
  97
  98#define ETHERH600_DATAPORT      0x040   /* MEMC */
  99#define ETHERH600_NS8390        0x800   /* MEMC */
 100#define ETHERH600_CTRLPORT      0x200   /* MEMC */
 101
 102#define ETHERH_CP_IE            1
 103#define ETHERH_CP_IF            2
 104#define ETHERH_CP_HEARTBEAT     2
 105
 106#define ETHERH_TX_START_PAGE    1
 107#define ETHERH_STOP_PAGE        127
 108
 109/*
 110 * These came from CK/TEW
 111 */
 112#define ETHERM_DATAPORT         0x200   /* MEMC */
 113#define ETHERM_NS8390           0x800   /* MEMC */
 114#define ETHERM_CTRLPORT         0x23c   /* MEMC */
 115
 116#define ETHERM_TX_START_PAGE    64
 117#define ETHERM_STOP_PAGE        127
 118
 119/* ------------------------------------------------------------------------ */
 120
 121#define etherh_priv(dev) \
 122 ((struct etherh_priv *)(((char *)netdev_priv(dev)) + sizeof(struct ei_device)))
 123
 124static inline void etherh_set_ctrl(struct etherh_priv *eh, unsigned char mask)
 125{
 126        unsigned char ctrl = eh->ctrl | mask;
 127        eh->ctrl = ctrl;
 128        writeb(ctrl, eh->ctrl_port);
 129}
 130
 131static inline void etherh_clr_ctrl(struct etherh_priv *eh, unsigned char mask)
 132{
 133        unsigned char ctrl = eh->ctrl & ~mask;
 134        eh->ctrl = ctrl;
 135        writeb(ctrl, eh->ctrl_port);
 136}
 137
 138static inline unsigned int etherh_get_stat(struct etherh_priv *eh)
 139{
 140        return readb(eh->ctrl_port);
 141}
 142
 143
 144
 145
 146static void etherh_irq_enable(ecard_t *ec, int irqnr)
 147{
 148        struct etherh_priv *eh = ec->irq_data;
 149
 150        etherh_set_ctrl(eh, ETHERH_CP_IE);
 151}
 152
 153static void etherh_irq_disable(ecard_t *ec, int irqnr)
 154{
 155        struct etherh_priv *eh = ec->irq_data;
 156
 157        etherh_clr_ctrl(eh, ETHERH_CP_IE);
 158}
 159
 160static expansioncard_ops_t etherh_ops = {
 161        .irqenable      = etherh_irq_enable,
 162        .irqdisable     = etherh_irq_disable,
 163};
 164
 165
 166
 167
 168static void
 169etherh_setif(struct net_device *dev)
 170{
 171        struct ei_device *ei_local = netdev_priv(dev);
 172        unsigned long flags;
 173        void __iomem *addr;
 174
 175        local_irq_save(flags);
 176
 177        /* set the interface type */
 178        switch (etherh_priv(dev)->id) {
 179        case PROD_I3_ETHERLAN600:
 180        case PROD_I3_ETHERLAN600A:
 181                addr = (void __iomem *)dev->base_addr + EN0_RCNTHI;
 182
 183                switch (dev->if_port) {
 184                case IF_PORT_10BASE2:
 185                        writeb((readb(addr) & 0xf8) | 1, addr);
 186                        break;
 187                case IF_PORT_10BASET:
 188                        writeb((readb(addr) & 0xf8), addr);
 189                        break;
 190                }
 191                break;
 192
 193        case PROD_I3_ETHERLAN500:
 194                switch (dev->if_port) {
 195                case IF_PORT_10BASE2:
 196                        etherh_clr_ctrl(etherh_priv(dev), ETHERH_CP_IF);
 197                        break;
 198
 199                case IF_PORT_10BASET:
 200                        etherh_set_ctrl(etherh_priv(dev), ETHERH_CP_IF);
 201                        break;
 202                }
 203                break;
 204
 205        default:
 206                break;
 207        }
 208
 209        local_irq_restore(flags);
 210}
 211
 212static int
 213etherh_getifstat(struct net_device *dev)
 214{
 215        struct ei_device *ei_local = netdev_priv(dev);
 216        void __iomem *addr;
 217        int stat = 0;
 218
 219        switch (etherh_priv(dev)->id) {
 220        case PROD_I3_ETHERLAN600:
 221        case PROD_I3_ETHERLAN600A:
 222                addr = (void __iomem *)dev->base_addr + EN0_RCNTHI;
 223                switch (dev->if_port) {
 224                case IF_PORT_10BASE2:
 225                        stat = 1;
 226                        break;
 227                case IF_PORT_10BASET:
 228                        stat = readb(addr) & 4;
 229                        break;
 230                }
 231                break;
 232
 233        case PROD_I3_ETHERLAN500:
 234                switch (dev->if_port) {
 235                case IF_PORT_10BASE2:
 236                        stat = 1;
 237                        break;
 238                case IF_PORT_10BASET:
 239                        stat = etherh_get_stat(etherh_priv(dev)) & ETHERH_CP_HEARTBEAT;
 240                        break;
 241                }
 242                break;
 243
 244        default:
 245                stat = 0;
 246                break;
 247        }
 248
 249        return stat != 0;
 250}
 251
 252/*
 253 * Configure the interface.  Note that we ignore the other
 254 * parts of ifmap, since its mostly meaningless for this driver.
 255 */
 256static int etherh_set_config(struct net_device *dev, struct ifmap *map)
 257{
 258        switch (map->port) {
 259        case IF_PORT_10BASE2:
 260        case IF_PORT_10BASET:
 261                /*
 262                 * If the user explicitly sets the interface
 263                 * media type, turn off automedia detection.
 264                 */
 265                dev->flags &= ~IFF_AUTOMEDIA;
 266                dev->if_port = map->port;
 267                break;
 268
 269        default:
 270                return -EINVAL;
 271        }
 272
 273        etherh_setif(dev);
 274
 275        return 0;
 276}
 277
 278/*
 279 * Reset the 8390 (hard reset).  Note that we can't actually do this.
 280 */
 281static void
 282etherh_reset(struct net_device *dev)
 283{
 284        struct ei_device *ei_local = netdev_priv(dev);
 285        void __iomem *addr = (void __iomem *)dev->base_addr;
 286
 287        writeb(E8390_NODMA+E8390_PAGE0+E8390_STOP, addr);
 288
 289        /*
 290         * See if we need to change the interface type.
 291         * Note that we use 'interface_num' as a flag
 292         * to indicate that we need to change the media.
 293         */
 294        if (dev->flags & IFF_AUTOMEDIA && ei_local->interface_num) {
 295                ei_local->interface_num = 0;
 296
 297                if (dev->if_port == IF_PORT_10BASET)
 298                        dev->if_port = IF_PORT_10BASE2;
 299                else
 300                        dev->if_port = IF_PORT_10BASET;
 301
 302                etherh_setif(dev);
 303        }
 304}
 305
 306/*
 307 * Write a block of data out to the 8390
 308 */
 309static void
 310etherh_block_output (struct net_device *dev, int count, const unsigned char *buf, int start_page)
 311{
 312        struct ei_device *ei_local = netdev_priv(dev);
 313        unsigned long dma_start;
 314        void __iomem *dma_base, *addr;
 315
 316        if (ei_local->dmaing) {
 317                netdev_err(dev, "DMAing conflict in etherh_block_input: "
 318                           " DMAstat %d irqlock %d\n",
 319                           ei_local->dmaing, ei_local->irqlock);
 320                return;
 321        }
 322
 323        /*
 324         * Make sure we have a round number of bytes if we're in word mode.
 325         */
 326        if (count & 1 && ei_local->word16)
 327                count++;
 328
 329        ei_local->dmaing = 1;
 330
 331        addr = (void __iomem *)dev->base_addr;
 332        dma_base = etherh_priv(dev)->dma_base;
 333
 334        count = (count + 1) & ~1;
 335        writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD);
 336
 337        writeb (0x42, addr + EN0_RCNTLO);
 338        writeb (0x00, addr + EN0_RCNTHI);
 339        writeb (0x42, addr + EN0_RSARLO);
 340        writeb (0x00, addr + EN0_RSARHI);
 341        writeb (E8390_RREAD | E8390_START, addr + E8390_CMD);
 342
 343        udelay (1);
 344
 345        writeb (ENISR_RDC, addr + EN0_ISR);
 346        writeb (count, addr + EN0_RCNTLO);
 347        writeb (count >> 8, addr + EN0_RCNTHI);
 348        writeb (0, addr + EN0_RSARLO);
 349        writeb (start_page, addr + EN0_RSARHI);
 350        writeb (E8390_RWRITE | E8390_START, addr + E8390_CMD);
 351
 352        if (ei_local->word16)
 353                writesw (dma_base, buf, count >> 1);
 354        else
 355                writesb (dma_base, buf, count);
 356
 357        dma_start = jiffies;
 358
 359        while ((readb (addr + EN0_ISR) & ENISR_RDC) == 0)
 360                if (time_after(jiffies, dma_start + 2*HZ/100)) { /* 20ms */
 361                        netdev_warn(dev, "timeout waiting for TX RDC\n");
 362                        etherh_reset (dev);
 363                        __NS8390_init (dev, 1);
 364                        break;
 365                }
 366
 367        writeb (ENISR_RDC, addr + EN0_ISR);
 368        ei_local->dmaing = 0;
 369}
 370
 371/*
 372 * Read a block of data from the 8390
 373 */
 374static void
 375etherh_block_input (struct net_device *dev, int count, struct sk_buff *skb, int ring_offset)
 376{
 377        struct ei_device *ei_local = netdev_priv(dev);
 378        unsigned char *buf;
 379        void __iomem *dma_base, *addr;
 380
 381        if (ei_local->dmaing) {
 382                netdev_err(dev, "DMAing conflict in etherh_block_input: "
 383                           " DMAstat %d irqlock %d\n",
 384                           ei_local->dmaing, ei_local->irqlock);
 385                return;
 386        }
 387
 388        ei_local->dmaing = 1;
 389
 390        addr = (void __iomem *)dev->base_addr;
 391        dma_base = etherh_priv(dev)->dma_base;
 392
 393        buf = skb->data;
 394        writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD);
 395        writeb (count, addr + EN0_RCNTLO);
 396        writeb (count >> 8, addr + EN0_RCNTHI);
 397        writeb (ring_offset, addr + EN0_RSARLO);
 398        writeb (ring_offset >> 8, addr + EN0_RSARHI);
 399        writeb (E8390_RREAD | E8390_START, addr + E8390_CMD);
 400
 401        if (ei_local->word16) {
 402                readsw (dma_base, buf, count >> 1);
 403                if (count & 1)
 404                        buf[count - 1] = readb (dma_base);
 405        } else
 406                readsb (dma_base, buf, count);
 407
 408        writeb (ENISR_RDC, addr + EN0_ISR);
 409        ei_local->dmaing = 0;
 410}
 411
 412/*
 413 * Read a header from the 8390
 414 */
 415static void
 416etherh_get_header (struct net_device *dev, struct e8390_pkt_hdr *hdr, int ring_page)
 417{
 418        struct ei_device *ei_local = netdev_priv(dev);
 419        void __iomem *dma_base, *addr;
 420
 421        if (ei_local->dmaing) {
 422                netdev_err(dev, "DMAing conflict in etherh_get_header: "
 423                           " DMAstat %d irqlock %d\n",
 424                           ei_local->dmaing, ei_local->irqlock);
 425                return;
 426        }
 427
 428        ei_local->dmaing = 1;
 429
 430        addr = (void __iomem *)dev->base_addr;
 431        dma_base = etherh_priv(dev)->dma_base;
 432
 433        writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD);
 434        writeb (sizeof (*hdr), addr + EN0_RCNTLO);
 435        writeb (0, addr + EN0_RCNTHI);
 436        writeb (0, addr + EN0_RSARLO);
 437        writeb (ring_page, addr + EN0_RSARHI);
 438        writeb (E8390_RREAD | E8390_START, addr + E8390_CMD);
 439
 440        if (ei_local->word16)
 441                readsw (dma_base, hdr, sizeof (*hdr) >> 1);
 442        else
 443                readsb (dma_base, hdr, sizeof (*hdr));
 444
 445        writeb (ENISR_RDC, addr + EN0_ISR);
 446        ei_local->dmaing = 0;
 447}
 448
 449/*
 450 * Open/initialize the board.  This is called (in the current kernel)
 451 * sometime after booting when the 'ifconfig' program is run.
 452 *
 453 * This routine should set everything up anew at each open, even
 454 * registers that "should" only need to be set once at boot, so that
 455 * there is non-reboot way to recover if something goes wrong.
 456 */
 457static int
 458etherh_open(struct net_device *dev)
 459{
 460        struct ei_device *ei_local = netdev_priv(dev);
 461
 462        if (request_irq(dev->irq, __ei_interrupt, 0, dev->name, dev))
 463                return -EAGAIN;
 464
 465        /*
 466         * Make sure that we aren't going to change the
 467         * media type on the next reset - we are about to
 468         * do automedia manually now.
 469         */
 470        ei_local->interface_num = 0;
 471
 472        /*
 473         * If we are doing automedia detection, do it now.
 474         * This is more reliable than the 8390's detection.
 475         */
 476        if (dev->flags & IFF_AUTOMEDIA) {
 477                dev->if_port = IF_PORT_10BASET;
 478                etherh_setif(dev);
 479                mdelay(1);
 480                if (!etherh_getifstat(dev)) {
 481                        dev->if_port = IF_PORT_10BASE2;
 482                        etherh_setif(dev);
 483                }
 484        } else
 485                etherh_setif(dev);
 486
 487        etherh_reset(dev);
 488        __ei_open(dev);
 489
 490        return 0;
 491}
 492
 493/*
 494 * The inverse routine to etherh_open().
 495 */
 496static int
 497etherh_close(struct net_device *dev)
 498{
 499        __ei_close (dev);
 500        free_irq (dev->irq, dev);
 501        return 0;
 502}
 503
 504/*
 505 * Initialisation
 506 */
 507
 508static void __init etherh_banner(void)
 509{
 510        static int version_printed;
 511
 512        if ((etherh_msg_enable & NETIF_MSG_DRV) && (version_printed++ == 0))
 513                pr_info("%s", version);
 514}
 515
 516/*
 517 * Read the ethernet address string from the on board rom.
 518 * This is an ascii string...
 519 */
 520static int etherh_addr(char *addr, struct expansion_card *ec)
 521{
 522        struct in_chunk_dir cd;
 523        char *s;
 524        
 525        if (!ecard_readchunk(&cd, ec, 0xf5, 0)) {
 526                printk(KERN_ERR "%s: unable to read module description string\n",
 527                       dev_name(&ec->dev));
 528                goto no_addr;
 529        }
 530
 531        s = strchr(cd.d.string, '(');
 532        if (s) {
 533                int i;
 534
 535                for (i = 0; i < 6; i++) {
 536                        addr[i] = simple_strtoul(s + 1, &s, 0x10);
 537                        if (*s != (i == 5? ')' : ':'))
 538                                break;
 539                }
 540
 541                if (i == 6)
 542                        return 0;
 543        }
 544
 545        printk(KERN_ERR "%s: unable to parse MAC address: %s\n",
 546               dev_name(&ec->dev), cd.d.string);
 547
 548 no_addr:
 549        return -ENODEV;
 550}
 551
 552/*
 553 * Create an ethernet address from the system serial number.
 554 */
 555static int __init etherm_addr(char *addr)
 556{
 557        unsigned int serial;
 558
 559        if (system_serial_low == 0 && system_serial_high == 0)
 560                return -ENODEV;
 561
 562        serial = system_serial_low | system_serial_high;
 563
 564        addr[0] = 0;
 565        addr[1] = 0;
 566        addr[2] = 0xa4;
 567        addr[3] = 0x10 + (serial >> 24);
 568        addr[4] = serial >> 16;
 569        addr[5] = serial >> 8;
 570        return 0;
 571}
 572
 573static void etherh_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
 574{
 575        strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
 576        strlcpy(info->version, DRV_VERSION, sizeof(info->version));
 577        strlcpy(info->bus_info, dev_name(dev->dev.parent),
 578                sizeof(info->bus_info));
 579}
 580
 581static int etherh_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
 582{
 583        cmd->supported  = etherh_priv(dev)->supported;
 584        ethtool_cmd_speed_set(cmd, SPEED_10);
 585        cmd->duplex     = DUPLEX_HALF;
 586        cmd->port       = dev->if_port == IF_PORT_10BASET ? PORT_TP : PORT_BNC;
 587        cmd->autoneg    = (dev->flags & IFF_AUTOMEDIA ?
 588                           AUTONEG_ENABLE : AUTONEG_DISABLE);
 589        return 0;
 590}
 591
 592static int etherh_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
 593{
 594        switch (cmd->autoneg) {
 595        case AUTONEG_ENABLE:
 596                dev->flags |= IFF_AUTOMEDIA;
 597                break;
 598
 599        case AUTONEG_DISABLE:
 600                switch (cmd->port) {
 601                case PORT_TP:
 602                        dev->if_port = IF_PORT_10BASET;
 603                        break;
 604
 605                case PORT_BNC:
 606                        dev->if_port = IF_PORT_10BASE2;
 607                        break;
 608
 609                default:
 610                        return -EINVAL;
 611                }
 612                dev->flags &= ~IFF_AUTOMEDIA;
 613                break;
 614
 615        default:
 616                return -EINVAL;
 617        }
 618
 619        etherh_setif(dev);
 620
 621        return 0;
 622}
 623
 624static u32 etherh_get_msglevel(struct net_device *dev)
 625{
 626        struct ei_device *ei_local = netdev_priv(dev);
 627
 628        return ei_local->msg_enable;
 629}
 630
 631static void etherh_set_msglevel(struct net_device *dev, u32 v)
 632{
 633        struct ei_device *ei_local = netdev_priv(dev);
 634
 635        ei_local->msg_enable = v;
 636}
 637
 638static const struct ethtool_ops etherh_ethtool_ops = {
 639        .get_settings   = etherh_get_settings,
 640        .set_settings   = etherh_set_settings,
 641        .get_drvinfo    = etherh_get_drvinfo,
 642        .get_ts_info    = ethtool_op_get_ts_info,
 643        .get_msglevel   = etherh_get_msglevel,
 644        .set_msglevel   = etherh_set_msglevel,
 645};
 646
 647static const struct net_device_ops etherh_netdev_ops = {
 648        .ndo_open               = etherh_open,
 649        .ndo_stop               = etherh_close,
 650        .ndo_set_config         = etherh_set_config,
 651        .ndo_start_xmit         = __ei_start_xmit,
 652        .ndo_tx_timeout         = __ei_tx_timeout,
 653        .ndo_get_stats          = __ei_get_stats,
 654        .ndo_set_rx_mode        = __ei_set_multicast_list,
 655        .ndo_validate_addr      = eth_validate_addr,
 656        .ndo_set_mac_address    = eth_mac_addr,
 657        .ndo_change_mtu         = eth_change_mtu,
 658#ifdef CONFIG_NET_POLL_CONTROLLER
 659        .ndo_poll_controller    = __ei_poll,
 660#endif
 661};
 662
 663static u32 etherh_regoffsets[16];
 664static u32 etherm_regoffsets[16];
 665
 666static int
 667etherh_probe(struct expansion_card *ec, const struct ecard_id *id)
 668{
 669        const struct etherh_data *data = id->data;
 670        struct ei_device *ei_local;
 671        struct net_device *dev;
 672        struct etherh_priv *eh;
 673        int ret;
 674
 675        etherh_banner();
 676
 677        ret = ecard_request_resources(ec);
 678        if (ret)
 679                goto out;
 680
 681        dev = ____alloc_ei_netdev(sizeof(struct etherh_priv));
 682        if (!dev) {
 683                ret = -ENOMEM;
 684                goto release;
 685        }
 686
 687        SET_NETDEV_DEV(dev, &ec->dev);
 688
 689        dev->netdev_ops         = &etherh_netdev_ops;
 690        dev->irq                = ec->irq;
 691        dev->ethtool_ops        = &etherh_ethtool_ops;
 692
 693        if (data->supported & SUPPORTED_Autoneg)
 694                dev->flags |= IFF_AUTOMEDIA;
 695        if (data->supported & SUPPORTED_TP) {
 696                dev->flags |= IFF_PORTSEL;
 697                dev->if_port = IF_PORT_10BASET;
 698        } else if (data->supported & SUPPORTED_BNC) {
 699                dev->flags |= IFF_PORTSEL;
 700                dev->if_port = IF_PORT_10BASE2;
 701        } else
 702                dev->if_port = IF_PORT_UNKNOWN;
 703
 704        eh = etherh_priv(dev);
 705        eh->supported           = data->supported;
 706        eh->ctrl                = 0;
 707        eh->id                  = ec->cid.product;
 708        eh->memc                = ecardm_iomap(ec, ECARD_RES_MEMC, 0, PAGE_SIZE);
 709        if (!eh->memc) {
 710                ret = -ENOMEM;
 711                goto free;
 712        }
 713
 714        eh->ctrl_port = eh->memc;
 715        if (data->ctrl_ioc) {
 716                eh->ioc_fast = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, PAGE_SIZE);
 717                if (!eh->ioc_fast) {
 718                        ret = -ENOMEM;
 719                        goto free;
 720                }
 721                eh->ctrl_port = eh->ioc_fast;
 722        }
 723
 724        dev->base_addr = (unsigned long)eh->memc + data->ns8390_offset;
 725        eh->dma_base = eh->memc + data->dataport_offset;
 726        eh->ctrl_port += data->ctrlport_offset;
 727
 728        /*
 729         * IRQ and control port handling - only for non-NIC slot cards.
 730         */
 731        if (ec->slot_no != 8) {
 732                ecard_setirq(ec, &etherh_ops, eh);
 733        } else {
 734                /*
 735                 * If we're in the NIC slot, make sure the IRQ is enabled
 736                 */
 737                etherh_set_ctrl(eh, ETHERH_CP_IE);
 738        }
 739
 740        ei_local = netdev_priv(dev);
 741        spin_lock_init(&ei_local->page_lock);
 742
 743        if (ec->cid.product == PROD_ANT_ETHERM) {
 744                etherm_addr(dev->dev_addr);
 745                ei_local->reg_offset = etherm_regoffsets;
 746        } else {
 747                etherh_addr(dev->dev_addr, ec);
 748                ei_local->reg_offset = etherh_regoffsets;
 749        }
 750
 751        ei_local->name          = dev->name;
 752        ei_local->word16        = 1;
 753        ei_local->tx_start_page = data->tx_start_page;
 754        ei_local->rx_start_page = ei_local->tx_start_page + TX_PAGES;
 755        ei_local->stop_page     = data->stop_page;
 756        ei_local->reset_8390    = etherh_reset;
 757        ei_local->block_input   = etherh_block_input;
 758        ei_local->block_output  = etherh_block_output;
 759        ei_local->get_8390_hdr  = etherh_get_header;
 760        ei_local->interface_num = 0;
 761        ei_local->msg_enable = etherh_msg_enable;
 762
 763        etherh_reset(dev);
 764        __NS8390_init(dev, 0);
 765
 766        ret = register_netdev(dev);
 767        if (ret)
 768                goto free;
 769
 770        netdev_info(dev, "%s in slot %d, %pM\n",
 771                    data->name, ec->slot_no, dev->dev_addr);
 772
 773        ecard_set_drvdata(ec, dev);
 774
 775        return 0;
 776
 777 free:
 778        free_netdev(dev);
 779 release:
 780        ecard_release_resources(ec);
 781 out:
 782        return ret;
 783}
 784
 785static void etherh_remove(struct expansion_card *ec)
 786{
 787        struct net_device *dev = ecard_get_drvdata(ec);
 788
 789        ecard_set_drvdata(ec, NULL);
 790
 791        unregister_netdev(dev);
 792
 793        free_netdev(dev);
 794
 795        ecard_release_resources(ec);
 796}
 797
 798static struct etherh_data etherm_data = {
 799        .ns8390_offset          = ETHERM_NS8390,
 800        .dataport_offset        = ETHERM_NS8390 + ETHERM_DATAPORT,
 801        .ctrlport_offset        = ETHERM_NS8390 + ETHERM_CTRLPORT,
 802        .name                   = "ANT EtherM",
 803        .supported              = SUPPORTED_10baseT_Half,
 804        .tx_start_page          = ETHERM_TX_START_PAGE,
 805        .stop_page              = ETHERM_STOP_PAGE,
 806};
 807
 808static struct etherh_data etherlan500_data = {
 809        .ns8390_offset          = ETHERH500_NS8390,
 810        .dataport_offset        = ETHERH500_NS8390 + ETHERH500_DATAPORT,
 811        .ctrlport_offset        = ETHERH500_CTRLPORT,
 812        .ctrl_ioc               = 1,
 813        .name                   = "i3 EtherH 500",
 814        .supported              = SUPPORTED_10baseT_Half,
 815        .tx_start_page          = ETHERH_TX_START_PAGE,
 816        .stop_page              = ETHERH_STOP_PAGE,
 817};
 818
 819static struct etherh_data etherlan600_data = {
 820        .ns8390_offset          = ETHERH600_NS8390,
 821        .dataport_offset        = ETHERH600_NS8390 + ETHERH600_DATAPORT,
 822        .ctrlport_offset        = ETHERH600_NS8390 + ETHERH600_CTRLPORT,
 823        .name                   = "i3 EtherH 600",
 824        .supported              = SUPPORTED_10baseT_Half | SUPPORTED_TP | SUPPORTED_BNC | SUPPORTED_Autoneg,
 825        .tx_start_page          = ETHERH_TX_START_PAGE,
 826        .stop_page              = ETHERH_STOP_PAGE,
 827};
 828
 829static struct etherh_data etherlan600a_data = {
 830        .ns8390_offset          = ETHERH600_NS8390,
 831        .dataport_offset        = ETHERH600_NS8390 + ETHERH600_DATAPORT,
 832        .ctrlport_offset        = ETHERH600_NS8390 + ETHERH600_CTRLPORT,
 833        .name                   = "i3 EtherH 600A",
 834        .supported              = SUPPORTED_10baseT_Half | SUPPORTED_TP | SUPPORTED_BNC | SUPPORTED_Autoneg,
 835        .tx_start_page          = ETHERH_TX_START_PAGE,
 836        .stop_page              = ETHERH_STOP_PAGE,
 837};
 838
 839static const struct ecard_id etherh_ids[] = {
 840        { MANU_ANT, PROD_ANT_ETHERM,      &etherm_data       },
 841        { MANU_I3,  PROD_I3_ETHERLAN500,  &etherlan500_data  },
 842        { MANU_I3,  PROD_I3_ETHERLAN600,  &etherlan600_data  },
 843        { MANU_I3,  PROD_I3_ETHERLAN600A, &etherlan600a_data },
 844        { 0xffff,   0xffff }
 845};
 846
 847static struct ecard_driver etherh_driver = {
 848        .probe          = etherh_probe,
 849        .remove         = etherh_remove,
 850        .id_table       = etherh_ids,
 851        .drv = {
 852                .name   = DRV_NAME,
 853        },
 854};
 855
 856static int __init etherh_init(void)
 857{
 858        int i;
 859
 860        for (i = 0; i < 16; i++) {
 861                etherh_regoffsets[i] = i << 2;
 862                etherm_regoffsets[i] = i << 5;
 863        }
 864
 865        return ecard_register_driver(&etherh_driver);
 866}
 867
 868static void __exit etherh_exit(void)
 869{
 870        ecard_remove_driver(&etherh_driver);
 871}
 872
 873module_init(etherh_init);
 874module_exit(etherh_exit);
 875